CN116430277A

CN116430277A - Network cable tester

Info

Publication number: CN116430277A
Application number: CN202310040000.3A
Authority: CN
Inventors: 韦国发; 赵志月; 杨毅; 阮维卓; 林洪伟; 张洪豪; 崔艳霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-07-14

Abstract

The invention relates to the technical field of network cable testers, and provides a network cable tester, which comprises: the novel power supply comprises a main end and a far end, wherein the main end and the far end are detachably connected through a connecting part, a power supply and a PCB mainboard are arranged in the main end, a first RJ45 port electrically connected with the PCB mainboard is arranged on one side of the main end, a cable connection indicator lamp, a power supply indicator lamp and a line sequence indicator lamp are further arranged on the PCB mainboard, a lamp socket corresponding to the cable connection indicator lamp, the power supply indicator lamp and the line sequence indicator lamp is formed in the upper side of the main end, the power supply is electrically connected with the PCB mainboard, at least one PCB auxiliary board is arranged in the far end, and a second RJ45 port electrically connected with the PCB auxiliary board is arranged on one side of the far end.

Description

Network cable tester

Technical Field

The invention relates to the technical field of network cable testers, in particular to a network cable tester.

Background

The existing computer local area network mainly adopts super-five, six or six A twisted pair wires to wire, and the super-five, six or six A twisted pair wires consist of 8 copper wires with different colors. According to different orders of copper wires, the copper wires can be divided into a straight-through wire, a cross wire, a reverse wire and other cables with different functions. The current network tester mainly comprises a signal transmitting end and a signal receiving end, is used for functionally testing the connectivity of a network cable, and judges the quality and the category of the cable by manually and visually observing an indicator lamp.

The application number is as follows: the CN201620489036.5 discloses a twisted pair network tester which comprises a signal transmitting end and a signal receiving end, wherein the signal transmitting end comprises a transmitting end power module, a lighting module, a transmitting end control module, a first switch, a second switch and a signal transmitting interface; the first output end of the transmitting end power supply module is electrically connected with the lighting module through a first switch; the second output end of the transmitting end power supply module is electrically connected with the power supply end of the transmitting end control module through a second switch, and the output end of the transmitting end power supply module is connected with the input end of the signal transmitting interface; the signal receiving end comprises a receiving end power supply module, a third switch, a receiving end control module, a signal receiving interface and a voice broadcasting module, wherein the output end of the receiving end power supply module is electrically connected with the power supply end of the receiving end control module through the third switch, and the input end and the output end of the receiving end control module are respectively electrically connected with the output end of the signal receiving interface and the input end of the voice broadcasting module.

However, the signal transmitting end and the signal receiving end are separate individuals, so that the portable electronic device is inconvenient to carry; and above-mentioned net twine tester only has the cable to connect the pilot lamp, and every lamp represents a sinle silk, and the cable is connected the pilot lamp and can be lighted in proper order when the test, and in use is not enough directly perceived, inefficiency.

Disclosure of Invention

In order to solve the problems, the invention provides a network cable tester for solving the problems.

In order to achieve the above purpose, the present invention provides the following technical solutions:

a network cable tester, comprising: the main part and the distal end, the main part is connected through connecting portion can be dismantled with the distal end, the inside power and the PCB mainboard that are provided with of main part, main part one side is provided with the first RJ45 port of being connected with the PCB mainboard electricity, still be provided with cable connection pilot lamp, power indicator lamp and line preface pilot lamp on the PCB mainboard, the light socket that corresponds with cable connection pilot lamp, power indicator lamp and line preface pilot lamp has been seted up to main part upside, the power is connected with the PCB mainboard electricity, be provided with at least one PCB subplate in the distal end, distal end one side is provided with the second RJ45 port of being connected with the PCB subplate electricity.

Preferably, the connecting portion is a limiting sliding groove arranged on one side of the main end and a limiting sliding block arranged on one side of the far end, and the limiting sliding block is connected with the limiting sliding groove in a sliding fit mode.

Preferably, the cable connection indicator lamp includes: the cable core indicator lamp and shielding layer indicator lamp, the cable core indicator lamp is provided with eight, corresponds eight sinle silk that RJ45 connects respectively, and shielding layer core indicator lamp is used for discernment network cable whether is the shielding cable.

Preferably, the line sequence indicator light comprises: straight line pilot lamp, cross line pilot lamp and cross pilot lamp.

Preferably, the PCB main board includes: the control module input end is electrically connected with the first RJ45 port, the control module output end is electrically connected with the display module and the alarm module respectively, and a cable connection indicator lamp, a power supply indicator lamp and a line sequence indicator lamp are arranged in the display module.

Preferably, the PCB sub-board includes: and the voltage clamping module is electrically connected with the second RJ45 port.

Preferably, a SW1 switch is arranged between the power supply and the PCB main board, and a switch slot corresponding to the SW1 switch is arranged on the upper side of the main end.

Preferably, the method for using the network cable tester comprises the following steps:

s1: removing the distal end from the main end;

s2: a first RJ45 port and a second RJ45 port of the remote end and the main end are connected by using a network cable;

s3: and observing the cable connection indicator lamp, the power indicator lamp and the line sequence indicator lamp on the main end, and judging the state of the network cable according to the on-off conditions of the cable connection indicator lamp, the power indicator lamp and the line sequence indicator lamp.

S4: and after the test is completed, the far end and the main end are assembled.

The invention has the advantages that: according to the invention, the main end and the far end are detachably connected through the connecting part, so that the main end and the far end are convenient to carry together, confusion or missing is avoided, the plurality of PCB auxiliary boards and the second RJ45 ports are arranged at the far end, so that the time for replacing the plug connector can be reduced when multi-cable testing is carried out, the PCB main board is designed to control the cable connection indicator lamp, the cable connection indicator lamp can be lightened simultaneously when the cable is connected with a cable passage, the testing instrument is more visual to use, the waiting time in engineering is greatly reduced, the shielding layer core indicator lamp is arranged, the shielded and unshielded cables can be tested, the sequence problem of the cables can be judged through the arrangement of the cable sequence indicator lamp, the use is more convenient, the function is more comprehensive, and the work efficiency is greatly increased.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a schematic view of the structure of the inside of the present invention;

FIG. 3 is a schematic diagram of the main end of the present invention;

FIG. 4 is a schematic view of the structure of the distal end of the present invention;

FIG. 5 is a circuit diagram of a PCB motherboard of the present invention;

fig. 6 is a circuit diagram of a PCB sub-board of the present invention.

Reference numerals illustrate:

1. a main end; 2. a distal end; 11. a power supply; 12. a PCB motherboard; 13. a first RJ45 port; 3. a lamp groove; 21. a PCB sub-board; 22. a second RJ45 port; 14. limiting sliding grooves; 23. a limit sliding block; 15. SW1 switch.

Detailed Description

It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.

Embodiment one, described with reference to fig. 1 to 6:

a network cable tester, comprising: the main end 1 and the far end 2, the main end 1 and the far end 2 are detachably connected through a connecting part, a power supply 11 and a PCB main board 12 are arranged in the main end 1, the power supply 11 uses a 9v power supply, and the PCB main board 12 is fixedly arranged in the main end 1 through screws.

The main end 1 one side is provided with the first RJ45 port 13 that is connected with PCB mainboard 12 electricity, still be provided with cable connection pilot lamp, power pilot lamp and line preface pilot lamp on the PCB mainboard 12, the light socket 3 that corresponds with cable connection pilot lamp, power pilot lamp and line preface pilot lamp has been seted up to main end 1 upside, power 11 is connected with PCB mainboard 12 electricity, be provided with at least one PCB subplate 21 in the distal end 2, distal end 2 one side is provided with the second RJ45 port 22 that is connected with PCB subplate 21 electricity.

The connecting portion is for spacing spout 14 that sets up in main end 1 one side and spacing slider 23 that sets up in distal end 2 one side, distal end 2 and spacing slider 23 structure as an organic whole, spacing slider 23 and spacing spout 14 sliding fit are connected, when needs this device is tested the network cable, slide out distal end 2 along spacing spout 14, carry out the plug wire connection after breaking away from main end 1, when not needing this device to test the network cable, slide in distal end 2 along spacing spout 14, make main end 1 and distal end 2 assemble, portable.

The cable connection indicator lamp includes: the cable core indicator lamp and shielding layer core indicator lamp, the cable core indicator lamp is provided with eight, corresponds eight sinle silk that RJ45 connects respectively, and shielding layer core indicator lamp is used for discernment network cable whether is the shielding cable.

The line sequence indicator lamp includes: the meaning represented by the lighting of the cross indicator lamp means that 2 or more wire core installation positions are wrong when the cable is terminated, the cable cannot be used at the moment, the cable can only be used in specific places such as routing and between a computer and the routing, and the computer when the cross indicator lamp is lighted, the network cable can be normally used when the wire core is short-circuited, and the direct indicator lamp, the cross indicator lamp and the cross indicator lamp are not lighted, but the lamp corresponding to the short-circuited wire core flashes.

As described with reference to fig. 5, the PCB main board 12 includes: the control module is U1 and U2, wherein the U1 is responsible for receiving network cable state data transmitted by the first RJ45 port 13 to decode and encode, the U1 transmits encoded signals to the U2 to analyze network cable state, the U2 transmits network cable state analysis results back to the U1 to carry out switching control on the D4-D16 lamp beads, the D4-D11 is a wire core indicator lamp, the D12 is a shielding layer core indicator lamp, the D13 is a straight line indicator lamp, the D14 is a cross line indicator lamp, the D15 is a cross indicator lamp, and the D16 is a power indicator lamp.

U2 is equivalent to a multiplexer, the input end of the first RJ45 port 13 is J2, 1-8 corresponds to 8 wire cores on the

first RJ45 port

13, and 0 represents the shielding layer core of the cable.

The display module is internally provided with a cable connection indicator lamp, a power supply indicator lamp and a line sequence indicator lamp and a resistor connected with the cable connection indicator lamp, the power supply indicator lamp and the line sequence indicator lamp in series, wherein RP1 and RP2 are resistors, R4-R8 are chip resistors, the resistor plays a role in controlling current and voltage in a circuit so as to adapt to rated voltage of an LED lamp, and the alarm module is a BZ1 buzzer.

As described with reference to fig. 6, the PCB sub-board 21 includes: the voltage clamping module is electrically connected with the second RJ45 port 22, DX1-9 is a Schottky diode, and mainly plays a role in voltage clamping in a circuit, so that voltage is controlled in a range, resistors in the diagram are all functions of changing current and voltage, and the PCB auxiliary board 21 mainly plays a role in controlling voltage in a certain range, and the working process is as follows: the current is output from the PCB main board 12 of the main terminal 1 to the PCB auxiliary board 21 of the far-end 2 and then flows back again, so that the state of the network cable is tested.

An SW1 switch 15 is disposed between the power supply 11 and the PCB main board 12, and a switch slot corresponding to the SW1 switch 15 is disposed on the upper side of the main terminal 1.

The working principle of the invention is as follows: when the invention is used, after the two ends of the network cable are inserted into the far end 2 and the main end 1, the SW1 switch 15 is opened, and the far end 2 and the main end 1 mutually transmit signals; the first RJ45 port 13 of the main end 1 transmits network cable state data to the control chip U1, the U1 chip transmits the network cable state data to the U2 for state analysis and transmits the analysis result back to the U1, the U1 controls the LED lamp beads to be on or off according to the analysis result, the 6-14 pin control circuit of the U1 chip is communicated with the LED lamp beads D4-D11, if each wire core of the network cable is a passage, the D4-D11 is fully on, if the wire core of the network cable is an open circuit, the indication lamp corresponding to the wire core is not on, and if the wire core of the network cable is a short circuit, the indication lamp corresponding to the wire core is flashing; if D4-D11 is full, then additionally light the straight-through line pilot lamp, U1 chip 34 foot control BZ1 buzzer, send different sounds, the invention is rational in infrastructure, portable, can test network cable fast, the test result is directly perceived comprehensive, and test time has been shortened greatly, and work efficiency has been improved, simultaneously, because distal end 2 has two second RJ45 ports 22, can reduce half the time of changing the grafting joint, simultaneously also reduced the waiting for the result time more than twice, simultaneously also reduced user's physical expenditure and mental tightness, the work efficiency that synthesizes the relative ordinary tester has promoted more than three times, simultaneously the cost is cheap, the production is convenient for, and stability is strong, the fault rate is low, is the splendid choice that is used for carrying out the network verification test under various circumstances.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The foregoing description is only of the preferred embodiments of the present invention, and is not intended to limit the invention, but any minor modifications, equivalents, and improvements made to the above embodiments according to the technical principles of the present invention should be included in the scope of the technical solutions of the present invention.

Claims

1. A network cable tester, comprising: main end (1) and distal end (2), main end (1) and distal end (2) can dismantle through connecting portion and be connected, main end (1) inside is provided with power (11) and PCB mainboard (12), main end (1) one side is provided with first RJ45 port (13) of being connected with PCB mainboard (12), still be provided with cable connection pilot lamp on PCB mainboard (12), power indicator and line preface pilot lamp, main end (1) upside has been offered and has been connected pilot lamp, power indicator and line preface pilot lamp corresponding lamp's lamp groove (3), power (11) are connected with PCB mainboard (12) electricity, be provided with at least one PCB subplate (21) in distal end (2), distal end (2) one side is provided with second RJ45 port (22) of being connected with PCB subplate (21) electricity.

2. The network cable tester according to claim 1, wherein the connecting part comprises a limit chute (14) arranged on one side of the main end (1) and a limit slide block (23) arranged on one side of the far end (2), and the limit slide block (23) is connected with the limit chute (14) in a sliding fit manner.

3. The network cable tester of claim 1, wherein the cable connection indicator light comprises: the cable core indicator lamp and shielding layer core indicator lamp, the cable core indicator lamp is provided with eight, corresponds the eight cable cores that RJ45 connects respectively, and shielding layer core indicator lamp is provided with one, corresponds the shielding layer core that RJ45 connects.

4. The network cable tester of claim 1, wherein the line sequence indicator light comprises: straight line pilot lamp, cross line pilot lamp and cross pilot lamp.

5. A network cable tester according to claim 1, characterized in that the PCB main board (12) comprises: the control module input end is electrically connected with the first RJ45 port (13), the control module output end is electrically connected with the display module and the alarm module respectively, and a cable connection indicator lamp, a power supply indicator lamp and a line sequence indicator lamp are arranged in the display module.

6. A network cable tester according to claim 1, characterized in that the PCB sub-board (21) comprises: and the voltage clamping module is electrically connected with the second RJ45 port (22).

7. The network cable tester according to claim 1, wherein an SW1 switch (15) is provided between the power supply (11) and the PCB main board (12), and a switch slot corresponding to the SW1 switch (15) is provided on the upper side of the main terminal (1).

8. The network cable tester of claim 1, wherein the method of use thereof comprises the steps of:

s1: removing the distal end (2) from the main end (1);

s2: a first RJ45 port (13) and a second RJ45 port (22) of the far end (2) and the main end (1) are connected by using a network cable;

s3: and observing the cable connection indicator lamp, the power indicator lamp and the line sequence indicator lamp on the main end (1), and judging the state of the network cable according to the on-off condition of the cable connection indicator lamp, the power indicator lamp and the line sequence indicator lamp.

S4: and after the test is finished, assembling the far end (2) and the main end (1).