CN218850791U - Comprehensive test bed for network equipment - Google Patents

Abstract

The utility model discloses a network equipment combined test platform relates to the test equipment field. The method can effectively improve the testing precision and the detection efficiency and reduce the labor intensity while carrying out functional verification on the network equipment. The L end of the test bed power supply inlet end is electrically connected with the first input end of the first contactor through a first power supply control main switch and the L end of a first internal power socket; the N end of the first contactor is electrically connected with the second input end of the first contactor through the N end of a first internal power socket; the first output end of the isolation transformer is electrically connected with the L end of the second internal power socket, the second power control main switch and the L end of the third internal power socket; the second output end of the isolation transformer is electrically connected with the N end of the second internal power socket and the N end of the third internal power socket; the output end of the first internal power socket is used for providing power; the output end of the second internal power socket is used for providing power.

Description

Comprehensive test bed for network equipment

Technical Field

The utility model relates to a test equipment field, more specifically relate to network equipment combined test platform.

Background

With the rapid development of rail transit, on-site network equipment is continuously updated. Many existing common detections performed by common detecting instruments can not meet working requirements gradually, for example, some types of network devices have problems of increased detection difficulty or inconvenient detection, low detection efficiency and the like.

In the prior art, a test bed for detecting or performing a function test on network equipment is not provided temporarily, a user also lacks an effective detection means for the network equipment, if the returned fault equipment is encountered, part of the equipment has no detection condition, and part of the equipment needs to build a verification circuit by self, so that the detection difficulty is high, even if the detection can be performed temporarily, the detection accuracy cannot be guaranteed, and the problems of time and labor are caused.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a network equipment integrated test platform when can carrying out functional verification to network equipment, effectively improves measuring accuracy, detection efficiency and reduces intensity of labour.

The embodiment of the utility model provides a network equipment combined test platform, include:

the L end of the power inlet end of the test bed is electrically connected with the first input end of the first contactor through a first power control main switch and the L end of a first internal power socket; the N end of the first contactor is electrically connected with the second input end of the first contactor through the N end of a first internal power socket;

a first output end and a second output end of the first contactor are respectively and electrically connected with a first input end and a second input end of the isolation transformer;

the first output end of the isolation transformer is electrically connected with the L end of the second internal power socket, the second power control main switch and the L end of the third internal power socket;

the second output end of the isolation transformer is electrically connected with the N end of the second internal power socket and the N end of the third internal power socket;

the output end of the first internal power socket is electrically connected with any one or more groups of a first industrial personal computer, a first display, a first router, a first protocol converter, a second industrial personal computer and a second display and used for providing power;

the output end of the second internal power socket is electrically connected with any one or more groups of the first optical transceiver, the second router, the second protocol converter and the switch and is used for providing power supply;

the first industrial computer comprises a first port, the second industrial computer comprises a second port, the first router comprises a third port, the second router comprises a fourth port, the first protocol converter comprises a fifth port, the second protocol converter comprises a sixth port, the first optical transceiver comprises a seventh port, the second optical transceiver comprises an eighth port, and the switch comprises a ninth port.

Preferably, the first industrial personal computer further comprises a first VGA port connected with the first display; the first industrial personal computer and the first display share a group of power supplies; the first port comprises a network port interface, a serial port interface and a USB interface;

the second industrial personal computer also comprises a second VGA port connected with a second display; the second industrial personal computer and the second display share a group of power supplies; the second port comprises a network port interface, a serial port interface and a USB interface.

Preferably, the third port comprises a network port and a second v.35 interface;

the fifth port comprises a BNC interface and a first V.35 interface;

the first router and the first protocol converter share a set of power supplies.

Preferably, the fourth port comprises a net port and a second v.35 port;

the sixth port comprises a BNC interface and a first v.35 interface;

the ninth interface comprises a network port interface;

the second router, the second protocol converter, and the switch share a set of power supplies.

Preferably, the eighth port comprises an optical fiber interface and a BNC interface; the ninth interface comprises an optical fiber interface and a BNC interface;

the first optical transceiver and the second optical transceiver share a set of power supplies.

Preferably, a DDF shelf is also included, which includes a BNC interface.

The embodiment of the utility model provides a network equipment combined test platform, include: the L end of the power inlet end of the test bed is electrically connected with the first input end of the first contactor through a first power control main switch and the L end of a first internal power socket; the N end of the first contactor is electrically connected with the second input end of the first contactor through the N end of the first internal power socket; a first output end and a second output end of the first contactor are electrically connected with a first input end and a second input end of the isolation transformer respectively; the first output end of the isolation transformer is electrically connected with the L end of the second internal power socket, the second power control main switch and the L end of the third internal power socket; the second output end of the isolation transformer is electrically connected with the N end of the second internal power socket and the N end of the third internal power socket; the output end of the first internal power socket is electrically connected with any one or more groups of a first industrial personal computer, a first display, a first router, a first protocol converter, a second industrial personal computer and a second display and used for providing power; the output end of the second internal power socket is electrically connected with any one or more groups of the first optical transceiver, the second router, the second protocol converter and the switch and is used for providing power supply; the first industrial personal computer comprises a first port, the second industrial personal computer comprises a second port, the first router comprises a third port, the second router comprises a fourth port, the first protocol converter comprises a fifth port, the second protocol converter comprises a sixth port, the first optical transceiver comprises a seventh port, the second optical transceiver comprises an eighth port, and the switch comprises a ninth port. The test bed adopts a double-sided maintenance workbench structure, instruments such as an automatic range digital voltmeter, a stabilized voltage power supply and the like are installed in an embedded mode, all interfaces of the instruments are led to an operation panel, flexible replacement and adjustment can be realized, and the test bed is convenient to operate, attractive and practical; all external conditions and detection tools which are required to be used during detection and maintenance of the network equipment are provided, so that the detection efficiency can be effectively and practically improved; the intelligent high-precision direct current excitation source is self-developed by adopting a digital power electronic technology and an integrated circuit design technology, the power supply has high regulation precision, the adjustable resolution is 0.05 percent, and the voltage regulation rate is less than 0.5 percent. The response time is short; the worktable type box body structure solves the problems that the conventional operation table is unreasonable in internal layout, poor in universality, low in internal space utilization rate and incapable of placing large/heavy equipment on the tabletop of the test table, and improves the labor productivity; the human engineering principle is fully utilized, so that a user is more comfortable; the system can simply and conveniently test the performance of various devices, and can reduce and avoid the phenomenon that the field can not work normally due to device faults.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic diagram of a power control structure of a network device comprehensive test bed provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of a control panel structure of a comprehensive test bed for network equipment provided by an embodiment of the present invention;

fig. 3 is a schematic connection diagram of a first industrial personal computer inside a test bed provided by the embodiment of the present invention;

fig. 4 is a schematic diagram illustrating a connection between a first router and a first protocol converter inside a test bed according to an embodiment of the present invention;

FIG. 5 is a schematic connection diagram of a second industrial personal computer inside a test bed provided by the embodiment of the present invention;

fig. 6 is a schematic connection diagram of a second router, a second protocol converter and a switch inside a test bed according to an embodiment of the present invention;

fig. 7 is a schematic connection diagram of a first optical transceiver, a second optical transceiver and a DDF frame in a test bench according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a comprehensive test bed for industrial control equipment provided by an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a testing principle of a network device comprehensive test bed provided by an embodiment of the present invention;

101-a test bed power supply inlet wire end, 102-a first power supply control main switch, 103-an alternating current voltmeter, 104-a first contactor, 105-an isolation transformer, 106-a second power supply control main switch, 107-a first internal power supply socket, 108-a test bed panel lighting switch, 109-a test bed panel lighting lamp, 110-a test bed panel power supply off button, 111-a test bed panel power supply on button, 112-a second contactor, 113-a third contactor, 114-a test bed panel power supply on indicator lamp, 115-a second internal power supply socket and 116-a third internal power supply socket;

201-a first industrial personal computer switch, 202-a first industrial personal computer switch indicator lamp, 203-a first group of power supplies, 204-a first port, 205-a first connecting wire, 206-a first external port, 207-a first VGA port, 208-a first VGA connecting wire, 209-a first industrial personal computer and 210-a first display;

301-a first router, 302-a third port, 303-a third connecting line, 304-a third external port, 305-a first protocol converter, 306-a fifth port, 307-a fifth connecting line, 308-a fifth external port, 309-a second group of power supplies;

401-a second industrial computer switch, 402-a second industrial computer switch indicator light, 403-a third group of power supplies, 404-a second port, 405-a second connecting line, 406-a second external port, 407-a second VGA port, 408-a second VGA connecting line, 409-a second industrial computer and 410-a second display;

501-a second router, 502-a fourth port, 503-a fourth connecting line, 504-a fourth external port, 505-a second protocol converter, 506-a sixth port, 507-a sixth connecting line, 508-a sixth external port, 509-a switch, 510-a ninth port, 511-a ninth connecting line, 512-a ninth external interface and 513-a fourth group power supply;

601-first optical transceiver, 602-seventh port, 603-seventh connecting line, 604-seventh external port, 605-second optical transceiver, 606-eighth port, 607-eighth connecting line, 608-eighth external port, 609-fifth power supply, 610-DDF rack, 611-BNC interface, 612-BNC connecting line, 613-BNC external interface.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Fig. 1 is a schematic diagram of a power control structure of a network device comprehensive test bed provided by an embodiment of the present invention;

fig. 2 is a schematic diagram of a control panel structure of a comprehensive test bed for network equipment provided by an embodiment of the present invention; fig. 3 is a schematic connection diagram of a first industrial personal computer inside a test bed provided by the embodiment of the present invention; fig. 4 is a schematic diagram illustrating a connection between a first router and a first protocol converter inside a test bed according to an embodiment of the present invention; FIG. 5 is a schematic connection diagram of a second industrial personal computer inside a test bed provided by the embodiment of the present invention; fig. 6 is a schematic diagram of connection of a second router, a second protocol converter and a switch inside a test bench provided by an embodiment of the present invention; fig. 7 is a schematic diagram illustrating connection of a first optical transceiver, a second optical transceiver and a DDF frame inside a test bed according to an embodiment of the present invention; fig. 8 is a schematic structural view of a comprehensive test bed of industrial control equipment provided by an embodiment of the present invention;

the network device comprehensive test bed provided by the embodiment of the present invention is described in detail below with reference to fig. 1 to 8.

The embodiment of the utility model provides a network equipment combined test platform adopts like the two-sided maintenance workstation structure that figure 8 is shown, and it includes test bench panel 10 and workstation 20. The ports of the network equipment are mapped on the panel of the test bed, and different tested pieces can be visually tested by using an alternative method. And the operation is operable, the operation space is large, and the use is convenient. The novel multifunctional desk lamp adopts two large and small panels, and the small panel can be used for standby and is convenient for use in expanded functions.

It should be noted that, as shown in fig. 2, an industrial personal computer a and an industrial personal computer B in the figure are hereinafter respectively represented by a first industrial personal computer 209 and a second industrial personal computer 409, and a display a and a display B are hereinafter also respectively represented by a first display 210 and a second display 410; protocol converter a and protocol converter B are represented by a first protocol converter 305 and a second protocol converter 505, respectively; the optical transceiver a and the optical transceiver B are respectively represented by a first optical transceiver 601 and a second optical transceiver 605; router a and router B are represented by a first router 301 and a second router 501, respectively.

The following describes the test bed panel in detail, and as shown in fig. 1, the power control structure of the test bed panel mainly includes: a test bed power inlet terminal 101, a first power control main switch 102, a first contactor 104, an isolation transformer 105, a second power control main switch 106, a first internal power socket 107, a second internal power socket 115 and a third internal power socket 116.

Specifically, the input voltage of the test bed is a single-phase alternating current power supply, the power inlet end 101XP1 of the test bed is electrically connected with an external network, the voltage of the test bed is required to be 220V +/-10 percent, 50Hz +/-2 Hz, the waveform distortion coefficient is not more than 2.5 percent, and the capacity of a power supply is not less than 0.5kVA; further, the power line L included in the power line terminal 101 of the test bed is electrically connected to the first input terminal of the first contactor 104 through the first power control main switch 102 (QF 1) and the L terminals (XS 1, XS 2) of the first internal power socket 107; the N terminal thereof is electrically coupled to the second input terminal of the first contactor 104 by switching the N terminal of the first internal power receptacle 107.

Further, a first output terminal and a second output terminal of the first contactor 104 are electrically coupled with a first input terminal and a second input terminal of the isolation transformer 105, respectively; the first output terminal of the isolation transformer 105 is electrically coupled to the L terminals (the live line terminals of XS3, XS4, XS 5) of the second internal power supply socket 115, the L terminals (the live line terminals of XS6, XS7, XS 8) of the second power control main switch 106 and the third internal power supply socket 116; a second output terminal of the isolation transformer 105 is electrically coupled to the N terminal of the second internal power socket 115 (the neutral terminal of XS3, XS4, XS 5) and the N terminal of the third internal power socket 116 (the neutral terminal of XS6, XS7, XS 8).

In this embodiment, the output of the first internal power socket 107 is electrically coupled to any one or more of the first and second industrial computers 209 and 409, the first router 301 and the first protocol converter 305, and the first and second displays 210 and 410, for simultaneously providing power to the first and second industrial computers 209 and 409, respectively, or to the first router 301 and the first protocol converter 305, or to the first and second displays 210 and 410, respectively.

The output of the second internal power socket 115 is electrically coupled to any one or more of the first optical transceiver 601 and the second optical transceiver 605, the second router 501 and the second protocol converter 505, and the switch 509, for providing power to the first optical transceiver 601 and the second optical transceiver 605, respectively, simultaneously, or to the second router 501, the second protocol converter 505, and the switch 509 simultaneously.

Further, the first industrial personal computer 209 includes a first port 204, the second industrial personal computer 409 includes a second port 404, the first router 301 includes a third port 302, the second router 501 includes a fourth port 502502, the first protocol converter 305 includes a fifth port 306, the second protocol converter 505 includes a sixth port 506, the first optical transceiver 601 includes a seventh port 602, the second optical transceiver 605 includes an eighth port 606, and the switch 509 includes a ninth port 510.

It should be noted that the third internal power socket 116 is a power socket of a test bench panel for providing a test power to the device under test, and the first internal power socket 107 and the second internal power socket 115 are both power sockets of a test bench for providing a working power to the devices inside the test bench.

Illustratively, the power control structure of the test bed panel further comprises an alternating current voltmeter 103, a test bed panel lighting switch 108, a test bed panel lighting lamp 109, a test bed panel power off button 110, a test bed panel power on button 111, a second contactor 112, a third contactor 113 and a test bed panel power on indicator lamp 114.

As shown in fig. 1, the ac voltmeter 103 is disposed between the live line L included in the power inlet terminal 101 of the test bed and the first internal power socket 107, and is configured to display the working voltage of the test bed; further, the live line L of the single-phase ac power supply is electrically connected to the live line of the test bed panel lighting lamp 109 (L) through the output terminal of the first voltage socket, and the test bed panel lighting lamp 109 is controlled by the test bed panel lighting switch 108.

A live wire L of the single-phase alternating-current power supply is respectively and electrically connected with the input end of a power on button 111 of the test bed panel and the input end of a third group of main contacts of the third contactor 113 through a power off button 110 of the test bed panel; the output end of the third group of main contacts of the third contactor 113 is respectively and electrically connected with the output end of the power-on button 111 of the test bed panel, the L end of the second contactor 112 and the L end of the power-on indicator lamp 114 of the test bed panel; the part forms a power-on self-locking and power-off control circuit of the test bed.

The on-off of the test bed working power supply (the attraction or release of the first contactor 104) is controlled by a test bed panel power supply off button 110 and a test bed panel power supply on button 111 on the test bed panel, and the first contactor 104 comprises a first group of main contacts and a second group of main contacts which are respectively and electrically connected with the L1 end and the N1 end of the T input of the isolation transformer 105.

It should be noted that the third internal power socket 116, which includes XS6, XS7, and XS8, is controlled by the second power control main switch 106 on the test bed panel; a first internal power outlet 107 comprising XS1 and XS2; a second internal power outlet 115 comprising XS3, XS4, XS5.

Exemplarily, as shown in fig. 3, the first industrial personal computer 209 and the first display 210 in this embodiment mainly include a first industrial personal computer switch 201, a first industrial personal computer switch indicator lamp 202, a first group of power supplies 203, a first port 204, a first connection line 205, a first external port 206, a first VGA port 207, and a first VGA connection line 208.

Specifically, the first industrial personal computer 209 includes a first industrial personal computer switch 201 (SB 4), a normally open end and a common end of which are electrically connected to a start control end of the first industrial personal computer 209, for starting and shutting down the first industrial personal computer 209; furthermore, a first industrial personal computer switch indicator lamp 202 (HL 2) electrically connected with the first industrial personal computer switch 201 is electrically connected with a DC5V output end inside the first industrial personal computer 209; in practical application, the first industrial personal computer 209 is started by operating the first industrial personal computer switch 201, and the working state of the first industrial personal computer 209 is indicated by the first industrial personal computer switch indicator lamp 202.

Further, the first port 204 that the first industrial computer 209 includes, it includes net gape interface, USB interface and serial port interface, above-mentioned first port 204 all is connected with the first external port 206 in the test bench panel "first industrial computer" region through first connecting wire 205.

It should be noted that the type and number of the first external ports 206 on the test bed panel are matched with the type and number of the first ports 204 of the first industrial personal computer 209. In the above embodiment, the number of the network interface ports of the first industrial personal computer 209 is 2, the number of the USB interfaces is 2, and correspondingly, the number of the network interface ports arranged on the test bed panel is 2 USB interfaces. Further, as shown in fig. 3, two network ports on the first industrial computer 209 are electrically connected with the board network port interfaces Q and R in the area of the "first industrial computer" on the test bed panel through the network port connection line assembly (the first connection line 205); a serial port interface on the first industrial personal computer 209 is in electric signal connection with a baffle serial port interface S in the area of the first industrial personal computer on the test bed panel through a serial port connecting wire assembly; the two USB interfaces on the first industrial personal computer 209 are in electric signal connection with a mouse external interface and a keyboard external interface in the area of a first industrial personal computer on a test bed panel through a USB extension line assembly, and the mouse external interface and the keyboard external interface can be D-type USB3.0 bi-pass sockets; a first VGA interface on the first industrial personal computer 209 is in electric signal connection with a VGA interface of a first display 210 of the test bed panel through a first VGA connecting wire 208 assembly.

The network port connecting wire is a wire harness which is a network cable with a specified length, and two ends of the network cable are connected with the crystal heads in a compression mode according to a specified rule, so that network signals can be reliably transmitted between the two crystal heads; the partition board network port interface is a network port switching interface which can be fixed on the panel, for example, the network port interface is a D-type super five-type network bi-pass socket. The serial port connecting wire assembly is a serial port wire with specified length, and serial port connectors are welded at two ends of the serial port wire according to specified rules, so that communication signals can be reliably transmitted between the two serial port connectors; the baffle serial port interface is a serial port adapter that can be fixed on the panel, for example, the serial port interface is a D-type serial bi-pass socket. The USB extension line assembly is a wire harness which is formed by welding a USB plug and a socket on two ends of a signal line with a specified length according to a specified rule, so that mouse and keyboard control signals can be reliably transmitted between the two plugs and the two sockets, for example, the signal line can be a 5-core shielded wire; the partition plate USB connector is a USB adapter which can be fixed on a panel. The VGA connecting line assembly is a wiring harness which is formed by welding VGA connectors at two ends of a VGA line (3 +9 with a shield) with specified length according to specified rules and enables video signals to be reliably transmitted between the two VGA connectors; in this embodiment, the partition VGA connector is a VGA adapter that can be fixed on the panel, for example, the VGA connector is a D-type VGA two-way socket.

Further, the first industrial personal computer 209 and the first display 210 share a set of power sources, i.e., a first set of power sources 203 (XS 1), and are electrically coupled to the first internal power socket 107 through the first set of power sources 203, i.e., the first industrial personal computer 209 and the first display 210 are supplied with power through the first internal power socket 107.

Illustratively, as shown in fig. 4, the first router 301 and the first protocol converter 305 in this embodiment include a third port 302, a third connection line 303, a third external port 304, a fifth port 306, a fifth connection line 307, a fifth external port 308, and a second set of power sources 309.

Specifically, the first router 301 includes a third port 302, which mainly includes two network port interfaces and a second v.35 interface, and the third port 302 is connected to a third external port 304 in the area of the "first router" of the test bed panel through a third connection line 303. The first protocol converter 305 comprises a fifth port 306, which mainly comprises two BNC interfaces 611 and a first v.35 interface, said fifth port 306 is connected to a fifth external port 308 in the area of the test bed panel "first protocol converter" via a fifth connection 307.

Further, as shown in fig. 4, the two net ports and the second v.35 interface inputs on the first router 301 are electrically connected to the corresponding partition interfaces r, s, T in the "first router" area of the test bed panel through the net port connection line assembly and the second v.35 connection line assembly; the two BNC ports and the first v.35 interface input of the first protocol converter 305 are electrically connected to the corresponding partition board interfaces U, V, t in the "first protocol converter" area of the test bed panel through the video connection line assembly and the v.35 connection line assembly. Here, the first v.35 interface is a large interface, and the second v.35 interface is a small interface.

It should be noted that, the first v.35 connection line assembly and the second v.35 connection line assembly are both v.35 lines with specified lengths, and both ends of the signal line are respectively welded with a v.35-34 terminal type female-head harness horseshoe connector plug and a socket according to a specified rule, so that signals can be reliably transmitted between the two plugs and sockets. The video connecting line assembly is a wire harness which is formed by respectively welding BNC joints at two ends of a coaxial cable and a cable with specified lengths according to specified rules, so that video signals can be reliably transmitted between two plugs and two sockets.

Further, the first router 301 and the first protocol converter 305 share a set of power sources, i.e., a second set of power sources 309 (XS 1), and are electrically coupled to the first internal power outlet 107 through the second set of power sources 309, i.e., power is supplied to the first router 301 and the first protocol converter 305 through the first internal power outlet 107.

Illustratively, as shown in fig. 5, the second industrial computer 409 and the second display 410 in this embodiment mainly include a second industrial computer switch 401, a second industrial computer switch indicator 402, a third set of power supplies 403, a second port 404, a second connection line 405, a second external port 406, a second VGA port 407, and a second VGA connection line 408.

Specifically, a normally open end and a public end of a second industrial computer switch 401 (SB 4) included in the second industrial computer 409 are electrically connected to a start control end of the second industrial computer 409, and are used to start and shut down the second industrial computer 409; moreover, a second industrial computer switch indicator lamp 402 (HL 2) electrically connected with a second industrial computer switch 401 is electrically connected with a DC5V output end inside the second industrial computer 409; in practical application, the second industrial personal computer 409 is started by operating the second industrial personal computer switch 401, and the working state of the second industrial personal computer 409 is indicated by the second industrial personal computer switch indicator lamp 402.

Further, a second port 404 of the second industrial computer 409 includes a network port interface, a USB interface, and a serial port interface, and the second port 404 is connected to a second external port 406 in a region of the test bed panel "second industrial computer" through a second connection line 405.

It should be noted that the type and number of the second external ports 406 on the test bed panel are matched with the type and number of the second ports 404 of the second industrial personal computer 409. In the above embodiment, the number of the network interface ports of the second industrial personal computer 409 is 2, the number of the USB interfaces is 2, and correspondingly, the number of the network interface ports arranged on the test bed panel is 2 USB interfaces. Further, as shown in fig. 5, two network ports on the second industrial computer 409 are electrically connected with a board network port interface B in the area of the "second industrial computer" on the test bed panel through a network port connecting line assembly (a second connecting line 405); a serial port interface on a second industrial personal computer 409 is in electric signal connection with a baffle serial port interface A in the area of a second industrial personal computer on the test bed panel through a serial port connecting wire assembly; the two USB interfaces on the second industrial personal computer 409 are in electric signal connection with a mouse external interface and a keyboard external interface in the area of the second industrial personal computer 409 on the test bed panel through a USB extension line assembly, and the mouse external interface and the keyboard external interface can be D-type USB3.0 double-pass sockets; and a second VGA interface on a second industrial personal computer 409 is in electric signal connection with a VGA interface of a second display of the test bed panel through a second VGA connecting wire 408 component.

The network port connecting wire is a wire harness which is a network cable with a specified length, and two ends of the network cable are connected with the crystal heads in a compression mode according to a specified rule, so that network signals can be reliably transmitted between the two crystal heads; the baffle net gape interface is a net gape switching interface that can fix on the panel, for example, the net gape interface is a D-type super five-type network two-way socket. The serial port connecting wire assembly is a serial port wire with a specified length, and serial port connectors are welded at two ends of the serial port wire according to a specified rule, so that communication signals can be reliably transmitted between the two serial port connectors; the baffle serial port interface is a serial port adapter port capable of being fixed on a panel, for example, the serial port interface is a D-type serial port bi-pass socket. The USB extension line assembly is a wire harness which is formed by welding a USB plug and a socket on two ends of a signal line with a specified length according to a specified rule, so that mouse and keyboard control signals can be reliably transmitted between the two plugs and the two sockets, for example, the signal line can be a 5-core shielded wire; the baffle USB connects for one kind can be on the fixed USB interface of panel. The VGA connecting line assembly is a wiring harness which is formed by welding VGA connectors at two ends of a VGA line (3 +9 with a shield) with specified length according to specified rules and enables video signals to be reliably transmitted between the two VGA connectors; in this embodiment, the baffle VGA connects to be one kind can be on the panel fixed VGA switching interface, for example, the VGA connects to be D type VGA bi-pass socket.

Further, the second industrial personal computer 409 and the second display 410 share one set of power sources, i.e., a third set of power sources 403 (XS 1), and are electrically coupled to the first internal power outlet 107 through the third set of power sources 403, i.e., power is supplied to the second industrial personal computer 409 and the second display 410 through the first internal power outlet 107.

Illustratively, as shown in fig. 6, the second router 501, the second protocol converter 505, and the switch 509 in this embodiment include: a fourth port 502502, a fourth connection line 503, a fourth external port, a sixth port 506, a sixth connection line 507, a sixth external port 508, a ninth port 510, a ninth connection line 511, a ninth external interface 512 and a fourth power supply 513.

Specifically, the fourth port 502502 of the second router 501 mainly includes two network port interfaces and a second v.35 interface, and the fourth port 502502 is connected to a fourth external port in the area of the second router 501 of the test bed panel through a fourth connection line 503. The second protocol converter 505 comprises a sixth port 506, which mainly comprises two BNC interfaces 611 and one first v.35 interface, and the sixth port 506 is connected to a sixth external port 508 in the area of the "second protocol converter" of the test bed panel by a sixth connection 507.

Further, as shown in fig. 6, two network ports and a second v.35 interface input on the second router 501 are electrically connected to corresponding partition board interfaces a, c, and D in the "second router" area of the test bed panel through the network port connecting line assembly and the second v.35 connecting line assembly; the two BNC ports and the first v.35 interface input of the second protocol converter 505 are electrically connected to the corresponding partition board interfaces E, F, d in the "second protocol converter" area of the test bed panel through the video connection line assembly and the v.35 connection line assembly. The first V.35 interface is a large interface, and the second V.35 interface is a small interface; two network ports on the switch 509 are electrically connected with corresponding partition board interfaces b and c in the switch area of the test bed panel through network port connecting wire assemblies.

It should be noted that, the first v.35 connection line assembly and the second v.35 connection line assembly are both v.35 lines with specified lengths, and both ends of the signal line are respectively welded with a v.35-34 terminal type female-head harness horseshoe connector plug and a socket according to a specified rule, so that signals can be reliably transmitted between the two plugs and sockets. The video connecting line assembly is a wire harness which is formed by respectively welding BNC joints at two ends of a coaxial cable and a cable with specified lengths according to specified rules, so that video signals can be reliably transmitted between two plugs and two sockets.

Further, the second router 501, the second protocol converter 505, and the switch 509 share a set of power sources, i.e., a fourth set of power sources 513 (XS 3), and are electrically coupled to the second internal power outlet 115 through the fourth set of power sources 513, i.e., power is provided to the second router 501, the second protocol converter, and the switch 509 through the second internal power outlet 115.

Illustratively, as shown in fig. 7, the first optical transceiver 601, the second optical transceiver 605 and the DDF frame 610 in this embodiment include: a seventh port 602, a seventh connection 603, a seventh external port 604, an eighth port 606, an eighth connection 607, an eighth external port 608, a fifth set of power supplies 609, a BNC interface 611, a BNC connection 612, and a BNC external interface 613.

Specifically, the first optical transceiver 601 includes a seventh port 602, which mainly includes two optical fiber interfaces and two BNC interfaces 611, and the seventh port 602 is connected to a seventh external port 604 in the area of the "first optical transceiver 601" of the test bed panel through a seventh connection line 603; the second optical transceiver 605 includes an eighth port 606, which mainly includes two fiber interfaces and two BNC interfaces 611, and the eighth ports 606 are connected to an eighth external port 608 in the "second optical transceiver" region of the test bench through an eighth connection line 607. The DDF rack 610 includes a plurality of BNC interfaces 611, each of the BNC interfaces 611 being connected to a plurality of BNC external interfaces 613 in the region of the test bed panel "DDF rack" via a plurality of BNC connection lines 612.

Further, as shown in fig. 7, two optical fiber interface inputs on the first optical transceiver 601 are electrically connected to corresponding partition interfaces K and L in the region of the "first optical transceiver 601" of the test bed panel through FC-FC single-mode single-core optical fiber line assemblies; the optical fiber line assembly is a wiring harness which is formed by respectively welding FC joints at two ends of a single-mode single-core optical fiber and an optical fiber with specified lengths according to specified rules and enables signals to be reliably transmitted between two plugs. The input of the two BNC interfaces 611 on the first optical transceiver 601 is electrically connected with the corresponding partition board interfaces i and j in the area of the 'first optical transceiver' of the test bed panel through a video connecting line component; the two optical fiber interface inputs on the second optical transmitter and receiver 605 are connected with corresponding partition board interfaces k and l electric signals in a second optical transmitter and receiver area of the test bed panel through an FC-FC single-mode single-core optical fiber line assembly; the two BNC interfaces 611 input on the second optical transceiver 605 are electrically connected to the corresponding spacer interfaces g and h in the "second optical transceiver" area of the test bed panel through the video connection line assembly;

further, 12 BNC interfaces 611 input on the DDF rack 610 are electrically connected to corresponding partition interfaces M, N, e, f, O, P, l, j, u, v, G, H in the region of the "DDF rack" of the test bed panel through video connection line assemblies.

Further, the first optical transceiver 601 and the second optical transceiver 605 share one set of power, i.e., a fifth set of power 609 (XS 4), and are electrically coupled to the second internal power socket 115 through the fifth set of power 609, i.e., power is supplied to the first optical transceiver 601 and the second optical transceiver 605 through the second internal power socket 115.

In order to introduce more clearly the embodiment of the utility model provides a network equipment combined test platform, fig. 9 is the embodiment of the utility model provides a network equipment combined test platform test principle schematic structure diagram, the following uses method that combines fig. 9, introduces this industrial control equipment in detail.

1. Preparation before testing

And the test bench is electrified to regulate the voltage and the current on the direct-current stabilized power supply to the minimum in a counterclockwise way. And closing an air switch of the first power supply control main switch, and pressing a power supply on button of the test bed panel. If the lighting is needed, the button of the panel lighting lamp of the test bed is pressed. The first industrial personal computer switch and the second industrial personal computer switch are respectively pressed in the first industrial personal computer area and the second industrial personal computer area, the first industrial personal computer is correspondingly connected with the first displayer, and the second industrial personal computer is correspondingly connected with the second displayer.

2. Switch testing

a) Connecting a power line plug of the switch to an AC220V socket on a panel of the test bed;

b) Connecting a network port on a first industrial personal computer on a test bed panel with an input network port of the switch by using a network cable connecting wire;

c) Connecting the network port of the second industrial personal computer on the test bed panel with the output network port of the switch by using a network cable connecting wire;

d) One end of a switch configuration line communication connector is connected to a serial port on a 'first industrial personal computer' of a test bed panel, and a crystal head at the other end is connected to a tested switch configuration port;

e) Closing an air switch of an output power supply of a test bed panel, pressing a starting button on the switch, and starting and preheating for 5 minutes;

f) And inputting cmd in a 'running' column on a first industrial computer, and clicking an enter key. Enter ping 192.168.1.2 in "command prompt" and click the enter key. If the answer is that =4 is sent, =4 is received, and =0 is lost (0% is lost), the function of the tested switch is normal; otherwise, it is abnormal.

g) Inputting a configuration command corresponding to the corresponding brand switch in a command prompt on the first industrial personal computer, and if the configuration is successful, indicating that the configuration function of the tested switch is normal; otherwise, it is abnormal.

3. Router testing

a) Connecting a power line plug of the router to an AC220V socket on a panel of the test bed;

b) Connecting a network port on a first industrial personal computer on a test bed panel with a router input network port by using a network cable connecting wire;

c) Connecting a network port on a second industrial personal computer on the test bed panel with an output network port of the router by using a network cable connecting wire;

d) Closing an air switch of an output power supply of a test bed panel, pressing a starting button on the router, and starting and preheating for 5 minutes;

e) And inputting cmd in a 'running' column on the first industrial personal computer, and clicking an enter key. Enter ping 192.168.1.2 in "command prompt" and click the enter key. If the answer is that =4 has been sent, =4 has been received, and =0 has been lost (0% lost), the tested switch is indicated to be functioning normally; otherwise, it is abnormal.

4. Protocol converter testing

a) Connecting a power line plug of the protocol converter to an AC220V socket on a panel of the test bed;

b) The network port of a first industrial personal computer and the network port of a first router are in short circuit with a network cable short circuit;

c) Connecting the communication connector port of the first router of the test bed panel with the communication connector port of the tested protocol converter by using a V.35 wire;

d) Connecting a BNC interface of a tested protocol converter with a BNC port on a DDF frame of a test bed panel by using a video test line;

e) Connecting a BNC port on a DDF frame of the test bed panel with a BNC port of the error code tester by using a video test line;

f) Closing an air switch of an 'output power supply' of a test bed panel, pressing a start button on the protocol converter, and starting and preheating for 5 minutes; and observing the error code number on the error code tester to judge whether the system communication is normal or not. If the error code number is 0, the protocol converter is indicated to be normal in function; otherwise, it is abnormal.

5.2T card test

a) Inserting the tested 2T card into a corresponding card slot of a first router in the test board, and then using one end of a network cable test line to be connected into a 2T card network port, and connecting the other end of the network cable test line to a first industrial personal computer network port;

b) Short-circuiting a network port in the area of a test bed panel (a second industrial personal computer) and a network port in the area of a test bed panel (a first router) by using a network cable short-circuit wire;

c) And inputting cmd in a 'running' column on the first industrial personal computer, and clicking an enter key. Enter ping 192.168.1.2 in "command prompt" and click the enter key. If the answer is that =4 has been sent, =4 has been received, and =0 has been lost (0% lost), the tested switch is indicated to be functioning normally; otherwise, it is abnormal.

6.V.35 line test

a) The network port of a first industrial personal computer and the network port of a first router are in short circuit with a network cable short circuit;

b) Connecting a communication connector port of a first router of the test bed panel with a communication connector port of a first protocol converter by using a tested V.35 line;

c) Connecting a BNC interface in a 'first protocol converter' area of a test bed panel with a BNC port on a DDF frame of the test bed panel by using a video test line;

d) Connecting a BNC port on a DDF frame of the test bed panel with a BNC port of the error code tester by using a video test line;

e) And observing the number of errors on the error code tester to judge whether the system communication is normal. If the error code number is 0, the protocol converter is normal in function; otherwise, it is abnormal.

To sum up, the embodiment of the utility model provides a network equipment comprehensive test platform is provided, include: the L end of the test bed power supply inlet end is electrically connected with the first input end of the first contactor through a first power supply control main switch and the L end of a first internal power socket; the N end of the first contactor is electrically connected with the second input end of the first contactor through the N end of the first internal power socket; a first output end and a second output end of the first contactor are electrically connected with a first input end and a second input end of the isolation transformer respectively; the first output end of the isolation transformer is electrically connected with the L end of the second internal power socket, the second power control main switch and the L end of the third internal power socket; the second output end of the isolation transformer is electrically connected with the N end of the second internal power socket and the N end of the third internal power socket; the output end of the first internal power socket is electrically connected with any one or more groups of a first industrial personal computer, a first display, a first router, a first protocol converter, a second industrial personal computer and a second display and used for providing power; the output end of the second internal power socket is electrically connected with any one or more groups of the first optical transceiver, the second router, the second protocol converter and the switch and is used for providing power supply; the first industrial computer comprises a first port, the second industrial computer comprises a second port, the first router comprises a third port, the second router comprises a fourth port, the first protocol converter comprises a fifth port, the second protocol converter comprises a sixth port, the first optical transceiver comprises a seventh port, the second optical transceiver comprises an eighth port, and the switch comprises a ninth port. The test bed adopts a double-sided maintenance workbench structure, instruments such as an automatic range digital voltmeter and a voltage-stabilizing power supply are installed in an embedded mode, all interfaces of the instruments are led to an operation panel, flexible replacement and adjustment can be realized, and the test bed is convenient to operate, attractive and practical; all external conditions and detection tools which are required to be used during detection and maintenance of the network equipment are provided, so that the detection efficiency can be effectively and practically improved; the intelligent high-precision direct current excitation source is self-developed by adopting a digital power electronic technology and an integrated circuit design technology, the power supply has high regulation precision, the adjustable resolution is 0.05 percent, and the voltage regulation rate is less than 0.5 percent. The response time is short; the worktable type box body structure solves the problems that the conventional operation table is unreasonable in internal layout, poor in universality, low in internal space utilization rate and incapable of placing large/heavy equipment on the tabletop of the test table, and improves the labor productivity; the human engineering principle is fully utilized, so that a user is more comfortable; the system can simply and conveniently test the performance of various devices, and can reduce and avoid the phenomenon that the field can not work normally due to device faults.

While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (6)

1. Network equipment combined test platform, its characterized in that includes:

the L end of the test bed power supply inlet end is electrically connected with the first input end of the first contactor through a first power supply control main switch and the L end of a first internal power socket; the N end of the first contactor is electrically connected with the second input end of the first contactor through the N end of the first internal power socket;

a first output end and a second output end of the first contactor are electrically connected with a first input end and a second input end of the isolation transformer respectively;

the first output end of the isolation transformer is electrically connected with the L end of the second internal power socket, the second power control main switch and the L end of the third internal power socket;

the second output end of the isolation transformer is electrically connected with the N end of the second internal power socket and the N end of the third internal power socket;

the output end of the first internal power socket is electrically connected with any one or more groups of a first industrial personal computer, a first display, a first router, a first protocol converter, a second industrial personal computer and a second display and used for providing power;

the output end of the second internal power socket is electrically connected with any one or more groups of the first optical transceiver, the second router, the second protocol converter and the switch and is used for providing power supply;

the first industrial personal computer comprises a first port, the second industrial personal computer comprises a second port, the first router comprises a third port, the second router comprises a fourth port, the first protocol converter comprises a fifth port, the second protocol converter comprises a sixth port, the first optical transceiver comprises a seventh port, the second optical transceiver comprises an eighth port, and the switch comprises a ninth port.

2. The network device integrated test stand of claim 1, wherein the first industrial personal computer further comprises a first VGA port connected to the first display; the first industrial personal computer and the first display share a group of power supplies; the first port comprises a network port interface, a serial port interface and a USB interface;

the second industrial personal computer also comprises a second VGA port connected with a second display; the second industrial personal computer and the second display share a group of power supplies; the second port comprises a network port interface, a serial port interface and a USB interface.

3. The network device integrated test stand of claim 1, wherein the third port comprises a network port and a second v.35 interface;

the fifth port comprises a BNC interface and a first V.35 interface;

the first router and the first protocol converter share a set of power supplies.

4. The network device integration test stand of claim 1, wherein the fourth port comprises a net port and a second v.35 interface;

the sixth port comprises a BNC interface and a first v.35 interface;

the ninth port comprises a network port interface;

the second router, the second protocol converter, and the switch share a set of power supplies.

5. The network device integrated test stand of claim 1, wherein the eighth port comprises a fiber interface and a BNC interface; the ninth port comprises an optical fiber interface and a BNC interface;

the first optical transceiver and the second optical transceiver share a set of power supplies.

6. The network device integration test stand of claim 1, further comprising a DDF shelf comprising a BNC interface.

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