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15results about How to "Protected from impact damage" patented technology
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Rotary tooth skipping prevention device and conveyor
The utility model relates to a rotary tooth skipping prevention device and a conveyor, and belongs to the technical field of conveying devices. The rotation tooth skipping prevention device comprises a U-shaped guide frame and a supporting plate, the supporting plate is arranged on the closed side of the U-shaped guide frame, and the supporting plate is used for being connected with a machine case. The conveyor comprises a machine box, a motor, a chain wheel and a chain and further comprises the rotary tooth skipping prevention device, the chain wheel is rotatably installed in the machine box, the chain is located in the machine box and surrounds the chain wheel, the motor is in transmission connection with the chain wheel, and the motor is in transmission connection with the chain wheel. A supporting plate of the rotation tooth skipping prevention device is fixed to the inner side wall of the machine box, and a U-shaped guide frame of the rotation tooth skipping prevention device is arranged on the upper side and the lower side of the chain in a half-surrounding mode. When the tooth skipping occurs, the U-shaped guide frame of the device effectively blocks the rotary part in a semi-surrounding manner, so that the motion trail of the rotary part is limited, the tooth skipping phenomenon is prevented, and the stable operation of the rotary part is ensured.
Owner:YANTAI DEV ZONE BOSEN TECH DEV CO LTD
Emergency help signal panoramic projection device, method and terminal
ActiveCN121768121Bimprove intelligibilityIncrease the chance of being rescuedPicture reproducers using projection devicesElectric transmission signalling systemsPanoramaRadiology
The application belongs to the technical field of emergency help equipment, and provides an emergency help signal panoramic projection device, method and terminal, the device can continuously detect the spatial posture and rotating motion state of itself through the environment positioning module, generate corresponding posture data and direction data, the control module can obtain the data and determine the real-time projection pointing angle of the device, and then when the device rotates, the projection control instruction corresponding to the real-time projection pointing angle is generated and sent to the image projection module, so that the image generation unit in the image projection module drives the corresponding rotating transformation of the help image, and the light source in the image projection module irradiates the help image to project the visual help signal which is right and complete. The scheme realizes omnidirectional controllable intelligent projection, can make the help signal cover all directions, at the same time ensures that the projected image can be clearly observed, is more easily identified by the rescuer, reduces the delay caused by signal blur, and improves the probability of being rescued by the help seeker.
Owner:SHENZHEN DOUG HENGTONG TECH CO LTD
Tap water pressurizing and pressure stabilizing device
ActiveCN224213431Ureduce outputExtended service lifeService pipe systemsWater mainsAutomatic controlLoop control
The utility model discloses a tap water pressurizing and pressure stabilizing device, which relates to the field of water supply equipment and comprises a water collector, a water distributor, a pressure stabilizing tank and an intelligent control system, the water inlet end of the water collector is communicated with a water source, and the water outlet end of the water collector is connected with the water inlet end of the water distributor through a water delivery pipeline with a booster pump. The water outlet end of the water segregator is connected with a plurality of distribution branches, the water segregator is connected with the surge tank, a constant-pressure pipe is connected between the water collector and the water segregator, a constant-pressure device is arranged on the constant-pressure pipe, a pressure sensor is arranged on the water segregator, the intelligent control system is provided with a man-machine interaction panel, and according to signals of the pressure sensor, the intelligent control system controls the constant-pressure device and the pressure sensor. Starting, stopping and rotating speed of a booster pump are controlled and adjusted, and the target pressure value of water pressure is maintained; through the synergistic effect of the constant pressure device and the closed-loop control system, water pressure fluctuation and water vortex are eliminated, the stability of water pressure is guaranteed, the pipeline is protected against impact damage, full-automatic control is achieved, the requirement for manual intervention is lowered, and the reliability of the system is improved.
Owner:SHENZHEN WEIGUANG BIOLOGICAL PROD
Rear side wall framework for hybrid electric vehicle
ActiveCN222136868UImprove crash performanceso as not to damageSuperstructure subunitsBumpersRear-end collisionElectrical battery
The rear side wall framework for the hybrid electric vehicle comprises a framework body and a battery pack fixedly arranged on the rear side of the framework body, an anti-collision mechanism is arranged outside the battery pack and comprises a protective cover, one side of the protective cover is fixedly connected with the framework body, clamping plates are correspondingly arranged on the left side and the right side of the interior of the protective cover, and the clamping plates are fixedly connected with the framework body. The opposite sides of the clamping plates are attached to the left side and the right side of the battery pack, a first rubber plate is slidably connected to the rear side of the battery pack, positioning sleeves are fixedly connected to the left side and the right side of one side of the first rubber plate, and sliding rods are slidably connected into the positioning sleeves. The equipment has the advantages of safety and collision prevention, and solves the problems that part of existing rear side wall frameworks are lack of corresponding collision prevention mechanisms, and when rear-end collision occurs, high-voltage components such as a battery pack are directly exposed under impact force, so that the risks of battery shell breakage, circuit damage, short circuit, electric leakage and even fire and explosion are possibly caused; and life safety of passengers and rescuers in the automobile is endangered.
Owner:SHANDONG SULI POWER TECH CO LTD
Hydraulic control system and method for loading machine
ActiveCN119640871Asmooth movementSafe and reliable actionMechanical machines/dredgersControl systemControl engineering
The invention discloses a hydraulic control system and method for a loading machine. The hydraulic control system comprises a movable arm oil cylinder, a bucket oil cylinder, a reversing valve set and a pump set. The pump set is connected with the movable arm oil cylinder and the bucket oil cylinder through the reversing valve set. The pump set comprises a first hydraulic pump, the reversing valve set comprises a first reversing valve and a second reversing valve, an oil outlet of the first hydraulic pump is connected with oil inlets of the first reversing valve and the second reversing valve, and a first working oil port of the first reversing valve is connected with a rodless cavity of the boom cylinder. A rod cavity of the movable arm oil cylinder is connected with a second working oil port of the first reversing valve; a first working oil port of the second reversing valve is connected with a rodless cavity of the bucket oil cylinder, and a rod cavity of the bucket oil cylinder is connected with a second working oil port of the second reversing valve. The balance valve is applied to a hydraulic control system, so that the problem of high-speed falling of a working device is solved, huge shock and jumping of the whole vehicle caused by violent impact are avoided, and danger and damage caused by vehicle balance loss are avoided.
Owner:QINGDAO LOVOL EXCAVATOR
Automatic workover rig
PendingCN119102522Aimprove gripStable and firmDrilling rodsDrilling casingsDrive wheelMarine engineering
The invention relates to the technical field of oil exploitation, in particular to an automatic workover rig which comprises a workbench, supporting frames are symmetrically arranged on the upper surface of the workbench, pipe drawing devices are arranged at the bottoms of the sides, away from the workbench, of the supporting frames, a pipe disassembling device is slidably connected to the upper surface of the workbench, and an auxiliary table is fixedly connected to the right side of the bottom of the workbench. A pipe collecting device is arranged on the upper surface of the supporting frame, an oil pipe is slidably connected to the center of the upper surface of the workbench, and when the pipe disassembling device slides backwards, a trigger strip is driven to slide towards the outer surface of the oil pipe, so that the outer surface of the oil pipe can be sleeved with an arc-shaped strip, and it can be ensured that the oil pipe is stably grabbed and stabilized in the pulling-out process; the driving wheel can drive the arc-shaped strip to rotate on the outer surface of the oil pipe, the inner wall of the arc-shaped strip is prevented from rubbing the two ends of the outer surface of the oil pipe for a long time, the contact point of the oil pipe and the inner wall of the arc-shaped strip changes continuously in the pulling-out process of the oil pipe, the arc-shaped strip rotates to drive the detector to rotate at the same time, and the state of the outer surface of the oil pipe can be detected.
Owner:XINJIANG NANSHI RUNBANG PETROLEUM ENG TECH SERVICES CO LTD
Adjustable air turbine flow wave energy generation buoy and control method thereof
The application discloses a wave energy generating buoy capable of adjusting air turbine flow and a control method thereof. The buoy comprises an air turbine, a cam rotary disc, a driving gear, a driven gear, a servo motor, a driven shaft and a rigid buoy. An air chamber and a cavity are arranged in the rigid buoy, and an air pressure sensor and a liquid level sensor are arranged in the air chamber. The cam rotary disc is rotatably arranged between an air outlet and the air turbine, and is driven to rotate by the servo motor and a gear pair, so that the effective flow area of the air outlet is steplessly adjusted. The control method is based on the real-time collected air chamber pressure and liquid level change rate, calculates the optimal air chamber pressure corresponding to the optimal efficiency of the turbine, establishes the mapping relationship between the flow area and the pressure, and corrects the cam rotation angle in real time through PID closed loop control, so that the air chamber pressure dynamically tracks the optimal value. The application can optimize the wave energy capturing efficiency and the power generation power, widen the wave working condition adaptation range, and effectively prevent the turbine from being damaged by high-pressure air flow impact.
Owner:JIMEI UNIV
Fire door resistance to water spray impact tester
ActiveCN224303475UProtected from impact damageEasy to adjust and change the diameterMaterial strength using single impulsive forceWater flowScrew thread
The utility model relates to fire fighting equipment detection technical field discloses a kind of fire door anti-spraying water impact tester, including fire hose, the inside left side of fire hose is fixedly connected with round, the inside fixedly connected with cylinder in round, the outside sliding connection of cylinder has slip ring, the outside right side of slip ring is fixedly connected with spring a.In the utility model, first, slip ring is pushed back under the action of water flow pressure and is slid on cylinder to round inside, let water flow pass smoothly, when water flow appears backflow trend, slip ring will be quickly reset under the action of spring a elasticity, form tight seal, to block reverse water flow, simultaneously, when rotating handle on top layer moves down, water flow resistance increases by thread transmission to drive pressing plate to move down, inside flow cross-sectional area reduces at this time, water flow resistance increases;Conversely, the extrusion force of water decreases, water pressure reduces, it is convenient to adjust and change hose pass diameter, promote the progress of experiment.
Owner:LIAONING TIANDOU TECH CO LTD
Hammer crusher gear shock absorbing mechanism
The utility model relates to hammer crusher technical field especially is a kind of hammer crusher gear damping mechanism, including hammer crusher, the driving shaft of being movably installed in hammer crusher and driving motor, the output end of driving motor is fixedly connected with driven shaft, and driven shaft is detachably installed with no. Two elastic bushings, the driving shaft is detachably installed with no. One elastic bushing, transmission assembly is jointly provided on one elastic bushing and no. Two elastic bushings. The hammer crusher gear damping mechanism of the utility model, by setting detachable elastic bushing of multilayer structure on driving shaft and driven shaft, and combining with belt drive, the strong impact vibration generated when hammer crusher works is effectively absorbed and isolated, high-damping intermediate layer can significantly dissipate vibration energy, substantially reduce the dynamic load transferred to driving motor and transmission system, prolong the overall service life of equipment, improve the stability and reliability of operation.
Owner:广东酉城环保产业有限公司
A rear tire inflation device for an electromagnetic tire curing press
The application relates to the field of tire vulcanization technology, in particular to a rear inflation device of a tire electromagnetic heating vulcanization machine, which comprises a frame, a box body, two clamping lock assemblies and an axial rigid-flexible conversion assembly; when the clamping lock assembly completes axial locking, the axial rigid-flexible conversion assembly is switched to an axial rigid connection state, so that axial rigid constraint is kept between the upper beam and the frame or between the piston rod and the movable chuck; the axial displacement of the piston rod can be directly limited, the axial reaction force generated by the inflation and expansion of the tire cannot be transmitted to the inside of the power source, the equipment failure rate and the maintenance cost are significantly reduced, the long-term and stable operation of the production line is ensured; and after the inflation and shaping are completed, the axial rigid-flexible conversion assembly is first switched to an axial floating connection state, the residual reaction force of the tire is buffered through a floating stroke, even if the clamping lock assembly is unlocked, the piston rod will not bear the reaction force impact due to the instantaneous loss of support, and the power source is effectively protected from impact damage.
Owner:GREATOO INTELLIGENT EQUIP INC
Anti-falling buggy storage box
ActiveCN222474322Uprotected from impact damageBuffer instant impact forceCycle safety equipmentsCycle containersArchitectural engineeringFastener
The utility model belongs to the technical field of buggy storage boxes, and discloses an anti-falling buggy storage box which comprises a bracket, sliding blocks are slidably mounted on the two sides of the inner side of the bracket, limiting rods with the two ends fixedly connected with the bracket are mounted on the sliding blocks in an inserted mode, and the outer walls, located on the two sides of the sliding blocks, of the limiting rods are sleeved with first springs; a storage box is fixedly installed on the inner side of the sliding block, hook-and-loop fastener plates are bonded to the two sides of the storage box, air bag plates are bonded to the outer sides of the hook-and-loop fastener plates, when the buggy topples over, the bracket and the storage box can also topple over along with the buggy, and at the moment, the air bag plates bonded to the hook-and-loop fastener plates on the outer walls of the two sides of the storage box make contact with the ground firstly; the storage box is arranged on the bracket and is prevented from being directly contacted and collided with the ground, and meanwhile, under the collision force of the ground, the storage box can move towards the side away from the ground through sliding of the sliding blocks on the two sides of the inner side of the bracket to buffer the instant collision force of the ground, so that the storage box is effectively protected from being collided and damaged, and the anti-falling effect is achieved.
Owner:GUANGDONG LUDDY INTERACTIVE ENTERTAINMENT CO LTD
Tensile detection device for shock insulation support
ActiveCN224122308Uavoid shakingavoid displacementMaterial strength using tensile/compressive forcesClassical mechanicsElectric machinery
Owner:中建五局第三建设有限公司
A one-key start-stop energy-saving regulating device for a combined cycle generator set
The present application relates to the technical field of thermal power generation, and discloses a combined cycle generator unit one-key start-stop energy-saving regulation and control device, which comprises a pipe body installed on a drain main pipe at the bottom of an auxiliary steam header in an ABS; a control group installed in the inner cavity of the pipe body along the drain direction, the control group comprising a plurality of floats, the moving direction of the floats being set as a first direction, the heights of the floats gradually increasing along the drain direction, a first permanent magnet being fixed at the bottom of the float through a second plate body, and a second permanent magnet with opposite magnetic poles being arranged at the bottom of the first permanent magnet; by designing the float as a bellows and filling the bellows with phase-change working medium, the volume of the float is self-adaptively changed with temperature, the temperature compensation of the buoyancy is realized, the problems of delayed opening of the valve in cold-state starting and early opening of the valve in hot-state starting are solved, the stability of the water level of the valve in different temperature conditions is ensured, the warm-up efficiency is improved, and the waste of high-temperature steam is reduced.
Owner:HANGZHOU VOLKS ENG ELECTRICAL TECH CO LTD
An underwater unmanned survey vessel
The application is suitable for the technical field of underwater unmanned surveying ship, and provides an underwater unmanned surveying ship; comprising: a ship body; a plurality of anti-collision components arranged on the outer side of the ship body, each anti-collision component comprising an anti-collision roller assembly, a damping-adjustable buffer mechanism and an extension component, the damping-adjustable buffer mechanism is fixedly installed on the extension component, the anti-collision roller assembly is rotatably installed on the output end of the damping-adjustable buffer mechanism, and the extension component is fixedly installed on the ship body; a plurality of distance detection assemblies arranged on the outer side of the ship body and correspondingly arranged with each anti-collision component, used for monitoring the distance between the corresponding position of the ship body and the obstacle; a controller electrically connected with the distance detection assemblies, the damping-adjustable buffer mechanisms and the extension components, and configured to independently control the damping size of the damping-adjustable buffer mechanism and / or the extension length of the extension component of the corresponding position according to the distance data of the corresponding position detected by each distance detection assembly.
Owner:SICHUAN HUADIANXIXIHE HYDROPOWER DEV CO LTD
Chain jumping prevention device of scraper conveyor
A chain jumping prevention device of a scraper conveyor relates to the field of scraper conveyors and comprises a support, the support comprises a lower fixing plate, a center plate is mounted on the lower fixing plate, a bent plate is connected onto the center plate and comprises a horizontal plate, the horizontal plate is connected with a vertical plate, and the vertical plate is connected with a chain jumping prevention device. The horizontal plate and the vertical plate are each provided with a coal removing mechanism, and the two coal removing mechanisms abut against a chain of the scraper conveyor. The support and the bending plate are stable and reliable in structure and can adapt to complex and changeable working environments. The coal removing mechanism can tightly abut against the chain through flexible adjustment of the sliding block and the screw rod, accumulated coal is effectively removed, and the chain is prevented from jumping or deviating from a track.
Owner:XINTAI YUQUAN MINING EQUIP CO LTD