CN217212930U - Quick testing arrangement of distribution cabinet - Google Patents

Abstract

The utility model relates to a quick testing arrangement of distribution cabinet, a be used for connecting the distribution cabinet, be equipped with a plurality of test ends in this distribution cabinet, the quick testing arrangement of distribution cabinet includes the adaptation base, wireless test module, USB changes wireless module and host computer, the quantity of adaptation base and wireless test module is a plurality of, an adaptation base is all connected to every wireless test module's one end, the equal wireless communication of the other end connects USB changes wireless module, USB changes wireless module and still connects the host computer, the test end in the distribution cabinet divides multiunit test cell, the adaptation base that corresponds is connected respectively to every group test cell, wireless test module is including the first wireless transceiver that connects gradually, two-way IO chip, analog switch and power module, two-way IO chip and analog switch all connect test cell. Compared with the prior art, the utility model has the advantages of break away from the constraint of cable, maintain convenient, dilatation ability reinforce, the network deployment is nimble, installation cycle is short, scalability is good.

Description

Quick testing arrangement of distribution cabinet

Technical Field

The utility model belongs to the technical field of the distribution cabinet testing technique and specifically relates to a quick testing arrangement of distribution cabinet is related to.

Background

In recent years, with the rapid development of information-based industries, the requirements of various industries on signal safety equipment are more and more strict, the requirement on the wiring quality of a system cabinet is gradually improved, the original wiring scheme for checking wiring cabinet products detects two ends of the wiring, and nodes are tested manually or the testing equipment is linked with all testing pins. If the test is carried out in a manual mode, only recheck can be measured, traversal test cannot be carried out, and the risk of test missing exists; if the automatic test is carried out through the equipment, the manufacturing and the maintenance of the test equipment are very unfavorable for the wiring cabinet with a large number of wires.

Traversing test requirements: each node is tested with the remaining nodes, and when there are n nodes in the device to be tested, n x (n-1)/2 measurements are required. If the number of nodes is increased to n +1, n x (n +1)/2 times of measurement are needed, 1 node is increased, and n times of measurement are increased.

The wiring cabinet is used for distributing the incoming lines of strong-current or weak-current buses to each terminal. The points where the wiring of the wiring cabinet is prone to problems include missed connections, misconnection and multiple connections. Because all connectors of each distribution cabinet are different, the distribution is different, and the existing main mode is verified in a manual verification mode by comparing with a distribution table.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a quick testing arrangement and method of distribution cabinet for overcoming above-mentioned prior art exists the loaded down with trivial details defect of test procedure.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a quick testing arrangement of distribution cabinet for connect the distribution cabinet, be equipped with a plurality of test ends in this distribution cabinet, the quick testing arrangement of distribution cabinet includes that adaptation base, wireless test module, USB change wireless module and host computer, the quantity of adaptation base and wireless test module is a plurality of, every the equal wireless communication of an adaptation base, the other end is connected all is connected to wireless test module's one end USB changes wireless module, USB changes wireless module and still connects the host computer, the test end in the distribution cabinet divides multiunit test cell into, and the adaptation base that corresponds is connected respectively to every group test cell.

Further, the wireless test module comprises a first wireless transceiver, a bidirectional IO chip, an analog switch and a power supply module, the first wireless transceiver, the bidirectional IO chip, the analog switch and the power supply module are sequentially connected, and the bidirectional IO chip and the analog switch are connected with the test unit.

Furthermore, one end of the bidirectional IO chip is connected with the upper computer through the first wireless transceiver, and the other end of the bidirectional IO chip is connected with the control end of the analog switch and the test unit.

Furthermore, a common end of the analog switch is connected with a pull-down resistor, and an output end of the bidirectional IO chip is also connected with a pull-up resistor.

Furthermore, the power supply module is a plurality of batteries, and the batteries are respectively connected with the bidirectional IO chip and the power supply end of the analog switch.

Furthermore, a protection capacitor is connected between the battery and the connection circuit of the bidirectional IO chip or the analog switch.

Further, the host computer includes controller and second wireless transceiver, second wireless transceiver with first wireless transceiver communication connection, USB changes wireless module and connects respectively controller and second wireless transceiver.

Further, the first wireless transceiver and the second wireless transceiver are both WIFI antennas or 4G antennas.

Further, the USB-to-wireless module is a protocol conversion module with a function of converting a USB2.0 protocol into a ZigBee protocol.

Furthermore, the upper computer is a PC terminal device.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the utility model detects the distribution cabinet by combining the wireless module and the software, and the wireless module is used as an information acquisition terminal to get rid of the constraint of the cable, thereby having convenient maintenance, strong capacity expansion capability and flexible networking; when increasing the test demand, according to the distribution cabinet of difference, as long as change the adaptation base, add test terminal wireless module can, installation cycle is short, scalability is good.

(2) All the test ends of the wireless module are measured in a parallel mode, so that the test tasks are prevented from being increased in multiples along with the increase of the test nodes, and the test time is shortened.

(3) The measurement data is transmitted wirelessly, so that the maintenance of the cable is reduced, and the maintenance cost is reduced; the PC control end software is used for sending a measurement instruction, collecting measurement data, checking a measurement result, maintaining data and the like, is installed in a common computer, is simple to install and is easy to update and maintain.

(4) The circuit structure is simple, the integration level is high, the miniaturization is convenient, and the practicability is high.

Drawings

Fig. 1 is a schematic structural diagram of a rapid testing device for a wiring cabinet according to an embodiment of the present invention;

fig. 2 is a schematic diagram illustrating a detailed connection state of a wireless test module according to an embodiment of the present invention;

fig. 3 is a schematic diagram of a transceiver interface circuit of a wireless test module according to an embodiment of the present invention;

in the figure, 1, an upper computer, 2, a USB-to-wireless module, 3, a wireless test module, 4, a battery, 5 and an adaptive base.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, or the directions or positional relationships that the products of the present invention are usually placed when used, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element indicated must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.

It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are absolutely horizontal or hanging, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

Example 1

As shown in fig. 1, this embodiment provides a quick testing arrangement of distribution cabinet, be used for connecting the distribution cabinet, be equipped with a plurality of test ends in this distribution cabinet, the quick testing arrangement of distribution cabinet includes adaptation base 5, wireless test module 3, USB changes wireless module 2 and host computer 1, the quantity of adaptation base 5 and wireless test module 3 is a plurality of, an adaptation base 5 is all connected to the one end of every wireless test module 3, the equal wireless communication of the other end connects USB changes wireless module 2, USB changes wireless module 2 and still connects host computer 1, the test end in the distribution cabinet divides into multiunit test unit, corresponding adaptation base 5 and wireless test module 3 are connected respectively to every test unit of group.

Wherein, the adaptation base 5 is the distribution cabinet test port connection terminal of modularization, and its size matches with the size of each test unit.

The working principle is as follows:

the upper computer 1 sends a test instruction to the wireless test module, receives the measurement data of the wireless module, compares the measurement data with a standard data table, checks a test result and derives a test report;

the wireless test module 3 receives an instruction sent by PC software through the wireless transceiver, and completes the following work test, test result uploading and module state uploading according to the instruction requirement;

the USB is converted into a wireless module 2, and the protocol of the main function USB2.0 of the module is converted into a ZigBee protocol.

During testing, the analog switch provides electric potential for each testing port, and the bidirectional IO chip is responsible for monitoring the port state of each port and transmitting the state information to the upper computer.

In the method of the embodiment, all n test ends of the cabinet to be tested are grouped, a plurality of test ends in each group are uniformly managed by one wireless test module, and the number of the distributed test ends cannot exceed the maximum number of the test ends which can be managed by the wireless module; therefore, each distributed wireless test module is used as an information acquisition terminal, networking is flexible, and when test requirements are increased, only the test terminal wireless module needs to be added, so that the expansion performance is good; during testing, all testing ends of each wireless testing module are measured in a parallel mode, so that the test task is prevented from being increased by times along with the increase of testing nodes, and the testing time is shortened; and the measurement data is transmitted wirelessly, so that the maintenance of the cable is reduced, and the maintenance cost is reduced.

The following is specifically described:

one, wireless test module 3

As shown in fig. 2, the wireless test module 3 includes a first wireless transceiver, a bidirectional IO chip, an analog switch, and a power supply module for supplying power to the entire wireless test module 3, which are connected in sequence, and the bidirectional IO chip and the analog switch are both connected to the test unit. One end of the bidirectional IO chip is connected with the upper computer 1 through the first wireless transceiver, and the other end of the bidirectional IO chip is connected with the control end of the analog switch and the test unit.

As a preferred embodiment, as shown in fig. 3, a pull-down resistor is connected to the common terminal of the analog switch, and a pull-up resistor is further connected to the output terminal of the bidirectional IO chip.

The power supply module is a plurality of batteries 4, and the batteries 4 are respectively connected with the bidirectional IO chip and the power supply end of the analog switch.

And a protective capacitor is also connected between the battery 4 and the connection circuit of the bidirectional IO chip or the analog switch.

Second, upper computer 1

As shown in fig. 2, the upper computer 1 includes a controller and a second wireless transceiver, the second wireless transceiver is in communication connection with the first wireless transceiver, and the USB-to-wireless module 2 is respectively connected with the controller and the second wireless transceiver.

The first wireless transceiver and the second wireless transceiver are both WIFI antennas or 4G antennas. In this embodiment, the upper computer 1 is a PC-side device.

Three, USB changes wireless module 2

The USB-to-wireless module 2 is a protocol conversion module with the function of converting a USB2.0 protocol into a ZigBee protocol.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims (10)

1. The utility model provides a quick testing arrangement of distribution cabinet for connect the distribution cabinet, be equipped with a plurality of test ends in this distribution cabinet, its characterized in that, the quick testing arrangement of distribution cabinet includes adaptation base (5), wireless test module (3), USB changes wireless module (2) and host computer (1), the quantity of adaptation base (5) and wireless test module (3) is a plurality of, every the equal wireless communication of one adaptation base (5), the other end is connected all is connected to the one end of wireless test module (3) USB changes wireless module (2), USB changes wireless module (2) and still connects host computer (1), the test end in the distribution cabinet divides into multiunit test element, and corresponding adaptation base (5) are connected respectively to every group test element.

2. A wiring cabinet rapid test device as claimed in claim 1, wherein the wireless test module (3) comprises a first wireless transceiver, a bidirectional IO chip, an analog switch and a power supply module for supplying power to the whole wireless test module (3), which are connected in sequence, and the bidirectional IO chip and the analog switch are both connected to the test unit.

3. A wiring cabinet rapid test device as claimed in claim 2, wherein one end of the bidirectional IO chip is connected to the upper computer (1) through the first wireless transceiver, and the other end is connected to the control end of the analog switch and the test unit.

4. The rapid testing device of a wiring cabinet as claimed in claim 2, wherein the common terminal of the analog switch is connected to a pull-down resistor, and the output terminal of the bidirectional IO chip is further connected to a pull-up resistor.

5. The rapid testing device of a wiring cabinet as claimed in claim 2, wherein the power supply module is a plurality of batteries (4), and the plurality of batteries (4) are respectively connected to the bidirectional IO chip and the power supply terminal of the analog switch.

6. A wiring cabinet rapid test device as claimed in claim 5, wherein a protection capacitor is further connected between the battery (4) and the connection circuit of the bidirectional IO chip or the analog switch.

7. A wiring cabinet rapid test device as claimed in claim 2, wherein the upper computer (1) comprises a controller and a second wireless transceiver, the second wireless transceiver is connected with the first wireless transceiver in communication, and the USB to wireless module (2) is respectively connected with the controller and the second wireless transceiver.

8. The quick testing device of a wiring cabinet as claimed in claim 7, wherein the first wireless transceiver and the second wireless transceiver are both WIFI antennas or 4G antennas.

9. A wiring cabinet rapid testing device as claimed in claim 1, wherein the USB-to-wireless module (2) is a protocol conversion module having a function of converting USB2.0 protocol into ZigBee protocol.

10. A wiring cabinet rapid test device as claimed in claim 1, wherein the upper computer (1) is a PC end device.

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