20results about How to "Avoid misconnection" patented technology

The utility model relates to the technical field of fuel cells, in particular to an electrical connection structure for voltage inspection of a metal single cell. Comprising an electrical connection device, the electrical connection device comprises a plugging main body and a plurality of inspection lines, the plugging main body comprises a comb tooth structure, the comb tooth structure comprises a plurality of comb tooth units arranged at intervals, and each comb tooth unit comprises an internal comb tooth structure, an inspection line limiting groove and an external comb tooth structure used for separating single battery inspection pieces one by one. The internal comb tooth structure and the external comb tooth structure are both provided with slopes, the inclination angle alpha of the slopes is 10-30 degrees, and the end of the external comb tooth structure extends out of the side face of the plug-in body. And one ends of a plurality of inspection lines penetrate through the plugging main body at intervals and then are fixed in the inspection line limiting grooves. The connecting structure provided by the utility model has a combing and guiding function, so that pile short circuit caused by extrusion due to improper installation of the two inspection sheets of the adjacent single batteries can be effectively prevented, and the safety risk of pile burning due to short circuit is reduced.

The utility model discloses a kind of anti-misconnection terminal block structures of frequency conversion cabinet, it is related to electrical equipment technical field, including terminal block base, anti-misconnection terminal block, coding identification component, locking mechanism and wiring verification module;Terminal block base is provided with several terminal installation grooves along length direction, and the inner wall of each installation groove is equipped with positioning boss;Anti-misconnection terminal block is detachably installed in terminal installation groove, including wiring terminal main body and the anti-miscode structure of being set to the outer side of wiring terminal main body, anti-miscode structure is positioned with positioning boss cooperation;Coding identification component includes the color mark area and coding recess groove being set to terminal block base, and the coding plug-in unit being cooperatively installed in coding recess groove;Locking mechanism is set between anti-misconnection terminal block and terminal block base;Wiring verification module is integrated in terminal block base interior.The utility model is positioned by multiple anti-misdesign, and terminal misinstallation, misconnection is completely eliminated from physical structure, and human wiring error rate is greatly reduced.

The invention discloses a self-adaptive relay platen row and column coordinate detection method, and belongs to the field of computer vision and industrial automatic detection. The method comprises the following steps: firstly, acquiring an initial detection frame of a pressing plate block by using a deep learning model, and executing asymmetric center point compensation according to categories to determine a feature center point; then dynamically deriving a scale adaptive threshold based on a global minimum neighborhood distance, and constructing a global convex hull and an edge point cloud to establish a physical contour reference; then, a multi-criterion judgment condition recursive fitting algorithm is adopted to extract a row-column biaxial frame from the fragmented point set, and row and column attributes are automatically decoupled and judged through maximum included angle search and slope analysis; and finally, projecting the feature points to a biaxial intersection point, realizing accurate mapping from space coordinates to logic numbers, and outputting a row-column logic index. According to the method, the problem of difficulty in row and column identification caused by a complex shooting view angle, perspective deformation and pressing plate installation deviation is effectively solved, and the accuracy and robustness of state identification of the relay voltage plate for electric power inspection are remarkably improved.

The invention discloses a terminal electricity utilization information acquisition system based on a safety component. The system comprises a cabinet body, a cabinet door and a safety lock assembly integrated with a password input device and provided with an electric control spring bolt. And a main control unit electrically connected with the password input device and the electric control spring bolt is arranged in the cabinet body. A processing module responsible for logic control, a password module for storing verification passwords and an authority module for storing operation authority are integrated in the main control unit. A connection management device is arranged in the cabinet body, the connection management device comprises an instruction input device and an electric connection switching assembly, and the instruction input device is electrically connected with the main control unit. And the main control unit unlocks the safety lock assembly after verifying the identity and authority of an operator according to the received unlocking password, and controls selective single-point electric connection between the electric connection switching assembly and the target acquisition terminal according to a received authority instruction. According to the invention, hierarchical authorization can be realized, and the security of a terminal system is remarkably improved.

This invention discloses a method for constructing a road triangulation structure based on road markings extracted from road laser point clouds, belonging to the field of intelligent transportation and high-precision map construction. The method includes the following steps: First, robustly separating low points on the road surface from high points on non-road surfaces through a local slice reference system and tangential neighborhood soft support test; second, proposing a minimum-area rectangle centerline fitting strategy, utilizing the geometric prior of the marking strips to suppress lateral fitting drift, and constructing a high-precision road skeleton; third, reconstructing the trajectory of curb contour points using a constraint generation method based on the road skeleton, ensuring the parallelism and continuity of edges and lane lines; finally, constructing a semantically meaningful TIN triangulation network through unified diagonal rules. This invention can effectively address point cloud quality fluctuations and ensures strict alignment between the road skeleton and edge facilities through geometric constraints, and implements an automated modeling method based on topological logic, making it suitable for scenarios such as autonomous driving simulation, high-precision map production, and road holographic perception.

The invention discloses an AC / DC high-voltage and low-voltage shared motor, which relates to the technical field of motors and comprises a motor body, and the motor body comprises a rear shell, a stator ring, a coil assembly, a rotor assembly, an intermediate shaft, a low-voltage electric brush assembly, a high-voltage electric brush assembly, a first commutator, a second commutator and two fixing frames. Wherein an identification circuit used for identifying the high-voltage and low-voltage power supply is arranged in the rear shell. The motor can adapt to alternating-current, high-voltage and direct-current and low-voltage alternating-current and direct-current, so that the motor can adapt to various power supplies, the application range of the motor is widened, meanwhile, the motor is provided with two different rotors, namely the outer ring sleeve and the inner ring sleeve, the outer ring sleeve is used at high voltage, and the inner ring sleeve is used at low voltage; (if the same rotor is used, a low-voltage power supply may not drive the rotor, or the rotating speed of the rotor is lower than that of the rotor under a high-voltage power supply), so that the output efficiency of the invention is ensured.

The utility model relates to test machine interface technical field discloses a kind of test machine interface foolproof mechanism, including substrate, fixed hole is equipped on the substrate, for installing and fixing to substrate;A plurality of first mounting hole and second mounting hole are provided on the substrate, the width between the first mounting hole is greater than the width between the second mounting hole, and first mounting hole and second mounting hole are separated by separation groove;It further includes first connector and second connector, the first connector is adapted to install in second mounting hole, and the second connector is adapted to install in first mounting hole.In the utility model, by the width difference of first mounting hole and second mounting hole, the size difference of first connector and second connector, the identification is pasted in the label slot, multi-dimension avoids external control mechanism and sorting machine sorting interface misconnection, guarantees equipment connection and operating accuracy, reduces the risk of equipment failure, sorting anomaly etc. due to misconnection.

The invention discloses a connecting wire harness and a medical equipment system, and the connecting wire harness is used for connecting a medical equipment refrigerator and a remote signal control circuit, and comprises a connector which can be connected with a control box of the remote signal control circuit; the multi-core wire is connected with the connector and comprises a bus outer sheath and a plurality of mutually independent signal wires located in the bus outer sheath, and each signal wire is provided with a connecting end which is opposite to the connector and extends out of the bus outer sheath; at least two signal lines in the plurality of signal lines form a plurality of signal line groups capable of transmitting signals, and at least two signal line groups can realize transmission of different signals; and the plurality of functional parts can control the operation of the medical equipment refrigerator and are correspondingly connected with the connecting ends of the plurality of signal line groups. According to the connecting wire harness, the design and processing period is shortened, the processing raw materials are saved, and the cost is saved; missed connection and misconnection in the cross-platform on-machine assembly process are avoided, and the on-machine assembly efficiency is improved.

The utility model discloses a kind of multi-structure low-voltage single-phase current transformer, including the current transformer body consisting of closed housing and built-in mutual inductance component, the window shape of the current transformer body is compatible with the cross-sectional shape of cable or copper bar, the cable or copper bar passes through the window and is installed on the current transformer body, and the top surface of the current transformer body is equipped with the foolproof wiring port and screw wiring port connected with mutual inductance component.This utility model is a kind of multi-structure compatible double-wiring selectable integrated low-voltage single-phase current transformer, cable / copper bar one-key switching installation and screw / foolproof terminal can be selected wiring can be realized, while the utility model structure is simple, low in cost, improve wiring efficiency and operation safety, solve the existing low-voltage single-phase CT installation compatibility, secondary wiring no selection, screw wiring loose problem.

The utility model relates to the technical field of routers, in particular to a dustproof heat dissipation type router, which comprises a router body, sealing plates are arranged outside cable interfaces on the router body in a sliding manner, two jacks are arranged outside the router body, and a heat dissipation cavity is arranged below the router body. Compared with the prior art, the router has the advantages that the sealing plate is slidably installed at the cable interface area of the router body, the multiple interfaces can be sealed in sequence through sliding of the sealing plate, the interfaces are exposed in sequence, a user can conveniently install optical fibers or network cables based on the transmission speed of the interfaces, misconnection is avoided, the heat dissipation cavity is formed in the lower portion of the router body, and the heat dissipation effect is good. A plurality of ventilation holes are formed in the two sides of the inner wall of the heat dissipation cavity, heat can be dissipated, a heat conduction plate is installed in the heat dissipation cavity, heat can be conducted, through holes are formed in the heat conduction plate, heat can be dissipated, a plurality of heat conduction strips are installed on the heat conduction plate, heat can be conducted, and heat accumulation is reduced.

The utility model discloses a programmable high-power power supply, and aims to solve the technical problems that in the prior art, an electric wire connected in a wire holder is easy to wind, so that the connection position of the electric wire cannot be confirmed, the position of the electric wire is wrongly connected, and short circuit is caused. The high-power power supply comprises a high-power power supply body, a control panel, a wire holder and a first through hole, the control panel is mounted on the high-power power supply body, the wire holder is mounted on the side surface of the high-power power supply body, and the first through hole is formed in the lower side surface of the high-power power supply body. According to the high-power power supply, the electric wire is connected and placed in the groove of the corresponding branching frame, then the cover plate is pulled, the cover plate extrudes the elastic sheet clamping hook to be bent when rotating to the surface position of the elastic sheet clamping hook under pulling force, and the elastic sheet clamping hook recovers deformation when the cover plate rotates to be close to the surface of the branching frame, so that the position of the cover plate can be fixed through the elastic sheet clamping hook; therefore, the positions of the electric wires can be distinguished one by one.

This invention provides a split-type explosion-proof robot control cabinet based on an external air source, relating to the fields of industrial automation and explosion-proof safety technology. It includes an explosion-proof cabinet and a positive-pressure cabinet, connected via a docking interface. An external air source is input into the positive-pressure cabinet to form a positive-pressure airflow, dissipating heat from the cabinet and maintaining an internal pressure higher than the external environment. The explosion-proof cabinet is a sealed cavity. After the positive-pressure airflow exits from the positive-pressure cabinet, it flows over the outer surface of the explosion-proof cabinet, further dissipating heat. This invention achieves dual explosion-proof protection by independently designing and collaboratively operating the explosion-proof cabinet and the positive-pressure cabinet. The positive-pressure cabinet prevents the infiltration of external flammable gases through dynamic pressure control. The two modules achieve physical isolation and functional linkage through a quick-connect interface, balancing explosion-proof performance with modular maintenance requirements.

The utility model discloses a novel joint which comprises a male joint and a female joint, the connecting end face of the male joint is provided with an eccentric fool-proof convex block extending outwards and at least one buckle extending outwards, the top of the eccentric fool-proof convex block is provided with a plurality of convex block through holes, and male joint conductive parts are arranged in the convex block through holes. The connecting end face of the female connector is provided with an eccentric fool-proof groove allowing the eccentric fool-proof protruding block to be inserted therein and a buckle groove allowing the buckle to be inserted therein, the eccentric fool-proof groove is internally provided with a plurality of female connector contact pins which are inserted into the protruding block through holes respectively and electrically connected with the conductive part of the male connector in a contact mode, and the side face of the female connector is provided with a clamping hole connected with the buckling part of the buckle in a buckled mode. By arranging the buckle and the buckle groove, tight connection between the male connector and the female connector can still be kept after the buckle and the buckle groove are plugged and unplugged for many times, and the reverse connection prevention function is achieved by arranging the eccentric fool-proof protruding block and the eccentric fool-proof groove.

The invention provides a pig feed production quality tracing method based on cloud computing. Comprising the steps of whole-process data acquisition and structuring of multi-source heterogeneous process parameters and quality detection indexes, sliding window segmentation normalization and time alignment processing, causal relationship identification based on Granger causal test and information transfer entropy, and dynamic optimization of a causal atlas by an improved time-aware structure equation model. According to the method, the accuracy and the analysis efficiency of feed production abnormity traceability are remarkably improved, key influence procedures can be conveniently and rapidly positioned, and the accuracy and the analysis efficiency of feed production abnormity traceability are improved, so that the accuracy and the analysis efficiency of the feed production abnormity traceability are improved, and the accuracy and the analysis efficiency of the feed production abnormity traceability are improved. And quality control and process optimization are facilitated.

An I / O unit (60) transmits signals between a master unit (50) and instruments (Ins). The master unit has two redundant master processing circuits (32a, 32b). The I / O unit includes: a first slave processing circuit (34a) that performs input and output of signals with respect to one of the two master processing circuits; and a second slave processing circuit (34b) that performs input and output of signals with respect to the other one of the two redundant master processing circuits.

The utility model discloses a kind of refrigerators of convenient maintenance, it is related to refrigerator technical field, including mounting plate and connecting plate, the upper surface of mounting plate is equipped with refrigeration compressor by connecting plate, the front and rear both sides of connecting plate are equidistantly installed with first tooth block, the front and rear both sides of mounting plate are installed with vertical plate, the opposite side of movable plate is equidistantly installed with second tooth block;The upper surface of mounting plate is equipped with wire harness limiting groove in left and right sides. The refrigerator of convenient maintenance, by the pre-positioning cooperation of positioning column and positioning hole, rotating threaded rod on vertical plate, drive movable plate to move along guide telescopic rod, make first tooth block and second tooth block staggered engagement, realize the quick locking and loosening of refrigeration compressor, dismounting and resetting time when repairing can be greatly shortened without complex tool;Meanwhile, engagement structure can be transverse and longitudinal limit to compressor, ensure installation stable.

The application provides a body cavity hot perfusion assembly for pressure monitoring, which comprises a catheter kit, the catheter kit comprises a tube body, a drainage connector and a pressure measuring sheath connector, the tube body is provided with a drainage channel and a pressure measuring sheath channel which are spaced from each other, the drainage channel and the pressure measuring sheath channel are communicated with the head end and the tail end of the tube body respectively, the drainage connector and the pressure measuring sheath connector are connected with the tail end of the tube body, the drainage connector is communicated with the drainage channel, and the pressure measuring sheath connector is communicated with the pressure measuring sheath channel; a pressure sensor kit, the pressure sensor kit comprises a multi-way pipe, a pressure sensor and a signal output line, the multi-way pipe is communicated between the pressure measuring sheath connector and the pressure sensor, and the pressure sensor is connected with the signal output line, so that medical staff can accurately master the dynamic change of body cavity perfusion pressure and pipeline pressure difference, the body difference of patient tolerance to hot perfusion pressure and pipeline pressure difference is greatly improved, the treatment effect is improved, and complications are reduced.

The invention discloses a connecting assembly, which is used for aligning and connecting a first electronic device and a second electronic device and comprises a first connecting piece, a plurality of first radiating fins, a second connecting piece, a plurality of second radiating fins and a pin piece, the first connecting piece and the second connecting piece are respectively arranged on the first electronic device and the second electronic device, the plurality of first heat dissipation fins and the plurality of second heat dissipation fins are respectively arranged on the first connecting piece and the second connecting piece, one of the plurality of first heat dissipation fins forms a clamping part, and the other of the plurality of second heat dissipation fins forms a clamping part. One of the plurality of second heat dissipation fins forms a matching and clamping part, the pin piece is arranged on the first connecting piece in a protruding mode and used for being inserted into the second connecting piece, and the clamping part is used for abutting against the matching and clamping part in the direction perpendicular to the inserting direction of the pin piece.

The utility model discloses a pack battery pack module series connection mistake-proof baffle plate, which belongs to the technical field of battery pack module series connection, and comprises a battery pack shell, the upper end of the battery pack shell is provided with a battery mounting bin for mounting battery main bodies, and the positive poles and the negative poles of every two battery main bodies are oppositely mounted. A positioning connecting plate is mounted at the upper end of the battery pack shell, a plurality of positioning grooves are formed in the positioning connecting plate, and the plurality of battery main bodies can be connected in series by sequentially inserting the inserting blocks at the bottoms of the arranged conductive connecting sheets into the conductive mounting grooves and connecting the positive electrodes and the negative electrodes on the two adjacent battery main bodies; a plurality of battery main bodies can be quickly and accurately connected in series through the matched positioning grooves, misconnection is prevented, the battery main bodies can be protected by the positioning connecting plates, and an operator can be prevented from getting an electric shock through the positioning connecting plates made of an insulating material when the battery main bodies leak electricity.