9results about How to "Avoid direct extrusion" patented technology

The invention discloses a fabricated frame square timber sash-graphite polyphenyl-reinforced foamed ceramic plate combined wallboard and a manufacturing method thereof, which are mainly used as a peripheral wall panel of a light steel frame structure. The wood-wood composite board is formed by assembling an inner leaf frame square wood frame lattice and bamboo plywood combined inner leaf board, an outer leaf frame square wood frame lattice and reinforced foaming ceramic board combined outer leaf board and a sandwich graphite polystyrene board. The inner and outer leaf frame square timber sash is formed by connecting square timbers through node steel plates. The reinforced foamed ceramic plate is formed by compositing a foamed ceramic plate with a decorative surface layer and a high-ductility mortar plate with a shear key, and the high-ductility mortar plate is composed of a built-in steel wire mesh with the thickness not smaller than 20 mm, steel plate strips welded to the periphery of the steel wire mesh and a swallow tail meshing type frame on the periphery of the steel wire mesh. The assembly type frame square timber sash-graphite polyphenyl-reinforced foaming ceramic plate combined wallboard has the integrated functions of structure, heat preservation, decoration and enclosure, has the technical characteristics of light weight, good anti-seismic and fire-resistant performance and convenience and rapidness in assembly and construction, and has two anti-seismic defense lines.

The utility model discloses a pressing block antiskid sleeve for a photovoltaic module steel frame, which comprises a steel structure frame with a zinc-aluminum-magnesium coating and an antiskid sleeve, the steel structure frame is S-shaped, the antiskid sleeve is of an integrated bent steel structure, the antiskid sleeve comprises a first fitting part and a second fitting part, and the first fitting part and the second fitting part are arranged on the steel structure frame. Concave-convex insections are arranged on the first attaching part, the first attaching part and the second attaching part are attached to the upper end face and the side end face of the steel structure frame correspondingly, the bottom of the anti-skid sleeve is upwards clamped to the upper wall of the interior of the steel structure frame, and a pressing block assembly is arranged at the top of the anti-skid sleeve. The steel anti-skid sleeve with the concave-convex insections and the longitudinal limiting structure is arranged, indirect contact between the pressing block and the zinc-aluminum-magnesium coating is achieved, the friction force and limiting reliability of the matching face are greatly improved by matching with the elastic clamping characteristic of the anti-skid sleeve, rapid clamping without a fastener is achieved by matching with an elastic clamping structure of the anti-skid sleeve, and the service life of the anti-skid sleeve is prolonged. Existing facilities and construction procedures do not need to be changed, and installation steps are simplified.

The utility model relates to the technical field of semiconductor manufacturing, in particular to a vacuum adsorption type wafer taking and placing clamp, which comprises a clamp body formed by connecting an upper clamping part and a lower clamping part through one side end part, a hollow cavity is arranged in the clamp body, a control hole is arranged at the top of the upper clamping part, an adsorption hole is arranged at the end part of the lower clamping part, and the control hole is communicated with the adsorption hole. The control hole and the adsorption hole are externally connected with negative pressure through the hollow cavity, and when the end of the upper clamping part is attached to the end of the lower clamping part, a gap exists between the upper clamping part and the lower clamping part. According to the utility model, stable taking and placing of wafers are realized through vacuum adsorption and gap design, contact stress is buffered in combination with a sealing gasket, wafer damage is effectively avoided, meanwhile, operation precision and safety are improved through design of positioning pins and arc-shaped edges, and the problem that wafers fall off or are damaged due to non-uniform clamping force of a traditional clamp is solved.

The utility model discloses a hunting instrument with an interface anti-falling mechanism, and relates to the technical field of hunting instruments, the hunting instrument comprises a hunting instrument body, the upper surface of the hunting instrument body is provided with a wiring port, the wiring port is connected with a joint, the joint is provided with a limiting block, the left side and the right side of a wiring frame are provided with limiting rods, and the limiting rods are connected with the interface anti-falling mechanism. The limiting rods are sleeved with U-shaped blocks, and the U-shaped blocks are connected with the wiring frame through telescopic springs. And a rear side plate is mounted on the rear side of the upper surface of the line hunting instrument body. According to the line hunting instrument with the interface anti-falling mechanism, the joint is limited in the left-right direction through the synergistic effect of a limiting block, an abutting groove, a limiting rod, a U-shaped block, an abutting block and a telescopic spring, and the U-shaped block is limited in cooperation with a pressing plate, so that the joint is effectively prevented from falling off from a wiring port, the stability of line connection in the use process of the line hunting instrument body is ensured, and the service life of the line hunting instrument body is prolonged. And the problem of signal transmission interruption or inaccurate detection result caused by joint loosening is avoided.

This utility model relates to the field of blister packaging technology, and in particular to a food blister packaging with an anti-pressure buffer structure. The food blister packaging with an anti-pressure buffer structure includes a box body, a lower connecting edge fixedly connected to the top of the box body, an upper connecting edge hinged to one side of the lower connecting edge, a lid fixedly connected to the middle of the upper connecting edge, symmetrically fixed placement rings inside the box body, a hexagonal groove on the lower connecting edge, a hexagonal prism fixed at the bottom of the upper connecting edge that inserts into the hexagonal groove, a first support column and a second support column inside the box body, a first limiting post at the bottom of the lid that engages with the first support column, and second limiting posts at the four corners of the lid that engage with the second support column. Fastening grooves are provided on the upper and lower connecting edges away from the hinge. The food blister packaging with an anti-pressure buffer structure provided by this utility model has the advantages of strong anti-pressure performance, good anti-torsion effect, reliable protection of internal food, reasonable structural design, and strong practicality.

The angle steel drilling production line based on power head walking comprises a fixing mechanism and a drilling mechanism, the fixing mechanism comprises first electric sliding rails which are symmetrically arranged, electric sliding arms are installed on the first electric sliding rails in a sliding mode, U-shaped seats are rotatably installed at the ends of the electric sliding arms, the U-shaped seats are connected with a material fixing seat, and the material fixing seat is connected with the drilling mechanism. A right-angle supporting plate is arranged on the material fixing seat, a side clamping plate and an upper clamping plate are slidably mounted on the outer side of the right-angle supporting plate, and the drilling mechanism comprises second electric sliding rails which are symmetrically arranged; the right-angle supporting plate is matched with the inner angle of the angle steel and is matched with the pneumatic clamping plate, so that the angle steel drilling machine can quickly adapt to the angle steel with different lengths and different placement angles, the universality is high, three-axis high-precision drilling is realized, the drilling machine head is driven by an X-axis, Y-axis and Z-axis electric sliding rail system, the positioning precision is high, the moving speed is high, and the working efficiency is high. And continuous and efficient machining of complex hole position patterns can be achieved.

The application discloses a multi-omics experiment device and experiment equipment. The multi-omics experiment device comprises a mounting seat, a pressing plate and a movable pressing block. The mounting seat is used for placing a microfluidic chip assembly. The pressing plate is used for covering the surface of the microfluidic chip assembly. The pressing plate is provided with a hollow structure. The hollow structure is arranged corresponding to a mark area of the microfluidic chip assembly. The movable pressing block is movably abutted against the upper surface of the pressing plate and is used for applying a pressing force to the pressing plate.

The invention discloses a fabricated truss square timber-perlite mortar board-reinforced foamed ceramic board wallboard and a manufacturing method thereof, which are mainly used as a peripheral wall protection board of a light steel combined frame structure. The composite wallboard is formed by assembling an inner leaf truss square timber frame and bamboo plywood combined inner leaf board, an outer leaf truss square timber frame and reinforced foaming ceramic board combined outer leaf board and a sandwich perlite mortar board. The inner and outer leaf truss square timber sash is formed by connecting square timbers through node steel plates. The reinforced foamed ceramic plate is formed by compositing a foamed ceramic plate with a decorative surface layer and a high-ductility mortar plate with a shear key, and the high-ductility mortar plate is composed of a built-in steel wire mesh with the thickness not smaller than 20 mm, steel plate strips welded to the periphery of the steel wire mesh and a swallow tail meshing type frame on the periphery of the steel wire mesh. The assembled truss square timber frame-perlite mortar plate-reinforced foaming ceramic plate combined wallboard has the integrated functions of structure, heat preservation, decoration and enclosure, has the technical characteristics of light weight, good anti-seismic and fire-resistant performance and convenience and rapidness in assembly and construction, and has three anti-seismic defense lines.

The application discloses a pressure-proof connector and belongs to the technical field of connectors. The pressure-proof connector comprises a hole seat, a needle seat, a lock piece, a fixing mechanism, an elastic arm, a lock buckle matching part, copper needles and a terminal. The needle seat is provided with the copper needles at one end. The hole seat is arranged at the other end of the needle seat and is connected with the needle seat through the fixing mechanism. The terminal is arranged in the hole seat and abuts against the inner wall of the hole seat at one end. The lock piece is arranged in the hole seat and abuts against the other end of the terminal. The terminal is fixed in the hole seat through the lock piece. The fixing mechanism comprises the elastic arm and the lock buckle matching part. The elastic arm is arranged in the inner cavity of the hole seat or the needle seat. The lock buckle matching part is arranged on the hole seat or the needle seat without the elastic arm. The problem that the elastic arm is exposed and damaged to cause the lock buckle to fail is solved. The elastic arm is protected by adopting a full-cavity design or introducing a slidable lock piece. The design significantly improves the reliability, service life and use convenience of the connector.