76results about How to "Small structural design" patented technology

The invention discloses a multi-functional elevator, comprising a chassis component and a lifting table component, wherein, a scissors mechanism is hinged between the chassis component and the lifting-table component to support or drive the lifting table component; a driving device is arranged on the chassis component to drive the extension and retraction of the scissors mechanism; the driving device is controlled by a controller arranged on the chassis component. The driving device adopts a worm-wheel and worm type speed reducer, and is internally provided with a self-locking mechanism; the chassis component is provided with a roller component with an induction device, and the usage safety of the chassis component is greatly improved. The multi-functional elevator of the invention has small and exquisite appearance structure in design with the thickness being less than one foot under complete compression state, can be completely stored at the bottom of chambers and under beds and other places, occupies less space, and is convenient to be stored. The invention also has multiple functions of being used as an experiment workbench in a laboratory, being used as a table after being lifted to a proper height and being used as a lifting device for placing heavy objects and the like, realizing multiple use of one machine.

The invention discloses an automatic dry fluorescence detector which comprises a sample inlet/outlet mechanism, a sampling mechanism, a rotating disc mechanism, a card feeding mechanism and a detection mechanism, wherein the sample inlet/outlet mechanism comprises a sample transmission device, a test-tube rack capable of replacing multiple sample test tubes, and a test-tube rack arrangement plate; the test-tube rack is mounted on the test-tube rack arrangement plate; the sampling mechanism comprises a sampling device, a liquid transfer device and a buffer area in which multiple buffer solution boxes are stored; the rotating disc mechanism comprises a rotating disc, and a rotating disc driving device driving the rotating disc to rotate; the card feeding mechanism comprises a card feeding device, a swing device and at least two card boxes; the detection mechanism comprises a detection head and is used for performing data acquisition on reagent cards at detection positions. According to the automatic dry fluorescence detector disclosed by the invention, lots of redundant structural design can be reduced, so that the cost is reduced, and the overall structure of a multi-item fluorescence detector is compact. The fluorescence detector disclosed by the invention can be applied to fluorescence detection.

The invention relates to a valve, in particular to an integrated high-temperature high-pressure metal seal ball valve. The invention adopts the following scheme that: the integrated high-temperature high-pressure metal seal ball valve comprises a valve rod, a valve body, a valve seat and a valve core ball. The valve is characterized in that the valve seat and the valve body are integrally arranged, and a transversal ripple structure is formed at the integral joint of the valve seat and the valve body. By adopting the scheme, the invention overcomes the defects of the prior art and provides a novel integrated high-temperature high-pressure metal seal ball valve with reasonable structure, flexible opening and closing, high efficiency and good seal effect.

The invention discloses a one-way movable throttle valve, an outdoor unit of an air conditioner and a filling and operating method of the air conditioner. The one-way movable throttle valve comprises a valve body and a valve core, wherein a valve body is internally provided with a sliding cavity, the valve core is arranged in the sliding cavity of the valve body and can relatively slide relative to the axial direction of the valve body; when the valve core slides in the valve body in the axial direction, the valve core has a throttling state and a filling state; a throttling channel is arranged on the valve core, and a filling channel is arranged on the valve body; and when the valve core is in the filling state, the first end of the throttling valve is communicated with the second end through the filling channel; and when the valve core is in the throttling state, the second end of the throttling valve is communicated with the first end through the throttling channel. According to the one-way movable throttle valve, the outdoor unit of the air conditioner and the filling and operation method of the air conditioner, the production cost of the outdoor unit of the air conditioner can be effectively reduced, and the production efficiency is improved.

The invention discloses a card feeding mechanism for multi-project survey meter and card feeding method thereof. The card feeding mechanism includes a turntable; along the radial direction of the turntable are equipped with a number of card loading tongues that hold reagent, at one end of the card loading tongue is a socket that extends to the edge of the turntable; a turntable-driving device that connects with the turntable and drives the turntable to rotate around an axis; at least two deposit boxes, each deposit box is placed at the periphery of the turntable along the peripheral direction; the outlet of each deposit box can align with the socket of a card loading tongue; a card feeding device, is located at the periphery of the turntable, the feeding device includes a card-dialing part that can approach the socket along the radial direction of the turntable or moving away from the socket; a swinging device, that connects with aforementioned feeding device and drives the card feeding device to rotate around the axis to arrive at different deposit locations; the rotating axes of the turntable and the card feeding device coincide. The present invention can reduce large amount of redundant structures and designs, thereby saving the costs and enabling the overall structure of the multi-project survey meter to be more compact. The present invention can be applied to fluorescence detection.

The invention discloses an extension-type three-dimensional parking system, which comprises a supporting structure, a parking plate for parking of a vehicle, and a crank arm for driving the parking plate to move leftward and rightward as well as move upward and downward, wherein upper and lower parking spaces capable of simultaneously satisfying the in and out requirements of two vehicles are arranged at left side and/or right side of the supporting structure, the upper parking space is a horizontally arranged carrier plate, the upper part of the supporting structure is provided with a boom capable of extending leftward and rightward as well as moving upward and downward and a driving mechanism for driving the boom, and the boom can synchronously drive the parking plate to extend leftward and rightward as well as move upward and downward so as to automatically lift and descend the vehicle during the process of extending leftward and rightward as well as moving upward and downward. According to the invention, the parking system is reasonable in design, simple in structure, economical and practical as well as easy and simple to operate; the process of parking vehicle/taking vehicle in the upper parking space does not influence the process of parking vehicle/taking vehicle in the lower parking space; and the defects of inconvenience for operation, large occupied area, high construction cost and the like of the existing three-dimensional garage are overcome.

The invention discloses a self-energy-acquisition inner pipeline wall cleaning robot, and relates to the field of robots. The robot comprises two cleaning discs, supporting feet, an inner shaft, a driving disc, a crown gear, a gear pair, a shaft sleeve, two magnets, two push rods and a cam; the two cleaning discs are arranged at the two ends of a supporting sleeve respectively; the inner shaft isinstalled in the supporting sleeve; multiple supporting feet are evenly and circumferentially arranged in the two cleaning disc, located at the outer end of the supporting sleeve and matched with theinner shaft through the shaft sleeve, the surface, matched with the supporting foot, of the inner shaft is an inclined surface, and the gradients of the inclined surfaces of the two ends of the innershaft are complementary; the shaft sleeve is provided with the driving disc and the crown gear fixed coaxially with the driving disc, the gear pair conducts matched movement with the crown gear, and ashaft of the gear pair is fixedly connected with the cam in the inner shaft; the two ends of the cam are provided with the push rods in matched movement with the cam, and the tail ends of the push rods are fixedly provided with the magnets; the robot solves the problems that current inner wall cleaning robots are complex in structure, high in cost, low in working efficiency, incomplete during cleaning and the like.

The invention discloses a movable chassis with idler wheels, and relates to the field of a computer device. The movable chassis with the idler wheels comprises a chassis body, side plates and a pull rod, wherein the periphery of the chassis body is provided with a bottom plate, a front baffle and a rear baffle; four corners of the bottom plate are provided with upwards-concave collection tanks; an idler wheel with a damper is hinged into each collection tank; the size of each idler wheel is adaptive to the size of each collection tank; the pull rod consists of a handle and a hollow frame, wherein the handle is vertically hinged to the frame, the frame is wider than the chassis, and the frame is hinged to the rear baffle by a dowel. According to the movable chassis, the chassis can conveniently and quickly move.

The invention relates to a passenger seat belt reminding device for a passenger vehicle. The passenger seat belt reminding device comprises a receiver module and a plurality of emitter modules. The receiver module is mounted in a cab of the passenger vehicle, the emitter modules are mounted under passenger seats of the passenger vehicle, and the receiver module comprises a display, a voice unit, afirst wireless unit, a first control unit, a connection unit and a control button. The first control unit is connected with the display, the voice unit, the first wireless unit, the connection unit and the control button, and the connection unit is connected with a vehicular system of the passenger vehicle. Each emitter module comprises a pressure sensor, a lock sensor, a second wireless unit anda second control unit, wherein the second wireless unit is connected with the first wireless unit. Compared with the prior art, the passenger seat belt reminding device has the advantage is capable of assisting a driver in passenger management and effectively monitoring and reminding passengers of fastening seat belts in real time in a running process of the passenger vehicle to avoid potential safety risks.

The invention relates to the technical field of skin detection, in particular to a skin color measuring device and method for intense pulsed light dry eye treatment. The device comprises a handle grip module, a shell is arranged at the top of the handle grip module, an external measuring assembly is arranged on the front side of the shell, a display touch screen module is arranged on the rear side of the shell, and a module assembly matched with the external measuring assembly is arranged in the shell. The device is reasonable in structural design, firstly, an LED light supplementing instruction is sent out at the touch screen end of the display touch screen module, an annular LED light supplementing lamp assembly module is controlled to emit light to irradiate the surface of the human eye skin, then a multispectral digital sensor module is used for collecting spectral data characteristics of multiple wave bands of light reflected by the skin, finally, the data are input into a trained lightweight convolutional neural network model, a multi-classification support vector machine classifier is used for predicting and classifying the skin color, and a skin color recognition result is obtained.

The invention provides a lifting-dropping and rotation actuating unit which comprises a steel frame. A screw rod is installed inside the steel frame and the lower end of the screw rod is connected with the steel frame in a sliding mode through a bearing. A travel switch is installed above the bearing and a screw nut is installed above the travel switch. The screw rod of the top portion of the steel frame is provided with a big belt wheel, wherein the big belt wheel is connected with a small belt wheel through a tyre. The small belt wheel is connected with a motor which is installed on a motor fixed plate. The upper segment of the steel frame is connected with the screw rod in a sliding mode through a pressure bearing. The lower portion of the presser bearing is provided with a gasket, wherein a ball circle is installed on the end face of the steel frame which is located under the gasket. A switch is installed above the ball circle. The motor drives the belt wheels to move through the belt, and therefore, the screw rod is driven to move. The screw nut moves up and down along the screw rod. When running into the gasket, the screw rod continues to rotate and drives the screw nut to rotate in a horizontal direction. The rotation is stopped when the screw nut runs to the travel switch after rotation of 180 degrees and the motor stops working. When the screw nut moves under the screw rod and the screw nut runs into the travel switch, the motor stops working. The actuating unit has the advantages of being simple in structure and easy to use.

The invention discloses a mobile bridge and dam area ship navigation front early warning facility and a working mode. The facility is provided with a 5G communication module, an ultrasonic anemograph,a ship body scanner and a visibility meter and is installed on an overwater installation frame, and a single-beam depth finder and a water flow meter are installed on an underwater installation frame; wherein the floating body attitude measuring instrument, the solar cell panel and the mounting rack are fixed on the floating body, and the lithium battery pack, the main control processing computerand the AIS transceiver are mounted in the floating body cabin. Navigation safety detection, ship navigation safety result judgment and ship navigation safety early warning can be carried out on passing ships in a bridge and dam area, meanwhile, the solar cell panel, the lithium battery pack and the 5G communication module are arranged, extra power supply cables and communication cables do not need to be laid in use, and the facility can be deployed in any water area of the bridge and dam area; and the position can be moved according to the requirements of a user. When the facility is used, ship berthing is not needed, deployment is flexible, early warning is accurate, meanwhile, the structure is light, and convenience is provided for later equipment maintenance.

The invention provides a stick for measuring the circumferential distance of a flange plate, which comprises a stick body, wherein the two ends of the stick body are respectively provided with measuring scales, the measuring scale valve of one end is larger than that of the other end, and the top of the end with the smaller measuring scale valve is provided with a lug boss. The stick can be suitable for use under various environment conditions such as air medium or underwater, and the like; has simple structure, small volume, convenient carrying, flexible operation, convenience and simpleness; exactly measures the circumferential distance of the flange plate and greatly improves the success rate of the butt joint of the flange plate; and saves time and labor, is safe and reliable, and effectively improves the work efficiency and the accuracy.

The invention discloses a convenient and fast welding device, and particularly relates to the field of building construction. The convenient and fast welding device comprises a base, a rack is connected to the upper part of the rear end part of the base, a working cavity is formed between the top of the rack and the top of the base, an operation button is arranged on the front surface of the rack,and a welding gun head is installed on the lower part of the middle of the rack, fixed clapboards are correspondingly connected to the top end, located at the two sides of the welding gun head, of the base, metal pipes are correspondingly inserted into the inner positions of the two fixed clapboards at the same height, and first gears are correspondingly connected to the outer parts of two metalpipes corresponding to the outer side positions of the fixed clapboards correspondingly. According to the convenient and fast welding device, the structural design is reasonable, more convenience is achieved when operating, the contact position of the two metal pipes can be omni-directionally welded, the overall structural design is small and exquisite, space occupation is less, ash and scraps generated during welding can be collected, and the situation that the splashing of the ash and scraps can hurt people and affect the surrounding environment is avoided.

The invention discloses an intelligent cabinet lock with a handle function. The intelligent cabinet lock is used on a drawer and a cabinet, a lock catch is arranged on the cabinet, a lock body matchedwith the lock catch is arranged in the drawer, a handle used for pushing and pulling is arranged outside the drawer, the intelligent cabinet lock comprises the lock catch, the lock catch is a plate extending towards a cavity of the drawer, the lock body comprises a spring bolt and a rotation stopping mechanism, the spring bolt is rotatably installed in a cavity of a sliding block base, a torsional spring used for resetting is arranged between the spring bolt and the sliding block base, the rotation stopping mechanism comprises an electromagnet, a plug pin of the electromagnet penetrates through a through hole of the sliding block base and can be inserted into a limiting hole of the spring bolt, a handle is provided with an electronic module used for receiving an external unlocking and locking instruction, and the electronic module is electrically connected to the electromagnet. The device is small and exquisite in structural design, the spring bolt has the functions of rotation and telescopic automatic reset, and the electronic module of the handle is combined to receive a lock opening and closing instruction, so that the drawer is good in safety, convenient to push, pull and useand wide in application range.

The invention belongs to the technical field of medical instruments, and particularly relates to an exoskeleton index finger function rehabilitation robot. The exoskeleton index finger function rehabilitation robot comprises a far-end driving assembly, a metacarpophalangeal joint execution assembly connected with the far-end driving assembly through a Bowden cable, a near-side knuckle driving assembly connected with the metacarpophalangeal joint execution assembly and a near-side knuckle execution assembly rotationally connected with the near-side knuckle driving assembly. Transmission of a transmission mechanism is achieved through a Bowden cable, the exoskeleton index finger function rehabilitation robot is simple in structure, small in size and convenient to wear, the far-end driving assembly is adopted and does not need to be arranged on the hand of a patient, and the recovery effect and the recovery speed of rehabilitation training of the patient are improved. The metacarpophalangeal joint execution assembly adopts a 2UPS + U parallel structure design, can realize flexion/extension, adduction/abduction and combined movement of metacarpophalangeal joints, and can assist the index finger of a patient in all-around rehabilitation training.

A simple tea drying machine of the present invention relates to a kind of tea processing equipment, which is composed of a box body and a screen. The box body is a cuboid. , the connecting air duct between the fan and the box body is evenly equipped with electric heating tube bundles, and there is a hoarding board around the screen, and a rotating reel is hingedly installed on one end of the shroud. The outer end of the net is fixedly connected to the moving reel. The invention is a simple tea drying machine, the overall structure design is simple, small and reasonable, very convenient to use, energy-saving and environment-friendly, more economical and practical, very suitable for home use. At the same time, an anti-wind blowing device is arranged on the top, which solves the problem that the existing device is easily blown off by the external wind.

The invention discloses a low-pressure freeze dryer, and belongs to the field of gas equipment in the electronic industry. The low-pressure freeze dryer comprises a box body, a compressor, a condenser and an evaporator, and the compressor, the condenser and the evaporator are sequentially connected through a refrigerant conveying pipeline to form a loop. An electronic adjusting valve and an ice-pressure drying filter are arranged at the part, from the condenser to the evaporator, of the refrigerant conveying pipeline. The box body comprises a base, a top plate, a front wall, a rear wall and two side walls, and the front wall, the rear wall and the two side walls are connected between the base and the top plate. The condenser is located on the inner side of the right side wall and fixed to the base, and a forklift position is arranged at the bottom of the base. The condenser and the evaporator are located on the inner sides of the two side walls respectively and fixed to the base, and the evaporator is higher than the condenser. Supporting columns are fixed to the lower end of the evaporator, and the evaporator is fixed to the base through the supporting columns. Heat dissipation holes distributed in an array mode are formed in the two side walls. The refrigerant flow is adjusted by changing the opening degree of the electronic throttling valve, and then the cold air amount after heat exchange is changed, so that adjustment can be performed according to the air consumption of a user to meet requirements.

The invention discloses a portable medicine fetcher for surgery, which comprises a rod body, in which a storage slot and a storage cavity are arranged, guide rails are symmetrically arranged on the front and rear side walls of the storage slot, and a medicine box is arranged in the storage slot. The front and rear side walls of the medicine box are symmetrically provided with slide grooves matching the guide rails, and the storage cavity is embedded with a thermal insulation liner. The outer cover of the fastening plate is provided with a sealing cover matched with the outlet pipe, and the outer circular surface of the rod body is provided with a protective cover and a massage cover, and a number of protrusions are evenly arranged on the massage cover; the medicine provided by the invention The box and the insulated liner can be used to store drug granules and boiled water respectively, which is convenient for patients to take the medicine directly; the setting of the massage cover can be used to massage the neck when tired, so as to relieve fatigue, and the magnet can accelerate blood circulation and promote microcirculation; The overall structure design is small and exquisite, and can be inserted in the pocket, which is convenient to carry.

The invention discloses an emotion judgment wearable device and method based on body surface extremely-low frequency potential difference characteristics. The potential difference between two points on the skin of a human body is directly collected at an extremely low frequency below 1Hz, the time domain data of the potential difference is subjected to data analysis processing to obtain emotionalcharacteristics, and the emotional characteristics are input into an emotional judgment model to judge different emotions; and the wearable device comprises a differential amplification module, an active low-pass filtering module, a boosting module, an AD conversion module, a main control module, a wireless communication module, a lead falling detection module, a low electric quantity detection module and a working state display module. According to the present invention, accurate basic emotion recognition can be performed based on the body surface extremely-low frequency potential differencecharacteristics of the specific part of the human body, and the wearable device is small in structural design and convenient to wear.

The invention discloses an inverted precision plastic mold. The inverted precision plastic mold comprises a front mold plate, a push plate and an oil cylinder, wherein a glue inlet is formed in the front mold plate; the oil cylinder comprises a cylinder body, a telescopic rod and a clamping block, the clamping block is fixed at one end, far away from the cylinder body, of the telescopic rod, a fixed plate is fixed on the cylinder body, the telescopic rod extends out of the fixed plate, the fixed plate fixes the cylinder body on the push plate through a plurality of sets of fixing screws, two groups of oil cylinders are arranged on the two sides of the inverted precision plastic mold respectively, a first notch allowing the telescopic rod to penetrate through is formed in the side end surface of the push plate, a second notch for containing the clamping block is formed in the side end face of the front mold plate, clamping grooves are formed in the middle positions of the two sides of the clamping block, a clamping strip matched with the clamping groove is arranged on the inner side wall of the second notch, and a pin connecting component which is inserted into the clamping connecting block in the horizontal direction is arranged in the front mold plate. The inverted precision plastic mold provided by the invention has the effects of convenience and firmness in installation of the oil cylinder.

The invention discloses a low-noise low-vibration low-leakage high-seismic nuclear air-handling unit comprising a unit case provided with an air inlet and an air outlet. A primary filter unit, an efficient filter unit, a heater, a cooler, a water baffle, a humidifier and a centrifugal fan are mounted in the unit case sequentially in the flowing direction of air from the air inlet to the air outlet. The low-noise low-vibration low-leakage high-seismic nuclear air-handling unit further comprises a rubber gasket. The primary filter unit is formed by mounting a plurality of primary filters on a primary filter bent frame in a W arrangement form. The efficient filter unit is formed by parallelly arranging a plurality of efficient filters on an efficient filter bent frame. A perforated plate muffler is mounted in the inner wall of the unit case. A base of the centrifugal fan is provided with a wire rope isolator disposed on a frame of the unit case. An air outlet of the fan is flexibly connected with the air outlet of the unit case. A mounting hole of the rubber gasket is provided with a sleeve. The nuclear air-handling unit has the advantages of low noise, low vibration, low leakage and high seismic performance.