BLK-2型拉绳开关产品介绍
产品概述
BLK-2型拉绳开关是一款专为工业自动化场景设计的安全控制装置，采用模块化结构和人性化操作理念，适用于输送机系统、生产线设备及重型机械的紧急制动保护。产品通过机械触发方式实现设备快速断电或报警功能，兼顾安全防护与操作便捷性需求，可有效提升作业现场的安全管理效率。
核心优势
-
可靠触发机制
采用双向触发设计，支持水平或垂直方向拉绳操作，确保紧急情况下任意角度均可快速响应。内部精密弹簧结构配合耐磨触点组件，实现超过50万次的标准动作寿命。
-
环境适应性
壳体采用高强度铝合金压铸成型，表面经阳极氧化处理，防护等级达到IP67，可在-30℃至+80℃温度范围及粉尘、潮湿等严苛工况下稳定运行。嵌入式密封设计有效防止内部元件受潮腐蚀。
-
灵活安装配置
提供壁挂式与支架式两种固定方案，支持单侧或双侧拉绳接入。标配3米高强度尼龙牵引绳（可定制长度），绳体内置防断裂预警纤维层，便于日常状态巡检。
应用场景
• 矿山/港口带式输送机紧急制动系统
• 自动化装配线异常停机保护
• 工程机械操作台安全联锁装置
• 仓储物流设备碰撞预警触发
技术参数
| 项目 |
参数 |
| 额定电压 |
220V AC/24V DC |
| 触点容量 |
5A 250VAC |
| 复位方式 |
手动旋转复位 |
| 机械寿命 |
≥500,000次 |
| 整机重量 |
1.2kg |
使用建议
定期检查拉绳张紧度与表面磨损情况，建议每季度进行功能测试。安装时应避开设备振动源，保持操作通道无障碍物。多台设备组网时推荐串联使用，可通过标准接口扩展联动控制模块。
BLK-2 Emergency Pull Cord Switch Product Introduction
Product Overview
The BLK-2 emergency pull cord switch is a safety control device engineered for industrial automation applications. Featuring modular construction and ergonomic design, it provides emergency stop functionality for conveyor systems, production lines, and heavy machinery. This mechanical trigger device ensures rapid power cutoff or alarm activation, combining safety assurance with operational convenience to enhance workplace safety management.
Key Features
-
Dual-Action Mechanism
Equipped with bidirectional triggering capability, the switch responds to cable pulls from horizontal or vertical directions. Precision spring mechanism combined with wear-resistant contacts delivers over 500,000 operational cycles.
-
Environmental Durability
High-strength die-cast aluminum housing with anodized surface treatment provides IP67 protection. Reliable performance maintained in temperature ranges from -30℃ to 80℃, resistant to dust, moisture, and industrial corrosion.
-
Flexible Configuration
Supports wall-mounted or bracket installation with optional single/dual cable access. Includes 3-meter nylon traction rope (customizable length) with integrated fracture detection fibers for visual maintenance checks.
Typical Applications
• Emergency braking systems for belt conveyors
• Production line emergency shutdown protection
• Safety interlock for construction machinery
• Collision warning systems in logistics equipment
Technical Specifications
| Parameter |
Value |
| Rated Voltage |
220V AC/24V DC |
| Contact Rating |
5A 250VAC |
| Reset Mode |
Manual rotation |
| Mechanical Life |
≥500,000 cycles |
| Net Weight |
1.2kg |
Usage Guidelines
Conduct quarterly tension checks and cable inspections. Avoid installation near vibration sources and maintain clear access paths. For multi-device networks, series connection with standard interfaces is recommended for synchronized control.
