66results about How to "Does not affect sliding" patented technology

The invention discloses a spiral bone plate for use on the outer side of the proximally middle section of a humerus. The head part of a plate body is provided with a plate-shaped part(1), and the tail part is a strip-shaped part(2); and a plurality of connecting holes(3) are distributed on the plate-shaped part(1), a plurality of fixed holes(4) are distributed on the strip-shaped part(2), the plate-shaped part(1) is wider than the strip-shaped part(2), and a spiral part(5) used for transition between the plate-shaped part(1) and the strip-shaped part(2) is arranged between the plate-shaped part(1) and the strip-shaped part(2). The bone plate has the advantages of narrowing a stripping range of a dead point of the deltoid muscle, reducing the influences of the long head tendon of the biceps brachii, avoiding affecting the slide of the tendon, reducing operative wound and operation time and facilitating the functional rehabilitation after the operation.

The invention provides a device capable of automatically switching between water and air and for cleaning liquid packaging containers. The cleaning device comprises a valve seat, a nozzle is arranged on the valve seat, a water spraying pipe and an air spraying pipe are connected to two sides of the valve seat respectively, a valve port is formed inside the valve seat, a valve spool is mounted in the valve port, a first sealing ring and a second sealing ring are sleeved at outer edges of two sides of the valve spool respectively, and the valve spool slides in the valve port to realize automatic water and air switching under the influence of water pressure or air pressure. The device has the advantages that functions of washing and draining are achieved simultaneously, the problem about residual water draining after containers are cleaned with water is solved, production process is simplified, cleaning time is saved, and cost is lowered.

The invention discloses mechanical pipe fittings and particularly relates to a connecting structure of an extensible casing. The side wall of a large casing is provided with a gear; the side wall of the large casing is provided with a placement opening for the gear to penetrate; a small casing is provided with a row of teeth; the arrangement direction of the teeth is the same as the length direction of the small casing; the lower half portion of the gear is arranged in the large casing and meshed with the row of teeth; rolling balls are arranged in at least two tooth grooves of the upper half portion of the gear. According to the extensible casing, the defects that the energy consumption is produced in the installation process and the installation is complex in the prior art are overcome, the extensible casing is limited through the gear with the rolling balls, and the installation is easy.

The invention discloses a blade damping device for a wind power generator. The blade damping device comprises a limiting plate, a sliding rod, a fixed block and a sleeve. The sleeve is used for connecting a blade of the wind power generator, and the blade root is fixed on the sleeve. The sleeve sleeves one end of a rotating shaft of the wind power generator and can slide along the axial directionof the rotating shaft. The limiting plate is fixed on the rotating shaft, one end of the sliding rod is connected with the sleeve, and the other end penetrates the limiting plate to be connected withthe fixed block. A first elastic member is disposed between the limiting plate and the sleeve, and a second elastic member is disposed between the fixed block and the limiting plate. Under the windy condition, high wind blows the blade and applies axial force to the blade, so that a spring between the limiting plate and a baffle is squeezed, a spring between the fixed block and the limiting plateis stretched, the damping and buffering functions can be achieved effectively, economic loss caused by damage to the blade caused by the high wind is avoided, and the safety is ensured.

The present invention discloses a widely-applied test tube rack comprising a frame, the frame is provided, from top to bottom, with a top layer, a middle layer and a bottom layer, the top layer comprises a top layer mesh structure comprising a top layer transverse line and a top layer longitudinal line, the middle layer comprises a middle layer mesh structure comprising a middle layer transverse line and a middle layer longitudinal line, both sides of the intermediate layer transverse line are connected to a sliding rod on a transverse connecting rod, both ends of the intermediate layer longitudinal line are connected to a sliding rod on a longitudinal connecting rod, the sliding rods sleeve the transverse connecting rod and the longitudinal connecting rod, the transverse connecting rod and the longitudinal connecting rod are respectively provided with a scale hole, and the sliding rods are respectively provided with a fixing hole. The test tube rack has the advantages of being easy to use, easy to operate, capable of making full use of the advantages of the test tube rack and reducing laboratory test tube rack waste, material-saving, small in floor space, and the like.

The invention relates to the technical field of plant cultivation equipment, and discloses a modular cultivation shelf. The shelf comprises a plurality of cultivation frames connected side by side, each cultivation frame comprises a plurality of hydroponic shelves, cultivation grooves are formed in the hydroponic shelves, the cultivation grooves are formed in the hydroponic shelves in a sliding manner, each hydroponic shelf comprises a water inlet channel and a water outlet channel, a water inlet is formed in the side face of each water inlet channel, a water inlet groove and a water outlet groove are formed in each cultivation groove, and each cultivation groove has the water inlet state that the water inlet groove is hydraulically connected with the corresponding water inlet and the water outlet state that the water outlet groove is hydraulically connected with the corresponding water inlet. The cultivation grooves are switched between the water inlet state and the water outlet statethrough sliding, lighting lamps are embedded in the bottom faces of the upper hydroponic shelf of every two adjacent upper and lower hydroponic shelves, a water inlet shading part and a water outletshading part are arranged on each hydroponic shelf, rapid drainage can be achieved through switching of the states of the cultivation grooves, and rapid drainage of the cultivation shelves is improved.

The invention discloses an automatic bean vermicelli folding device and a bending method, and belongs to the technical field of food packaging. The device comprises a working platform, a stopping lever mechanism and a bending mechanism, wherein the stopping lever mechanism comprises a stopping and pressing lever and a stopping and pressing cylinder; the bending mechanism comprises a sliding supporting plate, a left bending mechanism and a right bending mechanism; the sliding supporting plate can be slidably mounted on the working platform under the effect of a power mechanism; a left bending mechanism comprises a left bending plate and a left bending cylinder driving the left bending plate correspondingly; and the right bending mechanism comprises a right bending plate and a right bending cylinder driving the right bending plate correspondingly. The method comprises the following steps: feeding; moving the bending mechanism backwards; applying a force to bean vermicelli by using a bending pushing groove so that the bean vermicelli is bent to be U-shaped; bending rightwards; bending leftwards; resetting the right bending plate; clamping and taking materials; resetting the left bending plate; enabling the stopping and pressing lever to drop; taking the materials and moving the materials out; resetting the stopping and pressing lever; and resetting the bending mechanism. The automatic bean vermicelli folding device is high in degree of automation, high in folding processing efficiency and accurate and fast in action; and the bean vermicelli folded by the method is clean and sanitary and consistent in overall dimension, the number of burrs on the periphery is small, and the whole folded bean vermicelli is attractive in appearance.

The invention provides a separation sieve for a water conservancy construction slurry conveying device, which comprises a sieve body, two slide blocks, two cover bodies, two slide rods, a cleaning brush and a driving mechanism, wherein a sieve body high end is higher than a sieve body low end; the sieve body high end is used for conveying a material to be separated; outer walls on the two sides ofthe sieve body are indented to form two slide grooves; each slide block is mounted in each slide groove; the slide blocks move between the sieve body high end and the sieve body low end; the two cover bodies are mounted on the outer walls on the two sides of the sieve body; each cover body is used for covering a connecting part of each slide block and each slide groove; each slide block is connected to one end of each slide rod; the other end of each slide rod is fixed to the cleaning brush; the cleaning brush is located in the sieve body and used for sweeping an inner wall of the sieve body;and the driving mechanism is connected with the slide blocks and used for driving the slide blocks to slide in the slide grooves. The separation sieve for the water conservancy construction slurry conveying device solves the problem that impurities are easily stuck in the slide grooves since the slide grooves are formed in the inner wall of the sieve body in the prior art.

The invention discloses an automatic bean vermicelli folding and binding machine and a bending method. The binding machine comprises a rack, a folding mechanism, a clamping shift mechanism and a binding mechanism, the folding mechanism is arranged at the front end of the binding mechanism, and the clamping shift mechanism is arranged above the binding mechanism. The binding method includes that the bean vermicelli is placed between a block pressure bar and a bending push trough; the bean vermicelli is bent in the shape of 'U'; the bean vermicelli is bent to the right side; the bean vermicelli is bent to the left side; a right-bending plate is reset; the bean vermicelli is clamped through the clamping shift mechanism; a left-bending plate is reset, the block pressure bar is allowed to descend, small to-be-bound bundles of the bean vermicelli are shifted out through the clamping shift mechanism to be bound, the block pressure bar is reset, and the bending mechanism is reset as well. By the arrangement, automatic folding, shifting and binding of the bean vermicelli can be realized, folding and binding efficiency is high, overall dimensions of the bean vermicelli are identical, elastic degrees of the bean vermicelli with less burr is appropriate, binding ropes are tied on lateral sides of the small bundles of the bean vermicelli, aesthetic effect of the bean vermicelli is unaffected when the small bundles of the bean vermicelli are put into transparent bags, workers are avoided touching the bean vermicelli during the working process, and further safety and sanitation in food is realized.

The invention provides a multi-stage parallel heavy-load electric cylinder, and belongs to the technical field of electric cylinders. The electric cylinder comprises planetary roller lead screw shafts, nuts, rollers, cylinder barrels, input gears, a servo motor, a reduction gear, splines and transmission barrels. The servo motor is fixedly connected with a base cylinder barrel, the servo motor is connected with the reduction gear, one end of the first-stage planetary roller screw shaft is fixedly connected with the first-stage input gear, the other end of the first-stage planetary roller screw shaft is connected with the spline A, the first-stage nut and the rollers surround the first-stage planetary roller screw shaft to form a whole, and one end of the second-stage planetary roller screw shaft is fixedly connected with the second-stage input gear; and the other end of the second-stage planetary roller lead screw shaft is connected with the spline B, the second-stage nut and the rollers surround the second-stage planetary roller lead screw shaft to form a whole, and the third-stage nut and the rollers surround the third-stage planetary roller lead screw shaft to form a whole. According to the electric cylinder, the space volume is reduced, the bearing capacity is enhanced, the bending resistance and the torsion resistance are high, and the transmission speed and the transmission efficiency are improved.

The invention discloses novel stone cutting mechanical equipment and belongs to the technical field of cutting mechanical devices. Symmetrical sliding grooves are formed in the surface of a workbench, sliding strips are slidably connected into the sliding grooves, a sliding seat is fixedly connected to one surface of each sliding strip, a baffle is fixedly connected to one side of the surface of each sliding seat, and a fixing plate is fixedly connected to the other side of the surface of each sliding seat. A telescopic rod is fixedly connected to one side face of the fixing plate, an extrusion plate is fixedly connected to the other end of the telescopic rod, a shielding cover is fixedly installed on the surface of the workbench, and a guide rod is fixedly connected to the inner wall of the shielding cover. According to the novel stone cutting mechanical equipment, through arranging the sliding seats, the position of to-be-cut stone can be rapidly fixed, stone can be stably moved to be cut, the cutting quality is guaranteed, the cutting efficiency is improved, stone cutting chippings can be prevented from splashing through the arranged shielding cover, workers are prevented from being hurt, and centralized cleaning of the cutting chippings is facilitated.

The invention relates to a built-in traction mechanism. The mechanism comprises sliding guide rails mounted between two mold guide wheels on a base plate, a supporting column, a traction power mechanism, a mold moving supporting plate and the like, wherein the sliding guide rail set is mounted on the bottom plate, the mold moving supporting plate is connected with and supported on the sliding guide rails through the supporting column and can slide on the sliding guide rails, the mold moving supporting plate is powered by the traction power mechanism to pull a mold enter into and exit from a hot press, when the mold is not pulled, the height of the mold moving supporting plate is lower than that of the two mold guide wheels, the whole traction mechanism is hidden under the two mold guide wheels, the mold can freely slide on the two mold guide wheels, operation is convenient, and actual use requirements are met.

The invention relates to a polishing machine. The polishing machine is used for polishing corners of a placemat and comprises a polishing box, wherein an air cylinder, a positioning fixture table anda polishing cavity are arranged in an inner cavity of the polishing box from outside to inside in sequence, a clamping panel is connected with the bottom of the air cylinder through a telescopic shaft, a tray is arranged below the corresponding position of the clamping panel, a lifting platform is arranged below the tray, the positioning fixture table is provided with transverse guide rails and longitudinal guide rails, a positioning fixture is arranged on the transverse guide rails, a folding is arranged between the transverse guide rails and the positioning fixture, a polishing abrasive cloth barrel and a dust exhausting channel are arranged in the polishing cavity, and the polishing abrasive cloth barrel s connected with a rotary motor through a rotating shaft. The polishing machine issimple in product structure, and by means of the design in the scheme, the product is automatically polished, the polishing efficiency and polishing effect of the product are improved, and polishing dust is reduced.