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89results about How to "To achieve the buffer effect" patented technology

Mining machinery accessory display stand

ActiveCN108125471AAchieve secure fixationTo achieve the purpose of safely fixing mining machinery accessoriesNon-rotating vibration suppressionShow shelvesEngineeringPulley
The invention discloses a mining machinery accessory display stand, and relates to technical field of mining machinery. The display stand comprises a base, buffering pull rods are connected with the interiors of buffering frames in a penetrating mode, the ends, located inside the buffering frames, of the buffering pull rods are sleeved with buffer springs, the top ends of the buffering pull rods are fixedly connected with lower fixing blocks, the lower fixing blocks are fixedly connected with pull ropes, the bottom ends of hanging rods are rotatably connected with fixed pulleys, the surfaces of the pull ropes are slidably connected with the fixed pulleys, one sides of supporting frames are fixedly connected with buffering slide rails, the buffering slide rails are slidably connected with buffering sliding blocks, upper fixing blocks are fixedly connected with the buffering sliding blocks, a display plate is fixedly connected to one sides of the buffering sliding blocks, the surface ofthe display plate is fixedly connected with an adjusting device, and clamping devices are fixedly connected to the surface of the adjusting device. According to the display stand, effects of safe fixation and buffering of mining machinery parts are achieved, and the angle after fixing can be adjusted to facilitate the display.
Owner:HEFEI DONGLU MACHINERY MFG

Buffer control system of swing mechanism, buffer control method and crane

ActiveCN104477800AAchieving dynamic changes in buffer pressurePressure setpoint decreasesServomotor componentsFluid-pressure actuator componentsControl systemStreamflow
The invention discloses a buffer control system of a swing mechanism, a buffer control method and a crane, and relates to the field of engineering machinery. According to the invention, on one hand, an electric proportional overflow valve is adopted, the pressure set value of the overflow valve is changed via changing the control current of the electric proportional overflow valve, the dynamic variation of the buffer pressure of the overflow valve is realized, and the electric proportional overflow valve can be adaptive to the buffer requirement of different loads, for example, under the working conditions of low hoisting weight, slow stop of swinging and the like, the pressure set value can be reduced by changing the control current of the electric proportional overflow valve, so that a relatively good swing buffer effect can be obtained under the working conditions, and on the other hand, a valve core of a reversing valve can be controlled to reverse by adopting a proportional electromagnetic valve; the pressure of a control opening can be released slowly according to the setting of the proportional electromagnetic valve so as to achieve the buffer effect of stopping buffer, and especially when the external control oil source pressure and the flow rate variation are relatively high, the stability of swing stop can be improved.
Owner:XUZHOU HEAVY MASCH CO LTD

Shock-absorbing large-turning-angle spherical steel support

The invention discloses a shock-absorbing large-turning-angle spherical steel support. The shock-absorbing large-turning-angle spherical steel support comprises a box body, a base, a ball core and anupper seat plate. The base is arranged in the box body and capable of sliding in the box body, and the ball core is of a double-spherical-crown-surface structure, wherein the upper surface is an upperconvex spherical crown surface and the lower surface is a lower convex spherical crown surface. The bottom of the ball core is connected with the base in a sliding fit mode and a spherical crown surface mode, and the top of the ball core is connected with the upper seat plate in a sliding fit mode and a spherical crown surface mode. According to the shock-absorbing large-turning-angle spherical steel support, the base and the upper seat plate achieve the purpose of mutual sliding through the ball core of which the upper and lower surfaces are spherical crown surfaces, and the needs of use ofa large turning angle can be met; the circumference of the ball core is further connected to the base through tension springs to achieve the effect of preventing jumping and slipping of the ball corein the rotation process; the base is capable of sliding in the box body, and cushioning springs can achieve the buffering effect, so that the impact force of the base on the box body under the force condition is reduced, and the usage requirements of moving in various directions of the spherical steel support are satisfied; and the upper seat plate is further provided with shock absorbing springsto achieve the shock absorption effect.
Owner:浙江秦山橡胶工程股份有限公司

Cloth dehydrator with self-adaptive damping device

The application relates to the technical field of weaving machines and discloses a cloth dehydrator with a self-adaptive damping device. The cloth dehydrator comprises a dehydrator body and a base. Aconnection part is arranged on the base and corresponds to a buffer rack body. An upper support part, a lower support part and guide rods are arranged on the buffer rack body. The guide rods are inserted with upper springs and lower springs in a sleeving manner. The lower springs are equipped with L-shaped hydraulic cylinders. First piston rods of the L-shaped hydraulic cylinders are fixedly connected with lower adjusting rods. An inner drum is arranged in the dehydrator body and rotatably connected with the inner wall of the dehydrator body. The bottom of the inner drum is connected with a rotary rod. The side surface of the rotary rod is equipped with multiple arc blocks. The arc blocks correspond to second piston rods of the L-shaped hydraulic cylinders. According to the vibration frequency of the inner drum of the dehydrator body, the arc blocks squeeze the second piston rods to different extent and indirectly generate different degrees of compression deformation to the lower springs. Therefore, the self-adaptive adjusting buffer effect of the vibration frequency of the dehydrator body is achieved.
Owner:宁波隆锐机械制造有限公司

Buffering and driving system of missile folding mechanism

InactiveCN103105102AThe principle is simpleMovement speed controllableProjectilesActuatorControl theory
The invention relates to a buffering and driving system of a missile folding mechanism. The buffering and driving system of the missile folding mechanism comprises an ignition mechanism at one end of an actuator cylinder and a piston in the actuator cylinder and driven by the actuator cylinder. The ignition mechanism comprises a grain in the actuator cylinder and an electric spark pipe out of the grain, a partition plate is positioned between the grain and the electric spark pipe to separate the grain from the electric spark pipe, and the electric spark pipe ignites the grain. A piston rod is mounted on one end of the piston, and the piston rod stretches out of the other end of the actuator cylinder and is connected with the folding mechanism through a connecting piece. The actuator cylinder is divided into a power cavity and a buffering cavity, a communicating channel parallel to an axis of the actuator cylinder is arranged on an inner wall of the actuator cylinder, one end of the communicating channel is communicated with the power cavity, and the other end of the communicating channel is connected with the buffering cavity. The buffering and driving system of the missile folding mechanism has the advantages that principle is simple, moving speed of the piston can be controlled, buffering effect is achieved, sufficient power output is guaranteed, and the system is capable of meeting buffering technology demand of various missile folding mechanisms.
Owner:JIANGXI HONGDU AVIATION IND GRP

Multichannel speed-control liquid nitrogen buffer fluid infusion device

The invention relates to the technical field of low temperatures, in particular to a multichannel speed-control liquid nitrogen buffer fluid infusion device. The device comprises a buffer tank, a fluid inlet pipe and a plurality of fluid outlet pipes, wherein the fluid inlet pipe and the fluid outlet pipes are respectively arranged at the bottoms of two sides of the buffer tank; a fluid inlet is formed in one end of the fluid inlet pipe and is used for importing liquid nitrogen to the buffer tank; the other end of the fluid inlet pipe is connected with a buffer tank inlet; a buffer baffle plate is arranged in the buffer tank and is used for reducing the flow speed of the high-speed liquid nitrogen; an exhaust and pressure reduction opening is formed in the top end of the buffer tank, the opening size of the exhaust and pressure reduction opening is adjustable; the exhaust and pressure reduction opening is used for controlling the flow speed of the liquid nitrogen; fluid outlets are formed in one ends of the fluid outlet pipes and are used for outputting liquid nitrogen; the other ends of the fluid outlet pipes are connected with a buffer tank outlet; and the fluid outlet pipes are used for realizing multichannel speed-control output of liquid nitrogen. According to the device, the technical problems that liquid nitrogen at extremely low temperatures lacks of mature buffer device and method, manual operations are required, the liquid nitrogen flows acutely when directly flowing out from large-scale Dewar tanks, the flow speed is uncontrollable and the liquid nitrogen cannot be continuously and stably output are solved.
Owner:HUAZHONG UNIV OF SCI & TECH

Permanent magnet synchronous motor with protection structure

A permanent magnet synchronous motor with a protection structure disclosed by the present invention comprises a fixed plate, a protection shell and a water storage bin, a damping spring is arranged in a support sleeve, the top end of the damping spring is connected with a support rod, the top end of the support rod is connected with a fixed base, a movable rod is arranged in a movable clamp, and the fixed base is connected with a fixed base. And the top end of the movable rod is connected with a movable block. Through the arrangement of the damping springs and the elastic springs, after a worker puts the permanent magnet synchronous motor body into the fixed base, the self weight of the permanent magnet synchronous motor body and generated vibration press the supporting rods downwards to enable the damping springs to deform, and the damping springs can offset partial force with the permanent magnet synchronous motor body according to self elasticity; when the movable rod is stressed, the movable rod can drive the connecting rod to extrude the elastic spring so that the elastic spring can deform, the elastic spring can push the connecting rod towards the two sides according to the elasticity of the elastic spring, and therefore the buffering effect is achieved, and the damping performance of the device is further improved.
Owner:JIAXING UNIV

Double-head-adjusting eccentric measuring and adjusting plugging device

The invention discloses a double-head-adjusting eccentric measuring and adjusting plugging device. The double-head adjusting eccentric measuring and adjusting plugging device includes an upper buttingrod, an intermediate cylinder, a limiting cam, an upper adjusting rod, a water outlet cylinder, a valve element and a lower adjusting rod. The bottom of the intermediate cylinder is connected with the top of the water outlet cylinder, the bottom of the upper butting rod is inserted into the upper part of the intermediate cylinder and is in threaded connection with the intermediate cylinder, and the limiting cam is further arranged in the intermediate cylinder. The two sides of the limiting cam are connected with the two sides of the intermediate cylinder by pin shafts, the limiting cam is located below the upper butting rod, and the lower end of the upper butting rod is clamped into a clamping groove in the top of the limiting cam. The upper adjusting rod is located in a cavity of the intermediate cylinder and a cavity of the water outlet cylinder simultaneously, the top of the upper adjusting rod vertically penetrates through the limiting cam and is coupled with a flat hole in the bottom of the upper butting rod, the bottom of the upper adjusting rod is flexibly connected with the top of the valve element, and the conical surface of the bottom of the valve element is located at the top of the lower adjusting rod. According to the principles, the plugging device can be replaced after being removed with a throwing-in-and-pulling instrument, a water distributor needs not to be taken out integrally, clamping and plugging is not prone to occurring, two-way adjustment can also be carried out, and use is convenient.
Owner:四川省科学城久利电子有限责任公司

Special-shaped wallboard with anti-collision function

The invention discloses a special-shaped wallboard with an anti-collision function, and relates to the technical field of wallboards. The special-shaped wallboard comprises a main wallboard body and an auxiliary wallboard body, wherein upper and lower connecting structures are arranged at the upper ends of the main wallboard body and the auxiliary wallboard body, and a left and right connecting structure is arranged on one side face of the main wallboard body; and the main wallboard body and the auxiliary wallboard body are rotationally connected through a hinge, and one main wallboard body and one auxiliary wallboard body form one wallboard. According to the special-shaped wallboard with the anti-collision function, during use, auxiliary sleeves are driven to move while anti-collision plates move and are collided to move, so that the auxiliary sleeves extrude auxiliary springs, auxiliary sliding columns slide in the auxiliary sleeves, and then the buffering effect is achieved; and themain wallboard body and the auxiliary wallboard body can be better protected through the effects of primary damping and auxiliary damping, and the wallboard is not prone to deform when impacted by external force, so that the attractiveness of the wallboard is effectively kept.
Owner:GOLD MANTIS FINE DECORATION TECH SUZHOU CO LTD

Double-wheel high-precision grinding machine applied to roller manufacturing

The invention discloses a double-wheel high-precision grinding machine applied to roller manufacturing, and relates to the technical field of material grinding. The double-wheel high-precision grinding machine comprises a grinding machine body, and the grinding machine body comprises a grinding machine frame body; a grinder mechanism is fixedly connected to the interior of the grinding machine frame body, and a fixed roller is arranged in the grinder mechanism; and a grinding seat is fixedly connected to the outer surface of the grinding machine frame body. According to the grinding machine, through cooperation of a friction block, a pressure-resistant ring and an inner supporting ring, the friction block is in pressing contact with the surface of the roller, and the friction block is buffered in the pressing process through cooperation with the internal pressure-resistant ring; the inner supporting ring is used for resistance to the pressing force of the pressure-resistant ring, and the grinding machine has the characteristic of buffering the friction block; the problem that the contact speed is too high during friction and the pressure on the surface of the friction block is increased and consequently the friction block is damaged is solved; and the effect that the friction block can be buffered when rubbing with the roller is achieved.
Owner:南通合盛制辊有限公司

Smart city signal lamp capable of automatically reinforcing bottom and preventing shaking based on wind power

The invention relates to the technical field of signal lamps, and discloses a smart city signal lamp capable of automatically reinforcing the bottom and preventing shaking based on wind power, the smart city signal lamp comprises a lamp post and a fan, the fan is arranged at the top of the lamp post, buffer mechanisms are arranged on the left and right sides of the lamp post, a base is arranged at the bottom of the lamp post, and a resistance plate is movably mounted at the bottom of the base. According to the smart city signal lamp capable of automatically reinforcing the bottom and preventing shaking based on wind power, friction force between a resistance plate and the ground is increased when the resistance plate makes contact with the ground by arranging a friction block and a protrusion and utilizing the bottom surface of the resistance plate and the outer surface of the friction block, and meanwhile, along with rotation of a fan, the friction block continuously shrinks in a shrinkage rod; the friction force between the base and the ground is increased due to the fact that the protrusions are made of alloy materials and the tips are arranged at the bottoms of the protrusions, the friction force between the base and the ground is increased through multiple combinations, and the possibility of rollover of the device is reduced.
Owner:浙江瑞利工程有限公司

Instant heating type intelligent closestool

The invention belongs to the technical field of bathroom accessories and particularly relates to an instant heating type intelligent closestool. The instant heating type intelligent closestool comprises a heating pipe and an outer pipe which is arranged outside the heating pipe in a sleeving way; the back end of the heating pipe is connected with a water inlet pipe; a water flow channel is formedbetween the heating pipe and the outer pipe; the water flow channel is communicated with an inner hole of the heating pipe; a water mixing chamber is arranged on the outer side wall of the outer pipe;a chamber is arranged in the water mixing chamber; a cover plate for sealing the chamber is arranged on the water mixing chamber; a vertically arranged partition plate is arranged in the chamber; thepartition plate divides the chamber into a water inlet chamber and a water outlet chamber; a notch is formed in one end of the upper end part of the partition plate; the water inlet chamber and the water outlet chamber are communicated through the notch to mix water; the water flow channel is communicated with the water inlet chamber through a water passing hole formed in the pipe wall of the outer pipe; the water outlet chamber is connected with a water outlet connector; after the heated water is mixed through the water mixing chamber, the water temperature is guaranteed to be uniform and the water outlet point is arranged at the highest point, so that the buffer effect is achieved and the use comfortability of users is guaranteed.
Owner:COMA INTELLIGENT TECH CO LTD

Embedded control street lamp based on RFID technology

The invention discloses an embedded control street lamp based on RFID technology, and relates to the technical field of street lamps. The embedded control street lamp based on the RFID technology comprises a supporting rod, wherein a vertical rod is fixedly connected to the top of the supporting rod, a solar cell panel is fixedly connected to the top of the vertical rod, a supporting arm is fixedly connected to the upper portion of one side of the supporting rod, a box body is fixedly connected to the top of the supporting arm through a supporting rod, the bottom of the inner wall of the box body is sequentially and fixedly connected with a storage battery and an inverter from left to right, and the top of the inner wall of the box body is sequentially and fixedly connected with a controller and a timer. According to the embedded type control street lamp based on the RFID technology, the structural design of a return groove, a bearing, a rotating shaft and a cleaning roller is adopted,and the controller, the timer and an electric push rod are matched, so that the effect that the lower surface of the lamp body is subjected to dust removal is achieved, the heat dissipation effect isprevented from being influenced by excessive dust, the maintenance cost is reduced, and the service life of the street lamp is prolonged.
Owner:WEST ANHUI UNIV

High molecular material extrusion molding device

The invention discloses a high molecular material extrusion molding device. The device comprises a molding device body; openings are formed in the left side and the right side of the front surface ofthe molding device body correspondingly; an electric telescopic rod is fixedly connected to the left side of the molding device body; a toothed plate is fixedly connected to the output end of the electric telescopic rod; a gear is engaged with the front surface of the toothed plate; a transmission rod is fixedly connected to the right side of the gear; the end, far away from the gear, of the transmission rod penetrates through the molding device body and extends to the front side of the molding device body; the transmission rod is movably connected with the molding device body through a bearing; and sealing plates which are located on the front sides of the openings are fixedly connected to the left side and the right side of the surface of the transmission rod correspondingly. By means ofthe high molecular material extrusion molding device, the problems that most of existing extrusion molding devices are provided with completely sealed shells, cleaning is inconvenient for a user, high molecular materials are prone to being glued to the interiors of the extrusion molding devices after long-time use, and consequently the subsequent material production is affected are solved.
Owner:苏州新华美塑料有限公司

Travel switch buffer device

The invention relates to the technical field of detection instruments. The invention discloses a travel switch buffer device that comprises a base body and a firing pin; a U-shaped pipe is arranged onone side of the base body, a buffer cavity and a pressure return cavity are formed in the left side and the right side of an inner cavity of the U-shaped pipe correspondingly and communicate with each other, a buffer rod and a pressure return rod are slidably connected into the buffer cavity and the pressure return cavity correspondingly, and a connecting rod is fixedly connected to the end, extending out of the buffer cavity, of the buffer rod. The U-shaped pipe is arranged on one side of the firing pin; buffering can be achieved through hydraulic oil in the U-shaped pipe; the buffer rod isdriven by hydraulic oil; kinetic energy of a mechanical part is converted into kinetic energy of the pressure return rod; and then the pressure return rod reacts on the mechanical part, so that the buffering effect is achieved, the degree of dependence on the rigidity of the spring is small, a large buffering reaction force is generated only by utilizing the kinetic energy of the mechanical part when the mechanical part is close to a stop position, the good buffering effect is achieved, and normal movement of the mechanical part can be guaranteed.
Owner:江苏深盐达新能源科技有限公司

Industrial fan mounting support frame device with reminding and buffering functions

The invention relates to the technical field of industrial fans, and discloses an industrial fan mounting supporting frame device with the reminding and buffering functions.The industrial fan mounting supporting frame device comprises a machine shell and a fan, a first push rod is slidably connected into the machine shell, a transmission block is arranged at the end, away from the inner wall of the machine shell, of the first push rod, and a connecting rod is rotatably connected to the surface of the transmission block. The end, away from the transmission block, of the connecting rod is rotationally connected with a sliding block, and the surface of the sliding block is fixedly connected with a movable contact. According to the industrial fan mounting supporting frame device with the reminding and buffering functions, when fan blades drive a fan to vibrate, the fan drives the transmission block to rotate through a second push rod, the transmission block drives the sliding block to slide through the connecting rod, the movable contact makes contact with a fixed contact, and therefore an electrorheological fluid solution on the upper portion of the second push rod becomes a solid, and the transmission block drives the first push rod to extrude the surface of the fan, vibration of the fan on the supporting frame is relieved, and therefore the buffering effect is achieved.
Owner:上海旌磊技术中心
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