36results about How to "Eliminate immobility" patented technology

A thermostat control system for monitoring and controlling environmental characteristics of a building includes a base station unit and a remote access unit continuously interfacing through instant wireless private direct connectivity. The system also includes a plurality of sensors that measure the environmental characteristics and provide the thermostat unit with the measurements.

The invention provides a netlike box-shaped component for forming holes in a cast-in-situ hollow floor. The netlike box-shaped component is formed by combining a box roof, a box body (side wall) and a box bottom; the box roof is compounded with cement mortar or styrofoam or a board; the box body and the box bottom are manufactured by netlike bodies; each netlike body comprises a netlike board, reinforcing ribs and connecting nets; the netlike board, the reinforcing ribs and the connecting nets form an interacting integral structure; the area of a grid in the netlike board is smaller than 120 mm<2>; the reinforcing ribs are V-shaped; the reinforcing ribs are higher than 3mm; the space between the reinforcing ribs in each netlike body is larger than 30mm; the netlike box-shaped component is formed by combining at least two netlike bodies; at least two structural inclined planes are arranged at corners of the box bottom and the box body of the netlike box-shaped component; the netlike bodies of the netlike box-shaped component are made of steel or plastic. The unsealed netlike box-shaped component replaces a fully-sealed hollow filling body and a solid filling body as a hole forming technology of the conventional cast-in-situ hollow floor, so that technical defects of the existing hollow floor are effectively solved.

The invention relates to the technical field of electromotor manufacturing, in particular to a winding wire arrangement and connection structure for a monophase asynchronous motor and aims to solve the problems that automatic batch production and inter-phase insulation processing are difficult and the effect is poor in an existing monophase asynchronous motor wire arrangement and connection technique. The winding wire arrangement and connection structure comprises electromagnetic coils, inter-coil connection wires used for communicating the electromagnetic coils, connection wires and lead wires used for an external power supply or an element of the electromagnetic coils. Each electromagnetic coil comprises a coil framework and a coil winding around the coil framework, conductive binding posts are arranged on each coil framework, and the coils are connected with the corresponding binding posts. The inter-coil connection wires and the connection wires are connected on the binding posts of different electromagnetic coils. One end of each lead wire is connected on the corresponding binding post. The structure is simple in design and easy to use, has good adaptability to various salient pole type monophase asynchronous motors, and has wide application and popularization prospects.

The invention discloses a window talkback device and method of an infrared carrier wave transmission signal based on powering of magnetic induction. An auxiliary talkback device power supply is charged in a magnetic induction mode and the infrared wireless transmission technology is adopted in audio transmission between a main talkback device and an auxiliary talkback device. The window talkback device and method of the infrared carrier wave transmission signal based on powering of the magnetic induction are mainly applied to occasions of counter window inside-outside talkback such as banks and hospitals and used for finishing audio double-direction synchronous transmission of the inside of the window and the outside of the window. In addition, an outdoor machine is designed to be a wireless panel, so that fixing by pasting or punching and wire laying in installation is omitted. The microphone-rod-free panels which are identical in appearance are adopted in the main talkback device and the auxiliary talkback device and a full duplex hands-free manner is adopted in the talkback process, so that voices of two sides can be clearly distinguished even if both sides talk at the same time.

An embodiment of the present invention provides a frequency offset correction method and a receiver, wherein the method includes: receiving multiple packets of pilot information; processing two packets of pilot information through conjugate multiplication, and determining the two packets of pilot information A frequency offset value between information; performing frequency offset compensation based on the frequency offset value. The receiver is used to execute the above method. The frequency offset correction method and receiver of the embodiments of the present invention do not occupy or waste any frame structure resources, and at the same time perform frequency offset estimation in the time domain, which is simpler and faster, and is more suitable for the use environment of frequency domain equalization.

The invention discloses a positioning bearing mechanism for a moving unit. A plurality of universal wheels are arranged at the bottom of the moving unit. The positioning bearing mechanism comprises a conveying mechanism and a fixing unit, wherein the conveying mechanism can drive the moving unit to move, and the conveying mechanism can slide relative to the moving unit in the vertical direction; and the fixing unit comprises at least one guide part corresponding to the moving unit, the guide part comprises an inclined plane part and a plane part connected with the rear side of the inclined plane part, the height of the inclined plane part is gradually increased from front to back, and the height of the plane part is the same as the height of the rear side of the inclined plane part, so that the moving unit is in a suspended state when located on the plane part. The moving unit can be in a suspended state, so that the moving unit is positioned. And the moving unit can be prevented from moving in the module discharging process, so that the working efficiency of module discharging is improved. Interference of factors such as ground unevenness on the moving unit can be eliminated, and therefore the accuracy of follow-up grabbing of materials on the moving unit is guaranteed.

The invention provides a foundation pit assembled support structure, which includes a plurality of prefabricated support segments, and also includes a transition piece and a tensioning assembly, each of the prefabricated support segments includes a support segment and two end plates, two of which are The end plates are respectively located at two end positions of the support section, two adjacent prefabricated support sections are spliced ​​by the end plates, and the prefabricated support section at the end position has a seal. The sealing plate is detachably connected to the corresponding end plate, and the tensioning assembly is located outside the cast-in-place concrete; a support construction method is also provided, which adopts the above-mentioned assembled support structure. In the present invention, the prefabricated support structure is formed by splicing a plurality of prefabricated support segments, the integrity is good, it can withstand compressive stress, has strong deformation resistance, and can be recycled and reused, which is environmentally friendly and convenient for construction.

The invention discloses a high-temperature and high-line-pressure microeutectic method for enhancing the strength of a PTFE-based film, and relates to the technical field of polymer composite materials. In the crystal chamber, push forward at a speed of 6-8m / min, and control the linear pressure on the surface of the PTFE membrane to 50-80N / m. Under the winding traction of the outer membrane winding roller in the chamber, the molecular chain of the membrane shrinks and produces eutectic, multiple The microeutectic molecular structures are arranged in parallel with each other, with a density of 2.1kg / m³. It has nanoscale macromolecular aggregates and concave-convex geometric superstructures with an average surface size of 10-20um, a height of 5-10um, and a spacing of 10-20um. Microstructural Morphology. The bonding and peeling strength is improved, and it can be used for anti-icing of various types of fan blades.

The invention discloses an electric adjustable type lifting streetlamp which comprises a hollow lamp post, a lamp arm arranged on the top of the hollow lamp post and a lamp head arranged on the end part of the lamp arm; a base box is fixedly arranged on the bottom of the hollow lamp post; a motor is fixedly arranged inside the base box; the motor is in transmission connection to a reduction mechanism through a motor shaft; a winding drum is arranged on the rotary shaft of the reduction mechanism; a slide block is arranged inside the hollow lamp post in a matched manner; the slide block is fixedly connected to the lamp arm through a slide slot in the side of the hollow lamp post; a slide wheel is arranged above the inner part of the hollow lamp post; the slide wheel is fixedly arranged on a slide wheel supporting base; a steel wire rope is wound on the winding drum; and the steel wire rope is fixedly connected to the slide block through the slide wheel. The electric adjustable type lifting streetlamp has the beneficial effects that: multiple limiting mechanism are adopted, and are used to realize lifting and self-locking safety by utilizing self-locking functions of worms and gears, limiting functions of ratchets and pawls, a regulating function of a limiting regulator and the like, so that maintenance safety can be guaranteed.

The invention discloses a heat management system and a control method for cooling liquid flowing to a controllable battery pack, comprising a battery pack shell and a liquid cooling plate arranged in the battery pack shell, and a battery pack water inlet and a battery pack water inlet are arranged on the battery pack shell The water outlet of the battery pack, the liquid cooling plate includes a first liquid cooling plate tube interface and a second liquid cooling plate tube interface located on the left and right sides thereof, and a The coolant flow channel, the battery pack housing is also provided with a steering device that communicates with the first liquid-cooled plate tube interface and the second liquid-cooled plate tube interface through pipelines, and can change the flow direction of the coolant in the coolant flow channel. The steering device It includes a device water inlet connected to the battery pack water inlet through pipelines and a device water outlet connected to the battery pack water outlet through pipelines. The present invention eliminates the fixedness of temperature distribution that has existed for a long time, reduces the difference in heat dissipation of battery pack monomers, and improves the service life and performance of the power battery.