CN205303731U - Around packet mode intermediate head cable - Google Patents
Around packet mode intermediate head cable Download PDFInfo
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- CN205303731U CN205303731U CN201620010061.0U CN201620010061U CN205303731U CN 205303731 U CN205303731 U CN 205303731U CN 201620010061 U CN201620010061 U CN 201620010061U CN 205303731 U CN205303731 U CN 205303731U
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- conductive layer
- packet mode
- mode transition
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Abstract
The utility model provides an around packet mode intermediate head cable relates to the power cable field. Including two sections cables, two sections cables are provided with conductor sinle silk, major insulation layer, main semi -conductive layer and shielding layer from inside to outside, and the one end of each section cable has stripped shielding layer, main semi -conductive layer and major insulation layer, expose main semi -conductive layer, major insulation layer and conductor sinle silk outward in proper order, should connect the cable and still include: the conductor connecting pipe, the both ends of conductor connecting pipe are overlapped respectively and are established outside two sections exerted conductor sinle silks, first semi -conductive layer, first semi -conductive layer cladding is outside the conductor connecting pipe, the second semi -conductive layer, the cladding of second semi -conductive layer is outside exerted two sections main semi -conductive layers, the first insulation layer, the cladding of first insulation layer is outside first semi -conductive layer, second semi -conductive layer and exerted major insulation layer. The utility model provides an around packet mode intermediate head cable has good waterproof and insulating properties.
Description
Technical field
This utility model relates to power cable field, in particular to one around packet mode transition joint cable.
Background technology
In the procedures of establishment of cable, when the length of cable is less than when laying length, need to be formed adapter lead laid by two sections or the connection of multistage cable, the conductor thread core UNICOM of cable is made to form continuous circuits, the jointing requirements of adapter lead has certain insulation and sealing property, meets electrical insulation properties, rational in infrastructure, adapting to the requirements such as environment, what the fine or not direct relation cable run of joint construction fabricating quality ran stablizes.
The joint quality fault of adapter lead ratio in all kinds of faults can not be ignored, and time and manpower and materials are also significantly high spent by its repairing, therefore joint quality is improved, reduce joint fault rate, it is reduce repairing quantity, extending connector cable service life, improve the effective means of electrical network power supply reliability.
Utility model content
The purpose of this utility model is in that to provide a kind of around packet mode transition joint cable, to improve above-mentioned problem.
This utility model is achieved in that
A kind of around packet mode transition joint cable, including two sections of cables, two sections of cables are disposed with conductor thread core, main insulating layer, main semi-conductive layer and screen layer all from inside to outside, one end of each section of cable has divested screen layer, main semi-conductive layer and main insulating layer respectively, expose outside the main semi-conductive layer being arranged in screen layer, the main insulating layer being arranged in main semi-conductive layer and the conductor thread core being arranged in main insulating layer successively, described also include around packet mode transition joint cable:
Conductor connecting tube, the two ends of described conductor connecting tube are respectively sleeved at outside two sections of described conductor thread cores exposed, and the described conductor thread core exposed two sections connects;
First semi-conductive layer, described first semi-conductive layer is coated on outside described conductor connecting tube, and the described main insulating layer that the two ends of described first semi-conductive layer are exposed with two sections respectively is combined;
Second semi-conductive layer, described second semi-conductive layer is coated on outside two sections exposed described main semi-conductive layers, and the two ends of described second semi-conductive layer are combined with screen layer and the main insulating layer exposed respectively;
First insulating barrier, described first insulating barrier is coated on outside described first semi-conductive layer, described second semi-conductive layer and the described main insulating layer that exposes, and the two ends of described first insulating barrier are combined with two sections of described screen layers respectively.
As above around packet mode transition joint cable, it is preferable that also including copper mesh set around packet mode transition joint cable, described copper mesh set is set in outside described first insulating barrier, the two ends of described copper mesh set are arranged with for by constant force spring fixing for described copper mesh set.
As above around packet mode transition joint cable, it is preferable that being also wrapped on the second insulating barrier outside described second semi-conductive layer, described first insulating barrier is coated on outside described second insulating barrier.
As above around packet mode transition joint cable, it is preferable that described copper mesh set is coated with waterproof layer.
As above around packet mode transition joint cable, it is preferable that described waterproof layer is PVC tape layer.
As above around packet mode transition joint cable, it is preferable that described waterproof layer is coated with armored protective layer.
As above around packet mode transition joint cable, it is preferable that the reagency wimble structure that the end of described main insulating layer is tapered.
As above around packet mode transition joint cable, it is preferable that described second semi-conductive layer is that semiconductor tape holds structure.
As above around packet mode transition joint cable, it is preferable that described second insulating barrier is that insulating tape holds structure.
As above around packet mode transition joint cable, it is preferable that described conductor connecting tube is conductor connecting tube made of copper.
For prior art, what this utility model provided has following beneficial effect around packet mode transition joint cable:
This utility model provide around packet mode transition joint cable, the conductor thread core that two sections of cables are exposed by conductor connecting tube is adopted to connect, and the first semi-conductive layer being coated on outside conductor connecting tube is set, it is coated on the second semi-conductive layer outside the two sections of main semi-conductive layers exposed, and by the first semi-conductive layer, the second semi-conductive layer and expose main insulating layer cladding the first insulating barrier, it is thus possible to enable two sections of cables to link together closely, the waterproof and insulate of the adapter lead formed is functional, is effectively ensured the use safety of phase adapter lead.
For making above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and coordinate appended accompanying drawing, it is described in detail below.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, the accompanying drawing used required in embodiment will be briefly described below, it is to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope it is not construed as, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other relevant accompanying drawings according to these accompanying drawings.
The structural representation around packet mode transition joint cable that Fig. 1 provides for this utility model first embodiment;
The sectional view at the second insulating barrier place around packet mode transition joint cable that Fig. 2 provides for this utility model first embodiment;
The sectional view at the first semi-conductive layer place around packet mode transition joint cable that Fig. 3 provides for this utility model first embodiment;
The structural representation around packet mode transition joint cable that Fig. 4 provides for this utility model the second embodiment.
Wherein, the corresponding relation between accompanying drawing labelling and component names is as follows:
Conductor thread core 101, main insulating layer 102, main semi-conductive layer 103, screen layer 104, conductor connecting tube 105; first semi-conductive layer 106, the second semi-conductive layer 107, the first insulating barrier 108, copper mesh set 109; second insulating barrier 110, constant force spring 111, waterproof layer 112, armored protective layer 113.
Detailed description of the invention
In the procedures of establishment of cable, when the length of cable is less than when laying length, need to be formed adapter lead laid by two sections or the connection of multistage cable, the conductor thread core UNICOM of adapter lead is made to form continuous circuits, the jointing requirements of adapter lead has certain insulation and sealing property, meets electrical insulation properties, rational in infrastructure, adapting to the requirements such as environment, what the fine or not direct relation cable run of joint construction fabricating quality ran stablizes. The joint quality fault of adapter lead ratio in all kinds of faults can not be ignored, and time and manpower and materials are also significantly high spent by its repairing, therefore joint quality is improved, reduce joint fault rate, it is reduce repairing quantity, extending connector cable service life, improve the effective means of electrical network power supply reliability. Inventor observes and research discovery through long-term, it is proposed that the cable that this utility model embodiment provides is around packet mode transition joint.
Below in conjunction with accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Generally can with various different configurations arrange and design with the assembly of this utility model embodiment that illustrate described in accompanying drawing herein. Therefore, below the detailed description of the embodiment of the present utility model provided in the accompanying drawings is not intended to limit claimed scope of the present utility model, but is merely representative of selected embodiment of the present utility model. Based on embodiment of the present utility model, the every other embodiment that those skilled in the art obtain under the premise not making creative work, broadly fall into the scope of this utility model protection.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than the equipment of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic. Thus, define " first ", the feature of " second " can express or implicitly include one or more these features. In description of the present utility model, " multiple " are meant that two or more, unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, for instance, it is possible to it is fixing connection, it is also possible to be removably connect, or integral; Can be mechanically connected, it is also possible to be electrical connection; Can be joined directly together, it is also possible to be indirectly connected to by intermediary, it is possible to be connection or the interaction relationship of two elements of two element internals. For the ordinary skill in the art, it is possible to understand above-mentioned term concrete meaning in this utility model as the case may be.
In this utility model, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score can include the first and second features and directly contact, it is also possible to include the first and second features and be not directly contact but by the other characterisation contact between them.And, fisrt feature second feature " on ", " top " and " above " include fisrt feature directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature. Fisrt feature second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of fisrt feature level height less than second feature.
Embodiment one
Consult Fig. 1-3, this utility model embodiment provides a kind of around packet mode transition joint cable, two sections of cables are included around packet mode transition joint cable, two sections of cables set gradually conductor thread core 101 all from inside to outside, main insulating layer 102, main semi-conductive layer 103 and screen layer 104, every section of cable has all divested screen layer 104 and main semi-conductive layer 103 for the one end connected, thus exposing outside conductor thread core 101 successively in the end of two sections of cables, main insulating layer 102 and main semi-conductive layer 103, the length of the main semi-conductive layer 103 exposed is to be not less than 20mm for the best, the length of the conductor thread core 101 exposed is with about 300mm for the best. conductor connecting tube the 105, first semi-conductive layer the 106, second semi-conductive layer 107 and the first insulating barrier 108 is also included around packet mode transition joint cable.
Wherein, the two ends of conductor connecting tube 105 are respectively sleeved at outside the conductor thread core 101 that two sections of cables expose outside, the external diameter of the pipe diameter size of conductor connecting tube 105 and conductor thread core 101 matches, its material is with copper for the best, guarantee the conductor thread core 101 of two sections of cables to couple together rear conductive effect well, certainly, in the present embodiment, the material of conductive connection tube is not limited only to copper, for instance can also adopt aluminum alloy materials.
First semi-conductive layer 106 is then coated on outside conductor connecting tube 105, and first the two ends of semi-conductive layer 106 be also coated on two sections of main insulating layers exposed 102 near the marginal portion of conductor connecting tube 105, conductor connecting tube 105 and the conductor thread core 101 exposed are completely encapsulated in the first semi-conductive layer 106, thus effectively reducing the field intensity on conductor thread core 101 surface, make Electric Field Distribution uniform.
Second semi-conductive layer 107 is then coated on outside these the two sections main semi-conductive layers 103 exposed, to adopt the semiconductor tape holding structure for preferably embodiment, and second the two ends of semi-conductive layer 107 be also coated on the marginal portion of the screen layer 104 adjacent with main semi-conductive layer 103 and main insulating layer 102, thus by the gap between screen layer 104 and main semi-conductive layer 103 and the gap sealing between main semi-conductive layer 103 and main insulating layer 102. Second semi-conductive layer 107 is coated with the length of main insulating layer 102 and screen layer 104 with about 5mm for preferably.
First insulating barrier 108 is coated on outside first semi-conductive layer the 106, second semi-conductive layer 107 and the main insulating layer 102 that exposes, and first insulating barrier 108 be also coated on the edge of screen layer 104 of adjacent two section cable, part between the screen layer 104 of two sections of adjacent cables is coated with completely, plays the effect of insulation.
In order to play good insulation effect, the thickness of the main insulating layer 102 of cable generally should not be excessively thin, and therefore, the external diameter of conductor connecting tube 105 is relatively big with the drop of main insulating layer 102 external diameter, is not easy to the setting of the first semi-conductive layer 106. In consideration of it, in the present embodiment, the reagency wimble structure that the end of main insulating layer 102 is tapered, the direction of its end conductor 801 connecting tube 105 tapers into, and forms smooth transition, and inventor is through putting into practice discovery in a large number, when transition length is 30-40mm, the covered effect of the first semiconductor layer is best.
For further enhancing the insulation effect around packet mode transition joint cable, in the present embodiment, it is additionally provided with the second insulating barrier 110, second insulating barrier 110 is arranged between the second semi-conductive layer 107 and the first insulating barrier 108, second insulating barrier 110 adopts the mode of insulating tape to surround outside the second semi-conductive layer 107, the two ends of the second insulating barrier 110 are beyond the edge certain distance of the second semi-conductive layer 107, according to putting into practice discovery in a large number, the total length of the second insulating barrier 110 is with about 55mm for the best, by arranging the second insulating barrier 110, make further around packet mode transition joint cable insulation effect more preferably.
Additionally; in order to the first insulating barrier 108 is played a good protection and signal shielding effect; in the present embodiment; outside the first insulating barrier 108, also it is arranged with copper mesh set 109; overlap the two ends overcoat constant force spring 111 of 109 at copper mesh, copper mesh is overlapped 109 and is firmly fixed to outside the first insulating barrier 108 to prevent copper mesh set 109 from loosening by constant force spring 111 simultaneously.
Embodiment two
Consulting Fig. 4, what the present embodiment provided is the improvement carried out on the basis of embodiment one around packet mode transition joint cable, is not directed to part and refers to the description in embodiment one in the present embodiment.
It is set in the set of the copper mesh outside the first insulating barrier 108 109 can the first insulating barrier 108 be played a good protection, simultaneously, moreover it is possible to play the effect of signal shielding, it is to avoid neighbouring signal cable is produced signal disturbing.
For the cable of outdoor laying, due to outdoor rugged environment, it is therefore desirable to cable has good water resistance. In view of this, the present embodiment provide around packet mode transition joint cable arrange copper mesh set 109 basis on done further improvement.
Concrete, what the present embodiment provided is additionally provided with waterproof layer 112 around packet mode transition joint cable, waterproof layer 112 is coated on outside copper mesh set 109, waterproof layer 112 should adopt the mode of PVC tape to surround outside copper mesh set 109, by arranging waterproof layer 112, make further around packet mode transition joint cable waterproof better effects if. In the present embodiment, the edge of waterproof layer 112 is with edge about the 60mm beyond copper mesh set 109 for the best.
Cable is in the process laid, and its surface is easily worn. Affecting waterproof effect for avoiding the waterproof layer 112 around the joint of packet mode transition joint cable to wear and tear, what the present embodiment provided is arranging on the basis of waterproof layer 112 around packet mode transition joint cable, then at one layer of armored protective layer 113 of waterproof layer 112 outer cladding. Play a very good protection by arranging the joint of armored protective layer 113 energy opposing connection packet mode transition joint cable, it is prevented that waterproof layer 112 is worn, meanwhile, improve the tensile strength around packet mode transition joint cable and comprcssive strength further.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for a person skilled in the art, this utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (10)
1. one kind around packet mode transition joint cable, including two sections of cables, two sections of cables are disposed with conductor thread core, main insulating layer, main semi-conductive layer and screen layer all from inside to outside, one end of each section of cable has divested screen layer, main semi-conductive layer and main insulating layer respectively, expose outside the main semi-conductive layer being arranged in screen layer, the main insulating layer being arranged in main semi-conductive layer and the conductor thread core being arranged in main insulating layer successively, it is characterized in that, described also include around packet mode transition joint cable:
Conductor connecting tube, the two ends of described conductor connecting tube are respectively sleeved at outside two sections of described conductor thread cores exposed, and the described conductor thread core exposed two sections connects;
First semi-conductive layer, described first semi-conductive layer is coated on outside described conductor connecting tube, and the described main insulating layer that the two ends of described first semi-conductive layer are exposed with two sections respectively is combined;
Second semi-conductive layer, described second semi-conductive layer is coated on outside two sections exposed described main semi-conductive layers, and the two ends of described second semi-conductive layer are combined with screen layer and the main insulating layer exposed respectively;
First insulating barrier, described first insulating barrier is coated on outside described first semi-conductive layer, described second semi-conductive layer and the described main insulating layer that exposes, and the two ends of described first insulating barrier are combined with two sections of described screen layers respectively.
2. according to claim 1 around packet mode transition joint cable, it is characterised in that also to include copper mesh set, described copper mesh set is set in outside described first insulating barrier, and the two ends of described copper mesh set are arranged with for by constant force spring fixing for described copper mesh set.
3. according to claim 2 around packet mode transition joint cable, it is characterised in that being also wrapped on the second insulating barrier outside described second semi-conductive layer, described first insulating barrier is coated on outside described second insulating barrier.
4. according to claim 2 around packet mode transition joint cable, it is characterised in that described copper mesh set is coated with waterproof layer.
5. according to claim 4 around packet mode transition joint cable, it is characterised in that described waterproof layer is PVC tape layer.
6. according to claim 5 around packet mode transition joint cable, it is characterised in that described waterproof layer is coated with armored protective layer.
7. according to claim 1 around packet mode transition joint cable, it is characterised in that the reagency wimble structure that the end of described main insulating layer is tapered.
8. according to claim 6 around packet mode transition joint cable, it is characterised in that described second semi-conductive layer is that semiconductor tape holds structure.
9. according to claim 3 around packet mode transition joint cable, it is characterised in that described second insulating barrier is that insulating tape holds structure.
10. according to claim 6 around packet mode transition joint cable, it is characterised in that described conductor connecting tube is conductor connecting tube made of copper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620010061.0U CN205303731U (en) | 2016-01-06 | 2016-01-06 | Around packet mode intermediate head cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620010061.0U CN205303731U (en) | 2016-01-06 | 2016-01-06 | Around packet mode intermediate head cable |
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| Publication Number | Publication Date |
|---|---|
| CN205303731U true CN205303731U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620010061.0U Active CN205303731U (en) | 2016-01-06 | 2016-01-06 | Around packet mode intermediate head cable |
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| CN (1) | CN205303731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245022A (en) * | 2018-09-19 | 2019-01-18 | 吉唯达(上海)电气有限公司 | A kind of wrapped transition joint of cable and its manufacture craft |
-
2016
- 2016-01-06 CN CN201620010061.0U patent/CN205303731U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109245022A (en) * | 2018-09-19 | 2019-01-18 | 吉唯达(上海)电气有限公司 | A kind of wrapped transition joint of cable and its manufacture craft |
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