CN203967396U - A kind of shielding conductor earthing device - Google Patents
A kind of shielding conductor earthing device Download PDFInfo
- Publication number
- CN203967396U CN203967396U CN201420427148.9U CN201420427148U CN203967396U CN 203967396 U CN203967396 U CN 203967396U CN 201420427148 U CN201420427148 U CN 201420427148U CN 203967396 U CN203967396 U CN 203967396U
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- Prior art keywords
- ground connection
- shielding conductor
- connection substrate
- earthing device
- rack
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- 239000004020 conductor Substances 0.000 title claims abstract description 64
- 239000000758 substrate Substances 0.000 claims abstract description 61
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004891 communication Methods 0.000 description 4
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The application discloses a kind of shielding conductor earthing device, comprises ground connection substrate and cable connecting piece; Ground connection substrate is connected with rack; Cable connecting piece is for being connected the grounding parts of shielding conductor with ground connection substrate; The grounding parts of shielding conductor is the exposed opening of screen apart from the joint predeterminable range of shielding conductor; The earthing device of ground connection substrate and rack is connected with earth connection.In the application, by offering the exposed opening of screen at shielding conductor apart from the position of the joint predeterminable range of shielding conductor, and using this exposed opening as grounding parts, then the grounding parts of all shielding conductors is connected with ground connection substrate; Because ground connection substrate is also connected with earth connection with the grounding parts of rack, so can all shielding conductors be carried out to unified ground connection by ground connection substrate, the ground connection of shielding conductor only need to be transferred to rack earthing device through ground connection substrate and can complete, so compared with prior art, effectively save grounding path, reduce contact point, and then improved the effect of releasing of electric current in screen.
Description
Technical field
The utility model relates to the communications field, particularly relates to a kind of shielding conductor earthing device.
Background technology
Shielding conductor refers to by using the conductive fabric of netted braiding as screen, the transmission line that holding wire is wrapped up.By by shielding layer grounding, so that external interference signals is imported to the earth along screen, avoid interference the interference of signal to shielding conductor inner conductor thereby reach; Meanwhile, can also reduce the loss of signal transmission in circuit by being provided with screen.
Industrial various control, communication equipment generally all can adopt the mode of centralized arrangement, that is, equipment is concentrated on as much as possible to communications equipment room or controls in machine room.
The getting well of centralized arrangement is in and is convenient to administer and maintain, but simultaneously, concentrates and places due to a large amount of electronic equipments, has very large electromagnetic interference, all can have impact to each equipment.
Reduce, in the various measures of the impact that electromagnetic interference brings, to comprise: the signal cable that accesses rack in communication is made as to shielding conductor, is connected with the earth by screen, reach the object of heart yearn and external environment electromagnetic isolation.Signal in heart yearn can not affect outside other equipment like this, and same outside interference signal can not affect the signal in heart yearn yet.
In prior art, the mode of the shielding layer grounding of shielding conductor is generally, plug body at the metallic plug of shielding conductor is connected with screen, be provided with the connecting portion of plug body at the socket of rack, so that when plug insertion socket, make screen be connected to the unit block (rack back-metal plate) of rack along plug body, then unit block is connected with the grounding connection portion of rack again, to form the complete path of shielding conductor.
Inventor finds through research, earthing mode of the prior art, need to be connected with plug body by screen, be connected with unit block being connected of plug body and socket connection part, socket connection part, and being connected of unit block and grounding connection portion, because above-mentioned each connection all can extend grounding path and increase contact point, so make the grounding path of screen longer, contact point is more, this mode is unfavorable for releasing fast of electric current in screen.
Utility model content
In view of this, the application provides a kind of shielding conductor earthing device, and to solve in prior art, the grounding path of screen is longer, and contact point is more, is unfavorable for the problem of releasing fast of electric current in screen.
For achieving the above object, the application provides following technical scheme:
A kind of shielding conductor earthing device, comprising: ground connection substrate and cable connecting piece;
Described ground connection substrate is connected with rack; Described cable connecting piece is for being connected the grounding parts of shielding conductor with described ground connection substrate; The grounding parts of described shielding conductor is the exposed opening of screen apart from the joint predeterminable range of shielding conductor;
The earthing device of described ground connection substrate and described rack is connected with earth connection.
Preferably, in the utility model embodiment, also comprise: mounting panel:
Described mounting panel is ribbon and is provided with rack connecting hole and ground connection substrate connecting hole.
Preferably, in the utility model embodiment, described ground connection substrate connecting hole is many groups or strip.
Preferably, in the utility model embodiment, described cable connecting piece is provided with Access Division and cable pressure contact portion;
Described ground connection substrate is provided with the card interface with described Access Division adaptation;
Described Access Division and described card interface clamping, described cable pressure contact portion is for compressing the grounding parts of described shielding conductor to be connected in described ground connection substrate.
Preferably, in the utility model embodiment, described cable pressure contact portion comprises:
Tension disc, adjusting bolt and the adjusting portion being fixedly connected with described Access Division;
The front end of described adjusting bolt is connected with described tension disc through after the screw of described adjusting portion, and described adjusting bolt can be by regulating the relative distance of described tension disc and described screw in the rotation of described screw.
Preferably, in the utility model embodiment, described cable connecting piece includes multiple.
Preferably, in the utility model embodiment, the size of described mounting panel is set to adapt to multiple rack.
Can find out from above-mentioned technical scheme, in the application, by offering the exposed opening of screen at shielding conductor apart from the position of the joint predeterminable range of shielding conductor, and using this exposed opening as grounding parts, then the grounding parts of all shielding conductors is connected with ground connection substrate; Because ground connection substrate is also connected with earth connection with the grounding parts of rack, so can all shielding conductors be carried out to unified ground connection by ground connection substrate, due to the technical scheme of passing through in the application, the ground connection of shielding conductor only need to be transferred to rack earthing device through ground connection substrate and can complete, so compared with prior art, effectively save grounding path, reduced contact point, and then improved the effect of releasing of electric current in screen.
In addition, due in this application, all contact points are and are fixedly connected with, and than the mode that includes grafting in prior art, the stability being fixedly connected with is better, thereby avoids the loose contact of ground path.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the application, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the structural representation of shielding conductor earthing device described in the application;
Fig. 2 is the another structural representation of shielding conductor earthing device described in the application;
Fig. 3 is the structural representation of cable connecting piece described in the application;
Fig. 4 is the structural representation of ground connection substrate described in the application.
Embodiment
In order to make those skilled in the art person understand better the utility model scheme, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
In order to solve in prior art, the poor problem of the effect of releasing of electric current in screen, the application provides a kind of shielding conductor earthing device, as Fig. 1, comprising: ground connection substrate 01 and cable connecting piece 02;
Ground connection substrate 01 is connected with rack; Cable connecting piece 02 is for being connected the grounding parts of shielding conductor 03 with ground connection substrate 01; The grounding parts 03 of shielding conductor is the exposed opening of screen apart from the joint predeterminable range of shielding conductor; Ground connection substrate 01 is connected with earth connection 04 with the earthing device of rack.
In this application, the ground connection substrate 01 being connected with the earthing device of rack is as conductor, by cable connecting piece 02, and the switching that ground connection substrate 01 is connected to be grounded with the screen of shielding conductor; In actual applications, ground connection substrate both 01 can directly be installed on rack, also can be as shown in Figure 2, realize and the removably connecting of rack by a mounting panel 05.
The concrete mode that is provided with mounting panel 05 can be: mounting panel 05 is for ribbon and be provided with rack connecting hole and ground connection substrate connecting hole, like this, be set to be applicable in the dimensions of mounting panel after the rack of plurality of specifications, ground connection substrate 01 just can be applied to multiple rack, thereby improves the scope of application of earthing device in the application.
The connected mode of ground connection substrate 01 and mounting panel 05 can be specifically that the mode of the connecting hole by being provided with at ground connection substrate 01 realizes.
Ground connection substrate 01 in the application is ribbon, thus can be connected with many shielding conductors simultaneously, thus the screen parallel connection that is connected to many shielding conductors on ground connection substrate 01 by arranging is forwarded to the earthing device of rack.Due to by the technical scheme in the application, in whole grounding path, do not need to pass through again the solderless wrapped connection of the parts such as plug, plug body, unit block of shielding conductor, so effectively reduced the length of grounding path; In addition, in this application, connection contact point only includes the contact point of shielding conductor and ground connection substrate and ground connection substrate and earthing device, than prior art, and the number of the contact point also effectively reducing, thus improve the effect of releasing of electric current in screen.
In addition, due in this application, all contact points are and are fixedly connected with, and than the mode that includes grafting in prior art, the stability being fixedly connected with is better, thereby avoids the loose contact of ground path.
Further, in this application, in order to be that ground connection substrate is adjusted easily position on mounting panel, ground connection substrate connecting hole can be many groups or strip.
Concrete, in the time that ground connection substrate connecting hole can be many groups, by changing different substrate connecting holes, can adjust the relative position of ground connection substrate and mounting panel.In addition, class this, can also be set to strip by substrate connecting hole, thereby adjust the relative position of ground connection substrate and mounting panel by the mode being connected with mounting panel with the diverse location of strip substrate connecting hole.
Further, in order to make the cable connecting piece grounding parts of crimping shielding conductor easily, in this application, as shown in Figure 3, cable connecting piece 02 can be provided with Access Division 21 and cable pressure contact portion 22;
As shown in Figure 4, ground connection substrate 01 is provided with and the card interface 11 of Access Division adaptation; Access Division 21 and the adaptive clamping of card interface 11, cable pressure contact portion 22 is for compressing the grounding parts of shielding conductor 03 to be connected in ground connection substrate 01.
Clamping can be realized with adaptive card interface 11 in Access Division 21, then by cable pressure contact portion 22, shielded cable between cable pressure contact portion 22 and ground connection substrate 01 can be compressed, due to the position the compressing grounding parts 03 that is shielding conductor, thus the ground connection of having realized screen 03.In the application, the mode that Access Division 21 is connected with card interface 11 clampings can make shielding conductor earthing device more convenient with being connected of shielding conductor, thereby improves the installing of rack and the efficiency of maintenance.
Further, in order to make cable connecting piece go for the shielding conductor of multiple different size, in this application, cable pressure contact portion can also be set to adjustable, concrete: cable pressure contact portion comprises: tension disc, adjusting bolt and the adjusting portion being fixedly connected with Access Division; The front end of adjusting bolt is connected with tension disc through after the screw of adjusting portion, and adjusting bolt can regulate by the rotation at screw the relative distance of tension disc and screw.
The rotation of adjusting bolt in screw, can make tension disc and the adjusting portion generation relative displacement on connection and bolt top, after the Access Division of cable connecting piece is connected with card interface clamping, by rotation adjusting bolt, just can adjust the space between Access Division and ground connection substrate like this; Such as, when the grounding parts compression of shielding conductor is connected in to ground connection substrate, first can be by rotation adjusting bolt, be enough large by the space allocation between Access Division and ground connection substrate, by Access Division and card interface clamping, finally by rotation adjusting bolt, the grounding parts of shielding conductor is compressed and is connected on ground connection substrate again.In the application, the space between Access Division and ground connection substrate is adjustable, thus go for multiple different thicknesses specification, thus expand the scope of application of shielding conductor earthing device.
In actual applications, the cable connecting piece in the application can, according to the quantity of shielding conductor, be set to multiple.Like this, by using multiple cable connecting pieces respectively neat the arranging of each shielding conductor of access rack to be connected on ground connection substrate, thereby in improving the tidiness of whole rack, the also installation and maintenance of rack easily.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.For the device providing for embodiment, because its method providing with embodiment is corresponding, so description is fairly simple, relevant part illustrates referring to method part.
To the above-mentioned explanation of provided embodiment, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle provided in this article and features of novelty.
Claims (7)
1. a shielding conductor earthing device, is characterized in that, comprising: ground connection substrate and cable connecting piece;
Described ground connection substrate is connected with rack; Described cable connecting piece is for being connected the grounding parts of shielding conductor with described ground connection substrate; The grounding parts of described shielding conductor is the exposed opening of screen apart from the joint predeterminable range of shielding conductor;
The earthing device of described ground connection substrate and described rack is connected with earth connection.
2. shielding conductor earthing device according to claim 1, is characterized in that, also comprises: mounting panel:
Described mounting panel is ribbon and is provided with rack connecting hole and ground connection substrate connecting hole.
3. shielding conductor earthing device according to claim 2, is characterized in that, described ground connection substrate connecting hole is many groups or strip.
4. shielding conductor earthing device according to claim 3, is characterized in that, described cable connecting piece is provided with Access Division and cable pressure contact portion;
Described ground connection substrate is provided with the card interface with described Access Division adaptation;
Described Access Division and described card interface clamping, described cable pressure contact portion is for compressing the grounding parts of described shielding conductor to be connected in described ground connection substrate.
5. shielding conductor earthing device according to claim 4, is characterized in that, described cable pressure contact portion comprises:
Tension disc, adjusting bolt and the adjusting portion being fixedly connected with described Access Division;
The front end of described adjusting bolt is connected with described tension disc through after the screw of described adjusting portion, and described adjusting bolt can be by regulating the relative distance of described tension disc and described screw in the rotation of described screw.
6. shielding conductor earthing device according to claim 5, is characterized in that, described cable connecting piece includes multiple.
7. shielding conductor earthing device according to claim 6, is characterized in that, the size of described mounting panel is set to adapt to multiple rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427148.9U CN203967396U (en) | 2014-07-30 | 2014-07-30 | A kind of shielding conductor earthing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420427148.9U CN203967396U (en) | 2014-07-30 | 2014-07-30 | A kind of shielding conductor earthing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203967396U true CN203967396U (en) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420427148.9U Expired - Fee Related CN203967396U (en) | 2014-07-30 | 2014-07-30 | A kind of shielding conductor earthing device |
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| Country | Link |
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| CN (1) | CN203967396U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866621A (en) * | 2016-09-27 | 2018-04-03 | 上海泰胜风能装备股份有限公司 | Pylon encircling welding equipment |
| CN108663547A (en) * | 2017-03-28 | 2018-10-16 | 福特全球技术公司 | Earth-return circuit reduces device |
-
2014
- 2014-07-30 CN CN201420427148.9U patent/CN203967396U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866621A (en) * | 2016-09-27 | 2018-04-03 | 上海泰胜风能装备股份有限公司 | Pylon encircling welding equipment |
| CN107866621B (en) * | 2016-09-27 | 2023-09-22 | 上海泰胜风能装备股份有限公司 | Tower girth welding device |
| CN108663547A (en) * | 2017-03-28 | 2018-10-16 | 福特全球技术公司 | Earth-return circuit reduces device |
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| Date | Code | Title | Description |
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| 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: 20141126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |