326results about How to "Realize the shock absorption effect" patented technology

The invention is suitable for the technical field of automobile accessories, and provides a quickly-assembled automobile damping luggage rack which comprises basic cross beams, the basic cross beams are horizontally and longitudinally arranged on longitudinal rails, a basic base is fixed to the basic cross beams, and a luggage frame is arranged above the basic base. One end of the distribution control assembly is connected with the bottom of the luggage frame, and the other end of the distribution control assembly is slidably mounted in the guide groove; the distributed control assembly comprises an elastic supporting unit and a deployment control unit. According to the rapidly-assembled automobile damping luggage rack, through the elastic supporting units and the deploying and controlling units arranged at the four corners of the luggage rack, pressure borne by one corner of a luggage frame can be evenly distributed to other triangles, the pressure burden of a single point is relieved, damage caused by excessive stress concentration is prevented, and the service life of the luggage rack is prolonged. And the gravity center of the luggage frame can be moved to the center position of the luggage frame, the stability of the luggage frame can be improved, and the overall use experience and safety of the automobile luggage rack are improved.

The invention provides an intelligent tracking and damping system for a photovoltaic support, and belongs to the technical field of intelligent light tracking and damping, and the system comprises an illumination collection module which is used for installing a preset sensor group on the photovoltaic support and collecting real-time illumination information; the light following adjustment module is used for determining a bracket angle coefficient based on the real-time illumination information and converting the bracket angle coefficient into a specific control motion parameter, and a control device adjusts the position of the photovoltaic panel according to the received control motion parameter and judges whether light following is completed or not through a preset light following algorithm; the vibration acquisition module is used for deploying a preset sensor at a key node of the bracket and acquiring vibration data of the bracket in real time; and the damping implementation module is used for analyzing the real-time vibration data and reducing vibration of the bracket based on an analysis result and a preset method. The stability and the power generation efficiency of a photovoltaic system in a complex environment are remarkably improved, and the system has relatively high intelligence and adaptability.

The present invention discloses a balanced and shock-absorbing drum-type washing and dehydrating machine and a dehydrating method, wherein the drum-type washing and dehydrating machine comprises: a shell; a drum, which is arranged in the shell and whose rear end is rotatably connected to the outer drum; the drum is divided into a plurality of sector-shaped partitions along its circumference; a plurality of water guide rings with different diameters are arranged on the rear side wall of the drum, and the water guide rings are used to replenish water into each of the sector-shaped partitions; a water replenishing unit, which is used to replenish water into the water guide rings; a vibration detection unit, which is used to detect the vibration coefficient of the drum-type washing and dehydrating machine in the front-back, left-right and up-down directions; a position detection unit, which is used to detect the position of each of the sector-shaped partitions; a driving unit, which is connected to the rear end of the drum and is used to drive the drum to rotate. The present invention provides a balanced and shock-absorbing drum-type washing and dehydrating machine and a dehydrating method capable of realizing large-load dehydration.

The utility model discloses an industrial robot stable moving base which comprises a mounting base, a mounting groove is formed in the upper surface of the mounting base, sliding grooves are formed in the surfaces of the two sides of the interior of the mounting groove, a motor is fixedly connected to one end of the interior of each sliding groove, and mounting plates are slidably connected to the two ends of the interior of each sliding groove. Threaded holes are formed in the two ends of the surface of the mounting plate in a penetrating mode, one end of the motor is in transmission connection with a lead screw, and the two ends of the surface of the lead screw are in threaded connection with mounting plates through the threaded holes. And thus, the two mounting plates in threaded connection with the two ends of the surface of the lead screw are driven to slide towards the middle or the two ends till the two mounting plates tightly attach and fix the two sides of the industrial robot at the upper ends, then fixing bolts are connected through threads in the fixing holes, and the industrial robot is fixed through fixing of the fixing bolts.

The utility model relates to the technical field of creeper tread, and discloses a creeper tread convenient to install, which comprises a creeper tread body I. A connecting block is fixedly assembled on the outer wall of the creeper tread body I. A creeper tread body II is arranged on the outer wall of the creeper tread body I. A connecting plate is fixedly assembled at one end, close to the connecting block, of the creeper tread body II. A clamping groove and a containing groove are formed in the outer wall of the connecting plate, and a containing shell is fixedly assembled on the outer wall of the connecting block. During installation, a worker places connecting blocks and connecting plates in a staggered mode, limiting blocks are inserted into the inner wall of a placing shell, the connecting blocks and the connecting plates are limited, meanwhile, the worker rotates a clamping rotating block, the clamping rotating block is placed into the inner wall of a clamping groove, and the clamping rotating block is clamped in the clamping groove. And the clamping rotating blocks are clamped with the inner walls of the clamping grooves, so that the track shoe is mounted, and meanwhile, the problem that equipment needs to spend a lot of time for mounting is solved.

The utility model discloses an efficient wet type granulator for solid preparation production in the technical field of granulators, which comprises a granulator main body, a feeding tank is internally and fixedly provided with a feeding chute, the inner side of a storage hopper is communicated with the interior of the feeding chute, the interior of the feeding chute is rotatably connected with a connecting shaft, and the connecting shaft is fixedly connected with the granulator main body. One end of the connecting shaft is fixedly connected with the output end of the stepping motor, a plurality of material distributing plates are fixedly installed on the surface of the connecting shaft, raw materials are conveniently stored through the arranged storage hopper, when the raw materials need to be added into the granulation box, the stepping motor drives the connecting shaft and the material distributing plates to rotate, and therefore the raw materials can be added into the granulation box; according to the feeding device, the feeding device is arranged, so that raw materials between the adjacent material distributing plates can be driven to the position above the discharging opening and then fall into the granulating box, meanwhile, the discharging amount of the raw materials on the surface driven by the material distributing plates can be calculated according to the number of turns of rotation of the stepping motor, and the using effect of the device is improved.

The invention relates to the technical field of wafer carrying, and particularly discloses a wafer carrying device with an anti-collision structure, which comprises a cubic frame, and four cross rods are arranged among four stand columns of the cubic frame; the supporting plate is fixedly installed among the four transverse rods, and a pushing and holding device is arranged at the bottom end of the supporting plate; the four damping air bags are distributed in an array mode, and the damping air bags are installed at the top end of the supporting plate; the bearing table is installed at the top end of the damping air bag, and the bearing table is used for placing a wafer boat box; the anti-rollover transverse frame is mounted on the inner wall of the top frame of the cubic frame; the lifting arm device comprises a tension spring, and a plurality of first supporting rings are arranged at the top end of the bearing table. The anti-collision performance of the carrying device is improved, the damping effect on wafers with different weights is improved, and the carrying device is provided with an automatic leveling structure for the wafers.

The invention discloses a graphite processing homogenizing system which comprises a base, a mounting frame and a material barrel, the mounting frame is mounted at the top of the base, the material barrel is mounted on the mounting frame, a discharging pipe is mounted at the bottom of the material barrel, the graphite processing homogenizing system further comprises a homogenizing assembly, and the homogenizing assembly is used for mixing graphite and a liquid medium. Under the action of the homogenizing assembly, graphite can be fully homogenized, so that the graphite can be uniformly distributed in a liquid medium, the graphite processing quality can be improved, the damping effect can be realized during the homogenizing period, the equipment wear is reduced, and the production efficiency is improved.

The utility model discloses a steel structure net rack anti-seismic reinforcing device which comprises a vertically-arranged vertical pull rod, a transversely-arranged transverse pull rod, a steel ball used for connecting the transverse pull rod and the end of the vertical pull rod and an installation bottom plate used for fixing the bottom of the vertical pull rod. The lower end of the threaded column penetrates through the mounting bottom plate and extends to the position below the mounting bottom plate, the outer side, located above the mounting bottom plate, of the threaded column is in threaded connection with a first nut, and the outer side, located below the mounting bottom plate, of the threaded column is in threaded connection with a second nut. According to the anti-seismic reinforcing device for the steel structure net rack, buffering and seismic resistance can be conducted on the net rack through a threaded column, a first nut, a second nut and a first spring, the stability and safety can be improved, the damping effect can be further enhanced through a piston rod, a barrel, a partition plate, hydraulic oil and a runner pipe, and the damping effect can also be achieved through a ring body and a second spring; and a plurality of groups of damping structures are matched together, so that good stability and safety are achieved.

The utility model relates to the technical field of heating and ventilation equipment, and provides an outdoor unit and the heating and ventilation equipment. The damping device comprises a bearing part and a damping assembly, the bearing part and the chassis are arranged in a spaced mode, and the damping assembly is arranged on the chassis, connected with the bearing part and used for buffering vibration generated by the equipment parts borne by the bearing part; and the limiting assembly is arranged on the side portion of the bearing piece, connected with the bearing piece and the shell and used for limiting movement of the bearing piece. According to the technical scheme, when the outdoor unit is transported, the limiting assembly is connected with the side portion of the bearing piece and the shell so as to limit movement of the bearing piece and the equipment piece on the bearing piece, and therefore the risk that a pipeline connected with the equipment piece is broken due to too large stress can be reduced. Before the outdoor unit operates, the limiting assembly and the bearing piece are disconnected, and therefore the outdoor unit can meet the requirements for transportation and operation.

The invention discloses a composite tailstock of a machine tool, and relates to the technical field of tailstock of machine tools, the composite tailstock comprises a tailstock body, a screw rod is rotatably connected in the tailstock body, a sleeve in threaded connection with the screw rod is slidably connected in the tailstock body, the composite tailstock further comprises a fastening mechanism, and the fastening mechanism comprises a connecting cylinder rotatably connected in the sleeve; a center is inserted into the connecting cylinder, a limiting assembly is arranged in the sleeve and comprises an extrusion ring connected to the outer portion of the connecting cylinder in a sleeving mode, a reset spring is arranged between the extrusion ring and the inner wall of the sleeve, a clamping block is rotationally connected to the connecting cylinder, a torsional spring is arranged between the clamping block and the connecting cylinder, and the periphery of the center is clamped and fastened through the clamping block and a buffer pad. The center inserted into the connecting cylinder is prevented from inclining when being vibrated, the machining precision of a workpiece is ensured, in addition, the clamping fastening degree of the center can be adjusted through the internal pressure of the oil storage box, and the internal pressure of the oil storage box can be increased along with the acceleration of the rotating speed of the center and the workpiece.

The invention discloses a novel probe mechanical structure of a drilling-tool-passing lithologic density logging instrument, and belongs to the technical field of drilling-tool-passing logging. Belongs to the technical field of through-drilling-tool well logging. The probe core group can better realize fixation and shock absorption of long and short gamma detectors and adjustability of source spacing; a probe short tail cone on the probe shell group adopts a small-gradient long-distance arc structure for relatively smooth transition, so that when the instrument logging density probe is pushed out, if the instrument needs to be lowered, the probe is prevented from being clamped and can smoothly slip, and the logging safety of the density probe is protected; and the source packaging group adopts a new 5700 type source structure, so that generalization and unification of a radioactive source and a system instrument are realized, and the instrument can be more conveniently and economically applied in a block with the 5700 type source. In addition, three different locking devices can be provided according to well conditions and construction process probes. In a word, the novel probe mechanical structure of the drilling-tool-passing lithologic density logging instrument can be applied to deeper and more complex well conditions more safely, and the measurement effect is better.

The invention belongs to the technical field of photovoltaic charging devices, and discloses an energy-saving inland river electric range-extended cargo ship photovoltaic charging device which comprises a photovoltaic device, the front side and the rear side of the photovoltaic device are both fixedly connected with protection bins, inner cavities of the protection bins are fixedly connected with mounting cylinders, inner cavities of the mounting cylinders are fixedly connected with reset coil springs, and the reset coil springs are fixedly connected with the photovoltaic device. A reset rod is fixedly connected to the center of the reset coil spring, a storage barrel is fixedly connected to the side, close to the center of the photovoltaic device, of the protection bin, a protection curtain is fixedly connected to the surface of the reset rod, a cleaning brush is fixedly connected to the left side of the protection curtain, and a first piston barrel is fixedly connected to the top end of the protection bin. And then the dust is blown to the top end of the photovoltaic device through the air blowing pipe, and the dust swept down from the top end of the photovoltaic device is blown away, so that dust sweeping through the cleaning brush and dust blowing through the air blowing pipe are achieved, and it is ensured that use of the top end of the photovoltaic device is not affected by foreign matter such as dust.

The invention discloses a built-in current transformer, and belongs to the technical field of current transformers, the built-in current transformer comprises an upper support insulator, a shell, a lower support insulator, a support cylinder, a plurality of coils, a matching tooth assembly, a rack, a slip sheet and an elastic structure, the shell comprises a radial contraction section, a vertical gap between the inner wall of the radial contraction section and the upper port of the supporting cylinder is a shielding gap; the multiple coils sequentially sleeve the outer side of the supporting cylinder in the axial direction, the matching tooth assembly comprises multiple first triangular teeth which are fixedly connected with the outer wall of the supporting cylinder, the racks are parallel to the axis of the supporting cylinder and provided with multiple second triangular teeth, and the upper ends of the racks abut against the lower surface of the sliding piece. The elastic force of the elastic structure is used for forcing the rack to move downwards so that the complete attaching state of the second triangular tooth inclined face and the first triangular tooth inclined face can be changed into the partial attaching state of the second triangular tooth inclined face and the first triangular tooth inclined face. The installation stability and convenience of the coil can be improved.

The utility model belongs to the technical field of hydraulic machines, and particularly relates to a safe frame type hydraulic machine which comprises a machine body, a buffering assembly is fixedly connected to the inner bottom wall of the machine body, and the buffering assembly comprises a containing frame, a sliding groove, a sliding block, a buffering plate, a machining table, a connecting strip, a damper, a connecting rod, a spring, a sliding groove and a sliding block. A sliding groove is formed in the inner bottom wall of the containing frame, a sliding block is slidably connected into the sliding groove, and a spring is fixedly connected to one side of the sliding block. According to the safe frame type hydraulic machine, the buffering assemblies are matched with one another, so that the damping effect during stamping work is achieved, stamping work is facilitated by arranging the machining table, the machining table and a buffering plate are pressed during work, so that a connecting strip is extruded, and the connecting strip and a sliding block are driven to move front and back; and the sliding block slides back and forth to drive the spring to stretch and rebound.

The utility model provides a steering wheel damping device and a novel steering wheel assembly, based on a steering wheel, the steering wheel comprises a motor, a reduction gearbox, a wheel, a wheel carrier and a swing mechanism, the damping device is located between the wheel carrier and the swing mechanism, the damping device comprises a first mounting plate, an elastic component, a guide shaft and a second mounting plate, the first mounting plate and the second mounting plate are arranged in parallel; an elastic assembly and a guide shaft are arranged between the first mounting plate and the second mounting plate; the slewing mechanism is mounted on the upper surface of the first mounting plate, and the second mounting plate is fixed on the wheel carrier; the utility model aims to provide a steering wheel damping device which is suitable for a steering wheel, can realize damping, and can reduce the deviation of the relative position of a steering wheel rotation center and a frame in the horizontal direction, thereby solving the problem of the deviation of the relative position of the steering wheel rotation center and the frame.

The utility model relates to the technical field of serving trolleys, and discloses a heat preservation serving trolley convenient for taking and placing meals, which comprises a heat preservation box, universal wheels are arranged on the lower surface of the heat preservation box, a connecting rod is arranged between every two adjacent connecting seats, and the outer surface of each connecting rod is connected with a sliding block in a sliding mode. Through the buffer structure, when the placing structure vibrates, the placing structure and the supporting plate move towards the interior of the shell, and the sliding block is pushed through the supporting rod, so that the sliding block moves on the connecting rod in the axial direction and gradually compresses the spring, the spring deforms, kinetic energy is converted into elastic potential energy, and the elastic potential energy is generated; and when the placing structure moves towards the interior of the shell, the output end of the damping telescopic rod shrinks, and when the placing structure slides upwards in the shell to reset, the output end of the damping telescopic rod is stretched, so that the springback speed of the spring is restrained, vibration generated when the placing structure resets is avoided, and the damping effect is achieved.

According to the semiconductor product processing equipment and the mist discharging system, the mist discharging fan is connected with the rack through the damping mechanism, vibration of the mist discharging fan can be effectively prevented from being transmitted to the rack, the machining precision can be improved, the damping mechanism can adopt different structures according to needs, and when a connector is adopted, the connector is connected with the mist discharging fan through the damping mechanism. The connector is connected to the top of the first supporting rod through the first damping connecting base and connected to the bottom of the second supporting rod of the rack through the second damping connecting base, the second supporting rod can effectively limit the connector, and the problem that the connector topples due to the fact that the mist discharging fan is arranged on the first side of the connector is solved; shear force borne by bolts for connecting the first and second damping connecting seats with the first and second supporting rods is reduced, and the structural stability and safety of the damping structure are effectively guaranteed. When the bracket is adopted, the structure is simple, and a two-stage damping structure is adopted, so that the vibration of the fog exhaust fan can be isolated from the rack to the greatest extent, and the influence on the main shaft is avoided.

The utility model discloses a kind of electric double-beam cranes with shock-absorbing function, including hoisting beam and damping mechanism, hoisting beam: its upper end is equipped with movable moving frame, the left and right sides of moving frame upper end are slidably connected with connecting plate, damping mechanism: it includes reinforcing rib, mounting seat, oil damper one, recess, guide wheel and damping assembly, the reinforcing rib is evenly arranged in the top wall middle of connecting plate, mounting seat is respectively arranged in the left and right sides of moving frame upper end middle part, oil damper one is evenly arranged in the inside of mounting seat, recess is all opened in the lower end of reinforcing rib, guide wheel is all rotationally connected on the telescopic end upper end of oil damper one, the outer edge of guide wheel is slidably connected with the inner wall of vertically adjacent recess, this electric double-beam crane with shock-absorbing function, oil damper and rubber damper are combined, energy-absorbing shock-absorbing can also disperse impact force, improve the shock-absorbing effect of electric double-beam crane.

The invention discloses a broadband radar traveling device capable of adjusting and suppressing detection signal clutter, comprising a heat dissipation component and a noise reduction component; both the heat dissipation component and the noise reduction component are assembled inside a shell; two shock absorbing components are assembled inside the shell; the heat dissipation component comprises a screw, a fan component, a motor and a lead screw; the lead screw is driven to rotate by the motor, thereby driving the fan component to move back and forth on the lead screw, so that the fan blades rotate to dissipate heat in the device; a reflection groove is provided on a reflection plate, and a push rod on the fan component is used to push the reflection plate to deflect repeatedly, so as to reduce the noise in the device; a coolant is injected into a coolant pipe installed in the device, so as to realize cooling in the device; and the vibration of the device is reduced by the shock absorbing component; the invention can dissipate heat and cool the traveling device, and at the same time can scatter the noise in the device to avoid noise concentration, and the shock absorbing component can reduce the vibration of the traveling device, and has the advantages of simple structure, reliability and high efficiency.

The utility model relates to a water circulation cooling device of an extruder. Comprising a cooling machine body, a supporting piece for supporting the cooling machine body, first rotating rods rotationally connected to the cooling machine body, rotating blocks rotationally connected to the first rotating rods, connecting rods for connecting every two adjacent first rotating rods, and second rotating rods for connecting every two adjacent first rotating rods. The rotating device drives the second rotating rod to rotate; the handle drives the rotating device to rotate; the supporting pieces are arranged on the cooling machine body in an array mode. When the rotating block is in contact with the ground, the cooling machine body can move; the second rotating rod and the first rotating rod synchronously move; the connecting rods drive two adjacent groups of first rotating rods to rotate synchronously; the rotating device is arranged on the cooling machine body; the rotating end of the rotating device is connected with a second rotating rod; and the handle is arranged on the rotating device. The problem that the stability of the device is affected by vibration generated during operation of the device due to small stress area of the bottom end of the device when the universal wheels are in contact with the ground is solved.

The invention discloses a metal target machining forming device and method, and relates to the technical field of metal target machining, the forming device comprises a workbench, and the workbench is provided with a positioning table used for bearing a metal target; a plurality of groups of grinding rollers for positioning the metal target material are distributed on the positioning table in a circumferential array manner, each grinding roller is connected with a first rotating module for driving the grinding roller to synchronously rotate along the outer edge surface of the metal target material, and each grinding roller is also connected with a second rotating module for driving the grinding roller to rotate; an adjusting module is further arranged on the positioning table and used for adjusting the grinding rollers to synchronously move in the direction close to or away from the axis end of the metal target; a measuring module is further arranged on each grinding roller and is used for detecting the distance between the two groups of grinding rollers which are oppositely arranged in real time; the metal target does not need to be detached for measurement in the forming machining process, the synchronous detection effect can be achieved in the grinding process, and the machining efficiency is effectively improved.

The utility model discloses noise reduction equipment for a central air conditioner, which relates to the technical field of central air conditioners and comprises a mounting plate, a sound insulation cover fixedly connected to the top of the mounting plate, an air conditioner external unit arranged in the sound insulation cover, and a fixing mechanism and a heat dissipation mechanism which are connected with the mounting plate, the fixing mechanism comprises a first bolt which penetrates through the mounting plate and is used for fixing the mounting plate, a bearing table fixedly connected to the top of the mounting plate, and a second bolt which penetrates through the sound insulation cover and is in threaded connection with the bearing table; the heat dissipation mechanism comprises a spring shock absorber fixedly connected to the top of the bearing table and a heat conduction plate fixedly connected to the top of the spring shock absorber and used for bearing the air conditioner outdoor unit. According to the noise reduction equipment for the central air conditioner, the air conditioner outdoor unit is fixed to the top of the heat conduction plate, heat generated when the air conditioner outdoor unit works is transmitted to the heat conduction plate and the outer surface of the heat dissipation rod in a heat transfer mode, and then the heat dissipation effect on the air conditioner outdoor unit is improved.

The present invention discloses a high-strength milling cutter with a function of accelerating cutting speed, comprising a first milling cutter, an insert rod, a tooth opening and a spring extrusion plate, wherein a second milling cutter is embedded inside the first milling cutter, and a vertical milling cutter is fixed on the outer wall of the second milling cutter, a cutter head is arranged on one side of the vertical milling cutter, and a fixing rod is fixed below the cutter head, a thread groove is installed on the outer wall of the fixing rod, and a slide groove is arranged below the thread groove, a through hole is arranged on the outer wall of the slide groove, and a sleeve bolt is installed on one side of the slide groove, a fixing bolt is installed on one side of the sleeve bolt, and a spring is installed below the sleeve bolt, the insert rod is arranged above the sleeve bolt, and a fixing shaft is installed above the insert rod, the fixing shaft is arranged inside the slot, and the tooth opening is arranged on the inner wall of the first milling cutter. The high-strength milling cutter with a function of accelerating cutting speed is equipped with a spring, and the impact force is often relatively large in actual operation, and the fixing rod is a telescopic structure, so that the spring can well achieve the effect of shock absorption.

The utility model discloses a mixing device for modifying concrete by replacing reclaimed rubber with rubber powder, which belongs to concrete production and comprises a support, a horizontal tank is mounted on the support, a stirring mechanism is mounted in the horizontal tank and comprises a stirring roller, at least three scrapers are mounted in the horizontal tank, and the scrapers are mounted on the support. Two connecting legs are arranged on one side of the scraping plate, the connecting legs are connected with the stirring roller, a scraping ring is placed between the two connecting legs which are far away from each other, a profiling groove which is in sliding fit with the scraping plate is formed in the scraping ring, the upper end of the support is rotationally connected with the outer wall of the horizontal tank body, and the lower end of the support is rotationally connected with the lower end of the horizontal tank body. The support is provided with an air cylinder for controlling the horizontal tank body to rotate around the joint of the support and the horizontal tank body, one end of the air cylinder is rotationally connected with a sliding block, the lower end of the horizontal tank body is provided with a sliding rail, the sliding rail is laid in the length direction of the horizontal tank body, and the sliding block is in sliding fit with the sliding rail. According to the concrete stirring device, materials accumulated at the bottom can be uniformly stirred, and concrete is prevented from being adhered to the inner wall of the device.

The invention relates to the technical field of ultrahigh pressure water pumps, in particular to an ultrahigh pressure water pump which comprises a base, a pump body is fixedly mounted on the upper surface of the base through multiple pairs of telescopic assemblies, a pump head is arranged at one end of the pump body, multiple mounting holes are formed in the surface of the pump head, and fixing bolts are rotationally arranged in the multiple mounting holes; a plurality of threaded holes are formed in the end face of one end of the pump body. A plurality of rotating shafts are rotationally installed on the surface of the pump head, the rotating shafts are fixedly sleeved with gears, limiting blocks are fixedly installed on the surfaces of the gears through connecting rods, an annular groove is formed in the surface of the pump head, and a gear ring is slidably arranged in the annular groove. After the pump head and the pump body are installed through the multiple fixing bolts, movement of the multiple fixing bolts can be limited, the situation that the connecting position between the pump head and the pump body is loosened due to the fact that the fixing bolts rotate and move under the influence of vibration acting force generated in the working process of the pump body is avoided, and the stability of fixing the pump head is improved.

The utility model relates to the technical field of high-pressure oil pumps, and discloses a high-efficiency pulse damping device for a high-pressure oil pump, which comprises a shell and an oil pump main body arranged in the shell, protection rings are respectively arranged at the output ends of the two sides of the oil pump main body in a sliding and penetrating manner, and the outer walls of the two protection rings are respectively and fixedly connected with a connecting cover; the side, close to the shell, of the connecting cover is fixedly connected with a buffering pad, the output end of the oil pump body slidably penetrates through the buffering pad, the outer wall of the buffering pad is in threaded connection with the inner wall of the shell, a pulse sensor is installed in the output end of the oil pump body, and the buffering pad and the buffering mechanism are combined for use, so that the multi-layer damping effect is achieved; the vibration energy is effectively absorbed and dispersed, the buffering pad is designed to be tightly attached to the output end of the oil pump body and the inner wall of the shell, hard contact and friction are avoided, and therefore the buffering effect on the output end of the oil pump body is achieved, and the protection effect on the output end of the oil pump body is achieved.

The utility model discloses an energy-saving and environment-friendly washing and dewatering machine which comprises a washing and dewatering machine body, a damping supporting assembly, an inner container assembly and a filtering assembly. The shock absorption supporting assembly comprises a supporting transverse plate and a supporting vertical plate, the supporting transverse plate is connected with a transverse shock absorber and a longitudinal shock absorber, the inner container assembly comprises a shell and an inner container which are arranged on the supporting vertical plate, the filtering assembly comprises a filtering cylinder, a longitudinal filtering pipe is arranged in the filtering cylinder, and the longitudinal filtering pipe is connected with the shell. By arranging the transverse shock absorbers and the longitudinal shock absorbers in the washing and dehydrating machine, shock absorption of the shell in multiple directions is achieved, the shock absorption effect is improved, by arranging the filter cartridge and arranging the longitudinal filter pipes in the filter cartridge, elution waste liquid is treated and then discharged, pollution to the external environment is reduced, and the environment protection effect is achieved; by arranging the telescopic rod to move, the bayonet socket is clamped with the end part of the rotating shaft, high-speed rotation of the longitudinal filtering pipe is realized, and the filtering efficiency is improved.

The utility model belongs to the technical field of sweeping robots, and particularly relates to a roller transmission device of a sweeping robot, which comprises a bottom plate. The device comprises four fixing sleeves, a connecting shaft, two universal wheels, a transmission shaft, two rotating wheels, a motor, a transmission gear and a driving gear, the four fixing sleeves are symmetrically and fixedly connected to the top of the bottom plate at equal intervals, the outer walls of the connecting shaft and the transmission shaft are rotationally connected with the inner walls of the corresponding fixing sleeves, and the number of the universal wheels and the number of the rotating wheels are both two. The two universal wheels and the rotating wheel are rotationally connected to the left side and the right side of the connecting shaft and the left side and the right side of the transmission shaft respectively, the motor is fixedly connected to the top of the bottom plate, and the transmission gear is fixedly connected to the left side of an output shaft of the motor. And therefore, the damping effect is achieved, the problem that the robot is damaged due to shaking is effectively prevented, and good practicability is achieved.

The utility model discloses an anti-mistaken touch type nitrogen generator, which belongs to the technical field of nitrogen generators, and comprises an anti-mistaken touch outer shell and a nitrogen generator body, the side edge of the outer shell is provided with an L-shaped first sliding groove, and the side edge of a fixing frame is clamped with a limiting clamping block for fixing the outer shell and the fixing frame. The side edge of the fixing frame is fixedly connected with a protective plate, and the protective plate and the fixing frame are pulled to drive the first sliding block to transversely move, then the fixing frame is rotated by 90 degrees to drive the fixing frame to be vertically placed, then the first sliding block is in sliding connection with the first sliding groove, and the protective plate is placed above the outer shell. And on the contrary, the nitrogen generator body can be protected, meanwhile, a first motor is started to drive a first threaded rod to rotate, a movable plate is driven to be in sliding connection in the protection plate, a cleaning brush is driven to move, and cleaning of the interior of the protection plate is achieved.