10results about How to "Realize wireless transmission" patented technology

The utility model provides a kind of tightening force monitoring handle and head frame installation force monitoring device, the tightening force monitoring handle can monitor tightening force.Based on the head frame installation force monitoring device of tightening force monitoring handle can be applied in ray operation head frame installation, so that doctor can see the tightening force of left and right hands at any time and adjust at any time, so as to avoid the harm of force overshoot to patient, solve the problem that different position screw tightening force is different, left and right hand tightening force is different, different doctor's tightening force is different and so on due to the screw tightening force has no specific numerical reference.

This invention discloses an intelligent oil production system for electric pump wells, a tubing string, and a method of use, relating to the field of downhole communication technology. The system includes a surface control cabinet, an AC carrier cable, a wireless transceiver connector (upper and lower), a DC carrier cable, and downhole intelligent equipment. The surface control cabinet supplies power to the downhole intelligent equipment via the AC carrier cable, the wireless transceiver connector (upper and lower), and the DC carrier cable. The surface control cabinet performs bidirectional AC carrier communication with the wireless transceiver connector (upper and lower) via the AC carrier cable. The wireless transceiver connector performs bidirectional DC carrier communication with the downhole intelligent equipment via the DC carrier cable. This invention reduces the number of cables, solving the problem of the difficulty of laying multiple cables on the external tubing string during construction, while also reducing tubing string costs and production costs.

The application discloses an integrated stretchable flexible wearable biosensor and a preparation method thereof, and belongs to the technical field of electrochemical sensing.The integrated stretchable flexible wearable biosensor is wrapped by a PAN / SiO2 sweat absorption layer.The method comprises the following steps: preparing a stretchable conductive composite fiber; preparing an integrated stretchable flexible sensing fiber; preparing a PAN / SiO2 sweat absorption layer; and preparing a sensor.The conductive composite fiber in the application can maintain stable performance under multiple bending and twisting, the sensor is integrated with a flexible integrated circuit chip and a flexible power supply device to obtain a fabric sensing system, the fabric sensing system can process acquired sensor data, and the detection data can be uploaded to a mobile terminal and a cloud end in real time through Bluetooth technology, real-time monitoring and management of a health condition of the biosensor are realized, six specific biomarkers can be efficiently detected by using only 1 muL of sweat, the amount of sweat required for activating the biosensor is 1 / 3 of that of the prior art, and the fabric sensing system can easily adapt to a tensile strain caused by exercise.

The invention belongs to the technical field of electronic circuits, and particularly relates to a novel target person bullet hitting detection triggering device which comprises a three-dimensional target person U1, a power module U2, a sampling module U3, a single-chip microcomputer module U4 and a 4G module U5, and the power module U2, the sampling module U3, the single-chip microcomputer module U4 and the 4G module U5 are fixed to the three-dimensional target person U1. The power supply module U2 is connected with the 4G module U5, the single-chip microcomputer module U4 and the sampling module U3, and is used for providing a power supply signal. The sampling module U3 is connected with the three-dimensional target person U1 and is used for converting a physical bullet into an electric signal; the single-chip microcomputer module U4 is connected with the sampling module U3 and is used for carrying out filtering calculation on the shot-in electric signal and converting the shot-in electric signal into shot-in data with an IP address; the single-chip microcomputer module U4 is connected with the 4G module U5 and is used for transmitting a wireless signal. The method can effectively solve the problems of false target scoring, target scoring incapability and the like caused by virtual connection, short connection and adhesion of a bullet shooting part of a traditional target person.

The invention discloses detection equipment and a data processing method of refrigeration equipment, and belongs to the field of refrigeration equipment. And the detection equipment is used for receiving the first working parameter sent by the outdoor unit and executing at least one operation of storing the first working parameter and forwarding the first working parameter to a target terminal. According to the detection equipment, complex processing of the related working parameters of the refrigeration equipment based on wireless transmission can be achieved, more convenient information extraction and display of the related working parameters of the refrigeration equipment are provided, and the user experience feeling is improved.

The application discloses a wireless audio and video information transmission device for a high tower crane, which is characterized by comprising an audio and video collection module, an audio and video coding module, a laser communication module, an audio and video decoding module and an audio and video display module, wherein the modules are sequentially connected, that is, the audio and video collection module is connected with the audio and video coding module through a data transmission interface, the audio and video coding module is connected with the laser communication module, the laser communication module is connected with the audio and video decoding module, and the audio and video decoding module is connected with the audio and video display module, so that wireless transmission of audio and video information between the high tower crane and the ground is realized, the tower crane driver can intuitively obtain the situation of the working site, accurate operation is facilitated, and the safety and efficiency of construction are improved.

The utility model discloses an elevator guide rail perpendicularity detection machine, including walking mechanism, detection mechanism and control mechanism, walking mechanism includes robot car body, the four corners of robot car body are equipped with drive wheel, the inboard of robot car body is fixed with electric cylinder, the piston rod end of electric cylinder is equipped with clamping wheel, the top of robot car body is equipped with safety module and is equipped with function module in the bottom, detection mechanism includes inertia measurement unit, laser range sensor and encoder, control mechanism includes electric control box, be equipped with signal receiver, PLC and signal transmitter in electric control box. The elevator guide rail perpendicularity detection machine design is advanced, and reliable operation is realized, and a plurality of function modules are integrated, realize guide rail perpendicularity detection, clean, noise and vibration detection and the defect identification such as many functions in an organic whole, not only has improved the detection efficiency, still greatly reduced equipment cost and maintenance difficulty.

The utility model provides a monitoring system of an uninterruptible power supply, which comprises a main controller, a wireless Wifi module and a power supply circuit, and is characterized in that the main controller is arranged on the uninterruptible power supply; the wireless Wifi module is arranged on the uninterruptible power supply, is in wireless communication connection with the main controller and is used for being in wireless connection with external communication equipment; the power supply circuit is electrically connected to the main controller and the wireless Wifi module. When the uninterruptible power supply is started, the power supply circuit outputs power supply voltage to the main controller and the wireless Wifi module. According to the technical scheme, the wireless Wifi module is integrated in the uninterruptible power supply, so that big data sharing and wireless transmission are realized, the remote monitoring and real-time management capabilities of a user on the operation conditions of the uninterruptible power supply and rear-end equipment thereof are enhanced, and the problem of local data storage and transmission limitation caused by the fact that an existing monitoring system depends on wired connection is solved. And meanwhile, by reducing the use of wired communication lines, the wiring of the monitoring system is simplified, and the user experience is remarkably improved.

This utility model discloses a torque sensor for a tightening machine, comprising a battery, a PCB board, a housing, and an elastomer. One end of the elastomer is connected to the battery. The PCB board is located between the battery and the elastomer, and integrates a WIFI chip. A groove is provided inside the end of the elastomer connected to the battery, and the PCB board is installed within the groove, connected to the battery. The elastomer includes a force-bearing platform, strain beams, strain gauges, and a hub. One end of the hub is connected to the battery, and the other end is connected to the force-bearing platform via four strain beams. Each strain beam has a strain gauge connected to its outer surface, and the strain gauge is connected to the PCB board. The housing is fitted onto the strain beams of the elastomer. Advantages: This provides a torque sensor that uses wireless transmission and is battery-powered, reducing the impact of external wiring on the tightening machine's operation.

The invention discloses a terahertz hybrid integrated resonant tunneling diode detector packaged by a metal waveguide, and belongs to the technical field of terahertz wireless transceiving, the terahertz hybrid integrated resonant tunneling diode detector comprises an RTD tube core, a substrate circuit and a metal waveguide packaging structure, the substrate circuit comprises a substrate, an A-surface circuit and a B-surface metal ground, and the A-surface circuit and the B-surface metal ground are located above and below the substrate; the A-surface circuit comprises a resonance circuit, a microstrip E-surface probe of a microstrip-waveguide conversion structure, a bias filtering structure and a bias pad which are connected in sequence; the resonance circuit comprises a double-opening resonance ring, an MIM capacitor and a shunt resistor, the MIM capacitor and the shunt resistor are located at the opening position of the double-opening resonance ring, parallel split branches are arranged in the double-opening resonance ring in the signal transmission direction, and the RTD tube core is located at the split position of the parallel split branches. According to the invention, detection and oscillation can be realized at the same time, the device can be cascaded with a mixer packaged by a metal waveguide, the device has the advantage of expandability, and compared with monolithic integration, the device has the advantages of low cost, high design flexibility, fast iteration and the like on the premise of ensuring the detection effect.