103results about How to "Avoid misuse" patented technology

The application belongs to the field of cable detection, and discloses a low-voltage cable comprehensive line searching device, which comprises a transmitter and a receiver; the transmitter comprises a power module, a modulation unit, an oscillation unit, a chopping unit, a voltage transformation unit, an isolation protection unit and an output unit; and the receiver comprises a cable identification sensor, a path detection sensor, a line searching signal detection unit, a power supply unit, a filter amplification unit, a power amplifier unit and an acoustic surface output unit. The device integrates cable path testing, cable identification and cable core line searching functions, and is lower in cost, portable and simple to operate, compared with the traditional cable path tester and cable identification instrument which are single-function devices, and can quickly solve the cable line inspection function and identification task in the transformer substation, complete the accurate cable line searching work, improve the work efficiency of the transformer substation cable inspection and replacement, and reduce or even eliminate the safety risk of the transformer substation reconstruction and expansion construction.

The application discloses a relay driving circuit, comprising a power module, a starting switch, a main control module and a switch module, the power module is used for providing stable working voltage for the system, the starting switch is used for outputting a starting signal of the relay, a control signal input end of the main control module is connected with the starting switch, the main control module is used for outputting a corresponding pulse driving signal according to the starting signal, an input end of the switch module is connected with a control signal output end of the main control module, an output end of the switch module is electrically connected with the relay, and the switch module is used for driving the relay to work according to the pulse driving signal. The switch module of the application can drive the relay to work according to the pulse driving signal, compared with the traditional relay directly driven by the switch, when the program of the main control module runs out of control or crashes, the pulse driving signal will stop outputting, thereby stopping driving the relay and making the load stop working, and further preventing the household appliance from burning or the occurrence of safety accidents.

The utility model discloses a kind of lip gloss aluminium pipe burr and inner cover assembly anti-burr device, comprising: support frame, it includes base and support arm, profiled locating seat is provided on base, inner cover is inserted in profiled locating seat, aluminium pipe burr direction vertical upward on inner cover;Shaping module, it includes drive cylinder and shaping seat, drive cylinder is fixedly installed on support arm, the piston rod of drive cylinder is connected shaping seat after passing through support arm;Wherein, shaping seat includes seat body and inner plug, inner plug is detachably installed in seat body, shaping cover is provided on inner plug, shaping cover position is correspondingly set on aluminium pipe burr upper side.The utility model compared with prior art, solve the problem that burr appears in the process of lip gloss upper cover assembly, influence lip brush subsequent use.

This utility model provides a valve stem concealed ball valve, including a ball valve body. The ball valve body includes: a valve body with several equidistant mating sections arranged circumferentially at its tail end, each mating section having a threaded hole at its center, the axis of the threaded holes being parallel to the axis of the inner hole of the valve body; the mating sections can adjust the installation direction of the ball valve as needed to avoid positional interference; a ball, rotatably disposed in the inner hole of the valve body; a valve stem, rotatably connected to the valve body, one end of which is connected to the ball, and the other end of which protrudes from the valve body; and a valve cap, detachably connected to the valve body, which can cover the other end of the valve stem; the valve cap conceals the exposed part of the valve stem, protecting the ball valve from accidental opening and closing and preventing misoperation of the valve stem.

This utility model discloses a lockable sliding switch, comprising: an upper shell and a lower shell, the upper shell and the lower shell being connected to form a closed outer shell structure; a rotary lock seat, rotatably disposed within the upper shell and the lower shell; and a fixed lock seat, fixedly disposed within the upper shell and the lower shell, forming a relative rotational relationship with the rotary lock seat; the rotary lock seat is provided with a first locking plate, and the fixed lock seat is provided with a second locking plate; when the rotary lock seat is rotated to the locked position, the first locking plate and the second locking plate abut face to face, blocking the rotation of the rotary lock seat; the rotary lock seat is provided with a lock hole, and when the rotary lock seat is in the locked position, an external lock can be inserted into the lock hole and locked. This lockable sliding switch has the characteristics of double locking to prevent misoperation, stable gear switching, and reliable contact.

This application relates to the field of automated storage equipment technology, specifically to a storage bin with an electrically operated lid and its control method. The method includes: receiving an operation command for a target-numbered test tube; locating the target-numbered test tube and its corresponding electrically operated lid mechanism based on identification information, and obtaining the current status information of the target-numbered test tube; performing a logical verification between the operation type and the current status information; if the verification passes, generating a drive command; performing an execution condition compliance check before executing the drive command; when the execution condition compliance check passes, executing the lid-opening action corresponding to the operation type; and confirming the completion of the action and updating the system status record of the target-numbered test tube based on the execution feedback from the electrically operated lid mechanism. This application, through a combination of status verification, process recording, and feedback confirmation, achieves automation, safety, and traceability of test tube lid-opening operations, improving the accuracy and reliability of sample management.

The utility model relates to a kind of multifunctional footrest, including pedal, the upper part of the pedal is equipped with foot pad area and switch area, the foot switch for controlling laser output and closing is equipped in the switch area, one side or both sides of the footrest is equipped with micro trigger device for adjusting laser attribute.The utility model relates to a kind of multifunctional footrest including pedal, the pedal is divided into foot pad area for supporting instep or heel and switch area for installing multiple switches, the foot switch for controlling laser output and closing is equipped in the switch area, one side or both sides of the foot switch is equipped with micro trigger device for adjusting laser attribute, this footrest structure design is simple, control function is more, and the position of multiple switches is reasonably divided, can liberate the hands of doctor to the greatest extent, and the parameter of quick and accurate adjustment is reasonably utilized by foot.

This utility model provides a locking tag device for a manual directional valve, relating to the field of manual directional valve technology. It includes a directional valve body and a support plate fixedly mounted on the directional valve body. Three operating levers are rotatably connected to the directional valve body. Through holes are provided on the support plate, and a handle passes through these holes and connects to a sliding plate. The handle is used to move the sliding plate so that the stop holes on the support plate and the sliding plate coincide or separate. This utility model has a reasonable and simple structure, and is quick and accurate to operate. When operating the manual directional valve, moving the handle moves the sliding plate so that the sliding plate and the stop holes on the support plate are misaligned, thereby locking the operating levers. Therefore, this locking tag device improves upon the original operating handle device, effectively eliminating safety hazards during operation, avoiding misoperation during use, and improving operational safety.

The utility model discloses a kind of circuit breaker overload protection mechanism, it is related to circuit breaker technical field, specifically for the right end fixed connection of bimetallic strip has soft wire, the upper surface fixed connection of soft wire has contact plate, the right upper side of contact plate is installed with center lever, the lower fixed connection of bimetallic strip close to left end has load wire, the left end fixed connection of bimetallic strip has fine adjustment screw block, the lower installation of bimetallic strip right end has Z-shaped metal sheet.The circuit breaker overload protection mechanism is cooperatively arranged by bimetallic strip, Z-shaped metal sheet, resistance and alarm wire, when bimetallic strip is bent due to overload in the process of using in circuit breaker, Z-shaped metal sheet will be touched preferentially, current output is achieved through resistance and alarm wire, by connecting alarm wire into alarm or emergency device, thereby played the role of alarming or enabling protection device before overload tripping occurs.

The utility model provides a kind of tubular motor mechanical resistance rebound control circuit, including circuit board and motor, and is equipped with main control module, power module, motor drive module on circuit board, motor drive module includes motor interface, and the middle shaft of motor is equipped with bump block, and microswitch matched with bump block is set on circuit board, and the trigger signal of microswitch is output by motor interface, and power module is for motor, main control module and motor drive module power supply, still include resistance detection filter circuit, resistance detection filter circuit includes diode D1 and photoelectric coupler OP1, the positive pole of diode D1 is connected with the trigger signal output by motor interface, and the negative pole of diode D1 is connected with the input end of photoelectric coupler OP1 with RC filter circuit, the collector of the output end of photoelectric coupler OP1 is connected with the output end of power module by pull-up resistor R4, the collector of the output end of photoelectric coupler OP1 is connected with the signal input end of main control module, and the emitter of the output end of photoelectric coupler OP1 is grounded.

The application discloses a high-precision quick-switching continuous sandwich plate production line, which comprises a lower plate uncoiling and profiling system, an upper plate uncoiling and profiling system, an upper steel plate transition roller way, a double-track pressure curing machine, a lower roller way, a tracking cutting saw, a cooling bed, a stacking machine, a packing machine, a first mineral wool supply system and a second mineral wool supply system, and the core of the application is that the lower plate uncoiling and profiling system and the upper plate uncoiling and profiling system are installed by exchanging positions, the lower plate uncoiling and profiling system is arranged at the front end of the upper plate uncoiling and profiling system, and part of the upper steel plate transition roller way and the lower profiling machine transverse moving system are cancelled, so that the lower plate uncoiling and profiling system is not interfered by the upper steel plate transition roller way, the plate type can be directly switched by using a crown block to hoist and switch the roller frame assembly of the lower profiling machine, the step of moving the lower profiling machine out of the line to switch the specifications is omitted, the investment cost of the production line is greatly reduced, the use area of the workshop is saved, and the switching of the specifications is more accurate and quick.

This application discloses a control method, computer device, storage medium, and program product for household appliances. The control method includes: acquiring visual feature information captured by a camera and acquiring wireless feature information captured by a wireless communication module; wherein the visual feature information includes an RGB image of at least one household appliance, and the wireless feature information includes the signal strength of a radio signal transmitted by at least one household appliance received by a wearable device; determining a matching target household appliance based on the visual feature information and the wireless feature information; and sending a control command to the target household appliance. Through this method, precise control of household appliances can be achieved.

The utility model relates to the technical field of steel cord production, and concretely relates to an intelligent locking protection device for a twist protector cover, comprising: a connecting structure mounted to a device shell; a cylinder connected to the connecting structure, the cylinder being provided at a front end with a telescopic rod passing through the connecting structure; a box door connecting structure provided with a positioning hole, the telescopic rod of the cylinder being capable of being elongated from a first position to a second position and inserted into the positioning hole at the second position. The utility model utilizes the cylinder to drive the position change of the telescopic rod, so that the box door can be switched between the locked and released states, meeting the user's demand for quick switching of the box door state, and utilizing a non-contact means to monitor the position state of the telescopic rod, which can avoid the adverse effects caused by the vibration of the device itself, output a stable and reliable position signal to the controller, so that the controller can ensure the safety interlocking function of the device has high reliability and avoid misoperation.

This application discloses a method and apparatus for customizing foot pedal button functions, belonging to the field of human-computer interaction systems for surgical power devices. The method includes generating or modifying a foot pedal button function mapping table through a user configuration interface; the system reads the foot pedal button status in real time; based on the mapping table, the button status is mapped to corresponding control signals and transmitted to the functional modules of the surgical power device to drive operation. The apparatus includes a configuration module, a reading module, a mapping module, and a transmission module; a storage module and a verification module may also be added. This invention can flexibly adapt to user habits, improve operational proficiency, reduce the risk of misoperation, effectively improve surgical efficiency and quality, and has strong compatibility, making it easy to integrate and promote in existing equipment.

This utility model relates to the field of roller shutter lock technology, specifically to a rotary latch lock for roller shutters. The utility model includes the following structure: a positioning groove is formed by a central indentation at the end of the lock body; semi-circular stepped protrusions of different heights are formed on both sides of the positioning groove; the lock cylinder can be opened by applying pressure from the front of the key or by applying pull force from the back of the handle, causing the wedge-shaped protrusion of the latch to leave the positioning groove of the lock body, achieving a dual-operation rotation of the latch; the latch includes a mounting hole that mates with the lock cylinder and a U-shaped groove that mates with a stop bar; the inner side of the mounting hole has a wedge-shaped protrusion. This utility model provides users with multiple options for opening or locking by dual-operation rotation using pressure from the front of the key or by applying pull force from the back of the handle; and the latch can only rotate 180° in one direction. The stepped protrusions of the lock body, the preload spring, and the wedge-shaped protrusion of the latch work together to effectively prevent misoperation and ensure accurate locking of the lock in a fixed position.

The utility model discloses a kind of gas tank container loading and unloading port leak-proof structure, it is related to tank body leak-proof technical field, including tank body and the main frame for fixing tank body, the upper of tank body is provided with manhole, manhole is provided with manhole overflow box, the upper of tank body is close to the side of manhole and is provided with safety valve assembly, safety valve assembly is covered with safety valve overflow box;Two groups of gas phase holes and two groups of liquid phase holes are provided on manhole, two groups of gas phase holes and two groups of liquid phase holes are respectively mounted with valve assembly for controlling material loading and unloading, valve assembly includes check valve and ball valve fixed in series by flange, check valve is located above ball valve, the side surface of check valve is connected with air cock, air cock is connected gas storage tank by gas pipe, pressure reducing valve is connected on gas pipe, for receiving compressed gas from gas storage tank. Ball valve is opened in pneumatic mode, greatly reduce the risk of safety accident, fully comply with the strict safety standards of dangerous goods transport.

This invention relates to a laser-based precision measurement and positioning system for hoisting ladle cars and molten steel ladles in refining areas, belonging to the field of steel metallurgical refining production equipment control technology. It includes: a laser measurement module for collecting ladle car displacement data; a laser ranging unit for collecting the relative distance data between the molten steel ladle and the target position during hoisting; an interlocking control module that automatically triggers the action interlock of the ladle car and molten steel ladle equipment when the ladle car displacement data and relative distance data are within a set threshold range; and an automatic confirmation module that controls the ladle car and molten steel ladle equipment to automatically complete positioning when the ladle car displacement data and relative distance data meet set conditions. This invention, by introducing an interlocking control module, technically eliminates human error, improving positioning stability to over 99.9%, forming a closed-loop technical solution of "measurement-positioning-interlocking-automatic confirmation".

The application discloses an information display method and device, electronic equipment and a storage medium, and belongs to the technical field of electronic equipment. The method comprises the following steps: in the case that a layer display mode is in a layer parallel display mode, drawing game picture information, wherein the game picture information comprises game main picture information and game auxiliary picture information, the game auxiliary picture information comprises game economic system information, and the game main picture information is other picture information in the game picture information except the game auxiliary picture information; separating the game picture information to obtain a first layer containing the game main picture information and a second layer containing the game auxiliary picture information; and sending the first layer to a first display screen for display and sending the second layer to a second display screen for display, wherein the first display screen and the second display screen are different display screens of the same electronic equipment, or the first display screen and the second display screen are display screens of different electronic equipment.

A battery pack crossbeam workpiece water gas tightness inspection test bench, including frame assembly, rotating workbench assembly, pressing assembly, drive assembly, safety grating, desk lamp, water tank, air pressure gauge, air pressure adjusting knob, emergency stop, start rocker and the like. Rotating workbench assembly, drive assembly, pressing assembly are all in the inside of frame assembly; Water tank is arranged below rotating workbench assembly; Frame assembly is provided with safety grating at the equipment entrance; Test bench is provided with illuminating lamp, frame assembly right side is provided with control panel, control panel left upper side is provided with air pressure gauge, control panel lower side is designed to have start rocker and emergency stop switch. The utility model discloses convenient operation can realize the water gas tightness detection of satisfying production requirement, and can prevent in the check operation work in the leakage of checking, misoperation, and can prevent battery pack crossbeam knock bumping.

The utility model relates to a coke oven collecting pipe raw coal gas automatic diffusion ignition control system, including the collecting pipe, the lateral wall of collecting pipe is connected with the diffusion pipe, its characterized in that, the diffusion pipe is equipped with torch burner away from the one end of collecting pipe, be equipped with the first igniter at torch burner, the first igniter is connected with the controller, the collecting pipe is equipped with a plurality of pressure transmitter for detecting the gas pressure in collecting pipe along the length direction of collecting pipe, the controller is connected with pressure transmitter. The utility model sets up a plurality of pressure transmitter to detect the gas pressure at a plurality of positions in collecting pipe, ensure the accuracy of detection, effectively prevent the misoperation of controller control caused by the pressure fluctuation in collecting pipe, influence the diffusion of raw coal gas, set up the flame detector to monitor the flame of torch burner, ensure ignition success, prevent ignition failure, simple structure, convenient mode of use.

The application relates to the technical field of household appliances, and discloses a cleaning brush and a control method thereof. The cleaning brush comprises a main machine, a handle and a machine head. The machine head is connected with the main machine and comprises a water tank and brush hairs. Cleaning medium is arranged in the water tank, and the brush hairs are arranged at the bottom of the water tank. An atomizing water spraying device is arranged at the bottom of the water tank and communicates with the inside of the water tank. The other end of the atomizing water spraying device is provided with a nozzle. The atomizing water spraying device is used for atomizing the cleaning medium and spraying the atomized cleaning medium to a surface to be cleaned and the brush hairs. Compared with the related art, the water tank and the atomizing water spraying device are integrated in the brush head, so that an additional handheld water pipe, a shower for humidification or frequent wetting of the brush hairs is not needed, the cleaning operation process is simplified, and the use convenience is remarkably improved.

The utility model relates to medical forceps technical field, concretely relates to an improved bone rong, including the bone rong formed by the two forceps body connected through hinge screw, still include: mounting screw, recess, the recess sets up in the mouth position of bone rong, and the mouth position occlusal surface is set into dentate; Two The forceps body is fixedly connected with elastic member through mounting screw. The jaw recess can be increased by widening the jaw of bone rong, so it can accommodate larger, more bone block, in addition, the blade on both sides of the jaw does not easily form interference when trimming large bone block; The jaw is toothed, the tooth tip contacts the bone surface when using, reduces the contact area, under the condition of equivalent force, the contact area reduces, and the pressure increases, so the bone rong can be more smoothly bitten into the bone surface and cut off the bone block, in other words, this design can save the effort, and prevents skidding when using.

This invention discloses a forklift safety speed limiting system, including a safety speed limiting switch, a gearbox control board, and a gear shift lever. The gear shift lever has first and second output ports, and the gearbox control board has first and second input ports. The second output port is electrically connected to the second input port through a first actuator, the first output port is electrically connected to the first input port through a second actuator, and the second output port is electrically connected to the first input port through a third actuator. The opening and closing of the safety speed limiting switch changes the on / off state of the first, second, and third actuators. The first and second actuators are normally closed, and the third actuator is normally open. When a low level is input to the second input port, the gearbox operates in a low gear; when a high level is input to the second input port, the gearbox operates in a high gear. This invention also discloses a forklift with a forklift safety speed limiting system. This invention does not require modification of the vehicle control program or gearbox control program for speed limiting, thus improving forklift safety.

The application discloses a power transmission and distribution network end cloud collaborative risk prevention and control method and system based on dynamic routing, relates to the technical field of power system automation, and comprises the following steps: collecting high-frequency time sequence electrical data in real time and constructing normalized time sequence characteristic vectors; inputting the time sequence characteristic vectors into a semantic routing network to calculate routing scores, comparing the routing scores with a preset threshold, and performing dynamic shunting after the comparison; when a local processing path on the end side is activated, a control instruction or a protection action signal is output by an end side execution model reasoning; when an end cloud collaborative processing path is activated, visual semantic features are extracted and jointly transmitted to a station end together with the time sequence features, and a station end cognitive large model is used for multi-modal fusion reasoning, to generate a treatment suggestion and return the treatment suggestion. Through the dynamic routing mechanism, the application realizes asymmetric collaboration of end cloud computing power, guarantees millisecond-level response speed, improves the research and judgment accuracy of complex faults, and significantly reduces communication bandwidth occupation and end side power consumption.

This invention primarily relates to the field of inrush current suppression technology. To suppress circuit damage caused by instantaneous inrush current during AC power outage recovery due to the capacitor voltage being significantly lower than the peak supply voltage, this invention provides a circuit and method for suppressing instantaneous power outage current inrushes. The core improvement is that a thermistor limits the inrush current during load startup, and after startup, the relay bypasses the thermistor to achieve low-loss operation. When the load is not running, the control chip comprehensively judges based on the amplitude and rate of change of the bus DC voltage: when the bus voltage is detected to be below a first threshold and the rate of decrease is too fast, it is determined to be an instantaneous power outage state, and the relay is actively disconnected and the thermistor is reconnected in series, thereby suppressing the inrush current that may be generated during voltage recovery; after the bus voltage stabilizes and rises back to a higher second threshold, the relay is controlled to smoothly engage, restoring the low-loss power supply mode.

This invention relates to the field of robotic arm control technology, specifically a control system and method for a chemical emergency robotic arm based on intelligent perception. The system includes: a data acquisition unit for collecting environmental data from a chemical scenario and obtaining an initial depth image of the target area of ​​the chemical equipment to be operated; performing multi-sensor fusion processing on the environmental data and the initial depth image to obtain corresponding gas concentration information, obstacle location information, and image data of the target area; and a hazard assessment unit for inputting the gas concentration information, obstacle location information, and the current posture information of the robotic arm into a hazard assessment model to obtain the corresponding operational hazard level and the distance to the nearest obstacle. This invention uses a target recognition model to accurately obtain the location information of the target area and combines this with data such as the operational hazard level and obstacle location information to generate obstacle avoidance paths and operational instructions. This enables the robotic arm to intelligently avoid obstacles in complex environments while ensuring smooth operation.

The present application relates to coal roadway tunneling technical field, specifically provide a kind of operation platform for excavating anchor machine and the excavating anchor machine containing the operation platform, operation platform includes operation platform body, ceiling protection device and operation protection device, ceiling protection device height-adjustable setting in operation platform body;Operation protection device includes operating lever protection component and clamping plate component.By setting ceiling protection device, solve the safety protection problem of operator in front of operation platform, reduce the security risk of operator;Ceiling protection device height-adjustable, can realize the rational use of protection space, meet the safety protection needs of different height operators;By setting operation protection device, prevent operator from touching operation valve group, especially set clamping plate component, the function of operation valve group is isolated by mechanical structure, realize valve group interlock, so that the corresponding operation valve cannot work simultaneously, prevent operator from misoperation, reduce security risk.

This utility model provides a plant growth bulb lamp, including a lamp head, a lamp body, an aluminum cup inside the lamp body, a lamp plate at the bottom of the aluminum cup, a control plate extending into the aluminum cup on the lamp plate, a toggle switch on the lamp body, a toggle accessory on the inner end of the toggle switch, a setting spring on the control switch, and a toggle spring on the toggle accessory that can engage with different settings of the setting spring. The plant growth bulb lamp according to this utility model not only meets the basic needs of supplemental lighting for plants and promoting growth, but also conveniently and fully meets the needs of switching lighting modes.

The utility model discloses a convenient to use's medical cutting anastomat, including anastomat machine body, the side surface of anastomat machine body is installed with anastomat straight pipe, and the end of anastomat straight pipe is installed with anastomat chuck, and still be installed with the operation assembly of the stable fixing position of medical staff's finger on anastomat machine body. The utility model operation assembly designs finger locking mechanism, when medical staff presses operation assembly to operate anastomat machine body, can automatically lock the finger of medical staff, ensures the stable connection between finger and anastomat, this design effectively avoided the operation failure caused by the finger falling in the operation process, improved the stability and safety of operation, simultaneously, still can conveniently separate from the finger when medical staff's finger loosens, need not additional unlocking operation, this characteristic makes medical staff in the operation process can easily, flexibly switch operation posture, improved the efficiency and fluency of operation.