CN210833275U

CN210833275U - Controllable thing networking fuze tester of electric current

Info

Publication number: CN210833275U
Application number: CN201921888222.6U
Authority: CN
Inventors: 周孟哲; 赵辉; 周伟; 杨健; 叶海福; 安晓伟
Original assignee: Institute of Electronic Engineering of CAEP
Current assignee: Institute of Electronic Engineering of CAEP
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-23
Anticipated expiration: 2029-11-05

Abstract

The utility model provides a controllable thing networking fuze tester of electric current, this scheme including embedded industrial computer, AC/DC power, network communication module, data test module, switch matrix, insurance signal control module and the connector of being connected with the fuze. The utility model discloses can realize cell-phone, computer to the remote control of fuze tester, make convenient operation, efficient go on, even the fuze breaks down in the test process, can not endanger operating personnel's safety yet. The utility model discloses can go on output signal's electric current through diode, fuse, even output signal leads to the electric current too big unusually in the test procedure, can not cause the injury to the fuse yet.

Description

Controllable thing networking fuze tester of electric current

Technical Field

The utility model relates to a fuse test field, especially a controllable thing networking fuse tester of electric current.

Background

The safety and reliability of the fuze are important guarantees for the missile weapon system to complete the battle task, and are the permanent theme of continuous development and innovation of the fuze technology. The fuze testing equipment is a steel ruler for evaluating the performance of the fuze, the testing result directly reflects the quality of the fuze, and the position of the fuze testing equipment is very important in the process of developing and producing the fuze.

In 2013, in the text "universal technology of programmable tester on chip for electronic safety system of fuze", published in "detection and control academy" volume 35, No. 3, a singlechip-based programmable tester on chip for electronic safety system of fuze is described in detail, wherein, in section 1.2, mention is made of: the electronic safety system tester adopts a 'one-key + indicator light' mode, can complete self-checking, verification and fuze function inspection, performs qualification judgment and automatically stores detection data; and the information exchange and detection control with an external computer can be realized through the memory and the external interface of the computer. The tester completes the functions of simulating the fuse control system to supply power, relieve insurance, reset insurance and provide a trigger signal to the system of the fuse, tests the program action, state parameters and output data of various working states of the tester, and has the functions of measuring the fuse and automatically giving a judgment result whether the fuse is normal or not. And the principle schematic diagram of the fuse electronic safety system programmable tester based on the single chip microcomputer is shown.

By combining the principle schematic diagram of the fuze electronic safety system programmable tester based on the single chip microcomputer, the prior fuze tester is communicated with external equipment through a USB or a serial port. And the current of the output signal is not limited in the test process, and the fuse can be burnt if the current of the output signal is too large.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a purpose, be exactly to prior art exist not enough, and provide the technical scheme of the controllable thing networking fuze tester of electric current, this scheme can remote control and through wireless terminal control for operating personnel can remote use cell-phone, computer test the fuze, carry out current-limiting control at signal output part moreover, both can guarantee personnel's safety and can guarantee the safety of fuze again.

The scheme is realized by the following technical measures:

the utility model provides a controllable thing networking fuze tester of electric current, characterized by: the fuse protector comprises an embedded industrial personal computer, an AC/DC power supply, a network communication module, a data test module, a switch matrix, an insurance signal control module and a connector connected with a fuse; the embedded industrial personal computer is respectively and electrically connected with the AC/DC power supply, the network communication module, the data testing module, the switch matrix, the insurance signal control module and the connector; the switch matrix module is electrically connected with the data testing module and the connector respectively; the safety signal control module is electrically connected with the connector; the switch matrix can control the on-off of a circuit between the data testing module and the connector under the control of the embedded industrial personal computer; the safety signal control module can send safety release signals to each level of fuzes through the connector under the control of the embedded industrial personal computer; the embedded industrial personal computer can read the data of current, resistance and voltage tested by the data testing module; the embedded industrial personal computer can be communicated with external equipment through the network communication module.

The scheme is preferably as follows: the network communication module comprises a wireless network module and a communication network port; the wireless network module and the communication network port are respectively and electrically connected with the embedded industrial personal computer.

The scheme is preferably as follows: the data testing module comprises a current testing module, a resistance testing module and a voltage testing module; the current testing module, the resistance testing module and the voltage testing module are respectively independent of the embedded industrial personal computer and are electrically connected with the switch matrix; the switch matrix can independently control the on-off of circuits from the current testing module, the resistance testing module and the voltage testing module to the connector.

The scheme is preferably as follows: the fuse signal control module comprises an optocoupler module, a relay module, a diode and a fuse which are sequentially connected in series; the optical coupling module is electrically connected with the embedded industrial personal computer; the fuse is electrically connected with the connector; the relay is in a normally open state, and when the relay receives the current of the optocoupler module, the electric appliance is closed.

The scheme is preferably as follows: the diode is an YVS diode.

The fuze tester has the advantages that the fuze tester can be connected with the Internet through the communication network or the wireless network module, so that an operator can remotely control the fuze tester during fuze testing, and the safety of the operator cannot be endangered even if the fuze fails in the testing process. The signal output by the fuze tester is subjected to current-limiting protection, and the safety of the fuze can be effectively protected even if the output current is abnormal during fuze testing.

Therefore, compared with the prior art, the utility model has the substantive characteristics and the progress, and the beneficial effects of the implementation are also obvious.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the usage flow of the present invention.

In the figure, 1 is a network communication module, 2 is a data testing module, and 3 is an insurance signal control module.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

Referring to fig. 1, in one embodiment, a fuze tester includes: the device comprises an AC-DC power supply, a network communication module (comprising a communication network port and a wireless network module), an embedded industrial personal computer, a data testing module (comprising a current measuring module, a voltage measuring module and a resistance measuring module), a safety signal control module (comprising an optical coupling module, a relay module, a diode and a fuse), a switch matrix and a connector.

The connection relationship among the modules is as follows:

the embedded industrial personal computer is respectively and electrically connected with the AC/DC power supply, the network communication module, the data testing module, the switch matrix, the insurance signal control module and the connector; the switch matrix module is electrically connected with the data testing module and the connector respectively; the safety signal control module is electrically connected with the connector; the switch matrix can control the on-off of a circuit between the data testing module and the connector under the control of the embedded industrial personal computer; the safety signal control module can send safety release signals to each level of fuzes through the connector under the control of the embedded industrial personal computer; the embedded industrial personal computer can read the data of current, resistance and voltage tested by the data testing module; the embedded industrial personal computer can be communicated with external equipment through the network communication module.

The network communication module comprises a wireless network module and a communication network port; the wireless network module and the communication network port are respectively and electrically connected with the embedded industrial personal computer.

The data testing module comprises a current testing module, a resistance testing module and a voltage testing module; the current testing module, the resistance testing module and the voltage testing module are respectively independent of the embedded industrial personal computer and are electrically connected with the switch matrix; the switch matrix can independently control the on-off of circuits from the current testing module, the resistance testing module and the voltage testing module to the connector.

The fuse signal control module comprises an optocoupler module, a relay module, a diode and a fuse which are sequentially connected in series; the optical coupling module is electrically connected with the embedded industrial personal computer; the fuse is electrically connected with the connector; the relay is in a normally open state, and when the relay receives the current of the optocoupler module, the electric appliance is closed.

The diode is an YVS diode.

Referring to fig. 2, the software workflow of the present invention is explained in detail.

First, a fuse is attached. The fuze is connected through the connector of the fuze tester, and the fuze tester is connected to the internet of things through the communication network port or the wireless network module (step 14 in fig. 2).

And (3) turning on a power supply of the equipment, converting the input 220V alternating current voltage into direct current voltage meeting the input requirement of the tester by using the AC/DC power supply, and connecting the embedded industrial personal computer with a mobile phone or a computer through a communication network port or a wireless network module (step 15 in figure 2).

Next, fuse detection is performed. Firstly, the embedded industrial personal computer converts the direct current power supply into voltage meeting the fuse power supply requirement, and the fuse is powered through the connector (step 16 in fig. 2).

The embedded industrial personal computer is connected with the current measuring module, the voltage measuring module and the resistance measuring module respectively, the three measuring modules are connected with the connector through the switch matrix, and the embedded industrial personal computer switches through the switch matrix when measuring current, voltage and resistance, so that the current, voltage and resistance are measured according to a specified sequence (step 17 in fig. 2).

The embedded industrial personal computer starts to send out fuse-releasing signals of all levels of fuses, the signals control the opening and closing of the relay module through the optical coupling module, when the relay module is closed, the signals are output to the fuses through the diodes, the fuses and the connectors, the fuses guarantee that the current of the output signals is within a specified range, and if the current exceeds a fuse limiting range, the fuses are blown to guarantee the safety of the fuses. The diode is a TVS diode, which can prevent the relay from generating high-voltage pulse to ignite and ensure the safety of the fuse (step 18 in figure 2).

After the fuse is released, the current, voltage and resistance of the fuse are measured again by the current measuring module, the voltage measuring module and the resistance measuring module (step 19 in fig. 2).

At this time, the fuze tester stores and judges the measured values of the current, voltage and resistance, and displays the values through a mobile phone or a remote computer (step 20 in fig. 2).

At this time, all the tests are finished, the embedded industrial personal computer sends out a fuze power-off signal, and the fuze is powered off (step 21 in fig. 2).

The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.

Claims

1. The utility model provides a controllable thing networking fuze tester of electric current, characterized by: the fuse protector comprises an embedded industrial personal computer, an AC/DC power supply, a network communication module, a data test module, a switch matrix, an insurance signal control module and a connector connected with a fuse; the embedded industrial personal computer is respectively and electrically connected with the AC/DC power supply, the network communication module, the data testing module, the switch matrix, the insurance signal control module and the connector; the switch matrix module is electrically connected with the data testing module and the connector respectively; the safety signal control module is electrically connected with the connector; the switch matrix can control the on-off of a circuit between the data testing module and the connector under the control of the embedded industrial personal computer; the safety signal control module can send safety release signals to each level of fuzes through the connector under the control of the embedded industrial personal computer; the embedded industrial personal computer can read the data of current, resistance and voltage tested by the data testing module; the embedded industrial personal computer can be communicated with external equipment through the network communication module.

2. The internet of things fuze tester with controllable current as claimed in claim 1, wherein: the network communication module comprises a wireless network module and a communication network port; the wireless network module and the communication network port are respectively and electrically connected with the embedded industrial personal computer.

3. The internet of things fuze tester with controllable current as claimed in claim 1, wherein: the data testing module comprises a current testing module, a resistance testing module and a voltage testing module; the current testing module, the resistance testing module and the voltage testing module are respectively independent of the embedded industrial personal computer and are electrically connected with the switch matrix; the switch matrix can independently control the on-off of circuits from the current testing module, the resistance testing module and the voltage testing module to the connector.

4. The internet of things fuze tester with controllable current as claimed in claim 1, wherein: the fuse signal control module comprises an optocoupler module, a relay module, a diode and a fuse which are sequentially connected in series; the optical coupling module is electrically connected with the embedded industrial personal computer; the fuse is electrically connected with the connector; the relay is in a normally open state, and when the relay receives the current of the optocoupler module, the electric appliance is closed.

5. The internet of things fuze tester with controllable current as claimed in claim 4, wherein: the diode is an YVS diode.