CN103762529A - Cable sheath - Google Patents
Cable sheath Download PDFInfo
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- CN103762529A CN103762529A CN201410057284.8A CN201410057284A CN103762529A CN 103762529 A CN103762529 A CN 103762529A CN 201410057284 A CN201410057284 A CN 201410057284A CN 103762529 A CN103762529 A CN 103762529A
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- conducting strip
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- cable cover
- cable
- conductive pole
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Abstract
The invention provides a cable sheath. The cable sheath comprises an insulation base, a supporting part, an electric conduction post and a grounding wire. The insulation base is provided with insertion holes where cable connectors are inserted into, electric conduction portions are arranged on the inner walls of the insertion holes, and the cable connectors are electrically connected with the electric conduction portions after being inserted into the insertion holes. The supporting part is arranged on the insulation base. The electric conduction post is movably arranged on the supporting part and can be connected with or disconnected from the electric conduction portions through moving. The grounding wire is electrically connected with the electric conduction post. According to the cable sheath, the electric conduction post can be connected with or disconnected from the electric conduction portions on the insulation base through moving according to actual conditions so that the cable connectors can be selectively grounded or not, the cable connectors are not grounded when users may use a reserve power supply and are grounded when the users do not use the reserve power supply, and therefore the construction safety can be improved on the premise of not damaging electric appliances of the users.
Description
Technical field
The present invention relates to technical field of power systems, more particularly, relate to a kind of cable cover(ing).
Background technology
In electric power system, often need in tunnel or groove, carry out cable construction, generally, have twenty or thirty bar and even more move bunch of cables near job location, every bunch of cables is comprised of multi-cable, and all has cable joint on every cable.Execute man-hour requirement low-voltage cable joint is removed, but leaky more easily occurs at cable joint place, if when staff works, these operation cables leak electricity suddenly, can damage staff, lead to security incident, have larger potential safety hazard.
In order to guarantee construction safety, operating personnel can carry out ground protection to the low-voltage cable joint of removing, and still, when cable joint ground connection, if exist user to use stand-by power supply, the situation of power transmission can occur down, easily user's electrical equipment are caused to damage.
In sum, how realizing and not damaging under the prerequisite of consumer electronics, improve the fail safe of construction, is current those skilled in the art technical problems urgently to be resolved hurrily.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of cable cover(ing), to realize, do not damaging under the prerequisite of consumer electronics, improve the fail safe of construction.
In order to achieve the above object, the invention provides following technical scheme:
A kind of cable cover(ing), comprising:
Insulating base, described insulating base has the jack that current supply cable joint inserts, and the inwall of described jack has conductive part, and described cable joint is electrically connected with described conductive part after inserting described jack;
Be arranged on the strutting piece on described insulating base;
Be arranged on movably the conductive pole on described strutting piece, described conductive pole can be realized and being connected and disconnection of described conductive part by movement;
The earth connection being electrically connected with described conductive pole.
Preferably, above-mentioned cable cover(ing) also comprises the first conducting strip and the second conducting strip that are arranged on described strutting piece, described the first conducting strip is near described conductive part, described conductive pole can move axially and be fixedly connected with described the second conducting strip by relatively described the first conducting strip, and described earth connection around described conductive pole on the periphery between described the first conducting strip and described the second conducting strip.
Preferably, in above-mentioned cable cover(ing), described conductive pole is screw, offers the screwed hole with described screw fit on described the first conducting strip.
Preferably, in above-mentioned cable cover(ing), described strutting piece comprises the first side plate and the second side plate that are oppositely arranged, and one end of described the first conducting strip is fixedly connected with the top of described the first side plate, and the other end is fixedly connected with the top of described the second side plate; Described the second conducting strip is movably located between described the first side plate and described the second side plate.
Preferably, in above-mentioned cable cover(ing), described the first conducting strip and described the second conducting strip are copper sheet.
Preferably, in above-mentioned cable cover(ing), described insulating base consists of the multiple insulating sleeves that connect successively, and each described insulating sleeve all has described jack, and described insulating sleeve is corresponding one by one with described cable joint.
Preferably, in above-mentioned cable cover(ing), between two adjacent described insulating sleeves, removably connect.
Preferably, in above-mentioned cable cover(ing), on the lateral wall of one of them insulating sleeve of two adjacent described insulating sleeves, be provided with draw-in groove, on the lateral wall of another insulating sleeve, be provided with the spacing preiection that can be fastened in described draw-in groove.
Preferably, in above-mentioned cable cover(ing), on described insulating sleeve, be provided with the LED light being electrically connected with described conductive part.
Preferably, in above-mentioned cable cover(ing), described insulating sleeve is cylindrical sleeves, and described jack is cylindrical hole.
From above-mentioned technical scheme, can find out, cable cover(ing) provided by the invention comprises insulating base, strutting piece, conductive pole and earth connection: wherein, insulating base has the jack that current supply cable joint inserts, and the inwall of this jack has conductive part, and is electrically connected with conductive part after cable joint insertion jack; Strutting piece is arranged on insulating base; Conductive pole is arranged on strutting piece movably, and this conductive pole can be realized and being connected and disconnection of conductive part by movement; Earth connection is electrically connected with conductive pole.
The present invention inserts cable joint in the jack of insulating base after cable joint is removed, and insulating base is located on cable joint, has realized the insulation protection of cable joint.When needs ground connection, the present invention can move conductive pole to the direction of conductive part, conductive pole is electrically connected, because above-mentioned conductive part is electrically connected with cable joint, so realized the ground protection of cable joint with the conductive part on jack inwall; When not needing ground connection, conductive pole is moved to the direction away from conductive part, the conductive part on conductive pole and jack inwall is disconnected, can realize the earth-free of cable joint.
In summary, cable cover(ing) provided by the invention can make conductive pole be connected or disconnect with the conductive part on insulating base by mobile conductive pole according to actual conditions, thereby select ground connection or earth-free, earth-free when having may produce user and use stand-by power supply time, there is not ground connection while using stand-by power supply, and then can not damage under the prerequisite of consumer electronics in assurance, improve the fail safe of construction.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention 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, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, 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 the cable cover(ing) that provides of the embodiment of the present invention while inserting cable joint;
Fig. 2 is the local structural graph of the cable cover(ing) that provides of the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of cable cover(ing), has reduced cable joint the situation of electric leakage occurs, and then reduced potential safety hazard.
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to accompanying drawing 1-2, the cable cover(ing) that the embodiment of the present invention provides comprises insulating base, strutting piece, conductive pole 3 and earth connection 2: wherein, insulating base has the jack that current supply cable joint 01 inserts, and the inwall of this jack has conductive part, and cable joint 01 is electrically connected with conductive part after inserting jack; Strutting piece is arranged on insulating base; Conductive pole 3 is arranged on strutting piece movably, and this conductive pole 3 can be realized and being connected and disconnection of conductive part by movement; Earth connection 2 is electrically connected with conductive pole 3.
The present invention inserts cable joint 01 in the jack of insulating base after cable joint 01 is removed, and insulating base is located on cable joint 01, has realized the insulation protection of cable joint 01.When needs ground connection, the present invention can move conductive pole 3 to the direction of conductive part, and conductive pole 3 is electrically connected with the conductive part on jack inwall, because above-mentioned conductive part is electrically connected with cable joint 01, so realized the ground protection of cable joint 01; When not needing ground connection, conductive pole 3 is moved to the direction away from conductive part, conductive pole 3 and the conductive part on jack inwall are disconnected, can realize the earth-free of cable joint 01.
In summary, cable cover(ing) provided by the invention can make conductive pole 3 be connected or disconnect with the conductive part on insulating base by mobile conductive pole 3 according to actual conditions, thereby select ground connection or earth-free, earth-free when having may produce user and use stand-by power supply time, there is not ground connection while using stand-by power supply, and then can not damage under the prerequisite of consumer electronics in assurance, improve the fail safe of construction.
In the present invention's one specific embodiment, cable cover(ing) also comprises the first conducting strip 4 and the second conducting strip 6 that are arranged on strutting piece, the first conducting strip 4 is near conductive part, conductive pole 3 can move axially and be fixedly connected with the second conducting strip 6 by relative the first conducting strip 4, and earth connection 2 around conductive pole 3 on the periphery between the first conducting strip 4 and the second conducting strip 6.As shown in Figure 2, when needs ground connection, the conductive pole 3 that moves up, makes conductive pole 3 be connected with the conductive part on jack inwall, and then realizes the ground protection of cable joint 01; When conductive pole 3 moves, the second conducting strip 6 can move on together simultaneously, the now Distance Shortened between the first conducting strip 4 and the second conducting strip 6, both cooperations can clamp earth connection 2, thereby improved the fixed effect of earth connection 2, can avoid earth connection 2 because of rocking that external force produces, and then improve security reliability; When not needing ground connection, move down conductive pole 3, make conductive pole 3 depart from conductive part, can avoid occurring the situation of power transmission when user uses stand-by power supply, and then avoid user's electrical equipment to cause damage.
In addition, this law is bright has realized being electrically connected of earth connection 2 and conductive pole 3 by earth connection 2 is wrapped on conductive pole 3, be convenient to the installation of earth connection 2; Certainly, above-mentioned earth connection 2 can also be connected with conductive pole 3 by welding or other modes.
Conductive pole 3 is preferably screw, offers the screwed hole with screw fit on the first conducting strip 4.The present invention is by upper and lower turn screw, realized screw in its axial movement, and then realize cable joint 01 ground connection and earth-free between conversion, convenient operation, simultaneously because the first conducting strip 4 and screw are for being threaded, that can avoid that conductive pole 3 occurs moves freely, and has improved security reliability.Interchangeable, above-mentioned conductive pole 3 can also be pin, passes through clamp pin when adjusting the position of pin.
In the present invention's one specific embodiment, strutting piece comprises that the first side plate 5 of being oppositely arranged and one end of the second side plate 7, the first conducting strips 4 are fixedly connected with the top of the first side plate 5, and the other end is fixedly connected with the top of the second side plate 7; The second conducting strip 6 is movably located between the first side plate 5 and the second side plate 7, it should be noted that, the top of above-mentioned two side plates is the one end near conductive part.As shown in Figure 2, the first conducting strip 4 is set up between the first side plate 5 and the second side plate 7, and now the first conducting strip 4 is better with the bonding strength of strutting piece, can play good supporting role to conductive pole 3, and strutting piece is relatively simple for structure simultaneously, is convenient to assembling.Certainly, above-mentioned strutting piece can also be back-up block or bracing frame.
Further, the first conducting strip 4 and the second conducting strip 6 are copper sheet.When ground connection, the present invention has improved conductivity by copper sheet, and by immediately ground wire 2 of two copper piece clips, has improved the steadiness of earth connection 2.Copper sheet has good conductivity and support strength, and cost is lower simultaneously.Above-mentioned two conducting strips can also other materials, as iron plate etc.
As shown in Figure 1, insulating base consists of the multiple insulating sleeves 1 that connect successively, and each insulating sleeve 1 all has jack, and insulating sleeve 1 is corresponding one by one with cable joint 01.The present invention has realized the insulating protection to cable joint 01 by insulating sleeve 1, insulating sleeve 1 relatively simple for structure; And only need cable joint 01 to insert the installation that can complete cable joint 01 in the jack of insulating sleeve 1, improved installation effectiveness.In addition, above-mentioned each insulating sleeve 1 can insert by current supply cable joint 01 respectively, and this insulating base can be realized the insulation protection of multi-cable joint 01, has reduced the number of insulating sleeve, is easy to carry and installs.Certainly, according to actual cable arrangement, on insulating base, can also only comprise an insulating sleeve 1.
In the cable cover(ing) that above-described embodiment provides, between two adjacent insulating sleeves 1, removably connect.When each cable joint 01 length of obtaining when a bunch of cables separated time is different, the present invention can take cable joint 01 apart, then makes cable joint 01 be set in one by one in each insulating sleeve 1, is convenient to the installation of cable joint 01; And can also reduce the bending that each cable joint 01 occurs.
Further, on the lateral wall of one of them insulating sleeve 1 of two adjacent insulating sleeves 1, be provided with draw-in groove 11, on the lateral wall of another insulating sleeve 1, be provided with the spacing preiection 12 that can be fastened in draw-in groove 11.The present invention has realized removably connecting of two insulating sleeves 1 by the engaging of draw-in groove 11 and spacing preiection 12, is convenient to the connection of two insulating sleeves 1 and separates.Certainly, above-mentioned two adjacent insulating sleeves 1 can also be threaded connection or other modes realize detachable being connected.
In order further to optimize technique scheme, on insulating sleeve 1, be provided with the LED light being electrically connected with conductive part.The present invention can be known the energising situation of checking cable joint 01 by LED light, when LED light is bright, illustrate that cable joint 01 switches on, and reminds staff that work is careful, and then reduces the situation of getting an electric shock of occurring; When LED light does not work, cable joint 01 ground protection is described, now fail safe is better.
In the present invention's one specific embodiment, insulating sleeve 1 is cylindrical sleeves, and jack is cylindrical hole.The shape of above-mentioned insulating sleeve 1 and jack is convenient to processing, can coordinate preferably with cable joint 01 simultaneously, can also reduce the wearing and tearing to cable.Above-mentioned insulating sleeve 1 can also be rectangular sleeve etc.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is and the difference of other embodiment, between each embodiment identical similar part mutually referring to.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a cable cover(ing), is characterized in that, comprising:
Insulating base, described insulating base has the jack that current supply cable joint (01) inserts, and the inwall of described jack has conductive part, and described cable joint (01) is electrically connected with described conductive part after inserting described jack;
Be arranged on the strutting piece on described insulating base;
Be arranged on movably the conductive pole (3) on described strutting piece, described conductive pole (3) can be realized and being connected and disconnection of described conductive part by movement;
The earth connection (2) being electrically connected with described conductive pole (3).
2. cable cover(ing) as claimed in claim 1, it is characterized in that, also comprise the first conducting strip (4) and the second conducting strip (6) that are arranged on described strutting piece, described the first conducting strip (4) is near described conductive part, described conductive pole (3) can move axially and be fixedly connected with described the second conducting strip (6) by relatively described the first conducting strip (4), and described earth connection (2) is positioned on the periphery between described the first conducting strip (4) and described the second conducting strip (6) around described conductive pole (3).
3. cable cover(ing) as claimed in claim 2, is characterized in that, described conductive pole (3) is screw, offers the screwed hole with described screw fit on described the first conducting strip (4).
4. cable cover(ing) as claimed in claim 3, it is characterized in that, described strutting piece comprises the first side plate (5) and the second side plate (7) that are oppositely arranged, one end of described the first conducting strip (4) is fixedly connected with the top of described the first side plate (5), and the other end is fixedly connected with the top of described the second side plate (7); Described the second conducting strip (6) is movably located between described the first side plate (5) and described the second side plate (7).
5. the cable cover(ing) as described in claim 2-4 any one, is characterized in that, described the first conducting strip (4) and described the second conducting strip (6) are copper sheet.
6. cable cover(ing) as claimed in claim 1, it is characterized in that, described insulating base consists of the multiple insulating sleeves (1) that connect successively, and each described insulating sleeve (1) all has described jack, and described insulating sleeve (1) is corresponding one by one with described cable joint (01).
7. cable cover(ing) as claimed in claim 6, is characterized in that, between adjacent two described insulating sleeves (1), removably connects.
8. cable cover(ing) as claimed in claim 7, it is characterized in that, on the lateral wall of one of them insulating sleeve (1) of adjacent two described insulating sleeves (1), be provided with draw-in groove (11), on the lateral wall of another insulating sleeve (1), be provided with the spacing preiection (12) that can be fastened in described draw-in groove (11).
9. cable cover(ing) as claimed in claim 6, is characterized in that, described insulating sleeve is provided with the LED light being electrically connected with described conductive part on (1).
10. the cable cover(ing) as described in claim 6-9 any one, is characterized in that, described insulating sleeve (1) is cylindrical sleeves, and described jack is cylindrical hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057284.8A CN103762529B (en) | 2014-02-20 | 2014-02-20 | A kind of cable cover(ing) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410057284.8A CN103762529B (en) | 2014-02-20 | 2014-02-20 | A kind of cable cover(ing) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103762529A true CN103762529A (en) | 2014-04-30 |
| CN103762529B CN103762529B (en) | 2016-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410057284.8A Active CN103762529B (en) | 2014-02-20 | 2014-02-20 | A kind of cable cover(ing) |
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| Country | Link |
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| CN (1) | CN103762529B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106099773A (en) * | 2016-06-01 | 2016-11-09 | 国网福建省电力有限公司 | Power line bare wire terminal protective mechanism |
| CN105098669B (en) * | 2015-09-17 | 2017-07-07 | 国网福建省电力有限公司 | A kind of shading ring for power system secondary cable heart yearn |
| CN111555238A (en) * | 2020-05-16 | 2020-08-18 | 阜宁县石油机械有限公司 | Safety joint |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619110A (en) * | 1984-06-22 | 1986-01-16 | 日立電線株式会社 | Method of forming crosslinked polyethylene cable end reinforcing insulating layer |
| CN201327881Y (en) * | 2008-12-08 | 2009-10-14 | 北京北开电气股份有限公司 | Insulative grounding device |
| CN202940552U (en) * | 2012-05-29 | 2013-05-15 | 裘军良 | Insulation device for cable branch box |
| CN203722151U (en) * | 2014-02-20 | 2014-07-16 | 宁波甬城配电网建设有限公司 | Cable sheath |
-
2014
- 2014-02-20 CN CN201410057284.8A patent/CN103762529B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS619110A (en) * | 1984-06-22 | 1986-01-16 | 日立電線株式会社 | Method of forming crosslinked polyethylene cable end reinforcing insulating layer |
| CN201327881Y (en) * | 2008-12-08 | 2009-10-14 | 北京北开电气股份有限公司 | Insulative grounding device |
| CN202940552U (en) * | 2012-05-29 | 2013-05-15 | 裘军良 | Insulation device for cable branch box |
| CN203722151U (en) * | 2014-02-20 | 2014-07-16 | 宁波甬城配电网建设有限公司 | Cable sheath |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105098669B (en) * | 2015-09-17 | 2017-07-07 | 国网福建省电力有限公司 | A kind of shading ring for power system secondary cable heart yearn |
| CN106099773A (en) * | 2016-06-01 | 2016-11-09 | 国网福建省电力有限公司 | Power line bare wire terminal protective mechanism |
| CN111555238A (en) * | 2020-05-16 | 2020-08-18 | 阜宁县石油机械有限公司 | Safety joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103762529B (en) | 2016-08-17 |
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Effective date of registration: 20181219 Address after: 315000 No. 168 Ningcizhong Road, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: NINGBO TRANSMISSION & DISTRIBUTION CONSTRUCTION CO., LTD. Address before: 315000 No. 538 Jiangbei Kangqiao South Road, Ningbo City, Zhejiang Province Patentee before: NINGBO YONGCHENG POWER DISTRIBUTION NETWORK CONSTRUCTION CO., LTD. |
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