CN202550221U - Adapter for testing impedance stable network - Google Patents
Adapter for testing impedance stable network Download PDFInfo
- Publication number
- CN202550221U CN202550221U CN2012201026005U CN201220102600U CN202550221U CN 202550221 U CN202550221 U CN 202550221U CN 2012201026005 U CN2012201026005 U CN 2012201026005U CN 201220102600 U CN201220102600 U CN 201220102600U CN 202550221 U CN202550221 U CN 202550221U
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- China
- Prior art keywords
- adapter
- stable network
- socket
- resistance
- impedance stable
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- Expired - Fee Related
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Abstract
The utility model discloses an adapter for testing an impedance stable network. The adapter is characterized by comprising a socket, a circuit board and a network cable, wherein the circuit board is arranged in the socket; one end of the network cable is electrically connected to the circuit board; the other end of the network cable extends out of the socket; and jacks are formed in the socket. According to the adapter disclosed by the utility model, a signal transmitted by a signal source can be transmitted to an ISN (Impedance Stable Network) and the ISN is detected; and the problem that an output interface of the signal source is unmatched with an input interface of the ISN can be solved and signal transmission between the output interface of the signal source and the input interface of the ISN is realized. A resistor is arranged in the adapter and can provide a matched load for the ISN, and thus the smooth operation of the test is facilitated. Due to the adoption of the adjustable resistor, the adapter can conveniently adapt to various service requirements.
Description
Technical field
The utility model relates to a kind of adapter that is used to test impedance stable network.
Background technology
Along with development of science and technology, the appearance of various electronic products brings great convenience for people's production, life, and the Electromagnetic Compatibility of various electronic products seems more and more important.Impedance stable network (the Impedance Stabilization Network that when carrying out emc testing, must need as the Electro Magnetic Compatibility laboratory; ISN); It provides one to stablize impedance, is used to measure equipment under test (EUT) along the noise voltage of power line to the electrical network emission.The stability of impedance stable network is the key factor that the decision receiver is measured the electromagnetic interference accuracy.But impedance stable network in use also can break down; Problems such as aberrations in property; Therefore, before each the use, if can detect impedance stable network; Confirming whether its performance is stable, whether to meet instructions for use, be necessary very much for the electromagnetic compatibility detection of electronic product.But detection method and the checkout equipment of ISN do not appear can being used to detect at present as yet.
The utility model content
The purpose of the utility model is in order to overcome deficiency of the prior art, a kind of adapter that is used to test impedance stable network that can adapt to the different model signal source to be provided.
For realizing above purpose, the utility model is realized through following technical scheme:
Be used to test the adapter of impedance stable network, it is characterized in that, comprise socket, circuit board and netting twine, said circuit board is installed in the said socket, and said netting twine one end is electrically connected on the said circuit board, the other end stretches out in outside the said socket; Offer jack on the said socket.
Preferably, said jack is two hole jacks, cooperates with the two-pin plug of said signal source.
Preferably, said jack is three hole jacks, cooperates with the three-pin plug of said signal source.
Preferably, the other end of said netting twine is provided with crystal head.
Preferably, said netting twine comprises live wire and zero line; Said live wire and zero line all are electrically connected with earth connection, live wire and connect wires between be provided with first resistance; Be provided with second resistance between zero line and the earth connection.
Preferably, described first resistance and second resistance are adjustable resistance.
Preferably, said first resistance and second resistance are RJ series metal mould resistance.
Preferably, said resistance is 50-500 ohm.
Preferably, said netting twine is a twisted-pair feeder.
Preferably, described twisted-pair feeder is a Category-5 twisted pair.
Preferably, said socket is to bear the above socket of 16 Ampere currents.
Preferably, said socket is the socket that shellproof glue is processed.
Preferably, said circuit board is the PCB printed circuit board.
Preferably, said circuit board is the FPC flexible PCB.
Utilize the adapter in the utility model, can the signal of signal source emission be transferred to ISN, and ISN is detected.Adapter in the utility model can solve the unmatched problem of input interface of the output interface and the ISN of signal source, makes and realizes the signal transmission between the two.Resistance is set in the adapter, can be the load that ISN provides coupling, what be convenient to test carries out smoothly.Adopt adjustable resistance, can be adapted to multiple instructions for use easily.
Description of drawings
Fig. 1 is the structural representation of adapter that is used to test impedance stable network of the utility model embodiment 1.
Fig. 2 tests the circuit diagram of the adapter of impedance stable network for being used among Fig. 1.
Fig. 3 is the application sketch map of adapter that is used to test impedance stable network of embodiment 1.
Embodiment
The inventor finds after deliberation, can utilize signal generator that a kind of definite signal is provided, and like the pectination signal generator, signal is transferred to ISN, and the signal through ISN is detected.Signal and testing result according to signal source is sent can judge whether ISN is normal.Utilize the adapter in the utility model, its socket matches with the plug of signal generator, after the socket transmission, realizes that with ISN signal is connected with crystal head through netting twine.Utilize the adapter in the utility model, can realize detection ISN.
Below in conjunction with embodiment and accompanying drawing the utility model is carried out detailed description:
Embodiment 1
Extremely shown in Figure 3 like Fig. 1: as to be used to test the adapter of impedance stable network, to comprise socket 1, circuit board 2, netting twine 3 and earth connection E.Socket 1 is provided with three hole jacks 4.Circuit board 2 is installed in the said socket 1, is electrically connected with the plug 61 of pegging graft through three hole jacks 4.Netting twine 3 and earth connection E are an end and are electrically connected on the said circuit board 2 and the other end stretches out in outside the said socket 1.The other end of netting twine 3 is provided with crystal head 31.Netting twine 3 comprises live wire L and zero line N, and live wire L and zero line N all are electrically connected with earth connection E.Live wire L and connect wires first resistance R 1 is set between the E.Zero line N and connect wires second resistance R 2 is set between the E.First resistance R 1 and second resistance R 2 are RJ series metal mould resistance.
Circuit board 2 can be the PCB printed circuit board, also can be the FPC flexible PCB, replaces traditional power line with circuit board 2 and has reduced the collocation error between signal source 6 and the ISN, helps maintenance, and is convenient to the integrated of electronic component more.
Socket 1 adopts and can bear the above socket of 16 Ampere currents, and socket 1 adopts material such as shellproof glue to process, and can increase the useful life of this adapter, and makes this adapter have fire prevention, protection against the tide, characteristics such as crashproof.
Netting twine 3 is five types of twisted pair network cables, comprises live wire L, zero line N and siding, replaces traditional power line with netting twine 3, has advantages such as decay is little when transmission, signal to noise ratio is little.
Live wire L has two live wire contacts (D1, D3), zero line N has two zero line contacts (D2, D4).Earth connection E has earth connection contact D5.Live wire contact D1 and zero line contact D2 are positioned on the crystal head 31.Live wire contact D3, zero line contact D4 and earth connection contact D5 are positioned on the wiring board 2.
During use, three plugs 61 of the output of signal generator 6 are inserted in the three hole jacks 4, are electrically connected with live wire L, zero line N and earth connection E respectively through live wire contact D1, zero line contact D2 and the earth connection contact D5 that is positioned on the wiring board 2.The crystal head 31 of netting twine 3 is inserted on the network interface of ISN.Through adapter, can the standard signal that signal generator sends be transferred to ISN, promptly stablize impedance network 5.And the load resistance with its coupling is provided through adapter.
Embodiment 2:
The difference of present embodiment and embodiment 1 is that first resistance R 1 and second resistance R 2 are adjustable resistance.Three hole jacks 4 are replaced by two hole jacks.
Adapter in the utility model applicable to the signal generator of different plugs, and does not need to change again power line, and suitable application area is wide, and is easy to use.
Embodiment in the utility model only is used for the utility model is described, and does not constitute the restriction to the claim scope, and other substituting of being equal in fact that those skilled in that art can expect are all in the utility model protection range.
Claims (14)
1. be used to test the adapter of impedance stable network, it is characterized in that, comprise socket, circuit board and netting twine, said circuit board is installed in the said socket, and said netting twine one end is electrically connected on the said circuit board, the other end stretches out in outside the said socket; Offer jack on the said socket.
2. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said jack is two hole jacks, cooperates with the two-pin plug of said signal source.
3. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said jack is three hole jacks, cooperates with the three-pin plug of said signal source.
4. according to claim 2 or the 3 described adapters that are used to test impedance stable network, it is characterized in that the other end of said netting twine is provided with crystal head.
5. the adapter that is used to test impedance stable network according to claim 4 is characterized in that said netting twine comprises live wire and zero line; Said live wire and zero line all are electrically connected with earth connection, live wire and connect wires between be provided with first resistance; Be provided with second resistance between zero line and the earth connection.
6. the adapter that is used to test impedance stable network according to claim 5 is characterized in that, described first resistance and second resistance are adjustable resistance.
7. the adapter that is used to test impedance stable network according to claim 5 is characterized in that, said first resistance and second resistance are RJ series metal mould resistance.
8. the adapter that is used to test impedance stable network according to claim 7 is characterized in that, said resistance is 50-500 ohm.
9. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said netting twine is a twisted-pair feeder.
10. the adapter that is used to test impedance stable network according to claim 9 is characterized in that, described twisted-pair feeder is a Category-5 twisted pair.
11. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said socket is to bear the above socket of 16 Ampere currents.
12. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said socket is the socket that shellproof glue is processed.
13. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said circuit board is the PCB printed circuit board.
14. the adapter that is used to test impedance stable network according to claim 1 is characterized in that, said circuit board is the FPC flexible PCB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201026005U CN202550221U (en) | 2012-03-18 | 2012-03-18 | Adapter for testing impedance stable network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201026005U CN202550221U (en) | 2012-03-18 | 2012-03-18 | Adapter for testing impedance stable network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202550221U true CN202550221U (en) | 2012-11-21 |
Family
ID=47170792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201026005U Expired - Fee Related CN202550221U (en) | 2012-03-18 | 2012-03-18 | Adapter for testing impedance stable network |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202550221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610968A (en) * | 2012-03-18 | 2012-07-25 | 上海同耀通信技术有限公司 | Adapter for testing network with stable impedance |
-
2012
- 2012-03-18 CN CN2012201026005U patent/CN202550221U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102610968A (en) * | 2012-03-18 | 2012-07-25 | 上海同耀通信技术有限公司 | Adapter for testing network with stable impedance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20180318 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |