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Foton Bonnet Installation Assembly
Foton Bonnet Installation Assembly
2025-07-25
Foton Front Wall Fender Assembly
Foton Front Wall Fender Assembly
2025-07-26

Foton Bonnet Locking Device Assembly

Foton Bonnet Locking Device Assembly
Foton Bonnet Locking Device Assembly
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What is the Foton Bonnet Locking Device Assembly

  • Comprehensive Description of the Foton Bonnet Locking Device Assembly
  • The Foton Bonnet Locking Device Assembly is a robust and essential mechanism designed specifically for the secure closure and controlled release of the bonnet (hood) on Foton vehicles. This intricate assembly integrates several key welded and fastened components to ensure reliable operation under demanding conditions. Here’s a detailed breakdown of its primary parts and their functions:
  • Core Actuation Components:
  • Welded Pushing Rod: This critical, rigid rod features welded ends for enhanced strength. It acts as the primary force transmitter within the lock mechanism. When the handle is operated, it directly translates this motion to initiate the unlocking sequence.
  • Pin: Precision pins are strategically employed throughout the assembly. They serve as pivotal connection points or secure fasteners, enabling smooth rotational or linear movement between interacting components like levers and rods.
  • Linkage & Lever System:
  • Rocker Weldment: This welded lever component pivots on its mounting point (often secured with a pin). It acts as an intermediary, receiving motion input from the pushing rod or handle and redirecting it effectively to the pull rods.
  • Pull Rod Weldment (2): Two identical welded pull rods form a crucial link. Connected to the rocker weldment at one end and the bonnet lock mechanism at the other, they efficiently transfer the unlocking force over a distance, ensuring synchronized release at the latch point.
  • User Interface & Mounting:
  • Handle Assembly: This is the user-operated component, typically mounted inside the vehicle cabin (e.g., under the dashboard). Pulling the handle generates the initial force required to disengage the bonnet lock. It incorporates a connection point for the pushing rod.
  • Rubber Ring: Often found within the handle assembly or where rods pass through the firewall, this ring acts as a seal and vibration damper. It prevents rattling, reduces noise transmission into the cabin, and protects against dust/water ingress.
  • Secure Fastening Hardware:
  • Washer (Multiple): Flat washers are used in conjunction with bolts and nuts. They distribute the clamping load over a wider area, protecting the mounting surface material and preventing loosening under vibration.
  • Spring Washer: This specialized washer, with its split-ring design, provides a constant spring force against the nut. It is a critical component for maintaining tension and preventing bolts from vibrating loose during vehicle operation.
  • Bolt: Threaded bolts provide the clamping force to securely attach various components of the assembly (like the handle, rocker weldment, or lock plate) to the vehicle structure.
  • Nut (Multiple): Nuts thread onto bolts to create secure, removable fastenings. Locknuts or nuts used with spring washers offer enhanced resistance to self-loosening.
  • The Locking Mechanism:
  • Bonnet Lock Assembly: This is the heart of the system, mounted on the vehicle’s front crossmember or radiator support. It incorporates the striker catch and release mechanism.
  • Bonnet Lock: Often refers specifically to the latch unit itself within the assembly. It features a spring-loaded claw designed to securely engage with the striker pin mounted on the underside of the bonnet.
  • Bonnet Lock Plate: This robust, typically welded or stamped plate serves as the rigid mounting base for the bonnet lock assembly. It ensures the lock is positioned correctly and stably anchored to the vehicle frame.
  • Function Summary: Operating the Handle Assembly pulls the Welded Pushing Rod. This rod either directly pushes or rotates the Rocker Weldment. The Rocker Weldment, in turn, pulls on the two Pull Rod Weldments. These rods transmit the force to the Bonnet Lock Assembly, triggering the release of its internal mechanism (Bonnet Lock), allowing the bonnet to pop open. The entire assembly is securely mounted using Bolts, Washers, Spring Washers, and Nuts, with Pins providing pivotal connections and Rubber Rings ensuring smooth, quiet operation. The Bonnet Lock Plate provides a solid foundation for the latch. This integrated system guarantees the Foton bonnet remains securely closed during travel while providing reliable, driver-controlled access when needed.

Product Parameters of Foton Bonnet Locking Device Assembly

No. Code Description Quantity
0 TB400B.473.4 WELDED PUSHING ROD 1
1 GBT6170-M8-A2L NUT 3
10 GBT91-1.6X16-A0P PIN 3
11 TB400B.473.2 WELDED PUSHING ROD 1
12 GBT91-2.5X25-A0P PIN 1
13 TB400B.473.3 ROCKER WELDMENT 1
14 FT800A.47.098 PULL ROD WELDMENT (2) 1
15 FT800A.47.056 HANDLE ASSEMBLY 1
16 TB450.473-02 RUBBER RING 1
2 GBT93-8-A0P WASHER 3
3 GBT97.1-8-A0P WASHER 3
4 GBT5783-M6X35-8.8-A1L BOLT 4
5 GBT97.1-6-A0P WASHER 7
6 GBT93-6-A0P SPRING WASHER 4
7 GBT6170-M6-A2L NUT 5
8 FT800.47.127 BONNET LOCK ASSEMBLY 1
8 TG1204.474.4 BONNET LOCK 1
9 TB400B.473-01 BONNET LOCK PLATE 1
 

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