39results about How to "Reduce rebound speed" patented technology

A setting tool for driving fastening elements in a constructional component includes piston stop device for braking the setting piston, and is located at an end region of the hollow chamber of the piston guide in which the setting piston is displaceable, and has a damping element supported against a bottom, a stop element for the setting piston and adjoining the damping element in a direction of the hollow chamber, and an inertia body cooperating with the stop element and displaceable in a direction parallel to a longitudinal extent of the setting piston between first and second stops both of which are connected with the stop element and a distance between which, in a direction parallel to the longitudinal extent of the setting piston, is greater than a length of the inertia body in a same direction by length of a decoupling path.

A quantity control valve (10), in particular for metering a fluid for a downstream high-pressure pump (2), with an axially movable valve needle (14) and a valve element (16) that can be impinged upon by the valve needle (14) in an opening direction, wherein the valve element (16) delimits a damping chamber (26), wherein an annular gap (31) with at least one protrusion (32) is present between a wall (25) of the damping chamber (26) and the valve element (16).

The invention discloses an integral inertial particle separator based on the wall surface rebounding characteristic. The integral inertial particle separator comprises an outer shell, a diverter and acentral body which are coaxially arranged from outside to inside, an air inlet channel is formed by the front half section of the central body and the front half section of the outer shell in a surrounding mode, a main flow channel is formed by the rear half section of the central body and the inner wall face of the diverter in a surrounding mode, and an eliminating flow channel is formed by therear half section of the outer shell and the outer wall face of the diverter in a surrounding mode; and the inner wall face of the outer shell is coated with a first coating, and the first coating ismade of an anti-impact energy absorption material. According to the integral inertial particle separator, the inner wall face of the outer shell is coated with the first coating made of the anti-impact energy absorption material, so that after particles entering the particle separator impact the outer shell, impact energy is absorbed by the coating, the particle rebounding speed is decreased accordingly, the particles difficultly return back to the main flow channel and are discharged out of an engine along the eliminating flow channel, and the particle separating efficiency is improved advantageously. The invention further provides an aero-engine, which comprises the integral inertial particle separator.

The invention relates to a medical injection chair, in particular to a medical injection chair with a warm keeping function. The medical injection chair with the warm keeping function achieves the technical purposes that the injection chair can have the warm keeping function, certain personnel items can be placed for patients, and a comfortable infusion environment is provided for the patients. The medical injection chair with the warm keeping function comprises brackets, an injection chair body, armrests, a box body, a placement platform, fixing arms, first rotating shafts, winding reels, pull wires, first sliding rails, first sliding blocks, first springs and the like; the injection chair body is arranged at the tops of the brackets, the armrests are arranged at the two sides of the injection chair body, and the box body is connected to the middle of the injection chair body. According to the medical injection chair, blankets in the box body are utilized to be laid on the injection chair body where the patients sit, the good infusion environment can be provided for the patients during infusion, the blankets can be automatically recycled at the same time, surface impurities of theused blankets are removed, and impurities generated by cleaning the blankets are collected.

The invention discloses a soft bouncing robot and its method for quick release and recovery of energy. A main body is arranged in the housing, and an energy storage part is arranged at one end of the main body. The energy storage part is used to convert the input mechanical energy into elastic energy for storage to realize For the jumping of the bouncing robot, the other end of the energy storage part is provided with a foot, and the other end of the main body is provided with a control center of gravity part. Tilting in a fixed direction produces a fixed take-off angle; the energy storage part is equipped with an energy collection part and an energy release part. The energy collection part is used to control the relative movement between the main body and the foot; release the elastic energy stored in the energy storage part. The invention has the advantages of compact structure, simple control, stability and reliability.

The invention discloses a mechanical adaptive shock absorber. The mechanical adaptive shock absorber comprises a screw, wherein a screw body of the screw is in sleeve joint with a spring washer, the screw body of the sleeve is in sleeve joint with a spring, the screw body of the sleeve is in sleeve joint with an acceleration induction balancing weight, the screw body of the sleeve is in sleeve joint with a compression valve plate, the screw body of the sleeve is in sleeve joint with a compression throttling valve plate and the screw body of the sleeve is in sleeve joint with a compensation valve plate. According to the mechanical adaptive shock absorber, when a vehicle is turning, the vertical motion speed of wheels is lower, the motion speed of the shock absorber is low, the vertical acceleration is lower, the spring cannot be compressed by the acceleration induction balancing weight under inertia, at the moment, the compression throttling valve plate and the compensation valve platereceive pre-tightening force from the spring and are not easily opened, so that compression damping is kept, and controllability is improved. The mechanical adaptive shock absorber is applicable to anautomobile.

The invention relates to a novel positive-pressure joint. Mutually matched spiral motion guiding structures are arranged on the contacting portions of an inner shaft and an outer shell, so that local spiral motion is generated. Therefore, when the inner shaft is restored to an original position from a compression position, speed is effectively reduced, the striking rebounding effect commonly existing in a traditional positive-pressure joint is eliminated and negative-pressure backflow of blood is avoided. The novel positive-pressure joint is simple in structure, free of addition of components and obvious in effect.

The invention relates to the technical field of repairing devices, and discloses a repairing device of an antique building aluminum part. The repairing device comprises an assembling block and a clamping plate, wherein the assembling block is a solid cubic hard block, and is characterized in that a horizontal groove is formed in a horizontal middle point of the assembling block, a hammer handle isfixedly installed on the right side of the assembling block, L-shaped connecting rods are fixedly installed in holes in the front part and the rear part of the assembling block, arc-shaped plates areboth fixedly installed on the two L-shaped connecting rods, a hammering device is fixedly installed below the assembling block, rotating columns are both movably installed at the middle points of thefront end and the rear end of the clamping plate, fixing plates are fixedly installed on the movable columns, limiting plates are movably installed on the left wall surface and the right wall surfaceof the front end and the rear end of the clamping plate. The repairing device of the antique building aluminum part provides the whole device to be a hammer body and the clamping plate, a user can put the whole device into a tool box for carrying, a plurality of clamping plates can be carried according to different positions with different deformation lengths at the same time, so that the workingefficiency and the safety of the user can be improved.

The invention relates to the technical field of spraying devices, and discloses automatic spraying equipment for demoulding oil in a PC component production line, including a spray box, a panel arranged on the upper surface of the spray box, and an external connecting pipe arranged on the upper surface of the panel, and the spray box There is a placement mechanism and a braking mechanism inside, and a spray mechanism is set at the lower end of the panel. The spray mechanism is set inside the spray box through the panel, and the release oil is filled in the storage box, and the release oil will flow along the electric push rod. A enters the nozzle, and the mold release oil is sprayed by the nozzle. During the spraying process, the storage box will be connected to the panel through the threaded bolt, so that the leverage point of the nozzle is the whole spray box, which improves The stability of the nozzle during the working process prevents the nozzle from shaking during the working process, resulting in uneven spraying, and improves the spraying quality.

The invention provides a spatial rope net based on a constant force tearing belt. According to the spatial rope net, partial rope segments, such as rope segments close to the middle of an edge threadrope, of the edge thread rope of the rope net are oppositely folded and overlapped and tied by the constant force tearing belt with the specific strength, that is to say, a fine thread with the certain breaking strength is used for sewing the oppositely-folded rope, and the number of sewing stitches and the density of the stitches are determined by the tearing force strength set by a task. After the rope net is spread to a certain area, the distance between every two adjacent rope nodes tied with the constant force tearing belt is larger than a preset value, the sewing stitches of the constantforce tearing belt start to break at this moment, and further relative separation motion of the rope nodes at the two sides is blocked. After the combined effect of multiple constant force tearing belts, a net opening of the rope net is reduced, the whole rebound speed of a net body can be lowered, the longitudinal motion change of the rope net is small, the valid working time of the rope net iseffectively prolonged, and the valid working distance of the rope net is effectively lengthened.

The invention relates to the field of shoes, in particular to a shoe. The technical problem to be solved by the present invention is to provide a kind of shoes. A shoe, comprising a shoe body, a control switch, a charging port, a power supply control module and an air cushion type splash-proof mechanism; a control switch is arranged in the middle of the top of the shoe body; A power supply control module is arranged on the side. This device protects the water droplets when stepping on and lifting the feet; protects the joint between the sole and the upper from being covered by small water droplets bouncing on the surface, and soaking the joint for a long time will cause the sole and the upper to be glued The problem.

The invention provides a household vegetable slicing tool, which includes a slicing plate, one end of the slicing plate is embedded with a slicing groove, both sides of the slicing groove are provided with limiting frames, both sides of the limiting frame are provided with stretching belts, and the two sides of the stretching belt are The side is provided with a stretching plate, one side of the stretching plate is stretched with a telescopic column, one side of the telescopic column is elastically equipped with an elastic belt, and one end of the telescopic column is provided with a contact claw. One end of the movable frame makes it easy to fix the sliding plate through the clamping block, and can avoid the situation that the sliding plate is easy to shake when the slicer is slicing vegetables, and can further increase the sliding plate through the small clamping block The contact area between the fixed plate and the sliding plate and the slice rack can be further reinforced by a small clamping block, so that the slice rack is more stable during use.

The invention provides an air cylinder, a pump body assembly and a compressor; the air cylinder comprises a cylinder body (1), a sliding piece (2) and a sliding groove (3) are arranged on the cylinderbody (1), the sliding piece (2) is arranged in the sliding groove (3) in a sliding manner, a locking part is further arranged on the cylinder body (1), when the pressure of outer gas of the air cylinder reaches the preset pressure, the locking part locks the sliding piece (2), and when the pressure of the outer portion of the air cylinder is smaller than the preset pressure, the locking of the sliding piece (2) is relieved. According to the air cylinder, the phenomenon that when the interior pressure of the compressor is too high, the compressor continuously carries out compression is avoided, and the safety protection performance of the compressor is improved.