120results about How to "Reduce the cushioning force" patented technology

The invention relates to the technical field of inspection robots, in particular to a rail type inspection robot capable of automatically adjusting clamping force, which comprises a camera and an I-shaped rail, a mounting plate is arranged below the I-shaped rail, and two walking devices are rotationally arranged on the upper side of the mounting plate; and the walking device comprises a bottom plate rotationally connected to one end of the upper side of the mounting plate, two side plates are fixed to the two sides of the bottom plate, and supporting shafts are rotationally connected to the upper ends of the two side plates in a penetrating mode. Through the guide mechanisms on the two sides of the walking device, when the walking device moves, the multiple guide wheels of the guide mechanisms on the two sides roll along the side face of the I-shaped rail, the multiple guide wheels of the two guide mechanisms are attached to the surfaces of the two sides of the I-shaped rail correspondingly, and transverse supporting force is provided for the walking device during moving; when the walking device moves along the linear section of the I-shaped rail, the walking device can be prevented from generating transverse deviation, and the moving stability of the walking device is improved.

The utility model discloses a tricycle rear wheel seat damping stabilizing mechanism which comprises a tricycle body, a tricycle frame is arranged at the bottom of the tricycle body, two damping mechanisms are fixedly connected to the lower end of the tricycle frame, a rear axle is fixedly connected to the bottoms of the two damping mechanisms, and wheels are installed at the two ends of a rotating shaft of the rear axle. The middle part of the upper end of the rear axle is fixedly connected with a buffer mechanism; the buffering mechanism comprises a mounting plate and a first spring shock absorber, the mounting plate is fixedly connected to the middle of the upper end of the rear axle, the upper end of the mounting plate is fixedly connected with second rotating frames, the two second rotating frames are perpendicular to the rear axle, and the other end of the first spring shock absorber is rotationally connected with a first rotating frame. The buffering effect of the tricycle during uphill or downhill can be improved, the situation that the damping effect on the tricycle is reduced due to the fact that the weight borne by one end of the plate spring is too large is avoided, meanwhile, the return speed of the plate spring is reduced, and the stability of the tricycle during running on a slope is improved.

The utility model belongs to the technical field of cleaning appliance structures, and discloses a cleaning system. The cleaning system comprises a dust collection base station and a dust collector, the dust collector comprises a collection cup, a cup cover, a locking piece and a driving piece, the locking piece and the driving piece are in transmission connection, the locking piece is slidably connected to the collection cup and located on the outer surface of the dust collector, and the driving piece can drive the locking piece to slide towards the cup cover and abut against the cup cover; the stopping piece can abut against and push the locking piece to slide in the direction away from the cup cover when the dust collector is inserted to exceed the preset depth, so that the cup cover can rotate in the cavity opening to open an ash discharging opening of the dust collector. According to the cleaning system, dirt leakage caused by the fact that the cup cover cannot be rapidly and timely closed is effectively avoided, cleanliness of the outside of the dust collection base station and the ground is guaranteed, the cleaning experience and the cleaning efficiency are guaranteed, the structure is simple, the weight of the dust collector is conveniently reduced, and the cleaning work of the handheld dust collector is particularly facilitated.

The invention discloses a global neural drawing method and system oriented to hybrid representation optimization, and belongs to the technical field of computer graphics, and the method comprises the steps: dividing a screen into a plurality of tiles, and obtaining a first workload index on each tile in a first drawing stage and a second workload index on each tile in a second drawing stage; generating a cross-tile and cross-stage unified scheduling queue based on the first workload index and the second workload index, and executing the drawing tasks on different tiles in parallel according to the unified scheduling queue; and triggering a subsequent feature fusion and neural global illumination drawing stage when the inter-stage dependency condition is met so as to generate an output image with a global illumination effect. According to the method, the end-to-end frame rate oriented to the modern AI accelerator / AI-GPU can be remarkably improved and the tail delay can be reduced on the premise of ensuring the visual quality and the time sequence stability, and the method is suitable for application scenes such as real-time global illumination, large-scale complex scene drawing and interactive neural rendering.

The utility model relates to the technical field of vehicle lamp assembly, in particular to a line body counterweight lifter device based on vehicle lamp assembly, which comprises a rack, a ball screw transmission structure, a lifting platform structure and a counterweight chain wheel structure, the ball screw transmission structure comprises a ball screw vertically arranged on the machine frame and a ball screw connecting base arranged on the ball screw in a matched mode, and a platform deck plate of the lifting platform structure is fixed to the ball screw connecting base and arranged on the front face of the machine frame. The balance weight chain wheel structure comprises a guide wheel and a chain, the guide wheel is rotatably assembled on the rack, the chain is matched with the guide wheel, one end of the chain is arranged on the front face of the rack and connected to the lifting platform structure, and the other end of the chain is arranged on the back face of the rack and provided with a balance weight block. The technical problem that in the prior art, a lifting motor of a chain wheel lifting device used for carrying lamps is greatly impacted is solved.

The utility model discloses a ceramic wheel valve which comprises a valve body, a round valve element assembly is installed in the middle of a cavity of the valve body, and a valve rod used for being in matched transmission with the round valve element assembly is arranged in the middle of the valve body. The circular valve element assembly comprises a clamping spring, a bevel tooth bushing and a valve element, the bevel tooth bushing is installed on the periphery of the valve element, and the clamping spring is arranged between the bevel tooth bushing and the valve element in a sleeved mode. And the bevel tooth bushing is matched with a bevel gear at the tail end of the valve rod to form gear vertical transmission. A plurality of first flow holes are evenly distributed in the center of the valve element. A positioning column is installed in the center of the right valve seat in the axis direction and penetrates into a center hole of the valve element. A plurality of second flow holes with the same size as the first flow holes are evenly distributed in the end face of the end, close to the round valve element assembly, of the right valve seat. Angular travel transmission is achieved through transmission of the tail end of the valve rod and the special-shaped bevel gear on the outer contour of the round valve element assembly, the size of the valve is reduced, and installation flexibility is improved. Through the design that the valve element and the right valve seat correspond to the flow holes, buffering of media is achieved.

The invention relates to the field of road traffic informatization, in particular to a road traffic informatization anti-collision guardrail which comprises a supporting base, and locking ground feet are fixedly connected to the outer side of the bottom end of the supporting base; a connecting seat; the movable force unloading unit is arranged between the connecting seat and the supporting base, is positioned on the inner side of the supporting base and is connected with the connecting seat; the anti-collision protection unit is connected with the connecting seat; the plug-in type connecting units are arranged on the two sides of the connecting base and fixedly connected with the connecting base. Wherein the anti-collision protection unit comprises an energy absorption protection assembly, a buffering assembly, a self-adaptive energy supply assembly and an induction type guardrail assembly, through the arrangement of the anti-collision protection unit, impact force generated when a vehicle head or a vehicle body collides can be subjected to multiple buffering, and the vehicle can be prevented from rolling over after collision; and the connecting seat can move and turn over after collision, secondary buffering is achieved, and the situation that a large number of guardrail plates are broken due to collision is avoided.

The invention relates to the technical field of elevators, and discloses an elevator car interior protection structure based on multi-dimensional buffering, which comprises four groups of first splicing devices, two groups of second splicing plates and eight groups of third splicing plates, the first splicing devices comprise a plurality of groups of first splicing plates, and connecting grooves are formed in the front and rear sides of the plurality of groups of first splicing plates; a first hinge is arranged in a connecting groove of the first splicing plate, a plurality of sets of first connecting devices are connected between the second splicing plates and the third splicing plates, the first splicing devices, the two sets of second splicing plates, the eight sets of third splicing plates and the first connecting devices are matched with screw blocks, so that the device can be quickly assembled; and meanwhile, field processing is not needed, the upper side of the second splicing plate on the front side is movably connected with a turning plate, the device does not need to be fixed to the inner wall of an elevator car after being installed, therefore, rigid connection with an elevator is not needed, and the installation speed and efficiency of the device are improved through the method.

The utility model belongs to the technical field of conveyors, and particularly relates to an energy storage and release structure of a buffer roller, which comprises a carrier roller, two ends of the carrier roller are rotatably mounted on a bearing seat, the bearing seat is mounted on a buffer component, the buffer component comprises an upper connecting seat, and two ends of the upper connecting seat are rotatably connected with the upper end of an upper connecting arm through pin shafts. The bottom end of the upper connecting arm is rotationally connected with two oppositely-arranged side connecting bases through pin shafts, the bottom ends of the side connecting bases are rotationally connected with the top end of the lower connecting arm through pin shafts, the bottom end of the lower connecting arm is rotationally connected with the lower connecting base through pin shafts, and energy absorption buffering assemblies are installed on the side connecting bases. After the carrier roller is impacted by materials to move downwards, the upper connecting seat stably moves downwards under the support of the connecting rod mechanism below, at the moment, the energy storage spring absorbs energy, the piston bears the resistance of the damping oil when moving, so that the carrier roller descends in a buffering mode, and the energy storage spring can be matched with the damping effect of the damping oil later to slowly release kinetic energy to enable the carrier roller to move upwards and reset.

The utility model discloses a biological filter for wastewater treatment, which relates to the field of wastewater treatment and comprises a filter main body, a water inlet is mounted on the outer wall of the side surface of the filter main body, a wave-proof plate is fixed on the inner wall of the filter main body, and a first sedimentation tank is arranged on the inner wall of the filter main body close to the bottom of the wave-proof plate. A filter tank is arranged on one side, close to the first sedimentation tank, of the inner wall of the filter tank main body, an aeration tank is arranged on one side, close to the filter tank, of the inner wall of the filter tank main body, and a second sedimentation tank is arranged on one side, close to the aeration tank, of the inner wall of the filter tank main body; a water outlet is formed in one side, far away from the water inlet, of the outer wall of the side surface of the filter tank main body, and activated sludge backflow equipment is mounted on the outer wall of the back surface of the filter tank main body. The wastewater treatment effect of the device can be enhanced, and the device is convenient for a user to operate.

The application discloses a kind of east star juvenile fish screening transfer device for breeding and its using method, it is related to fry screening transfer technical field.The present application includes screening transfer component, and one side of screening transfer component is fixedly connected with transfer control component, and transfer control component is connected with screening transfer component, and a plurality of buffer adjustment components are fixedly connected inside screening transfer component.The present application controls quantitative into equipment inside by transfer control component, and stably controls juvenile fish to enter inside screening transfer component, and different sizes of juvenile fish are processed by using screening transfer component to multi-stage screening, and good screening juvenile fish is transferred according to size, when juvenile fish screening falls, buffer adjustment component generates buffer water curtain, and buffer operation is carried out to screened juvenile fish, reduce fry damage, realize the multi-stage screening operation of juvenile fish, keep juvenile fish moist during screening process, and reduce the damage of juvenile fish during screening process and after screening, facilitate the transfer of juvenile fish.

The invention discloses a water cooling device for a thermal power plant, and particularly relates to the technical field of thermal power plant equipment. And by arranging the flow dividing mechanism, the utilization rate of cooling water can be increased, the cooling water is distributed to multiple areas, and waste of the cooling water can be avoided. And by arranging the rainwater collecting mechanism, water resources are saved, the evaporation loss of the cooling tower can be reduced, and water consumption is reduced. And by arranging the rotating mechanism, the utilization rate of wind energy is increased to a certain extent, and the comprehensive utilization efficiency of energy is improved. And by arranging the filling mechanism, the corrugated plate has a relatively high surface area, so that the contact area of water and the filler is increased, and the cooling efficiency is improved. And by arranging the spraying mechanism, the spraying mechanism can reduce the water flow, so that the heat energy waste is reduced, and the heat efficiency is improved. By arranging the filtering mechanism, impurities and pollutants in rainwater discharged by the cooling tower can be effectively filtered out, and the burden of a subsequent water treatment system is relieved.

The invention provides a wireless communication method. The method can be performed in a wireless communication device. The device configures a first enhanced configuration grant (CG) for a first uplink flow of an augmented reality (XR) service. The device configures a first downlink flow of the XR service using a first uplink flow of the XR service. The device performs an uplink transmission on the first uplink flow in accordance with the CG belonging to the first enhancement configuration grant. The device monitors the control channel to receive an uplink dynamic grant for the first uplink flow and / or a downlink dynamic allocation for the first downlink flow for a first duration after a predefined offset after the CG.

The utility model discloses a kind of fruit pneumatic impurity removal devices, comprising: support frame assembly;Feed conveying component, feed conveying component is located in support frame assembly, and is divided into feed end and discharge end;Finished product conveying component, finished product conveying component is located in support frame assembly, and is connected with the discharge end of feed conveying component;Finished product conveying component includes conveying welded frame and net chain belt, two independent areas are separated by partition in conveying welded frame, one area is equipped with transmission assembly, another area is equipped with fan assembly;It also includes impurity separation component located above finished product conveying component, impurity separation component includes machine cover and transverse transport component located in machine cover;Feed conveying component carries fruit to net chain belt, fan assembly blows the impurity on the surface of fruit on net chain belt into machine cover, and carries impurity by transverse transport component, using the device can quickly separate the fine impurity on the surface of fruit.

The utility model relates to the technical field of shells, in particular to a shock-proof shell for a full-return-air rotary dehumidifier, which comprises a shell for protecting the full-return-air rotary dehumidifier, and a buffer component is arranged on the outer surface of the shell; the buffering assembly comprises two annular supporting plates symmetrically and fixedly arranged on the inner wall of the shell, rectangular openings formed in the outer surface of the shell and corresponding to the four outer surfaces of the annular supporting plates, and four buffering plates arranged on the four outer side surfaces of the shell. Rectangular grooves are formed in the four outer surfaces of the annular supporting plate. According to the full-return-air rotary dehumidifier, the buffering assembly is arranged, in the transfer process of the full-return-air rotary dehumidifier, when collision occurs, buffering force can be effectively buffered, the situation that a buffering plate makes contact with the shell, and the shell is damaged is avoided, and the service life of the full-return-air rotary dehumidifier is prolonged. And therefore, the defect that in the prior art, a rotary dehumidifier shell cannot effectively buffer and absorb shock during collision is effectively overcome.

This utility model discloses a lightweight hot air blower frame, specifically relating to the field of hot air blower technology. It includes a fixed plate with a mounting groove on one side. A support device is movably connected to the rear end of the fixed plate. Bolts are movably connected to one side of the mounting groove. A connecting device is fixedly connected to the upper end of the support device, and a fixed seat is movably connected to the upper end of the connecting device. A hot air blower is fixedly connected to the upper end of the fixed seat. This lightweight hot air blower frame solves the pain points of traditional hot air blowers in complex environments by upgrading flexibility, stability, and scene adaptability. It also has advantages such as safety, efficiency, and ease of maintenance. The height of the support legs can be adjusted according to the flatness of the ground or operational needs, ensuring the hot air blower remains horizontal under uneven, tilted, or other non-ideal ground conditions. The support legs can rotate at multiple angles and independently adjust the tilt angle, enhancing the equipment's fit with the ground and preventing tipping.

The utility model discloses a reducing joint for a water tank flushing pipe. The reducing joint comprises a first joint and a second joint, the inner diameter of the first connector is different from that of the second connector, a first inner cavity is formed in the first connector, and a second inner cavity is formed in the second connector. A plurality of first anti-skid teeth are arranged on the outer surface of the first joint in the radial direction to form a first anti-skid tooth array; and a plurality of third anti-skid teeth are arranged on the outer surface of the second joint along the radial direction to form a third anti-skid tooth array. The surfaces of the connectors at the two ends are provided with anti-skid tooth arrays, and when the anti-skid tooth arrays are connected with a water pipe and / or a water tank drainage port, the anti-skid tooth arrays make contact with the inner wall to form a water blocking structure to achieve sealing of the joints. And the outer diameters of the first anti-skid teeth and the third anti-skid teeth at the two ends are gradually increased towards the middle, so that connection with a water pipe or a water tank water outlet is facilitated.

The utility model discloses a packaging structure, and relates to the technical field of massage equipment. The packaging structure is used for packaging the massage chair in a complete machine mode, the massage chair comprises a main machine, a headrest, armrests and a leg support, the headrest, the armrests and the leg support are arranged on the main machine, and the leg support has a folded state that the leg support can be turned upwards into a sitting area formed between the main machine and the armrests. The packaging structure comprises a protective outer box, a front buffer air column, a rear buffer air column, a side buffer air column and an upper buffer air column, the massage chair lies in the protective outer box, the front buffer air column is positioned and arranged between the front end of the main machine and the front side wall of the protective outer box, the rear buffer air column is positioned and arranged between the rear end of the main machine and the rear side wall of the protective outer box, and the side buffer air column is positioned and arranged between the side buffer air column and the upper buffer air column. The side buffer air columns are positioned and arranged between the handrail and the left side wall and the right side wall of the protective outer box, and the upper buffer air columns are positioned and arranged between the leg supports and the top side wall of the protective outer box. The packaging structure can solve the problems that in the prior art, in massage chair packaging, the user unboxing and installing experience is poor, and the transportation cost is high.

The present invention belongs to the technical field of wire processing, and specifically relates to a device for adding lining paper for a combined wire; the device comprises a processing table, on which a processing device is installed, and on which a wire and lining paper are also arranged, wherein the lining paper is located between two wires; the processing device is used to produce a combined wire from the wire and the lining paper; processing substrates are symmetrically installed on the top surface of the processing table, and the two processing substrates are commonly connected to a rotating shaft, and a limited displacement locking unit is connected to the rotating shaft; first pulleys are installed on both ends of the rotating shaft, and a double-acting anti-deviation mechanism is installed on the first pulley; the limited displacement locking unit comprises a guide roller arranged on the rotating shaft; through the limited displacement locking unit, the device can adjust the limiting distance of the lining paper as needed, so that the device can limit the lining paper of different widths when being transported, thereby reducing the limitations of the device when in use, and at the same time avoiding the phenomenon of deviation of the lining paper during transportation, thereby improving the use effect of the device.

The utility model relates to a device of crushing technology field, and disclose a kind of cutting and crushing device for limestone processing, including jaw crusher frame, receiving table and vibrating feeder, the rear end of jaw crusher frame is fixedly installed with receiving table, eccentric shaft is rotatably installed on jaw crusher frame, electromagnetic clutch is installed on eccentric shaft in the right side near, the right end of electromagnetic clutch is provided with main pulley, the upper end of receiving table is rotatably installed with roll shaft in the left and right sides near, conveying belt is installed between the outside of roll shaft, uniformly distributed sieve slot is provided on the inclined plate position of vibrating feeder, irregular baffle is fixedly installed on vibrating feeder in the front end near discharge port.The device can effectively remove soil in limestone, ensure the normal discharging of limestone, and the on-off state of electromagnetic clutch can be controlled to start and stop the conveying belt, which can be used flexibly according to actual conditions and effectively reduce energy consumption.

The utility model discloses a sound insulation and vibration reduction circulating pump, and relates to the technical field of sound insulation and vibration reduction of circulating pumps. The pump comprises a pump body, and a motor is arranged at one end of the pump body. According to the utility model, the two groups of sound insulation plate sleeves are respectively connected with the upper sliding sleeve and the lower sliding sleeve through the two groups of driving assemblies, so that after water flow enters the water inlet end pipe and the water outlet end pipe through the circulating flow guide pipe to generate vibration, the sound insulation plate sleeves drive the driving assemblies to rotate and displace along with the vibration borne by the sound insulation plate sleeves; the upper sliding sleeve and the lower sliding sleeve are counterbalanced under the action of matching with the telescopic performance of the buffer spring, so that part of vibration thrust outside the sound insulation plate sleeve is counteracted; sound insulation is achieved on the pipe walls of the water inlet end pipe and the water outlet end pipe on the inner wall of the sound insulation plate sleeve, meanwhile, external buffering and damping effects are achieved on the outside, and the vibration influence on the water inlet end pipe and the water outlet end pipe when the water flow pressure is unstable is reduced.

This application provides a synthesis method, storage medium, and program product for H-type clock trees, relating to the field of chip design. The method classifies each clock unit in the clock structure according to the number of flip-flops it covers; determines the number of H-type clock trees and their generation order based on different types of clock units and clock source types; uses a weighted clustering algorithm to determine the starting point and mounting point position of each H-type clock tree according to the number of H-type clock trees and their generation order; and constructs the corresponding H-type clock tree according to the starting point and mounting point position of each H-type clock tree. The H-type clock tree structure design of this application can effectively reduce unnecessary clock buffers and wiring capacitors, controlling power consumption at its source. It is applicable to clock structures with multiple clock sources and complex clock logic, and is suitable for large-scale high-performance integrated circuit design, providing a more efficient and reliable clock design solution for related design work.

The utility model discloses a financial data partitioning device for finance, and relates to the related technical field of financial data management equipment, the financial data partitioning device comprises a cabinet body and a partitioning mechanism, the product is provided with an intelligent unlocking device, the types of files needing to be taken out or put in are selected through a touch screen on the surface of a control panel, and passwords are input through frosted stainless steel buttons; by means of the design, the safety and convenience of the device are improved, financial property safety protection is facilitated, time is saved, the stainless steel cabinet body is arranged, the structure is stable, the corrosion resistance is high, and the safety of the device is improved. A composite sponge waterproof pad is arranged to prevent the device from being soaked in water to damage a circuit or wet files, a damping type sliding drawer structure is arranged, the drawer is pulled out in two stages, buffering of the device during pulling out is reduced, abrasion of the device can be reduced, and the service life of the device is prolonged from multiple aspects.

The present invention discloses a device of a buffer insole with power storage function based on magnetic damping. The insole includes three layers from top to bottom, namely, an upper layer, a middle layer and a lower layer. The upper layer is made of soft and comfortable material, the middle layer is made of rubber magnetic sheet, and the lower layer is made of elastic breathable material. A metal foil with an annular opening is embedded in a circle around the bottom of the sole body, and both ends of the opening of the metal foil are connected to a lithium battery. The sole body is divided into an inner and outer layer along a circle around the bottom, and a circle of soft metal strips / sheets are enclosed and embedded between the inner and outer layers as metal foil. The present invention can hinder the vibration of the insole, achieve the purpose of buffering and shock absorption, collect a small amount of induced current for storage and charging, have a long service life, and a stable shock absorption effect.

The utility model provides a kind of robot sole and robot, robot sole includes tip, sole main body and elastic member;Tip and sole main body are rotatably connected, so that robot sole has passive degree of freedom in walking process, improve the stability and flexibility of robot walking.Elastic member is rotatably connected with tip and sole main body respectively, the rotating direction of sole main body relative to tip is same with the rotating direction of elastic member relative to tip and sole main body;Elastic member is deformable in the direction from the one end of sole main body towards tip to the one end of sole main body away from tip.Elastic member can be deformed to play the role of buffering, effectively absorb the impact force generated in the instant of landing, reduce the noise generated when walking.Elastic member deforms along the length direction of robot sole, and the deformation space is larger, which can provide greater range of buffering force, reduce the overall thickness size of robot sole, and can be adapted to more models and sizes of robot, improve the scope of application.

The present invention provides a frequency conversion cabinet with a multi-layer support mechanism, comprising a cabinet, a cabinet door arranged on the cabinet, and an inner cabinet arranged inside the cabinet; a first support mechanism arranged on the top of the cabinet for protecting the cabinet, the first support mechanism comprising an upper support plate and an inclined plate, an anti-bending component arranged between the upper support plate and the inclined plate, for improving the side compressive strength of the inclined plate; a connecting mechanism, comprising a first side support plate and a second side support plate, the front end surfaces of the first side support plate and the second side support plate are both provided with a support component for supporting the inclined plate, further improving the side compressive strength of the inclined plate. The present invention can ensure that the top and sides of the frequency conversion cabinet can be protected in a harsh environment to avoid internal or external damage, and can effectively achieve the effect of anti-impact support for the cabinet.

The shared bicycle helmet with the good ventilation effect comprises a helmet body, the back face of the helmet body is fixedly connected with an electronic lock body, and the left side and the right side of the helmet body are both fixedly connected with storage assemblies. According to the shared bicycle helmet with the good ventilation effect, when the helmet body is stored in a bicycle basket, firstly, the side, with a notch, of the bottom of the helmet body is placed on the inner bottom wall of the bicycle basket, and then a screw rod is rotated to drive a sleeve to be connected through two connecting blocks in a sliding mode; the two supporting rods are connected with the anti-skid bottom plate to be attached to the inner bottom wall of a bicycle basket or penetrate into the anti-skid bottom plate, then the electronic lock body and the inner wall of the bicycle basket are locked and fixed, and therefore when the helmet body is stored and placed unstably, the two supporting rods can reduce buffering caused by shaking under the condition that the two supporting rods are arranged on the spring shock absorbers, and the safety of the bicycle is improved. The friction force between the anti-skid bottom plate and the inner bottom wall of the basket is increased, the road holding force is enhanced, and damage to paint on the surface of the helmet body is reduced.

The utility model discloses a mouse button pre -press structure, including mouse main part, button subassembly, micro -switch and plastic framework, and the button column is established between the button subassembly bottom abutment structure and micro -switch, the steel wire clamping spring is installed in the inside of the reverse pull arm of plastic framework front end, and the abutment structure is connected with the end of clamping spring, and the silica gel cover of button column is wrapped wear -resisting piece, and the silica gel edge first buffering when contacting micro -switch, and the pre -pressure is exerted to button subassembly through the reverse pull arm of clamping spring, and the balance button tension is made, and the down pressure is consistent with switch feedback force, and when rebounding, the button column is limited to hit the framework, and the hand feeling and noise are improved, and the no -loop fool -proof design of two end hooks vertical intersection is adopted to clamping during assembly, and the installation difficulty is reduced, and the structure is through the pre -pressure spring and silica gel buffer design, and the button hand feeling and assembly efficiency are promoted, and the problem that the existing torsion ring structure buffer is poor and assembly is complicated is solved.

The invention discloses a structure and method for improving the ESD resistance of a UVC LED device. The UVC epitaxial structure comprises an n-type semiconductor layer, an active layer and a p-type semiconductor layer, the n-type semiconductor layer comprises a first layer, a second layer and a third layer which are sequentially stacked in a specified direction, the first layer has a first Al component content, the second layer has a second Al component content, and the third layer has a third Al component content; the first layer at least comprises a first n-type doping concentration, the second layer at least comprises a second doping concentration, and the second layer at least comprises a third doping concentration; the content of the first Al component is larger than the content of the second Al component, the content of the third Al component is larger than the content of the first n-type doping concentration, the first n-type doping concentration is smaller than the second n-type doping concentration, the third n-type doping concentration is smaller than the third n-type doping concentration, and the first n-type doping concentration is low doping concentration or unintentional doping. According to the invention, from the fourth layer to the first layer in the n-type semiconductor layer, the content of the Al component corresponding to each layer is reduced first and then increased, the doping relation of each layer is controlled, and the ESD can be effectively reduced.

The utility model relates to the technical fields of pipe material loading frame, especially to a full -automatic pipe material loading frame, its solution metal pipe loading quantity accurate control, realize uninterrupted continuous operation, greatly shorten the processing period, promote work efficiency, according to actual situation can be two groups or more, satisfy the processing of metal pipe various length size, including U -shaped frame and guide seat, guide seat installs on the outside wall of U -shaped frame, still including winding wheel, lifting belt, guide roller, pusher and limiting device, the top of guide seat is provided as inclined shape, winding wheel is rotatably installed on the outside wall of guide seat through drive motor, one end of lifting belt is connected with U -shaped frame, the other end of lifting belt is connected with winding wheel through the guide support of guide roller, guide roller rotatably installs on the outside wall of guide seat, pusher and limiting device are installed on guide seat respectively, and pusher is used to push out the redundant pipe material, and limiting device is used for the pipe material location temporary storage.