7results about How to "Resist impact" patented technology

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.

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 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 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.