39results about How to "Avoid personal injury" patented technology

The invention discloses a bottom supporting device of a digital television, and relates to the technical field of digital television supporting equipment, the bottom supporting device comprises the digital television, and the bottom of the digital television is provided with a supporting piece; the supporting piece comprises a control table, the control table is located in the center of the lower portion of the digital television, adjusting strips are symmetrically connected to the two sides of the control table through adjusting pieces, the bottom of the digital television is aligned to the supporting piece, the adjusting strips are pulled, and angle blocks fixedly connected to the two ends of the two adjusting strips abut against the two sides of the digital television in a limited mode. The adjusting strip and the angle block move back under the resilience force of the spring to fix and limit the digital television, the digital televisions of different sizes can be effectively supported and fixed by adopting the mode, and after the digital televisions are limited and fixed by adopting the mode, the digital televisions can be conveniently fixed. The threaded connection block just faces a threaded installation hole, corresponding to the threaded connection block, in the digital television, installation of the digital television is facilitated, adaptability is wide, and the digital television is more practical.

The utility model relates to a cleaning system and a cleaning harrow for polymers in a formaldehyde tank, and the cleaning system for polymers in the formaldehyde tank comprises a formaldehyde tank, a cleaning harrow and a cleaning harrow, the formaldehyde tank comprises a top manhole, a bottom manhole and a bottom discharge port; the axial flow fan is mounted at the top manhole and is used for enabling the formaldehyde tank to be in a negative pressure state; the discharge pipeline is connected with the bottom discharge port; the recycling bin is connected with the discharge pipeline and is used for recycling the polymer; the cleaning rake extends into the formaldehyde tank from the bottom manhole and is used for cleaning polymers; the cleaning rake comprises a telescopic rod and a cleaning component installed at the end of the telescopic rod. When the cleaning system is used for cleaning polymers in the formaldehyde tank, personnel do not need to enter the formaldehyde tank, so that the polymers in the formaldehyde tank can be thoroughly cleaned, and the safety of operators can be ensured.

The application discloses an automatic medicine pouring and residual medicine cleaning device and relates to the technical field of ammunition processing equipment. The device comprises a device frame, a multiple-speed chain fixture disc, a transition mechanism, two groups of row frame manipulators, a medicine knocking mechanism, a medicine brushing mechanism, a vibrating screen and a weighing detection mechanism, wherein the two groups of row frame manipulators are respectively connected with end effector one and end effector two. The device adopts a three-stage cleaning process of "turning and pouring medicine + pneumatic hammer knocking medicine + anti-static brush brushing medicine", cooperates with anti-explosion weighing detection and automatic rejection of unqualified products, and realizes full-process automation of cartridge processing. The application realizes man-machine isolation operation, fundamentally eliminates the safety risk of abnormal firing of a primer, greatly improves production efficiency and completeness of residual medicine cleaning, and lays a foundation for unmanned production of ammunition processing.

The invention discloses an injection molding machine box body structure, and relates to the technical field of injection molding machine box equipment, the injection molding machine box body structure comprises a placing box and also comprises a dismounting device, the surface of the placing box is provided with a sealing door, the top of the inner wall of the placing box is fixedly provided with a smoke alarm, and the surface of the placing box is fixedly provided with a placing plate; a placement rod is fixedly installed on the surface of the placement plate, a fire-fighting tank is fixedly installed at the top of the placement box, a fire extinguishing pipe is fixedly installed at the bottom of the fire-fighting tank, the fire-fighting tank communicates with the interior of the placement box through the fire extinguishing pipe, and a sliding plate moves in the direction away from the placement plate to drive a maintenance plate to move; the maintenance plate moves to remove sealing of the maintenance hole, the injection molding machine in the placing box is exposed for maintenance, the box body structure convenient to disassemble enables maintenance personnel to rapidly check and maintain the injection molding machine in the placing box, and the continuity and safety of working of the injection molding machine can be ensured by arranging the mistaken touch prevention device.

The present application relates to the technical field of manual hardware tools, and particularly relates to a rotating locking force adding method of F clamp. The F clamp comprises a main body, a moving jaw, a screw rod, a ball head, a pressure foot, a ratchet, a handle, a locking claw and an unlocking button. One end of the screw rod is connected with the ball head, the other end of the screw rod is provided with the ratchet, the center of the ratchet is connected with the handle through a pin shaft, the handle is provided with the locking claw at a position close to the ratchet, the head of the locking claw is matched with the ratchet, the handle is provided with the unlocking button at a position corresponding to the tail of the locking claw, the locking claw is separated from the ratchet when the unlocking button is pressed, the handle can rotate around the pin shaft to adjust the angle, the locking claw is re-engaged with the ratchet when the unlocking button is released, and the handle is locked at this position. The specific rotating angle of the handle can be selected according to the space on site, even in the area with limited horizontal space, the handle can be used to drive the screw rod to rotate without the aid of other tools, the operation is convenient, time and labor are saved, and the application scene and range of the F clamp are expanded.

The utility model provides a laser cleaning safety control circuit which comprises a control module, a digital displayer, a laser distance measuring sensor, a wireless transmitting module, a wireless receiving module, an infrared receiving sensor, an enabling trigger circuit module and a driving circuit module. The control module is electrically connected with the digital display, the laser distance measuring sensor, the wireless transmitting module, the infrared receiving sensor and the enabling trigger circuit module, the wireless transmitting module is electrically connected with the wireless receiving module, and the wireless receiving module is electrically connected with the driving circuit module. The driving circuit module is electrically connected with a laser transmitter, and the enabling trigger circuit module is electrically connected with the driving circuit module, so that the laser transmitter is controlled to work within a safe distance, personal injury caused by the laser transmitter is avoided, and safety accidents are prevented.

The utility model discloses a key dispensing upper cover air tightness testing device, which belongs to the technical field of air tightness testing, and comprises a tool for testing air tightness, a positioning seat is arranged in the tool, the tool is positioned in a groove III, and an instrument panel of which the air tightness is to be tested is arranged in the tool; the rear end of the positioning seat is fixedly connected with a driving mechanism, the front end of the driving mechanism is rotatably connected with the top of a pressing plate, and the front end of the top of the pressing plate is fixedly connected with two hasp base plates. Uniform-speed opening and closing of the pressing plate and controllable adjustment of pressing speed and force are achieved through the air cylinder driving mechanism, impact force is prevented from damaging a precise instrument panel, and meanwhile the adaptability of equipment to jigs with different heights is enhanced through the stroke adjusting characteristic of the air cylinder; a rotating pair mechanism formed by the flip cover base and the single lug seat ensures that the pressing plate is stably turned over along a fixed axis, deflection errors generated by traditional hinge connection are eliminated, and it is guaranteed that the press-fit position is accurately repeated.

The utility model discloses an iron tower foundation collapse and inclination correction system, and mainly relates to the technical field of power transmission iron tower protection. Comprising a balance control device arranged on an iron tower, an energy storage battery and height adjusting devices arranged at four tower feet of the iron tower. Each height adjusting device comprises a bracket, an adjusting nut, a screw rod and a motor, the bracket is connected with the tower foot, the bottom end of the screw rod is pre-buried in the iron tower foundation, the bracket and the adjusting nut are arranged on the screw rod in a sleeving mode, the bracket is in sliding connection with the screw rod, the adjusting nut is in threaded connection with the screw rod, and the motor is connected with the motor. The top end of the adjusting nut abuts against the bottom end of the bracket, and the motor drives the adjusting nut to rotate. The balance control device is connected with a motor power supply control switch for controlling the motor; the device can find the inclination of the iron tower in time and automatically adjust and feed back, and personnel do not need to go to the site for processing.

A method for installing a hydraulic pump station using a combination of tools: S1. The hydraulic pump station is lifted using claw jacks. Three pallet jacks are placed at the bottom of the hydraulic pump station, one of which is a main pallet jack with electric power and remote steering function, and the other two are follow-up auxiliary pallet jacks. The hydraulic pump station is lowered to support it on the three pallet jacks. S2. The hydraulic pump station is moved horizontally by the electric power of the main pallet jack. The direction of the rollers of the main pallet jack is controlled by a remote control to achieve steering. The two auxiliary pallet jacks follow the movement, moving the hydraulic pump station to the vicinity of the installation foundation. S3. The hydraulic pump station is lifted again using claw jacks, all pallet jacks are removed, and the hydraulic pump station is lowered onto the installation base. S4. The level of the hydraulic pump station is adjusted, the anchor bolts are tightened, and the connection between the hydraulic pump station and the external hydraulic pipeline is completed. This method solves the technical problems of existing installation methods, which make it difficult to lift, steer, and accurately position equipment in narrow spaces.

This invention relates to an automatic screw extrusion device for an air compressor, comprising an extrusion device body whose operation is controlled by a control system. The extrusion device body contains an upper positioning mechanism and a lower positioning mechanism. The upper end of the upper positioning mechanism is equipped with a variable-diameter telescopic oil pump. Based on the outer diameter of different screw models and the inner diameter of the screw bearing, the appropriate telescopic setting is selected, allowing the tip of the oil pump to penetrate deep into the compressor head component during screw extrusion. This prevents damage to the bearing and compressor head component while applying continuous force. The upper positioning mechanism includes adjustable limit baffles for positioning the compressor head component; the horizontal position of these baffles affects the extrusion effect, ensuring the horizontal state of the adjustable limit baffles on both sides. The lower positioning mechanism includes a screw guide and fixing device for positioning and protecting the screw during continuous, slow extrusion, preventing screw wobbling and impact, and reducing damage caused by component disassembly.

The application discloses a garden engineering full life cycle dynamic simulation and collaborative design method and system based on digital twinning and BIM. The system comprises a data acquisition layer, a unified operation model core engine, a dynamic simulation and safety prediction module, a twinning visualization platform and a real-time early warning execution module. The unified operation model integrates a plant dynamic growth sub-model, a park static environment characteristic sub-model and an external force environment dynamic load sub-model, realizing multi-time scale coupling simulation of plant long-term growth succession and instantaneous external force response. The dynamic simulation module simulates the elastic swing, plastic deformation, branch breakage and overall collapse process of plants under the action of external force (wind, snow), and accurately predicts the damage risk of collapsed plants to road personnel, power lines, buildings, waterways and other infrastructure based on spatial swept volume collision detection and damage criterion. The application realizes the intelligent leap of garden engineering from static display to dynamic prediction, from post-disposal to pre-warning.

The utility model provides a coal gasification submerged chain conveyor mutual standby system which comprises a first deslagging pipeline, a second deslagging pipeline and a mutual standby pipeline, the two ends of the first deslagging pipeline are communicated with a first lock hopper and a first submerged chain conveyor, and the two ends of the second deslagging pipeline are communicated with a second lock hopper and a second submerged chain conveyor; the two mutually-prepared pipelines are respectively connected between the first slag discharging pipeline and the second slag salvaging machine and between the second slag discharging pipeline and the first slag salvaging machine; a stop valve and a first valve are arranged on the two sides of the joint of the first deslagging pipeline and the mutual standby pipeline and the two sides of the joint of the second deslagging pipeline and the mutual standby pipeline respectively, and a second valve is arranged on the mutual standby pipeline. According to the utility model, the mutual backup pipeline connected between the two sets of slag discharging devices is arranged, and the lock hopper in each slag discharging device is communicated with the slag salvaging machine of the other slag discharging device, so that mutual backup is realized; therefore, the problems that in the production process, when a slag conveyor in a single slag discharging device breaks down, personal injury is possibly caused by slag discharging, and environmental pollution is caused in the slag discharging and transporting process are solved.

The utility model relates to the field of natural gas transmission and distribution, especially in a hole plate valve for natural gas transmission and distribution station, including valve body, first displacement component and second displacement component, be equipped with slide valve and balance valve on the valve body, the slide valve with balance valve is located on two sides of the valve body perpendicular to each other respectively, first displacement component with balance valve connection, second displacement component with slide valve connection, first displacement component can limit second displacement component, through the first displacement component and second displacement component connection realize the limiting of second displacement component, make the balance valve close, the slide valve cannot open, thereby avoid natural gas leakage, avoid the personnel misoperation, guarantee the personnel safety.

The utility model discloses a quick disconnecting type disconnecting device for a rigid contact network. The quick disconnecting type disconnecting device comprises a first fixed busbar, a second fixed busbar and a movable busbar, an electric connection device is arranged between the first fixed busbar and the movable busbar, and an electric connection device is arranged between the movable busbar and the second fixed busbar; the first fixed busbar is hinged with the movable busbar; the movable busbar is provided with a movable busbar second wire clamp, the movable busbar second wire clamp is provided with a lower connecting part, the upper portion of the lower connecting part is in threaded connection with an upper connecting part, the upper connecting part is rotatably connected with the busbar suspension supporting structure, and the upper connecting part is connected with a driving motor. The rotating axis of the upper connecting part coincides with the axes of the threads of the upper connecting part and the lower connecting part. According to the scheme, the motor is adopted to drive the threads to be screwed in and screwed out, the structure stability under normal conditions can be guaranteed, rapid triggering under emergency conditions can be guaranteed, and the recovery process is easy to operate.

The utility model discloses a numerical control upper roller universal plate rolling machine with protection function, including universal plate rolling machine body, the both ends of one side surface upper portion of universal plate rolling machine body are symmetrically installed with mounting panel through bolt, and the side surface of mounting panel is provided with arc mounting block, and the side surface of arc mounting block is provided with arc mounting groove. The end arc plate and several sliding arc plates can cover the upper portion of universal plate rolling machine body after unfolding, and a gap for the plate material to enter the upper roller of universal plate rolling machine body is left between the end of end arc plate and universal plate rolling machine body, so that the processing part of plate material and upper roller in the plate material processing process of plate rolling machine are all covered in the protective cover composed of fixed arc plate, end arc plate and several sliding arc plates, avoid the plate material falling or the damage of surrounding equipment to the nearby staff due to the plate rolling machine fault bounce, eliminate the security risk, improve the operation safety.

The utility model discloses a kind of tools for quickly removing cylinder pipe clamp cylinder, including base, hydraulic cylinder, push rod and adjustable clamp for clamping cylinder pipe, it innovatively uses hydraulic cylinder to provide stable thrust, cooperate adjustable clamp cylinder pipe, realize efficient, safe and labour-saving cylinder pipe clamp cylinder removal.The tool is through the synergic action of hydraulic cylinder and push rod, combined with adjustable clamp driven by pneumatic cylinder, solve the problem of low efficiency, poor safety of traditional manual removal mode.It adjustable clamp and replaceable pressure head design, can be adapted to a variety of size cylinder pipe, expand the application range of tool.In addition, the collection groove design of base bottom, effectively avoid the risk of part scattering and operator injury.The utility model greatly improves the removal efficiency and work stability, significantly reduce the labor intensity and safety risk of operator, while reducing tool maintenance cost, with good versatility and economy, especially suitable for industrial equipment maintenance field.

This utility model discloses a hook-unhooking robot vehicle and its layout structure, including a driving platform, a hook-unhooking device, a speed-coordination device, and a status data generation, acquisition, processing, and transmission device. The driving platform includes a wheel assembly and a platform main frame connected above the wheel assembly. The hook-unhooking device, speed-coordination device, and status data generation, acquisition, processing, and transmission device are all mounted on the platform main frame. The hook-unhooking device is used to grip the hooking rod and perform the hook-unhooking operation. The speed-coordination device is used to enable the hook-unhooking robot vehicle to travel at the same speed as the truck. The status data generation, acquisition, processing, and transmission device is used to acquire, process, and transmit the status data generated by the hook-unhooking robot vehicle and receive control commands to realize the autonomous driving and operation control of the hook-unhooking robot vehicle. The wheel assembly includes a vehicle track, track wheels set on the vehicle track and connected to the lower part of the platform main frame, and a drive transmission device.

The utility model relates to the field of plastic product recovery, in particular to a plastic product recovery device which comprises a recovery device body, a feeding pipe is fixedly connected to the top of the recovery device body, a sliding groove is formed in the side wall of one side of the feeding pipe, a closing assembly is arranged in the sliding groove in a sliding mode, and a transverse plate is fixedly installed on the inner wall of one side of the recovery device body. A material guiding plate is fixedly installed on the inner wall of the other side of the recycling device body, a feeding assembly is fixedly installed on the top of the transverse plate, a smashing assembly is rotationally arranged in the recycling device body, a coupler is fixedly installed on the smashing assembly, and a discharging port is formed in one side of the recycling device body. According to the plastic product crushing device, workers are prevented from being hurt in the feeding process, the feeding efficiency is improved while plastic products are pretreated through the feeding assembly, the plastic products are subjected to secondary crushing through the crushing assembly and the coupler, the crushing efficiency and the crushing effect of the device are improved, the crushing assembly is prevented from being stuck, and the service life of the device is prolonged.

This invention belongs to the field of intelligent monitoring technology for rail transit, and more specifically, relates to a track structure health detection system and its application method. The invention includes a vehicle, a track mileage coordinate measuring device, a dynamic excitation device, and a measurement recording and data acquisition device. The excitation force generated by the dynamic excitation device acts on the track structure, which includes rails and / or sleepers, / or ballast slabs, and / or base. The measurement recording and data acquisition device measures and collects data including track mileage coordinates, excitation force, and the vibration response of the track structure near the point of application of the excitation force. This invention also provides an application method. The track structure health detection system of this invention has a simple and compact structure and good applicability; the application method of this track structure health detection system is simple, quick, accurate, and efficient to operate, and can be widely used in the daily health detection of track structures for various rail lines such as high-speed rail, subway, and heavy rail, with a very broad application prospect.

The application discloses a kind of defect detection systems, including detection device and image processing module, wherein the detection device, including object table, telecentric light source, horizontal light source, coaxial light source, camera, the object table is used to load workpiece, and the workpiece includes through-hole workpiece and non-through-hole workpiece;When the telecentric light source is opened, the camera obtains the projection image of the workpiece.The application is replaced by machine, that is, through automatic non-contact optical detection system, appearance detection and size measurement are detected to flange, and unqualified products are removed.Optical image detection replaces human eye, without visual requirements, with guaranteed definition, and also avoids the problems of personal injury and reduced efficiency caused by long-term labor of artificial;And through machine determination, consistency is strong, avoids randomness, and guarantees the overall quality of flange.

The utility model relates to the technical field of cellular boards, in particular to a super-large cellular board unit structure which comprises a first aluminum face board, the bottom end of the first aluminum face board is fixedly connected with an aluminum cellular core through adhesive, and the bottom end of the aluminum cellular core is fixedly connected with a first aluminum back board through adhesive. The fixing assembly is arranged in the middle of part of the aluminum honeycomb cores. The connecting assembly is arranged at the bottom end of the first aluminum back plate. Through cooperative use of the cylinders, the fixing columns, the springs and the round rods, the purpose of preventing the upper panel and the lower panel from being degummed and falling off from the cellular board can be achieved, firm combination between the upper panel and the lower panel and the cellular board can be ensured, the falling risk of the cellular board is reduced, the service life is prolonged, the use sealing performance is also improved, and the service life is prolonged. Therefore, accidents and personal injury can be prevented, and the risk of falling of the cellular board is reduced, which means that the requirements for maintenance and repair are reduced.

The utility model relates to the technical field of safety engineering, concretely relates to a liftable pulley guardrail, including guardrail main part, the guardrail main part is opened with two sliding slots, and the sliding slot slidingly connects with the shelter frame, and the guardrail main part one side is provided with drive mechanism, and two winding mechanisms are installed on drive mechanism, and the guardrail main part one side is provided with luminous mechanism, and the shelter frame is opened with two mounting slots, and winding mechanism includes equipment box, and the equipment box inside rotationally connects with the winding drum, and the winding drum surface is connected with the cable of winding, and the equipment box top is opened with the round hole, and the cable one end passes through the round hole and is fixedly connected with the bottom of mounting slot. The utility model discloses through the mutual cooperation of double -end motor, pivot, winding drum and cable, when double -end motor rotates, drives pivot rotation and winding drum rotation, makes winding drum winding or open cable, and the cable is in contact with the surface of two fixed pulleys and continues to slide, thereby reaches the purpose of adjusting the height of the guardrail.

This invention provides a method and system for realizing unmanned tunneling face operations, comprising: dividing the equipment group operating at the tunneling face into N independently operating rigid body groups; installing an inertial navigation system and a laser target on the main rigid body equipment of each rigid body group; designing and installing a measurement and positioning robot; the measurement and positioning robot includes an inertial navigation system and N automatic target-finding total stations; establishing a digital twin platform for the unmanned tunneling face, realizing pose calculation, fault diagnosis, disaster early warning, collaborative control, scene updates, and equipment start-up, shutdown, and maintenance decisions for all equipment at the tunneling face, and providing remote intervention and human-machine interaction interfaces to achieve unmanned operation at the tunneling face. This invention can achieve precise measurement, positioning, and attitude control of all equipment such as excavators, drillers, anchors, supports, transporters, and tunnelers at the tunneling face, realizing unmanned operation with zero accidents and zero faults at the tunneling face, providing technical support for avoiding personal injury and significantly improving tunneling efficiency.

This utility model relates to the field of machining technology, and in particular to a moving contact eccentric positioning fixture, which alleviates the problem that traditional three-jaw chucks and other general-purpose fixtures are difficult to use to achieve accurate positioning, reliable clamping, and convenient disassembly and assembly of workpieces, thus affecting machining quality and efficiency. The fixture includes a main body, a locking ring, and a stripper ring; the main body is cylindrical with a cavity extending through both ends, and the cavity is offset to one side; the moving contact can be assembled into the cavity; the eccentric dimension of the cavity matches the eccentric dimension of the moving contact; the locking ring can lock the moving contact; the stripper ring can drive the moving contact to move away from the main body; after the moving contact is inserted into the main body, it is locked by the locking ring to facilitate the machining of the eccentric hole; after machining, pulling the stripper ring pushes the moving contact out of the main body, facilitating disassembly and assembly and avoiding the risk of personal injury from directly pulling out the moving contact.

The invention provides a vehicle window learning execution method and device, a vehicle and a storage medium, the method is applied to the field of vehicle control, and the method comprises the steps that a detection instruction for a vehicle window anti-pinch parameter packet is acquired; wherein the car window anti-pinch parameter packet is used for realizing an anti-pinch function of a car window; in response to the detection instruction, detecting whether a serial number of a preset position in a target storage area is a target serial number; and when it is determined that the serial number of the preset position is the target serial number, car window learning is allowed to be executed. According to the method, a car window learning mechanism based on car window anti-pinch parameter package numbers is introduced, on the premise that hardware cost is not increased, correct starting of car window learning, rapid verification of a production line and parameter configuration isolation are achieved, and the safety and reliability of a car window system are remarkably improved.

The invention discloses a method for replacing a small grinding plate of a coke oven on line, which comprises the following steps of: pushing a whole set of protection tool to move below an oven number to be operated, opening an oven door, and putting the whole set of protection tool close to an oven body, so that a front heat insulation baffle just extends into a carbonization chamber to block heat radiation of red coke in the carbonization chamber; meanwhile, the furnace end can be prevented from collapsing coke to a certain extent, the pedal is opened to be flush with a coke dripping plate of the coke oven, and the walking wheels of the bottom feet are fixed; a worker goes up and down the platform through the walking ladder on the outer side, the platform is flush with the small grinding plate in height, after the pedal plate is opened, the worker gets close to the furnace body through the pedal plate, removes the old small grinding plate, cleans the installation position of the small grinding plate, installs a new small grinding plate, and finally grout is poured; the periphery of the newly-installed small grinding plate is grouted and plastered, the pressing condition of the ceramic fiber braided rope at the position of the furnace door frame and the protection plate is checked, if the pressing condition is not tight, tamping is needed, after the furnace door frame and the protection plate are checked, the installation condition of the grinding plate is checked, and it is ensured that the position is correct and connection is firm.

The utility model discloses a kind of for polishing device of tin immersion cable outer conductor, including motor assembly, the front end of motor assembly is positioned with positioning assembly, the front end of positioning assembly is positioned with shaft seat, the inside of shaft seat is provided with bearing, the front end of bearing is connected with driving shaft, the front end of driving shaft is connected with connector, the front end of connector is connected with chamfering tool bit, the outside of driving shaft is installed with safety cover in the front end of shaft seat, the front end of safety cover is integrally formed with cover head, the inner wall of cover head is positioned with support frame. A kind of for polishing device of tin immersion cable outer conductor in the utility model, by polishing and thinning after tin immersion cable diameter, make connector and cable diameter match, ensure safety in the process of operation simultaneously, avoid injury due to accidental contact rotary tool bit.