430results about How to "Comfort experience" patented technology

The invention relates to the technical field of automobile intelligent control, in particular to an air conditioner intelligent control method and system based on passenger comfort. Acquiring the distribution condition of passengers in the vehicle, and collecting passenger body temperature information and passenger feature information; passenger comfort temperature is obtained based on the passenger feature information; comparing the body temperature of the passenger with the comfortable temperature of the passenger; and the vehicle-mounted air conditioner is controlled according to the comparison result until the body temperature of the passenger conforms to the comfort temperature of the passenger. The air conditioner control method is simple and efficient, the sensitivity and the demand degree of human bodies of different passengers to the temperature can be accurately recognized, and the temperature of each passenger can be adjusted according to the riding positions of the different passengers so as to meet the comfort requirement of the passengers; and the energy consumption of the air conditioning system can be reasonably controlled according to different passenger requirements and the number of passengers, unnecessary energy consumption is reduced, the endurance mileage of the whole vehicle is increased, and the experience feeling of the passengers is improved.

The invention relates to the technical field of sensing data analysis, in particular to a situation sensing method and system based on an intelligent fan. The method comprises the following steps: obtaining human shape position change data of an intelligent fan user and human shape motion posture change data of the intelligent fan user, carrying out human shape motion interframe change identification analysis and Kalman filtering human shape tracking, and carrying out human shape motion range analysis at the same time; the dynamic change range of the human shape motion of the intelligent fan user is obtained; the intelligent sensing range of the intelligent fan is obtained, situation awareness cross judgment is carried out on the human shape motion dynamic change range of an intelligent fan user, and when it is determined that the intelligent fan user is in a close or away sensing state, a wind speed acceleration or deceleration control instruction is generated through response of the intelligent fan and acts on a built-in control system of the intelligent fan. The corresponding intelligent fan air speed automatic acceleration or deceleration work is executed; the method can focus on recognition and tracking of the whole human shape, and aims at optimizing the sensing state of the intelligent fan.

The invention discloses a massage chair support which comprises a base support, a chair frame backrest and a chair frame seat, the chair frame seat is fixedly installed above the base support, the chair frame backrest is hinged to the chair frame seat, a walking massage machine core is arranged on the chair frame backrest and the chair frame seat, the chair frame backrest comprises two symmetrical backrest guide rails, the inner sides of the backrest guide rails are fixedly connected with backrest racks, and the backrest racks are hinged to the chair frame seat. The chair frame seat comprises two symmetrical seat frame guide rails, the inner sides of the seat frame guide rails are fixedly connected with seat frame racks, a double-end connecting piece is installed between the chair frame backrest and the chair frame seat, the walking massage machine core comprises a first walking wheel and a second walking wheel, and the first walking wheel and the second walking wheel are arranged at an interval. And one pair of walking wheels is at least arranged on the backrest guide rail or the seat frame guide rail. The waist and back part can be greatly stretched, and the massage experience feeling is improved; the walking massage machine core can walk stably, the chair frame backrest can swing along the same track repeatedly, and experience is more comfortable.

The invention discloses a naked eye light field 3D display system and method based on human eye tracking, electronic equipment and a storage medium. The naked eye light field 3D display system comprises a human eye tracking module, a data processing and transmission module, a 3D content generation and rendering module and a naked eye light field 3D display system. The human eye tracking module is used for positioning and tracking human eye positions in real time; the data processing and transmission module is used for carrying out filtering and prediction processing on the human eye position coordinates in real time; the 3D content generation and rendering module is used for generating and rendering 3D content of a corresponding position according to the obtained human eye position coordinates; and the naked eye light field 3D display system is used for receiving the data sent by the 3D content generation and rendering module and displaying 3D scenes at different viewing positions in real time. According to the invention, a user can experience a light field 3D effect without wearing any auxiliary equipment while high-resolution display content is brought, and more comfortable and natural naked-eye light field 3D experience is brought to the user.

The invention provides an active power-assisted exoskeleton digital twinning sensing control system and method, and the system comprises an exoskeleton physical entity worn on a human body, a sensing feedback module which is used for obtaining the posture information of the exoskeleton physical entity, and an intelligent control module which is used for carrying out the data processing of the posture information. The digital twin module is used for receiving second data information processed by the intelligent control module, adjusting the posture of a virtual exoskeleton simulating an exoskeleton physical entity according to the second data information, and fitting the posture into a downloadable real-time curve for algorithm optimization iteration of the intelligent control module. The precision and the response speed of the identification and assistance algorithm are improved; according to the method, by combining mutual mapping and feedback control between the digital twin and the physical entity, reliable data information and optimization parameters are provided for production, design, debugging and use stages of the exoskeleton physical entity, and both wearing comfort and assistance efficiency of the exoskeleton physical entity are achieved.

The invention relates to the technical field of air conditioners, and discloses a method for controlling an air conditioner, which comprises the following steps: acquiring indoor environment parameters under the condition that the air conditioner runs for a preset time length; the indoor environment parameters are imported into a comfort degree formula, and the human body comfort degree is obtained through calculation; under the condition that the human body comfort exceeds the preset comfort range, target environment parameters of the air conditioner are corrected according to a comfort formula; the air conditioner is controlled to operate according to the corrected target environment parameters; wherein the environment parameters comprise temperature, humidity and wind speed. According to the method, the target environment parameters of the air conditioner are automatically corrected through the comfort degree formula, and the air conditioner operates according to the corrected target environment parameters, so that the indoor comfortable environment can be more accurately created, a user can quickly enter the optimal comfortable state, and the actual use experience of the user can be improved. The invention further discloses a device for controlling the air conditioner, the air conditioner and a storage medium.

The invention relates to the technical field of mass spectrometer stability detection, in particular to clinical mass spectrometer key performance stability detection equipment which comprises a box body, a box cover is hinged to the top of the box body, a height adjusting mechanism is fixedly connected to the middle of the bottom in the box body, and a buffer mechanism is hinged to the top of the height adjusting mechanism. By arranging the buffering mechanism, in the carrying process, the side buffering assembly on each face in the frame body groove body plays an important role, when the device body is impacted and moves towards one side, the side buffering spring on the side is extruded for preliminary buffering, the spring on the other side is stretched for further buffering, and no matter which direction is impacted, the buffering effect is good. Compared with the prior art, the mass spectrometer stability testing device has the advantages that the device can play a good buffering and protecting role in the mass spectrometer stability testing process, obviously, the device is convenient to carry and use flexibly, can conveniently cope with mass spectrometer stability tests in different scenes during use, has good protection performance, and can better adapt to the mass spectrometer stability tests due to the height-adjustable design.

The invention provides an air conditioner and a control method of the air conditioner, the air conditioner comprises a machine shell, an evaporator, a multi-ion sterilization module and a humidifier, the machine shell is provided with an air duct and an air outlet communicated with the air duct, at least one part of the evaporator is arranged in the air duct, the multi-ion sterilization module is arranged in the air duct, and the humidifier is arranged in the multi-ion sterilization module. At least one multi-ion sterilization module is arranged on one side of the air inlet end of the evaporator, at least another multi-ion sterilization module is arranged between the evaporator and the air outlet, the humidifier is arranged on the machine shell, and a mist outlet of the humidifier is communicated with the air channel and arranged on one side of the air inlet end of the evaporator. According to the air conditioner, the multi-ion sterilization module and the humidifier are arranged in the air duct, and the mist outlets of the multi-ion sterilization module and the humidifier are formed in the front end of the evaporator, so that the cleanliness and the sterilization effect of air can be effectively improved, and the comfort level of a user is improved; therefore, the problems that in the prior art, an air conditioner is low in sterilization efficiency and prone to causing secondary pollution are solved.

A rigid-flexible integrated multifunctional lower limb rehabilitation training device comprises a base (100), a flexion and extension support (200), a hip and knee joint flexion and extension autonomous training control mechanism (300), an ankle joint dorsal extension and plantar flexion training mechanism (400), a hip and ankle joint inward and outward rotation autonomous training mechanism (500) and a hip joint adduction and abduction autonomous training mechanism (600). Mainly comprises a flexion and extension hand pull rope (310), a pedal plate (320) and a pedal pull rope (330); a support plate (410) and an elastic member (420); the internal and external rotation training device comprises a support frame (510), an internal and external rotation training arc-shaped track (520), an internal and external rotation roller (450) and an internal and external rotation training pull rope (530), the gear (620) is meshed with the adduction and abduction training arc-shaped track (610), and the adduction and abduction training pull rope (630) is arranged on the adduction and abduction training arc-shaped track (610). The lower limb core muscle group rehabilitation training device integrates multiple modes such as multiple joints, multiple degrees of freedom, passive, assisting and active as soon as possible in the lying position, can simulate gait training in the lying position, and effectively promotes early rehabilitation of a patient.

The invention relates to an unlocking control system and method and a vehicle, and the unlocking control system comprises an external electricity supplementing interface which is used for connecting an external emergency power supply in a whole vehicle power shortage state; the power management module is used for being connected with an external emergency power supply and collecting and detecting the voltage of the external emergency power supply. If the detected voltage is matched with the low-voltage power grid voltage of the whole vehicle, the power management module controls the second-stage cut-off protection unit to be switched on, so that the low-voltage storage battery is switched on with an external emergency power supply for charging operation; the low-voltage storage battery is used for supplying power to a low-voltage power grid And the door module is used for driving a door lock to complete unlocking if a vehicle door unlocking signal is received and a user passes identity information authentication after the door module is powered by the low-voltage storage battery. The vehicle door can be opened on the premise of ensuring the reliability of vehicle power-on operation and the anti-theft safety, and the design which is low in cost and compatible with science and technology is achieved.

The invention relates to the technical field of crissum flushing, in particular to a pressing type crissum flushing device. The device comprises a supporting frame, a buffering cushion is slidably arranged at the top of the supporting frame, a flushing frame is arranged at the bottom of the supporting frame in a communicating mode, a spray head is embedded in the flushing frame, a flushing assembly is arranged at the bottom of the flushing frame, and the flushing assembly is used for preventing cleaning liquid from flowing out when the buffering cushion slides downwards. A guiding assembly is arranged in the connecting frame and used for guiding flushing fluid in an inclined mode when the water outlet pipe and the water outlet coincide and communicate for drainage. Through the design of the flushing assembly, when a patient sits on a buffer cushion, a supporting sliding frame can automatically slide downwards, so that a water outlet pipe and a water outlet are staggered, flushing liquid is effectively prevented from flowing out, the problem that waste water overflows to wet shoes and socks of the patient is solved, the body burden of the patient is greatly relieved, and more comfortable use experience is provided for the patient.

The invention provides a magnetic resonance gating method and device based on a laser speckle image, a terminal and a medium, and particularly relates to the technical field of image processing and physiological monitoring, and the method comprises the steps: collecting a defocus interference speckle image sequence of a heart under the irradiation of a laser lamp within a preset time period through a single camera based on a preset space-time mapping model; based on the out-of-focus interference speckle image sequence, obtaining a composite motion signal of the heart; based on the composite motion signal, determining a time sequence phase characteristic of the heart; and in response to the detected time sequence phase characteristics, extracting a heart vibration signal and a respiratory movement signal by using a preset gating strategy. The novel composite gating strategy provided by the scheme only depends on a single out-of-focus camera, has the advantages of being non-contact, high in precision and robust to disturbance caused by a magnetic field, can simplify the magnetic resonance process, provides more comfortable use experience, and can effectively eliminate breathing and heart motion artifacts existing in the magnetic resonance imaging process.

The utility model discloses an electric adjusting air outlet panel structure which comprises a frame body and an electric control box, the frame body is provided with at least one air port, air guide blades are rotatably installed at the air port, the electric control box is installed in the frame body and is in transmission connection with the air guide blades, the frame body comprises two frames and two end covers, and the two end covers are arranged on the frame body. The two end covers are connected between the two frames and located on the two sides of the frames respectively, each frame comprises an inner frame and an outer frame, the inner frames are connected to the inner sides of the outer frames in a clamped mode, and the air opening is formed between the two inner frames; wherein the inner frame is made of a plastic material, and the outer frame is made of a metal material. According to the utility model, the experience of people is more comfortable, the aesthetic property and durability are ensured, and the condensation phenomenon is effectively reduced by utilizing the characteristics of low density, small heat conductivity coefficient and slow heat transfer speed of plastic.

The utility model belongs to the technical field of manufacturing of air conditioners and air source heat pumps, and discloses a welding assembly and welding equipment for a temperature sensing pipe sleeve and a U-shaped pipe for an air conditioner, the welding assembly comprises the temperature sensing pipe sleeve and the U-shaped pipe, the temperature sensing pipe sleeve is arranged at the top or the outer side of the U-shaped pipe, and a straight line section b is additionally arranged at the top of the U-shaped pipe and is usually guaranteed to be 3-8mm. The welding assembly provided by the utility model can be directly mounted on the two devices of the air conditioner and can be automatically welded at one time along with row welding of the two devices, and manual welding does not need to be added; according to the welding equipment, the temperature sensing pipe sleeve and the U-shaped pipe can be well fixed, the length of a fusion line is guaranteed, the assembly position is guaranteed, and errors are reduced; stable cured parameters are adopted, so that the consistency of products is ensured; automatic welding is adopted, the welding efficiency is greatly improved, the equipment adopts linear passing type welding, and the structural design is simple and practical.

The invention relates to the field of intelligent equipment, in particular to an equipment control method and device, equipment and a computer readable storage medium. The equipment control method comprises the following steps: acquiring environment parameters of a target environment; determining predicted energy consumption of the electric equipment in the target environment according to the environmental parameters; receiving an interaction request sent by a user in a preset interface; wherein the predicted energy consumption and / or the environmental parameters are displayed in the interface; and controlling the electric equipment according to at least one of the interaction request, the predicted energy consumption and the environmental parameters. According to the invention, a better energy-saving effect and more comfortable user experience can be realized.

The invention discloses an application of vanillyl butyl ether in an external preparation for skin, a vanillyl butyl ether cyclodextrin inclusion compound and a preparation method of a fiber mask. The vanillyl butyl ether is used as an antioxidant active component and a heating component in the external preparation for skin, and the addition amount of the vanillyl butyl ether in the external preparation for skin is 0.01-10wt%; the invention also provides a preparation method of the vanillyl butyl ether cyclodextrin inclusion compound. The preparation method comprises the following steps: (1) dissolving vanillyl butyl ether in ethanol to prepare a vanillyl butyl ether alcohol solution; (2) dissolving the cyclodextrin in water, and stirring until the cyclodextrin is completely dissolved to prepare a cyclodextrin aqueous solution; and (3) dropwise adding the vanillyl butyl ether alcohol solution prepared in the step (1) into the cyclodextrin aqueous solution prepared in the step (2), stirring for clathration, removing the solvent, and drying. The vanillyl butyl ether is coated, the solubility of the vanillyl butyl ether in water is improved, and the nanofiber thermal inductance mask is prepared by an electrostatic spinning method and has ideal effects of oxidation resistance, heating and the like.

The invention belongs to the technical field of air conditioners, and particularly relates to an air conditioner control method, device and equipment and a computer storage medium. The method comprises the following steps: acquiring scene detection information, and judging whether a triggering condition of a pre-generated target scene based on a user demand is met or not based on the scene detection information; and under the condition that the triggering condition of the target scene is met, an air conditioner control strategy corresponding to the target scene is obtained, real-time control parameters of the air conditioner are determined on the basis of the real-time indoor environment information and / or the real-time outdoor environment information and the air conditioner control strategy, and personalized intelligent air conditioner control is achieved on the basis of the real-time control parameters. According to the method, different use scenes can be identified, and the control strategy is automatically adjusted based on the different use scenes and the real-time environment information, so that the method better adapts to actual requirements and environment changes of users, manual operation of the users is reduced, operation convenience is improved, and more personalized and comfortable experience is provided for the users.

A medicine exudation corresponding affected limb lifting device is applied to a nursing bed. The device comprises a fixing plate and a limb winding belt, the fixed plate is detachably mounted on the bedrail in a vertical state; a first movable bonding piece is arranged on the front face of the fixing plate, a hooking part is fixedly arranged at the upper end of the back face of the fixing plate, and an embedding part is arranged in the middle of the back face of the fixing plate. When the second movable bonding piece and the third movable bonding piece of the limb winding belt are bonded and fixed, the limb winding belt forms an annular shape in a surrounding mode, and the fourth movable bonding piece is made to be located on the outer surface of the annular shape. And the limb winding belt is bonded and fixed with the first movable bonding piece of the fixing plate through the fourth movable bonding piece. The limb lifting device is used for lifting an affected limb after medicine exudation, specifically, the affected limb is positioned on the fixing plate through the hook-and-loop fasteners, and the lifting angle and the positioning position of the affected limb can be adjusted.

The utility model discloses an electric toothbrush replacement head, which belongs to the technical field of electric toothbrushes and comprises a tail cover, a motor and a brush head body. The tail cover is provided with a fixing part, a limiting part connected with the fixing part and an inserting part connected with the limiting part, the other end of the inserting part is connected with a tail cover elastic wall, a connecting block is arranged between the tail cover elastic wall and the limiting part, and two grooves are formed in the end, close to the tail cover elastic wall, of the connecting block; a second elastic wall is arranged between the two grooves, a first elastic wall is arranged at the position, on the opposite side of the second elastic wall, of the limiting part, and an inserting groove is formed in the position, on the connecting block, of the inner side of the inserting part; two first limiting strips matched with the grooves are arranged in the brush head body. The replacement head of the electric toothbrush can solve the problems that toothpaste on the head of the toothbrush splashes before tooth brushing and foam splashes during tooth brushing.

The invention provides a high-elasticity waterproof skin-touch tablecloth based on a flexible polymer and a preparation method thereof. The tablecloth is made of a polyurethane composition, comprises a modified polyurethane material, amino siloxane, graphene, a light stabilizer, a flexible plasticizer and the like, and has excellent elasticity, waterproofness, antistatic property and soft touch feeling. The preparation method comprises the following steps: firstly, mixing the modified polyurethane material with amino siloxane, then adding graphene and other additives, and molding under a calendering process. Through the design, the touch feeling, durability and environmental protection performance of the tablecloth are improved, and the tablecloth is suitable for high-quality household products.

The utility model discloses a PTC (Positive Temperature Coefficient) heating corrugated pipe for a warmer, which relates to the technical field of warmers and comprises a shell, a heating mechanism is arranged in the shell, a ventilation mechanism for air inlet and outlet is arranged on the surface of one side of the shell, and a protection component for protection is arranged on the surface of one side of the shell. An auxiliary assembly is further arranged on the surface of one side of the shell, the heating mechanism comprises a plurality of corrugated pipe bodies, sleeves are arranged on the surfaces of one sides of the corrugated pipe bodies, the sleeves are fixedly installed on the surface of one side of an installation base, the installation base is fixedly installed on the surface of one side of the shell, a storage battery is further arranged on the bottom face of the shell, and a temperature sensor is arranged on the upper surface of the shell. According to the scheme, due to the fact that the heating mechanism and the ventilation mechanism are arranged, the energy efficiency of the warmer is improved, energy waste is reduced, and the use safety is remarkably enhanced.

The utility model relates to the technical field of floor selection devices in elevator cars, in particular to a villa elevator car floor registration device based on gesture recognition, which is mounted in a villa elevator car, a floor selection display control area is arranged in the villa elevator car, and the villa elevator car floor registration device comprises a gesture recognition module, a floor selection control board and an elevator instruction board. The gesture recognition module is in signal connection with the floor selection control panel, and the floor selection control panel is in signal connection with the elevator instruction panel; an infrared gesture recognition area is arranged in the floor selection display control area, the height from the center position of the infrared gesture recognition area to the ground in the villa elevator car is 110-130 cm, the gesture recognition module comprises an infrared transmitting tube and an infrared receiving tube, the infrared transmitting tube and the infrared receiving tube are both located in the infrared gesture recognition area, and the infrared gesture recognition area is located in the infrared gesture recognition area. The infrared receiving tube receives the infrared light emitted by the infrared emitting tube. According to the villa elevator, the infrared gesture recognition device is arranged in the villa elevator car, the relative required space is small, and the floor selection mode is novel and attractive; and the required space of the operation box panel can be reduced.

The utility model provides an automatic chamber returning toy gun which comprises a grip and a sleeve, the sleeve is connected to the upper side of the grip and moves along the grip, a main counter-recoil spring is arranged in the grip, the grip is connected with the sleeve through the main counter-recoil spring, an auxiliary spring is arranged in the sleeve, and the auxiliary spring is connected with the grip through the auxiliary spring. One end of the auxiliary spring is connected with the inner right wall of the sleeve, the other end of the auxiliary spring is connected with the auxiliary spring locking tenon, the auxiliary spring locking tenon is rotationally connected to the grip through a rotating shaft, a sliding block is arranged on the upper side of the auxiliary spring locking tenon, and the sliding block is arranged in the sleeve and is in sliding connection with the sleeve; the stiffness coefficient of the main counter-recoil spring is smaller than that of the auxiliary spring. The trigger force can be reduced, and the trigger stroke can be shortened; compared with the prior art, the lower trigger force and the shorter trigger stroke can be guaranteed, meanwhile, the larger chamber returning force is achieved, the whole product adopting the design is more compact, and the playing effect is better.

The utility model discloses a seat, belongs to the technical field of seats, and solves the problem that an action of matching a soft table top similar to a tatami with a supporting heel to sit cannot be provided anytime and anywhere, so that the existing supporting heel is inconvenient. The seat cushion is fixedly connected to the seat plate, the supporting plate is fixedly connected to the seat plate and penetrates through the seat cushion, the seat plate is fixedly connected to the upper end of the supporting plate, the seat cushion is made of soft materials, and a containing space allowing the legs to stretch into is formed among the seat plate, the supporting plate and the seat cushion. According to the utility model, the experience of a user is optimized, the shanks and knees of the user are allowed to be placed on the cushion, the two legs of the user are tightly attached to the supporting plate, and the feet of the user are placed in the special accommodating space, so that the body weight of the user is supported, the shanks and the knees are ensured to be buffered by the cushion on the bottom plate, and additional comfort is provided; therefore, the sitting posture is adapted and matched, and the sitting posture stability and the long-time sitting comfort of the user are improved.

The application relates to a middle air inlet type household convenient drying machine, air inlets are arranged in the middle part of the machine body, and other non-core pneumatic components such as control panels are arranged outside the fluid channel, the path from air suction to air exhaust forms a more short and straight, smooth and efficient airflow air duct, airflow loss is maximally reduced, air speed and air volume are obviously improved, the pneumatic performance and drying efficiency of the drying machine are improved, and working time is shortened. Meanwhile, due to the smooth air duct design, airflow can pass in a more smooth laminar flow state, noise generated due to impact and turbulence is reduced, a more quiet use experience is provided for users, due to the reduced air duct resistance, the running load of the motor is smaller, energy is saved, the service life of the drying agent is prolonged, meanwhile, the compact structure of the household drying machine is maintained, and a more comfortable use experience is brought to users.

The utility model discloses a novel expansion control screen, which relates to the field of expansion screen control, and comprises a use terminal and an expansion control screen, the use terminal and the expansion control screen are in signal connection through a USB2.0, and the expansion control screen comprises an MCU module, an LCD display module, a TP control module and an LVDS connection module. The LCD display module and the TP control module control display through the LVDS connection module, the MCU module is in signal connection with the TP control module through a USB2.0, and the MCU module is connected with an external terminal through the USB2.0. According to the novel extended control screen provided by the utility model, the extended control screen, the TP operation module and the LCD control module are arranged, a use terminal synchronizes contents to the LCD display module of the extended control screen through a USB2.0 data line, the use terminal is reversely controlled by operating the TP control module, and meanwhile, the operation steps can be displayed through the LCD display module, so that the use terminal is more convenient to use. And the application which is difficult to operate by a mouse on the terminal is more convenient to use.

The utility model discloses a long-strip atmosphere lamp control panel with an intelligent surface, which comprises a strip-shaped shell and is characterized in that a first circuit board and a second circuit board are arranged on the shell side by side, a mounting bracket is arranged above the first circuit board, and the first circuit board and the second circuit board are arranged on the mounting bracket. An atmosphere lamp bracket is arranged above the second circuit board, the mounting bracket and the atmosphere lamp bracket are arranged side by side, a sensor sheet is arranged on the mounting bracket, a light equalizing sheet is arranged above the atmosphere lamp bracket, a lens strip is arranged above the sensor sheet and the light equalizing sheet, and the lens strip is connected with the shell. According to the utility model, the structural design is reasonable, the intelligent surface, the atmosphere lamp and the control panel are combined together, the intelligent surface enables the panel to look like a cabin interior trim, the integrity is stronger, the style is more concise, the atmosphere lamp provides more comfortable experience for a cabin, different lighting environments can be provided for different scenes, and the safety of the cabin is improved. And personalized linkage with the whole vehicle is realized.

The utility model discloses a central air-conditioning tuyere capable of adjusting air speed. The central air-conditioning tuyere comprises a tuyere shell, the air speed adjusting assembly is installed in the air opening shell. The wind speed adjusting assembly comprises an electric telescopic rod, a wind shield, a clamping strip and a fan, one end of the electric telescopic rod is fixedly connected with the inner surface of the tuyere shell, the side face of the wind shield is fixedly connected with the end, away from the tuyere shell, of the electric telescopic rod, the clamping strip is installed in the tuyere shell, and the outer surface of the clamping strip is slidably connected with a sliding groove in the side face of the wind shield. And the fan is arranged in the tuyere shell. According to the scheme, the air port shell and the air speed adjusting assembly are arranged, the electric telescopic rod is started, the air baffles can be driven by the electric telescopic rod to slide along the clamping strips, and when the interval between the two air baffles is reduced, the cross sectional area through which air conditioner air passes is also reduced, so that the air speed is increased; the air speed is increased under the condition that an air conditioner fan does not need to be regulated and controlled, and the effects of reducing noise and energy consumption and being more environmentally friendly are achieved.

The utility model relates to a massage device and a shoulder and neck massage instrument. The massage device comprises a driving motor, a transmission part, a pushing part and a shell part, the driving motor is used for providing power; the transmission part is connected with the driving motor; the transmission part comprises a gear assembly and a transmission shaft; the input end of the gear assembly is used for being connected with the driving motor; the gear assembly is provided with at least one output end; the transmission shaft is connected with at least one output end of the gear assembly; the input end of the pushing part is connected with the transmission shaft of the transmission part; the output end of the pushing part is used for mounting a massage head; the input ends of the driving motor, the transmission part and the pushing part are all arranged in the cavity of the shell part, and the output end of the pushing part extends out of the cavity of the shell part. The structure is compact, the space layout utilization is reasonable, the size of the whole machine is small, and the user experience feeling is more comfortable.