







The backrest bolt is a meticulously engineered fastener, crafted to deliver unwavering stability and reliability. Its primary role is to fortify connections where tensile or shear forces are at play. Below, we delve deeper into the intricate design and utility of the backrest bolt:
1, Basic Composition
The backrest bolt is ingeniously constructed from three core components: the bolt body, the backrest (alternatively known as the support plate or gasket), and the nut (which may include a self-locking device as needed).
1. Bolt Body:
This integral part of the backrest pin bolt features a precisely threaded design, allowing it to penetrate the connected component seamlessly, culminating in secure fastening with the nut.
Tailored to meet specific application demands, the bolt body’s diameter and length are meticulously chosen to guarantee optimum load-bearing capacity and steadfast stability.
2. Backrest:
The distinctive feature of the backrest pin bolt, the backrest, is strategically placed between the bolt head and the adjoining part.
Crafted to suit particular application needs, the backrest typically takes on a flat, sheet-like form, enhancing contact area. This design effectively disperses pressure and fortifies the bolt against tilting or sliding under force.
3. Nut:
Tasked with interfacing with the bolt body, the nut secures the connected parts in place through effective tightening.
Depending on the application, various nut types are available, including hex nuts and locking nuts, enhancing tool compatibility and providing additional security.
2, Characteristics
1. Stable and Reliable:
Engineered for resilience, the backrest bolt maintains stability against tensile and shear forces. Its backrest enhances the durability and steadiness of the connection.
2. Pressure Dispersion:
The innovative backrest design adeptly disperses the pressure exerted by the bolt head on connected parts, mitigating local stress and significantly prolonging their lifespan.
3. Prevents Tilting or Sliding:
With the backrest in place, the bolts resist tilting or sliding under stress, ensuring the precision and dependability of the connection remain uncompromised.
4. Easy Installation and Disassembly:
Designed with user-friendliness in mind, the installation and disassembly of backrest pin bolts are straightforward, achievable with standard tools.
3, Application Scenarios
Versatile and robust, the backrest bolt finds its place in myriad applications necessitating stable connections. It excels in mechanical equipment, building structures, vehicle manufacturing, and especially in environments subjected to vibration, impact, or dynamic loads, offering enhanced support and stability.
4, Precautions for Use
1. Selection of Appropriate Specifications and Models:
When selecting backrest pin bolts, consider the connected components' material, thickness, and the prevailing stress conditions to choose suitable specifications and models.
2. Correct Installation:
In conclusion, the backrest bolt stands out as a stable, reliable, and user-friendly fastening solution, adept for various scenarios requiring tensile or shear resistance. Ensure appropriate specifications are chosen, installations are precise, and regular inspections are conducted to maintain optimal fastening performance and safety.