5results about How to "Use portable" patented technology

The application relates to a stroke patient upper limb function reconstruction system, which at least comprises: a signal acquisition unit for acquiring physiological electrical signals of a stroke patient; a signal processing unit for processing the physiological electrical signals; and an upper limb training unit for assisting upper limb movement based on the control of the signal processing unit. The signal acquisition unit can at least acquire electroencephalogram signals of the stroke patient and first electromyogram signals generated by the upper limb under the assistance of the upper limb training unit, wherein the signal processing unit extracts the attention level of the patient according to the electroencephalogram signals, and the upper limb training unit assists the upper limb to move when the attention level reaches a preset value; the signal processing unit can also derive second electromyogram signals according to the electroencephalogram signals, and the signal processing unit continuously corrects the mapping relationship between the electroencephalogram signals and the motor imagery task based on the difference between the first electromyogram signals and the second electromyogram signals, so as to gradually improve the accuracy of the mapping relationship between the electroencephalogram signals and the motor imagery task.

This utility model discloses a portable comfort detection device, belonging to the field of rail transit detection. It includes multiple sensors for detecting environmental parameters inside the train carriage and a portable controller host. The portable controller host includes a housing and a multi-channel synchronous acquisition motherboard, battery module, and storage module integrated within the housing. The housing has insertion ports corresponding to the communication interfaces of each channel on the motherboard, and each sensor is connected to its corresponding interface via shielded cables. This device solves the problems of bulky and scattered existing equipment, achieving flexible mobility and rapid deployment, high integration, and portability. All sensors are connected to the same motherboard via wired connections for synchronous acquisition, ensuring the time synchronization of data such as vibration, noise, speed, temperature, and humidity, providing support for in-depth and reliable data correlation analysis.

The utility model discloses a portable oil pipe perforation repairing device, which relates to the technical field of oil pipe perforation repairing, and comprises an arc-shaped elastic stainless steel sheet, a sealing mechanism and a fixing mechanism, both ends of the arc-shaped elastic stainless steel sheet are connected with bases, the lower surface of the arc-shaped elastic stainless steel sheet is connected with the sealing mechanism, and the fixing mechanism is connected with the sealing mechanism. The sealing mechanism comprises a sponge rubber pad and a rubber gasket, the lower surface of the arc-shaped elastic stainless steel sheet is fixedly connected with the sponge rubber pad, and the lower surface of the sponge rubber pad is fixedly connected with the rubber gasket. The applicability of the device is improved, through a double-layer sealing mechanism composed of a sponge rubber pad and a rubber gasket, the soft sponge rubber pad is arranged on the rubber gasket, compensation of tiny unevenness is facilitated, the sealing effect is improved, and then the device is small and light in structure and convenient to use.

The utility model discloses a volleyball spiking training device which comprises a base and a volleyball body, a supporting rod is fixedly connected to the upper end of the base, scale marks are arranged on the front face of the supporting rod, T-shaped sliding rails are longitudinally and fixedly connected to the two sides of the supporting rod, and the outer sides of the T-shaped sliding rails are sleeved with sliding frames in a limiting and sliding mode. A positioning pin is transversely and movably inserted into the outer side of the sliding frame, a connecting seat is further fixedly connected to the outer side of the sliding frame, a mounting seat is arranged on the outer side of the connecting seat, the volleyball body is movably connected to the outer side of the mounting seat, and a connecting rod inserted into the connecting seat is fixedly connected to the inner side of the mounting seat. The height of the volleyball training device can be adaptively adjusted according to the height requirement of a trainee during volleyball training, meanwhile, after the volleyball is hit away, the volleyball can be automatically pulled back by the elastic rope and is magnetically attracted to the outer side of the mounting base, the trainee does not need to run out to pick up the volleyball, and the volleyball training device is very convenient to use.

This utility model discloses a portable foldable LED display screen, including a first screen and a second screen. Both the first and second screens have protective shells on their backs. A sliding frame is provided on one side of the protective shell, and a support rod is slidably fitted within the sliding frame. A connecting plate is rotatably connected between the support rods, and a handle is provided on the connecting plate. A first sliding groove is formed on one side of the protective shell, and a second sliding groove is formed on the side adjacent to the first sliding groove. A first bracket and a second bracket are slidably connected within the first and second sliding grooves, respectively. A limiting rod is slidably connected within both the first and second sliding grooves. A limiting groove is formed on both the first and second brackets, and the limiting rod cooperates with the limiting groove. Support wheels are provided at the lower ends of both the first and second brackets. This device is safer to store and more portable and convenient to use.