151results about How to "Play a buffer role" patented technology

The utility model is suitable for the technical field of precision mould equipment, provides a kind of anti-deviation high-precision plastic forming mould, including device main body, device main body includes workbench, upper die, lower die and electric telescopic column, electric telescopic column both ends are connected in workbench and upper die, workbench has sliding slot;Anti-deviation structure, anti-deviation structure includes abutment plate, rack, rotating gear and motor, rack is installed in abutment plate lower end, rotating gear is engaged with rack, abutment plate lower end is slidably placed in sliding slot, rack axial and sliding slot axial are parallel;In the utility model, the motor driving rotating gear rotates after normal rotation, rack moves in the same direction, abutment plate moves along sliding slot oppositely, until abutment plate and lower die side wall are attached;Motor driving rotating gear reverse rotation abutment plate moves along sliding slot oppositely after reverse, to ensure that upper die and lower die are aligned, and prevent the molten plastic adhered on abutment plate from overflowing.

This utility model discloses a front-cleaning toilet seat, relating to the field of toilet seat rings. The utility model includes a toilet seat ring with a groove on its top periphery. Multiple second magnets are installed inside the groove, and a base plate is inserted into the groove. A silicone pad is installed on top of the base plate, and a buffer plate is installed on top of the silicone pad. Multiple first magnets are installed at the bottom of the base plate. By incorporating the groove, silicone pad, buffer plate, and base plate, when the lid rotates to cover the toilet seat, the lid first contacts the buffer plate. The buffer plate then moves downward under force, compressing the silicone pad and providing cushioning, thereby reducing the impact force and protecting the toilet seat ring. This also prevents damage from frequent, high-force impacts, extending the service life of the toilet seat ring.

The utility model discloses a kind of composite fireproof insulation board laminating device, the utility model relates to thermal insulation board laminating technical field.It is laminated mechanism for composite fireproof insulation board and is provided on the mounting base, laminated mechanism includes: press-fit component, including the support rod fixed with both side walls of mounting base, the upper end of the support rod is provided with the mounting plate connected by lifting assembly, the lower end surface of the mounting plate is provided with the pressure plate main body connected by elastic component, the lower end inside of the pressure plate main body is provided with rectangular frame slot, the inside of the rectangular frame slot is provided with the rectangular pressure plate connected by telescopic component, the utility model is driven rectangular pressure plate telescopic by second hydraulic rod, realize the pertinence pressure to the edge of thermal insulation board, since the edge of thermal insulation board is prone to the problem of not firm combination when laminating, can effectively improve the compaction degree and bonding strength of edge, avoid edge curling, delamination and other quality problems.

The utility model provides a kind of coke balling machine, belong to balling machine technical field, comprising: box, hammering subassembly, sieve plate subassembly, locking mechanism, discharge screening mechanism and dust receiving subassembly;Box is equipped with balling chamber, screening chamber, discharge chamber and dust receiving chamber, is equipped with lining in balling chamber, hammering subassembly is arranged in balling chamber, and hammering subassembly is connected with the output end of driving device;Two sides of screening chamber are equipped with slide respectively, sieve plate subassembly is arranged on slide, and sieve plate subassembly is below hammering subassembly;The device cooperates through sieve plate subassembly, discharge screening mechanism and dust receiving subassembly, improves the separation effect of globular coke and chippings, dust, reduces the problem that chippings mix into finished product or dust accumulation;Sieve plate subassembly is fixed by locking mechanism, both ensure the stability of sieve plate subassembly under high-frequency vibration, avoid structural damage caused by direct rigid contact, to prolong the service life of equipment and keep screening accuracy.

The utility model relates to the technical field of parking garage equipment, and discloses intelligent lifting and transverse moving type three-dimensional parking garage equipment which comprises a bottom plate, a plurality of sets of installation columns distributed at equal intervals are fixedly installed on the rear side of the surface of the bottom plate, and two sets of second vehicle-mounted plates are arranged on the surface of the bottom plate. The three sets of first vehicle-mounted plates are arranged above the second vehicle-mounted plate, lifting devices are arranged on the three sets of first vehicle-mounted plates, the second vehicle-mounted plate and the first vehicle-mounted plates can be reasonably distributed and achieve transverse movement, position adjustment of a vehicle between different parking spaces is facilitated, a servo motor drives a lead screw to rotate, and the vehicle-mounted plates are driven by a servo motor to rotate. The first threaded sliding blocks and the second threaded sliding blocks on the lead screw can stably move up and down under guiding of the limiting grooves, the first vehicle-mounted plate is fixedly installed between the two sets of second threaded sliding blocks, and the stability and accurate positioning of the first vehicle-mounted plate in the lifting process can be guaranteed through connection of the fixing plate and the fixing frame; lifting and storing of vehicles are facilitated, and using safety and reliability are improved.

This utility model discloses an anti-loosening screw inspection and sorting device, including a main body of equipment, a bearing component installed inside the main body of equipment, a transmission component installed at the bottom of the bearing component, a screening component installed at the top of the main body of equipment, and a cleaning component installed inside the main body of equipment. The bearing component includes a first rotating shaft rotatably connected inside the main body of equipment, a transparent panel coaxially fixedly connected to the top of the first rotating shaft, a plurality of circular grooves equally spaced on the top of the transparent panel, springs fixedly connected to the inner walls of the plurality of circular grooves, and first panels fixedly connected to the tops of the plurality of springs. The plurality of first panels are slidably disposed on the inner walls of the circular grooves. This utility model can realize the autonomous rotation of anti-loosening screws, improve inspection efficiency, and at the same time avoid scratching the surface of the transparent panel during sorting.

The invention discloses an integrated bulk machine. The bulk machine comprises a machine body supporting seat, a PLC controller, a silo, a dust collecting system, a lifting system and a telescopic barrel, wherein the silo is arranged on the machine body supporting seat in a penetrated mode and is fixedly connected by a fastener; the dust collecting system comprises a dust collecting fan, a dust collecting pipeline and a dust collecting filter barrel; the silo comprises a feeding port, a collecting bin, a discharging port and a curved valve; and the discharging port is fixedly connected with the telescopic barrel, the lifting system matches the telescopic barrel, and the PLC controller is respectively connected with the dust collecting fan, and the curved valve and the lifting system in a communicated mode. The integrated bulk machine has the advantages that each component cooperates with each other, and the machine is reasonable in design; by means of the machine body supporting seat,the whole device system is stabilized; by means of the dust collecting system, the dust pollution caused by transferring the powder can be eliminated; and by means of the lifting system, the change ofthe length of the telescopic barrel can be achieved, so that the whole device is capable of meeting the requirements of a silo of a vehicle body with different heights, the whole device is easy to operate and convenient to transfer, and the bulk machine has wide adaptability and high stability.

The utility model belongs to the technical field of belt conveyors, and particularly discloses a movable material receiving and transferring trolley for a belt conveyor, which is mounted on a frame of the belt conveyor. Comprising a trolley frame, a hopper, a driving mechanism and a plurality of buffering carrier roller sets, and the multiple buffering carrier roller sets and a carrier roller set of the belt conveyor support a conveying belt of the belt conveyor at the same time. Compared with the prior art, the material receiving and transferring trolley can actively move on the machine frame of the belt conveyor in the advancing direction of the belt conveyor, the buffering carrier roller set below the material receiving and transferring trolley can support a conveying belt of the belt conveyor in the moving process of the material receiving and transferring trolley, and multi-point feeding of the belt conveyor can be achieved; in addition, the impact idler set hinged to the lower portion of the hopper can buffer materials falling into the hopper, and therefore a conveying belt of the belt conveyor on the impact idler set is protected during feeding.

The utility model relates to a beaming machine technical field discloses a beaming machine disc head alignment device, including the carousel, one side of carousel fixedly connected with the drive seat, one end of drive seat is provided with the locating disc, one side of locating disc is provided with the disc head, the outer surface of locating disc is equipped with the resistance groove, one side of disc head is fixedly connected with the inserted strip. The utility model has the advantages and effects that: when aligning, the inserted strip is inserted into the resistance groove, the resistance groove supports the inserted strip, and the disc head is positioned at the same time, the screw holes automatically correspond to each other, the nut locks and fixes the inserted strip after the bolt passes through the screw hole, thereby butt joint installation between the locating disc and the disc head, the firmness is stronger after installation, when the disc head needs to be disassembled, the bolt is taken down, the locating disc is driven to rotate, the resistance groove opening slowly goes down, under the weight of the disc head itself, the inserted strip is beneficial to slide out, and the installation and disassembly are convenient, and the alignment is more simple and accurate.

This utility model relates to the field of stainless steel flue processing, and discloses a residue cleaning structure and a steel pipe cutting device. It includes a circumferential cutting device and a slag cleaning assembly. The circumferential cutting device includes a base, a rotating disk, and a laser cutting head. The rotating disk is rotatably connected to one side of the base. The formed steel pipe passes through the base and the rotating disk. The laser cutting head is connected to the rotating disk and rotates synchronously to perform circumferential cutting on the steel pipe passing through the rotating disk. The slag cleaning assembly includes a support frame, a slag suction pipe, and a fan. The fan is connected to the slag suction pipe to generate suction. The slag suction pipe is slidably connected to the support frame to be inserted into the steel pipe during laser cutting to absorb and clean the residue. During cutting, the slag suction pipe can be inserted into the steel pipe to remove the slag generated during cutting, resulting in cleaner residue cleaning and improved quality of the cut steel pipe. Furthermore, the steel pipe can be cut promptly after forming, improving work efficiency.

The present application relates to a kind of methods for monitoring the longitudinal displacement of switch rail, first, basic rail device and switch rail device are installed on the rail, ensure that magnetostrictive sensor measuring rod passes from the inside of magnetic ring and has no contact;Subsequently, read sensor initial value, when the longitudinal displacement of switch rail occurs, read sensor post-displacement value;Finally, the initial value is subtracted from post-displacement value, combined with the formula derivation of switch rail expansion and contraction amount to derive the change amount of switch rail tip displacement, and then obtain the overall longitudinal displacement data of switch rail under different conditions.The present application does not need big data driving, can realize efficient and high-precision measurement of switch rail longitudinal displacement under different environmental conditions, meet the demand of low cost, high stability and high precision railway field monitoring.

This invention relates to the field of measurement platform technology, specifically a measurement platform with a leveling system, comprising: a base, a support frame fixed to the surface of the base, an adjustment seat provided on the surface of the support frame, a flip plate provided on the surface of the adjustment seat, a fixing ring provided on the surface of the flip plate, a first crossbar inserted into the end of the flip plate, a second crossbar fixed to the other end of the first crossbar, a nut provided on the surface of the second crossbar, a horizontal plate provided on the surface of the second crossbar, a connecting rod fixed to the end of the horizontal plate, and a pressing block provided at the other end of the connecting rod; the beneficial effect is that after the horizontal plate is pushed by the nut, it moves against the direction of the adjustment seat, and the horizontal plate drives the pressing block to move through the connecting rod, and the pressing block presses down on the surface of the force-bearing rod, so that the two sets of force-bearing rods drive the flip plate to stabilize on the surface of the adjustment seat, and the position of the fixing ring can also be stabilized when the measuring instrument is fixed on the surface of the fixing ring.

The utility model relates to dust removal equipment technical field discloses a kind of anti-deformation framework with buffer structure, including base, the periphery of base top is equipped with longitudinal buffer component, the top of longitudinal buffer component is equipped with radial buffer component, the top of radial buffer component is equipped with framework main body, and framework main body includes fixed bottom plate, the periphery of fixed bottom plate bottom is uniformly fixedly connected with T block, and radial buffer component includes support plate. When the dust on the surface of pulse jet filter bag is blown, the framework main body is subjected to instantaneous high pressure, and then the framework main body vibrates, the second buffer spring can buffer the vibration in horizontal direction, the first buffer spring can buffer the vibration in vertical direction, the impact force during blowing is absorbed, and the framework main body is prevented from deforming or even breaking due to instantaneous stress concentration.

This utility model relates to the field of turboshaft hybrid engine technology, and particularly to an integrated heat dissipation structure for the hardware of a turboshaft hybrid engine control system. The structure includes a rubber pad, with a fixing component fixedly connected to the upper end of the rubber pad. Two mounting blocks are fixedly connected to the front and rear ends of the fixing component. Each of the four mounting blocks has through-holes at its upper end. A mounting component is movably engaged with the upper end of the fixing component. Bolts are threaded to the four corners of the upper end of the mounting component. An air-cooling structure is inserted and fixedly mounted in the middle of the upper end of the mounting component. This integrated heat dissipation structure for the turboshaft hybrid engine control system hardware utilizes a synergistic mode of water-cooled heat absorption and air-cooled heat dissipation, efficiently dissipating the large amount of heat generated by the hardware, ensuring that the hardware temperature remains stable within a safe range, and effectively preventing performance degradation or malfunctions caused by high temperatures.

This application discloses a rapid quenching device for flanges, relating to the technical field of metal heat treatment equipment. It includes: a fixed housing, partitions, guide plates, a buffer assembly, and a conveying assembly. The fixed housing is fixedly installed on the ground and has a liquid injection chamber inside. Liquid inlets and outlets are located on the periphery of the fixed housing. Four sets of partitions are vertically fixed within the liquid injection chamber, each set parallel to the periphery of the fixed housing. The upper end of the guide plate is fixedly connected to the upper end of the fixed housing, and the lower end of the guide plate is fixedly connected to the upper end of the partitions. Each guide plate and partition corresponds to a partition. Liquid passage holes are provided on both the guide plate and the partitions. The buffer assembly is rotatably mounted on the partitions, buffering flanges that slide off the partitions. The conveying assembly is fixedly installed in the liquid injection chamber and conveys the quenched flanges out of the liquid injection chamber. This application effectively reduces the problem of flange quenching devices being unsuitable for quenching a large number of flanges.

The utility model relates to the technical field of glass bottle forming, in particular to an improved glass bottle forming device. According to the technical scheme, the device comprises a base, a bottom die is fixedly installed in the middle of the upper surface of the base, side plates are symmetrically and fixedly installed on the two sides of the upper surface of the base, hydraulic cylinders are fixedly installed on the outer sides of the two side plates, and the output ends of the two hydraulic cylinders are fixedly connected with movable plates; the inner sides of the two moving plates are fixedly provided with section molds, the positions, close to the two ends, of the outer sides of the two moving plates are fixedly provided with sliding sleeves, two sliding rods are fixedly connected between the inner sides of the two side plates, the sliding sleeves are slidably connected to the outer surfaces of the sliding rods in a sleeving mode, and the middle positions of the outer surfaces of the two sliding rods are fixedly connected with sleeves in a sleeving mode. According to the glass bottle forming mold, contact impact of the mold can be avoided in the mold closing process of the glass bottle forming mold, so that the mold is prevented from being damaged, and meanwhile, the mold after mold closing is positioned.

The utility model discloses a high-efficiency adjustable quantitative filling device which comprises a material hopper, a base, a supporting and fixing frame, an adjustable quantitative assembly and a movable intercepting assembly, the supporting and fixing frame is installed on the base, and the adjustable quantitative assembly is adjustably installed on one side of the supporting and fixing frame; the movable intercepting assemblies are arranged on the two sides of the adjustable quantifying assembly, a receiving hopper is arranged at the top of the adjustable quantifying assembly, a discharging pipe is arranged at the bottom of the adjustable quantifying assembly, and the material hopper is arranged above the receiving hopper; according to the quantitative filling device, the two sides are blocked in turn through the movable intercepting assembly, materials are evenly discharged, so that the material filling speed of the adjustable quantitative assembly is increased, the quantitative filling efficiency of the quantitative filling device is improved, meanwhile, the materials are not prone to being damaged, and the adjustable quantitative assembly can adjust the capacity of an adjustable measuring cup according to the filling specification.

This utility model relates to the fields of food engineering and biotechnology, and discloses an ultrasonic-assisted defrosting device for pet food. It includes a shell, a control screen, a protective door, and a heating component. The control screen is fixedly connected to the surface of the shell, and the protective door is installed on the surface of the shell. The heating component is installed on the inner wall of the shell, and the inner wall of the shell has an installation structure including a sliding groove. A slider is slidably connected to the inner wall of the sliding groove, and a fixing rod is fixedly connected to the inner wall of the sliding groove. The arc surface of the fixing rod is slidably connected to the surface of the slider, and a placement plate is fixedly connected to the surface of the slider. A handle is fixedly connected to the surface of the placement plate. This utility model solves the problem in existing ultrasonic-assisted defrosting devices for pet food where, when the food is placed inside the device, it is often difficult to dry in layers, affecting the degree of drying and thus the working efficiency of the device.

The utility model discloses an adjustable adaptive header connecting structure which comprises a fixing frame, and one end of the fixing frame is movably provided with a middle section connecting frame through a first pin shaft. A rectangular frame is movably mounted at one end of the middle-section connecting frame through a second pin shaft; when the header connecting structure is used, spring portions on the two Z-shaped frames are aligned to hook portions of a tractor, hooks of the tractor are inserted into the springs and the inserting holes, the middle connecting frame, the fixing frame and the rectangular frame can rotate, the header connecting structure can adapt to the hook portions of the tractor with different heights, the application range is wide, and the practicability is high. The angle between the header connected to the fixing frame and the ground is not affected, when the road surface is uneven and the two Z-shaped frames move up and down on the hook, the auxiliary rotating assembly makes contact with the hook part, the spring plays a buffering role, the two Z-shaped frames are prevented from directly colliding with the hook part, and the appearance quality of the Z-shaped frames and the hook is protected.

The utility model provides a kind of end plate structure and rotor assembly, it is related to motor technical field.End plate structure includes end plate and elastic sheet.End plate is provided with multiple through holes, multiple through holes are annularly distributed around the center of end plate, at least two elastic sheets of opposite or back-to-back setting are provided at each through hole.Multiple through holes and multiple magnetic steel holes set on rotor core are one-to-one corresponding arrangement, therefore, at least two elastic sheets set on the same through hole can effectively play buffering effect to the magnetic steel set in corresponding magnetic steel hole, and at least two elastic sheets of opposite or back-to-back setting not only can increase the contact area of elastic sheet and magnetic steel, to improve buffering effect, but also can make the stress of magnetic steel relatively balanced, ensure that magnetic steel is smoothly in place under the buffering effect of elastic sheet.Visible, the end plate structure provided in the utility model embodiment effectively avoids the problem that magnetic steel and end plate directly collide and appear breakage and jam etc during assembly, significantly improves assembly quality.

This utility model discloses a tank-type stacked pressure-free variable frequency secondary water supply device, relating to the technical field of water supply equipment. It includes a flow stabilizing tank, a pump assembly, a pressure stabilizing tank, and a detection assembly. The flow stabilizing tank is connected to the equipment's inlet pipe. The pump assembly is connected to the outlet pipe of the flow stabilizing tank and includes multiple pump units, each independently frequency-controlled, pumping water to the outlet pipe. The pressure stabilizing tank is connected to the outlet pipe and used to balance water pressure fluctuations. The pressure stabilizing tank includes a shell and multiple air chambers, each with a different internal pressure. The detection assembly, located on the outlet pipe, includes a pressure sensor and a pressure switch. The pressure sensor detects water pressure changes on the outlet pipe, and the pressure switch controls the start and stop of the pump units. The technical solution provided by this utility model aims to solve the problem of insufficient capacity of traditional large-capacity single-chamber tanks to cope with high-frequency pressure fluctuations, ensuring a stable water supply.

The utility model relates to the technical field of robot bases, in particular to a robot obstacle avoidance recognition anti-collision base which comprises a base body, an anti-collision assembly is arranged at the front end of the base body, and adjusting assemblies are arranged on the two sides of the base body. And the anti-collision assembly comprises a shock absorber, and an anti-collision plate is fixedly installed at one end of the shock absorber. According to the robot base, due to the arrangement of the anti-collision assembly, after the supporting rods rotate downwards, the occupied area of the base body can be increased, the situation that the base body topples over at the moment of collision is avoided, the stability of the base body at the moment of collision is guaranteed, the shock absorbers play a role in energy dissipation and vibration reduction, and the sponge cushion plays a role in buffering; and through the arrangement of the adjusting assembly, the base body can conveniently run across obstacles, the height of the gravity center of the base body can be reduced, the stability during advancing is improved, the height of the bottom of the base body is adjusted, and the practicability of the base body is improved.

A kind of encapsulation module capacitor and preparation method thereof, encapsulation module capacitor includes shell, encapsulation layer and capacitor body;The shell is provided with the fixing cavity for fixing capacitor body;Encapsulation layer is filled in fixed cavity to fix capacitor body;Capacitor body is set in fixed cavity, including the two lead-out end frame of relative arrangement, multiple capacitor chip modules spaced apart between the two lead-out end frame and multiple connection frames respectively arranged in adjacent two capacitor chip modules;Connection frame includes connection frame body, multiple first soldering pins spaced apart on the side of connection frame body and multiple second soldering pins spaced apart on the other side of connection frame body, multiple first soldering pins and multiple second soldering pins are sequentially arranged alternately;The setting of the present application connection frame and lead-out end frame, can improve the tolerance of prepared capacitor in high pressure and complex working conditions, so that capacitor has higher reliability in special working environment.

The utility model discloses an electronic workshop material conveying device which takes a conveying robot as a core, a placing table is arranged at the top and used for bearing materials, transverse and longitudinal moving wheels are arranged at the bottom, and the sliding connection design of a bottom rail groove and an embedded ball is combined, so that the moving flexibility and the positioning accuracy in a workshop are greatly improved; the positioning stand columns and the movable stand columns are arranged on the outer side of the containing table, the elastic pressing belts are connected through the lifting screw rods and the lifting sleeves, materials of different sizes can be effectively fixed, the material containing stability is further enhanced through the design of anti-skid lines, telescopic springs and baffle rings on the top of the containing table, and the materials are prevented from sliding off; by means of the device, the problems of an existing material conveying device in the aspects of moving flexibility, material fixing and maintaining convenience are effectively solved, and the overall efficiency and reliability of material conveying of the electronic workshop are improved.

The present application relates to the technical field of planting and repairing of mudflat mangrove, and discloses a method for constructing mangrove mudflat suitable land based on lifting elevation, which comprises the following steps: S1, constructing mudflat suitable land: constructing suitable land according to target elevation; S2, constructing primary protection structure: constructing wooden pile protection structure on the sea side of suitable land; S3, constructing secondary protection structure: constructing oyster reef protection layer between the periphery of suitable land and the wooden pile protection structure; S4, constructing ecological dam: constructing ecological dam between the primary protection structure and the secondary protection structure, forming water storage area between the ecological dam and the secondary protection structure, and the ecological dam is further provided with a plurality of planting areas for filling planting biological nutrients. The present application can reduce the adverse effects of wind, wave and tide on mudflat and mangrove seedlings, improve the effect of mud and dam fixation, improve the survival rate of mangrove, and optimize the marine ecological environment.

The utility model relates to electric motor car technical field discloses a kind of electric motor car motor of middle placement, including protective shell, the inner bottom wall of protective shell is fixedly connected with backing plate, the utility model passes through polyurethane elastomer backing plate, absorbs the vibration energy generated when motor runs, play buffering effect, to reduce the amplitude of vibration transmission to external structure, effectively reduce the noise caused by vibration, simultaneously, sound insulation and noise reduction board of protective shell both sides, its internal fiber structure can produce multiple reflection and absorption to sound, further reduce noise propagation, the aperture of conical sound insulation hole on the surface of sound insulation and noise reduction board gradually decreases, so that sound is hindered and reflected by different aperture size when passing, effectively reduce the propagation intensity of sound, reach better sound insulation and noise reduction effect, significantly reduce the noise when electric motor car motor runs, avoid the adverse effects of traditional motor noise on riding comfort and surrounding living environment.

The utility model discloses a paperboard creasing device, which relates to the paperboard processing field, and comprises a base, both sides of the upper end of the base are integrally formed with support plates, one end of the support plates on both sides far away from the base is fixedly provided with an upper fixing plate, and the center position of one end of the upper fixing plate far away from the support plates on both sides is fixedly provided with a hydraulic cylinder. Moving plates are slidably mounted in the supporting plates on the two sides, a driving motor is fixedly mounted on one side of each moving plate, a threaded rod is fixedly mounted on an output shaft of each driving motor, an inner threaded sliding block is in threaded connection with the outer ring of each threaded rod, and a connecting column is fixedly connected to the bottom of each inner threaded sliding block. An indentation plate is fixedly mounted at the end, away from the internal thread sliding block, of the connecting column. By the adoption of the structure, the buffer spring in the moving groove plays a role in buffering, the moving plate is prevented from being subjected to overlarge impact force in the descending process, and the device and a paperboard are protected against damage.

The utility model relates to mechanical design technical field discloses a high accuracy balance air conditioner engine crankshaft, including front end spindle neck, the front end spindle neck rear side fixedly connected with first connecting sleeve, first intermediate spindle neck is fixedly connected with first connecting sleeve rear portion, first intermediate spindle neck outside fixedly connected with front balance ring, first intermediate spindle neck left and right sides all fixedly connected with primary crank arm, primary crank arm inside fixedly connected with primary connecting rod axle neck, primary crank arm bottom fixedly connected with primary crank balance weight, the crank balance weight bottom fixedly connected with balance counterweight sliding block, first intermediate spindle neck rear portion fixedly connected with secondary crank assembly, the utility model discloses, this crankshaft passes through multiple spindle neck dispersion load, promotes the alternating complex load capacity, axle neck cover and lubrication structure stable gap, balance weight and adjusting screw optimization dynamic balance, reduce the failure risk greatly.

This application relates to the field of sealing, and in particular to a sealing ring for a hydraulic cylinder. It includes a sealing ring body installed at the cylinder body and end cap. An annular buffer groove is formed on the side of the sealing ring body away from the end cap, and multiple buffer components are present within the groove. Each component includes a buffer cavity, a buffer spring, a buffer rod, and a buffer end plate. There is a gap between the buffer rod and the inner wall of the buffer cavity. An oil guide channel is present within the sealing ring body. The buffer rod and buffer end plate are made of rubber, the buffer end plate has a tapered surface, the buffer rod has an oil passage hole, and the middle of the buffer rod has an oil passage. A rubber sealing ring is located at the end of the sealing ring near the end cap, and multiple annular grooves are formed on this side. This application achieves the effects of reducing the impact of the piston on the connecting rod, not affecting the service life of the sealing ring, reducing hydraulic oil leakage, increasing the resistance of the buffer rod to the piston, dispersing and buffering hydraulic impact force, improving the sealing tightness, and ensuring stable sealing performance of the hydraulic cylinder.

The utility model relates to the field of filling, in particular to a drip-proof nozzle device of a soy sauce filling machine. The device comprises a vertically arranged infusion tube, a control device is arranged outside the infusion tube, the control device comprises a sleeve wrapping the infusion tube, a driving device is arranged at the top of the sleeve, and the driving device can drive the sleeve to slide up and down along the infusion tube; a second filling hole is formed in the side face of the sleeve, a first filling hole corresponding to the second filling hole is formed in the side face of the filling pipe, and the second filling hole and the first filling hole coincide when the sleeve is located at the lowest end. In the non-filling state, when the sleeve is located at the position above the lowest end, the second filling hole and the first filling hole are staggered, the interior of the filling pipe is not communicated with a source of filled soy sauce, so that the soy sauce in the filling pipe is isolated from the outside, meanwhile, the residual soy sauce in the filling pipe can be removed through the air pump, the soy sauce is effectively prevented from leaking due to the gravity effect, and the service life of the soy sauce is prolonged. The waste of soy sauce and the pollution of the production environment are avoided, and the sanitary quality of the product is ensured.