CN203617672U - Improved structure of left side copper housing used for crosslinked cable joint - Google Patents
Improved structure of left side copper housing used for crosslinked cable joint Download PDFInfo
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- CN203617672U CN203617672U CN201320771622.5U CN201320771622U CN203617672U CN 203617672 U CN203617672 U CN 203617672U CN 201320771622 U CN201320771622 U CN 201320771622U CN 203617672 U CN203617672 U CN 203617672U
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- copper pipe
- copper
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- shell
- pipe
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Abstract
The utility model relates to an improved structure of a left side copper housing used for a crosslinked cable joint. The improved structure of the left side copper housing comprises an inner copper pipe, an outer copper pipe and an insulating layer disposed at an external surface of the inner copper pipe and internal and external surfaces of the outer copper pipe; the insulating layer is of an integrated structure; the external diameter of the inner copper pipe is less than the internal diameter of the outer copper pipe, one end of the inner copper pipe and one end of the outer copper pipe are fixedly connected through the insulating layer, and the inner copper pipe and the outer copper pipe are not electrically connected; one end, far from the outer copper pipe, of the inner copper pipe is disposed to be of a necking structure; and the left side copper housing is provided with two grounding pins, one ends of the two grounding pins are respectively connected with the inner copper pipe and the outer copper pipe, and the other ends of the two grounding pins are connected with ground wires.
Description
Technical field
The utility model belongs to electric field, specifically refers to a kind of left side copper shell improvements structure for crosslinked cable intermediate connector outside shielding copper shell.
Background technology
In the time of the installation of long distance wiring or cable, the means that conventionally two cables will be connected together improve the length of cable.In cable, except including wire, conventionally also to include the insulating protective layer of screen and outside.In the time carrying out cable connection, must destroy screen and the insulating protective layer of junction.
For the insulating barrier of cable, as long as insulating tape etc. can be realized to insulation processing, but be not easy to realize with the protection intensity of junction.In addition, most important screen is very difficult to process, therefore, existing technology adopts the way of wearing helmet shell to cable junction to realize intensity to cable joint place and the processing of screen, but the existing helmet shell volume using is large, uses inconvenient, and cannot reach the shield effectiveness of former cable, easily be subject to external influence in joint, and then have influence on whole system, even sometimes whole system is brought to harm.
Utility model content
Of the present utility modelly be to provide a kind of left side copper skinning technique scheme for crosslinked cable intermediate connector outside shielding copper shell, can improve the shield effectiveness at cable joint position by the technical program, prevent having pore to produce while carrying out encapsulating in the inside of copper shell, and convenient operation.
The utility model is achieved through the following technical solutions:
The left side copper shell improvements structure that crosslinked cable joint is used, includes interior copper pipe, outer copper pipe and is arranged at the insulating barrier of interior copper pipe outer surface and outer copper pipe surfaces externally and internally; Described insulating barrier is structure as a whole; The external diameter of described interior copper pipe is less than the internal diameter of outer copper pipe, one end of interior copper pipe and one end of outer copper pipe be fixedly connected with by insulating barrier but in copper pipe with outer copper pipe without being electrically connected; The wall thickness of described outer copper pipe is greater than the wall thickness of interior copper;
Be set to throat structure at interior copper pipe away from one end of outer copper pipe, by an external diameter be less than the copper pipe of interior copper pipe internal diameter and connect in the connecting copper pipe of copper pipe and copper pipe form;
One end of described interior copper pipe extend into the middle part of outer copper pipe, the axial cross section that is arranged at the left side copper shell of the insulating barrier between interior copper pipe outer surface and outer copper pipe inner surface is U-shaped, and the thickness that is wherein positioned at the insulating barrier of copper pipe outer surface reduces to extreme direction gradually from U-shaped bottom;
On the copper shell of left side, be provided with two grounding legs, one end of two grounding legs is connected with outer copper pipe with interior copper pipe respectively, and the other end is for connecting with earth connection.
Described outer copper pipe and interior copper pipe away from one end be provided with jockey.
Described jockey is flange arrangement, is the flange outer sleeve or the flange inner sleeve that coordinate for same right side copper shell.
It is exposed layer that described interior copper pipe has part outer surface away from the side surface of one end of outer copper pipe, is not insulated layer and covers.
The beneficial effects of the utility model are:
Pass through the technical solution of the utility model, can improve the shield effectiveness at cable joint position, by the U-shaped structural design between interior copper pipe and outer copper pipe at left side copper shell, and U-shaped opening is greater than the width of bottom, improve the combination effect that pours into copper enclosure colloid and copper shell and cable joint, prevent from occurring pore in the bottom of U-shaped structure, prevent axially or radial rotating.
Accompanying drawing explanation
Fig. 1 is the left side copper shell mechanism schematic diagram of the utility model copper shell;
Fig. 2 is the left side copper shell left view of the utility model copper shell.
Embodiment
Describe by the following examples the technical solution of the utility model in detail, should be understood that, following embodiment is only exemplary, only can be used for explaining and explanation the technical solution of the utility model, and can not to be interpreted as is the restriction to technical solutions of the utility model.
A kind of crosslinked cable intermediate connector copper shell, while connection, shields and booster action junction for two cables.
Copper shell is made up of the two parts that can connect together, and is respectively left side copper shell and right side copper shell; In use, first by left side copper shell and right side copper shell respectively through two cable ends to be connected, carry out cable connection and insulate after left side copper shell is connected with right side copper shell.
As depicted in figs. 1 and 2, the left side copper shell of crosslinked cable intermediate connector copper shell includes interior copper pipe 4, outer copper pipe 9 and is arranged at the insulating barrier 1 of interior copper pipe outer surface and outer copper pipe surfaces externally and internally, and the insulating barrier 1 of described left side copper shell is structure as a whole.The internal diameter of interior copper pipe 4 matches for the cable penetrating with it, and the inside of outer copper pipe 9 is for holding the blank area structure of two cables.
The external diameter of described interior copper pipe 4 is less than the internal diameter of outer copper pipe 9, one end of interior copper pipe and one end of outer copper pipe be fixedly connected with by insulating barrier but in copper pipe with outer copper pipe without being electrically connected.And the tube wall of interior copper pipe is thinner than the tube wall of outer tube.
Be set to throat structure 5 at interior copper pipe 4 away from one end of outer copper pipe 9, by an external diameter be less than the copper pipe of interior copper pipe internal diameter and connect in the connecting copper pipe of copper pipe and copper pipe form; Be set in the present embodiment throat structure, in other embodiment of the application, also can throat structure be set according to the cable coordinating.
Described outer copper pipe 9 and interior copper pipe away from one end and one end of right copper pipe be provided with jockey 6.Described jockey is made up of flange outer sleeve and flange inner sleeve, and flange outer sleeve and flange inner sleeve are fixedly attached to respectively the end of outer copper pipe and right copper pipe.
Described flange inner sleeve and flange outer sleeve are cylinder mode, and wherein, flange inner sleeve includes stiff end and link, and stiff end is fixedly connected with copper shell, and link is for connecting with flange outer sleeve; The stiff end of described flange inner sleeve and the outer surface of link are L-shaped; The external diameter of stiff end is greater than the external diameter of link; Be provided with at least two grooves at the outer surface of link; The internal diameter of described flange outer sleeve is greater than the external diameter of flange inner sleeve link, is radially provided with screwed hole in flange outer sleeve, and described screwed hole matches with the groove of flange inner sleeve link.
One end of described interior copper pipe 4 extend into the middle part of outer copper pipe 9, and the axial cross section that is arranged at the left side copper shell of the insulating barrier between interior copper pipe outer surface and outer copper pipe inner surface is U-shaped 8; The thickness that is wherein positioned at the insulating barrier 10 of copper pipe outer surface reduces to extreme direction gradually from U-shaped bottom, such structure, in the time that copper shell is carried out to encapsulating, entering into U-shaped glue can be by air seal in U-shaped bottom, in improving shield effectiveness, the parts that prevent the air that is closed and cable produce oxidation reaction, damage performance and the life-span of cable.
It is exposed layer that described interior copper pipe all has part outer surface away from the side surface of one end of outer copper pipe, is not insulated layer and covers.
On the copper shell of left side, be provided with two grounding legs (31,32), one end of two grounding legs is connected with outer copper pipe with interior copper pipe respectively, and the other end is for connecting with earth connection; Described two grounding legs along in copper shell axial view, be connected with earth connection one end be centered close to the concentrically ringed same circumference of copper shell on.
Each grounding leg includes copper rod and is wrapped in the insulating barrier outside copper rod; Described two grounding legs are L shaped, and the one side wherein connecting for same earth connection is parallel with the center line of copper shell, the surface of the vertical copper shell in one side being connected with copper shell.
Described copper rod is L shaped, connects on one side with a copper pipe of copper shell, and another side is used for earth connection pressing; In described copper rod, for the not wrap insulate layer of end on one side of same earth connection pressing, remainder is enclosed with insulating barrier; In copper rod, for one side of same earth connection pressing, the approaching not wall thickness of the insulating barrier of the copper rod part of wrap insulate layer is less than the wall thickness of other parts insulating barrier; On the copper rod of described not wrap insulate layer, be provided with at least one circle groove, the cross-sectional centerline of described groove is perpendicular to the center line of copper rod.
Claims (4)
1. the left side copper shell improvements structure that crosslinked cable joint is used, is characterized in that: include interior copper pipe, outer copper pipe and be arranged at the insulating barrier of interior copper pipe outer surface and outer copper pipe surfaces externally and internally; Described insulating barrier is structure as a whole; The external diameter of described interior copper pipe is less than the internal diameter of outer copper pipe, one end of interior copper pipe and one end of outer copper pipe be fixedly connected with by insulating barrier but in copper pipe with outer copper pipe without being electrically connected; The wall thickness of described outer copper pipe is greater than the wall thickness of interior copper;
Be set to throat structure at interior copper pipe away from one end of outer copper pipe, by an external diameter be less than the copper pipe of interior copper pipe internal diameter and connect in the connecting copper pipe of copper pipe and copper pipe form;
One end of described interior copper pipe extend into the middle part of outer copper pipe, the axial cross section that is arranged at the left side copper shell of the insulating barrier between interior copper pipe outer surface and outer copper pipe inner surface is U-shaped, and the thickness that is wherein positioned at the insulating barrier of copper pipe outer surface reduces to extreme direction gradually from U-shaped bottom;
On the copper shell of left side, be provided with two grounding legs, one end of two grounding legs is connected with outer copper pipe with interior copper pipe respectively, and the other end is for connecting with earth connection.
2. the left side copper shell improvements structure that crosslinked cable joint according to claim 1 is used, is characterized in that: described outer copper pipe and interior copper pipe away from one end be provided with jockey.
3. the left side copper shell improvements structure that crosslinked cable joint according to claim 2 is used, is characterized in that: described jockey is flange arrangement, is the flange outer sleeve or the flange inner sleeve that coordinate for same right side copper shell.
4. the left side copper shell improvements structure that crosslinked cable joint according to claim 1 is used, is characterized in that: it is exposed layer that described interior copper pipe has part outer surface away from the side surface of one end of outer copper pipe, is not insulated layer and covers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320771622.5U CN203617672U (en) | 2013-11-26 | 2013-11-26 | Improved structure of left side copper housing used for crosslinked cable joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320771622.5U CN203617672U (en) | 2013-11-26 | 2013-11-26 | Improved structure of left side copper housing used for crosslinked cable joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203617672U true CN203617672U (en) | 2014-05-28 |
Family
ID=50770295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320771622.5U Expired - Fee Related CN203617672U (en) | 2013-11-26 | 2013-11-26 | Improved structure of left side copper housing used for crosslinked cable joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203617672U (en) |
-
2013
- 2013-11-26 CN CN201320771622.5U patent/CN203617672U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 315137 Yinzhou District City, Ningbo province Yunlong Town before Xu Village Patentee after: NINGBO DONGHAO ELECTRIC POWER TECHNOLOGY CO.,LTD. Address before: 315137 Zhejiang province Ningbo City Yunlong Industrial Zone Yinzhou District Yunlong Town Cloud Hui Lu East first Patentee before: NINGBO JOBHOST CABLE ACCESSORIES CO.,LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20211126 |