9results about How to "Reduce installation man-hours" patented technology

The utility model belongs to the technical field of intake manifolds, and provides an intake manifold device for a compressed air system of a power station, which comprises a steam pocket, a reducer and a branch pipe, two ends of the steam pocket are respectively provided with an air inlet and a water outlet, the reducer comprises a first reducer and a second reducer, the first reducer is connected with the air inlet of the steam pocket, and the second reducer is connected with the water outlet of the steam pocket. One end, far away from the steam pocket, of the second reducer is connected with the drain valve; a plurality of branch pipe connecting ports are uniformly formed in the two sides of the steam pocket, each branch pipe connecting port is communicated with a branch pipe through a branch pipe seat, and one end, far away from the steam pocket, of the branch pipe is connected with a user pipeline through a branch valve. The utility model provides an intake manifold device for a compressed air system of a power station, which can enable all user pipelines of the compressed air system to be arranged in a centralized manner, realize integration, improve the space utilization rate and facilitate the operation of overhaul and maintenance.

The utility model relates to air treatment equipment technical field especially relates to a kind of hidden nail frameless air conditioner box structure.The utility model is formed by air conditioner box structure of panel, fastening screw, turn bag hole assembly;Panel is connected by fastening screw and turn bag hole with hidden nail type, and the corner of air conditioner box is equipped with reinforcing corner piece to strengthen connection strength, and the inside of panel is equipped with reinforcing rib to promote rigidity, and wind baffle is additionally arranged in box cavity to realize secondary structure strengthening, panel joint is equipped with panel material, panel inter material and sealant to realize heat preservation sealing, and access door and panel assembly form integral sealing structure.The utility model is strengthened by multilayer structure, cancels traditional main frame still guarantee structure strength, and hidden nail design makes the outer surface of equipment without exposed nail head, with aesthetic property and security, all adopt fastener connection without welding procedure, improve production installation efficiency, while heat preservation sealing structure guarantees air treatment effect, and it is suitable for air treatment system in people flow dense place.

The invention relates to the technical field of ship engineering, and discloses an instrument protection device for a grating plate, which comprises a protection cover, the protection cover can cover an instrument, and the protection cover comprises an observation plate with an observation port; the at least two elastic supporting legs extend towards the lower part of the observation plate, and a bending transition part is arranged between the two elastic supporting legs; and the clamping parts are arranged at the lower ends of the elastic supporting legs. The elastic supporting feet elastically deform inwards when being extruded by opposite external force, so that the clamping parts get close to each other and are inserted between the grating strips of the grating plate. And after the external force is removed, the elastic supporting legs rebound by virtue of the elastic potential energy of the bending transition parts, and the clamping parts are driven to abut against the outer side and are clamped on the grille bars. According to the instrument protection device for the grating plate, through the mechanical logic of elastic deformation and resilience of the elastic supporting feet, the clamping parts are driven to abut against and be clamped with the grating strips, so that the non-destructive rapid disassembly and assembly effect is achieved, and the installation stability of the instrument protection device can be maintained in the marine environment.

The invention discloses a series node-based vehicle multi-device control device and method, and the device comprises a series line and node controllers, and a plurality of node controllers are connected in series through the series line to form a series node network; inputting a control instruction through the man-machine interaction device and sending the control instruction to the target node controller through the series circuit; a plurality of decoding modules are arranged in each node controller and can decode a plurality of groups of industrial information such as AI, AO, DI and DO so as to realize accurate control on corresponding equipment; the device is further provided with an error correction mechanism and a channel redundancy module, the error correction mechanism can report an error and locate a fault node when any node or line in the series connection line is disconnected, and the channel redundancy module ensures that normal operation of the system is not affected when a certain line is disconnected or makes an error. According to the invention, a series node structure is adopted, the circuit design is simplified, standardized production of a controller and a connecting line is realized, infinite capacity expansion is supported, a damaged single node can be directly replaced, and the maintenance cost is obviously reduced.

The utility model relates to industrial remote control field especially is involved in a kind of remote control launching device with key protective sleeve, including upper shell, lower shell and the PCB board being set between upper shell and lower shell, upper shell is provided with several key holes, PCB board is provided with several keys, key protrudes from the plane where key hole is at by passing through key hole;It further includes the key protective sleeve of flexible material one-piece, key protective sleeve includes bottom plate and several key covers, key cover is matched with the number of key, the key cover is set in key cover inside. Assembly process, only need to set key protective sleeve on key, then cover upper shell, connect upper shell with lower shell and install is completed. Compared to prior art for single key single installation key protective sleeve, its process is more convenient, production assembly man-hour is less, further can save production, installation cost.

The invention discloses a connecting device for an escalator and a control method, the connecting device comprises double physical safety links, and two completely independent and electrically isolated physical safety links, namely a link A and a link B, are laid in parallel on the whole line of the escalator; the distributed safety node comprises a safety relay unit which comprises two pairs of normally open contacts KA and KB which are forced to guide and are completely synchronous in state, and the two pairs of normally open contacts KA and KB are respectively connected in a physical safety link A and a physical safety link B in series; the physical link on-off detection circuit is used for directly detecting voltage / current of a link A and a link B and judging the on-state of the link A and the link B, and the diagnosis excitation and measurement circuit comprises a precise constant current source and a high-precision voltage sampling and demodulation circuit and can be switched to a diagnosis bus. A test signal is injected into a diagnosis loop formed by a plurality of node coils, and a response is measured, so that a tough and adaptive safety protection system is constructed, and potential network attacks and internal faults can be resisted.

The application relates to an electric appliance element support, a distribution box and an air conditioning system. The electric appliance element support comprises a bottom plate (21), a first side plate (28) which is vertically arranged at one end of the bottom plate (21) along the longitudinal direction of the bottom plate (21), wherein the first side plate (28) is provided with a first clamping structure (23) for clamping a first clamping protrusion (341) of an electric appliance element (3); a second side plate (27) which is vertically arranged at the other end of the bottom plate (21) along the longitudinal direction and is vertically arranged on the same surface of the bottom plate (21) as the first side plate (28), wherein the second side plate (27) is provided with a second clamping structure (22) for clamping a second clamping protrusion (33) of the electric appliance element (3), and the second clamping structure (22) is arranged opposite to the first clamping protrusion (341); and two limiting components (24) which are connected with the bottom plate (21) and are arranged along the transverse direction intersecting the longitudinal direction, wherein the spacing between the two limiting components (24) is matched with the size of the electric appliance element (21) to limit the movement of the electric appliance element (3) along the transverse direction.

The utility model discloses a logistics freight yard isolation net device relates to isolation net technical field, the utility model discloses a stand and frame, the outer surface of stand is provided with the mounting groove, the both sides fixed mounting strip of frame, and the side upper portion of mounting strip starts to be limited groove, the top screw thread connection of stand has screw rod, and the bottom of screw rod is fixed with extrusion ball, the utility model discloses in the installation stage, the staff only needs to insert the mounting strip on the frame mounting groove of stand, completes the regional enclosure of multiple groups of isolation net, twists the knob on the stand one by one, and the knob drives screw rod to rotate, and the extrusion ball is moved upward and extruded pressure ball, and the pressure ball promotes the limit rod to expand outward by overcoming spring elasticity, and the limit rod is embedded in the limit groove of mounting strip accurately, thereby the stable fixation of frame is realized fast, the whole process operation is simple, and it is not necessary complicated bolt fastening, and the installation man -hours are reduced greatly, and the construction efficiency is improved significantly.

This invention discloses a wind turbine blade stiffness monitoring method based on millimeter-wave radar and load fusion, comprising the following steps: transmitting frequency-modulated continuous wave (FMCW) signals to multiple corner reflectors arranged along the blade span using a frequency-modulated continuous wave (FMCW) millimeter-wave radar installed at the blade root and receiving the echoes to acquire radial displacement data of each corner reflector; converting the radial displacement data into lateral deflection in the flapping direction of each corner reflector section, and calculating local bending curvature using the lateral deflection of adjacent corner reflectors; converting the blade root bending moment measured by the blade root load sensor into local bending moments of each section, and inverting the local bending stiffness of each section based on the local bending curvature; comparing the local bending stiffness with a preset health baseline, and outputting a fault warning signal based on stiffness drift characteristics. This invention achieves sub-millimeter-level precision monitoring of blade deformation and sensitive identification of early damage in all weather non-contact applications.