CN204179420U - A kind of surge prevention operator guards for the integrated connector of RJ45 - Google Patents
A kind of surge prevention operator guards for the integrated connector of RJ45 Download PDFInfo
- Publication number
- CN204179420U CN204179420U CN201420440285.6U CN201420440285U CN204179420U CN 204179420 U CN204179420 U CN 204179420U CN 201420440285 U CN201420440285 U CN 201420440285U CN 204179420 U CN204179420 U CN 204179420U
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- CN
- China
- Prior art keywords
- isolating transformer
- surge prevention
- integrated connector
- operator guards
- choke coil
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- 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.)
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Abstract
The utility model discloses a kind of surge prevention operator guards for the integrated connector of RJ45, include network wafer, isolating transformer and output cable line end, described isolating transformer includes primary side and secondary side, the primary side of described isolating transformer is electrically connected with common-mode choke coil, described common-mode choke coil and network wafer tandem; The secondary side of described isolating transformer is connected with output cable line end, the direct ground connection of centre tap of the secondary side of described isolating transformer.The utility model can solve a difficult problem for the integrated connector surge prevention of RJ45; and reach the object of saving part and cost; and then reduce the volume of whole surge prevention operator guards; make the outward appearance of the integrated connector of RJ45 can meet compact development trend after having combined, meet the economic interests demand of consumer.
Description
Technical field
The utility model relates to connector technique field, particularly relates to a kind of surge prevention operator guards for the integrated connector of RJ45.
Background technology
In the line construction of the integrated connector of existing RJ45; in order to reach the line protective structure of the RJ45 connector with anti-lightning strike function; it must be arranged as surge prevention protection components such as Transient Voltage Suppressor, semiconductor discharge tube, gas discharge tube, piezo-resistances between circuit and line construction; and high-voltage capacitance is set between line construction and ground connection or the resistance electric capacity that adds high pressure is set and add the surge prevention protection components such as gas discharge tube; reach the protection between circuit and line construction, and line construction is to the protection between ground wire.Therefore, so, inherently increase assembly cost, and can owing to needing the resistance adopting large-size, high-voltage capacitance, Transient Voltage Suppressor, semiconductor discharge tube, gas discharge tube, the surge prevention protection components such as piezo-resistance, correspondingly, the volume of whole line protective structure can be increased, electronic product is compact now development trend cannot be met and meet the economic interests demand of consumer, so how to conceive R & D design to go out one and can not either take up space, with low cost, and again can with the RJ45 connector line construction of anti-lightning strike function, be have its substantial necessity.
Summary of the invention
The purpose of this utility model is to provide a kind of surge prevention operator guards for the integrated connector of RJ45 for the deficiencies in the prior art; this surge prevention operator guards is simple; can reduce and overvoltage protection element is set; make product structure can meet compact development trend after having combined, the production cost greatly reducing product drops into.
For achieving the above object, the utility model have employed following technical scheme.
A kind of surge prevention operator guards for the integrated connector of RJ45, include network wafer, isolating transformer and output cable line end, described isolating transformer includes primary side and secondary side, the primary side of described isolating transformer is electrically connected with common-mode choke coil, described common-mode choke coil and network wafer tandem; The secondary side of described isolating transformer is connected with output cable line end, the direct ground connection of centre tap of the secondary side of described isolating transformer.
Further, the secondary side of described isolating transformer is connected with common-mode choke coil, and the common-mode choke coil of described secondary side is connected with output cable line end.
Preferably, described common-mode choke coil is TW two wire common-mode choke coil or three-wire type common-mode choke coil.
Wherein, described network wafer, isolating transformer and output cable line end are provided with four groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 1G second too network.
Wherein, described network wafer, isolating transformer and output cable line end are provided with two groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 10M and 100M second too network.
Further, the centre tap of described isolating transformer primary side and network wafer tandem.
Again further, also include shell, described network wafer, isolating transformer and output cable line end are arranged in shell, the direct ground connection of described shell.
A kind of surge prevention operator guards for the integrated connector of RJ45; include network wafer, isolating transformer and output cable line end; described isolating transformer includes primary side and secondary side; the primary side of described isolating transformer and network wafer tandem; the secondary side of described isolating transformer is electrically connected with common-mode choke coil; described common-mode choke coil is connected with output cable line end, the direct ground connection of centre tap of the secondary side of described isolating transformer.
Wherein, described network wafer, isolating transformer and output cable line end are provided with four groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 1G second too network.
Wherein, described network wafer, isolating transformer and output cable line end are provided with two groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 10M and 100M second too network.
The beneficial effects of the utility model:
A kind of surge prevention operator guards for the integrated connector of RJ45 described in the utility model, by using common-mode choke coil between the network wafer in surge prevention operator guards and output cable line end, the direct ground connection of centre tap is passed through in the side of the isolating transformer in surge prevention operator guards simultaneously, improve the ability to bear of the high pressure surging that surge prevention operator guards produces for electrostatic or thunderbolt, to solve a difficult problem for the integrated connector surge prevention of RJ45, and reach the object of saving part and cost, and then reduce the volume of whole surge prevention operator guards, and make the outward appearance of the integrated connector of RJ45 can meet compact development trend after having combined, meet the economic interests demand of consumer.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment one of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 2 is the structural representation of the embodiment two of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 3 is the structural representation of the embodiment three of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 4 is the structural representation of the embodiment four of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 5 is the structural representation of the embodiment five of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 6 is the structural representation of the embodiment six of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 7 is the structural representation of the embodiment seven of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 8 is the structural representation of the embodiment eight of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Fig. 9 is the structural representation of the embodiment nine of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Figure 10 is the structural representation of the embodiment ten of a kind of surge prevention operator guards for the integrated connector of RJ45 of the utility model.
Reference numeral comprises:
1---network wafer 2---isolating transformer
3---output cable line end 4---common-mode choke coil
5---shell 21---primary side
22---secondary side.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in detail.
Embodiment one
As shown in Figure 1, a kind of surge prevention operator guards for the integrated connector of RJ45 described in the utility model, include network wafer 1, isolating transformer 2 and output cable line end 3, described isolating transformer 2 includes primary side 21 and secondary side 22, the primary side 21 of described isolating transformer 2 is electrically connected with common-mode choke coil 4, and described common-mode choke coil 4 is connected with network wafer 1; The secondary side 22 of described isolating transformer 2 is connected with output cable line end 3, the direct ground connection of centre tap of the secondary side 22 of described isolating transformer 2.
In the present embodiment, by using common-mode choke coil 4 between the network wafer 1 in surge prevention operator guards and the primary side 21 of isolating transformer 2, simultaneously by the direct ground connection of centre tap of the secondary side 22 of the isolating transformer 2 in surge prevention operator guards, improve the ability to bear of the high pressure surging that surge prevention operator guards produces for electrostatic or thunderbolt, to solve a difficult problem for the integrated connector surge prevention of RJ45, and reach the object of saving part and cost, so, by the setting of surge prevention operator guards of the present utility model, impel during the circuit board composition of the utility model and the integrated connector of RJ45 and can save some overvoltage protection elements, as Transient Voltage Suppressor, semiconductor discharge tube, gas discharge tube, piezo-resistance, the surge prevention protection components such as high-voltage capacitance, and then reduce the volume of the integrated connector of whole RJ45, make product structure outward appearance can meet compact development trend after having combined, also arrange because these overvoltage protection elements can be eliminated and naturally reduce costs simultaneously, meet the economic interests demand of consumer completely.
In the present embodiment, the common-mode choke coil 4 of described isolating transformer 2 primary side 21 is TW two wire common-mode choke coil; Described network wafer 1, isolating transformer 2 and output cable line end 3 are provided with four groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 1G second too network.
Further, also include shell 5, described network wafer 1, isolating transformer 2 and output cable line end 3 are arranged in shell 5, and described shell 5 is ground connection directly.The utility model is by using shell 5 by coated for surge prevention operator guards; and by shell 5 directly ground connection; when high pressure surging produces; external voltage and current can also discharge through this shell 5 by the integrated connector of RJ45 over the ground that be provided with described surge prevention operator guards, avoids using the computer motherboard of the integrated connector of this RJ45 because suffering to increase sharply instantaneously voltage or electric current and burnt.
Embodiment two
As shown in Figure 2, the difference of the present embodiment and embodiment one is: the common-mode choke coil 4 of described isolating transformer 2 primary side 21 is three-wire type common-mode choke coil.Certainly, in surge prevention operator guards described in the utility model, described common-mode choke coil 4 also can be three-wire type common-mode choke coil.
Embodiment three
As shown in Figure 3, the difference of the present embodiment and embodiment one is: the secondary side 22 of described isolating transformer 2 is connected with common-mode choke coil 4, and the common-mode choke coil 4 of described secondary side 22 is connected with output cable line end 3; The common-mode choke coil 4 of described isolating transformer 2 secondary side 22 is TW two wire common-mode choke coil, and in the present embodiment, the common-mode choke coil 4 of described isolating transformer 2 both sides (i.e. primary side 21 and secondary side 22) is TW two wire common-mode choke coil.
Embodiment four
As shown in Figure 4; the difference of the present embodiment and embodiment one is: described network wafer 1, isolating transformer 2 and output cable line end 3 are provided with two groups; described surge prevention operator guards is applicable to the integrated connector of RJ45 of 10M second too network; when the utility model is applicable to the integrated connector of the RJ45 of 10M and 100M second too network, described network wafer 1, isolating transformer 2 and output cable line end 3 are set to two groups.
Certainly, when the utility model is applicable to the integrated connector of the RJ45 of other size second too network, can select according to actual needs network wafer 1, isolating transformer 2 and output cable line end 3 arrange group number number.
Embodiment five
As shown in Figure 5; the difference of the present embodiment and embodiment four is: the common-mode choke coil 4 of described isolating transformer 2 primary side 21 is three-wire type common-mode choke coil; in the present embodiment; the common-mode choke coil 4 of the primary side 21 of described isolating transformer 2 uses three-wire type common-mode choke coil, and the surge prevention operator guards described in the present embodiment is applicable to the integrated connector of RJ45 of 10M and 100M second too network.
Embodiment six
As shown in Figure 6, the difference of the present embodiment and embodiment four is: the secondary side 22 of described isolating transformer 2 is electrically connected with common-mode choke coil 4, and the common-mode choke coil 4 of described secondary side 22 is connected with output cable line end 3; The primary side 21 of described isolating transformer 2 and the common-mode choke coil 4 of secondary side 22 are TW two wire common-mode choke coil.Surge prevention operator guards described in the present embodiment arranges except common-mode choke coil 4 except the primary side 21 at isolating transformer 2; common-mode choke coil 4 is also set at the secondary side 22 of isolating transformer 2 simultaneously; further enhancing surge prevention effect, the surge prevention operator guards described in the present embodiment is applicable to the integrated connector of RJ45 of 10M and 100M second too network.
Embodiment seven
As shown in Figure 7, the difference of the present embodiment and embodiment six is: the common-mode choke coil 4 of the primary side 21 of described isolating transformer 2 is three-wire type common-mode choke coil.In the present embodiment; the common-mode choke coil 4 that the primary side 21 of described isolating transformer 2 is arranged is three-wire type common-mode choke coil; and the common-mode choke coil 4 that the secondary side 22 of isolating transformer 2 is arranged is TW two wire common-mode choke coil, the surge prevention operator guards described in the present embodiment is applicable to the integrated connector of RJ45 of 10M and 100M second too network.
Embodiment eight
As shown in Figure 8, the present embodiment is with the difference of embodiment one: the centre tap of described isolating transformer 2 primary side 21 is connected with network wafer 1.A kind of surge prevention operator guards for the integrated connector of RJ45 described in the utility model, the centre tap of its isolating transformer 2 primary side 21 both can be connected with network wafer 1, also can not connect with network wafer 1, the present embodiment and embodiment once difference be that the centre tap of isolating transformer 2 primary side 21 of the present embodiment and network wafer 1 have electrical connection; Further, the difference technical characteristic of the present embodiment also can apply to other embodiment, to realize the demand of different user.
Embodiment nine
As shown in Figure 9; a kind of surge prevention operator guards for the integrated connector of RJ45; include network wafer 1, isolating transformer 2 and output cable line end 3; described isolating transformer 2 includes primary side 21 and secondary side 22; the primary side 21 of described isolating transformer 2 is connected with network wafer 1; the secondary side 22 of described isolating transformer 2 is electrically connected with common-mode choke coil 4; described common-mode choke coil 4 is connected with output cable line end 3, the direct ground connection of centre tap of the secondary side 22 of described isolating transformer 2.
In the present embodiment, described network wafer 1, isolating transformer 2 and output cable line end 3 are provided with four groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 1G second too network.
In the present embodiment; by directly connecting between the network wafer 1 in surge prevention operator guards and the primary side 21 of isolating transformer 2; then common-mode choke coil 4 is connected at the secondary side 22 of isolating transformer 2; and by the direct ground connection of centre tap of isolating transformer 2 secondary side 22, to improve the ability to bear of the high pressure surging that surge prevention operator guards produces for electrostatic or thunderbolt.
Embodiment ten
As shown in Figure 10, the difference of the present embodiment and embodiment eight is: described network wafer 1, isolating transformer 2 and output cable line end 3 are provided with two groups, and described surge prevention operator guards is applicable to the integrated connector of RJ45 of 10M and 100M second too network.When the utility model is applicable to the integrated connector of the RJ45 of 10M and 100M second too network, described network wafer 1, isolating transformer 2 and output cable line end 3 are set to two groups.
Known the utility model is have above-described good characteristic in sum, is made it in manufacture assembling and uses, and promotes in conventional art the usefulness that do not have and has practicality, becoming the novel product structure that has practical value.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (10)
1. the surge prevention operator guards for the integrated connector of RJ45, include network wafer, isolating transformer and output cable line end, described isolating transformer includes primary side and secondary side, it is characterized in that: the primary side of described isolating transformer is electrically connected with common-mode choke coil, described common-mode choke coil and network wafer tandem; The secondary side of described isolating transformer is connected with output cable line end, the direct ground connection of centre tap of the secondary side of described isolating transformer.
2. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claim 1, it is characterized in that: the secondary side of described isolating transformer is connected with common-mode choke coil, the common-mode choke coil of described secondary side is connected with output cable line end.
3. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claim 2, is characterized in that: described common-mode choke coil is TW two wire common-mode choke coil or three-wire type common-mode choke coil.
4. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claims 1 to 3 any one; it is characterized in that: described network wafer, isolating transformer and output cable line end are provided with four groups, the integrated connector of RJ45 that described surge prevention operator guards is applicable to 1G Ethernet.
5. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claims 1 to 3 any one; it is characterized in that: described network wafer, isolating transformer and output cable line end are provided with two groups, the integrated connector of RJ45 that described surge prevention operator guards is applicable to 10M and 100M Ethernet.
6. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claims 1 to 3 any one, is characterized in that: the centre tap of described isolating transformer primary side and network wafer tandem.
7. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claim 1, it is characterized in that: also include shell, described network wafer, isolating transformer and output cable line end are arranged in shell, the direct ground connection of described shell.
8. the surge prevention operator guards for the integrated connector of RJ45; include network wafer, isolating transformer and output cable line end; described isolating transformer includes primary side and secondary side; it is characterized in that: the primary side of described isolating transformer and network wafer tandem; the secondary side of described isolating transformer is electrically connected with common-mode choke coil; described common-mode choke coil is connected with output cable line end, the direct ground connection of centre tap of the secondary side of described isolating transformer.
9. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claim 8; it is characterized in that: described network wafer, isolating transformer and output cable line end are provided with four groups, the integrated connector of RJ45 that described surge prevention operator guards is applicable to 1G Ethernet.
10. a kind of surge prevention operator guards for the integrated connector of RJ45 according to claim 8; it is characterized in that: described network wafer, isolating transformer and output cable line end are provided with two groups, the integrated connector of RJ45 that described surge prevention operator guards is applicable to 10M and 100M Ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420440285.6U CN204179420U (en) | 2014-08-06 | 2014-08-06 | A kind of surge prevention operator guards for the integrated connector of RJ45 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420440285.6U CN204179420U (en) | 2014-08-06 | 2014-08-06 | A kind of surge prevention operator guards for the integrated connector of RJ45 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204179420U true CN204179420U (en) | 2015-02-25 |
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ID=52568195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420440285.6U Expired - Fee Related CN204179420U (en) | 2014-08-06 | 2014-08-06 | A kind of surge prevention operator guards for the integrated connector of RJ45 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204179420U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160724A (en) * | 2015-04-03 | 2016-11-23 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit and apply the network connector module of this circuit |
| CN106159925A (en) * | 2015-04-03 | 2016-11-23 | 富士康(昆山)电脑接插件有限公司 | Network surge prevention circuit and apply the network surge prevention device of this circuit |
| WO2017132959A1 (en) * | 2016-02-04 | 2017-08-10 | Harting (Zhuhai) Manufacturing Co., Ltd. | Plug connector with integrated galvanic separation |
-
2014
- 2014-08-06 CN CN201420440285.6U patent/CN204179420U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160724A (en) * | 2015-04-03 | 2016-11-23 | 富士康(昆山)电脑接插件有限公司 | Network interface circuit and apply the network connector module of this circuit |
| CN106159925A (en) * | 2015-04-03 | 2016-11-23 | 富士康(昆山)电脑接插件有限公司 | Network surge prevention circuit and apply the network surge prevention device of this circuit |
| US9979370B2 (en) | 2015-04-03 | 2018-05-22 | Foxconn Interconnect Technology Limited | Network filtering circuit for protection lightning surge |
| WO2017132959A1 (en) * | 2016-02-04 | 2017-08-10 | Harting (Zhuhai) Manufacturing Co., Ltd. | Plug connector with integrated galvanic separation |
| US10418756B2 (en) | 2016-02-04 | 2019-09-17 | Harting (Zhuhai) Manufacturing Co., Ltd. | Plug connector with integrated galvanic separation and shielding element |
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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: 20150225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |