66results about How to "Buckle firmly" patented technology

The invention provides a fast connecting module having an active positioning mechanism. The module comprises a fastening component combined on a first object, the fastening component having a first through-hole; a positioning component movably arranged around the first through-hole, a second object being quickly fastened by using the fastening component and the positioning component; a central control component movably arranged through the first through-hole and provided with an action limitation part for limiting the positioning component to contract, so that the positioning component can stably fasten at the second object and relieve the fastening status; and a pulling component pivoted with the fastening component and applying force to the central control component or the fastening component to promote the action limitation part of the central control component to take action. Therefore, the fast connecting module provided by the invention can overcome problems of locking two objects by screws, and have functions of fast connection of two objects, simple operation and stable fastening.

The invention relates to the technical field of buildings, in particular to a reinforcement cage lifting part used for lifting a reinforcement cage in building. The reinforcement cage lifting part comprises a lifting rod and a connection lifting rod which are matched with each other in an inserting mode, the lifting rod and the connection lifting rod are half-cylinder rods, the wall of the lifting rod and the wall of the connection lifting rod comprise arc-shaped surfaces and planes, inclined catching grooves are formed in the center of the plane of the lifting rod, and inclined inserting lugs are arranged at the center of the plane of the connection lifting rod. A hook comprises a direct connection section, a bearing section and a specially-shaped free section, a lock catch hook is hinged to the direct connection section, the upper portion of the specially-shaped free section is provided with a pin hole in the direction perpendicular to the plane where the hook is located, the free end of the lock catch hook is provided with a pin hole corresponding to the pin hole in the hook, the specially-shaped free section is fixedly connected with the free end of the lock catch hook through a plug pin inserted into the pin holes, and the lifting rod is provided with a hoop piece which is used for clasping the lifting rod and the connection lifting rod. The reinforcement cage lifting part is simple in structure, low in cost, convenient to disassemble and assemble, capable of being recycled and long in service life. When the reinforcement cage lifting part is used, the reinforcement cage is little in shake, stable in lifting and safe to operate.

The invention relates to a device for fastening molding of bottom and face plates and side plates for sandwich plates. The device comprises a sandwich plate transmission mechanism and a fastening molding mechanism, wherein the sandwich plate transmission mechanism comprises a lower supporting base (1), an upper supporting base (2), a lower roller group (4) and an upper roller group (6); the fastening molding mechanism comprises a lower pressing wheel group (7) and an upper pressing wheel group (8), the upper pressing wheel group (8) is hinged to and installed on the upper supporting base (2) which is arranged along the transmission direction of the sandwich plate transmission mechanism, the lower pressing wheel group (7) is hinged to and installed on the lower supporting base (1) which is arranged along the transmission direction of the sandwich plate transmission mechanism, the upper pressing wheel group (8) and the lower pressing wheel group (7) are composed of a plurality of pressing wheels, and included angles formed by working faces of the upper pressing wheel group (8) and the lower pressing wheel group (7) along the transmission direction and a vertical direction are gradually increased respectively. The device has the advantages that the structure is simple, the operation is stable, and the produced sandwich plates are attractive in appearance, accurate in installing fastening size and good in waterproof performance.

The invention provides a monitor fixing device which comprises a monitor and a fixing plate, a plurality of clamp sheets and a locating groove are arranged on a bottom face of the monitor, the clamp sheets are clamped with corresponding groove holes on the fixing plate in a mutual embedding mode, the fixing plate is provided with a locating sheet correspondingly inserted into locating groove, and the locating groove is provided with a stopping component for limiting the locating sheet. The position of the locating sheet is limited, so that firm connection of the monitor and the fixing plate can be maintained.

The invention discloses an assembled waterproof liner. The assembled waterproof liner comprises a waterproof liner body, wherein the waterproof liner body is formed by assembling a plurality of waterproof liner single bodies, every two waterproof liner single bodies are connected and separated through a buckle, and the buckles comprise clamping bases and clamping rings which are correspondingly arranged. According to the assembled waterproof liner, the plurality of waterproof liner single bodies are assembled into waterproof liners with different sizes through the buckles, so that the using requirements of different occasions can be met; assembling is rapid and convenient, every two single bodies are firmly buckled and connected, and convenience and practicability are achieved.