CN-224214531-U - Corrosion-resistant composite coating fastener

CN224214531UCN 224214531 UCN224214531 UCN 224214531UCN-224214531-U

Abstract

The utility model provides a corrosion-resistant composite coating fastener which comprises a fastening component, wherein an elastic adjusting component is arranged in the fastening component, a fine adjusting component is arranged in the fastening component, a compensation limiting component is arranged at the top of the fine adjusting component, and a wedge-shaped positioning component is arranged at the top of the compensation limiting component. The utility model provides a corrosion-resistant composite coating fastener which is matched with a wedge-shaped positioning assembly through a compensation limiting assembly. The wedge-shaped positioning component utilizes the inclined plane self-locking principle to generate extrusion force vertical to the inclined plane when the fastening component is stressed, and the compensation limiting component can dynamically compensate micro displacement caused by factors such as vibration, temperature change and the like. Meanwhile, the elastic adjusting component is arranged at the bottom and matched with the fine adjusting component, the elastic adjusting component can adapt to position deviation in a certain range by utilizing self elastic deformation, and the fine adjusting component provides a fine adjusting function.

Inventors

LIU FULIN
LIU XIN

Assignees

东台市华威标准件有限公司

Dates

Publication Date: 20260508
Application Date: 20250626

Claims (6)

1. The corrosion-resistant composite coating fastener is characterized by comprising a fastening component, wherein an elastic adjusting component is arranged in the fastening component, a fine adjusting component is arranged in the fastening component and used for fine adjusting the position of the elastic adjusting component, a compensation limiting component is arranged at the top of the fine adjusting component and used for clamping the position of the fastening component, a wedge-shaped positioning component is arranged at the top of the compensation limiting component and used for limiting adjustment of the compensation limiting component.
2. The corrosion-resistant composite coating fastener according to claim 1, wherein the fastening assembly comprises a fastening screw, a tightening structure is fixed at the top of the fastening screw and used for rotationally tightening the fastening screw, a fastening nut is in threaded connection with the inner wall of the fastening screw, and positioning holes are formed in the inner walls of the fastening screw and the fastening nut.
3. The corrosion-resistant composite coating fastener of claim 1, wherein the elastic adjustment assembly comprises a fixed cavity, a support plate is arranged in the fixed cavity, an elastic reset piece is arranged at the bottom of the support plate, and the elastic reset piece is used for elastic support of the support plate.
4. The corrosion resistant composite coated fastener of claim 1, wherein the trim assembly includes a trim fastener bar having a fastening groove formed in a top thereof, the trim fastener bar having a fastening ring structure threadably connected to an inner wall thereof for trim fastening of the resilient adjustment assembly.
5. The corrosion-resistant composite coating fastener according to claim 1, wherein the compensation limiting component comprises a fixed plate, a rotating frame is installed at two ends of the fixed plate, a compensation baffle is rotated at the side end of the rotating frame, torsion spring structures are arranged at two ends of the compensation baffle and used for elastic reset of the compensation baffle, an elastic reset piece is arranged at the side end of the compensation baffle, and a positioning rod is installed at the side end of the elastic reset piece.
6. The corrosion-resistant composite coating fastener according to claim 1, wherein the wedge-shaped positioning assembly comprises a supporting frame, a driving wedge block and a driven wedge block, an adjusting structure is arranged in the middle of the supporting frame and used for adjusting the positions of the driving wedge block, and the driven wedge block is arranged on the inner walls of two ends of the compensation limiting assembly.

Description

Corrosion-resistant composite coating fastener Technical Field The utility model relates to the technical field of fastener structures, in particular to a corrosion-resistant composite coating fastener. Background In modern industry and infrastructure construction, fasteners are used as key components of connection structures and are widely applied to the fields of ocean engineering, chemical industry, energy sources and the like. However, metallic materials are extremely prone to oxidation, galvanic corrosion and other problems in corrosive environments such as high humidity, salt mist, acid and alkali, and the like, resulting in fastener failure. The existing fastener is generally easy to generate factors such as equipment vibration in daily use, when the fastener is subjected to vibration for a long time, the structure inside the fastener is easy to loose and fall off, and then the self-adaptive elastic positioning cannot be performed according to the position of the fastening structure, and the later installation and adjustment are complicated, so that the practicability is poor. Accordingly, there is a need to provide a corrosion resistant composite coated fastener that addresses the above-described problems. Disclosure of utility model The utility model provides a corrosion-resistant composite coating fastener, which solves the problems that self-adaptive elastic positioning cannot be performed according to the position of a fastening structure and later installation and adjustment are complicated. In order to solve the technical problems, the corrosion-resistant composite coating fastener comprises a fastening component, wherein an elastic adjusting component is arranged in the fastening component, a fine adjusting component is arranged in the fastening component and used for fine adjustment of the position of the elastic adjusting component, a compensation limiting component is arranged at the top of the fine adjusting component and used for clamping the position of the fastening component, a wedge-shaped positioning component is arranged at the top of the compensation limiting component and used for limiting adjustment of the compensation limiting component. Preferably, the fastening assembly comprises a fastening screw, a tightening structure is fixed at the top of the fastening screw and used for fastening the fastening screw in a rotating manner, a fastening nut is connected with the inner wall of the fastening screw in a threaded manner, and positioning holes are formed in the inner walls of the fastening screw and the fastening nut. Preferably, the elastic adjusting component comprises a fixed cavity, a supporting plate is arranged in the fixed cavity, an elastic resetting piece is arranged at the bottom of the supporting plate, and the elastic resetting piece is used for elastic supporting of the supporting plate. Preferably, the fine adjustment assembly comprises a fine adjustment fastening rod, a fastening groove is formed in the top of the fine adjustment fastening rod, a fastening ring structure is connected with the inner wall of the fine adjustment fastening rod in a threaded mode, and the fastening ring structure is used for fine adjustment fastening of the elastic adjustment assembly. Preferably, the compensation limiting component comprises a fixed plate, a rotating frame is arranged at two ends of the fixed plate, a compensation baffle is rotated at the side end of the rotating frame, torsion spring structures are arranged at two ends of the compensation baffle and used for elastically resetting the compensation baffle, an elastic resetting piece is arranged at the side end of the compensation baffle, and a positioning rod is arranged at the side end of the elastic resetting piece. Preferably, the wedge positioning assembly comprises a supporting frame, a driving wedge block and a driven wedge block, an adjusting structure is arranged in the middle of the supporting frame and used for adjusting the positions of the driving wedge block, and the driven wedge block is arranged on the inner walls at two ends of the compensation limiting assembly. Compared with the related art, the corrosion-resistant composite coating fastener provided by the utility model has the following beneficial effects: The utility model provides a corrosion-resistant composite coating fastener, which forms a double constraint mechanism by the matched use of a compensation limiting component and a wedge-shaped positioning component in order to ensure the position stability of the whole fastener in the installation and use process. The wedge-shaped positioning assembly utilizes the inclined plane self-locking principle, generates extrusion force vertical to the inclined plane when the fastening assembly is stressed, firmly fixes the wedge-shaped positioning assembly, and the compensation limiting assembly can dynamically compensate micro displacement caused by factors such as vibration, temperature change and the