4results about How to "Avoid wiring errors" patented technology

The application discloses an emergency power supply box with open-break power distribution terminals, and belongs to the technical field of emergency power supply boxes. The power supply box comprises four interval-parallel arranged power connection copper bar assemblies, which are divided into two groups and are respectively used for connecting zero lines and live lines of power supply cables and emergency cables; one grounding copper bar assembly is used for grounding connection with the power supply cables, the emergency cables and the power distribution terminals; a plurality of power distribution terminals are in sliding connection with the power connection copper bar assemblies, and are controlled by a control assembly to be respectively electrically connected with the power connection copper bar assemblies connected with the power supply cables or the emergency cables and simultaneously electrically connected with user cables; a box body is used for containing the above components, and a cable outlet is arranged at the bottom of the box body; and an emergency power supply interface is arranged outside the box body and is electrically connected with the emergency cables. The application replaces manual operation with mechanical automatic switching, and replaces scattered parts assembly with modular integration, so that the emergency power supply is fast, safe and standardized, and is especially suitable for power emergency protection of high-rise residential areas under extreme weather such as floods and typhoons.

The application provides a device for measuring inclination, a system for measuring inclination and a method for judging validity of measurement data, the device for measuring inclination comprising a repeater, a measuring head and a cable, the repeater comprising an acquisition circuit and a rechargeable battery, the acquisition circuit comprising a single-chip microcomputer, a power conversion circuit and a power supply bus master station circuit, the acquisition circuit controlling the opening and closing of the power conversion circuit and the power supply bus master station circuit through the single-chip microcomputer, the measuring head comprising a power supply bus slave station circuit, one end of the cable being connected with the power supply bus master station circuit and the other end of the cable being connected with the power supply bus slave station circuit. Compared with the prior art, the technical scheme of the application can solve the technical problems of the prior art, i.e., large volume, large weight, high cost and poor portability of the cable of the device for measuring inclination.

The application relates to the technical field of saline-alkali soil irrigation, and discloses a saline-alkali soil irrigation system and method based on electric water folding and an electrode array layout, wherein the saline-alkali soil irrigation system comprises electrodes arranged in an array, a power supply assembly and a control assembly arranged at the edge of the saline-alkali soil, and a sensor assembly uniformly arranged in the saline-alkali soil; the power supply assembly is electrically connected with the control assembly; the control assembly is electrically connected with the electrodes and the sensor assembly; the sensor assembly comprises a moisture sensor and a salt content sensor; the electrodes are divided into three groups; the embedding depth of the electrodes in the third group is 1.6-2 times that of the electrodes in the second group; the embedding depth of the electrodes in the second group is 1.6-2 times that of the electrodes in the first group; and the electrodes comprise negative electrodes and positive electrodes. Through the technical scheme, the problem that the irrigation amount cannot be accurately controlled due to the fact that the moisture parameters and the salt content parameters in the soil cannot be obtained in a timely manner in the existing saline-alkali soil is solved.

The utility model discloses a control signal networked transmission system, which relates to the field of medical control systems and comprises at least one control circuit, two microprocessors and at least one receiving circuit, the control circuit is electrically connected with one microprocessor, the receiving circuit is electrically connected with the other microprocessor, and the two microprocessors are electrically connected with the control circuit. The two microprocessors are connected through network transmission, the control circuit transmits a control signal received by one signal node to the receiving circuit through the two microprocessors, and the receiving circuit outputs the control signal to control the other signal node; according to the utility model, control signals of the signal nodes are transmitted in a networked manner, heavy cables are removed, space occupation is reduced, winding risks are avoided, stability of control signal transmission is ensured, installation cost is reduced, upgrading and reconstruction are convenient, rewiring is not needed when control nodes are increased, lightweight design of equipment is facilitated, wiring errors of the control signals are avoided, and reliability of the equipment is improved. And convenience and economic benefit guarantee are provided for transmission of control signals.