The utility model provides a portable temperature measurement optical fiber detection equipment accommodating device. The method is characterized in that the method is characterized by comprising thefollowing steps; wherein the upper accommodating cavity is used for accommodating a tester; the lower accommodating cavity is used for accommodating a mobile power supply; wherein the containing device is used for containing the tester and the mobile power supply, the damping unit is arranged in the containing device and used for preventing the tester and the mobile power supply from vibrating, the heat dissipation damp-proof unit is used for improving temperature and humidity environment parameters in the containing cavity, and the portable device is fixedly connected with the containing device. The special knapsack disclosed by the utility model realizes convenient and safe carrying and taking of the optical fiber temperature measurement and the mobile power supply, thereby liberating both hands of maintenance personnel and improving the maintenance efficiency; in addition, the knapsack can intelligently regulate and control the humidity and temperature in the knapsack according to the change of environmental parameters, so that maintenance equipment in the knapsack is protected.