2583results about How to "Improve comfort" patented technology

The invention discloses a respiratory disease oxygen precise conveying system based on a sensor, and relates to the technical field of medical equipment, and the system comprises a sensing module which integrates multiple sensors to collect and process airway and physiological data of a patient; the disease matching module identifies disease types through database comparison; the dynamic adaptation module calculates exclusive oxygen concentration based on a multi-mode fusion initial algorithm; the conveying module executes adjustment; the closed-loop feedback module continuously fine-tunes the oxygen concentration through a closed-loop stepped fine-tuning algorithm to form a closed-loop link, so that accurate dynamic control of oxygen delivery is realized; according to the invention, multi-sensor collaborative acquisition and disease precise matching are combined with a dynamic algorithm and closed-loop feedback, so that individuation and dynamic oxygen delivery are realized, the system avoids misjudgment by relying on a standardized database, and the oxygen concentration, flow and pressure are ensured to be adjusted in real time along with physiological indexes of a patient through multi-parameter collaborative adjustment and stepped fine adjustment; the treatment comfort, the effectiveness and the long-term adaptability are improved.

The invention relates to the technical field of vehicle suspension system control, and discloses a multi-source data fused shock absorber self-adaptive regulation and control method and system.The method comprises the steps that multi-source signal data are synchronously collected through a sensor, and a preliminary signal set is generated in combination with environment change data; analyzing vibration signal peak amplitude and displacement data integral variation trend, distinguishing high-frequency small-acceleration and low-frequency large-amplitude pavement excitation characteristics, and determining signal contribution degree distribution; dynamically adjusting the signal weight and introducing temperature compensation to correct stiffness drift to generate a weighted vector; carrying out weighting processing, smoothing, noise suppression and nonlinear amplitude estimation to generate fusion data, and optimizing the weight to obtain a refined weighted vector; after secondary fusion, a cross-frequency-band transition smoothing technology and a least square method are adopted to determine damping characteristic parameters; according to the vehicle suspension system self-adaptive regulation and control method and system, the self-adaptive regulation and control accuracy and the working condition adaptability of the vehicle suspension system are improved.

The invention discloses a reinforcement learning-driven public building user energy consumption behavior simulation method, which comprises the following steps of: 1, acquiring basic data, and building a simulation environment model for simulating a mapping relationship between a user energy consumption behavior and building energy consumption as well as an environment comfort degree; 2, defining a state space and an action space of the intelligent agent, selecting a depth deterministic strategy gradient algorithm as a core learning algorithm of the intelligent agent, designing a multi-target comprehensive reward function of the core learning algorithm, and embedding a public building energy consumption control target; step 3, using an intelligent agent to interact with a simulation environment, simulating an energy consumption process of a user, and identifying different scenes according to a preset rule; 4, the intelligent agent iteratively updates network parameters in the core learning algorithm based on the number of samples collected in the interaction process, and after training convergence, a user energy consumption behavior optimization scheme is output.

The stroller frame assembly comprises a main stroller frame, the main stroller frame comprises a hand push rod set and two rear foot rods, the hand push rod set comprises two supporting rods, the supporting rod on each side comprises a first rod section and a second rod section, the first end of the first rod section is rotatably connected with the rear foot rod on the same side, and the second end of the first rod section is rotatably connected with the rear foot rod on the same side; the first end of the second rod section is rotatably connected with the second end of the first rod section, and the first rod section on each side is movably provided with a sliding piece; the left and right ends of the handrail assembly are connected to the sliding pieces on the two sides respectively; the rear end of the seat assembly is connected to the bottoms of the supporting rods on the two sides. The backrest assembly comprises a first backrest part and a second backrest part, the first end of the first backrest part is connected to the rear end of the seat assembly, and the first end of the second backrest part is rotatably connected to the second end of the first backrest part; in the folding state, the second backrest part is folded towards the front side relative to the first backrest part, the first rod section is close to the rear foot rod, and the second rod section is folded towards the side close to the armrest assembly relative to the first rod section.

The invention discloses an exoskeleton robot abnormal working condition automatic response and risk avoiding decision-making method, and relates to the technical field of exoskeleton, and the method comprises the steps: deploying a plurality of types of sensors to synchronously collect environment data, human physiological data and exoskeleton operation data, and carrying out the preprocessing to remove interference; through fusion of abnormal harmonic detection and a finite-state machine, dangerous working conditions such as wind speed abrupt change are identified, and grades are judged; monitoring eye movement and heart rate variability data in real time, quantifying cognitive load and grading; a decision rule base is constructed, and joint locking and other adaptive risk avoiding decisions are generated in combination with working condition types, grades and cognitive loads; the controller drives the execution mechanism to execute a decision, continuously monitors data at a frequency, dynamically adjusts the decision or recovers a normal mode. According to the method, dangerous working conditions are accurately identified through multi-source data fusion, adaptive risk avoiding measures are automatically triggered, a power assisting strategy is dynamically adjusted in combination with cognitive loads, and operation flexibility and physical output are balanced.

The invention discloses an immersive cinema dynamic content adaptation control method based on multi-modal fusion, and the method comprises the steps: collecting at least one non-contact physiological signal of a target audience seat area in real time, the physiological signal comprising a respiratory wave signal collected by a millimeter wave radar or a photoplethysmography signal collected by a near-infrared photoelectric sensor; performing time-frequency analysis on the physiological signal, and extracting a physiological wake-up characterization value in a current time window; the physiological wake-up characterization value comprises a heart rate variability change rate and a heart rate deviation value; constructing a dynamic damping adjustment model, and calculating a virtual damping coefficient of the seat movement system at the current moment based on the physiological wake-up characterization value; and the virtual damping coefficient is converted into an execution instruction of a seat motion controller, and damping force output of the motion platform is adjusted in real time. The technical problem that the pre-programmed motion feedback is disjointed with the real-time physiological and psychological state of the audience can be solved, the experience adaptability and comfort of the cinema seat are improved, and the system safety is improved.

The invention discloses an orthopedic surgery navigation positioning method and system based on three-dimensional registration, and belongs to the technical field of orthopedic surgery navigation. According to the method, through preoperative multi-modal image fusion reconstruction, intraoperative dynamic point cloud collection and an improved mixed registration algorithm, precise alignment of a preoperative model and an intraoperative actual skeleton is achieved, and by combining real-time error monitoring and dynamic compensation, precise positioning parameters of a surgical instrument are output to guide surgical operation; the system corresponds to the method and comprises an image acquisition module, a three-dimensional reconstruction module, a registration calculation module, a navigation guiding module, an error monitoring module and a control module, all the modules work cooperatively, and it is ensured that the navigation positioning precision is smaller than or equal to 0.3 mm, the registration time is smaller than or equal to 3.5 s, and the dynamic error compensation response time in the operation is smaller than or equal to 50 ms. The method does not need to depend on a physical marker, does not need a doctor to manually intervene the registration process, is high in anti-interference capability, is suitable for various orthopedic surgery scenes, effectively reduces the surgical risk, and improves the surgical efficiency and the standardization level.

The invention relates to the technical field of container houses, and discloses an intelligent environment control system for a container house, a temperature acquisition module deploys temperature sensing nodes in a plurality of temperature control areas divided in the vertical direction of the container house, and obtains the internal air temperature value and the envelope surface temperature value of each temperature control area; the model construction module determines a thermal resistance characteristic coefficient according to the surface temperature value and the internal air temperature value of the enclosure structure, determines a ventilation heat exchange coefficient according to the ventilation flow value and the internal and external temperature difference, and constructs a dynamic thermal resistance model based on the thermal resistance characteristic coefficient and the ventilation heat exchange coefficient; a deviation analysis module performs deviation analysis on the internal air temperature value and a preset target temperature field to obtain a temperature field deviation degree, and calculates a temperature control demand level; the temperature control module generates a cooperative control sequence of variable frequency air conditioner power adjustment and ventilation device opening adjustment according to the temperature control requirement level and a preset energy consumption constraint condition, and the uniformity, comfort and energy efficiency of temperature control of the container house are improved.

A nasal filter for filtering suspended particulate matters, suspended droplets, and harmful gases in air, and for waterproofing. The nasal filter (1) is arranged within nasal passages, and comprises a connecting beam (2) and two filtering mechanisms; two ends of the connecting beam (2) are respectively integrally or detachably connected to the two filtering mechanisms arranged symmetrically in the nasal passages (95) on two sides; the connecting beam (2) semi-surrounds a lower end of a nasal septum (91), and comprises an intermediate portion (21) positioned below the nasal septum (91), and two connecting arms (22) arranged symmetrically on two sides of the nasal septum (91); the intermediate portion (21) is positioned between the two connecting arms (22); the two connecting arms (22) are connected to the two filtering mechanisms arranged symmetrically in the two nasal passages (95); and each filtering mechanism comprises an outer frame (3), a filter plate (4), and a bracket (5).

The present application belongs to the technical field of medical apparatus and instruments, and particularly relates to a four-direction transmission bronchoscope. The present application comprises a shell, a rocker transmission assembly installed at the rear end of the shell, and a flexible insertion part installed at the front end of the shell. The rocker transmission mechanism comprises a cross rocker frame, a rocker, and four driving ropes. One end of the driving ropes is in transmission connection with the rocker through the transmission assembly, and the other end is fixedly arranged at the tail end of the flexible insertion part. The rocker is configured to, under the action of an external force, pull the corresponding driving ropes through the transmission assembly to drive the tail end of the flexible insertion part to continuously deflect and adjust in four directions, i.e. up, down, left and right. The present application integrates the rocker, the cross rocker frame and the four driving ropes in the shell, and adopts a single rocker linkage four-rope layout to replace the split layout transmission mode of the traditional multiple independent steel wire cooperating with independent transmission wheel sets, thereby significantly simplifying the transmission structure and improving the integration degree and space utilization rate of the rear end transmission assembly.

The application relates to the field of assembly building technology and discloses an assembled sound insulation and shock absorption laminated floor slab, which comprises a pouring plate, the outer part of the pouring plate is provided with a cladding structure, the cladding structure comprises a main frame, a side stop, an upper stop rod and a connecting groove, the two upper stop rods are fixedly installed on the side stop, the upper stop rod can be detachably connected with the main frame and forms a box body structure to cladding the pouring plate, a connecting groove is arranged on one side of the main frame, and a protrusion is fixedly arranged on the other side of the main frame; and a cushion block assembly, the pouring plate is assembled with the main frame, the side stop and the upper stop rod at a construction site after being prefabricated in a factory, the modular design makes the components separable for transportation, the size and weight of a transportation unit are greatly reduced, the transportation cost and hoisting difficulty are reduced, the on-site assembly is flexible, the size deviation of the actual installation position can be fine-tuned, and the adaptability is high.

This application relates to a lightweight AI glasses using a Micro LED optical engine module, belonging to the field of AI glasses technology. The lightweight AI glasses using a Micro LED optical engine module include a frame and temples. One end of the temples is rotatably connected to the frame. A limiting portion is also provided at the end of the frame. A first adjustment mechanism is also provided on the frame. The first adjustment mechanism includes an abutment frame and a fixing component. The abutment frame is located at one end of the temple near the frame, and one end is rotatably connected to the temple. The limiting portion is located on the displacement path of the other end of the abutment frame when it rotates with the temple. The fixing component is used to fix the abutment frame after rotation. This application improves the comfort of the user when wearing the lightweight AI glasses.

The utility model relates to the technical field of body -building equipment, and disclose a kind of family fitness handle kit, including first handle assembly, the left side of first handle assembly is provided with second handle assembly, it is provided with gyro wheel assembly between first handle assembly and second handle assembly, first handle assembly includes handle rod body, the left side of handle rod body is provided with first sealing cover, the left end of first sealing cover is fixedly installed with skipping rope connector, the middle part of skipping rope connector is provided with threading groove, the outside of handle rod body is equipped with first rubber antiskid pad, the right end of handle rod body is provided with second sealing cover, the left end of handle rod body is fixedly provided with first connector. The family fitness handle kit, by setting first handle assembly, second handle assembly and gyro wheel assembly, the switching of two kinds of fitness functions of gyro wheel push-up and skipping rope can be realized, satisfy the diversification demand of family fitness, improve the utilization of body -building equipment.

The invention relates to the technical field of elevators, and discloses an elevator car interior protection structure based on multi-dimensional buffering, which comprises four groups of first splicing devices, two groups of second splicing plates and eight groups of third splicing plates, the first splicing devices comprise a plurality of groups of first splicing plates, and connecting grooves are formed in the front and rear sides of the plurality of groups of first splicing plates; a first hinge is arranged in a connecting groove of the first splicing plate, a plurality of sets of first connecting devices are connected between the second splicing plates and the third splicing plates, the first splicing devices, the two sets of second splicing plates, the eight sets of third splicing plates and the first connecting devices are matched with screw blocks, so that the device can be quickly assembled; and meanwhile, field processing is not needed, the upper side of the second splicing plate on the front side is movably connected with a turning plate, the device does not need to be fixed to the inner wall of an elevator car after being installed, therefore, rigid connection with an elevator is not needed, and the installation speed and efficiency of the device are improved through the method.

The present application relates to the field of automotive technology, in particular to a semi-active suspension control method for a commercial vehicle cab based on pitch vibration control, which utilizes the adjustable damping performance of a continuously variable damping shock absorber, utilizes a pitch motion controller and a vertical motion controller, calculates corresponding weight coefficients according to vehicle state information, combines pitch control and vertical control, obtains the final damping force of each suspension, combines a fuzzy control method, considers the influence of vehicle load on damping effect, introduces a load coefficient, takes the product of the control current calculated by the general fuzzy controller and the load coefficient as the final control current of the shock absorber, controls the damping coefficient of the shock absorber, thereby providing the isolation capability and anti-pitch capability of the suspension, and further, the present application can continuously adjust the control current through a cyclic adjustment process, so that the cab comfort is significantly improved compared with the traditional fuzzy control method.

The utility model discloses a compact folding support, including two front side support pole, two rear side support pole and center connecting component, two front side support pole, two rear side support pole one end all swing joint in the four around of center connecting component, make the front side support pole and rear side support pole four -way scatter, or make all front side support pole and rear side support pole gather each other, the end of front side support pole is equipped with the hook, and the hook is swing joint with the front side support pole, and the hook can be perpendicular to the front side support pole upwards, and the rear side support pole is equipped with the auxiliary support leg, and one end of auxiliary support leg is swing joint with the rear side support pole, and the other end is used for abutting installation plane, and auxiliary support leg can be accomodate and be pasted in the rear side support pole, the utility model discloses reduce the volume under the gathering state, and it is convenient to accomodate and carry, still can be applicable to the support mobile phone with magnetic attraction through the setting magnetic attraction component, has improved the use convenience.

The present application relates to the technical field of fan, and provides an evaporative fan, which comprises a rear shell, a front shell, a side shell, a fan wheel and a water curtain. The evaporative fan provided by the present application forms an air flow flowing into an air inlet, passing through the water curtain into an air duct cavity and being sent out from an air outlet when the fan wheel rotates forward. A plurality of air guide ribs are arranged on the front shell at intervals. The protruding height of the air guide ribs towards the fan wheel increases along the air flow direction in sequence. The air flow first impacts on the air guide rib with the smallest protruding height, part of the air flow is blown out from the air outlet, and the other part of the air flow impacts on the adjacent air guide ribs in sequence. The protruding height can block part of the air flow, so that the part of the air flow can be guided to blow out to the external environment from the air outlet, avoiding returning to the air duct cavity, so that the air volume of the evaporative fan sent out of the fan front shell by the fan wheel is more uniform, the cooling effect is greatly improved, the air flow interference is small, the noise is greatly reduced, and the comfort of use is improved.

This utility model discloses a pressure hemostasis device for interventional nursing, relating to the technical field of pressure hemostasis devices. It includes a base plate, a fixing component at the bottom of the base plate, a base support above the base plate, and a top cover above the base support. An observation window is embedded in one side of the top of the top cover. A splicing component is provided on the outer sides of the top cover and base support, and a pressing component is provided above and inside the top cover. Two slots are formed at the top of the base plate. This utility model allows two threaded blocks to be moved to a suitable position by rotating two lead screws, thereby adjusting the distance between the base support and the end of the base plate. Furthermore, by changing the longitudinal distance between the two threaded blocks, the orientation of the top cover can be adjusted. After the patient lies down, the injured limb can be placed in a comfortable position, and the base support can provide good support and lift for the injured limb, improving the comfort of the patient's compressed limb.

The utility model relates to connecting pipe technical field discloses a high quality visual electronic cystoscope catheter, including operation handle, the outside fixed connection of operation handle has endoscope catheter, the inside slide connection of endoscope catheter has connecting pipe, the outside fixed connection of connecting pipe has curved end, the outside of operation handle is equipped with a plurality of limit slot, the outside slide connection of limit slot has telescopic mechanism, the outside fixed connection of operation handle has quick -witted mechanism, telescopic mechanism includes follow -up block no.

The application discloses a kind of vehicle-mounted projection systems, it is related to vehicle technical field.The system includes: first display component, is set to the front of driver;Second display component, is set to the other position except the setting position of the first display component in the cabin;Projection component;Detection component, for detecting vehicle state;Control module, for responding to the first vehicle state that the vehicle state is, control the projection component and project the content to be projected on the first display component, responding to the second vehicle state that the vehicle state is, control the projection component and project the content to be projected on the second display component.This embodiment can avoid affecting the driver's line of sight when using vehicle-mounted projection system, distract the driver's attention, improve the viewing experience of people in the car.

The utility model discloses a sectional type scoliosis correction device, including scoliosis correction arc plate, still include pelvic support, with the pelvic support both sides rotation connection's basin bone limiting arc plate, lower extreme with the pelvic support both sides rotation connection's basin bone limiting arc plate rear end fixed link and upper end with scoliosis correction arc plate lateral fixed link and lower extreme with basin bone limiting arc plate detachable connection's two second telescopic piece. The utility model has the advantages of: adopt sectional type structure, has overcome the existing scoliosis correction device wearing in the middle patient's spine and cannot be flexed and cannot be flexibly adjusted problem, makes scoliosis correction device local effective traction, has improved the correction effect and has improved the patient's comfort degree, the application structure simple, convenient operation, strong adaptability and so on, is applicable to different age stages and the scoliosis patient of the degree of illness.

This application relates to the field of shoe cavity customization design technology, and particularly to a shoe cavity space optimization design method. The method includes: acquiring initial shoe last data and static contact pressure data; acquiring first pressure data of the user in a first state and second pressure data of the user in a second state; determining cavity adjustment data based on the initial shoe last data, first pressure data, second pressure data, and static contact pressure data; and determining optimized shoe last data based on the cavity adjustment data and the initial shoe last data. The shoe cavity space optimization design method provided by this application enables shoes produced from customized shoe last models to improve the user's walking experience and comfort.

The utility model provides a multifunctional back training device belongs to fitness equipment technical field to solve the existing multifunctional back training device, the user perspires and is easy to remain in the cushion, handle, influences the follow -up experience. Although adds seat cover and so on clean, but seat cover replacement is complicated, and when moving, easy to shift and interfere with training action's problem. Including training device main part, support frame, cushion, seat cover, drive board, limit component and suspension assembly, support frame fixed mounting in training device main part one side, the cushion fixed mounting is in support frame top, the seat cover is set up in the cushion outside, drive board sliding connection is in support frame outside, limit component setting is in drive board outside, suspension assembly sets up in the cushion bottom. The utility model has the advantages of simple operation, avoids displacement, improves training safety etc.

The utility model provides a kind of wound dressing fixing band, belong to dressing fixing band application technical field.The wound dressing fixing band, including dressing bandage and the dressing area being equipped with the bottom of dressing bandage, it is characterized by: two empty ways are equipped with in the inside two sides of dressing bandage, two medical ropes are worn in the inside two empty ways, and two medical ropes two ends are integrally made into the pulling head, and are connected by pulling head mutual rope knot, wherein, by the two empty ways being equipped with in the inside two sides of dressing bandage and the reinforcing ring being equipped with in the inside two ends empty way and the combination design of medical rope and pulling head, user can adjust the tightness of dressing by pulling the pulling head of medical rope two ends, and medical rope is connected by rope knot, effectively solve the problem that dressing is easy to slide or overflow from the edge of fixing band.

The application discloses a post-processing method for vehicle ambient temperature sensor failure and related devices. When the vehicle is powered on, if the ambient temperature sensor fails and the sleep time of the vehicle is within the first preset time length, it is considered that the ambient temperature is affected by the heat dissipation of the thermal management system. The heat pump mode is determined based on the heat pump mode storage value, the battery demand is determined according to the waterway mode storage value, and then the current ambient temperature is determined through different states of the heat pump mode and the battery demand. Compared with the default value mode in the related art, the heat pump mode and the battery demand can be considered to post-process the ambient temperature sensor failure, obtain a more accurate current ambient temperature, and then reduce the influence on the thermal management system to improve the comfort of the passenger cabin.

This utility model discloses a core training device, including a frame with a suspension assembly and a support assembly on it. The support assembly is located below the suspension assembly. One end of each of the two booms is fixed to the support assembly, and the other end is rotatably mounted on the frame. The counterweight mechanism includes an electromagnetically controlled damper. The frame has a rotating seat, and one boom is connected to the rotating seat via a rotating shaft. The electromagnetically controlled damper is drively connected to the rotating shaft. This training device adopts a vertical design, occupies a small area, and has a variety of movement trajectories, effectively training the human core muscle groups. Its resistance adjustment abandons traditional counterweights, using an electromagnetically controlled damper to achieve flexible resistance adjustment, improving the user experience. The reciprocating design of the counterweight mechanism provides a damping effect during crunches and relaxation, reducing the feeling of stagnation caused by sudden changes in force, making the equipment run more smoothly, balancing comfort and training efficiency.

The application relates to the technical field of air conditioners, and discloses a method for controlling an air conditioner, which comprises the following steps: acquiring a current comfort value of an SPMV model associated with a sleep stage of a user; and controlling operation parameters of a fresh air mode associated with the air conditioner according to a matching condition of the comfort value and a preset comfort value. The method can regulate the oxygen content of an environment where the user is located, and improve the comfort of the user in the sleep stage. The application further discloses a device for controlling an air conditioner, an air conditioner and a storage medium.

The utility model provides a comfortable back -carrying type hair dryer with damping structure, include: hair dryer body, hair dryer body one side is equipped with backplate support, backplate support one side fixed mounting has damping component, and damping component includes U shaped elastic sheet, and U shaped elastic sheet fixed mounting is in backplate support one side, and U shaped elastic sheet one side surface is equipped with two empty grooves, and two empty grooves are all respectively pasted with silica gel block in, and silica gel block one side is respectively pasted with soft cotton board. When the user carries the hair dryer body through the shoulder strap, the body pressure is passed to the silica gel block through the soft cotton board, and the high elasticity deformation of silica gel absorbs high frequency fine vibration, and the wave plate is located between two soft cotton boards, and the wave structure of the wave plate produces deformation when being pressed, and the dispersion pressure increases the buffer stroke, improves the comfort degree when the user is carrying.

This application relates to a continuous positive airway pressure (CPAP) device and a method for controlling ventilation pressure. The minimum operating pressure is determined by acquiring a preset treatment pressure and a target pressure drop. The device monitors the patient's respiratory phase transitions in real time and employs different pressure regulation strategies for the inspiratory and expiratory phases. During the inspiratory phase, the ventilation pressure is smoothly adjusted from the preset treatment pressure to the minimum operating pressure and maintained to reduce inspiratory effort. During the expiratory phase, the ventilation pressure is gradually increased from the minimum operating pressure to ensure that the ventilation pressure returns to the preset treatment pressure at the end of the expiratory phase, maintaining airway support and avoiding the risks of airway closure and central apnea. This application improves patient comfort during CPAP therapy, enhances treatment compliance, and simultaneously ensures airway support while reducing the risks of airway closure and central apnea.

The utility model relates to mahjong machine technical field, concretely relates to a mahjong machine with multi -surface control panel, including mahjong machine outer frame and outer frame batten, the desktop of mahjong machine is provided with the lifting panel, the four sides of mahjong machine are provided with the mounting groove, and the control panel is arranged in each mounting groove, the lifting panel is electrically connected with the control panel. The mounting groove and control panel rotatable connection are connected, the both sides of control panel are provided with rotating shaft respectively, and the both sides of mounting groove are provided with the mounting hole coaxial with rotating shaft respectively, and rotating shaft can be inserted into the inside of mounting hole. The upper side of control panel is provided with the lug, and the inside of mounting groove is provided with the guide sliding slot, and the lug slides in the guide sliding slot. The utility model solves the technical problem that the control panel of existing mahjong machine is set on the lifting panel and makes the control panel vulnerable to external factors interference, leads to false touch or damage, and makes the dice display area compression and leads to the technical problem of insufficient visibility.