Coal bed holing detection rod

The invention discloses a coal bed holing detection rod, which comprises a rod body, wherein a voice device is arranged at the upper end of the rod body, and a vibrator is arranged at the lower end of the rod body, and is connected with a receiver which is connected with a processor; one end of the processor is connected with the voice device, and the other end is connected with a power supply; the vibrator is provided with a multiplier. After being multiplied and transmitted by the multiplier, vibration waves are rebounded and received at a holing position, and the holing position has a problem in case of abnormal fluctuation. The coal bed holing detection rod has the advantages of convenience and simplicity in carrying. 一种煤层打眼探测棒，包括杆体，杆体上端设有语音器，下端设有振动器，振动器连接接收器，接收器连接处理器，所述处理器一端连接语音器，另一端连接电源，所述的振荡器设有增倍器，通过倍增器将振荡波增大传输后，在打眼的地方反弹接收，若产生波动异常，此处有问题，具有方便、携带简易的优点。