17results about How to "The test effect is good" patented technology

The application relates to the field of Bluetooth, and provides a testing device and a testing system of a Bluetooth device, which comprise a testing box, an opening penetrating through the testing box, a grid conveyor belt for conveying the Bluetooth device to be tested through the opening, a plurality of testing seats uniformly distributed on the grid conveyor belt, a linear driving assembly installed in the testing box, two tooth rods connected with the linear driving assembly, a movable disc connected with the lower ends of the two tooth rods and moving along with the tooth rods, and a testing system installed on the movable disc; the Bluetooth device is tested, the whole process is automatically carried out, the action is stable, the testing effect is good, the cost can be reduced, and the energy consumption can be saved; during the testing process, the precision of measurement is improved through multiple and multilingual testing.

The application relates to an unlocking test system and an unlocking test method. The unlocking test system comprises a support assembly, a bearing support, an unlocking module and a data processing module. The bearing support is connected with the support assembly. The bearing support is used for mounting an intelligent door lock. The unlocking module is movably connected with the support assembly, and the unlocking module can be telescopically moved relative to the support assembly in a first direction. The data processing module is used for acquiring driving parameters corresponding to unlocking test parameters in a preset mapping relationship. The unlocking module is used for unlocking the unlocking area of the intelligent door lock according to the driving parameters. The unlocking system and the unlocking test method in the application are beneficial to realizing quantitative testing of the unlocking of the intelligent door lock, improving the comprehensiveness of the unlocking test, and better reflecting the unlocking performance of the intelligent door lock.

The application discloses a municipal engineering safety protection device and a mounting method thereof, and aims to provide a device with high integrity, which can improve the connecting strength between each guardrail body and the protection strength, forms a strong adjusting effect, and has the technical scheme as follows: the municipal engineering safety protection device is arranged to include a plurality of guardrail units for surrounding a fixed protection range and a connector for connecting two adjacent guardrail units, the guardrail units are matched with the connector, the stability of the connected guardrail units is realized, the guardrail unit is arranged to include a guard plate body, adjusting buckles arranged on the two side walls of the guard plate body in the radial direction, and a driving unit arranged in the guard plate body and used for adjusting the left and right movement of the adjusting buckles and releasing or tightening the guard plate body, and the adjusting buckles arranged on the two side walls of the guard plate body in the radial direction are misaligned, and the application is suitable for the technical field of municipal construction.

The invention relates to the technical field of battery protection testing, and provides a battery system network attack protection capability testing system and method and electronic equipment, and the testing system comprises a battery simulation unit, an energy controller, an instruction generation unit and an instruction inspection unit. The battery simulation unit simulates battery physical characteristics in real time and outputs battery simulation parameters; the instruction generation unit generates and sends a scheduling control instruction according to the battery simulation parameters; the energy controller is used for detecting and shielding a malicious control instruction and sending out an alarm; the instruction inspection unit is respectively connected with the energy controller and the battery simulation unit in series, and is used for acquiring a scheduling control instruction, performing safety inspection in combination with current battery simulation parameters, and judging the system protection capability; if the malicious control instruction is detected, judging that the protection test is not passed; and if only the normal scheduling instruction is detected, judging that the protection test passes, recording the normal scheduling instruction and resetting the test. The battery system protection capability testing device has a good battery system protection capability testing effect.

The utility model discloses a kind of finished product testing devices for water cup sealing ring production, it is related to sealing ring technical field, and its technical solution main points include base, fixedly connected with center ring on base, the outer ring ring is sleeved on the center ring, the outer ring ring is sleeved on the outer ring ring, the gap between outer ring ring and center ring is used to place sealing ring, sealing ring is supported by the outer ring ring, fixedly connected with support on base, electric cylinder is installed on support, the piston rod of electric cylinder is rotatably connected with vertical shaft, the lower end of vertical shaft is fixedly connected with lower pressing cover;Sealing ring can be repeatedly extruded by electric cylinder to drive lower pressing cover repeatedly lifting, so as to obtain more real test result.

The utility model discloses a quick remodeling tool for deflation equipment of a gas generator, and aims to provide the quick remodeling tool for the deflation equipment of the gas generator, which is convenient in remodeling operation, short in operation time and good in use effect. Comprising a base, a step-shaped assembly cavity is formed in the base, and an exhaust hole is formed in the bottom of the assembly cavity; the supporting ring is detachably installed at the upper end of the assembling cavity, and the supporting gas generator pipe body is arranged in the supporting ring; and the stabilizing ring is detachably installed in the middle of the assembling cavity, the gas outlet end of the gas generator is embedded in the stabilizing ring, a stabilizing block capable of being ejected outwards is arranged on the outer side wall of the stabilizing ring, and the stabilizing block makes contact with the assembling cavity. The tool has the advantages that the inner diameter of the assembly cavity is changed by installing the supporting ring and the stabilizing ring so as to meet the requirement for deflation tests of gas generators with different diameters, the tool remodeling operation is convenient, the operation time is short, and the use effect is good.

The application belongs to the technical field of hydraulic oil pipe strength testing, and relates to a high-wear-resistance and extrusion-resistant hydraulic oil pipe strength testing device, which comprises a base frame, a connecting frame, door plates, a connecting mechanism, a liquid injection mechanism and an extrusion testing mechanism. The connecting frame is connected to the top of the base frame. The door plates are rotatably connected to the two sides of the connecting frame. The connecting mechanism and the extrusion testing mechanism are arranged on the connecting frame. The liquid injection mechanism is arranged on the base frame. The liquid injection mechanism can inject liquid into the hydraulic oil pipe. The extrusion testing mechanism is used for extruding the hydraulic oil pipe. When the strength of the hydraulic oil pipe is tested, the device can inject water with a certain pressure into the hydraulic oil pipe, so as to test the pressure inside the oil pipe. When the testing is performed, the extrusion column can apply pressure from the outside to the inside of the oil pipe, so as to simulate the impact generated outside in the testing process. The device can simultaneously realize the effects of strength testing and extrusion testing of the hydraulic oil pipe, and the testing effect is better.

This utility model discloses a multi-channel concrete impermeability testing device, relating to the field of concrete testing technology. It includes a testing machine body with a connecting ring fixed to the top. A mold cylinder is detachably connected to the upper end of the connecting ring, and a water passage hole is formed inside the connecting ring. An anti-clogging filter plate is detachably and fixedly embedded at the upper opening of the connecting ring. Multiple vertically penetrating irregularly shaped anti-clogging holes are formed on the anti-clogging filter plate, all of which communicate with the water passage hole. Irregularly shaped support holes are also formed inside the anti-clogging filter plate. This utility model, through the arrangement of irregularly shaped anti-clogging holes and support holes, creates a three-dimensional and varied anti-clogging channel on the anti-clogging filter plate, thereby achieving a good anti-clogging effect. At the same time, it continues the traditional bottom water injection testing method. Therefore, while achieving the anti-clogging effect, it retains the function of allowing users to observe the concrete test specimen in real time, thus providing more accurate test results.

The utility model discloses a cable low-temperature test box, relates to the technical field of cable test equipment, and aims to solve the technical problems that in the prior art, only bending and stretching tests are adopted for low-temperature tests of cables, the cables are often twisted and stretched in the installation, laying and use processes, and the processes are not specially tested during the tests, so that the test time is shortened. Test data are imperfect, and the test effect is not good enough. The low-temperature test box body comprises a test work box, two groups of torsion mechanisms are arranged in the test work box, each torsion mechanism comprises a fixed seat, a fastener and a servo motor, a driving end of each servo motor is fixedly connected with a worm, a large gear coaxially connected with the fixed seat is arranged in the test work box, and the large gear is coaxially connected with the fixed seat. The lower portion of the large gear is connected with a small gear in an engaged mode, one side of the small gear is coaxially connected with a worm gear, and the worm gear is connected with the worm in an engaged mode.

The application discloses a kind of based on electric push rod production and processing thrust test device, it is related to electric push rod test device technical field.The present application includes test frame, test counterweight unit, push rod tail end fixing mechanism, push rod turnover installation mechanism and push rod horizontal push installation mechanism;Test frame includes bottom plate, support mounting column and test square frame;Test counterweight unit includes multiple counterweight blocks, limit frame and hanger;Two sliding rods are symmetrically provided on the lower half of the inner side wall of test square frame, push rod tail end fixing mechanism is slidably arranged on the rear half of two sliding rods, and push rod horizontal push installation mechanism is slidably arranged on the front half;The middle position of the front half of test square frame is provided with a shaft above the sliding rod, and the push rod turnover installation mechanism includes a sleeve, a torque adjustment assembly and a turnover installation frame.The present application solves the problems of single test function of existing electric push rod, deviation of test environment and actual use environment, inaccurate test data, and inability to adapt to multiple models for testing.

The utility model relates to a multifunctional air tightness detection device for a sealing gasket, and belongs to the technical field of sealing gasket detection, the multifunctional air tightness detection device comprises a test main body and an oil conservator installed on the test main body, the test main body comprises a main cavity and a plurality of test installation parts symmetrically arranged at two sides of the main cavity, the oil conservator is installed at the top of the main cavity, and the test installation parts are installed on the test main body. And an oil injection opening is formed in the side portion of the main cavity, and an oil injection assembly is installed at the oil injection opening. The sealing gasket testing device is convenient to use, during testing, sealing gaskets needing to be tested are fully distributed in the sealing grooves respectively, all the testing installation parts are fixed together through the studs and fixed to the main cavity, oil is injected into the testing body through the oil injection main part, the testing body is filled with the oil, the oil enters the oil conservator, and then the oil is injected into the oil conservator through the oil injection main part. And compressed air is introduced into the oil conservator to pressurize and maintain the pressure of oil in the oil conservator, and then whether an oil leakage point exists or not is manually observed.

The application discloses a buried PE pipeline depth detection method, which comprises the following steps: determining the basic direction of the pipeline; arranging a plurality of horizontal plane measuring lines according to the basic direction, and arranging a plane measuring point on each plane measuring line; determining the plane positioning line of the pipeline according to the signal value obtained by the signal receiving device at the plane measuring point; arranging a vertical point according to the plane positioning line of the pipeline, arranging a depth measuring line downwardly and perpendicularly to the ground at the vertical point, arranging a depth measuring point on the depth measuring line, and determining the depth position of the pipeline according to the signal value obtained by the signal receiving device at the depth measuring point. The detection method directly detects the depth position of the buried gas PE pipeline, meets more test environments, and effectively improves the test accuracy; the detection method can provide more accurate test results for actual engineering, thereby effectively reducing the safety risk during pipeline network reconstruction.

The application belongs to the technical field of intermediate pressure compressor disc core bleed air measurement in an aero-engine, and particularly relates to an aero-engine intermediate pressure compressor disc core bleed air measurement structure. The passage of compressor bleed air is constructed through components such as a front bleed air pipe, and the airflow in a compressor flow passage is led out to a bleed air measurement cavity for flow parameter measurement. The influence of disc core vortexes of front stage compressor rotor discs of the disc core bleed air device can be avoided, measurement is performed on a stator component, the lead wire of a measurement sensor is convenient, and the testability is good. In addition, measurement is performed in a compressor component test, and is completed on a compressor test piece, so that the accuracy of bleed air parameter measurement can be ensured.

This invention relates to the field of headphone testing, and more particularly to a noise environment impact testing device for headphones. The invention provides a noise environment impact testing device for headphones capable of generating three different noise environments. The device includes a base frame, a mounting plate frame, sound receivers, and a first support plate. The mounting plate frame is connected to the top center of the base frame, and sound receivers are mounted on both sides of the mounting plate frame. The first support plate is connected to the top of the base frame, and the mounting plate frame is located within the first support plate. The invention is activated by a sound generator, which then rotates the output shaft of a servo motor, causing a turntable to rotate. This causes the top block to contact the top rod twice, resulting in the sound generator emitting three different sounds, thus achieving a diversified testing effect.

The utility model discloses a high-temperature high-pressure rock mechanical fracturing test device which comprises a base, a confining pressure structure is arranged on the base, the confining pressure structure comprises a sample bearing table, a steel sleeve and an annular cover body, the sample bearing table is cylindrical and fixedly installed on the base, a lower end opening of the steel sleeve is installed on the sample bearing table in a sleeved mode, and the annular cover body is fixedly installed on the steel sleeve. At least two first sealing structures are arranged between the annular cover body and the sample bearing table, and the annular cover body is fixedly mounted at an upper port of the steel sleeve; a pressing rod capable of moving up and down is arranged in the steel sleeve, the pressing rod penetrates through the annular cover body, at least two second sealing structures are arranged between the pressing rod and the annular cover body, the top of the pressing rod is connected with normal loading equipment, a liquid injection hole is formed in the side wall of the steel sleeve, the liquid injection hole is connected with hydraulic loading equipment, and the outer wall of the steel sleeve is wrapped with a flexible detachable heating sleeve. The mechanical property of the rock under the multi-field coupling effect is analyzed and researched in an auxiliary mode, and the method has important practical significance for preventing accidents and guaranteeing engineering safety development.

This invention relates to the field of carbon-based anode materials for lithium-ion batteries, specifically disclosing a carbon-based fiber electrode and its preparation method. The method involves ion implantation of Ir into the surface of graphite felt fiber material. Metallic Ir not only improves the electrochemical activity of the carbon-based electrode but also serves as a catalyst for the subsequent ALD (Alternating Discharge) process to prepare carbon nanotubes. Studies have shown that an appropriate amount of metallic Ir can improve the low-temperature capacity achievement rate of the battery when the fiber electrode is used as an anode; however, excessive Ir has negative effects. Therefore, the amount of metallic Ir implanted needs to be controlled at 1.2 × 10⁻⁶. 4 ions / cm 2 -7.2×10 8 ions / cm 2 Furthermore, when Ir and Ru are injected together, even better experimental results can be obtained, with a low-temperature battery capacity achievement rate exceeding 95%, which is suitable for the battery usage requirements of new energy vehicles.

This utility model discloses a power-on / off testing circuit and device for electricity meters. The circuit includes a main control module, a 485 communication module, a power supply module, and a relay module. The 485 communication module is connected to a host computer and the main control module, and is used to receive power-on / off test parameters sent by the host computer, convert the test parameters into electrical signals, and input them to the main control module. The power supply module is connected to both the main control module and the electricity meter under test, and is used to provide power to both the electricity meter and the main control module. The relay module is connected to both the main control module and the electricity meter under test, and is used to control the electricity meter under test to perform power-on / off testing according to the electrical signals received by the main control module. This utility model can improve the testing effect and efficiency of power-on / off testing of electricity meters.