7results about How to "Tested and reliable" patented technology

The utility model provides a kind of high-temperature-resistant flexible material performance test device, the device includes support frame, test component, burn hot flow component and pressure simulation component, test component is installed on support frame, burn hot flow component is connected in support frame below test component;Test component includes test piece mounting plate and high-temperature-resistant flexible material installed in test piece mounting plate, test piece mounting plate is connected on first support beam and can be moved to set position along first support beam;Burn hot flow component is connected on first support beam, and it is aligned high-temperature-resistant flexible material in test process;Pressure simulation component is arranged above high-temperature-resistant flexible material and can contact or separate with high-temperature-resistant flexible material.In high-temperature-resistant flexible material performance test device, through burn hot flow component and pressure simulation component, the simulation of heat / environment of force that high-temperature-resistant flexible material bears is realized simultaneously, so as to be able to simultaneously examine the heat insulation performance, bearing capacity and anti-scour performance of flexible heat-proof skirt.

The application discloses a kind of flexible multifunctional detection rack, including rack main body, the upper end of rack main body is positioned and installed with pedestal, the front end of pedestal is provided with first display and second display, test table is installed on rack main body, jig quick-change positioning device is arranged in the middle of test table, printer is installed in the side of test table, controller is installed in the front end of test table, flexible electrical control system is positioned in the inside of rack main body, cabinet is arranged in the inside of rack main body in front position, ammeter, voltmeter and industrial computer are arranged in the inside of cabinet.The flexible multifunctional detection rack can accurately and reliably test various products produced by it to ensure the accuracy and stability of the products in various actual application scenarios, which not only can improve the product quality and market competitiveness of enterprises, but also can provide more accurate and reliable products for users.

This application proposes a chip storage area testing method, apparatus, device, and computer storage medium. The chip storage area testing method includes: obtaining the address of a target area in the DRAM chip under test used to store a target test program; loading an initial test program into the SRAM chip in the test system SoC, and calling the initial test program to test the target area according to the address; if the target area test passes, testing the areas of the DRAM chip under test other than the target area according to the target test program and the target area. Through the above chip storage area testing method, the detection blind spot of the DRAM chip under test is eliminated, and reliable testing of the entire physical memory space, i.e., all storage areas, of the DRAM chip under test is achieved.

The application discloses a test-bed electrical connection structure for reducing coupling effect of weak force test environment, which comprises a frame, a frame fixed base plate component fixed on the frame, a rotary fixed base plate component arranged below the frame fixed base plate component, and a rotating shaft connecting the frame fixed base plate component and the rotary fixed base plate component. A pendulum body is fixed on the rotary fixed base plate component, and a measured propeller is arranged at the bottom end of the pendulum body. The application weakens the influence of the conducting wire, the microwave conducting wire and the air pipe on the rigidity and temperature coefficient of the test bed.

The application provides a Beidou navigation receiver automatic test control method and device, and relates to the technical field of navigation test. Through automatic generation of a test template, control signal generation and distribution, automatic data acquisition, performance index calculation and report generation, efficient and reliable testing of the Beidou navigation receiver is realized, and the test efficiency is significantly improved, manual operation errors are reduced, test reliability and standardization are enhanced.

The utility model discloses a waveguide test fixture, which comprises a lower mounting bottom plate, a lower cavity, an upper cavity, a PCB (printed circuit board), a micro rectangular electric connector and an adapter block, wherein the lower cavity, the upper cavity and the PCB are fixed on the lower mounting bottom plate and are sequentially distributed from bottom to top; the micro rectangular electric connector is fixed on the lower cavity and penetrates through the upper cavity; the high-frequency radio-frequency coaxial connector is fixed on the switching block and is electrically connected with the PCB; the micro rectangular electric connector and the high-frequency radio-frequency coaxial connector are electrically connected with a to-be-tested element; and the micro rectangular electric connector is connected with the PCB. According to the scheme, the waveguide testing device has the advantages of being simple in structure, reliable in testing and the like, and has high practical value and popularization value in the technical field of waveguide testing.

The invention discloses a furnace temperature testing tool, and relates to the technical field of furnace temperature testing. The furnace temperature testing tool comprises a temperature measuring plate arranged on a furnace temperature tracker, a heat insulation protection box, a host, a wire, a clamp and a thermocouple sensor, the top of the clamp is fixedly connected with a fixing plate, the side wall of the fixing plate is fixedly connected with a supporting plate, and the fixing plate and the supporting plate are fixedly arranged on the side wall of the wire in a sleeving mode. The bottom of the supporting plate is connected with a heat insulation protective cover through a telescopic piece, and the heat insulation protective cover is arranged on the side wall of the thermocouple sensor in a sleeving mode. According to the furnace temperature testing tool, when testing is not carried out, sealing protection can be carried out on the thermocouple sensor, the thermocouple sensor is prevented from being influenced by collision, water stains and the like, and the testing accuracy and the service life of the thermocouple sensor are guaranteed; in the testing process, the thermocouple sensor can be covered with the heat insulation protective cover, it is guaranteed that the thermocouple sensor makes contact with the temperature measuring plate, the influence of hot air in the furnace can be avoided, and therefore testing can be more accurate and reliable.