CN209642688U - Hundred meters of transmission testing tools of Ethernet interface - Google Patents
Hundred meters of transmission testing tools of Ethernet interface Download PDFInfo
- Publication number
- CN209642688U CN209642688U CN201920991424.7U CN201920991424U CN209642688U CN 209642688 U CN209642688 U CN 209642688U CN 201920991424 U CN201920991424 U CN 201920991424U CN 209642688 U CN209642688 U CN 209642688U
- Authority
- CN
- China
- Prior art keywords
- hundred meters
- network interface
- inductance
- signal attenuation
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The utility model discloses a kind of hundred meters of transmission testing tools of Ethernet interface, including the first network interface, the second network interface and hundred meters of signal attenuation modules being connected between the first network interface and the second network interface, described hundred meters of signal attenuation modules include positive input terminal, negative input end, positive output end, negative output terminal, the first inductance L1, the second inductance L2, third inductance L3, the 4th inductance L4, the 5th inductance L5, the 6th inductance L6, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4 and capacitor C1.When using hundred meters of transmission testing tools of Ethernet interface, first network interface is connected with the network interface of test product, second network interface starts to test with beating flow device and be connected, replace hundred meters of cables using hundred meters of transmission testing tools of the Ethernet interface, 100 meters of network cable transmissions, which can be completed, using hundred meters of transmission testing tools of the Ethernet interface beats current test, hundred meters of cables are saved, save the cost facilitates operation.
Description
Technical field
The utility model belongs to hundred meters of transmission testing tools of technical field of performance test more particularly to a kind of Ethernet interface.
Background technique
Currently, in the test of interchanger, it is desirable that measure hundred meters of Multi-netmouth or more cables give out a contract for a project beat current test, usually make
It is tested with 100 meters of fourdrinier wires.24 mouthfuls of network interface or more of interchanger are more, and procurement price is also relatively high, and stability is low, consumptive material at
This height compares occupied space when connecting more mouthfuls, is all cable everywhere, and be not convenient to use.
Utility model content
The purpose of this utility model is that in view of the above shortcomings of the prior art, providing a kind of at low cost, easy to operate, steady
Fixed interchanger Ethernet interface long range testing tool.
To solve the above problems, technical solution adopted in the utility model is:
A kind of hundred meters of transmission testing tools of Ethernet interface, including the first network interface, the second network interface and it is connected to the first network interface
And second four hundred meters of signal attenuation modules between network interface, described hundred meters of signal attenuation modules include positive input terminal, negative input
End, positive output end, negative output terminal, the first inductance L1, the second inductance L2, third inductance L3, the 4th inductance L4, the 5th inductance L5,
6th inductance L6, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4 and capacitor C1, first inductance
L1, first resistor R1, the second inductance L2 and third inductance L3 are sequentially connected in series between positive input terminal and positive output end, and described second
Resistance R2 is in parallel with third inductance L3, and the 4th inductance L4,3rd resistor R3, the 5th inductance L5 and the 6th inductance L6 are sequentially connected in series
Between negative input end and negative output terminal, the 4th resistance R4 is in parallel with the 6th inductance L6, and the first end of capacitor C1 connects second resistance
R2 and third inductance L3 tie point, second end the 4th resistance R4 of connection of capacitor C1 and the 6th inductance L6 tie point, first hundred
The positive input terminal of rice signal attenuation module is connect with the first pin of the first network interface, and bearing for first hundred meters of signal attenuation module is defeated
Enter end to connect with the second pin of the first network interface, the positive output end of first hundred meters of signal attenuation module and the third of the second network interface
Pin connection, the negative output terminal of first hundred meters of signal attenuation module are connect with the 6th pin of the second network interface；Second hundred meters
The positive input terminal of signal attenuation module is connect with the first pin of the second network interface, the negative input of second hundred meters of signal attenuation module
End is connect with the second pin of the second network interface, and the third of the positive output end and the first network interface of second hundred meters of signal attenuation module is drawn
Foot connection, the negative output terminal of second hundred meters of signal attenuation module are connect with the 6th pin of the first network interface；Hundred meters of letters of third
Number positive input terminal of attenuation module is connect with the 4th pin of the first network interface, the negative input end of hundred meters of signal attenuation modules of third
It is connect with the 5th pin of the first network interface, the positive output end of hundred meters of signal attenuation modules of third and the 7th pin of the second network interface
Connection, the third negative output terminal of hundred meters of signal attenuation modules are connect with the 8th pin of the second network interface；4th hundred meters of signals
The positive input terminal of attenuation module is connect with the 4th pin of the second network interface, the negative input end of the 4th hundred meters of signal attenuation module with
5th pin of the second network interface connects, the positive output end of the 4th hundred meters of signal attenuation module and the 7th pin company of the first network interface
It connects, the negative output terminal of the 4th hundred meters of signal attenuation module is connect with the 8th pin of the first network interface.
The beneficial effects of adopting the technical scheme are that when using hundred meters of transmission testing tools of the Ethernet interface
When, the first network interface is connected with the network interface of test product, the second network interface starts to test with beating flow device and be connected, and uses the Ethernet
Hundred meters of transmission testing tools of mouth replace hundred meters of cables, can complete 100 meters of nets using hundred meters of transmission testing tools of the Ethernet interface
Current test is beaten in line transmission, saves hundred meters of cables, save the cost facilitates operation.
Detailed description of the invention
Fig. 1 is the logic chart of the utility model；
Fig. 2 is the circuit diagram of hundred meters of signal attenuation modules of the utility model.
In figure: 1, the first network interface；2, the second network interface；3, hundred meters of signal attenuation modules.
Specific embodiment
The embodiments of the present invention is described in further detail with reference to the accompanying drawings and examples.Following embodiment
For illustrating the utility model, but cannot be used to limit the scope of the utility model.
As illustrated in fig. 1 and 2, a kind of hundred meters of transmission testing tools of Ethernet interface, including the first network interface 1, the second network interface 2 and
Four hundred meters of signal attenuation modules 3 being connected between the first network interface 1 and the second network interface 2, described hundred meters of signal attenuation modules 3 are wrapped
Include positive input terminal, negative input end, positive output end, negative output terminal, the first inductance L1, the second inductance L2, third inductance L3, the 4th electricity
Feel L4, the 5th inductance L5, the 6th inductance L6, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4 and capacitor
C1, the first inductance L1, first resistor R1, the second inductance L2 and third inductance L3 are sequentially connected in series in positive input terminal and positive output
Between end, the second resistance R2 is in parallel with third inductance L3, the 4th inductance L4,3rd resistor R3, the 5th inductance L5 and the 6th
Inductance L6 is sequentially connected in series between negative input end and negative output terminal, and the 4th resistance R4 is in parallel with the 6th inductance L6, and the of capacitor C1
One end connects second resistance R2 and third inductance L3 tie point, and the second end of capacitor C1 connects the 4th resistance R4 and the 6th inductance L6
Tie point, the positive input terminal of first hundred meters of signal attenuation module 3 are connect with the first pin of the first network interface 1, and first hundred meters
The negative input end of signal attenuation module 3 is connect with the second pin of the first network interface 1, and first hundred meters of signal attenuation module 3 is just
Output end is connect with the third pin of the second network interface 2, the negative output terminal and the second network interface 2 of first hundred meters of signal attenuation module 3
The 6th pin connection；The positive input terminal of second hundred meters of signal attenuation module 3 is connect with the first pin of the second network interface 2, the
The negative input end of two hundred meters of signal attenuation modules 3 is connect with the second pin of the second network interface 2, second hundred meters of signal decay mode
The positive output end of block 3 is connect with the third pin of the first network interface 1, the negative output terminal and of second hundred meters of signal attenuation module 3
6th pin of one network interface 1 connects；The positive input terminal of hundred meters of signal attenuation modules 3 of third and the 4th pin of the first network interface 1
The negative input end of connection, hundred meters of signal attenuation modules 3 of third is connect with the 5th pin of the first network interface 1, hundred meters of letters of third
The positive output end of number attenuation module 3 is connect with the 7th pin of the second network interface 2, and bearing for hundred meters of signal attenuation modules 3 of third is defeated
Outlet is connect with the 8th pin of the second network interface 2；The positive input terminal of the 4th hundred meters of signal attenuation module 3 and the second network interface 2
The connection of 4th pin, the negative input end of the 4th hundred meters of signal attenuation module 3 are connect with the 5th pin of the second network interface 2, and the 4th
The positive output end of a hundred meters of signal attenuation modules 3 is connect with the 7th pin of the first network interface 1, the 4th hundred meters of signal attenuation modules
3 negative output terminal is connect with the 8th pin of the first network interface 1.
When using hundred meters of transmission testing tools of Ethernet interface, the first network interface 1 is connected with the network interface of test product, the
Two network interfaces 2 start to test with beating flow device and be connected, and use hundred meters of transmission testing tools of the Ethernet interface to replace hundred meters of cables, use
Hundred meters of transmission testing tools of the Ethernet interface can complete 100 meters of network cable transmissions and beat current test, save hundred meters of cables, save at
This, facilitates operation.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (1)
1. a kind of hundred meters of transmission testing tools of Ethernet interface, it is characterised in that: including the first network interface (1), the second network interface (2) and
Four hundred meters of signal attenuation modules (3) being connected between the first network interface (1) and the second network interface (2), described hundred meters of signal decaying
Module (3) includes positive input terminal, negative input end, positive output end, negative output terminal, the first inductance L1, the second inductance L2, third inductance
L3, the 4th inductance L4, the 5th inductance L5, the 6th inductance L6, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance
R4 and capacitor C1, the first inductance L1, first resistor R1, the second inductance L2 and third inductance L3 are sequentially connected in series in positive input terminal
Between positive output end, the second resistance R2 is in parallel with third inductance L3, the 4th inductance L4,3rd resistor R3, the 5th inductance
L5 and the 6th inductance L6 are sequentially connected in series between negative input end and negative output terminal, and the 4th resistance R4 is in parallel with the 6th inductance L6, electricity
The second end for holding first end connection the second resistance R2 and third inductance L3 tie point, capacitor C1 of C1 connects the 4th resistance R4 and the
Six inductance L6 tie points, the positive input terminal of first hundred meters of signal attenuation module (3) and the first pin of the first network interface (1) connect
It connecing, the negative input end of first hundred meters of signal attenuation module (3) is connect with the second pin of the first network interface (1), and first hundred meters
The positive output end of signal attenuation module (3) is connect with the third pin of the second network interface (2), first hundred meters of signal attenuation module
(3) negative output terminal is connect with the 6th pin of the second network interface (2)；The positive input terminal of second hundred meters of signal attenuation module (3)
It is connect with the first pin of the second network interface (2), the negative input end and the second network interface (2) of second hundred meters of signal attenuation module (3)
Second pin connection, the positive output end of second hundred meters of signal attenuation module (3) and the third pin company of the first network interface (1)
It connects, the negative output terminal of second hundred meters of signal attenuation module (3) is connect with the 6th pin of the first network interface (1)；Hundred meters of third
The positive input terminal of signal attenuation module (3) is connect with the 4th pin of the first network interface (1), hundred meters of signal attenuation modules of third
(3) negative input end is connect with the 5th pin of the first network interface (1), the positive output end of hundred meters of signal attenuation modules (3) of third
It is connect with the 7th pin of the second network interface (2), the negative output terminal and the second network interface (2) of hundred meters of signal attenuation modules (3) of third
The 8th pin connection；The positive input terminal of the 4th hundred meters of signal attenuation module (3) and the 4th pin of the second network interface (2) connect
It connecing, the negative input end of the 4th hundred meters of signal attenuation modules (3) is connect with the 5th pin of the second network interface (2), and the 4th hundred meters
The positive output end of signal attenuation module (3) is connect with the 7th pin of the first network interface (1), the 4th hundred meters of signal attenuation modules
(3) negative output terminal is connect with the 8th pin of the first network interface (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920991424.7U CN209642688U (en) | 2019-06-28 | 2019-06-28 | Hundred meters of transmission testing tools of Ethernet interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920991424.7U CN209642688U (en) | 2019-06-28 | 2019-06-28 | Hundred meters of transmission testing tools of Ethernet interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209642688U true CN209642688U (en) | 2019-11-15 |
Family
ID=68498828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920991424.7U Active CN209642688U (en) | 2019-06-28 | 2019-06-28 | Hundred meters of transmission testing tools of Ethernet interface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209642688U (en) |
-
2019
- 2019-06-28 CN CN201920991424.7U patent/CN209642688U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN200989915Y (en) | Digital universal meter with programmable multichannel inspection measurement function | |
| CN207650614U (en) | A kind of polymorphic controller of agricultural equipment | |
| CN203786242U (en) | Portable multifunctional interface cable test device | |
| CN209642688U (en) | Hundred meters of transmission testing tools of Ethernet interface | |
| CN204065210U (en) | The isolated DC voltage collection circuit of linear change | |
| CN205898939U (en) | Cable special use is to line ware | |
| CN201698195U (en) | Expansion circuit of single chip microcomputer IO ports | |
| CN109406908B (en) | Repair and test integrated test platform | |
| CN203551704U (en) | Single-phase multifunctional meter | |
| CN206863127U (en) | One kind ground wire Auto-Test System | |
| CN108548984A (en) | A kind of multi-function device and its assay method that line and switching value sequential are measured for intelligence | |
| CN209590138U (en) | Simulate cable test circuit and its device | |
| CN211879306U (en) | Power signal isolator | |
| CN204405814U (en) | A kind of electronic load tester with power meter function | |
| CN211123230U (en) | Portable automatic debugging system for calibrator | |
| CN209728471U (en) | A kind of Internet of Things extension water purification control device | |
| CN206096403U (en) | Storage battery detection device based on DSP | |
| CN209265226U (en) | A kind of control circuit and device of compatible voltage-type and current mode analog input | |
| CN207440239U (en) | The general switching device of Insulation Test | |
| CN206096308U (en) | Intelligent station secondary equipment's testing arrangement | |
| CN204406849U (en) | A kind of modular electronic designed teaching experimental box | |
| CN208621314U (en) | A kind of valve consumption detection instrument | |
| CN210071935U (en) | Direct current voltage current acquisition module | |
| CN217113589U (en) | RLC measurement and assessment device | |
| CN204009043U (en) | A kind of Verification of Measuring Current Transformer secondary connection servicing unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |