31results about How to "Play the role of earthquake resistance" patented technology

The invention discloses a pressure dispersion type yielding anchor cable. The pressure dispersion type yielding anchor cable comprises an inner anchoring section, a free section and an outer anchoring section, wherein the inner anchoring section comprises multiple levels of inner anchoring bearing bodies; n is an integer not less than 2; each inner anchoring bearing body comprises a bearing plate, a sealing shell and at least two yielding anchorage devices arranged between the bearing plate and the sealing shell; and a constant-resistance body of each yielding anchorage device is connected with an inhaul cable which passes through the bearing plate. The anchor cable disclosed by the invention can prevent a single inhaul cable from being snapped efficiently when over-great bearing force is applied to the inhaul cable, the loading capability of the whole yielding anchor cable after resisting earthquake is not changed, and the yielding anchor cable can be stretched-drawn integrally for once, so that convenience is provided for construction; a dispersion type anchoring way is adopted, so that the size of a drilling hole is small and good economical efficiency is obtained; and the pressure dispersion type yielding anchor cable, disclosed by the invention, is suitable for multiple stratum conditions and in particular for the anchoring of rock soil in earthquake regions and high-pressure deformation conditions.

The invention provides a fruit packaging box for logistics transportation. The fruit packaging box comprises an outer box and an inner box located in the outer box; the outer box is composed of an outer box body and an outer box cover located at the top of the outer box body; the inner box is composed of an inner box body and an inner box cover located at the top of the inner box body; a pluralityof springs are arranged between the inner surface of the outer box and the outer surface of the inner box, and a cavity is formed and internally provided with a plurality of ice bags; the inner box is a foam box; and the wall of the outer box is composed of an inner layer, an outer layer and a damping mechanism located between the inner layer and the outer layer. According to the fruit packagingbox, the two-box form is adopted, the inner box is the foam box and used for storing fruits, the springs are arranged between the inner box and the outer box and achieve the vibration reduction effect, and moreover, the wall of the outer box is provided with an interlayer which is internally provided with the damping mechanism. The fruit packaging box has a certain damping effect, the cavity formed between the outer box and the inner box is internally provided with the ice bags and can achieve the effect of cooling the inner box, and the fruits can keep fresh advantageously.

The invention relates to the technical field of building wiring tools, and specifically relates to an intelligent building integrated wiring device. The adopted technical scheme is that the intelligent building integrated wiring device comprises a [-shaped fixing frame, the fixing frame is used for being fixedly connected with the wall of a weak current well, a plurality of partition plates are transversely arranged in the fixing frame, and the partition plates can slide up and down; the partition plates are provided with adjustment rods therebetween, the adjustment rods are perpendicular to the partition plates and used for adjusting the spacing between two adjacent partition plates, and springs are arranged between the bottom side of the fixing frame and the bottom partition plate. The intelligent building integrated wiring device can directly carry out wiring in the weak current cell, does not need to bind cables and has the characteristics of high wiring efficiency, good seismic resistance and convenient repair and maintenance.

The invention discloses a steel structure beam column connection node and a connection method thereof in order to solve the problem that an existing connection node is prone to brittle fracture. The steel structure beam column connection node is used for connection between a steel column and I-shaped steel beams. The steel beams and the steel column are connected through a corbel. The corbel is anenclosing structure formed by welding a plurality of modules of the same structure to the steel column. Each module is of a Y-shaped structure composed of two fixed plates and a steel wing plate, wherein a plug space is formed between the two opposite steel wing plates. Each connecting part comprises at least one plug plate welded to the end of one steel beam. The plug plates are plugged into theplug spaces. The steel wing plates and the plug plates are connected through mounting holes and high-strength bolt assemblies. The steel beams and the corbel are preliminarily positioned in a plug-inmode and are in rigid connection or semi-rigid connection through high-strength connecting assemblies. The steel structure beam column connection node is easy to assemble and capable of realizing full-assembly installation.

The invention discloses an anti-seismic protection device for furniture, which includes a furniture body and frame legs. The anti-seismic protection device for furniture has a simple structure. By adding a first magnet, a first spring, a rectangular frame, a first air bag, a rubber Frame, anti-vibration plate, rubber pad and rubber cover and other structural combinations. When the furniture body is put down, the anti-vibration plate and rubber pad first play an anti-seismic role. When the connecting rod moves upward, the third spring on the end surface of the connecting rod will work again. When the pressure is transmitted to the rectangular frame, the structure inside the rectangular frame acts as an anti-seismic function. Due to the existence of the first magnet, the first spring and the second magnet, and the close ends of the first magnet and the second magnet repel each other, it also acts as an anti-vibration At the same time, because of the existence of the rubber sleeve, it also has the effect of anti-seismic, so the device can be well anti-seismic when subjected to external pressure, and prevent the damage of the furniture body.

The invention discloses an anti-vibration and anti-falling type LED display screen, and relates to the field of LED display screens. The anti-vibration and anti-falling type LED display screen comprises a base, wherein a first threaded sleeve is moved through rotation, and a protection box is arranged in the middle of the top of a supporting piece base, and the first threaded sleeve is moved through rotation. When the anti-vibration and anti-falling type LED display screen needs to be used, a worker starts a second servo motor, the second servo motor rotates to enable a third screw to rotate,the third screw rotates to enable a second threaded sleeve to move upwards, then a movable block drives a supporting plate to move upwards, the supporting plate moves upwards to drive the display screen to move upwards, and therefore the display screen stretches out of the protection box, and the display screen can be used. When the anti-vibration and anti-falling type LED display screen does notneed to be used, the worker controls the second servo motor to rotate reversely, and therefore the third screw rotates reversely, and at the moment, the display screen retracts into the protection box. Through protection of the protection box on the display screen, the display screen can be effectively prevented from being damaged, and the protection performance and the dustproof performance of the display screen are improved.

The invention discloses an anti-seismic contact box which comprises a box body. A contact accommodating cavity is formed in the box body. One side of the box body communicates with a busbar arranginggroove. An embedding plate is embedded on one side of the interior of the busbar arranging groove. A bolt hole is formed in the embedding plate. The embedding plate is fixedly connected with a connecting plate through a bolt. A spring is fixedly welded to one side of the connecting plate. The other side of the spring is fixedly connected with a supporting plate. A first contact is arranged on theother side of the supporting plate. A second contact is arranged on one side of the first contact. The first contact is sleeved with a flexible connection part. The outer side of the box body is fixedly connected with a supporting seat. The supporting seat is provided with a fixing hole. The fixing hole is connected with a fixing mechanism. The anti-seismic contact box is reasonable in design, through the arranged spring, the spring achieves the anti-seismic effect, so that the first contact has the good anti-seismic property; and through an arranged fixing mechanism, the box body is conveniently fixed, and thus the box body has the good anti-seismic property.

The invention discloses a fireproof shock-resistant alternating-current low-voltage power distribution cabinet which comprises a cabinet body. A high-voltage bottle is connected into the cabinet bodythrough bolts, a valve is connected to a bottle opening of the high-voltage bottle through threads, a connecting pipe is connected to the top of the valve through threads, and a fire-fighting spray head is connected to the end, away from the valve, of the connecting pipe through threads. A damping base is arranged at the bottom of the cabinet body, guide columns are connected to the outer wall ofthe bottom of the cabinet body through bolts, the bottoms of the guide columns penetrate through the outer wall of the top of the damping base to be welded with connecting plates located in the damping base, and guide rods are welded to the inner wall of the bottom of the damping base. Through the arrangement of the high-pressure bottle, the connecting pipe and the fire-fighting spray head, compressed carbon dioxide is contained in the high-pressure bottle, and the fire-fighting spray head is burst and opened at high temperature, so that the carbon dioxide in the high-pressure bottle is sprayed out from the fire-fighting spray head through the connecting pipe to extinguish fire in the cabinet body, and the fireproof effect of the power distribution cabinet is realized.

The invention relates to the technical field of passive houses, in particular to a quakeproof passive house wall foundation. The quakeproof passive house wall foundation comprises a base, a quakeproofassembly and a wall fixing groove; the base is of a bridge structure, the quakeproof assembly is located between the base and the wall fixing groove and comprises a lower cavity body, an upper cavitybody, damping springs, a screw and clamp nuts, the lower cavity body is fixed in a mounting plate by penetrating, the upper cavity body is buckled in the lower cavity body, the damping spring is located in the upper cavity body and the lower cavity body, the screw penetrates through the upper cavity body and the lower cavity body, and the wall fixing groove and the base are fixed by the clamp nuts; the cavity fixing groove is a square groove with an upward opening, wall mounting holes are formed in groove plates on two sides, and a bolt mounting groove is formed in the groove plate on the bottom surface. The wall foundation have quakeproof and fixing effects, is suitable for mounting various passive house walls and has quite high

The invention relates to a packing box for wire coil transportation, which comprises a box body; the box body is formed by integral die pressing after polystyrene foaming, the inner walls of two sides of an inner chamber of the box body are correspondingly provided with bulges and grooves in an alternating manner, the corresponding grooves at two sides are matched to form a bayonet for placing a wire coil, and the wire coil is detachably clamped in the bayonet. In the packing box, polystyrene is adopted for forming the packing box, therefore, not only can the role of resisting shock be played, but also the wetting is not easy to cause due to the influence of whether, and the severe transportation conditions can be well resisted.

The invention discloses a special impact-resistant and rapid-radiating aluminum alloy hub comprising a hub body. The hub body comprises a hub inner ring and a hub outer ring. The two sides of the hubouter ring are both fixedly connected with the hub inner ring through spokes; a plurality of radiating holes are formed in the surface of the hub outer ring; reinforcing ribs are fixedly arranged on one sides of the spokes; and a plurality of positioning holes are formed in one side of the hub inner ring, and radiating channels are formed in the two ends of one side of the hub inner ring correspondingly. Through the arranged reinforcing ribs, the effect of improving the toughness of the spokes is achieved, and meanwhile the shock resistance effect is achieved properly; through the formed positioning holes, a worker can mount and fix the hub conveniently, and meanwhile detaching is facilitated; during traveling of an automobile, heat is generated between the hub outer ring and a tire because of friction, and the heat can be dissipated effectively and timely through the formed radiating holes; and through arranged heat conducting spacers, heat generated during rotating of the hub inner ring is guided out through the radiating channels.

The invention relates to a precast concrete component which comprises a plurality of component bodies. The component bodies are arranged in a stacked manner in the thickness direction of the componentbodies, locking grooves are formed at the two side walls of each component body respectively, the corresponding locking grooves in the component bodies are communicated, and locking pieces are arranged in the locking grooves respectively. The precast concrete component has the advantages that production standardization of the component bodies is achieved, that is, the component bodies can be produced on a large scale, and therefore the manpower and material resource cost generated by manufacturing of various different dies is reduced.

The invention relates to a method for improving the seismic performance of building masonry. The method comprises the following steps of fixing an angle steel pull rod at the top end of an indoor transverse wall of a building, fixedly connecting one limb of the angle steel pull rod with the indoor transverse wall, tightly attaching the other limb of the angle steel pull rod to an indoor roof surface, extending the two ends of the angle steel pull rod into an indoor longitudinal wall and fixedly connecting the two ends with steel plates embedded into indoor walls; removing plastering layers onthe outer wall face, facing a public area, of the building indoor wall and the inner wall face and the outer wall face of the building outer wall, and conducing plastering through high-ductility mortar. By means of the method, the anti-seismic property of the building masonry is improved, and meanwhile, interference to a user is reduced to the maximum degree in the construction process.

The invention relates to the technical field of hangers, in particular to an engineering support and hanger system. The engineering support and hanger system comprises supporting frames and a hangingassembly, the cross-section shape of each supporting frames is matched with the cross-section shape of a pipe rack, and the supporting frames are arranged on the side wall of the pipe rack at intervals; the hanging assembly comprises two connecting rods and two chain links for a pipeline to pass through, the upper ends of the two chain links are hinged to each other, the two chain links are rotatably arranged on the upper parts of the supporting frames, one ends of the two connecting rods are hinged to each other, and the other ends of the two connecting rods are separately hinged to the lowerends of the two chain links. According to the engineering support and hanger system, when one ends of the two connecting rods move upward to support the pipeline to form three-point support at one ends of the two connecting rods and the two chain links, when one ends of the two connecting rods are located on the upper sides of the other ends, locking is carried out to prevent the falling of the pipeline; and the connecting rods are of a telescopic structure, and the sizes of the opening angles of the two chain links can be changed.