16results about How to "Resist impact" patented technology

The utility model relates to the technical field of enamel stirring tanks, in particular to an enamel stirring tank for PVC weld seam sealant production, which comprises a shell and a scraper blade, the outer side of the shell is fixedly connected with supporting legs, the bottom ends of the supporting legs are fixedly connected with rubber pads, the top end of the shell is fixedly connected with a feed pipe close to the edge, and the feed pipe is connected with the scraper blade. The center of the top end of the shell is fixedly connected with a fixing frame, the top end of the fixing frame is fixedly connected with a motor, the output end of the motor is fixedly connected with a coupler, and the other side of the coupler is fixedly connected with a rotating shaft. The enamel pot has the advantages that raw materials added into the enamel pot can be insulated, after the enamel layer is damaged, the raw materials can be in contact with the corrosion-resistant layer, the corrosion-resistant layer protects the enamel pot from being corroded by the raw materials, and the shell is located on the outermost side of the enamel pot, so that the whole enamel pot is protected, and external impact and the like are resisted.

An automobile crossbeam and longitudinal beam connection structure assembly includes a crossbeam and a longitudinal beam connected to the crossbeam, the crossbeam is provided with at least a first mounting portion and a second mounting portion located above the first mounting portion, the longitudinal beam includes at least a first longitudinal plate and a second longitudinal plate located above the first longitudinal plate, the first mounting portion overlaps the first longitudinal plate, the second mounting portion overlaps the second longitudinal plate, and the first mounting portion and the first longitudinal plate and / or the second mounting portion and the second longitudinal plate are further fixedly connected. The longitudinal beam of the present invention adopts a multi-layer structure, and is connected to the crossbeam by multi-layer overlap and additional fixed connection, which improves the rigidity and strength of the overlap structure and ensures good bending and modal performance during driving.

The present application discloses a protective component, which is used to be combined with a sole to form an upper or combined with an upper to form an upper protective layer, and includes a surface layer, an inner layer and a protective layer arranged therebetween, and the protective layer is formed by injection molding of an ESA material; it is provided with a main body for covering the instep, and wing portions extending on both sides of the main body, and the wing portions are used to cover the ankle surface; and it forms a rib structure, and a plurality of first recessed portions are provided on the upper surface of the area surrounded by the rib structure. Two types of protective shoes are also disclosed, both of which are provided with the protective component as described above. The protective component is used to provide comprehensive protection to the instep including the ankle surface, and the protective effect is good; and the protective component is light and easy to install as a whole. The protective shoe can provide comprehensive protection for the instep, and has an ideal foot-wrapping property, and is light and suitable for wearing.

The utility model relates to the technical field of toughened glass, and discloses sound-proof explosion-proof toughened glass which comprises external glass, internal glass is fixedly connected to one side of the external glass, a sealing rubber strip is fixedly connected to one side of the top of the external glass, the sealing rubber strip is matched with the internal glass, and the sealing rubber strip is matched with the internal glass. And the inner wall of the sealing rubber strip is fixedly connected with a drying device. The external glass and the internal glass are generally high-strength float glass and have good wear resistance and weather resistance, when the glass is impacted, the external glass can resist most impact force and prevent the glass from being broken, and the sealing rubber strips seal the interiors of the external glass and the internal glass, so that the service life of the glass is prolonged, and the service life of the glass is prolonged. Water and dust are prevented from entering the glass interlayer due to external reasons, the interlayer between the glass is continuously kept dry through the drying device, and fogging in the glass interlayer due to weather influence is avoided.

The utility model discloses a high strength shock resistant rubber medium voltage cable relates to medium voltage cable technical field, including cable core, the cable core is composed of two sets of wire core, the wire core includes conductor, wrapping the outside of conductor insulating layer and wrapping the outside of insulating layer shielding layer, the outside of cable core is provided with buffer layer, and the outside of cable core is provided with the buffer layer. The buffer layer comprises an elastic inner layer and a fiber braid layer, the elastic inner layer is coated with the fiber braid layer, a reinforcing layer is arranged outside the buffer layer, the reinforcing layer comprises a supporting inner layer and an anti-impact outer layer, the supporting inner layer is coated with the anti-impact outer layer, an outer protective layer is arranged outside the reinforcing layer, and the anti-impact outer layer is arranged outside the outer protective layer. The outer protective layer comprises a wear-resistant base layer and an anti-tear surface layer, the wear-resistant base layer is coated with the anti-tear surface layer, and the problems that the impact resistance effect of the medium-voltage cable is poor and the improvement of the insulation performance is limited are solved.

The utility model discloses a novel steel pipe with anti-corrosion and wear-resistant functions, which relates to the technical field of steel pipes and comprises a steel pipe base layer. The anti-corrosion and wear-resistant functional layer is composed of an epoxy resin transition layer, a polyurethane middle buffer layer, a ceramic epoxy composite coating and an ultra-high molecular weight polyethylene lining layer; the corrosion-resistant and wear-resistant functional layer composed of the epoxy resin transition layer, the polyurethane middle buffer layer, the ceramic epoxy composite coating and the ultra-high molecular weight polyethylene lining layer is arranged in the steel pipe base layer, and the epoxy resin transition layer can enhance the adhesive force between the steel pipe base layer and the inner coating; the polyurethane middle buffer layer can buffer impact force brought by medium flowing, the ceramic epoxy composite coating can effectively resist abrasion by means of the high hardness characteristic of ceramic, and the ultra-high molecular weight polyethylene lining layer has excellent corrosion resistance and self-lubricating performance, so that a multi-layer protection structure is formed, and the corrosion resistance and abrasion resistance of the steel pipe are remarkably improved.

The utility model relates to the technical field of road facilities, and particularly discloses a high-performance UHPC (Ultra High Performance Concrete) anti-collision facility for a highway, which comprises a UHPC base plate, polyurethane filling foam, resin mortar and a polyurea coating, the polyurethane filling foam is embedded in the UHPC base plate, the resin mortar is fixedly connected with the polyurethane filling foam and is positioned at the upper end of the polyurethane filling foam, and the polyurea coating is arranged in the UHPC base plate. And the outer surface walls of the UHPC substrate and the resin mortar are uniformly coated with the polyurea coating. The impact force generated when traffic accidents happen can be effectively resisted, the anti-collision capacity is provided through the UHPC base plate, the polyurethane filling foam, the resin mortar and the polyurea coating, the impact resistance is improved, the impact force absorption capacity is high, damage is not likely to happen after collision, and the overall strength is provided.

This utility model discloses a plastic-coated steel pipe bend joint suitable for low-temperature conditions, comprising a bend section and straight pipe sections welded to both ends, forming a bend structure. It also includes: a stress buffer device comprising a corrugated compensator welded to the junction of the bend section and the straight pipe section, and a flow-damping orifice plate connected to the other end face of the corrugated compensator; and a damping sliding pair comprising a damping sliding tube fixed to the outer wall of the flow-damping orifice plate and a fixed damping kit fitted into the inner wall of the straight pipe section. The end face of the corrugated compensator connected to the flow-damping orifice plate is a free end that slides axially along the straight pipe section, and the damping sliding tube and the fixed damping kit achieve a sliding seal through an elastic seal. This utility model uses the sealing gas, the elastic material in the corrugated compensator, and the friction generated by the relative sliding of the damping sliding tube and the fixed damping kit to jointly counteract the pressure caused by frost heave, making the joint fully adaptable to low-temperature conditions.

The utility model discloses a power plant energy -saving type cyclone, including cyclone main part, the left side intercommunication of cyclone main part has the inlet pipe, and the right side intercommunication has the overflow pipe, the bottom of cyclone main part is provided with the underflow port. The utility model discloses through the first pivot and the second pivot staggered distribution's rubbing rod in the processing box, under the driving of drive motor, can carry out rubbing to the larger particle in the material of entering the processing box, avoids the larger particle to cause the jam after entering cyclone main part, has guaranteed the normal operation of cyclone, has improved separation efficiency, has reduced the energy that stops and clears up because of jamming and consumes, has reached the purpose that saves energy, the setting of vibrating sieve plate can carry out the preliminary screening to material, and the larger particle will be intercepted on the sieve plate, and along the sieve plate from the discharge slot of inclination is discharged, and the larger particle is conveniently handled or recycled, and the processing effect of material is further improved.

The invention relates to the technical field of scrapers, in particular to a coal mine scraper with a protection mechanism, which comprises a rack, a protection shell is rotatably mounted at one end of the rack, a scraper body capable of conveying a coal mine is mounted in the protection shell, and an adjusting mechanism capable of adjusting the angle of the protection shell is mounted at the other end of the rack; the protective shell is composed of a plurality of protective plates, impact and friction of a coal mine in the conveying process can be more effectively resisted, and each protective plate bears a part of impact force, so that overall stress is dispersed, and abrasion and damage of a single part are reduced; by means of the design, the protective shell is firmer and more durable, the service life of the scraper conveyor is effectively prolonged, through the ingenious matching design of the buckle assemblies, all the protective plates can be disassembled conveniently, the scraper conveyor body can be overhauled and maintained conveniently, and the single protective plate can be maintained and replaced more conveniently and rapidly.

The utility model relates to the technical field of batteries, and discloses a battery pack, which comprises a box body provided with a containing cavity, and the containing cavity comprises a bottom wall and two first side walls which are oppositely arranged along a first direction; the plurality of battery packs are arranged between the two first side walls, and each battery pack comprises a plurality of single batteries arranged along a second direction; the first partition plate is arranged between two adjacent battery packs; the second partition plate is arranged between the first side wall and the battery pack on the outermost side in the first direction, and the yield strength of the first partition plate is larger than that of the second partition plate. The first partition plate provides physical isolation between the battery packs, and the second partition plate provides physical isolation between the box body and the battery pack on the outermost side, so that the structural strength, the overall rigidity and the impact resistance of the battery pack are enhanced, the battery pack can better resist external pressure and impact, and internal components are protected from being damaged; damage of the box body and the single batteries caused by external impact, vibration or other mechanical damage is reduced, and risks of short circuit and thermal runaway of the battery pack are reduced.

The utility model relates to the technical field of blasting safety, and aims to provide a tunnel blasting protection device which comprises a vertical frame, a flexible protection net and a driving assembly, the vertical frame comprises a rotating shaft connected with the top of the flexible protection net, the driving assembly drives the rotating shaft to rotate, and the bottom of the flexible protection net is connected with a gravity kettle. The gravity kettle comprises a kettle body and a water injection opening formed in the upper end of the kettle body, and the water injection opening is used for injecting water into the kettle body. In the blasting process, due to the fact that the gravity kettle is arranged at the bottom of the flexible protective net, the gravity center of the flexible protective net is effectively increased, the stability of the flexible protective net is improved, and therefore when the flexible protective net is impacted by flying rocks, the flexible protective net cannot be disengaged from being attached to a tunnel portal to generate a gap; and therefore, the effect of preventing the flying stones from flying out of the gap to damage machinery and personnel outside the hole is achieved, and the protection effect of the protection device is improved.

The utility model relates to an assembly type multifunctional combined partition wall system which comprises a metal wall rail, a metal sky rail, a metal ground rail, a wallboard module, a clamping keel and a metal edge closing pressing strip, the wallboard module comprises two sets of frame sectional materials and glass or metal plates which are connected with the clamping keel, and the frame sectional materials comprise side frame sectional materials, bottom frame sectional materials and top frame sectional materials. The metal edge-closing pressing strip is formed by bending a plate into a semi-surrounded rectangle, one end of the metal edge-closing pressing strip is provided with a plate body matched with the clamping keel, the plate body is provided with a clamping protrusion, and the tail end of the other end of the metal edge-closing pressing strip is provided with an inflection part abutting against the metal wall rail; keel horizontal adjusting pieces and adjusting bolts are mounted at the upper parts of the metal ground rails; the clamping keel comprises a left clamping keel, a right clamping keel, a front spacing bar and a rear spacing bar, and the front spacing bar and the rear spacing bar are Y-shaped; and reinforcing connecting plates are arranged on the front spacing strip and the rear spacing strip. And the sound insulation effect is good. The connecting structure can be quickly mounted, is environment-friendly in use, impact-resistant, good in sound insulation effect and firm in connection structure.

The application relates to a commercial vehicle cab front protection structure and belongs to the technical field of vehicle safety protection. The protection fence comprises a head-on collision area and a side collision area, the head-on collision area is used for being connected with a front cross beam of a vehicle frame, and the side collision area is located on the two sides of the head-on collision area; a column piece is connected on the side collision area of the protection fence, one side of the column piece is provided as a fixed surface, and the other side is provided as an anti-collision reinforcing surface; a connecting assembly is connected at one end with the fixed surface and at the other end with the front cross beam of the vehicle frame. The column piece and the protection fence are connected on the front cross beam of the vehicle frame, and the head-on collision area and the side collision area of the protection fence and the anti-collision reinforcing surface of the column piece can resist impact, so that the cab can be well protected when the vehicle collides frontally or laterally.

This utility model relates to the field of material handling equipment technology, and in particular to a flatbed truck capable of crossing thresholds or obstacles. It includes a flatbed truck body, with a push handle fixedly connected to the upper right side of the flatbed truck body. Eight moving devices are arranged at the lower end of the flatbed truck body. Each moving device includes a mounting base with a first recessed opening at its lower end. A connecting component is rotatably connected within the mounting base, and a tension spring is fixedly connected to the right side of the connecting component. A wear-resistant layer is fixedly connected to the outer surface of each moving wheel. The mounting base is fixedly connected to the lower end of the flatbed truck body. This utility model provides a flatbed truck capable of crossing thresholds or obstacles. Through its foldable wheels and symmetrical distribution design, the flatbed truck can efficiently cross thresholds and other obstacles without manual lifting. Simultaneously, the wear-resistant layer and balanced structure reduce equipment wear and the risk of tipping over, ensuring stable transport of goods.

According to the pulverization-free pellet for treating the zinc-containing dust through the rotary hearth furnace and the preparation method of the pulverization-free pellet, by adding a proper amount of slaked lime and a reducing agent (pulverized coal), a small part of iron oxide is separated out to be combined with calcium, a certain amount of calcium ferrite phase is formed after roasting, the pellet is bonded into the high-strength pellet, and the problem of pulverization of traditional metallized pellets is solved. Meanwhile, the problem that under the high-calcium condition, dry pellets before roasting are poor in strength due to introduction of calcium is solved, and due to introduction of a large amount of calcium, the microstructure of the pellets can be changed, the binding force of the pellets in the forming and drying stages is weakened, the strength is reduced, and the pellets are prone to cracking or pulverization. Compared with the prior art, by optimizing the formula and the process, the strength of the pellets is improved, the pellets are prevented from being damaged in the transportation and application process, and logistics and practical application are greatly facilitated.