12results about How to "Meet special needs" patented technology

The utility model relates to the technical field of blood disease patient transplantation, and disclose a foot bath bag of paronychia, including waterproof bag, the inside of waterproof bag is equipped with soft glue frame, the top of waterproof bag is fixedly connected with additional belt, the outer wall of additional belt is sleeved with restraint band, the inside of restraint band is inserted with winding rope, the outer wall of winding rope is connected with adjusting block, the bottom of waterproof bag is connected with fixing frame. The foot bath bag of paronychy, through the cooperation setting of waterproof bag, soft glue frame and additional belt, can effectively contain iodine foot bath liquid, strictly prevent iodine liquid leakage, reduce the cleaning trouble and cross infection risk caused by liquid leakage, can accurately separate and position the patient's toes, whether it is big toe or little toe can be properly settled, ensure that iodine liquid can fully and evenly contact paronychia sick part, maximize the disinfection and treatment effect of iodine, promote the relief and recovery of paronychia symptom.

The application relates to a method and system for realizing 90-degree integer multiple rotation of an image, wherein the method comprises the following steps: an FPGA receives original image data output by an image sensor and image processing parameters issued by an ARM, the image processing parameters at least including width, height and a rotation angle, wherein the rotation angle is an integer multiple of 90 degrees; the original image data is preprocessed and demosaiced to obtain a full-color image in RGB or YUV format; according to the width, height and rotation angle of the image, a coordinate transformation formula for 90-degree integer multiple rotation is used to determine the position mapping relationship between each source pixel in the full-color image and a target pixel after rotation; the full-color image is written into a BRAM cache in a ping-pong mode, and each pixel is read according to the order of the position mapping relationship and written into a target address in a DDR, wherein the target address in the DDR is calculated according to the position relationship.

This invention relates to the field of satellite telemetry, tracking, and command (TT&C) technology, and provides a method, system, device, and medium for satellite IoT TT&C mission planning. The method includes: S1: obtaining the set of observable arc segments for each ground station; S2: dividing the mission planning time period into m time segments; S3: first solving the mission planning result for the first time segment; S4: removing observable arc segments in the current time segment that intersect with the previous time segment, completing the mission planning for the current time segment; S5: taking the current time segment as the previous time segment and the next time segment as the current time segment, repeating step S4 until the mission planning for the second to the mth time segments is completed; S6: combining the mission plans of the m time segments to form the satellite IoT TT&C mission plan. This scheme can plan all actions within the planning time period at once, designing a reasonable planning scheme and reducing the complexity of the mission planning algorithm.

The application relates to a vision detection method, system, device and medium, and belongs to the technical field of vision detection. The vision detection method comprises the following steps: acquiring identity feature information of a subject, determining a vision chart type, generating a corresponding vision chart and displaying the vision chart; according to a preset rule, selecting a test target image one by one as a test target image for highlighting display, and collecting a response signal of the subject to each selected test target image until a preset test number is reached; verifying the response signal of the subject each time according to the correct direction of each selected test target image to obtain a response verification result; acquiring a response time corresponding to the response signal of the subject each time and a test target image difficulty; and calculating a vision index based on the test target image difficulty, the response verification result and the corresponding response time of each test to obtain a vision detection result of the subject. The application can improve the accuracy of the vision detection result.

The utility model provides a cooling device for manufacturing hardware products, which comprises a water tank, a support frame arranged above the water tank, a mounting frame arranged at the upper end of the support frame, a plurality of rotating rods rotationally arranged in the mounting frame, a plurality of fixing blocks uniformly arranged at the left ends of the rotating rods, water covers arranged on the fixing blocks, and gears arranged at the right ends of the rotating rods. According to the cooling device for hardware product manufacturing, cooling water can be sprayed to a hardware product through the water cover to cool the hardware product, and the rotating rod can be driven to drive the water cover to swing through the fixing block through cooperation of the rack plate and the gear, so that the water spraying angle of the water cover is adjusted, and the cooling effect is improved. Therefore, the cooling water flow can cover the surface of a product needing to be cooled more accurately, the problem of local overheating or insufficient cooling is avoided, and the cooling efficiency of equipment is improved.

The utility model provides a centralized refrigeration distributed cooling system. The centralized refrigeration distributed cooling system comprises a plurality of refrigerating units arranged at the mine mouth, a cold air pipe with one end connected to the refrigerating units and the other end extending into the main roadway and the mining area, and a multi-machine combined control system used for controlling independent operation and adjustment of the refrigerating units. The valves are connected to the cold air pipes and located in the mining areas, and the monitoring stations are arranged in the mining areas and used for monitoring environment data and regulating and controlling operation of the valves. According to the utility model, the problems of scattered mine underground operation places, complex terrains and diversified mining requirements, especially difficulty in ventilation and heat extraction of a single-end tunneling roadway without penetrating air flow can be solved.

The utility model relates to cable technical field discloses a wear -resisting waterproof type power cable, including cable core and shielding layer, the number of cable core is three, the inside of shielding layer is located to cable core, the outer surface of cable core is fixedly connected with insulating layer, the inner chamber of shielding layer and be located between adjacent cable core and be provided with rebound rubber pipe, the utility model discloses a cable core, shielding layer and insulating layer can improve the insulation shielding performance of cable, through setting up rebound rubber pipe, can when the cable is extruded, to its buffer protection, avoid causing cable damage, through setting up waterproof layer, can improve the waterproof performance of cable, through setting up function layer, can improve the heat -proof flame -retardant performance of cable, through setting up wear -resisting layer, can improve the wear resistance of cable, through setting up above structure, can improve the wear -resisting waterproof ability and pressure -resistance of cable, to be able to satisfy the special use demand of user.

The invention relates to the technical field of tooth punching machines and discloses a tooth punching machine which comprises a machine tool, a feeding machine is installed on the right side of the top end of the machine tool, a spinning machine is installed on the rear side of the middle of the top end of the machine tool in a threaded mode, and a tailstock sharp rod is installed on the left side of the top end of the machine tool. And the combined clamp assembly is mounted in the middle of the top end of the machine tool. According to the tooth beating machine, the vibrating body is started to drive the second clamping frame to vertically impact and collide with the first clamping frame, and the bottom of the bottom sleeve body can be reversely impacted by utilizing elastic telescopic collision of the straight rod piece at the bottom of the bottom sleeve body, so that the impact force is transmitted to the fine clamping assembly of the large spherical hinge body; according to the device, chippings attached to a fine clamping assembly, a tooth strand material and a large spherical hinge body can be vibrated to fall onto a machine tool, automatic vibration falling and cleaning of the chippings on the surface of a composite clamping piece assembly are achieved, and the situation that the chippings are accumulated on the composite clamping piece assembly, and consequently finish machining of follow-up special-shaped tooth pieces is affected is avoided.

The utility model discloses a power-on slow start protection circuit based on STM32, and belongs to the technical field of alternating current servo drivers. The circuit comprises a power-on slow start control circuit, a dynamic electric slow start circuit and a bus capacitance circuit. After the dynamic electricity is powered on, firstly, a bus capacitor is charged through a current-limiting resistor in the dynamic electricity slow starting circuit, meanwhile, the bus voltage is detected in real time, and when the bus voltage reaches starting voltage, a control module sends out a PRON control signal to a direct-current relay in the power-on slow starting control circuit. After a direct-current relay in the dynamic electricity slow start circuit receives a start signal of the power-on slow start control circuit, a normally open contact of the direct-current relay is closed, a current-limiting resistor is bypassed, and all power currents pass through the contact of the direct-current relay. The peripheral circuit is simple in structure, the design cost of system hardware is reduced, the power-off protection function is improved, the reliability of the system is improved, the domestication requirement of devices is met, and the special requirement of military equipment for the servo driver is met.

The split type flexible wearable sleep respiration monitoring system comprises an upper computer, and a flexible respiration mobility monitoring patch, a flexible ECG monitoring patch and a PPG monitoring module which are connected with the upper computer in a wireless mode; the flexible breathing mobility monitoring patch is composed of a battery, a strain sensing unit, a temperature sensing module, a three-axis gyroscope and a communication module, wherein the strain sensing unit, the temperature sensing module, the three-axis gyroscope and the communication module are connected with the battery. According to the strain sensing unit, the PDMS substrate with the shore hardness of 10-20 A and the thickness of 0.5-2 mm and the metal conductive layer with specific parameters are adopted, and the weight lt of a single patch is matched; by means of the lightweight design of 12 g, biocompatibility is good, foreign body sensation is avoided, the adhesive force lasts for 24 h or more, and the long-term home monitoring requirement can be met; and meanwhile, the model selection standard of core components is defined, the problem of insufficient flexibility of integrated design is avoided, and the working consistency and reliability of equipment are guaranteed.

The application provides an electric connector, which comprises a first main side ground conductive terminal, a second main side ground conductive terminal, a main side non-ground conductive terminal, a main side conductive metal frame, a first secondary side ground conductive terminal, a second secondary side ground conductive terminal, a secondary side non-ground conductive terminal, a secondary side conductive metal frame and a cross conductive metal component. The main side conductive metal frame can electrically bridge the first main side ground conductive terminal and the second main side ground conductive terminal, and the secondary side conductive metal frame can electrically bridge the first secondary side ground conductive terminal and the second secondary side ground conductive terminal. The cross conductive metal component can electrically cross the main side conductive metal frame and the secondary side conductive metal frame to transmit a shielding signal, for example, a ground signal, so as to provide an electric shielding environment for signal transmission of the main side non-ground conductive terminal and the secondary side non-ground conductive terminal, and effectively reduce the interference of the electric connector when transmitting high-speed signals.

The present application relates to a kind of direct current lighting system, including LED control device and multiple lighting sub-equipment, the LED control device is connected with multiple lighting sub-equipment;The LED control device includes input rectification filter circuit, AC-DC conversion circuit and group control control module, the input end of the input rectification filter circuit is connected with AC-DC power supply, the AC-DC conversion circuit is connected with input rectification filter circuit, the group control control module is connected with AC-DC conversion circuit, for carrying out group control function control.Adopted the direct current lighting system of the present application, to realize the connection method of combination of group control and single node control in same direct current lighting system, satisfy better lighting control demand.Through the present application, group control function can be provided in the equipment of realizing basic environmental lighting in area, and separate lighting equipment control function is provided in key lighting area as needed, can better satisfy the special demand in lighting system design.