35results about How to "Improve crash strength" patented technology

An anti-collision plate for the door of car is a hollow plate with B-shaped or D-shaped cross-section and fixed to the inner plate of door, and is composed of an external plate and an internal plate.

The invention discloses a composite heat insulation type furnace face prefabricated block for an aluminum anode carbon roasting furnace flue wall. The composite heat insulation type furnace face prefabricated block comprises a prefabricated material pouring body which is of a cuboid structure and is provided with a fire jet opening in the middle, bearing nets and heat insulation layers, wherein the bearing nets and the heat insulation layers are sequentially and horizontally embedded into the portions, located on the two sides of the fire jet opening, of the upper portion of the prefabricated material pouring body from top to bottom. L-shaped reinforcing frames are pressed on the edge of the periphery of the upper surface of the prefabricated material pouring body in a buckled manner. The composite heat insulation type furnace face prefabricated block is a composite body composed of refractory castable, the L-shaped reinforcing frames, the bearing nets, the heat insulation layers and other materials, and the requirements for fire resistance, collision prevention, heat insulation performance, load-bearing performance and anti-skidding performance of the furnace face prefabricated block for the flue wall are met; and the refractory castable sintered bauxite with the high strength and high performance is adopted as a host material for the furnace face prefabricated block, so that the finished prefabricated block has high strength, micropores and the medium or high specific gravity and is high in performance. A manufacturing method of the composite heat insulation type furnace face prefabricated block is simple, the process parameters are easy to control, and high-temperature sintering is not needed; and the pouring material formula is changed for different portions, and the field actual requirements of different portions of the prefabricated block are met.

The invention provides a quick folding anticollision type electric car bumper assembly. The quick folding anticollision type electric car bumper assembly is characterized in that two foldable shafts are connected on the front plane of the bumper body component of the quick folding anticollision type electric car bumper in a fastening mode, a hinge shaft is arranged in the middle of each foldable shaft, each foldable shaft is divided into a front section and a rear section by the corresponding hinge shaft, the rear ends of the rear sections are inserted into matched holes of the bumper body of the bumper body component, and are firmly welded to the bumper, and the front ends of the rear sections are connected with the hinge shafts. The rear ends of the front sections of the foldable shafts are connected with the hinge shafts, and the front ends of the front sections are inserted into outer sleeve shaft tubes, and can axially slide in the outer sleeve shaft tubes. The outer sleeve shaft tubes are inserted into shaft holes of a base on a car body and are firmly welded, the two foldable shafts can be pulled out of and pushed in the outer sleeve shaft tubes on the car body after being straightened, the bumper component can be rotated and folded downwards with the hinge shafts as the center after being pulled out in place, and space channels are provided for a battery module pulled out of the rear portion of the electric car.

The invention discloses a waste recycling device with a dust-proof structure, relates to the technical field of recycling devices, and specifically relates to a waste recycling device with a dust-proof structure, including a sewage pool, a water storage barrel and A sewage pipe is installed above the feed inlet and the sewage pool, and a material storage room is installed at the front end of the sewage pipe. Press blocks are installed on the left and right sides of the storage room, and a push rod is installed in the middle of the press block. A water pump is installed at the front end of the water storage bucket, and the water storage bucket is located on the left side of the material storage room, and a flexible water pipe is connected above the water storage bucket. The waste recycling device with a dust-proof structure provides a movable storage space for the waste through the cooperation between the bucket, the flap and the lock pin. The cooperation between the three hydraulic columns and the steel rope can make the flap rotate along the outside of the lock pin, and can effectively put the waste inside the bucket into the inside of the feed port.

The invention discloses a new type of automobile sound insulation foam reinforcement material, which relates to the field of automobile technology, in particular to a novel automobile sound insulation foam reinforcement material, comprising a first plate and a second foam sheet, the first plate A first foam sheet is installed below, and a second sheet is installed below the first foam sheet, a third sheet is installed below the second foam sheet, and the second foam The sheet is located below the second sheet. The invention provides a sound-insulating foam reinforcement material, which forms a mixed structure with the first plate, the second plate and the third plate, which not only increases the structural rigidity, reduces the structural weight, but also plays the role of sound insulation The effect of noise reduction, and the raw materials are relatively cheap, mainly chopped carbon fiber is mainly mixed with the foam matrix. Large-scale application can also effectively recycle carbon fiber waste. This new type of automobile sound insulation foam reinforcement material can effectively improve The resulting stiffness.

The invention provides an anti-collision sliding door, which is used for protecting exit and entrance channels of building enclosures. The sliding door comprises a pair of limit devices which is respectively arranged at two sides of a channel along a horizontal direction, and a door body extending along the horizontal direction; when the sliding door is opened, one end part of the door body is located in the limit device at one side; when the sliding door is closed, the two end parts of the door body are respectively located in the pair of limit devices. The sliding door is characterized in that each limit device comprises at least one pair of upright columns which extends along the longitudinal direction and is flexibly distorted when being subjected to impact force, and a foundation which is buried in the ground and extends along the direction vertical to the horizontal direction and the longitudinal direction; the pair of upright columns is respectively arranged inside and outside the door body; and the lower end parts of the pair of upright columns are respectively arranged on the foundation fixedly; and the upper ends of the pair of upright columns are separated. The limit devices adopt a pair of mutually separated upright columns, when the door is collided by violence, the impact force can be transferred to the upright columns fast, and the upright columns are flexibly distorted after being stressed so as to absorb the collision energy.

The invention provides a sensitive and adjustable drag-link-ball-bead sliding-down-proof device, and belongs to the technical field of mine auxiliary transportation safety devices. The sensitive and adjustable drag-link-ball-bead sliding-down-proof device comprises a vehicle stopping mechanism, opening controlling mechanisms, a touch mechanism and an adjustable zipper connecting rod; the vehicle stopping mechanism comprises vehicle stopping bases, vehicle stopping baffles, a vehicle stopping rotating shaft, a vehicle-stopping-rotating-shaft spring, buffering springs and buffering zippers; theopening controlling mechanisms are arranged on the vehicle stopping bases, and comprise sleeves, column cores slidingly arranged in the sleeves, ball beads, first reset springs, L-shaped baffles, baffle rotating shafts and second reset springs; the touch mechanism comprises touch bases and a pendulum bob rotationally arranged on the touch bases, and the pendulum bob rotates forwards in a one-way manner; the adjustable zipper connecting rod comprises a connecting rod and a zipper which are horizontally arranged, the first end of the connecting rod is connected with second stopping arms of the L-shaped baffles, an adjusting screw is in threaded connection on the second end of the connecting rod, the first end of the zipper is connected with the adjusting screw, and the second end of the zipper is connected with the pendulum bob. The sliding-down-proof device is sensitive in response, adjustable in starting movement time and capable effectively avoiding malfunctions.

The invention discloses an anti-collision structure for an automobile. The anti-collision structure for the automobile comprises an anti-collision housing and a buffering structure, wherein the anti-collision housing is arranged in front of a front end shell of the automobile, and the buffering structure is arranged between the anti-collision housing and the front end shell; the buffering structure comprises two or more transversely arranged buffering units; arc end surfaces are arranged at one ends, facing the anti-collision housing, of the buffering units in the longitudinal direction; and the two adjacent buffering units are connected with each other in a clamped manner. According to the anti-collision structure for the automobile, the buffering structure is arranged between the anti-collision housing and the front end shell; on the one hand, the arc end surfaces are arranged at one ends, facing the anti-collision housing, of the buffering units in the longitudinal direction so thatthe buffering units can preferably bear forces; and on the other hand, the two adjacent transversely arranged buffering units are connected with each other in a clamped manner so that the buffering units are convenient to detach and can be updated in time if being partially damaged to avoid integral changing and reduce cost. On the whole, the good state is conveniently kept at any time to protectthe automobile body and a protection effect in collision is more optimal.

The invention discloses an anti-collision device for municipal bridges and a construction method thereof. The anti-collision device is formed by splicing together an anti-collision unit. The anti-collision unit includes two sets of symmetrically arranged first anti-collision assemblies. On both sides of the bridge body, the two opposite first anti-collision components are fixedly connected by connecting rods. The outer surface of the first anti-collision component is provided with a second anti-collision component, and the two adjacent first anti-collision components on the left and right are The components are fixedly connected through the limit component and the reinforcement component. The method includes: cleaning the bridge body, processing the first anti-collision component, installing the second anti-collision component, processing the reinforcing component, and installing the anti-collision unit. Through the design of the anti-collision unit, the present invention not only facilitates the splicing and installation construction of the anti-collision device, but also only needs to replace the corresponding anti-collision unit when the local anti-collision unit is damaged by the collision. Simple, not only conducive to the construction and installation of the anti-collision device, but also greatly improves the anti-collision strength and avoids damage to the bridge body.

The invention discloses a frame of a right three-wheeled motorcycle. The frame comprises a cab bottom beam frame, a container supporting beam frame, two lengthened beams and a rear tail beam, wherein the container supporting beam frame is provided with two parallel longitudinal beams and fixedly connected with the cab bottom beam frame. Connecting end plates are arranged at the rear ends of the two longitudinal beams, and a plurality of mounting holes are arranged on the connecting end plates and used for mounting and connecting the lengthened beams or the rear tail beam. Connecting end plates are arranged at the front ends and the rear ends of the lengthened beams respectively, a plurality of mounting holes are arranged on the connecting end plates, a plurality of mounting holes are arranged at the left end and the right end of the rear tail beam respectively, and the mounting holes on the connecting end plates at the rear ends of the longitudinal beams, the mounting holes on the connecting end plates of the lengthened beams and the mounting holes on the rear tail beam mutually correspond. The frame is of a detachable assembly structure and higher in anti-collision strength, production cost is reduced, various signals and lighting devices and a rear bumper are arranged on the rear tail beam, and the manufacturing cost of the right three-wheeled motorcycle is reduced.