11results about How to "Save test space" patented technology

The invention provides a loading and unloading machine prototype and a loading and unloading machine test simulation device.A loading and unloading machine is suitable for being tested in the loading and unloading machine test simulation device, the loading and unloading machine test simulation device comprises one or more simulation fuel assemblies and a simulation water tank, and each simulation fuel assembly comprises one or more positioning holes and assembly codes. The simulated water tank is used for containing liquid with a certain height, the loading and unloading machine comprises a gripping apparatus, the gripping apparatus comprises one or more positioning columns and one or more grippers, and the positioning columns are suitable for being matched with positioning holes in a simulated fuel assembly; a camera adapted to observe a component code of the one or more simulated fuel components; the negative pressure water tank comprises a first surface and a second surface opposite to the first surface, and the second surface is always located below the liquid level of the liquid in the simulation water tank; and a bracket. The assembly information of the fuel assembly can be accurately identified, and the space and the cost of a simulation test are saved.

The invention discloses a multifunctional granular material repose angle calibration test device, and belongs to the technical field of granular material repose angle measurement. The device comprises a long cylinder lifting device, a parameter measuring platform, a particle pushing device, a particle filling and recycling device and a long cylinder, through ingenious cooperation of all the components, automatic cylinder changing, long cylinder clamping and lifting, parameter measurement and particle pushing and recycling are achieved; the automation level of a granular material repose angle measurement test is improved, and a large amount of manpower, material resources and time are saved; the granular material repose angle measuring device improves the test process of granular material repose angle measurement, reduces the test measurement error, improves the working efficiency, achieves the effect of centralized three-dimensional operation, saves the test space and cost, and makes a prominent contribution to the measurement of the granular material repose angle.

The present invention relates to the field of testing devices, and provides a battery control box high temperature aging testing device and a combined structure, wherein the testing device includes a frame and a plurality of layers for placing a test piece, the plurality of layers are respectively connected to the side walls of the frame and are sequentially arranged in the frame at intervals; a test piece for testing whether the test piece meets the use requirements is installed on the bottom surface of the layer, and the test piece and the test piece are electrically connected through a circuit. The present invention is used to perform a high temperature aging test on a battery control box, and can detect a large number of battery control boxes at one time, facilitates the disassembly and assembly of the test piece and the test piece, saves space, and improves air circulation so that the test piece is heated evenly.

This invention belongs to the field of detonator wire testing technology, specifically a multi-type switching system and device for electronic detonator leads based on relay parallel connection, including a host computer; the host computer is connected to a test host device via signals; the test host device is connected to multiple sets of communication wire switching devices via signals; and the communication wire switching devices are connected to a module terminal test device via signals.

The invention discloses a double-loader double-input single-output power closed test bench, belongs to the field of mechanical test devices with different high-power and low-input powers, and aims to solve the problem of lack of research on a high-load branch gearbox power closed test in the prior art. The power output device is connected with a first input shaft of the accompanying gearbox through a first coupling, a first output shaft of the accompanying gearbox is connected with one end of the high-side loader through a second coupling, and the other end of the high-side loader is connected with a first input shaft of the test gearbox through a third coupling; a second output shaft of the accompanying test gearbox is connected with one end of a low-side loader through a fourth coupling, and the other end of the low-side loader is connected with a second input shaft of the test gearbox through a fifth coupling; an output shaft of the test gearbox is connected with one end of a torsion meter through a sixth coupling; the device is used for simulating the problem that the input power of the high-voltage side and the low-voltage side of the double-input gearbox is different, so that the test gearbox is monitored.

The invention belongs to the technical field of automobiles, and particularly relates to a multipurpose crash test dummy knee and foot calibration device and method. Comprising a base, a stand column device, a calibration table top, a rotating shaft, a foot fixing device, a dummy foot supporting platform, a stand column, a swing arm and a release mechanism. The base is fixed on the ground of a test room, and the upper end is fixedly connected with the stand column device; a rotating shaft is arranged at one end of the calibration table board; the two ends of the rotating shaft are hinged to the upper ends of the stand column devices correspondingly. The lower ends of the foot fixing device, the dummy foot supporting platform and the stand column are all fixed to the calibration table top. And one end of the release mechanism is fixed on the swing arm. According to the invention, the foot, knee and knee slip calibration test of the dummy in the collision test can be completed on one calibration table, the calibration method is simple, the requirements of NHTSA 49CFR PART 572 and ECE R94 on dummy calibration are met, the equipment purchase cost and the test site space are saved, the calibration efficiency is improved, and the calibration method is effectively called as the whole vehicle collision and simulation trolley test.

The utility model discloses a device for realizing continuous collapse of a cantilever pile support foundation pit in a centrifuge test, and relates to the technical field of foundation pit support, the device comprises a plurality of support piles, all the support piles are pre-buried in a simulation preset position, each support pile is provided with a preset section, and each support pile is internally provided with an accommodating cavity; according to the utility model, through the cooperation of the support piles and the support shafts, the action of automatically destroying the plurality of support piles at the same time can be realized, specifically, all the support piles are pre-buried in a simulation preset position, and if a continuous collapse experiment needs to be carried out, the continuous collapse experiment can be carried out, so that the continuous collapse experiment can be carried out. During use, each supporting shaft only needs to slide to be separated from the corresponding containing cavity, and then soil at the preset position is simulated to apply pressure to all the supporting piles so as to drive each supporting pile to be fractured from the preset fracture surface at the same time.

The invention provides a ship anchor dynamic testing device, and relates to the technical field of ship anchor testing, and the ship anchor dynamic testing device comprises an installation supporting part which is provided with a test conveying member; the test conveying piece is used for conveying sandy soil; a conveying device is mounted on the mounting supporting part; the conveying device is used for circularly conveying the sandy soil on the test conveying piece; a stone recycling part is mounted on the side surface of the mounting supporting part; the stone recycling part is used for screening and recycling sandy soil, the sandy soil can be continuously conveyed to provide reverse acting force for the ship anchor, the testing mode of sandy soil conveying is adopted, more space can be saved, meanwhile, testing work can be continuously conducted, testing efficiency is guaranteed, and the property of the sandy soil can be flexibly adjusted. The problems that the site needed by the mode that an existing ship anchor dynamic testing device pulls an anchor to test the anchoring quality is too large, and back-and-forth conveying of the anchor is not flexible enough are solved.

The utility model discloses an intelligent test device used for detecting keel mechanical properties, which comprises a test frame, a plurality of suspension assemblies, a loading mechanism and a displacement measurement assembly, the test frame comprises a main beam and side beams, the suspension assemblies are installed on the main beam, each suspension assembly comprises a suspension rod used for suspending a keel, and the loading mechanism is installed on the suspension rod. The loading mechanism is of a movable portal frame structure and can be arranged above the test frame in a crossing mode, a lead screw is installed on a cross beam of the loading mechanism and connected with a first motor, the first motor is connected with a controller, the lead screw is connected with a moving block, a second motor is installed on the moving block, and the second motor is connected with a second motor. The second motor is connected with an automatic release hook through a rope, and a weight or a sand bag is hung on the automatic release hook. According to the utility model, the test requirements of keels of various sizes can be met, and the safety of the test process can be improved while the test efficiency is improved.

The application discloses a kind of laser radar testing device and method.The laser radar testing device provided by the application comprises a test platform, an adjusting module, a film attaching module, a signal receiving board and a control center, which can simultaneously satisfy the measurement of the farthest measurement distance, distance measurement accuracy and angle of laser radar, and the measurement distance is shortened by attaching an attenuation film on the light-emitting surface of the laser radar, so that the test space is reduced to about 2 square meters.The laser radar testing method provided by the application is completed by machine in data acquisition, judgment and identification, avoiding the uncertainty introduced by human in data acquisition and processing process.The laser radar testing device of the application can effectively ensure the consistency of data measurement position.

The present invention relates to a charging pile test device, comprising: a housing (1); a sensor receiving simulation unit (2), fixed inside the housing (1); a charging function simulation unit (3), slidably arranged on the front of the housing (1), so that the relative distance between the charging function simulation unit (3) and the sensor receiving simulation unit (2) varies within a certain range, wherein the charging function simulation unit (3) comprises: a signal transmitting unit (31), used to transmit near-field and / or far-field signals; a main control unit (32), used to control the signal transmitting unit (31) to transmit near-field and / or far-field signals. By simulating the behavior of a sweeping robot detecting and approaching a charging pile when charging, the performance of the sweeping robot automatically finding a charging pile can be simulated through a test device, thereby saving test space, improving test efficiency, and providing a convenient test environment for developing sweeping robots and charging piles.