2results about How to "Achieve relief" patented technology

The utility model discloses a hopper elevator convenient to hopper dismounting, including conveying frame and the conveying mechanism of being connected in conveying frame, the conveying mechanism is including motor, conveying belt, the motor is used for driving conveying belt operation, the conveying belt is provided with a plurality of hoppers, the bottom of hopper is connected with the connecting plate, the connecting plate is matched with the connecting seat of being connected in conveying belt, the connecting seat is connected with the positioning mechanism for the positioning of connecting plate, the both sides of connecting plate are provided with the connecting groove, the positioning mechanism links with connecting groove. The utility model can improve the stability that connecting plate links with connecting seat, namely hopper links with conveying belt steady, realizes to hopper quick installation, and the tension of exerting to U shape draw plate, and pulls two tooth plate synchronous movement, and the rotation of tooth plate drive gear, and synchronous belt drive positioning plate rotation, makes positioning plate end and corresponding connecting groove separate, realizes to connecting plate unfasten, and the convenient dismounting of hopper, high efficiency.

This disclosure provides an airborne transient electromagnetic equal-amplitude in-phase parallel transmitter system, including a power management unit for power supply; a full-bridge inverter circuit unit, including multiple parallel MOSFET full-bridge inverter modules, each MOSFET full-bridge inverter module emitting equal-amplitude in-phase bipolar parallel current pulses to its connected transmitting load, so that each transmitting load generates an equal-amplitude in-phase electromagnetic field, and the equal-amplitude in-phase electromagnetic fields are superimposed and act together on the target under test; an active adaptive adjustable voltage dual clamping unit, connected to the full-bridge inverter circuit unit, for clamping the rising and falling edges of each sub-pulse in the equal-amplitude in-phase bipolar parallel current pulse; a control unit for generating PWM timing logic control signals to control the full-bridge inverter circuit unit, so that each MOSFET full-bridge inverter module outputs an equal-amplitude in-phase bipolar parallel current pulse; and a detection unit for detecting the transmitting current, clamping current, and clamping voltage respectively, and feeding back the detection results to the control unit.