In the process of using and installing FRP bridge frame, in some cases, it is necessary to install protective shield. What are the specific conditions? Let's see the relevant instructions of Shandong cable bridge frame.

安装桥架在以下这些情况下是需要加设保护罩的，玻璃钢桥架在户外安装时，其更上层或每一层。玻璃钢桥架在铁算子板或相类似的带孔装置下安装时，其更上层桥架应加保护罩，如果更上层玻璃钢桥架宽度小于下层的桥架宽度时，下层桥架亦加保护罩。

Installation of the bridge in the following circumstances is required to install protective cover, FRP bridge in outdoor installation, its top or each layer. When a FRP bridge is installed under an iron operator plate or a similar device with holes, the upper deck of the FRP bridge should be protected. If the width of the upper deck is less than that of the lower deck, the lower deck should also be protected.

垂直安装时离所在地平面2m以内的玻璃钢缆桥架。玻璃钢桥架安装在容易受到气动球阀机械损伤的地方。玻璃钢桥架安装在多粉尘的场所。有特殊要求的场所也需要对玻璃钢桥架加设保护罩。

Fiberglass reinforced plastic (FRP) cable bridge is erected vertically within 2 m from the ground level. Fiberglass reinforced plastic (FRP) bridge frames are installed in places susceptible to mechanical damage of pneumatic ball valves. Fiberglass reinforced plastics (FRP) bridge frames are installed in dusty places. In places with special requirements, protective covers should also be installed for FRP bridge erection.

此外，桥架的安装高度可在2.2-2.8米范围内可调，选择2.2米时应防止人为拆除破坏，选择2.8 米时注意通风管等其他物品影响视频探测器视野。安装支架水平距离车位线可在3-4米范围内可调，双车位时候选择行车道（宽度）中间位置。

In addition, the installation height of the bridge can be adjusted in the range of 2.2-2.8 meters. When choosing 2.2 meters, man-made demolition and destruction should be prevented. When choosing 2.8 meters, attention should be paid to ventilation ducts and other items affecting the visual field of video detectors. The horizontal distance of the mounting bracket from the parking line can be adjusted in the range of 3-4 meters, and the middle position of the lane (width) should be selected when double parking spaces are used.

网格桥架要注意日常的保养，要经常用干净的软布擦净网格桥架表面的灰尘，要用干布擦拭，不要使用湿布或者是硬物擦拭，在平时的使用中，也不要与含酸性或者是碱性的化学物品接触，不要将油渍洒在网格桥架的表面。

The grid bridge should pay attention to the daily maintenance, often wipe the dust on the surface of the grid bridge with clean soft cloth, wipe with dry cloth, do not wipe with wet cloth or hard material, do not contact with acidic or alkaline chemicals in normal use, and do not sprinkle oil on the surface of the grid bridge.

今天给大家介绍的内容就到这里了，相信以上的介绍能给大家带来一定的帮助，如果您对文章的内容还有不明白的地方，欢迎大家到山东电缆桥架给我们的网站留言讨论：http://www.sdhangfeng.com

This is the end of today's introduction. I believe that the above introduction can help you. If you still don't understand the content of this article, you are welcome to leave a message for discussion on the official website of Shandong Cable Bridge Frame: http://www.sdhangfeng.com.