35results about How to "Prevent lateral sliding" patented technology

The invention aims to provide a transferring table of a heavy load which hardly shifts when laid on a floor of a transferring vessel such as a container or the like, is easily positioned and stably fixed to a predetermined position of the inner side of the transferring vessel, shows stability to the roll and pitch of a ship, and enables easy carrying-in and carrying-out of the heavy load with a small force such a human power. The transferring table 1 of the heavy load transfers a cylindrical heavy load using a transferring means arranged on the floor, and has: a table portion 2; leg portions 6 arranged on both sides of the lower part of the table 2; a cylindrical heavy load placement portion 4 forming a pair of inclination surfaces arranged on and fixed to the table portion 2 and facing to each other; and a fastening material fixing portion 3 arranged at a predetermined portion of the table 2 or the leg portions 6 and fixing the fastening material such as a hoop material, a steel band or the like which fastens the cylindrical heavy load to the cylindrical heavy load placement portion 4.

The invention discloses a tire clamping type car carrier and belongs to the technical field of vehicle moving equipment. The tire clamping type car carrier comprises two car frames which are coaxially connected through a connecting mechanism, and moving mechanisms and clamping mechanisms are arranged on the two car frames respectively. Each moving mechanism is provided with a servo motor and a traveling wheel, wherein the servo motor drives the traveling wheel to rotate through a chain. Each clamping mechanism comprises a clamping motor and two pairs of clamping arms which are symmetrical in the left-right direction, wherein the clamping motor controls each pair of clamping arms to be opened and closed through a transmission mechanism. The ball screw driving mode is adopted to convert the rotational motion of a ball screw into the linear motion of a screw nut, two connecting rods are arranged, the linear motion of the screw nut is converted into the rotational motion of the clamping arms by means of the lever principle, control is accurate, and transmission is stable.

To provide a pneumatic tire that can improve wear resistance of shoulder land portions while suppressing sideslip on snow and ice. By providing shoulder main grooves 3 and a center main groove 4 in a tread part 2, the tread part 2 is divided into shoulder land portions 7 and middle land portions 8. A ratio (W1 / W2) of a width (W1) of each of the shoulder land portions 7 to a width (W2) of each of the middle land portions 8 is 1.6 - 2.4. In each of the shoulder land portions 7, on a shoulder main groove 3 side, a shoulder narrow groove 10 that continuously extends in a tire circumferential direction with a groove width smaller than that of each of the shoulder main grooves 3 is provided. A first camber amount (C1), which is a tire radial direction distance between a tire equator position and a tread edge (Te) in a tread profile in a tire cross section that includes a tire rotation axis in a normal state, is 5.3% - 6.5% of a tread ground contact width (TW).

Optical product holding container, the container body (2) of the container (1) has body side pyramis (21) drooping from the product placing part (20) and surrounding the circumference of the product placing part (20), body side flange part (22) for surrounding the peripheral flange and supporting the cover part (3), body side recessing part (23) for recessing from the outer periphery. The cover part has container supporting part (32) which surrounds the periphery of the cover part (30) and supports the inner peripheral edge of the body side flange part (22) of other containers body (2) at the upper layer side, standing part (31) protruding upwards between the cover part (30) and the container body supporting part (32) to surround the cover part (30), cover side recessing side (36) recessing from the outer periphery of the standing part (31), container body supporting assist part (33) under the body side recessing part (23) formed by the cover side recessing side (36) and supporting the other containers body (2), cover side pyramis (34) drooping from the outer periphery of the container body supporting part (32), cover side flange part (35) for surrounding the peripheral flange and being supported by the body side flange part (22).

The invention discloses an unmanned surface vehicle folding and unfolding system. The system comprises a mother ship, wherein a control console, a winch, an air bag and an air pump are arranged on themother ship; the air bag is in a slide shape after being inflated and is provided with an air valve and a slide way, one end of the air valve is connected with the air bag, the other end of the air valve is connected with the air pump, and a connecting piece is arranged at the free end of a winch rope; a connecting mechanism matched with the connecting piece is arranged on an unmanned surface vehicle. A chromium-containing alloy spring steel film in the size same as the slide way is laid on the upper surface of the air bag, and the upper surface of the spring steel film is polished. Accordingto the system, the unmanned surface vehicle can be safely, stably, efficiently and accurately distributed and recycled under a high sea condition, and the collision destructive risk caused by slippage of the unmanned surface vehicle and a recovery device in the distribution and recycling processes is avoided at the same time.

The invention discloses a pest removal lamp for a garden. The pest removal lamp comprises a top plate. A high-voltage power grid is fixedly connected with the bottom of the top plate. A connecting ring is fixedly connected with the bottom of the high-voltage power grid. A supporting base is movably connected with the bottom of the connecting ring. A pest inducing lamp is fixedly connected with themiddle axis of the top of the supporting base. Cavities are formed in the two sides of the supporting base. By using the supporting base, the cavities, a first slider, a first slide groove, a secondslider, a connecting block, a slide hole, a first connecting rod, a second connecting rod, a fixing frame, a first spring, a rotating groove, a rotating shaft, a rotating rod, a clamping block, a fixing groove, a fixing block and a clamping groove in cooperation, the problem that an existing pest removal lamp for the garden is not convenient to detach is solved; the pest removal lamp has the advantage of being convenient to detach, pests killed by the pest killing lamp can be quite easily removed, the attractive appearance of the pest removal lamp is ensured, the pest removal lamp is convenient to a user to use, the practicability of the pest removal lamp is improved, and the pest removal lamp is worthy of popularization.

The invention discloses a tire clamping type car carrier and belongs to the technical field of vehicle moving equipment. The tire clamping type car carrier comprises two car frames which are coaxially connected through a connecting mechanism, and moving mechanisms and clamping mechanisms are arranged on the two car frames respectively. Each moving mechanism is provided with a servo motor and a traveling wheel, wherein the servo motor drives the traveling wheel to rotate through a chain. Each clamping mechanism comprises a clamping motor and two pairs of clamping arms which are symmetrical in the left-right direction, wherein the clamping motor controls each pair of clamping arms to be opened and closed through a transmission mechanism. The ball screw driving mode is adopted to convert the rotational motion of a ball screw into the linear motion of a screw nut, two connecting rods are arranged, the linear motion of the screw nut is converted into the rotational motion of the clamping arms by means of the lever principle, control is accurate, and transmission is stable.

The invention discloses a split type sliding block structure under a stroke limit, and belongs to the technical field of injection molds. The split type sliding block structure comprises a sliding block head, a sliding block, an oblique top head, a sliding block connecting seat, a front mold sliding block seat, a driving connecting rod, a first driving part, an oblique top rod, an oblique top seat, a wedge tightening block and a second driving part, wherein the sliding block head and the sliding block are slidably connected with the inclined top head through a first dovetail groove, one end ofthe sliding block connecting seat is fixedly connected with the sliding block, the other end of the sliding block connecting seat is fixedly connected with one end of the front mold sliding block seat, the other end of the front mold sliding block seat is fixedly connected with one end of the driving connecting rod, and the other end of the driving connecting rod is fixedly connected with the first driving part. For the problems that because a core pulling space is too small in the prior art, the manual core pulling cannot be completed, the split type sliding block structure can realize automatic core pulling in a limited mold space, solves the problem that the sliding block needs to be manually taken out and placed, and also avoids the risk that the sliding block is prone to being damaged caused by manual operation.

The invention relates to the field of self-locking devices, and discloses a self-locking device for hoisting a cable reel. The self-locking device comprises a first self-locking block, a second self-locking block and a stop pin, wherein the first self-locking block is provided with a hoisting hole, a first through hole and a gear, and a fastening component is arranged inside the first self-lockingblock; one side of the second self-locking block is S-shaped, and a second through hole, a first clamping groove and a check component are arranged on the second self-locking block; the clamping groove transversely penetrates through part of the second self-locking block; the first self-locking block is arranged in the first clamping groove; the stop pin comprises a stop pin shaft and two stop pieces; the stop pieces are fixedly arranged at two ends of the pin shaft and arranged in the first through hole and the second through hole; and the stop pieces are fixedly connected with the second self-locking block. A self-locking function of the self-locking device is achieved through the cooperation of the first self-locking block, and the self-locking force increases along with the increase of hoisting weight, so that hoisting is firmer; the hoisting process of the cable reel is safer and more reliable by arranging the fastening component and the check component; and the self-locking device has novelty and creativity, and improves the practicability.

The invention discloses a glass transportation frame. The glass transportation frame comprises a transportation frame body, a top buckle and two groups of lifting mechanisms. The top buckle is connected to the upper end of the transportation frame body in a fastening mode through bolts, and the lifting mechanisms are composed of hydraulic cylinders, chain wheels, articulated pieces, chains, guideplates, lifting buckles, pin shafts and locking nuts. Cylinder barrels of the hydraulic cylinders are connected to the side surfaces of the transportation frame body in a fastening mode, the chain wheels are hinged to the end parts of piston rods of the cylinder barrel, and the articulated pieces are connected to the side surfaces of the upper ends of the cylinder barrels in a fastening mode. Guide grooves are formed in the middles of the guide plates, limiting grooves are formed in the middles of the side surfaces of the guide plates, guide blocks are arranged on the back surfaces of the lifting buckles, and the guide blocks are slidably connected with the guide grooves. The chains bypass the upper ends of the chain wheels, the articulated pieces are hinged to one ends of the chains, theother ends of the chains are hinged to the upper ends of the lifting buckles, the pin shafts penetrate through the limiting grooves and the guide blocks, and the locking nuts are twisted on the pin shafts. Rapid clamping of glass with different sizes is realized, the clamping is reliable, and transportation is convenient.

The invention relates to an assembly limit structure of a cushion and a frame of a motorcycle. The rear part of a bottom plate of the cushion is connected with the frame by a cushion lock, and the front part thereof is connected with the frame by a hook; the bottom plate of the cushion is provided with a convex platform; the frame is provided with a supporting plate opposite to the convex platform; and a limit part which makes horizontal movement limit relatively to the frame to the bottom plate of the cushion is arranged between the convex platform and the supporting plate. The assembly limit structure has the advantages of simple structure and convenient assembly, avoids the horizontal sliding between the bottom plate of the cushion and the frame, prevents the bottom plate of the cushion from colliding with coverings at the two sides of the frame, and improves the riding comfort and the firmness of connection.

The invention discloses a hydraulic elevating device for an iron tower. The hydraulic elevating device comprises two base brackets. An extending-and-contracting bracket is mounted in each base bracketin a sleeved manner. Pin holes are formed in the base brackets and the extending-and-contracting brackets in a spaced manner. A lower support beam is mounted at opposite positions of the base brackets. An upper support beam is mounted at opposite positions of the extending-and-contracting brackets. A first pull plate and a second pull plate are arranged on the upper support beam. A hydraulic jackis arranged on the lower support beam. According to the hydraulic elevating device, by means of the pin holes formed in the extending-and-contracting brackets and the base brackets in the spaced manner, a tower foot can be elevated level by level; the tower foot can be elevated by a large stroke through the small-size hydraulic jack; a small number of tools are used; the operating steps are simple; and maintenance cost of the power transmission iron tower is greatly lowered.

The invention discloses a hemostatic forceps for liver tissue resection, which comprises a first forceps, a first arc-shaped groove is opened on one side of the forceps head of the first forceps, and a first arc-shaped groove is formed on the side of the forceps head of the first forceps. For the second tongs, the rotating column runs through the first tongs and the second tongs and is rotationally connected with the first tongs and the second tongs. One side of the tong head of the second tongs is provided with an arc connected to the first tongs. A second arc-shaped groove that matches the groove, the first side of the pincer head of the first pincer is provided with a first transverse tooth groove parallel to the first pincer, and the side of the pincer head of the second pincer is opened There is a second transverse cog matching the first transverse cog, and the part of the first clamp located on the right side of the rotating column is fixedly connected with a first return spring. The present invention relates to the technical field of medical instruments. The hemostatic forceps for liver tissue resection can prevent blood vessels from sliding in both horizontal and vertical directions during use, and have good fixing effect during clamping, and are not easy to slide away.

The invention discloses a safety ladder for power construction. The safety ladder comprises a safety ladder main body, wherein a lifting device is arranged at the top end of the safety ladder main body, the safety ladder main body is hinged to the lifting device through a first hinge, the lifting device comprises a base, a first bevel gear is arranged inside the base, a connecting column is connected to the right end of the first bevel gear, a rotating rod is arranged at the right end of the connecting column, one end, away from the connecting column, of the rotating rod penetrates through theright side wall of the base and is connected with a rotating handle, the first bevel gear is in meshed connection with a second bevel gear, the top end of the second bevel gear is fixedly connected with a nut, the nut is fixed in the middle of the top wall of the base through a second bearing, and a vertically-arranged screw rod is arranged inside the nut. The safety ladder has the advantages that the structure is simple, the operation is convenient and fast, an objective table can be lifted, so that constructors can conveniently take tools, the safety of the constructors is guaranteed, and the working efficiency is improved at the same time.

The invention discloses a counterforce type lifting loading automobile brake inspection bench, which relates to the technical field of automobile brake inspection benches. The counterforce type lifting loading automobile brake inspection bench comprises a rectangular outer frame, a rectangular inner frame, a sliding base and two racks, wherein the sliding base is slidably mounted at the bottom ofthe rectangular outer frame; a sliding sheet is mounted on a side beam of the rectangular outer frame; a sliding groove is formed in the sliding sheet; a horizontal shaft is mounted at two ends of thesliding base; a bearing structure is rotationally mounted at two ends of the horizontal shaft; the bearing structure is mounted in the sliding sheet chute in a rolling manner; the bearing structure comprises a bearing rotationally mounted at the end part of the horizontal shaft; the periphery of the bearing is sleeved with a steel ring sleeve. The sliding sheet is installed on a side beam of a rectangular outer frame, and a sliding groove is formed in the sliding sheet, meanwhile, the bearing structure at the two ends of the horizontal shaft of the sliding base are installed in the sliding groove in a sliding mode, deviation in the transverse direction in the lifting process of the rack is avoided, and the stability in the lifting and falling processes is guaranteed, and meanwhile, the steel ring sleeve stably sleeves the outer peripheral side of the bearing, so that the bearing is prevented from being damaged after being heavily pressed, and the supporting stability is improved.

The invention discloses a fault indicator based on a power grid engineering, and relates to the technical field related to a power grid. The fault indicator comprises a positioning mechanism and a hanging assembly, the positioning mechanism comprises a positioning assembly, and adjusting assemblies are fixedly connected to the two opposite side faces of the positioning assembly. The hanging assembly is located at the top of the positioning mechanism and is in sliding connection with the adjusting assembly. An adjusting rod is arranged between the adjusting assembly and the hanging assembly, and a push-pull rod is arranged between the hanging assembly and the positioning assembly. According to the invention, an arc-shaped suspension member is moved up and down, the push-pull rod is utilized to push a positioning column to move horizontally, and the distance between the two wire clamping arc-shaped plates is flexibly adjusted under the combined action of a reset elastic member and the positioning column, so that on one hand, the high-voltage wires with different diameters can be clamped and fixed, and on the other hand, the high-voltage wires can be limited, the transverse sliding of the high-voltage wires is effectively prevented, and the installation stability of the fault indicator is greatly improved.

A clamping device for a rear cross beam of a rear subframe is composed of a sliding table mechanism, an inversion mechanism and a clamping mechanism, wherein the sliding table mechanism is provided with a sliding table positioning cylinder and a sliding table cylinder; a sliding table is driven by the sliding table cylinder to do linear motion to reach a working position or leave the working position; the sliding table positioning cylinder is used for fixing the sliding table on the working position; the inversion mechanism is positioned on the sliding table and is provided with an inversion cylinder; the inversion cylinder drives a clamping mechanism mounting plate to swing through an inversion connection plate, so that the clamping mechanism mounting plate and the clamping mechanism fixed with the clamping mechanism mounting plate are inversed to the rear cross beam of the rear subframe or inversed in an opposite direction to leave the rear cross beam of the rear subframe; the clamping mechanism is provided with a clamping cylinder; the clamping cylinder drives a clamping connecting rod assembly to move to clamp or loosen a workpiece. The clamping device for the rear cross beam of the rear subframe is compact in structure, the space layout is reduced, the influence of welding deformation can effectively resisted, the stability of welding quality is guaranteed, all weld joints can be exposed after the positioning and clamping of a tool, and one hundred percent accessibility of automatic welding by a robot can be realized.

The invention mainly relates to the technical fields of material science and environmental protection and particularly relates to a spliced air purifier filter material combined by multiple materials.The filter material is of a five-layer spliceable structure, wherein two layers on the outermost side refer to a first graphene nanomaterial adsorption layer (1) and a second graphene nanomaterial adsorption layer (2); two inner layers refer to a third biological material chitin adsorption layer (3) and a fourth biological material chitin adsorption layer (4); the intermediate layer is an activated carbon adsorption layer (5); joint surfaces among the layered structures are planar, sawtooth-shaped or wave-shaped. According to the combination of the multiple materials and a special shape design, the air purification efficiency is increased, the service life is prolonged, and the cost is effectively controlled.

The invention relates to the technical field of electric wire equipment, and concretely relates to a high-sealing-performance insulating silica gel wire. The wire comprises a wire body and a plug body, the plug body is fixedly installed on the outer surface of the edge of one end of the wire body, a wire sheath is fixedly installed in the wire body, and the outer surface of the edge of one end of the wire sheath is fixedly wrapped with a clamping block. A lead wire is fixedly wrapped in the wire sheath, a wire hole is formed in the center of one end face of the filling layer, a fixing device is fixedly installed in the plug body, and a plugging device is fixedly and movably installed in the fixing device. By rotating a threaded rod, plug pieces can transversely slide in limiting clamping grooves, so that the distance between the plug pieces is changed, the plug body at one end of the wire body can be conveniently plugged into a power supply plug wire hole, stable plugging of the plug body is ensured, and loosening during plugging of the plug pieces on the side surface of the plug body and the power supply plug wire hole, and causes the phenomenon of poor contact is avoided.

The invention discloses a vehicle safety device and a using method. The vehicle safety device comprises clamping strips fixedly mounted on the left side and the right side of a vehicle plate; each clamping strip is provided with a bayonet used for being clamped into a vehicle plate, a column is arranged at the bottom of teach clamping strip, a wire fixing groove is formed in the outer wall of eachcolumn, a threaded hole is formed in the bottom of each column, the threaded hole upwards penetrates through the bayonet, a screw is arranged in each threaded hole in a matched mode, and the screws abut against the vehicle plate after being screwed upwards. A plurality of arc-shaped grooves are formed in the tops of the clamping strips, and the ends, away from the trolley plate, of the grooves are closed; the device can be installed on a truck, and the fixing strength between the device and a steel coil is improved.