12results about How to "Reliable mechanical connection" patented technology

The utility model discloses a valve mechanism of micro -fluidic chip, including the upper valve disc of installing in the inside of micro -fluidic chip, the integral molding of a plurality of connecting columns of upper valve disc bottom end and the integral molding of a plurality of connecting column bottom end lower valve seat, the inside of lower valve seat is provided with a plurality of both ends all through to the arc drainage cavity of lower valve seat outside. Upper valve disc, lower valve seat in the utility model are driven by outside micro -motor and rotate in micro -fluidic chip, and the arc drainage cavity in lower valve seat is communicated with the corresponding flow passage in micro -fluidic chip, and the elastic retreat -stopping structure, the anti -slip groove maintain the rotation angle of upper valve disc, lower valve seat.

The utility model belongs to civil engineering technical field discloses a kind of shock insulation support, including support, lower connecting plate and upper connecting plate being respectively arranged in the upper and lower ends of support, the outer surface of support is provided with limit plate unit, is fixedly connected with lower connecting plate, upper connecting plate by connecting piece, limit plate unit is provided with limit magnet and connecting plate in, the connecting plate is fixedly connected between two adjacent limit magnets with support and is arranged, limit plate unit includes lower vertical limit plate and upper vertical limit plate, by "mechanical-magnetic attraction" composite locking design, when support is subjected to vertical tension, limit magnet instantaneously adsorbs connecting plate, forms reliable mechanical connection, effectively resists pullout force, support is vertically alternately composed of rubber gasket and steel plate, can be fully deformed in horizontal direction to dissipate seismic energy;Vertical through the synergistic effect of steel plate and rubber, provide high bearing capacity, adapt to the high vertical load demand of high-rise building.

A novel battery connector assembly includes a male connector and a female connector. The male connector includes a male housing with a conductor inside. A bolt passes through the conductor, and the nut end of the bolt is restricted from axial movement. The bolt end extends to the plug end, where a current bridge is fixedly fitted around the bolt and electrically connected to the conductor. The female connector includes a female housing with a conductor inside. A nut is welded to the conductor, with one end extending to the plug end. A current bridge is fixedly fitted around the nut and electrically connected to the conductor. The male plug end has a positioning protrusion and a locking groove on its base peripheral wall. The female plug end has a positioning groove at its end and a locking groove on its outer periphery. The positioning protrusion matches the groove, and locking grooves one and two form an annular groove that can be engaged with the annular groove. This novel battery connector assembly provides precise positioning, reliable connection, stable conductivity, and safe insulation.

This application provides a beverage device, relating to the field of beverage equipment technology. The beverage device includes a frame, a brewing assembly, a liquid injection pipe, and a scraping assembly. The brewing assembly is mounted on the frame and includes a brewing chamber and a liquid injection hole, with the liquid injection hole communicating with the brewing chamber. The liquid injection pipe is located outside the brewing assembly, opposite to the liquid injection hole, and is movably connected to the frame. The scraping assembly includes a scraping rod and a transmission linkage. The scraping rod is located at the top of the brewing assembly and is used to push the extracted residue at the top of the brewing assembly out of the brewing assembly during rotation. One end of the transmission linkage is fixedly connected to the scraping rod, and the other end is drivenly connected to the liquid injection pipe. The transmission linkage is used to drive the scraping rod to rotate during rotation and to drive the liquid injection pipe to insert or remove from the brewing assembly, thereby connecting or separating the liquid injection pipe from the liquid injection hole. This beverage device has a simple structure, is easy to assemble, and has low cost.

The utility model belongs to door lock technical field, specifically is a kind of door lock's latch mechanism, including integrally injection moulded latch body and connecting rod, connecting rod is equipped with limit block, baffle and spring through convenient dismounting mechanism assembly, latch body is equipped with metal sheath, convenient dismounting mechanism is matched through the limit protrusion in the assembly ring inside and the assembly slot on connecting rod, assembly slot includes rotating part, into end and limit part, the quick loading and unloading of baffle are realized, metal sheath is fixed through the double positioning structure of positioning column and positioning hole, positioning protrusion and positioning groove, the utility model reduces the quantity of parts and cost, eliminates the connecting stress concentration of split type latch, improves anti-fatigue performance, without tooling can quick dismounting, improve production maintenance efficiency, metal sheath effectively protects latch, prolongs service life, and it has low cost, high reliability and convenient maintenance.

This utility model discloses a decolorizing device for polyester fabric, including a main frame, a tension adjusting mechanism, a rotating clamping mechanism, and a fixing auxiliary mechanism. The tension adjusting mechanism includes a support base and a rotating frame. The rotating clamping mechanism includes a support tube and a clamping rod. The fixing auxiliary mechanism includes an outer sleeve and an outer fixing ring. Through the coordinated work of the support base, the rotating frame, and the hydraulic cylinder, precise control of the polyester fabric tension is achieved. The design of multiple sets of annular adjustment holes makes angle adjustment more flexible and precise. The hydraulic cylinder provides stable thrust so that the tension roller can evenly distribute pressure. Through the combination of the support tube, clamping tube, and clamping rod, a stable and adjustable connection is achieved. The interlocking cooperation between the wall block and the vertical frame, as well as the locking design of the compression spring and the initial fixing groove, form a reliable mechanical connection, which not only ensures structural stability but also facilitates adjustment and disassembly, improving the ease of operation and maintenance of the equipment.

The utility model discloses an injection oil cylinder for an injection molding machine, which comprises an oil cylinder and a piston rod, and the piston rod can extend into the oil cylinder and can move along the central axis of the piston rod in the oil cylinder; end covers are arranged at the two axial ends of the oil cylinder, so that a sealed oil cavity is formed in the oil cylinder; any end cover is connected with a displacement sensor, and the displacement sensor comprises a sensor connecting rod capable of extending into the oil cylinder; moreover, a position magnetic block capable of being matched with the sensor connecting rod is arranged at the end, close to the sensor connecting rod, of the piston rod, the position magnetic block and the piston rod move synchronously, and the displacement sensor outputs displacement signals of the piston rod by detecting magnetic field changes caused by movement of the position magnetic block. According to the utility model, the displacement sensor is directly integrated on the end cover of the injection oil cylinder, the structure is compact, the size of the whole device is reduced, and the installation space is saved; the device is compact in structure, high in measurement precision, strong in anti-interference capability and convenient to install and maintain.

The utility model provides a stirring assembly and a cooking utensil, and the stirring assembly comprises a stirring blade, a stirring shaft and a riveting piece. The stirring shaft is connected with the stirring blades. The stirring shaft is arranged in the riveting piece in a penetrating mode, and the riveting piece is used for being arranged on the inner pot in a riveting mode. According to the technical scheme, the problem that leakage is likely to happen to the connecting position of the stirring assembly and the pot body in the related technology is effectively solved.

The utility model discloses a kind of focusing structure applied to short-focus projection equipment, including stepper motor, mounting bracket;Stepper motor is connected with mounting bracket by adjusting screw rod;Adjusting screw rod outer periphery is equipped with adjusting knob, adjusting knob can reciprocate along adjusting screw rod;Mounting bracket includes installation bottom plate and front mounting plate, rear mounting plate;One end of adjusting screw rod is connected with rear mounting plate center, another end is threaded through front mounting plate, and is connected with stepper motor transmission;The end of adjusting knob towards installation bottom plate is equipped with the limit slot of the cylindrical connecting piece of lens module plug-in connection;9 degrees stepper motor is used in the application, and it is matched with precision adjusting screw rod, meet the short focusing stroke of ultra-short-focus projection equipment, high-precision demand, fine adjustment resolution reaches 0.005mm / step, focusing process is fine controllable, applicable to focusing stroke short, ultra-short-focus projection equipment of adjusting precision high;And preset connecting piece, realize quick, reliable mechanical connection, assembly efficiency is significantly improved.

This utility model discloses a connector for a fuel cell stack inspection line and a fuel cell, aiming to solve the technical problems of complex assembly, poor reliability, and unsuitability for mass production in existing inspection connection methods. The connector consists of a connector block, a limiting block, and an inspection line. It employs an elastic clamping plate and a limiting channel, utilizing a gold-plated copper elastic clamping material and a "7-shaped" locking structure to achieve a reliable mechanical connection while ensuring low contact resistance, effectively eliminating the risk of detachment under vibration conditions. The modular connector block and limiting block are snap-fitted together, and with a side-opening clamping plate mechanism, the inspection plates of 250 bipolar plates can be quickly blindly inserted and positioned, effectively improving assembly efficiency. The standardized limiting channel and staggered wiring design ensure no cross-interference in the inspection line, significantly reducing the difficulty of manual operation and perfectly adapting to the requirements of mass production processes. This utility model, through optimized connector structural design, achieves the technical effect of both locking function and convenient insertion / removal, suitable for mass production, effectively solving the key technical problems of fuel cell stack inspection line connection.

The utility model relates to photovoltaic support design technical field discloses a photovoltaic support and photovoltaic system, and photovoltaic support includes wall hanging subassembly, connecting piece and telescopic subassembly, wall hanging subassembly and connecting piece one -to -one setting, and connecting piece includes platform part, first connecting part and convex structure, and first connecting part is connected with platform part, and convex structure is connected with platform part, and the convex structure is suitable for and photovoltaic frame abuts, telescopic subassembly sets up at least one, and telescopic subassembly sets up between wall hanging subassembly and connecting piece, and is connected with wall hanging subassembly and connecting piece. The utility model discloses the convex structure of additional setting on connecting piece, utilizes the convex structure and platform part to abut on both sides with photovoltaic frame, makes the area of connecting piece and photovoltaic frame's sticking larger, and effectively limits the rotation of connecting piece when tightening bolt simultaneously, thereby guarantees the connecting stability of connecting piece and photovoltaic frame, avoids the emergence of photovoltaic module's escape, the situation of falling.

The utility model discloses a detachable coating hanger positioning pin structure relates to coating technical field. This detachable coating hanger positioning pin structure, including mounting bracket, is provided with positioning pin mechanism and reinforcing mechanism under mounting bracket, positioning pin mechanism includes the positioning pin, the fixed frame is fixedly arranged on mounting bracket bottom surface, and the outer wall of fixed frame is connected with the inside slide of positioning pin, and the technical effect is that positioning pin mechanism realizes accurate orientation and primary positioning through the slide of fixed frame and the inside of positioning pin, and the reliable mechanical connection is formed to the quick and accurate slide of drive plug -in block into the slot in cooperation extrusion spring and extrusion damper, which realizes the quick installation and dismounting of positioning pin, overcomes the complex problem of traditional positioning pin installation and dismounting, guarantees coating production line efficient operation, and can also push the plug -in block firmly into the slot by the thrust of extrusion spring initial extension state, ensures that positioning pin is stably fixed under mounting bracket.