66results about How to "Good anti-torsion performance" patented technology

The invention relates to a vacuum packing method, a vacuum packing treatment device and a treatment method of the vacuum packing treatment device. The vacuum packing treatment device comprises a shaping mechanism for a shaping station and a vacuumizing mechanism for a vacuumizing station, and the shaping mechanism comprises a shaping mechanism lifting air cylinder, a shaping mechanism mounting plate, an upper shaping plate connecting plate and a shaping plate. The shaping mechanism lifting air cylinder is mounted on the shaping mechanism mounting plate, the movable end of the shaping mechanismlifting air cylinder is hinged to the upper shaping plate connecting plate, and a balancing guiding shaft is arranged between the shaping mechanism mounting plate and the upper shaping plate connecting plate. The upper shaping plate connecting plate is connected with the shaping plate through an elastic cushion block, and a vibrating air cylinder is arranged on the shaping plate. According to thevacuum packing method, the vacuum packing treatment device and the treatment method of the vacuum packing treatment device, secondary hot sealing and vacuum packing are ingeniously combined, the stability is improved, the success rate is increased, and the traditional waiting time is shortened; and the shaping mechanism and the vacuumizing mechanism can be separately arranged so as to improve thepacking efficiency, flatness and beauty, and the structure is stable and reliable.

Disclosed are a tubular connecting rod device and an outer-bone fixing device. The tubular connecting rod device is composed of a tubular connecting rod, steel needle fixing clamps and steel needles. The steel needle fixing clamps are connected to the tubular connecting rod, and the steel needle fixing clamps are composed of steel needle pressing pads, steel needle gaskets, bases and bolts. The bolts sequentially penetrate through holes in the steel needle pressing pads, holes in the steel needle gaskets and holes in the bases and are locked. Screwed holes are formed in the centers of the steel needle pressing pads, a circle of convex edge is arranged on the back face of each steel needle pressing pad, steel needle mounting openings which are arranged in a two-to-two corresponding mode are distributed in the convex edges at intervals, the steel needles penetrate through the steel needle mounting openings and are fixedly clamped between the steel needle pressing pads and the steel needle gaskets, the tip ends of the steel needles are connected to a bone to be operated. Tubular connecting rod device structures can be combined and controlled in a pointed and individualized mode, and therefore the safety, the advancement, the practicability and the clinic application value of the outer-bon fixing technology are greatly improved.

The invention provides a dedicated flatcar body for a railway container and a container conveying system. The dedicated flatcar body comprises two end beams, two side beams, two towing beams and a plurality of cross beams; the two end beams are arranged at an interval and in parallel; the two side beams are arranged at an interval and in parallel; the end parts of the side beams and the end partsof the end beams are connected; the two end beams and the two side beams form a rectangular frame structure; the side beams are of a variable cross-section fish belly structure; the heights of the middles of the side beams are larger than the heights of the ends; each towing beam comprises a middle beam and two connecting beams; the heads of the middle beams are connected with the middles of the end beams; the tail parts of the middle beams are connected with first ends of the two connecting beams; the middle beams and the two connecting beams form a herringbone structure; second ends of the two connecting beams are separately connected onto the two side beams; and the two ends of the cross beams are separately connected onto the two side beams. The dedicated flatcar body for the railway container and the container conveying system can convey two 40-foot containers synchronously, the transmission efficiency is improved, and meanwhile, a side beam bearing structure is adopted, so that the vehicle dynamics property is improved.

The invention discloses an open type aluminum plate curtain wall, which is characterized in that: the open type aluminum plate curtain wall comprises vertical columns, horizontal beams, aluminum single plates and aluminum alloy secondary frames; the horizontal beams are fixed to the vertical columns by bolts running through the vertical columns; the aluminum alloy secondary frames comprise secondary frame main parts with hook grooves in the middle, and hook plates hooked in the hook grooves; one ends of the secondary frame main parts are fixedly connected with the vertical columns by the bolts, while the other ends of the secondary frame main parts are parallel to one ends of the hook plates far away from the hook grooves; one ends of the secondary frame main parts parallel to each other and one ends of the hook plates are fixedly connected with two adjacent aluminum single plates by the bolts respectively; and one ends of the secondary frame main parts parallel to each other and one ends of the hook plates are formed with open type space. The open type installation method meets needs of seeking different effects, so that the open type aluminum plate curtain wall is more beautiful; in addition, the non rigid connection method is more favorable for expansion and contraction among the plates, so that the open type aluminum plate curtain wall is improved in structural stability.

The invention relates to a micro car front framework structure, composing a complete bearing frame by left and right carling welded assembly and multiple beam welded assembly, where the left and right carling welded assembly is of a 'Z'-shaped structure, and the multiple beam weled assembly comprises front collision beam welded assembly, front beam welded assembly and front wallboard support beam welded assembly, the front collision beam welded assembly is arranged in front of the front beam welded assembly and connected by bolt, the front collision beam welded assembly and the front beam welded assembly both adopt closed section, and the front wallboard support beam welded assembly comprises front wallboard support beams and front wallboard front plate reinforcing beams by welding. And it has better intensity and rigidity, and strong anti-head on collision and anti-side collision and antitorque abilities, and the main parts adopt high intensity steel plate, the structural section size is smaller, able to save materials and room, and prolong automobile's service life.

The invention discloses an integrated rudder-enhancing textile and a knitting method thereof. The textile is a textile of a coupled structure and includes a rudder shaft area and a rudder face area, a rudder shaft area textile body is of a multi-directional interwoven structure, a rudder face area textile body is of a three-directional interwoven structure, the two structures are in seamless connection through a weft yarn system penetrating through the width direction and form the integrated textile. The multi-directional interwoven structure of the rudder shaft area textile body includes slant yarn which is spirally oriented around the central line of a rudder shaft, and the torsion resistance performance of the rudder shaft can be effectively improved. Meanwhile, the three-directional interwoven structure of the rudder face area textile body includes warp yarn and weft yarn which are straight oriented along a rudder plane, and the bending resistance performance of a rudder face is ensured. According to the knitting method of the integrated rudder-enhancing textile, on the basis of a current three-dimensional textile kitting method, through the multi-directional motion design of a spindle, the motion of the spindle is controlled flexibly, the knitting of the coupled structure is achieved, and the knitting method of the integrated rudder-enhancing textile is simple in process and high in maneuverability.

The invention relates to an engine room soundproof wall mounting structure for a railway vehicle. Angle-form vertical columns are connected to two sides of a soundproof wall by means of full-length welding. One side of the outer vertical face of each angle-form vertical column is connected with a side wall vertical column by means of full-length welding, and the other side of the outer vertical face of each angle-form vertical column is connected with the side wall vertical column through segment welding or dense point welding. A reinforcement plate is connected below a lower crossbeam of the soundproof wall by means of full-length welding. One side of the reinforcement plate is connected with a butt joint vertical plate between corrugated floors by means of full-length welding. The upper end of the soundproof wall is connected with a vehicle-top bent beam by means of full-length welding. By the two angle-form vertical columns added on two sides of the soundproof wall, torsion-resistant performance of the soundproof wall is increased, the position of the soundproof wall can be adjusted conveniently during assembling, and assembling difficulty of the soundproof wall is lowered. By the structure that the added angle-form vertical columns are connected with partition plates and side wall vertical columns by means of full-length welding, the reinforcement plate is welded at the butt joint position of the corrugated floors of a base frame and connected with the butt joint vertical plate by means of full-length welding, the lower crossbeam of the soundproof wall is connected with the reinforcement plate by means of full-length welding, and the soundproof wall is connected with a vehicle top by means of full-length welding, soundproof performance of the soundproof wall is increased.

The invention discloses a piezoelectric actuator protection device. One end of the piezoelectric actuator is connected to the top connecting rod through a flexible hinge, and an inner shaft sleeve is set on one end of the piezoelectric actuator and the flexible hinge; The other end of the actuator is connected to the bottom connecting rod, the piezoelectric actuator and the inner bushing are covered with an outer bushing, the inner bushing is connected to the top connecting rod, and the outer bushing and the bottom connecting rod are tightly connected to form a piezoelectric actuator. Actuator protection device. The protection device of the present invention can be used without changing the structure of the original piezoelectric actuator, and has the advantages of simple structure, light weight, easy disassembly and installation, high reliability, and strong temperature adaptability, and does not affect the original piezoelectric actuator. The displacement output performance of the device.

The invention provides a reel control cable and its production method. The reel control cable includes a wire core unit group, an outer sheath, a calcined glass fiber and mica composite tape and a stainless steel braid layer; the wire core unit group includes an 8-core control wire Core, center core, inner sheath and canvas reinforcement layer, the control wire core is twisted around the center core core to form a cable, the outer side is extruded with an inner sheath, and the outer side of the inner sheath is wrapped with a canvas reinforcement layer; there are 4 core unit groups in parallel Place it evenly, extrude the outer sheath on the outside, wrap the calcined glass fiber and mica composite tape on the outside of the outer sheath, and wrap the stainless steel wire braid on the outside of the calcined glass fiber and mica composite tape, and the cross section of the reel control cable is flat. The above-mentioned cables are processed through the steps of filling the core with insufficient sulfur, twisting into a cable, extruding the sheath, and secondary vulcanization. The reel control cable provided by the invention has excellent temperature-resistant and wear-resistant properties, effectively prevents molten steel from splashing, and is widely used in industrial mobile machinery such as transporting molten steel tanks in large-scale steelmaking plants.