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

The invention relates to an anti-collision structure of the car door. The invention has an additional anti-collision bolt structure based on the traditional car door structure. Bolt gears with a welding nut on the internal plate of the car door to connect with the car door. A matching hole is arranged on the corresponding position of side wall. When collision happens, the anti-collision bolt will balance out the bore brink on the side wall. According to structural mechanics principle, the structure can compensate for the deficiency of an anti-collision plate or an anti-collision rod during the collision, thus effectively improving the anti-collision ability of the car door. In addition, impact energy can be led to the bottom of the car door and to the side wall to possibly reduce the deformation of the door, thus keeping the integrity of the car body and giving maximum possible protection to an occupant to prevent an occupant from getting hurt.

The invention provides an auxiliary door locking device for a vehicle door. Auxiliary locking of the vehicle door is achieved by installing a set of connection rod locking mechanism which is composed of a lower stop block assembly, a first pull rod, a middle shaft assembly, a second pull rod, an upper back side stop block assembly, a third pull rod and an upper front side stop block assembly on a vehicle door assembly, the situation that three connection lock points are additionally arranged in the positions between the vehicle door and a side wall door frame during locking is achieved, and the three connection lock points, an existing vehicle door hinge and a common door lock jointly act to further enhance the locking strength of the vehicle door so that the vehicle door can be effectively prevented from being deformed when a driving cab is heavily impacted; and thus, the integral rigidity of the vehicle door is greatly improved, and the driving safety is ensured.

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.

The invention belongs to the field of automobile accessories, and particularly relates to an automobile bumper high in collision resistance. The automobile bumper comprises an arc bumper body, and two sides of the bumper body are provided with extension side skirts. The automobile bumper is characterized in that a reinforcing plane is arranged in the middle of the inner lateral side of the bumper body and horizontally perpendicular to the bumper body, vertical reinforcing ribs are arranged in the middle of the reinforcing plane, and oblique reinforcing ribs are arranged on two sides of each vertical reinforcing rib. Aiming at defects of existing bumpers, inner structure of the bumper is redesigned, the reinforcing ribs are additionally arranged, and accordingly collision resistance of the bumper is improved.

The invention relates to the technical field of optical detection devices, in particular to an optical detection device with a protection mechanism, which comprises an optical detector and a driving motor, a slotted hole is formed in the surface of the bottom end of the optical detector, a fixed frame is fixedly connected to the inner wall of the top end of the slotted hole, and a damping spring is welded to the inner wall of the top end of the fixed frame; moving blocks are welded to the sides, away from the inner wall of the top end of the fixing frame, of the damping springs. According to the optical detector, the damping springs are arranged, under the elastic action of the damping springs, vibration generated when the optical detector works can be reduced, meanwhile, downward pressure borne by the optical detector can be reduced, and the service life of the optical detector is prolonged; the anti-collision strength of the surface of the optical detector can be improved, the surface of the optical detector is protected, and the situation that normal use is affected due to the fact that the optical detector is accidentally impacted and damaged is avoided.

The invention discloses a self-adjusting ship anti-collision energy absorption device which structurally comprises an energy absorption buffer structure, a shell, a flexible anti-collision device andbuckle strips. The flexible anti-collision device is mounted in the shell and is in mechanical connection with the energy absorption buffer structure mounted outside the shell, the buckle strips are vertically mounted on upper and lower sides of the shell, where the energy absorption buffer structure is mounted, the energy absorption buffer structure is provided with a backpressure rebound structure, a synchronous chain structure, a transmission pressure rod structure and a device structure, the backpressure rebound structure is mounted in the device structure and is in mechanical connection with the flexible anti-collision device through the transmission pressure rod structure, and the device structure is connectively fixed with the flexible anti-collision structure as well. The energy absorption buffer structure and the flexible anti-collision device are adopted, the internal space of the device is enlarged, structure layout is changed, low structural strength is achieved, anti-collision performance is enhanced, energy absorption can be adjusted automatically according to strength, and the function of secondary energy absorption is achieved.

The invention relates to the technical field of wooden pallets, in particular to an anti-collision pressure-resistant wooden pallet which comprises a base. A rectangular notch is formed in the middleof the base, a plurality of cushion blocks are uniformly arranged on the periphery of the upper end surface of the base, a first substrate is horizontally and fixedly arranged at the upper ends of thecushion blocks, a plurality of pressure-resistant strips are vertically arranged on the upper end surface of the first substrate at intervals, and a second substrate is horizontally and fixedly arranged at the upper ends of the pressure-resistant strips. The anti-collision pressure-resistant wooden pallet is simple in structure, the overall anti-collision intensity of the wooden pallet is improved, the overall pressure-resistant ability of the wooden pallet is improved, raw materials are saved, the service life of the wooden pallet is prolonged, and popularization and application of people are facilitated.

The present invention provides an environmental protection paper pulp packaging which comprises an inner bump proof body and an outer bump proof body, where the inner and outer bump proof bodies have an outwards opening recess each and the brim of the wall thereof forms a horizontal outwards stiff lip; when in use, the inner bump proof body is first placed in the recess of the outer bump proof body, followed by binding closely the lip of the inner body to the lip of the outer body to form a packaging, and then placing the article to be packaged into the recess of the inner body for having better cushioning against bumping.

The invention relates to the technical field of building construction, in particular to a building protective fence. The building protective fence improves the anti-collision strength of the building protective fence, improves the convenient use effect of the building protective fence, reduces the occupied space of the building protective fence and improves the practicability. The building protective fence comprises square steel pipes, connecting plates, first rotating pins, a connection plate, a telescopic plate, a limiting bolt, screws, nuts, bases, moving mechanisms and connecting mechanisms, wherein cavities are formed in the square steel pipes, the multiple sets of connecting plates are rotationally connected through the multiple sets of first rotating pins, the connecting plates are rotationally connected with the square steel pipes, the telescopic plate is installed on the connection plate and slide relatively, a plurality of sets of limiting holes are formed in the telescopic plate, the limiting bolt is installed on the connection plate and connected with the limiting holes, the screws are fixedly installed on the square steel pipes, the connection plate and the telescopic plate are installed on the screws and rotate relatively, the nuts are installed on the screws in a screwed mode, the bases are fixedly installed at the bottom ends of the square steel pipes, and the moving mechanisms are installed on the bases.

The invention relates to the technical field of electric vehicle batteries, in particular to a high-efficiency electric vehicle battery capable of being used in multiple environments, and solves the technical problems that an existing technical scheme in the prior art is only used in a low-temperature severe environment, but in hot weather in summer under the condition that the four seasons are clear in China, the use cost is high, and the like. And on the contrary, the design becomes the hidden danger of battery heating and fire hazard, the use scene is narrower, and the safety of the battery in actual use is greatly reduced. An efficient electric vehicle battery capable of being used in multiple environments comprises a protective shell, a heat preservation structure is arranged in the protective shell, and the top of the protective shell is detachably connected with a top sealing cover. According to the invention, the structure is reasonable, the assembly and the switching of the installation form are convenient, a reasonable installation protection mode can be adopted in different seasons, the applicability is greatly improved, the potential safety hazards of battery heating and fire are effectively avoided, the use scene is improved, and the safety of actual use is improved.

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 relates to the technical field of heat preservation cabinets, in particular to a commercial double-plate three-layer heat preservation cabinet which comprises a heat dissipation bottom plate, an arc-shaped glass plate is installed on the outer side of the top of the heat dissipation bottom plate, a back plate is installed on the inner side of the top of the heat dissipation bottom plate, a top plate is installed on the top of the back plate, a temperature probe is installed at the bottom of the top plate, and a cabinet door is installed on the back plate. A plurality of electric heating plates are installed on the inner side of the arc-shaped glass plate, anti-scald rubber strips are tightly bonded to the ends, close to the cabinet door, of the electric heating plates, a heating mechanism is installed on the top of the heat dissipation bottom plate and comprises a reinforcing bottom plate, heating wires are installed on the bottom face of the reinforcing bottom plate, and a heating plate is installed on the top of the reinforcing bottom plate. According to the commercial double-tray three-layer heat preservation cabinet, the arc-shaped glass plates can better display commodities of customers, a large view field is guaranteed, uniform heating can be guaranteed through the multiple layers of heating plates, independent control can be achieved, adjustment is convenient, and the four-corner protection design of the cabinet door can improve the anti-collision strength to the maximum extent.

The invention relates to the technical field of draught fans, in particular to an impeller air cylinder for an axial flow fan. The impeller air cylinder for the axial flow fan is provided with an air cylinder body, and is characterized in that the outer wall of the air cylinder body is provided with an anti-collision ring corresponding to the circumferential direction of an impeller, the two ends of the anti-collision ring are fixedly connected with the air cylinder body respectively through a connection ring, so that the anti-collision ring and the connection rings at the two ends form a groove type structure, the anti-collision strength of the surface of the air cylinder body is reinforced, and under the condition that the draught fan is collided and topples over, the damage to the draught fan due to the damage of the air cylinder body is avoided. Due to the structure, the impeller air cylinder for the axial flow fan has the advantages of being simple in structure, high in anti-collision strength, high in protective performance and the like.

The invention discloses a front cabin framework assembly which comprises a column A, a front cabin longitudinal beam, and a beam assembly which is of a hollow structure, wherein the beam assembly extends forwards in the longitudinal direction and is bent downwards, the first end of the beam assembly is connected with the A column, and the second end of the beam assembly is connected with the front cabin longitudinal beam. According to the front cabin firmware assembly, the beam assembly is arranged, so that the column A is connected with the longitudinal beam of the front cabin, collision energy of the column A can be absorbed and transmitted through the beam assembly, it is guaranteed that a column A whole frame does not deform, and the collision resistance of the front cabin and the column A is enhanced.

The invention discloses a vehicle special for agricultural and sideline product transportation, and relates to the technical field of agricultural and sideline product transportation equipment, which comprises a vehicle body. The vehicle body comprises a vehicle head and a carriage; a power supply system and a load system are arranged on the vehicle body; the power supply system comprises photovoltaic power generation equipment, wind power generation equipment, a transformer and a power battery; the wind power generation equipment comprises a fan and a generator connected with the fan; a covered edge is arranged on the outer surface of the carriage and comprises a transition plate section, a connecting plate section, a fastener mounting groove, a sealing device and a reinforcing device. Wind energy and solar energy are used for continuously supplying power to the power battery, pollution is avoided, the transport vehicle can be charged while running, and the endurance mileage of the transport vehicle is greatly increased; by arranging the sealing device, sealant is injected into a sealant groove, an outer groove wall and an inner groove wall prevent the sealant from overflowing from the two sides, redundant sealant overflows into a sealant accommodating groove, and the effect of preventing the sealant from leaking is achieved.

The invention discloses a waste recovery and reuse device with a dust-proof structure, and relates to the technical field of recovery and reuse devices. The waste recovery and reuse device with the dust-proof structure comprises a sewage pool, a water storage drum and a feeding inlet; a sewage pipe is mounted on the upper part of the sewage pool, a storage chamber is formed in the front end of thesewage pipe, and pressing blocks are mounted on the left and right sides of the storage chamber; and pushing rods are mounted in the middles of the pressing blocks, a water pump is mounted at the front end of the water storage drum, the water storage drum is located on the left side of the storage chamber, and a soft water pipe is connected to the upper part of the water storage drum. According to the waste recovery and reuse device with the dust-proof structure, through cooperation of a hoisting drum, an overturning plate and a locking pin, a movable storage space is provided for waste, whenthe hoisting drum moves to the upper part of the feeding inlet, the overturning plate can rotate along the exterior of the lock pin through cooperation between a third hydraulic column and a steel rope, and the waste in the hoisting drum can be effectively placed into the feeding inlet.

The invention discloses a high-strength environmentally-friendly automobile grating decorative strip which comprises a mounting frame. Multiple groups of decorative strip assemblies distributed up anddown are nested in the mounting frame, penetrate through sleeve-joint rods and are rotationally connected with the sleeve-joint rods; the decorative strips assemblies comprise first decorative stripplates and second decorative strip plates which are arranged symmetrically; and horizontal elastic assemblies are arranged between the first decorative strip plates and the second decorative strip plates. Through the arrangement of the decorative strip assemblies comprising the first decorative strip plates and the second decorative strip plates which are arranged symmetrically, the horizontal elastic assemblies comprising first springs, and the sleeve-joint rods, when the decorative strip plates are impacted, the first decorative strip plates and the second decorative strip plates are rotatedto the inner side, the rigid stress is reduced, the fracturing of the decorative strip plates is avoided, a self-recovering function is achieved, and the anti-impact strength of the decorative stripplates is enhanced; and through the arrangement of a longitudinal buffer assembly comprising a guide rod, a sliding groove and second springs, the fracturing of the sleeve-joint rods is avoided, the impact energy is absorbed, and the anti-impact ability is further enhanced.

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 automobile sound insulation foaming reinforcing material, and relates to the technical field of automobiles. The new automobile sound insulation foaming reinforcing material comprises a first plate and a second foaming body sheet, a first foaming body sheet is arranged below the first plate, a second plate is arranged below the first foaming body sheet, a third plateis arranged below the second foaming body sheet, and the second foaming body sheet is positioned below the second plate. According to the sound insulation foaming reinforcing material, the material, the first plate, the second plate and the third plate form a mixed structure, so that the aims of increasing the structural rigidity and reducing the structural weight are achieved, moreover, the effects of sound insulation and noise reduction are achieved, the raw materials are relatively cheap and mainly take mainly short-cut carbon fibers as the main part and are mixed with a foaming matrix, a large-range application can also play the effect of effectively recycling carbon fiber waste materials, and the new automobile sound insulation foaming reinforcing material can effectively improve thestructural rigidity.

Disclosed is a miniature electric fire fighting truck chassis, relates to an electric fire fighting truck, and in particular to structural improvements of the miniature electric fire fighting truck chassis. The miniature electric fire fighting truck chassis is compact and reasonable in structure and high in structural strength. A rear suspension system is arranged at the tail part of the chassis and comprises an integral rear axle, a supporting cross beam, a pair of rear plate springs and a pair of shock absorbers; the pair of rear plate springs are symmetrically arranged on two sides of the whole rear axle in the length direction. The pair of shock absorbers are symmetrically arranged on two sides of the whole rear axle in the length direction. The miniature electric fire fighting truck chassis has the characteristics of compact structure, long service life, high structural strength and the like.

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 discloses a double-layer rolled bumper for a semitrailer. The double-layer rolled bumper comprises a bumper body made of a double-layer steel plate, wherein the middle part of the bumper body is provided with a groove, so that the bumper body becomes a U-shaped body; the groove bottom of the groove is in contact with the other side of the bumper body; the bumper body is integrally molded by rolling the double-layer steel plate. The double-layer rolled bumper is integrally molded by rolling the double-layer steel plate, so that the bumper has high anti-collision strength; the bottom of the groove is deepened, so that the anti-collision height is increased, the impact buffering capability is enhanced, and the safety coefficient is increased.

The invention provides an aluminum alloy automobile anti-collision beam, and relates to the field of anti-collision beams. The aluminum alloy automobile anti-collision beam comprises two fixed bases, first mounting positioning holes are fixedly formed around one side of each fixed base; buffer box bodies are fixedly connected to one side of each fixed base, the same metal cross beam is fixedly connected to the sides, away from the fixed bases, of the two buffer box bodies, and the metal cross beam is arranged to have a radian; a gravity groove is formed in the middle end of the side, away from the fixed bases, of the metal cross beam, a cavity area formed between the inner walls of the metal cross beam is a cross beam inner cavity, cross beam reinforcing ribs are arranged in the cross beam inner cavity, and the cross beam reinforcing ribs are shaped like a Chinese character 'gong'. The aluminum alloy automobile anti-collision beam has the advantage of being high in anti-collision performance.