20results about How to "Reduce shock load" patented technology

The application discloses an industrial steel cutter with adjustable cutting depth and an implementation method thereof, and relates to the technical field of industrial cutting tools, aiming to solve the problem that most of the existing industrial steel cutters adopt fixed structures or simple bolt adjustment structures, the cutting depth of the fixed steel cutter cannot be adjusted, and the steel cutter can only adapt to a single machining condition, the bolt adjustment structure only relies on a single bolt locking, and cannot realize micron-level precision fine adjustment, and the technical scheme is as follows: the industrial steel cutter comprises a cutter body shell, a connecting seat with holes, a telescopic blade assembly, a fine adjustment driving assembly and a connecting assembly, a mounting cavity is arranged at the bottom of the cutter body shell, the connecting assembly is slidingly assembled in the mounting cavity, a driving cavity is arranged at the top of the cutter body shell, the telescopic blade assembly and the fine adjustment driving assembly are connected through the connecting assembly, the industrial steel cutter adopts a worm gear and differential variable pitch screw composite transmission structure, the worm gear has a speed reduction transmission effect, and micron-level cutting depth fine adjustment can be realized.

The invention relates to the technical field of electric power inspection and maintenance robot control, and discloses a power transmission line crawling robot lifting self-adaptive shake suppression control method and system. The method comprises the following steps: acquiring three-axis acceleration and three-axis angular velocity data of a robot platform, calculating a yaw angle and an angular velocity of the robot platform relative to a vertical balance position, and constructing an evaluation index representing the shaking strength of the platform; according to the shake strength evaluation index, driving parameters of a lifting motor are dynamically adjusted through a nonlinear mapping relation; and the swing period and phase of the robot platform are monitored, and when the platform swings to a specific phase point, an instantaneous driving pulse is applied to a lifting motor to consume swing energy. By means of the method, the maximum swing angle of the robot platform can be reduced by 60% or above, the static time after the robot platform reaches the target position is shortened by 70% or above, and the working efficiency is remarkably improved.

The application discloses a straw cutting and anti-winding integrated device for biomass fuel, and belongs to the field of biomass fuel processing equipment, which solves the problems of easy winding, low cutting precision and poor running stability of the existing straw cutting mechanism. The device comprises a mounting frame, a driving assembly, a rotary cutting assembly, a floating cutting assembly and a floating baffle assembly. The driving assembly drives an output driving shaft to drive the rotary cutting assembly to operate. The output driving shaft drives the floating cutting assembly through a gear reverser. The two are vertically arranged. The floating baffle assembly is hinged to the lower part of the mounting frame and below the rotary cutting assembly. The application adopts a double-stage cutting structure, cooperates with the anti-winding and buffering design, realizes accurate straw cutting and whole-process anti-winding, and has uniform cutting length. The device is stable in operation, low in maintenance cost, high in operation efficiency, and suitable for the large-scale processing of biomass fuel straw raw materials.

This invention belongs to the field of battery manufacturing technology, specifically a connection structure for the frame of a battery pack housing for new energy vehicles. It includes a water-cooled connection assembly, which comprises a base plate with flow channel ports at both ends. A water-cooled sealing strip is installed within each flow channel port. The water-cooled sealing strip, made of rubber, has a stepped recessed buffer cavity in the middle and an inverted conical structure formed by two inclined surfaces at its head. The interference fit between the sealing strip and the channel creates multiple sealing surfaces, maintaining partial sealing even if some loosening occurs. This also enhances friction with the inner wall of the channel, effectively reducing the risk of condensate leakage. The outer surface of the water-cooled sealing strip has diagonal anti-slip stripes, which can mechanically engage with the inner wall of the flow channel port, reducing axial movement and further improving structural stability.

This invention discloses a continuously variable transmission (CVT), specifically relating to the field of transmission technology. It includes a housing with an adjustment component on it. The adjustment component includes a connecting cover at one end of the housing, and an angle-adjustable ball joint hinged within the connecting cover. A first shift lever is located at the bottom of the ball joint. Through angle adjustment of the ball joint, and the linkage between a slider and a concave block, the first and second shift levers slide laterally, allowing for real-time fine-tuning of the meshing depth between the first and second connecting wheels and the linkage gear. This dual adjustment structure works synergistically, breaking the limitations of traditional segmented speed regulation. It enables seamless switching of the transmission ratio within a preset range. Furthermore, the high-precision angle control of the servo motor combined with the micron-level displacement adjustment of the ball joint ensures that the transmission ratio meets the corresponding control requirements, satisfying the needs of high-precision speed regulation scenarios.

This invention discloses a kelp shredding device, belonging to the field of cutting technology. Its key technical features include a first mounting plate and a second mounting plate, both containing a cutting mechanism. This addresses the problems of existing kelp shredding machines that often employ a roller-shaft structure with straight or simply curved blades. These machines lack tangential engagement at the blade-kelp contact point, leading to slippage, poor feeding, and high cutting resistance. This results in low shredding efficiency and can cause the kelp plate to shift due to slippage, resulting in issues like blade overlap, uneven thickness, and burrs. Furthermore, the blades are directly subjected to impact loads, causing rapid wear and requiring frequent blade replacement and adjustment, leading to high maintenance costs. Additionally, these machines are difficult to adapt to kelp raw materials of different thicknesses and moisture levels, resulting in poor shredding quality stability and an inability to meet diverse processing needs.

The application discloses a kind of based on low temperature embrittlement cooperates prefabricated mark guide plate stamping equipment, including base and the shelf plate of being movably arranged on base, the holding module for being clamped and positioning outside the processing area of tensioning the plate to be processed of outside the plate to be processed is arranged between the base and shelf plate, and the groove prefabricated module for processing V-shaped guide groove to outside the plate to be processed preset fracture zone, the low-temperature cooling module for the plate after being processed by groove prefabricated module is arranged on the side of base, to reduce the temperature of plate and maintain low-temperature atmosphere by being used for rapid cooling, and the control cabinet for being respectively communicated connection control with holding module, groove prefabricated module and low-temperature cooling module.The application solves the problem that traditional stamping process handles high-strength alloy plate and the outer ring component of difficult deformation material, because prefabricated mark processing, low-temperature treatment and stamping forming link discrete layout lead to parameter matching, low-temperature embrittlement uncontrollable, difficult to realize the problem of accurate control of fracture surface quality.

The utility model provides a kind of anti-fracture reinforced rainwater grate with elastic buffer structure, including frame, frame is embedded ground and its top surface is flush with road surface, support frame is slidably connected in frame, grate frame is detachably connected on support frame, the outside of grate frame is attached with the inside of frame, a plurality of cross beams are equipped in grate frame, buffer structure is equipped below grate frame, by setting buffer structure, improve the buffer damping effect of rainwater grate vertical, impact load is substantially reduced after buffering, to reduce the risk of rainwater grate fracture, not only improve the service life of rainwater grate, simultaneously also reduce the security risk in the process of rainwater grate use.

This invention relates to the field of skiing training assistance equipment, and discloses a tracked powered skiing assistance system, including a mobile power platform, a traction connection mechanism, a sensing unit, and a control system. The traction connection mechanism includes a traction arm body, a telescopic buffer unit, and a damping adjustment unit, providing telescopic buffering capability in the axial direction and restricted swaying capability in the lateral direction. The sensing unit acquires traction load information and user posture information. The control system constructs a coupled control model based on the traction load and user posture, adjusts the traction output and motion trajectory of the mobile power platform, and adjusts the damping according to the rate of change of the traction load to suppress swaying and reduce impact. Simultaneously, the system also features closed-loop traction control, safety control, and virtual slope simulation functions. This invention can achieve responsive control of the user's skiing intentions, improve skiing stability and safety, and is suitable for both snow and non-snow skiing training scenarios.

The utility model relates to the technical field of rail production, disclose a kind of rail production roller way line rail bottom guide wheel device, including rail, support and passive roller, two supports are symmetrically equipped, same passive roller is rotatably connected between two supports, rail is slidably fitted on passive roller, two ends of passive roller are equipped with one guide assembly respectively, guide assembly includes base, conical guide baffle and guide wheel, guide wheel is rotatably arranged on base, conical guide baffle is welded on the top surface of guide wheel, elastic adaptation mechanism is movably arranged in guide wheel, conveying wheel is arrayed in the slot of conical guide baffle, sliding friction is converted into rolling friction, when group hoist lifts rail and places on roller way line, rail is contacted with the inclined surface of conical guide baffle, and under the rolling cooperation of multiple conveying wheels, it is moved to roller way line, the normal running of rail is completed, and the abrasion of rail is reduced while avoiding falling jam and walking steel difficulty.

The utility model relates to a kind of toy car wheel mounting equipment, including horizontal base plate, drive cylinder, fixed component, first movable component, second movable component, first compression spring, second compression spring, wave box positioning jig, left wheel positioning jig, right wheel positioning jig and vertical pressing mechanism;Drive cylinder is fixed in the first end of horizontal base plate;Fixed component is fixed in the second end of horizontal base plate, and fixed component is equipped with at least a pair of parallel guide rod;First movable component is slidably connected in guide rod and is fixedly connected with the piston rod of drive cylinder;Second movable component is slidably connected in guide rod and is located between fixed component and first movable component;First compression spring is coaxially sleeved on guide rod;Second compression spring is coaxially sleeved on guide rod;Vertical pressing mechanism includes vertical support, pressing cylinder and elastic pressure head.The utility model can complete the wheel mounting on the rotating shaft of wave box without manually exerting large external force.

This utility model relates to an urban drainage system, including a separate collection system, a combined collection system, an interception system, and a sewage treatment system. The interception system includes an interception pipe, an overflow pipe, and an interception well. The separate collection system includes a first sewage pipe, a first rainwater pipe, and a sewage trunk line. The first sewage pipe is connected to the sewage treatment system via the sewage trunk line, and the first rainwater pipe is connected to the interception well. The combined collection system includes a combined pipe connected to the interception well. Specifically, it also includes a main sewage trunk line and a second sewage pipe and / or a second rainwater pipe installed in the combined collection system. The main sewage trunk line is connected to the sewage treatment system and the second sewage pipe. The first sewage pipe and / or the sewage trunk line are connected to the main sewage trunk line. The second rainwater pipe is connected to the rainwater discharge area. This utility model can achieve rainwater and sewage separation, low water level operation of the main sewage trunk line, and smooth rainwater drainage, thereby improving the efficiency of the urban drainage system, alleviating urban flooding, and improving water environment quality.

This utility model discloses a highly integrated front connecting beam for engineering vehicles and a vehicle having the same, belonging to the technical field of automotive chassis front-end structure. The front connecting beam is located at the front of the vehicle frame and includes a left front connecting beam and a right front connecting beam. The vehicle frame includes a left longitudinal beam and a right longitudinal beam. The left front connecting beam connects to the left longitudinal beam, and the right front connecting beam connects to the right longitudinal beam. Both the left and right front connecting beams are integrally cast structures, and each has multiple mounting parts for connecting the vehicle frame and vehicle components. The highly integrated front connecting beam for engineering vehicles provided by this utility model effectively solves the technical problems of insufficient integration and complex structure of existing mid-range vehicle front connecting beams. It can directly connect a total of 18 vehicle components. Compared with traditional front connecting beams, a single front connecting beam reduces weight by about 1.5 kg, and a group reduces weight by about 3 kg. Compared with older models, it reduces the number of independent brackets on each side by two.

The utility model relates to a slide rail technical field especially a kind of plastic slide rail, including fixed rail, the movable rail of sliding assembly in the fixed rail, the top wall of the fixed rail one end is set with the clamping column, the movable rail one end is set with the clamping slot towards the clamping column, the setting position of the clamping column and the clamping slot corresponds, when the movable rail slides and is completely entered into the fixed rail, the inner wall clamping assembly of the clamping column and the clamping slot, by setting the assembly structure of clamping column and clamping slot, effectively solved the defect of traditional magnetic attraction locking mode in magnetic article storage scene, when drawer is completely pushed in, the arc surface part, curved surface part clamping of clamping column and clamping slot realizes locking, the hyperboloid part of clamping slot forms bidirectional resistance in movable rail sliding process, both can resist slight vibration or accidental touching external force, prevent drawer accidental slip, and can provide elastic buffer when drawing, reduce the impact load caused by fast drawing.

The application relates to the technical field of pipe arrangement devices, in particular to a large energy station equipment pipe arrangement device, which comprises a mounting frame, the mounting frame is a frame type bearing structure, the inner end of the mounting frame is fixedly installed with a supporting ring, the inner end of the supporting ring is fixedly installed with two distribution pipes, the outer surfaces of the distribution pipes are fixedly installed with multiple output pipes, and the outer surfaces of the output pipes are fixedly sleeved with heat preservation sleeves. The application is provided with a gradual flow guide mechanism composed of a speed reduction sleeve, a guide pipe and a rectangular hole and the like in the output pipe. When the medium enters the output pipe from the distribution pipe, the speed reduction sleeve gradually moves under the action of the medium pressure, the flow passage cross section of the output pipe gradually increases from small to large, the gradual regulation of the medium flow from small flow to large flow is realized, the sudden entry of the medium into the pipeline to cause pressure sudden increase is avoided, the water hammer effect in the pipeline system can be effectively reduced, the impact load is reduced, and the stability of the pipeline system operation is improved.

This utility model discloses a spring-loaded irregular-shaped carton fixing device, characterized in that: it includes a front baffle (1), the reserved width of the front baffle (1) and other fixed baffles is greater than the width of the irregular-shaped carton, a spring (2) is provided on the inner side of the front baffle (1), the spring (2) includes a fixed end (21) and a force-bearing end (22), a waist groove is provided at the fixed end (21), and the fixed end (21) of the spring (2) is fixed to the inner side of the front baffle (1) by adjusting screws (3); a clearance groove (4) is also provided on the front baffle (1), and the force-bearing end (22) of the spring (2) passes through the clearance groove (4). This utility model transforms the traditional rigid constraint into an elastic adaptive system, which significantly improves packaging efficiency and product qualification rate while simplifying the equipment debugging process, and provides key technical support for the automated production of irregular-shaped cigarette packs.

This application relates to a subcooler for distillate from a distillation column, belonging to the field of subcooler technology. To address the problem of unreasonable flow channel structure in subcoolers, it includes a vertical cylindrical body. A first sealing plate and a second sealing plate are disposed within the vertical cylindrical body, with a plurality of subcooling tubes running through the space between the first and second sealing plates. One end of the vertical cylindrical body has a cooling medium inlet and a distillate inlet, while the other end has a cooling medium outlet and a distillate outlet. A circumferentially extending spiral guide groove is formed on the inner wall of the vertical cylindrical body, and a plurality of arc-shaped guide plates are staggered within the vertical cylindrical body. Each arc-shaped guide plate has stepped protrusions on its surface. This application has the effect of optimizing the flow field structure, significantly reducing flow resistance, and improving heat exchange efficiency.

This utility model relates to the field of transplanting technology, and in particular to a device for transplanting vetiver grass; it includes a vehicle body assembly, with a transplanting component at the front end of the vehicle body assembly; the vehicle body assembly includes a handle, with an upwardly protruding arc rod connected to the middle of the handle, and a fixing block at the end of the arc rod, the fixing block being connected to a rotatable connecting rod via a hinge shaft, with rollers at both ends of the connecting rod; the transplanting component includes an arc-shaped plate set on the fixing block, with multiple conical ground stakes evenly distributed circumferentially on the arc-shaped plate; this device allows for precise and controllable digging depth during the digging process, adapts to the main root growth zone, and avoids the destructive cutting of the root system by traditional planar shovels, which helps to significantly reduce the root damage rate of vetiver grass and improve the survival rate of transplanted vetiver grass.

This utility model relates to the field of water purification technology, and more particularly to a slow filtration water purification device based on a biofilm attached to activated carbon. It includes a first shell and a second shell, connected by a connecting pipe. The first shell contains an activated carbon-coated felt anode layer and an activated carbon-coated felt cathode layer. Both the first and second shells contain a quartz sand-modified activated carbon layer. A ring-shaped water distributor is positioned above the quartz sand-modified activated carbon layer, and a lower pad layer is positioned below it. An ultraviolet lamp is also installed inside the second shell. This utility model, by attaching a biofilm to the surface of activated carbon, utilizes the metabolic and biodegradation capabilities of microorganisms. Simultaneously, it combines the treated water flow with the activated carbon, and through the synergistic effect of the biofilm and adsorption, improves the removal rate of harmful substances in the water, enhances the removal capacity for various pollutants, and improves water purification efficiency and quality.