68results about How to "Reasonable force structure" patented technology

The present invention relates to a production method of foundry shaped coke and its equipment system for producing said foundry shaped coke. Said method includes the procedures of preparing material,pulverizing, cold stirring, hot stirring, forming and carbonization and coking, and its equipment system includes material-preparing chamber, pulverizing machine, cold stirring machine, hot stirring machine, forming machine and carbonizing furnace, etc.

The invention relates to a two-way operation grate-cleaning crusher; a crushing transmission mechanism can be used for driving a two-way crush roller mechanism to move in the positive direction and the negative direction; the two-way crush roller mechanism comprises a roller body, two-way crush tooth holders and crush teeth; the roller body is provided with the plurality of two-way crush tooth holders; the outer end of each two-way crush tooth holder is symmetrically provided with two crush teeth; a bridge-type structure is adopted by a stand; the stand comprises an end beam and two intermediate beams; the two intermediate beams are respectively arranged at the two sides of the roller body, and are respectively provided with a shearing mechanism which comprises a shear knife; the positions of the shear knives correspond to those of the two-way crush tooth holders; and a shearing pair is formed by the shearing mechanisms and the two-way crush tooth holders. The two-way operation grate-cleaning crusher has the functions of two-way crush cleaning and efficient shearing, can automatically lubricate, prevents the accident caused by deorbit of equipment, can be used for efficiently cleaning all residues on a screening grate, and is reasonable in structure, high in reliability, simple in use, simple and convenient to maintain and long in service life.

The invention belongs to the technical field of buildings, and particularly relates to an industrial factory building outer wall and a mounting process of the industrial factory building outer wall. The industrial factory building outer wall comprises a body structural stand column, supports, a prefabricated wallboard and a wallboard assembled on site, the four corners of the prefabricated wallboard are connected with the supports respectively, and the supports are connected with the body structural stand column. The prefabricated wallboard is connected with corner protection pieces, and the corner protection pieces comprise the upper corner protection pieces and the lower corner protection pieces. Displacement connecting plates of the upper corner protection pieces are connected with the upper support, and displacement connecting plates of the lower corner protection pieces are connected with the lower support. The mounting process of the industrial factory building comprises the steps of mounting the supports, the prefabricated wallboard and the wallboard assembled on site, the step of caulking and the like. The situation that the four corners of the wallboard are deformed due to the fact that thin wall type steel at the four corners of the wallboard is torn can be avoided under the condition that heavy hoisting equipment operates, the stress structure of the industrial factory building outer wall is made to be reasonable, and the overall force bearing performance is improved.

The invention belongs to the field of hardware fittings of doors and windows and provides a hinge. The hinge is used for being installed on a door and window leaf and a door and window frame. The hinge comprises a gear and rack unit and an inclined draw bar. The gear and rack unit is installed on the door and window frame. A gear is installed on the door and window frame in a rotatable mode. A rack is located on one side of the gear. The gear is meshed with the rack. A gear installation portion is arranged on one side of the gear. The two ends of the inclined draw bar are installed on the door and window leaf and the door and window frame respectively. The door and window leaf can be smoothly opened and closed on the door and window frame through the gear and rack unit on the premise that the number of hinge parts is reduced, and the gear and rack unit can form a force arm outside the gear installation portion. A part of the weight of the door and window frame is borne by the gear installation portion, most gravity of the door and window can be counteracted by the force arm formed by the gear and rack unit, and therefore most of the weight of the door and window is greatly shared; in this way, the problems that an existing hinge is unreasonably stressed and prone to damage are solved.

A medical dressing with a sodium carboxymethylcellulose/polylactic acid sponge protection layer is provided with elastic webbing serving as base cloth (1), the base cloth is rectangular or is in a rounded rectangle shape, the inner face of the base cloth is coated with a mucilage glue layer (2), the protection layer (3) is stuck on the mucilage glue layer in the middle of the base cloth and is made of a sodium carboxymethylcellulose/polylactic acid sponge, the thickness of the protection layer is 1-2 mm, the protection layer is covered with separating paper (4), and the outer edge of the separating paper is fixed to the corresponding exposed part of the periphery of the base cloth. The medical dressing with the sodium carboxymethylcellulose/polylactic acid sponge protection layer is characterized in that a medical TPU film fixed on the outer side of the base cloth in a hot pressing mode serves as a reinforcing rib layer (5), the reinforcing rib layer is composed of X-type reinforcing ribs (5.1, 5.2, 5.3 and 5.4) and a boundary reinforcing rib (5.5), the boundary reinforcing rib (5.5) and the two long sides of the base cloth are crossed at the boundary points (5.51 and 5.52), the X-type reinforcing ribs are connected with the boundary points and the four corners of the base cloth to form two X types, the width of the reinforcing ribs is 5-10% of the width of the base cloth, and the thickness of the reinforcing rib layer is 0.1-0.5 mm.

An air landing device. In order to overcome the disadvantage of causing potential hazards to the users as a result of the unreasonable stress structure of the crankshaft of existing air landing devices which adopt a crankshaft and a speed limit piston, the present invention provides an air landing device, the technical scheme of which is that the gravity member is supported by a carrier; the carrier is fixedly connected with a rope; the rope is enwound on a winding disc; the winding disc is fixed on a rotation shaft; the rotation shaft is mounted on a bearer by a shaft base; a rotating member is disposed on the rotation shaft; a crankshaft is disposed on the rotating member; the crankshaft is connected with the piston rod of the speed limit piston; the speed limit piston is fixed on the bearer. The invention is characterized in that a supporting pedestal, which is muff-coupled on the outer side of the rotating member, is disposed; when rotating the rotating member, the inner surface of the supporting pedestal cooperates with the outer surface of the rotating member and the supporting pedestal plays a supporting role to the rotating member. The beneficial effect of the present invention is to provide a more reasonable stress structure of the crankshaft and ensure safe use.

The invention discloses a damping device. The damping device comprises a stressing frame, a bearing rod, a first damper, a second damper, a folding rod, a bearing part and a bearing arm, wherein one end of the bearing rod is hinged to the stressing frame; the other end of the bearing rod is hinged to the first end of the first damper; the second end of the first damper is hinged to the stressing frame; an obtuse angle is formed between the bearing rod and the first damper; one end of the folding rod is hinged to the bearing rod or the first damper; the other end of the folding rod is connected with the second damper; one end of the second damper is connected with the stressing frame, and the other end of the second damper is connected with the folding rod; the middle part of the folding rod is connected with the bearing part; the bearing arm is arranged at one side, away from the stressing frame, of the first damper; one end of the receiving arm is fixed on the stressing frame, and the other end of the receiving arm is fixed in the middle of the folding rod. According to the damping device disclosed by the invention, the stress from one part of the stressing frame in the longitudinal direction is transferred to the transverse direction of the stressing frame, so that a maximum bearing force of the damping device is improved, and the device is favorably arranged to control a transverse stress; meanwhile, the longitudinal damping amplitude of the damping device is reduced.

A thin-stone combined heat-insulating decorative board comprises a decorative stone board, an A grade fire-resistant heat insulating board, high-molecular inorganic sticking agent, an upper metal pendant assembly and a lower metal pendant assembly, wherein the high-molecular inorganic sticking agent is used for bonding between the decorative stone board and the A grade fire-resistant heat insulating board; Pi-shaped 45 degrees' chutes are formed in the upper end and the lower end of the decorative stone board respectively; the upper metal pendant assembly mainly comprises an embedded metal pendant, an upper part connection pendant, an expansion bolt mounted on the upper part connection pendant, and a bolt connected between the embedded metal pendant and the upper part connection pendant and used for fastening; the lower metal pendant assembly comprises an embedded metal pendant, a lower part connection inserting pendant, an expansion bolt mounted on the lower part connection inserting pendant, and a bolt connected between the embedded metal pendant and the lower part connection inserting pendant and used for fastening. The heat-insulating decorative board provided by the invention has the advantages that the structure is scientific, firm and shockproof; production and operation can be standard and factory-like; the stress structure is reasonable; the construction is convenient. Therefore, the heat-insulating decorative board is a comparatively ideal heat-insulating fire-resistant decorative material for exterior walls of buildings.

The invention belongs to the technical field of drilling rig equipment, and proposes a self-propelled double-column drill carriage which is characterized by comprising a chassis. A travelling track isarranged below the chassis, the chassis is provided with a column, a guide rail is rotatably arranged at the middle of the column, a rotator is slidably arranged on the guide rail, the column includes a bottom pillar arranged on the chassis, the upper portion of the bottom pillar is connected with a pneumatic telescopic pillar, a first abutting seat is hinged to the top of the pneumatic telescopic pillar, rotating supporting rods are also rotatably arranged on the chassis, a rotating shaft of each rotating supporting rod is arranged in the horizontal direction, the length of the rotating supporting rod is larger than the distance between the chassis and the ground, the rotating supporting rod is telescopic and can be locked, the number of the rotating supporting rods is four, the rotatingsupporting rods are located at four corners of the chassis respectively, and a second abutting seat is hinged to one end of the rotating supporting rod far away from the chassis. According to the self-propelled double-column drill carriage, the problems that when a drilling rig is in drilling process, the chassis is instable easily and shakes, which results in a poor drilling effect is solved.

The invention relates to a column and beam connecting device applied to the technical field of buildings. The technical problem that columns and beans are not firmly connected is solved. The column and beam connecting device comprises a steel bottom plate, a steel coaming fixed to the steel bottom plate and used for limiting a vertical column and a clamping plate fixed to the steel bottom plate and used for limiting a cross beam. A first screw for locking the vertical column on the steel coaming is arranged on the steel coaming in a penetrating manner, and the two ends of the first screw protrude out of the steel coaming and then are in threaded connection with first locknuts. A second screw for locking the cross beam to the clamping plate is arranged on the clamping plate in a penetratingmanner, and the two ends of the second screw protrude out of the clamping plate and then are in threaded connection with second locknuts. The column and beam connecting device has the effect of improving the firmness and the stability of the connection of the cross beam and the vertical column.

The invention relates to a suspension string used for electric power transmission lines and particularly relates to a V-type duplex single-hanging point four-splitting suspension string and which is suitable for increasingly high voltage levels, is anti-thunder and ensures the safe and stable operation of the power grid. The V-type duplex single-hanging point four-splitting suspension string comprises a four-hanging point four-splitting connection plate, two groups of suspension strings arranged in a V shape, an arcing horn I, an arching horn II, an arching ring I and an arching ring II. Each suspension ring comprises insulator chains formed by connecting insulators. One end of each insulation chain is connected with an iron tower cross arm, and the other end is connected with the four-hanging point four-splitting connection plate. The arching ring I and the arching ring II are matched with the arcing horn I and the arching horn II in use. The lead partition number is increased, and the V-type duplex single-hanging point four-splitting suspension string can be suitable for increasingly high voltage levels. The stress structure is reasonable, and the normal operation of the power transmission line is ensured. The length of the suspension ring is shortened, and the armour clamp and iron tower cost is lowered. The V-type duplex single-hanging point four-splitting suspension string is anti-thunder and suitable for two splitting, three splitting, four splitting, six splitting, eight splitting and the like.

The invention discloses a displacement adjustment compensation device with a reserved space and a method for reserving the space. The displacement adjustment compensation device comprises a first supporting piece and a second supporting piece. The first supporting piece and the second supporting piece can oppositely move in the axial direction, and after moving, a gap for placement of filling can be formed, wherein at least one of two opposite faces, used for forming the gap, of the two supporting pieces is provided with a groove for containing the filling, moreover, at least one of the first supporting piece and the second supporting piece is provided with an opening, and the filling can enter the groove and the gap formed after moving through the opening.

The invention relates to an attached lifting scaffold guide rail. The attached lifting scaffold guide rail comprises a slide member for being connected to a wall attached guide seat, a frame assemblymember for being connected to a frame body and a trapezoidal plate attached member connecting the slide member and the frame assembly member, the upper bottom edge of the trapezoidal plate attached member is fixedly connected to the frame assembly member, and the lower bottom edge of the trapezoidal plate attached member is fixedly connected to the slide member. The overall cross section of the attached lifting scaffold guide rail is designed of a trapezoidal structure, so that the overall force structure of the guide rail is more reasonable, the stability is better, deformation is not prone to occurring in the welding process, good linear precision can be ensured, and relatively large loads can be withstood; and by closing the ends of the "trapezoidal" structure, the guide rail can be integrally formed into a closed structure, so that the guide rail has better corrosion resistance and a longer life.

The invention relates to a connected concrete prefabricate combined bin and a building method thereof and aims to solve the problem that traditional slip-form construction is quite high in cost and long in construction period. The connected concrete prefabricate combination bin comprises cylinders (1) and is characterized in that a bin top (2) is connected to the upper portion of each cylinder, each cylinder has an assembled structure, arc-shaped circumferential reinforcing steel bars A (4) and longitudinal reinforcing steel bars A (41) vertical to the arc-shaped circumferential reinforcing steel bars are arranged in a connecting part (3) between two adjacent cylinders, and the rest part of each cylinder is assembled by a group of arc-shaped prefabricated plates (5); the arc-shaped circumferential reinforcing steel bars (4) in the connecting part (3) between the cylinders and arc-shaped circumferential reinforcing steel bars (6) jointly form the circular circumferential reinforcement of the cylinders; cast-in-situ concrete is poured to assembling positions (7) among the arc-shaped prefabricated plates, vertical pouring channels (8) in the arc-shaped prefabricated plates, the connecting part between the cylinder and arc-shaped prefabricate plate joints to form a frame of reinforced concrete columns and beams from bottom to top, and the frame and the connecting part between the cylinders are jointly combined to form the combined bin.

The invention discloses a multi-unit driven translation gate with tongue flaps. The translation gate comprises a gate chamber consisting of left and right gate piers and a gate baseplate, and a gate arranged between the left and right gate piers; left and right gate warehouses are respectively arranged on the outer sides of the left and right gate piers; access doors communicated with the left and right gate warehouses are formed in the left and right gate piers; a gate rail is transversely paved in the gate baseplate; two ends of the gate rail extend into the corresponding left and right gate warehouses, and are joined with access rails in baseplates of the left and right gate warehouses through arc rails; and the gate consists of multiple gate units with independent driving devices. The translation gate solves the problem of difficult satisfaction of the strength and the rigidity of a large-span gate, is more reasonable in stress structure, greatly reduces the engineering quantity and the construction investment compared with an integral large-span gate, meanwhile, solves the problems of no-water maintenance and difficult operation of the gate, and reduces the resistance in the gate opening and closing process.

The invention discloses a supporting tool for tubular bus maintenance. The supporting tool comprises a supporting assembly. The supporting assembly comprises a first supporting piece and a second supporting piece which are connected with each other; and one end of the first supporting piece is provided with a first groove used for being matched with an upper-layer tubular bus support, the other end of the first supporting piece is connected with one end of the second supporting piece, and the other end of the second supporting piece is provided with a second groove used for being matched with a lower-layer tubular bus support. When the upper-layer tubular bus is overhauled, the second supporting piece is fixed to the lower-layer tubular bus through the second groove, then the first supporting piece is connected to the fracture of the upper-layer tubular bus through the first groove, and stable supporting of the upper-layer tubular bus is formed. When the lower-layer tubular bus is overhauled, the first supporting piece is fixed to the upper-layer tubular bus through the first groove, then the second supporting piece is connected to the fracture of the lower-layer tubular bus through the second groove, and stable supporting of the lower-layer tubular bus is formed. The problem of different supports of the overlapped tubular bus bars in the maintenance process can be solved, and the safety and reliability of the site can be effectively improved.

The invention provides a Chinese standard contact network system which is formed by mutually connecting a plurality of anchor sections. Each two anchor sections are connected to form an anchor sectionjoint, an electrical connection device is arranged at each anchor section joint, a central anchor device is arranged in the middle of each anchor section, each anchor section comprises a force bearing rope, a contact line arranged below the force bearing rope, a plurality of forward positioning columns and a plurality of reverse positioning columns, a plurality of integral droppers are connectedbetween each force bearing rope and the corresponding contact line, and two ends of each force bearing rope and the corresponding contact line are connected with an anchor lowering compensation device. The system is excellent in performance, capable of meeting using requirements of contact networks of 400km, 350km, 250km, 200km and 120km per hour, convenient in part combining and easy in part replacement and has application prospect of unifying and standardizing contact network systems.