Test terminal fixing device and signal test device

The embodiment of the utility model discloses a test terminal fixing device and a signal test device, relates to the technical field of signal test, and aims to solve the problem that the test terminal fixing device performs signal test in a humid environment. According to the test terminal fixing device provided by the embodiment of the invention, the isolation cover is arranged on the bottom plate, the isolation cover is detachably connected with the bottom plate, and the isolation cover and the bottom plate are enclosed to form the closed isolation cavity, so that moisture in air can be prevented from entering the isolation cavity, and the humidity in the isolation cavity cannot be influenced by external air humidity; the isolation cavity is used for accommodating the test terminal and provides a non-humid working environment for the test terminal, so that the test terminal is prevented from working in a humid environment and further being damaged. 本申请实施例公开一种测试终端固定装置及信号测试装置，涉及信号测试技术领域，为解决测试终端固定装置在潮湿环境下进行信号