38results about How to "Reduce direct collision" patented technology

The invention relates to a preparing method for an ultra-fine hard alloy. The preparing method comprises the steps of inhibitor pre-dispersing, burdening, wet grinding, drying, pressing and sintering. According to inhibitor pre-dispersing, an inhibitor and all Co powder are subjected to ball milling and mixing treatment, ultra-fine WC is added to be subjected to burdening after inhibitor pre-dispersing, and the purpose of even dispersing of the inhibitor in a mixture is achieved. The preparing method is simple in technology and low in cost, and the prepared hard alloy is even in microstructure and high in comprehensive performance.

The invention discloses a loose fiber dyeing machine with a rotatable fiber cage. The loose fiber dyeing machine comprises a dyeing vat, the fiber cage, a heating coil and a central spray pipe, wherein a dye tank is fixed at the bottom of the dyeing vat; the heating coil is fixed inside the dye tank; a driving motor is fixed on the outer wall of the dye tank; the output shaft of the driving motor is connected with a central rotating shaft through a coupling; a cushion pad is fixed on a bottom plate of the dyeing vat; a wear-resistant lubricating block is fixed on the cushion pad; the bottom of the fiber cage is pressed against the wear-resistant lubricating block; a rotating gear ring is fixed on the outer wall of the fiber cage; a gear shell is arranged on the outer wall of the dyeing vat; a rotating motor is fixed at the bottom of the gear shell; a driving gear is fixed on the output shaft of the rotating motor; the driving gear is meshed with a rotating gear ring. The dyeing vat of the loose fiber dyeing machine has a cushioning mechanism, so that when the fiber cage is hung therein, direct collision is reduced and the service life is prolonged; the fiber cage is rotatable, so that the loose fiber dyeing machine is more uniform in dyeing.

The invention discloses a self-pressure relief bolt, and belongs to the technical field of fasteners. The self-pressure relief bolt comprises a bolt head and a screw rod. A screwdriver groove is formed in the upper central position of the bolt head. Threads are formed on the outer ring surface of the screw rod. The screw rod is arranged at the lower central position of the bolt head. A pressure relief channel is arranged at the central position of the bolt head and the screw rod in the vertical axial direction. A plurality of corresponding pressure relief openings are formed in the screw rod from top to bottom. The pressure relief channel is provided with a guide pipe, and a fixed plate is welded to the lower end of the guide pipe. The fixed plate is welded and fixed to the lower portion of the screw rod, a spring is arranged in the guide pipe, one end of the spring is connected with the fixed plate, a sliding block is arranged at the other end of the spring, the sliding block is arranged on the upper portion of the guide pipe, and the sliding block is positioned in the pressure relief channel and is in sliding connection with the inner portion of the pressure relief channel. The self-pressure relief bolt has an automatic pressure relief function and can effectively reduce the pressure in a closed container.

The invention discloses a tablet compression molding machine, which comprises a tablet mold box, a transmission mechanism and a feeding box body, and is characterized in that: the feeding box body is installed above the tablet mold box, and more than one feeding port is opened on it ; The feeding port is provided with a control solenoid valve; the inner wall of the medicine mold box is fixedly connected with a vacuum pump; the transmission mechanism is fixedly installed under the tablet mold box and supported by a support frame; the bottom of the tablet mold box A pressing mold is provided; a baffle plate is movably connected to the bottom of the pressing mold; an injection pipeline corresponding to the feeding port is provided above the tablet mold box; The fixed connection has a lifting mechanism. The invention has simple structure, convenient installation, stable structure, long service life, low cost, vacuum and environmental protection in the pressing process, and reduces bacterial interference. PLC control is more flexible, high work efficiency, less manual participation, and precise control.

The invention provides an anti-collision door sticker. The door sticker is that a soft rubber block is arranged on an elongated sticking base block. When the door sticker is used, the soft rubber block is sticked and fixed at the collided position between a door or a frame or a wall body through the sticking base block, direct collision between the door or the frame or the wall body can be relieved and buffered during opening and closing, and damage and produced noise are avoided.

The invention provides a fireproof door, comprising a door leaf and a door frame, one side of the door frame is connected with a wall, a groove corresponding to the periphery of the door leaf is formed in the other side of the door frame, and a first fireproof sealing strip is embedded in the face, connected with the wall, of the door frame; a second fireproof sealing strip and a third fireproof sealing strip are embedded in the groove; the first fireproof sealing strip is in a flat strip shape; the second fireproof sealing strip comprises a strip-shaped main body, one side of the main body horizontally extends to form a wide edge, one side, away from the main body, of the wide edge is obliquely bent to form an elastic folded edge, the main body of the second fireproof sealing strip on thedoor frame is embedded in the groove wall of the groove, the wide edge is attached to the surface of the door frame, and the elastic folded edge abuts against the door leaf. According to the fireproof door, through cooperation of the fireproof sealing strips of multiple structures, an installation gap can be blocked in time when a fire disaster occurs, fire penetration and poisonous smoke invasion of the installation gap are prevented, the anti-collision effect can be achieved, and the applicability of the fireproof door is improved.

The invention discloses an efficient feed stirring device, belongs to the technical field of feed stirring devices, and solves the problems that an existing feed mixing and stirring device is low in mixing efficiency, the stirring dead points exist in the stirring process as the stirring device is fixed in position on a rotary shaft when the device stirs a feed by rotation of a primary shaft and in the feed mixing process, the feed is inconvenient to store as the temperature is raised. A feed inlet is formed in the upper end of the stirring box, a discharge port is formed in the lower end of the stirring box, a rotary primary shaft is arranged on the stirring box, the rotary primary shaft is connected to a driving motor, a first spiral blade is arranged on the outer side of the rotary primary shaft in a sleeving manner, a rotary bracket is also arranged on the upper section of the rotary primary shaft in a sleeving manner too, a fixed rod is arranged at the lower end of the rotary bracket, a roll shaft is arranged on the fixed rod, the other end of the roll shaft is connected to the rotary primary shaft, and a second spiral blade is arranged on the outer side of the roll shaft in asleeving manner; and a seal ring is arranged at the upper end of the stirring box, the seal ring is matched with the rotary primary shaft, a cooling device is arranged at the discharge port, and thedischarge port is provided with a control valve.

The invention discloses a vomit receiving device for digestive department nursing. The vomit receiving device for digestive department nursing comprises a base, a collecting box, a water tank and a vomit receiving basin; universal wheels are arranged at the bottom of the base, the collecting box is arranged at the top of the base, the water tank and the vomit receiving basin are arranged on the collecting box, and the vomit receiving basin is connected to the collecting box through a feeding pipe; the collecting box is divided into a collecting bin and an isolating bin from top to bottom through a horizontally arranged partition plate, a first motor is arranged in the isolating bin, the output shaft of the first motor penetrates through the partition plate and is connected to a rotating shaft, a plurality of sets of agitating and pulverizing mechanisms are vertically arranged on the rotating shaft, two connecting plates are vertically and symmetrically arranged at the lower part of the rotating shaft, and the connecting plates are provided with a first scraping plate and bristles respectively; a plurality of nozzles communicated with the water tank are annularly embedded in the upper part of the interior of the vomiting receiving basin, a water pump is arranged on a pipeline, and a seal cover is rotatably arranged on the vomit receiving basin. The vomit receiving device for digestive department nursing is reasonable in structure and easy to operate, the vomit in the collecting box can be cleaned, scraped off and discharged, the odor of the vomit can be effectively isolated, and the use effect is good.

The invention discloses a dumbbell piece packaging device and belongs to the field of fitness equipment manufacturing. A dumbbell piece comprises a shell. The shell is filled with packing. The shell comprises a lower shell and an upper cover, and the upper edge of the side wall of the lower shell is inwards folded and then buckled on the upper cover to achieve packaging. The dumbbell piece packaging device is characterized in that the device comprises a rack, a dumbbell piece clamping mechanism, a rotation driving mechanism and a folding mechanism used for conducting folding treatment on the upper edge of the side wall of the lower shell of the dumbbell piece, wherein the dumbbell piece clamping mechanism, the rotation driving mechanism and the folding mechanism are arranged on the rack. The dumbbell piece clamping mechanism comprises a rotating tray which is arranged in a rotatable manner and is used for carrying the to-be-treated dumbbell piece and a pressing mechanism. The rotationdriving mechanism is used for driving the rotating tray or a pressing part to rotate. The folding mechanism comprises a push wheel used for inwards pushing the upper edge of the side wall of the lowershell of the dumbbell piece from the outer side, and a folding driving mechanism driving the push wheel to move in the radial direction of the dumbbell piece. By means of the above technical scheme,the upper edge of the side wall of the lower shell of the dumbbell piece is inwards folded and then buckled on the upper cover so as to achieve packaging, and therefore the blank in relevant equipmentin the prior art is filled up.

The invention relates to an orbiting scroll and a scroll compressor. The orbiting scroll is characterized in that an annular bearing protrusion coaxial with the orbiting scroll is arranged on the backsurface of the orbiting scroll, and a bearing hole is formed in an inner cavity of the bearing protrusion; and limiting pieces are arranged on the outer end surface of the bearing protrusion, and wear-resistant pieces are arranged on the outer end surfaces of the limiting pieces. A centripetal bearing is limited in the axial direction by the limiting pieces the when the bearing hole is thermallydeformed or subjected to uneven stress, and complicated processing and material extrusion processes are omitted; direct collision between an eccentric sleeve and the bearing protrusion can be effectively prevented by the wear-resistant pieces during upward channeling of the eccentric sleeve , friction between the eccentric sleeve and other parts is greatly reduced, so that the damage of the partscaused by collision and friction is reduced, and the efficiency of the compressor is improved.

The invention discloses a stirring drum internally provided with grooves and a stirring mill, and relates to the technical field of stirring and grinding equipment. A grinding medium is contained in the stirring drum, the plurality of grooves are formed in the inner wall of the stirring drum, and the minimum width and the minimum length of the grooves are larger than the maximum width of the grinding medium. The stirring mill comprises the stirring drum. When the grinding medium does high-speed centrifugal motion in the stirring drum, the grinding medium is easy to hit to the inner wall of the stirring drum at a high speed and hit into the grooves due to the limited volume of the stirring drum; and due to the width setting of the grooves, the grinding medium is supported by the side walls of the grooves and is fixed in the grooves when the grinding medium is hit into the grooves. When the maximum number of grinding media are clamped in all the grooves, a protective layer is formed on the inner wall of the stirring drum, and other subsequent grinding media collide with the grinding media clamped in the grooves, so that the probability that the grinding media directly collide with the inner wall of the stirring drum is reduced, and the abrasion rate of the inner wall of the stirring drum is reduced.

The invention discloses a novel loose fiber dyeing machine which comprises a dye vat, a fiber cage, a heating coil and a center spray pipe, wherein a dye tank is fixed at the bottom of the dye vat; the heating coil is fixed in the dye tank; a driving motor is fixed on the outer wall of the dye tank; a middle rotating shaft is connected to an output shaft of the driving motor through a coupling and extends into the dye tank; the middle rotating shaft is fixed on the dye tank through a bearing; the other end of the middle rotating shaft is connected with a center shaft of a propeller through the coupling; the fiber cage is placed in the dye vat; limiting rings are arranged on the inner side wall of the dye vat; the outer wall of the fiber cage is pressed on the inner side walls of the limiting rings; a cushion pad is fixed on a base plate of the dye vat; a wear-resisting buffer block is fixed on the cushion pad. The dye vat of the novel loose fiber dyeing machine is provided with a buffer mechanism, so that direct collision is reduced when the fiber cage is lifted into the dye vat, and the service life is prolonged; meanwhile, a middle vertical pipe body of the fiber cage can be changed, so the maintenance and repair for the fiber cage are facilitated.

The invention discloses a flue gas deep cooler for achieving gas-liquid-solid condensation and absorbing and restraining low-temperature corrosion. The flue gas deep cooler comprises a left pipe plate, a middle pipe plate, a right pipe plate, an anti-abrasion polished pipe, a bent type heat exchange base pipe, a plurality of drainage gap slope type anti-impact wear-resisting H-shaped fins and a plurality of H-shaped fins, wherein the anti-abrasion polished pipe is located on the flue gas impact side and installed on the left pipe plate, the middle pipe plate and the right pipe plate, the benttype heat exchange base pipe is located above the anti-abrasion polished pipe, internally contains circulation cooling water, and is installed on the left pipe plate, the middle pipe plate and the right pipe plate for resisting flue gas impact, the drainage gap slope type anti-impact wear-resisting H-shaped fins are installed on the bent type heat exchange base pipe, and the H-shaped fins are located above the drainage gap slope type anti-impact wear-resisting H-shaped fins and installed on the bent type heat exchange base pipe. The flue gas deep cooler can be widely applied to power station boiler and industrial boiler flue gas treating systems.

The invention belongs to the technical field of ultrasonic cleaning equipment, and provides the ultrasonic cleaning equipment for an electronic cigarette. The ultrasonic cleaning equipment particularly comprises an inner container and a vibrator, wherein the inner container comprises cleaning liquid; and the vibrator makes contact with the inner container and is used for driving the inner container to vibrate, and the inner container vibrates to drive the cleaning liquid to vibrate so as to be used for cleaning the electronic cigarette.