54results about How to "Quick test" patented technology

This application discloses an HDMI interface test fixture, relating to the field of electronic testing equipment technology. The embodiments of this application utilize a male clamp and a female recessed plate to directly connect the HDMI interface and testing instruments. Combined with test points set on the differential and small signal lines, this enables rapid testing of the HDMI interface's signal quality, connectivity, and power capability during signal transmission without disassembling the device casing. It has the advantages of strong compatibility, ease of operation, and low cost. The HDMI interface test fixture disclosed in this application is suitable for the R&D and debugging phases of HDMI interfaces, as well as the troubleshooting phases of HDMI interfaces.

The utility model discloses a pressure adjusting device of a portable self-connection filtering pressure reducing valve. The pressure adjusting device comprises a base, a left air cylinder, a right air cylinder, an interface assembly, a plugging part, an air cylinder control switch, a test control switch and a pressure detection device, the left air cylinder and the right air cylinder are respectively arranged on two different sides of the base; the air source is connected with the left air cylinder and the right air cylinder through the air cylinder control switch; the air source is connected with the left air cylinder through the test control switch; the left air cylinder is connected with the plugging part through the connector assembly, and the right air cylinder is connected with the plugging part through the connector assembly. And the right air cylinder is connected with the pressure detection device. According to the working principle of the filter pressure-reducing valve, the hose, the base left air cylinder, the base right air cylinder, the interface assembly, the plugging part, the air cylinder control switch, the test control switch and the pressure detection device are designed, so that the pressure adjustment and inspection of the filter pressure-reducing valve do not need to be carried out on a specified comprehensive test bed test, the pressure adjustment is more convenient, and the test efficiency is improved. And the inspection time can be reduced.

The utility model discloses a kind of venturi performance detection devices, including box structure, sliding table, fixed block and detection assembly;Box structure is provided with the support plate for supporting sliding table;The fixed block is detachably arranged on sliding table, and fixed block is set to multiple according to different venturi model, and fixed block is provided with the fixed slot for fixing venturi;The sliding table can be connected by sliding with the air inlet plug of detection assembly;The present scheme is provided with detachable fixed block on sliding table, so that it can be fixed with different models of venturi, and test it, and fixed block is provided with the fixed slot matched with this model venturi, so that it can be quickly assembled with venturi, realize the test for different models of venturi, and by sliding, the air inlet plug of detection assembly can be quickly connected, improve detection efficiency.

A magnetic resonance-compatible programmable synchronized photostimulation system includes a main control unit and a stimulation execution unit. The main control unit is located outside the magnetic resonance scanning room, while the stimulation execution unit is located inside the scanning room and consists only of an LED light panel shielded by a magnetic field. The main control unit is configured to: receive photostimulation sequence parameters configured by the user in a modular manner through a graphical interface; receive a scan trigger signal from the magnetic resonance equipment, and automatically control the start and stop of the photostimulation sequence based on the trigger signal using hardware triggering; thereby achieving high-precision time synchronization between photostimulation and magnetic resonance scanning while maintaining magnetic resonance compatibility. This invention solves electromagnetic compatibility issues through a split architecture, achieves millisecond-level synchronization accuracy through hardware TTL triggering, and enhances experimental paradigm flexibility through modular programmable sequences, making it suitable for neuroscience research fields such as functional magnetic resonance imaging.

This invention provides a continuous integration testing system and method for application software, relating to the field of software testing technology. A control terminal constructs test tasks based on the code to be tested and a pre-configured test process, sends them to a test host, and the test host initiates the code to be tested and executes the test tasks through an integration testing module. The integration testing module integrates distributed testing units, which execute corresponding test tasks and output test results. The distributed testing units include page character testing units, page layout testing units, media performance testing units, navigation function testing units, refresh update testing units, and traffic / power testing units. A test result feedback module receives test results from the distributed testing units and feeds them back to the test host. This invention solves the problem that current testing systems can only test individual projects one by one, which is inconvenient for continuous integration testing and results in low testing efficiency, thus improving software testing efficiency.

The utility model discloses a cavity filter rapid testing arrangement belongs to cavity filter test technical field, and its technical scheme main points include positioning subassembly, test component, test box and control panel, positioning subassembly sets up at the bottom of test box, test component sets up inside test box, control panel fixed connection is in the left side of test box, and positioning subassembly can reach the effect of positioning fixed processing to the cavity filter of different size, and test component can reach the effect of the skew of the connecting end port of cavity filter quick test, thereby solve the cavity filter before using, often need utilizing probe to test filter's connecting end port, test whether the connecting end port appears skew or the situation of blockage, however test mode is mostly artificial detection, and the precision is poor, and some devices for testing, often in the aspect of replacing filter and fixing are more troublesome.

The embodiment of the utility model provides a capacitor loss detection device and system. The device comprises an upper steel plate, a middle clamping plate and a lower steel plate, the upper steel plate, the middle clamping plate and the lower steel plate are arranged from top to bottom; the upper steel plate and the lower steel plate are frame-shaped and are hollow in the middle; the middle clamping plate is of a hollowed-out plate-shaped structure, and the distribution of hollowed-out areas on a plate-shaped main body of the middle clamping plate is matched with the distribution of capacitors of a product to be inspected; the middle clamping plate is detachable, and the upper steel plate, the middle clamping plate and the lower steel plate are all provided with corresponding through holes and are fixed through detachable fasteners. Through the customized hollowed-out design, rapid inspection is realized, the labor cost is reduced, the inspection accuracy and efficiency are improved, the production quality of electronic components is ensured, and the device can be widely applied to the quality inspection link of electronic production enterprises.

The utility model belongs to the technical field of metering detection tools, and discloses a Charpy impact sample size inspection plate which comprises a base body made of organic glass or stainless steel sheets, impact sample size inspection item points are arranged on the base body in a size carving and cutting mode, and the impact sample size inspection item points are arranged on the base body in an attaching and visual inspection mode. Whether the size of the Charpy impact sample meets the GB / T229-2020 standard requirement or not is distinguished; the impact sample size comprises sample length, sample width, sample height, ligament width, gap symmetry plane-end distance, gap symmetry plane-sample longitudinal axis angle, and included angle between adjacent longitudinal planes of the sample. According to the utility model, the processing precision of the Charpy impact sample can be conveniently, quickly and accurately inspected.

The utility model relates to the field of ADM material absorbability test, especially ADM material absorbability testing device. The utility model provides a kind of ADM material absorbability testing device, which can separate waste liquid from ADM material, collect the waste liquid, test the next ADM material quickly, is easy to operate, convenient to use. The ADM material absorbability testing device includes a housing and an observation window, and the housing is connected with the observation window at the front. The utility model opens the sealing door by rotating, then moves the pullable partition to the left, so that the waste liquid in the test box is discharged into the waste liquid tank through the filter screen, and then the ADM material on the fork is taken out. The utility model has the effects of separating waste liquid from ADM material, collecting the waste liquid, testing the next ADM material quickly, easy operation and convenience.

The invention belongs to the technical field of thermal management, and particularly relates to a device and method for testing the gas content of a liquid cooling system, electronic equipment and a medium. The testing device comprises a pressure tank, the pressure tank is connected with a connecting pipe, an exhaust pipe and an air inlet pipe, and the exhaust pipe is sequentially provided with a first adjusting valve, an exhaust pressure stabilizing component and a gas flow meter; the air inlet pipe is used for being connected with an external air source, a second adjusting valve is arranged on the air inlet pipe, and a second pressure sensor and a temperature sensor are arranged on the pressure tank; the pressure tank is used for being connected with a tested liquid cooling system through a connecting pipe, and a third adjusting valve and a third pressure sensor are arranged on the connecting pipe where the pressure tank is connected with the tested liquid cooling system. Based on the principle that expansion coefficients of liquid and gas are different, gas content testing of the liquid cooling system is rapidly completed in a lossless mode, deep decoupling can be conducted on the testing precision and the individual difference of the internal volume of the cooling system, and better adaptability is achieved compared with a charge volume metering method.

The utility model discloses a catalyst conductivity testing device, which comprises a testing clamp, an electric heater, a humidifier, a temperature sensor and a humidity sensor, and is characterized in that the testing clamp consists of a first runner plate and a second runner plate; a catalyst film needing to be detected is fixed between the first flow channel plate and the second flow channel plate in a threaded connection mode, the surfaces, making contact with the catalyst film, of the first flow channel plate and the second flow channel plate are inner surfaces, and the other surfaces of the first flow channel plate and the second flow channel plate are outer surfaces; the electric heater is arranged on the outer surfaces of the first runner plate and the second runner plate and is used for heating the test fixture; a moisture outlet of the humidifier is communicated with an air inlet in the clamp through an air path, and the humidifier is used for outputting moisture into the clamp; the temperature sensors are arranged in temperature detection holes in the first flow channel plate and the second flow channel plate and used for monitoring the temperature in real time, and the humidity sensors are arranged in the air channels and used for monitoring the humidity in real time.

The utility model belongs to electrical detection technical field discloses a kind of insulation resistance rapid testing device, it includes box and handle cap, button switch, banana socket, connector and small brush shape switch installed on it;Handle cap is connected together with small brush shape switch, handle cap is installed to the outside of box, and small brush shape switch is installed to the inside of box;Button switch is installed to the outside of box, for switching small brush shape switch;Banana socket is installed to the outside of box, and it is insulation table needle insertion end;Connector is installed to the outside of box, and is connected with the measured product test end connection.The utility model is connected together by box handle cap, button switch, banana socket, connector and small brush shape switch, connect each terminal by wire according to circuit schematic diagram, after insulation table and measured product are connected with insulation resistance testing device, the test of insulation resistance can be realized quickly, accurately and safely, it is simple and safe to operate, and it can be widely applied to the insulation resistance test of various electrical products.

The invention discloses a high-speed-measurement absolute femtosecond laser ranging device, which comprises an accurate measurement light source system, a rough measurement laser light source, a rough-fine fusion ranging system and a measurement signal detection and processing module, and is characterized in that the accurate measurement light source system is used for outputting a sampling clock signal and a repetition frequency locked femtosecond laser accurate measurement signal; the rough measurement laser light source is used for outputting a rough measurement laser signal, and the femtosecond laser fine measurement signal and the rough measurement laser signal are different in wavelength; the coarse-fine fusion ranging system is used for measuring a measured target by using the femtosecond laser fine measurement signal and the coarse measurement laser signal to obtain a reference optical signal, a measurement optical signal and a coarse measurement optical signal; and the measurement signal detection and processing module is used for carrying out rough measurement and accurate measurement calculation on the reference optical signal, the measurement optical signal and the rough measurement optical signal to obtain a distance measurement result. Therefore, the method can be used for real-time positioning of a high-speed moving target, aerospace detection and other scenes.

The utility model provides a detection device for a patch transformer, and the device comprises a wiring board which is provided with electrodes corresponding to pins of a to-be-detected product, and the electrodes are electrically connected to a test box disposed at the lower end of the wiring board; the test box provides test terminals arranged according to a preset sequence. A manual test mode is changed, and rapid connection and test are realized by using a specific structure. For example, due to the conical structure design of the electrode and the test hole, electric connection can be rapidly completed by pressing down the wiring board, smooth operation is ensured through the guide column and the spring structure, automatic reset can be achieved after the test is finished, operation time is saved, and efficient detection is facilitated.

The utility model discloses an endurance test device for a storage vehicle. The endurance test device comprises a switch control part, a test bench and a console, the switch control part is connected with the upper end of a storage vehicle air handle, and an execution element used for pressing a button on the air handle is arranged in the switch control part. The test bed comprises a vehicle body fixing part, a driving wheel supporting part and a bumping simulation part; according to the storage vehicle testing device, the testing device is arranged, so that the whole or local parts of the storage vehicle can be tested, and the universal performance of the storage vehicle testing device is improved.

This utility model relates to the field of anti-icing coating testing technology, and provides an anti-icing coating testing device using rapid cooling with liquid carbon dioxide. The device includes an aluminum substrate, an aluminum vaporization grid, and a test sample. The test sample is positioned on the top of the aluminum substrate, and the aluminum vaporization grid is positioned on the bottom of the aluminum substrate. A liquid carbon dioxide inlet is located in the middle of the left side of the aluminum vaporization grid, and a carbon dioxide outlet is located in the middle of the right side of the aluminum vaporization grid. This utility model utilizes the principle of heat absorption during liquid carbon dioxide vaporization to rapidly reduce the temperature of the aluminum substrate in a short time, quickly simulating the icing / icing phenomenon under actual extreme low-temperature environments. Compared to traditional testing methods, this significantly shortens the testing cycle, allowing for rapid testing of the anti-icing coating performance, effectively improving testing efficiency, and saving considerable time and costs for research and development and production. Simultaneously, the realistic simulation of extreme environments enhances the practicality and reference value of the test results.

This application relates to a sensor consistency testing device in a tubular moisture content detection device, suitable for testing the consistency of two or more moisture content sensors within the tubular moisture content detection device. The device includes: a test tube, a base, and a positioning sleeve; both the test tube and the positioning sleeve are mounted on the base and detachably connected to it, with the positioning sleeve located within the cavity of the test tube; the inner diameter of the test tube is adapted to the outer diameter of the tubular moisture content detection device, and the inner diameter of the positioning sleeve matches the tip of the tubular moisture content detection device, enabling the tubular moisture content detection device to be installed within the test tube, with the tip of the tubular moisture content detection device inserted into the positioning sleeve; wherein, the test tube is made of a preset material, and the test tube is suitable for providing a uniform standard test medium for the sensors in the tubular moisture content detection device.

This utility model provides a vacuum dispersion device for dry mixtures, relating to the field of mixture detection technology. The device includes a base with a sample stage fixedly connected to the top. A thin film is placed over the inlet of the feed pipe, and the dry mixture is placed on the film. A vacuum pump is started via a controller, and the gas inside the housing is extracted through a suction pipe to create a vacuum environment until the film ruptures, allowing the material to fall. The vacuum pump is stopped during the instantaneous release of pressure from the ruptured film to prevent material from being sucked into the pump. The material is drawn in by pressure, then cut and dispersed by baffles and a cutting bevel, ensuring it falls evenly onto the sample stage. A visual camera is used for observation, allowing for good monitoring of the degree of mixing of the dry mixture. The operation is convenient and can be completed within two to three minutes, improving detection efficiency.

The utility model discloses an MCU chip test experiment device, which relates to the field of MCU chip test experiments and comprises a replaceable MCU chip test circuit, a crystal oscillator circuit, a power supply and switch circuit, an analog electricity / digital electricity switching circuit, an NRST test circuit, a liquid crystal control circuit, a serial port test circuit, an I2C test circuit, an ADC test circuit and a GPIO characteristic test circuit. The output end of the replaceable MCU chip test circuit is electrically connected with the input ends of the crystal oscillator circuit, the power supply and switch circuit, the analog / digital power switching circuit, the NRST test circuit, the serial port test circuit, the I2C test circuit, the ADC test circuit and the GPIO characteristic test circuit. The MCU chip test experiment device is comprehensive in test function, integrates various test circuits, can realize comprehensive test of the MCU chip, is wide in application range, and can test MCU chips of various models due to the design that the MCU chip test circuits can be replaced.

The invention discloses a dynamic test system and method based on a double-shaft extension permanent magnet synchronous dynamometer motor, the system comprises the double-shaft extension permanent magnet synchronous dynamometer motor, two ends of the double-shaft extension permanent magnet synchronous dynamometer motor are respectively connected with a first tested motor and a second tested motor through a coupling and a measuring device, and each motor is driven by an independent four-quadrant frequency conversion controller and is uniformly and coordinately controlled by a measurement and control unit. The system supports a double-side synchronous test mode, can perform performance test on two motors at the same time, has power expansion capability, forms a double-stator structure by connecting an auxiliary synchronous motor, realizes multiplication of test power, and can independently acquire electrical and mechanical signals, execute a synchronous control strategy and perform safety monitoring by integrating a measurement and control unit with a power analysis module. The test process is stable and reliable; the test efficiency and the equipment utilization rate are improved, the test power range is expanded, and the method is suitable for motor batch detection and high-power model machine verification.

The utility model belongs to the field of oil atomizer testing technology, concretely relates to a testing device suitable for multiple models of oil atomizer, including frame, be equipped with high pressure oil inlet module and low pressure oil return nozzle module on the frame, the high pressure oil inlet module includes oil inlet test subassembly and is equipped with the oil inlet test subassembly on the oil inlet change type subassembly, the low pressure oil return nozzle module includes the oil return nozzle test subassembly and is equipped with the oil return nozzle test subassembly on the oil return nozzle change type subassembly, the utility model has simple structure, easy operation and so on advantage, easy to popularize and application.

The utility model discloses a kind of test battery temperature protection board's adapter plate, the adapter plate includes several groups adjustable resistance unit and acquisition line unit;Several groups the adjustable resistance unit is mutually parallel, several groups the adjustable resistance unit is connected with the acquisition line unit, the acquisition line unit is also connected with battery group and battery temperature protection board;The adjustable resistance unit includes switch group and several adjustable resistors, each the adjustable resistor is connected with the switch group, the switch group controls whether the adjustable resistor is accessed the battery temperature protection board.The adapter plate is directly adjusted to the resistance value of thermocouple of battery group by adjustable resistance unit setting different resistance value to trigger the resistance value when temperature protection of battery temperature protection board, so battery group will trigger temperature protection, and the temperature protection function of battery temperature protection board can be quickly tested.

The utility model relates to the technical field of tents, and discloses a tent cloth cover material inspection device which comprises an inspection bench, the top end of the inspection bench is fixedly connected with a fixing plate, and the outer wall of one side of the fixing plate is fixedly connected with a telescopic adjusting rod. According to the technical scheme, under the action of the clamping block, the lengthened stud and the pressing block, the cloth cover body can be clamped and fixed, then the adjusting plate is pushed to stretch out and draw back through the piston rod of the electric cylinder, folding of the cloth cover body is completed, and then the output shaft of the motor drives the threaded rod to rotate. The threaded rod can convert rotary motion of the displacement block into linear motion, so that the pressing cylinder is driven to move downwards to the folding position of the cloth cover body, the folding position of the cloth cover body is unfolded, then the pressing cylinder is reset, the operation is repeated for repeated folding and unfolding, and whether the waterproof coating at the folding position falls off or not is observed. And if the waterproof coating falls off before the specified times are reached, the product is unqualified, and the cloth cover body can be quickly inspected.

The utility model discloses a nitrogen spring elastic force testing device with a continuous detection function, which comprises a bottom plate, a servo motor is arranged on one side above the bottom plate, and a base is arranged above the bottom plate. The reciprocating lead screw is driven by the servo motor, so that the sliding sleeve can accurately move on the reciprocating lead screw, the whole testing mechanism is further driven to move in the horizontal direction, the testing mechanism is allowed to be rapidly switched between the two bases through the design, manual movement or equipment readjustment is not needed, the standby time is remarkably shortened, and the testing efficiency is improved. Due to the fact that the testing mechanism can freely move between the two bases, after the nitrogen spring on one base is tested, the nitrogen spring can be immediately moved to the other base to conduct the next group of tests, the continuous testing function greatly improves the testing efficiency, and especially in large-scale production or quality detection, the testing efficiency is greatly improved. And a large number of nitrogen spring testing tasks can be completed more quickly.

The utility model discloses a measuring instrument for measuring the gradient of a roadbed slope, and belongs to the technical field of roadbed slope measurement. The straight ruler mainly comprises at least three groups of straight rulers which comprise a first straight ruler, a second straight ruler and a third straight ruler; a magnet sheet is mounted at the bottom of the slope scale, and the slope scale is adsorbed on the straight scale through the magnet sheet; the rotating mechanism is provided with two groups of mounting plates mounted at one side end, close to the third ruler, of the second ruler, a rotating rod is mounted between the two groups of mounting plates, an arc angle groove is formed in one side, close to the second ruler, of the third ruler, a movable sleeve is mounted in the arc angle groove, and the rotating rod is sleeved with the movable sleeve; and one end angle of the third ruler with the arc angle groove is an arc angle. According to the measuring instrument for measuring the gradient of the roadbed side slope, the lengths and the angles of the multiple sets of rulers are adjusted, so that the side slopes at multiple angles are rapidly tested, time and labor are saved, and the measuring efficiency is improved.

The utility model belongs to photovoltaic tracking system test related equipment technical field discloses a kind of photovoltaic tracking system ageing test device, including the test cabin for placing photovoltaic tracker, the inside of test cabin is provided with main controller, electrical cabinet and environmental control module, test cabin outside is provided with a control panel connected with main controller, environmental control module includes temperature control unit for simulating high-low temperature environment;It further includes the inclination detection element for detecting the inclination angle of photovoltaic module, and the inclination detection element is installed on photovoltaic module;The utility model integrates each module of photovoltaic tracker to carry out one-time rapid test, and the repeatability of ageing test is good, and the efficiency of ageing test is greatly improved.

The utility model embodiment provides antenna testing arrangement and system, wherein the box outside test module sends first test signal to the box inside test module, and receives the first feedback signal that the box inside test module sends, the box inside test module receives first test signal and sends second feedback signal to the host computer corresponding after establishing the connection with the equipment to be measured, and sends first feedback signal to the box inside test module after receiving the second test signal of equipment to be measured, the host computer receives the Wi Fi power that the box outside test module determines according to Wi Fi signal, and receives the GPS signal intensity that the box inside test module determines according to GPS signal and respectively with the corresponding prearranged standard parameter range matching, determines the antenna test result of equipment to be measured. In the embodiment of the utility model, when the equipment to be measured has only charging interface and does not have more communication interface, the equipment to be measured can be tested quickly and the test result is obtained through the simple operation of antenna testing arrangement.

The invention relates to the technical field of liquid performance testing, in particular to a rapid liquid heat conductivity coefficient testing device and method.The device comprises a pool base, a pool body and a pool cover which are sequentially stacked and assembled from bottom to top, the pool base, the pool body and the pool cover are locked through a plurality of bolts, a sample cavity is formed in the center of the pool base, and a forming cavity is formed in the pool body; a temperature measuring probe is clamped between the pool seat and the pool body, a first sealing gasket is placed between the pool seat and the pool body, a second sealing gasket is placed between the pool body and the pool cover, the temperature measuring probe is fixed in a clamping mode, the problems that a thin hot wire is prone to being damaged due to stress and fixing difficulty is high are solved, the assembling process of the liquid pool is simple, and the assembling efficiency is high. And the first sealing gasket and the second sealing gasket can avoid liquid leakage or volatile liquid evaporation, and meanwhile, external water vapor and impurities are prevented from permeating, so that the sealing performance of the device is remarkably improved.

The embodiment of the invention provides a production and test system based on an automobile traveling data recorder, and relates to the technical field of production and test of automobile traveling data recorders, and the system comprises a production and test module used for issuing a test instruction and storing a test result, and a test clamp used for testing an automobile traveling data recorder to be tested. The test clamp carries out information interaction with the production test module through a serial port line. Various indexes of the automobile traveling data recorder equipment product can be rapidly tested within 180 seconds, whether the indexes are normal or not can be conveniently positioned, and a scheme which is simple, convenient, low in cost and capable of rapidly testing the product quality is provided.

The application provides an auxiliary testing device for assisting in testing the inflation diameter of an air spring air bag, which can completely replace manual assembly of spring clamps to assemble and fasten the air spring air bag to the inflation joint by only using a first mechanical hand to clamp a first spring clamp and a second mechanical hand to clamp a second spring clamp to assemble and fasten two ends of the air spring air bag to the first air joint and the second inflation joint respectively, and then inflating the air spring air bag through an inflation pressure maintaining device to make the air spring air bag adapt to inflation, so that the inflation diameter of the air spring air bag can be directly tested by using a measuring tool such as a caliper, the manual test of the inflation diameter of the air spring air bag by using the measuring tool is assisted, the degree of automation is high, the air bag with the inflation diameter meeting the standard can be directly tested without repeatedly testing the cord angle and the cord thickness inside the air spring air bag, and the test efficiency of the inflation diameter of the air spring air bag is improved.