CN219370482U - Test cable connecting device - Google Patents

Abstract

The utility model relates to a test cable connecting device, and belongs to the technical field of equipment development and training. The test cable comprises an upper chassis, a test cable and a lower chassis for storing the test cable, wherein aviation plugs are arranged at two ends of the test cable, an aviation socket is arranged on front and rear panels of the upper chassis, and the two aviation sockets are matched with the aviation plugs for use; the upper part of the chassis is internally provided with a control unit, an aviation socket positioned on the front panel is connected with the control unit through a fault setting unit and a multiplexing unit, and an aviation socket positioned on the rear panel is connected with the control unit through a wire breaking unit and a multiplexing unit; the control unit is also connected with a liquid crystal display unit, an indicator light unit, a toggle switch unit and a power supply unit. The utility model can effectively meet the training requirement of butt joint and fault investigation of the testing cable of the weapon equipment.

Description

Test cable connecting device

Technical Field

The utility model relates to a test cable connection device, which is particularly suitable for being used in equipment test cable connection training, and belongs to the technical field of equipment development training.

Background

With the progress of electronic technology, performance requirements of electronic equipment or weaponry are higher and higher, and instrument and equipment structures are more and more complex. Meanwhile, in order to ensure the reliability of the electronic equipment or the weapon equipment, the requirements on the accuracy and the proficiency of the operation of a tester are higher and higher. When the test equipment is used, the rapid hardware butt joint and accurate connection fault investigation can ensure the test effect, improve the test efficiency, lay a good foundation for rapid maintenance test, reduce the damage possibility of the test equipment, prolong the service life of the test equipment and play an important role in daily maintenance of the test equipment.

The test cable docking is one of the important hardware operation steps for connecting the test equipment and the tested object, and has important influence on the test accuracy, efficiency and service life of the test equipment. The cable connection operation of the test equipment and the tested object is mastered to be a basis for ensuring the smooth development of the equipment test, and the cultivation test ensuring personnel are mastered to connect the test cable, so that the method has important significance for improving the test efficiency. However, the teaching training equipment related to the butt joint training of the weapon equipment test cable is seriously deficient in the current institutions, and the requirements of the weapon equipment test training cannot be met.

Disclosure of Invention

The utility model aims to provide a test cable connecting device which can effectively meet the training requirements of butt joint and fault investigation of a weapon test cable.

The utility model relates to a test cable connecting device which is characterized by comprising an upper machine case 10, a test cable 12 and a lower machine case 11 for storing the test cable, wherein aviation plugs 13 are arranged at two ends of the test cable 12, an aviation socket 9 is arranged on the front panel and the rear panel of the upper machine case 10, and the two aviation sockets 9 are matched with the aviation plugs 13 for use;

the upper chassis 10 is internally provided with a control unit 1, an aviation socket 9 positioned on a front panel is connected with the control unit 1 through a fault setting unit 7 and a multiplexing unit 3, and the aviation socket 9 positioned on a rear panel is connected with the control unit 1 through a wire breaking unit 8 and the multiplexing unit 3;

the control unit 1 is also connected with a liquid crystal display unit 4, an indicator light unit 6, a toggle switch unit 5 and a power supply unit 2.

Preferably, the fault setting unit 7 and the multiplexing unit 3 are both ohm dragon MY2N-GS relays.

Preferably, the front and rear sides of the lower case 11 are provided with openable and closable doors.

Preferably, two aviation plugs 13 of the test cable 12 are installed at two ends of the cable, and a cable head mark and a cable mark are arranged on the cable.

Preferably, a chassis panel is disposed on a chassis housing of the upper chassis 10, and a toggle switch, a liquid crystal display, a wire breaker interface, an indicator light, a system switch, an aviation cable interface, and an ac power supply interface are disposed on the chassis panel.

Preferably, the liquid crystal display unit 4 adopts a 7-inch industrial liquid crystal display screen DC8048M070-0C.

Preferably, the wire breaking unit 8 is implemented by adopting a 2mm Jumper and configuring a shorting plug.

Preferably, the control unit 1 employs an embedded controller STM32F407 based on ARM 32-bit Cortex-M4.

The test cable connecting device provided by the utility model has ingenious structural design, and comprises an upper machine case, a lower machine case and a test cable, wherein the upper machine case is used for providing cable docking training, cable docking verification and control functions, and comprises an aviation socket, a toggle switch unit, a fault setting unit, a liquid crystal display unit, an indicator lamp unit, a control unit and a power supply unit; the lower part of the chassis is used for cable storage, adopts a design that a door can be opened from front to back, is partitioned into certain partitions according to the number of cables, stores one test cable in each partition, and is marked with a cable model identifier on the front surface. The test cable is used for connecting the aviation socket of the upper part of the chassis. Utilize each functional unit in the device, can realize that test cable makes the connection heart yearn break-make fault state setting, can realize that the butt joint training result shows and trouble cable location shows, provide multiple basic training functions such as BIT self-checking function, can provide simple easy-to-use teaching trainer for real teaching to assist the instructor to carry out real teaching, satisfy the demand to the weapon equipment use training, solve the institution and to the serious starvation of the relevant teaching training equipment of weapon equipment test cable butt joint training, unable problem that satisfies weapon equipment test training demand. Meanwhile, the teaching effect can be improved, students are helped to improve the course learning quality, and the manual operation capability of the students is improved.

Drawings

Fig. 1 is a schematic diagram of a specific structure of a test cable connection device according to embodiment 1 of the present utility model.

Fig. 2 is a schematic structural diagram of a test cable.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Detailed Description

The test cable connecting device can effectively meet the test training requirements of weapon equipment. The test cable testing device comprises an upper chassis 10, a lower chassis 11 and a test cable 12, wherein the upper chassis 10 and the lower chassis 12 are integrated as a whole, as shown in fig. 1.

The upper chassis 10 of the present embodiment includes a control unit 1, a power supply unit 2, a multiplexing unit 3, a liquid crystal display unit 4, a toggle switch unit 5, an indicator light unit 6, a fault setting unit 7, a disconnection unit 8, an aviation socket 9, and other functional units.

Wherein, the connection between upper portion machine case 10 and test cable 12 adopts aviation socket 9 to be connected with aviation plug 13.

The control unit 1 is connected with the power supply unit 2, the multiplexing unit 3, the liquid crystal display unit 4, the toggle switch unit 5 and the indicator lamp unit 6.

Wherein the two multiplexing units 3 are connected to the fault setting unit 7 and the disconnection unit 8, respectively.

Wherein two aviation sockets 9 are connected with the fault setting unit 7 and the disconnection unit 8, respectively.

In this embodiment, the control unit 1 is connected with the power supply unit 2, the multiplexing unit 3, the liquid crystal display unit 4, the toggle switch unit 5 and the indicator light unit 6 respectively, so as to complete driving and control of the indicator light, acquisition of the toggle switch state, on-off measurement of the docking cable, communication with the liquid crystal display unit 4, and complete setting of the docking cable fault, display of the docking cable fault and display of the docking cable fault core wire. The control unit 1 is realized by adopting an ARM 32-bit Cortex-M4 embedded controller STM32F407, integrates DSP and FPU instructions, and has a self-adaptive accelerator, and comprises a 3-way I2C interface, a 4-way UART interface, a 5-way SPI interface and an MII/RGMII interface.

In this embodiment, the power supply unit 2 is mainly responsible for ac power conversion, so as to supply power to each functional unit of the upper chassis. The power supply unit 2 is connected to the control unit 1 and the liquid crystal display unit 4, respectively, and supplies power to the control unit 1 and the liquid crystal display unit 4. Meanwhile, power is supplied to the indicator lamp unit 6 through the control unit 1. The power supply unit 2 is internally provided with an AC-DC12V power supply, a 220V alternating current power supply is introduced from a power supply interface of the power supply unit 2, the power supply interface adopts a flat three-core standard power supply socket (needle type), and a power supply filter is arranged at a power supply input interface in order to ensure the safety and electromagnetic compatibility of equipment.

In this embodiment, the two multiplexing units 3 are respectively connected with the wire breaking unit 8 and the fault setting unit 7, and the auxiliary control unit 1 realizes on-off measurement between the plurality of cores of the butt-joint cable. The fault setting unit 7 and the multiplexing unit 3 are all ohm dragon MY2N-GS relays. In the failure setting unit 7, the number of relays is set according to the number of cables, and a plurality of relays are connected in parallel. In the multiplexing unit 3, the number of relays is set according to the number of cables. Two ends of a relay in one multiplexing unit 3 are respectively connected with a relay and a control unit 1 of a fault setting unit 7, and two ends of a relay in the other multiplexing unit 3 are respectively connected with a wire breaking unit 8 and the control unit 1.

In the present embodiment, the disconnection unit 8 is used to realize cable fault setting required by the fault setting unit 7. The design of a wire breaking box is adopted, the wire breaking box is realized by configuring a short-circuit plug with a 2mm Jumper (2 mm Jumper), and the on-off faults of the designated core wires of the test cable required by the butt joint verification control area are realized through a general hardware Jumper switch.

The scale of the multiplexing unit 3, the fault setting unit 7 and the wire breaking unit 8 is designed according to the number scale of the core wires of the test cables, and the on-off measurement of all the test cables is covered. The switches required by the multiplexing unit 3 and the fault setting unit 7 are realized by adopting relays and are controlled through the GPIO interface of the control unit 1.

In this embodiment, the toggle switch unit 5 is connected to the control unit 1, and is used for starting or ending the cable butt-joint verification after the cable connection is completed.

In this embodiment, the indicator light unit 6 is connected to the control unit 1 for displaying whether the test cable has a fault. The indicator light is designed to be red and green, wherein red represents that the test cable has faults, and green represents that the test cable has no faults. When the test cable fails, the red light is lit.

In this embodiment, the liquid crystal display unit 4 is connected to the control unit 1, and provides a man-machine interface for the device for fault setting and positioning display functions. The method is used for setting the fault of the butt-joint cable, displaying the fault of the butt-joint cable and OK (OK) of the fault, displaying the core wire number of the fault if the fault exists, and realizing fault positioning display. The liquid crystal display unit 4 selects a 7-inch industrial liquid crystal display screen DC8048M070-0C with a power-supplied touch screen for a man-machine interface required by equipment.

In this embodiment, the test cable 12 is used for cable connection training practice, and the aviation plugs 13 at two ends of the test cable are respectively connected to the aviation sockets 9 of the front and rear panels of the upper chassis 10.

The test cable connecting device provided by the utility model has the advantages of reasonable structure, strong universality, good expandability and convenience in operation and use. The test cable docking training can be realized according to the actual equipment training requirement by utilizing each functional unit in the upper chassis 10, the fault setting of the docking cable is realized, the result of the docking training is judged and displayed, and the on-off function verification is performed on the corresponding equipment test cable. Can provide simple easy-to-use teaching trainer for real teaching to supplementary instructor carries out real teaching of operating, satisfies the demand to the weapon equipment use training, solves the problem that the relevant teaching training equipment of the weapon equipment test cable butt joint training of university is seriously deficient, can't satisfy weapon equipment test training demand. Meanwhile, the teaching effect can be improved, students are helped to improve the course learning quality, and the manual operation capability of the students is improved.

It should be noted that, the specific devices and models of the functional units in this embodiment are only illustrated, are not fixed and unique, and may be replaced by other devices and models with the same functions, and may be selected according to practical situations. The principle of action and the operation method of each independent functional unit are common knowledge in the art, and experiments that can be performed according to the functions and connection relationships of each functional unit are common knowledge in the art, and are not repeated herein.

The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims (8)

1. The test cable connecting device is characterized by comprising an upper machine case, a test cable and a lower machine case for storing the test cable, wherein aviation plugs are arranged at two ends of the test cable, an aviation socket is arranged on front and rear panels of the upper machine case, and the two aviation sockets are matched with the aviation plugs for use;

the upper part of the chassis is internally provided with a control unit, an aviation socket positioned on the front panel is connected with the control unit through a fault setting unit and a multiplexing unit, and an aviation socket positioned on the rear panel is connected with the control unit through a wire breaking unit and a multiplexing unit;

the control unit is also connected with a liquid crystal display unit, an indicator light unit, a toggle switch unit and a power supply unit.

2. A test cable connection device according to claim 1, characterized in that the fault setting unit and the multiplexing unit are both ohm-dragon MY2N-GS relays.

3. A test cable connection device according to claim 1, wherein the lower housing has openable and closable doors on both front and rear sides.

4. A test cable connection device according to claim 1, characterized in that two aviation plugs of the test cable are mounted at both ends of the cable line, on which cable head identifiers, cable identifiers are arranged.

5. A test cable connection device as claimed in claim 1, wherein a chassis panel is provided on a chassis housing of the upper chassis, and a toggle switch, a liquid crystal display, a wire breaker interface, an indicator light, a system switch, and an aviation cable interface, an ac power interface are provided on the chassis panel.

6. A test cable connection device according to claim 1, characterized in that the liquid crystal display unit is a 7 inch industrial liquid crystal display DC8048M070-0C.

7. A test cable connection device according to claim 1, characterized in that the breaking unit is realized by means of a 2mm Jumper provided with shorting plugs.

8. A test cable connection device according to claim 1 or 6, characterized in that the control unit employs an embedded controller STM32F407 based on ARM 32-bit Cortex-M4.