CN203014331U - Plugging device of down-lead cable - Google Patents
Plugging device of down-lead cable Download PDFInfo
- Publication number
- CN203014331U CN203014331U CN 201220666237 CN201220666237U CN203014331U CN 203014331 U CN203014331 U CN 203014331U CN 201220666237 CN201220666237 CN 201220666237 CN 201220666237 U CN201220666237 U CN 201220666237U CN 203014331 U CN203014331 U CN 203014331U
- Authority
- CN
- China
- Prior art keywords
- cable
- plugging device
- downlead
- shell
- sealing
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 238000012856 packing Methods 0.000 claims description 13
- 239000000565 sealant Substances 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000013307 optical fiber Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000353097 Molva molva Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 238000004643 material aging Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a plugging device of down-lead cable. The plugging device of down-lead cable comprises a cylindrical casing of which an inner portion is a chamber, wherein one end of the casing is provided with a circular hole which is closely matched with the cable, the other end of the casing is provided with an opening which is matched with a steel pipe sleeved at an outer side of the cable, and the circular hole and the opening are respectively provided with a sealing strip or sealing rubber band. The plugging device can excellently protect a connection portion of the down-lead cable and the steel pipe, has properties of simple structure, convenient operation and strong practicality, can excellently solve a problem of sealing of the down-lead cable in a transformer substation, reduces hidden safety troubles of electrical cable and optical fiber caused by water leakage and icing and guarantees electrical production safety and safe and stable operation of an electric power system and a communication system.
Description
Technical field
The utility model relates to a kind of sealing tool, is specifically related to a kind of plugging device of downlead cable.
Background technology
For attractive in appearance and secure context are considered, cable or the optical cable of electric power and communication use are often taked buried mode, and the connected equipment such as transformer station is positioned on the ground, therefore need to arrange one section and draw lower optical cable (what is called is drawn lower optical cable, and to be the lower end be connected with buried optical cable, one section optical cable that the upper end is connected with converting equipment in transformer station).Under the drawing of transformer station, the outside of optical cable is arranged with steel pipe, and the opening part of steel pipe and draw between lower optical cable and have the gap need to seal.The sealing of drawing lower optical cable and cable is the technical barrier that the puzzlement electric power safety is produced always; anti-chamotte sealing is adopted in existing sealing of drawing lower optical cable and cable usually; yet through exposing to the weather; of long duration the phenomenon that anti-chamotte sealing place is loosening, even come off often can appear; leak thereby cause; corrosion underground cable, optical cable form potential safety hazard.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of plugging device of downlead cable, the steel pipe place is stretched out in downlead cable upper end carry out positiver sealing.
In order to solve the problems of the technologies described above, the utility model provides a kind of plugging device of downlead cable, comprising inner is that the shell of the cylindricality of cavity, an end of described shell offer and the close-fitting circular hole of described cable, and the other end of described shell offers the opening that matches with the steel pipe in the outside that is sheathed on described cable; Described circular hole and opening part are equipped with sealing joint strip or sealant tape.
As preferably, described shell comprises two and half housings that cut along the plane at its axis place and form, the inner surface of described half housing is provided with the raised line of ring-type, two described half housings combine bus place is provided with corresponding outwardly directed connection lug, and described connection lug is provided with connecting hole.
As preferably, the wall that two described half housings connect is provided with corresponding reference column and location hole.
As preferably, the plugging device of downlead cable of the present utility model also comprises the flexible packing ring that is positioned at shell, described packing ring also is divided into two sub-packing rings, and the inwall of described subpad circle and described cable closely cooperate, and the outer wall of described subpad circle and the inwall of described housing closely cooperate.
As preferably, the inwall of described subpad circle is provided with the projection of a plurality of ring-types.
As preferably, described shell is made by metal material.
Compared with prior art; the beneficial effect of the sealer of downlead cable of the present utility model is: can between lower optical cable and steel pipe, the joint plays a good protection to drawing; and simple in structure, easy to operate, practical; can solve well the sealing problem that substation architecture is drawn lower optical cable; reduce to the full extent and leak and the freezing potential safety hazard that cable, optical cable are caused; guarantee electrical production safety, guarantee the safe and stable operation of electric power system, communication system.
Description of drawings
Fig. 1 is the perspective view of one of them half housing of plugging device of the downlead cable of an embodiment of the present utility model;
Fig. 2 is the perspective view of another direction of Fig. 1;
Fig. 3 is the perspective view of the subpad circle that uses in the plugging device of downlead cable of an embodiment of the present utility model;
Fig. 4 is the perspective view of another direction of Fig. 3.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
In specification of the present utility model and claims, said cable comprises cable and optical cable.
Fig. 1 is the perspective view of one of them half housing of plugging device of the downlead cable of an embodiment of the present utility model; Fig. 2 is the perspective view of another direction of Fig. 1.Because the shape of two and half housings 1 of the plugging device that forms the downlead cable is identical, so only show one of them half housing 1 in figure.
As depicted in figs. 1 and 2, a kind of plugging device of downlead cable, comprising inner is that the shell of the cylindricality of cavity, an end of described shell offer and the close-fitting circular hole 14 of described cable, and the other end of described shell offers the opening 141 that matches with the steel pipe that is sheathed on described cable; Described circular hole 14 and opening 141 places are equipped with sealing joint strip or sealant tape (not shown).Owing to being half housing 1 shown in Fig. 1 and Fig. 2, thus circular hole 14 and shape this be semicircle for circular opening 141 cross section in the drawings.In use, the plugging device of downlead cable of the present utility model is enclosed within on cable, its opening part that is provided with an end of opening 141 and steel pipe coincide, and sticks sealant tape or adhesive tape, can realize and steel pipe between sealing.Be provided with circular hole 14 1 ends by the sealing between sheathed sealing joint strip or sealant tape realization and cable.
As preferred version, for the ease of seal operation, in the present embodiment, as depicted in figs. 1 and 2, described shell comprises along the plane by its axis and cuts two and half housings 1 that form, the inner surface of described half housing 1 is provided with that 18, two described half housings 1 of raised line of ring-type combine bus place is provided with outwardly directed connection lug 15, and described connection lug 15 is provided with connecting hole 151.Lug 15 preferably is symmetricly set on the both sides of half housing 1, is provided with four pairs in the present embodiment, and two and half housings 1 are firmly connected.After two and half housings 1 fasten, can connect by bolt or screw, as offer internal thread on connecting hole 151, can also can only offer connecting hole 151 by connecting between screw, use fastening two and half housings 1 of screw bolt and nut.When carrying out seal operation, can be enclosed within two and half housing 1 make-ups on cable like this, then two and half housings 1 are fastenedly connected, then use respectively sealing joint strip and/or sealant tape sealing circular hole 14 and opening 141 places to get final product.
As shown in Figure 1, in order to connect easily, the two and half relative faces of housing 1 are provided with corresponding reference column 17 and location hole 171.So-called relative set, refer to one and half housings 1 and be provided with reference column 17, the corresponding position of another half housing 1 is provided with location hole 171, when two and half housings 1 are buckled togather, reference column 17 is inserted in location hole 171, be convenient to installation, and be conducive to the position stability between two and half housings 1.
In order to reach better sealing effectiveness, the plugging device of the downlead cable of the present embodiment also comprises the flexible packing ring that is positioned at shell, as shown in Figure 3 and Figure 4, described packing ring also is divided into two sub-packing rings 2, inwall and the cable of subpad circle 2 closely cooperate, the inwall of the outer wall of subpad circle 2 and described half housing 1 closely cooperates, and that is to say that the outer wall of subpad circle 2 also arranges the circulus that matches with the inner surface of half housing 1.As shown in Figure 3 and Figure 4, the outer wall of subpad circle 2 is provided with the first projection 21 of a plurality of ring-types that be arranged in parallel, with the inwall of half housing 1 on a plurality of raised lines that be arranged in parallel 18 form and closely cooperate.As shown in Figure 4, as preferably, the inwall of described subpad circle 2 is provided with two projections 22 of a plurality of ring-types.As shown in Figure 3 and Figure 4, similar with the situation of shell, two synthetic complete packing rings of sub-packing ring 2, an end of packing ring is provided with the through hole 27 that only passes through for cable, and the other end of packing ring is provided with the opening 28 that coordinates with steel pipe.In Fig. 3 and Fig. 4, the through hole 27 on subpad circle 2 and the cross section of opening 28 are semicircle.
Near drawing of part cable sealing place stretched ﹑ to turn round bent ﹑ and clash into to wait and play a protective role in order to reach; and can effectively stop the material aging that in the Nature, De Leng ﹑ Re ﹑ Yang ﹑ ultraviolet ray and microbe etc. cause; described shell is made by the metal material of hard; can guarantee that shell has certain intensity, and can resist extraneous invasion and attack.In order to reach good sealing effectiveness, the flexible material of the good sealing effects such as the material employing rubber of subpad circle 2 is made.
Can be found out by foregoing description; the sealer of the downlead cable of the present embodiment; can play a good protection to joint between downlead cable and steel pipe; and simple in structure, easy to operate, practical; can solve well the sealing problem that substation architecture is drawn lower optical cable; reduce to the full extent and leak and the freezing potential safety hazard that cable, optical cable are caused, guarantee electrical production safety, guarantee the safe and stable operation of electric power system, communication system.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection range of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection range, this modification or be equal to replacement and also should be considered as dropping in protection range of the present utility model.
Claims (6)
1. the plugging device of a downlead cable, it is characterized in that, comprising inner is that the shell of the cylindricality of cavity, an end of described shell offer and the close-fitting circular hole of described cable, and the other end of described shell offers the opening that matches with the steel pipe in the outside that is sheathed on described cable; Described circular hole and opening part are equipped with sealing joint strip or sealant tape.
2. the plugging device of downlead cable as claimed in claim 1, it is characterized in that, described shell comprises two and half housings that cut along the plane at its axis place and form, the inner surface of described half housing is provided with the raised line of ring-type, two described half housings combine bus place is provided with corresponding outwardly directed connection lug, and described connection lug is provided with connecting hole.
3. the plugging device of downlead cable as claimed in claim 2, is characterized in that, the wall that two described half housings connect is provided with corresponding reference column and location hole.
4. the plugging device of downlead cable as claimed in claim 2, it is characterized in that, also comprise the flexible packing ring that is positioned at shell, described packing ring also is divided into two sub-packing rings, the inwall of described subpad circle and described cable closely cooperate, and the outer wall of described subpad circle and the inwall of described housing closely cooperate.
5. the plugging device of downlead cable as claimed in claim 4, is characterized in that, the inwall of described subpad circle is provided with the projection of a plurality of ring-types.
6. as the plugging device of the described downlead cable of claim 1-5 any one, it is characterized in that, described shell is made by metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666237 CN203014331U (en) | 2012-12-06 | 2012-12-06 | Plugging device of down-lead cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666237 CN203014331U (en) | 2012-12-06 | 2012-12-06 | Plugging device of down-lead cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203014331U true CN203014331U (en) | 2013-06-19 |
Family
ID=48605888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220666237 Expired - Fee Related CN203014331U (en) | 2012-12-06 | 2012-12-06 | Plugging device of down-lead cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203014331U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487904A (en) * | 2013-09-09 | 2014-01-01 | 白志强 | Optical cable electric cable quick plugging device |
| CN104111509A (en) * | 2014-07-24 | 2014-10-22 | 国网江西省电力公司吉安供电分公司 | Fixed connection protecting device used for common communication optical cable |
| CN104779575A (en) * | 2015-05-08 | 2015-07-15 | 魏德米勒电联接（上海）有限公司 | Self-sealing cable transition sleeve and cable entry device |
| CN107045169A (en) * | 2016-11-30 | 2017-08-15 | 国网浙江省电力公司嘉兴供电公司 | A kind of transformer station's leading in cable hat type blocks box |
| CN107632350A (en) * | 2016-07-18 | 2018-01-26 | 国网辽宁省电力有限公司丹东供电公司 | A kind of optical cable blocks pyrocondensation protection device |
| CN107728272A (en) * | 2017-11-10 | 2018-02-23 | 国网新疆电力有限公司培训中心 | Electric power optical cable and steel pipe space plugging device |
| CN108710183A (en) * | 2018-05-20 | 2018-10-26 | 新能量科技股份有限公司 | A kind of open air ADSS optical cables installation plugging device |
| CN109946800A (en) * | 2019-03-06 | 2019-06-28 | 内蒙古电力（集团）有限责任公司乌兰察布电业局 | A kind of Novel optical cable plugging device |
| CN113820804A (en) * | 2021-08-16 | 2021-12-21 | 国网浙江省电力有限公司泰顺县供电公司 | Transformer substation overhead ground wire composite optical cable down-leading structure |
-
2012
- 2012-12-06 CN CN 201220666237 patent/CN203014331U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487904A (en) * | 2013-09-09 | 2014-01-01 | 白志强 | Optical cable electric cable quick plugging device |
| CN104111509A (en) * | 2014-07-24 | 2014-10-22 | 国网江西省电力公司吉安供电分公司 | Fixed connection protecting device used for common communication optical cable |
| CN104779575A (en) * | 2015-05-08 | 2015-07-15 | 魏德米勒电联接（上海）有限公司 | Self-sealing cable transition sleeve and cable entry device |
| CN107632350A (en) * | 2016-07-18 | 2018-01-26 | 国网辽宁省电力有限公司丹东供电公司 | A kind of optical cable blocks pyrocondensation protection device |
| CN107632350B (en) * | 2016-07-18 | 2023-12-15 | 国网辽宁省电力有限公司丹东供电公司 | Optical cable shutoff pyrocondensation protection device |
| CN107045169A (en) * | 2016-11-30 | 2017-08-15 | 国网浙江省电力公司嘉兴供电公司 | A kind of transformer station's leading in cable hat type blocks box |
| CN107728272A (en) * | 2017-11-10 | 2018-02-23 | 国网新疆电力有限公司培训中心 | Electric power optical cable and steel pipe space plugging device |
| CN108710183A (en) * | 2018-05-20 | 2018-10-26 | 新能量科技股份有限公司 | A kind of open air ADSS optical cables installation plugging device |
| CN109946800A (en) * | 2019-03-06 | 2019-06-28 | 内蒙古电力（集团）有限责任公司乌兰察布电业局 | A kind of Novel optical cable plugging device |
| CN113820804A (en) * | 2021-08-16 | 2021-12-21 | 国网浙江省电力有限公司泰顺县供电公司 | Transformer substation overhead ground wire composite optical cable down-leading structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203014331U (en) | Plugging device of down-lead cable | |
| CN201656650U (en) | Seal connector for leading cable out of motor junction box | |
| CN203721972U (en) | Waterproof device for cable assembly and connector | |
| CN202127226U (en) | Cable sealing device | |
| CN203287593U (en) | High-seal optical cable connector box | |
| CN104104020A (en) | Safe power box | |
| CN204349063U (en) | A kind of nuclear power case water joint | |
| CN209434805U (en) | A kind of cable pore flexible environment friendly fire-resistant waterproof anti-corrosion plugging device | |
| CN201656410U (en) | Cable connector seal and locking protection device | |
| CN203481731U (en) | Inflation plug of cable pipe | |
| CN202050226U (en) | Underwater cable joint protective sleeve | |
| CN203774706U (en) | Pipe for cable protection | |
| CN203415706U (en) | High-voltage cable intermediate joint | |
| CN210898475U (en) | Power distribution cabinet wire inlet side plugging device | |
| CN202856048U (en) | Cable connector | |
| CN201112569Y (en) | Sealed binding post for conducting wire | |
| CN203951114U (en) | A kind of anti-explosion terminal box that is conducive to guarantee explosion insulation performance | |
| CN202134881U (en) | Cable seal head | |
| CN112072602A (en) | High tension cable protection pipe plugging device | |
| CN203522105U (en) | Self-sealing type cable sealing gland head | |
| CN203522032U (en) | Single-porcelain-bottle protective device | |
| CN2906852Y (en) | HV/LV line insulation bushing | |
| CN210780038U (en) | Power distribution cabinet outgoing line side plugging device | |
| CN201936766U (en) | Split structure for probe and switch box | |
| CN203883231U (en) | Waterproof plug |
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: 20130619 Termination date: 20161206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |