52results about How to "Avoid inconvenient situations" patented technology

The invention discloses a computer display screen capable of being conveniently adjusted an angle. The display screen comprises a protection box, an adjusting device is arranged in the protection box,and a connecting rod is arranged at the upper end of the adjusting device, a supporting plate is rotationally connected to one side of the upper end of the protection box, and a first opening is formed in the upper end of the protection box, the upper end of the connecting rod penetrates through the first opening and is rotationally connected to one side of the supporting plate, the other side ofthe supporting plate is provided with a moving device, and one side of the moving device is fixedly provided with a fixing block; and a fixing frame is fixed on one side of the fixing block, and a display is fixed in the fixing frame. According to the display screen, the problems that the height and the angle cannot be adjusted by the display screen are solved, and the situation that inconvenientuse is caused on different users due to the fact that poor flexibility of the display screen is in use is avoided, so that the practicability is high, the operation is simple, and the use is convenient.

The invention discloses a polishing machine. The polishing machine comprises a machine shell (7) and a head shell (1) arranged at the top end of the machine shell (7), wherein a high-power-density brushless motor is arranged in the head shell (1); a controller (5) of the high-power-density brushless motor is arranged in the machine shell (7); the high-power-density brushless motor comprises a rotor shaft (2) rotationally arranged on the head shell (1), and the rotor shaft (2) and a driving shaft of a polishing rotary disc (6) of the polishing machine are coaxially arranged and are of an integrated structure. The axis of the rotor shaft (2) is perpendicular to the operation surface of the polishing rotary disc (6) and passes through the circle center of the polishing rotary disc (6). According to the polishing machine, the service life of the device is prolonged, generation of carbon powder is avoided, and environmental pollution is avoided. A transmission device is arranged in the machine shell, the service life is prolonged, energy consumption is lowered, output efficiency is improved, and noise and vibration are lowered. The trouble of engagement installation of transmission gears is omitted, the size and weight of the polishing machine are effectively reduced, and the polishing machine can be assembled conveniently.

The invention discloses a height-adjustable textile frame, which includes a movable box, a positive and negative motor is arranged on the right side of the inner cavity of the movable box, and a rotating shaft is arranged at the output end of the positive and negative motor, and the surface of the rotating shaft is A movable plate is provided on the left side, and gears are provided on both sides of the surface of the rotating shaft. The surface of the gear is provided with a matching tooth plate, and the bottom of the outer side of the tooth plate is provided with a slide bar. Both sides of the cavity are provided with chute matched with the slide bar, the top of the tooth plate runs through and extends to the top of the tooth plate, the top of the tooth plate is provided with a bearing plate, the left side of the movable box A controller is provided at the bottom, and the controller is electrically connected with the positive and negative motors. The present invention can adjust the height of the textile frame through the mutual cooperation of the slide bar, the chute, the positive and negative motor, the tooth plate, the gear, the rotating shaft, the movable plate and the controller, so that it is more convenient to use.

The invention relates to the technical field of medical instruments, in particular to an infusion chair with an automatic telescopic transfusion frame, which can avoid the winding of the infusion tube. It is an object of the present invention to provide an infusion chair capable of automatically adjusting the height of the infusion frame and reducing the winding or cutting of the infusion tube. The invention discloses an infusion chair with an automatic telescopic transfusion frame and capable of avoiding the winding of an infusion tube.The infusion chair comprises a body of an infusion chair, an infusion framecomprising of a fixing head in which a motor is installed, and the output shaft of the motor is fixedly connected with a transmission rod., to which a screw is connected, on which the expansion link is located, and with the cover of the expansion link seton the rotating bar; the expansion link in question is equipped with protective sleeve, the handrail equipped with several bandages, the other end of which is connected to the handrail by magic tape; the bandages are equipped with the beam tube element, and the protective sleeve and expansion link of the infusion stand are all equipped with spiral beam tube.

The invention discloses an intelligent exhibition hall visiting guiding system based on AR design. The system comprises a server side, a user side and a background management system, the user side andthe background management system are in communication connection with the server side, the user side is provided with a positioning module, an AR module, a travel input module, a processing module and a communication module, and the positioning module is used for obtaining positioning information of a user in real time and sending the positioning information to the server side through the communication module; wherein the travel input module is used for providing an exhibition hall travel input interface and a travel point selection unit to be displayed to a user side for a user to input or select, and the travel input module sends a plurality of exhibition hall travel points input or selected by the user to the processing module after acquiring the exhibition hall travel points; the AR module is an AR navigation module, and the AR navigation module is used for sending a navigation request to the server and receiving an AR navigation interface fed back by the server. Compared with a traditional exhibition guiding mode, the system has higher efficiency, and the scientific management capability of exhibition hall and exhibition hall guiding is enhanced.

The present invention discloses a portable mathematical probability demonstrator. The portable mathematical probability demonstrator comprises a box body; a small ball container groove I and a small ball container groove II are installed in the box body; a small ball inlet is installed on the top of the box body; a ball outlet is arranged below the small ball inlet; a baffle is installed below the ball outlet; the back surface of the box body is provided with a pull rod; the front surface of the box body is provided with nixie tubes; the bottom of the box body is provided with a base; a drawer is installed in the base; the outer surface of the drawer is provided with a handle; and the four corners of the base are connected with universal casters. Since the portable mathematical probability demonstrator is provided with the nixie tubes, so that the demonstrator can automatically record the number of small balls, and therefore, the correctness of the counting of the small balls can be ensured, and mistakes in manual counting can be avoided; and the portable mathematical probability demonstrator is provided with the pull rod, and the pull rod can be used in cooperation with the universal casters, and therefore, a lot of forces can be saved when a user pulls the portable mathematical probability demonstrator, and inconvenient in carrying the demonstrator in teaching can be avoided, and the portability of the whole demonstrator can be improved.

A hydraulic jack base convenient to repair comprises a one-way valve, oil return valves and a base body. The side wall of the base is provided with a plug mounting hole communicating with a channel A. The one-way valve is mounted in the plug mounting hole in a sealed mode to enable oil to only unidirectionally flow in the channel A from a buffer cavity oil discharge outlet to a working oil cavity oil inlet. Compared with the prior art, the hydraulic jack base has the following advantages that the one-way valve on the base is arranged on the side wall of the base and quite convenient to replace and wash, and an outer shell does not need to be dismounted and mounted; the side wall of the base is provided with the plug mounting hole communicating with the channel A, and the one-way valve is mounted in the plug mounting hole in a sealed mode; and the base is provided with the two oil return valves which are separately arranged on the two opposite side walls of the base, an operator can unscrew any oil return valve for unloading, and the condition that only one oil return valve exists, and accordingly operation is inconvenient under some circumstances due to the fact is avoided.

The invention discloses a saw dust screening device with a periodical impurity discharging function. The saw dust screening device comprises a roller. The upper left portion of the roller is fixedly connected with a charging hopper. The charging hopper communicates with the roller. The inner bottom of the roller is fixedly connected with a screen cloth, and the left side of the lower portion of the screen cloth is fixedly connected with a transmission stopping block. The middle part of the left side of the roller is fixedly connected with a motor, and the output end of the motor is fixedly connected with a horizontal rotating shaft. The left end of the horizontal rotating shaft is fixedly connected with a plurality of rotating rods. The rotating rods are matched with the transmission stopping block. The outer sides of the rotating rods are fixedly connected with spiral conveying blades. The lower portion of the left side of the charging hopper is fixedly connected with a discharging pipe. The right end of the horizontal rotating shaft penetrates through the roller and is connected with a driving bevel gear. Compared with the prior art, the saw dust screening device with the periodical impurity discharging function has the beneficial effects that the structure is simple, using is made convenient, saw dust can be effectively screened in the using process, the fine and smooth degree of the saw dust is guaranteed, the condition that using is not convenient is avoided, and the saw dust screening device is worthy of popularization.

The embodiment of the invention relates to the field of building intelligent control, and discloses an entrance guard control method and system, a network device and a computer readable storage medium. The entrance guard control method comprises the following steps: receiving a notification message sent by the entrance guard equipment, the notification message being used for representing that a visitor comes; establishing communication connection between the entrance guard equipment and a sound box according to the notification message; and when an unlocking instruction sent by the sound box is received, controlling the entrance guard equipment to be opened. According to the entrance guard control method and system, the network device and the computer readable storage medium provided by the invention, a user can control entrance guard more conveniently, and meanwhile, the safety of the user is ensured.

The invention provides a lottery processing system and lottery processing method, belonging to the technical field of the internet of vehicles. The lottery processing system comprises a lottery management system which is used for issuing two-dimensional code information about lotteries; and an intelligent vehicle unit which is installed in an operating vehicle, communicated with the lottery management system and used for receiving and displaying the issued two-dimensional code information about lotteries or printing real lotteries corresponding to the two-dimensional code information. The lottery processing system provided by the invention overcomes the problem that conventional lottery processing systems cannot be used on vehicles and has the following beneficial effects: the intelligent vehicle unit can sell lotteries anytime and anywhere via a mobile vehicle, so the situation of inconvenient layout of lottery ticket outlets is avoided and the application scope of the lottery processing system is broadened; and through rewarding a driver of the vehicle with lotteries and selling lotteries to passengers, the driver is more active in picking up calling-up passengers and the service quality of the driver can be improved.

The invention discloses an object display method and device, computer equipment and a storage medium, the object display method comprises the following steps: obtaining monitoring data corresponding to mobile equipment in a first state of an application program interface, the monitoring data comprising an inclination angle, an inclination speed and an inclination direction; if the inclination angle reaches an angle threshold value and the inclination speed reaches a speed threshold value, a preset configuration table is inquired according to the inclination angle, and a unit movement distancecorresponding to the inclination angle is obtained; based on the unit moving distance, moving a function button in the application program interface to the inclining direction according to the inclining angle, so that the mobile terminal is in a second state of the application program interface; and reading the state of each function button in the application program interface in the second state,and returning to the first state of the application program interface if the function buttons are not triggered within the preset duration. The object display method can conform to operation habits of different users and is beneficial to popularization and application of the application program.

The invention discloses a medical drug storage cabinet. The medical drug storage cabinet comprises a basic rectangular cabinet body, and an inner cavity of the basic rectangular cabinet body is provided with a low-temperature storage chamber, a low-temperature sterilization storage chamber, a high-temperature storage chamber and a high-temperature sterilization storage chamber. The upper end of the basic rectangular cabinet body is provided with a drug placing device, and the drug placing device consists of T-shaped sliding grooves, vertical supporting plates, fastening bases, threaded throughholes, fastening screws and an adjustable drug placing frame. The adjustable drug placing frame consists of vertical sliding grooves, a drug placing rack, connecting frames, positioning round holes,positioning holes, operating blocks, hollow retractable connecting pipes, reset springs and positioning rods. The drug storage cabinet has the advantages of simple structure and high practicability.

The invention discloses a compression device used for garbage treatment and provided with a light separating structure, and a use method of the compression device, and relates to the technical field of garbage treatment. The compression device used for garbage treatment and provided with the light separating structure comprises a crushing assembly and a compression assembly, wherein the lower end of the crushing assembly is connected with a drying assembly, and the right side of the drying assembly is connected with a separating assembly; and the separating assembly comprises a separating bin, air blowers, air outlet ports, a fan, a suction port, a guide pipe, a collecting bin, a conveying pipeline, an auger and a driving motor. According to the invention, the air blowers arranged at the two sides of the outer portion of the separating bin are matched with the air outlet ports formed in the two sides of the inner portion of the separating bin, dried garbage conveyed into the separating bin through a conveying belt (202) can be subjected to separating treatment work for solid garbage and light garbage, the solid garbage falls into the bottom of the separating bin due to the gravity of the solid garbage, and the light garbage is sucked into the collecting bin under the driving of the fan due to the matching of upward airflow in the separating bin and the suction port formed in the top of the separating bin, so that the effect of light separating is realized.

The invention discloses a chair type elevator with a dual-mode protection lock. The chair type elevator comprises a calling display box for calling a lifting chair, the calling display box and the lifting chair are in wireless connection, a calling key and the protection lock are arranged on the calling display box, and the protection lock and the calling key are in linkage control. After the protection lock is started, the calling key can be started, and the protection lock comprises a magnetic card control mode and a code mode. The chair type elevator has the beneficial effects that by the arrangement of the calling display box, no matter where the lifting chair is stopped, the lifting chair can be conveniently called to the needed place, and the use needs of users are met; meanwhile, the calling display box and the lifting chair are in wireless connection, so that the situation that wired connection is adopted, so that mounting is complex, the occupied space is large, and management is inconvenient is avoided; and meanwhile, a magnetic card protection and code protection dual-protection mode is set, so that the phenomenon that under the situation that the users forget to take cards, the users cannot call the lifting chair is avoided.

The invention discloses traditional Chinese medicine steaming and washing equipment for vasculocardiology department. The traditional Chinese medicine steaming and washing equipment comprises a vehicle body, wherein a moving device is arranged at the lower end of the vehicle body; a support block is fixed to the upper end of the vehicle body; mounting plates are disassembly connected to two sidesof the support block; two fixing blocks are fixed to the lower end of a mounting plate; one ends of the two fixing blocks are respectively fixed to two sides of the vehicle body; mounting grooves arerespectively formed in the lower ends of the fixing blocks; a regulating device is arranged in each of the mounting grooves; moving plates are respectively arranged on the moving plates; two limitingrods are fixed to one sides of the moving plates; and the four limiting rods correspond to the moving device. The traditional Chinese medicine steaming and washing equipment solves the problem that asteaming and washing box is poor in flexibility, the situation that movement and fixation cannot be performed according to requirements of users to cause low treatment efficacy is avoided, and the traditional Chinese medicine steaming and washing equipment is convenient to use by patients. According to the traditional Chinese medicine steaming and washing equipment, the function of regulating theheight of the steaming and washing tank according to requirements can be realized, and the situation that when the patients are treated, the best time is missed, is avoided. The traditional Chinese medicine steaming and washing equipment is simple in structure and high in practicality.

The invention discloses a marble cutting machine comprising a housing (7) and a motor casing (1) arranged in the housing (7) and fixed on the side wall of the housing (7); a high power density brushless motor is arranged in the motor casing (1), and a controller (5) thereof is arranged in the housing (7); the high power density brushless motor comprises a rotor shaft (2) arranged in the motor casing (1) in a rotary manner; the rotor shaft (2) is coaxially arranged with a drive shaft of a marble cutting blade (6) of the marble cutting machine so as to form an integrated structure; the axis of the rotor shaft (2) is perpendicular to the plane on which the marble cutting blade (6) is located, and penetrates the center of the marble cutting blade (5). The marble cutting machine can prevent carbon dust generation and environment pollution, can improve life and reduce energy cost, can improve output efficiency and reduce noises and vibration, can prevent transmission gear engagement installation complexity, can reduce size and weight, and the marble cutting machine can be conveniently assembled.

The invention discloses a drilling underground water sampler for house and municipal road drilling, and relates to the field of underground water samplers. The drilling underground water sampler comprises a protective cover and a water containing barrel, and a lifting beam is fixed to the top of the protective cover. By arranging the protective cover, the water containing barrel, a water inlet hole, a water inlet, a water leakage opening and a water inlet and stop valve, after the sampler is inserted into a drill hole, underground water enters the protective cover through the water inlet in the surface of the protective cover and the water inlet hole in the surface of an upper directional transmission shaft plate, then when the sampler reaches a designated position, the water inlet and stop valve is opened, the underground water in the protective cover enters the water containing barrel through the water leakage opening to be stored, and then the water inlet and stop valve is closed to ensure that the water containing barrel is closed. When underground water in the water containing barrel needs to be taken out for detection, a user can open the valve on a water outlet pipe, the whole process is safer, and the situation that the sampler is not in a closed state before and after water sampling is avoided.

The invention discloses a performance attendance service management terminal device for a public institution, and relates to the technical field of terminals. The performance attendance service management terminal device comprises a support and a placing box, wherein the surface of the support is movably provided with the placing box, the surface of the placing box is provided with a terminal device body, the terminal device body comprises a fingerprint collection groove, a numeric keyboard, a display screen and a camera, a motor is fixedly arranged at the top of the support, an output shaft of the motor is fixedly connected with a lead screw, the surface of the lead screw is movably connected with a nut seat, and the nut seat is fixedly connected with the placing box. A limiting rod is arranged for moving, so that the limiting rod and a moving rod are separated from each other, and then the moving rod moves towards one side of a display screen, so that the moving rod can drive a cleaning block to clean the display screen and the camera, falling dust on the surface of the display screen and the surface of the camera can be removed, and therefore the resolution of the display screenand the camera can be kept, and the effect of conveniently removing the dust is achieved.

The invention discloses a charging pile facilitating installation of a charging gun. The charging pile comprises a charging pile body and a charging gun body, sliding grooves are formed in the upper portion and the lower portion of one side of the charging pile body correspondingly, supporting blocks are fixed to one sides of the two sliding grooves correspondingly, and a protective clamping plate is connected to one side of each supporting block through a spring column; a through groove is formed in one end of the protection clamping plate, after the charging gun body is pulled out, the power line on the winding shaft is pulled out, if the length is not enough, the power line on the line sleeve is continuously pulled, the line sleeve is made to rotate, the torsion spring is made to deform, and at the moment, a user can feel obvious pulling resistance; and it means that the length of the power line reaches the end point, the power line cannot be continuously pulled, a user is warned and prevented from excessively pulling the power line through the charging gun body, and the situation that the connecting position of the power line and the charging pile is damaged due to excessive pulling of the charging gun is avoided.

The invention relates to the technical field of software development, and discloses a multifunctional office device for a software development engineer. The multifunctional office device comprises a shell, the interior of the shell is movably connected with a lifting mechanism, and the lifting mechanism comprises a lifting assembly capable of lifting a computer display and a control assembly for adjusting the height of the computer display; a first motor is started, the first motor rotates to drive a screw rod to rotate, a gear drives a moving plate to ascend while the screw rod rotates, then a moving rod drives a protruding rod to move, meanwhile, a sliding rod in a fixing groove is driven to ascend, and a lifting plate drives a display to ascend; and when an engineer needs the display to rise to 10cm, the display can automatically stop when the control button is pressed down and the convex rod is in contact with the first feeler lever I so that the situation that the display is inconvenient to use by a user because the height of the display cannot be adjusted is avoided, and the practicability and intelligence of the device are greatly improved.

The invention discloses a steel ball surface defect detecting and sorting device which comprises a movable box. A moving plate is arranged in an inner cavity of the movable box; sliding chutes adaptive to the moving plate are formed in two sides of the inner cavity of the movable box; a first movable plate is fixedly connected to the bottom part of the moving plate; a motor is arranged on the bottom part of the right side of the movable box; a right-and-left threaded rod is movably connected to the output end of the motor; the left side of the right-and-left threaded rod penetrates through andextends to the inner cavity of the movable box; screw bushes are in threaded connection to the right-and-left threaded surfaces of the right-and-left threaded rod; and second movable plates are fixedly connected to the top parts of the screw bushes. According to the steel ball surface defect detecting and sorting device provided by the invention, through the interaction of the movable box, a detecting and sorting device, the motor, the sliding chutes, the moving plate, the right-and-left threaded rod, the first movable plate, moving rods, the second movable plate, the screw bushes, springs, sliding rods and sliding sleeves, the height of the defect detecting and sorting device can be adjusted when the defect detecting and sorting device is in use.