CN102254602A - Shielding line - Google Patents
Shielding line Download PDFInfo
- Publication number
- CN102254602A CN102254602A CN 201110189056 CN201110189056A CN102254602A CN 102254602 A CN102254602 A CN 102254602A CN 201110189056 CN201110189056 CN 201110189056 CN 201110189056 A CN201110189056 A CN 201110189056A CN 102254602 A CN102254602 A CN 102254602A
- Authority
- CN
- China
- Prior art keywords
- insulating layer
- intermediate insulating
- screen
- current
- conductor
- 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.)
- Granted
Links
Images
Landscapes
- Cable Accessories (AREA)
Abstract
The invention provides a shielding line which has high strength and is convenient to detect. The shielding line comprises a current carrying conductor, an inner insulation layer, a shielding layer, an outer insulation layer and a middle insulation layer, wherein the inner insulation layer, the shielding layer and the outer insulation layer wholly cover the current carrying conductor; the middle insulation layer is used for bearing the inner insulation layer and is provided with a tubular cavity attached and matched with the inner insulation layer; the shielding layer wholly covers the middle insulation layer, and the outer surface of the shielding layer is closely attached with the outer insulation layer; and the shielding layer is also used as a leakage detection conductor. The shielding line has the advantages that the middle insulation layer is arranged, so the whole strength of the shielding line is improved, the inner insulation layer is prevented from shaking, and the service life is effectively prolonged; and whether the shielding line is damaged or not is judged by directly detecting the shielding layer, so that the shielding line is convenient to detect and process and has a simple structure.
Description
Technical field
The present invention relates to a kind of electric power connection line, be specifically related to a kind of shielding conductor with screen.
Background technology
Power line is long-term to use the aging easily insulating barrier breakage that causes, and is to guarantee Electrical Safety, and power line need add a screen, and whether screen is charged judges whether lead is intact by detecting.Existing power line comprises single-phase-two-wire, single-phase three-wire, phase three-wire three (three live wires), three-phase and four-line (three live wires add a zero line) and Three-phase five-wire (three live wires, a zero line and a ground protection line) etc., the shielding conductor that uses generally comprises the inner insulating layer of current, integral coating current, the screen of integral coating inner insulating layer and the external insulation layer of integral coating screen at present, the problem that this shielding conductor exists is: interior external insulation layer all adopts the rubber material, and the shielding conductor bulk strength is not enough; Each coats between the inner insulating layer of current and relatively moves easily, and the phase mutual friction is worn and torn easily; Need be provided for detecting the whether charged detection conductor of screen separately, complex process, processing inconvenience.
Summary of the invention
At above-mentioned technical problem, the invention provides a kind of intensity height, shielding conductor easy to detect.
The technical scheme that realizes the object of the invention is:
Shielding conductor comprises inner insulating layer, screen and the external insulation layer of current, integral coating current, and described shielding conductor also comprises the intermediate insulating layer that is used to support inner insulating layer; Intermediate insulating layer has and the adaptive tubular cavity of inner insulating layer applying; Described screen integral coating intermediate insulating layer and outer surface and external insulation layer fit tightly, and screen is simultaneously as the detection of electrical leakage conductor.
Further, described screen is the conductive coating that is plated on the intermediate insulating layer outer surface.
Further, described intermediate insulating layer outer surface is electroplate with conductive coating, and the conductive coating on described screen inner surface and the intermediate insulating layer fits tightly, and screen is selected from a kind of in conductive fabric, conduction nylon paper, wire sheathing, Copper Foil and the aluminium foil.
Further, described inner insulating layer and external insulation layer are the rubber material, and described intermediate insulating layer is a plastic material.
As preferably, described current comprises respectively and to be equipped with a ground protection line in the described intermediate insulating layer as two currents of live wire and zero line.
As another preferred version, described current comprises live wire conductor, zero line conductor and gnd conductor, is coated with inner insulating layer respectively on three conductors, three circumferentially equidistant arrangements of conductor.
As another preferred version, described current comprises three phase conductor, is equipped with a ground protection line in the described intermediate insulating layer.
Preferably, described current comprises three phase conductor and a center line conductor, and described intermediate insulating layer center wears a ground protection line.
Preferably, described intermediate insulating layer wears two ground protection lines, and two ground protection lines twine and ground connection after passing intermediate insulating layer.
Preferably, described intermediate insulating layer is full of the space except that current and inner insulating layer in the screen.
Preferably, described intermediate insulating layer has at least two tubular cavities that are used to place current and inner insulating layer, has material demoulding hole between the adjacent tubular cavity.
Preferably; described intermediate insulating layer comprises pipe and at least three middle tube in the outer tube, one; outer tube, middle tube and interior pipe contact successively and are integrally formed; middle tube is uniform along the space annular between outer tube and the interior pipe; outer tube contacts with screen; middle tube has the tubular cavity that is used to place current and inner insulating layer, and interior pipe is useful on the tubular cavity of placing the ground protection line.
Further, each middle tube of described intermediate insulating layer is along having breach on the same clockwise.
Beneficial effect of the present invention mainly shows: intermediate insulating layer is set, improve shielding conductor bulk strength colleague and prevent that inner insulating layer from rocking, effectively increase the service life, judge by direct detection screen whether shielding conductor is damaged, easy to detect and simple in structure easy to process.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one;
Fig. 2 is the structural representation of the embodiment of the invention two;
Fig. 3 is the structural representation of the embodiment of the invention three;
Fig. 4 is the structural representation of the embodiment of the invention four;
Fig. 5 is the structural representation of the embodiment of the invention five;
Fig. 6 is the structural representation of the embodiment of the invention six;
Fig. 7 is the structural representation of the embodiment of the invention seven;
Fig. 8 is the structural representation of the embodiment of the invention eight;
Fig. 9 is the structural representation of the embodiment of the invention nine;
Figure 10 is the structural representation of the embodiment of the invention ten;
Figure 11 is the structural representation of the embodiment of the invention 11;
Figure 12 is the structural representation of the embodiment of the invention 12;
Figure 13 is the structural representation of the embodiment of the invention 13;
Figure 14 is the structural representation of the embodiment of the invention 14;
Figure 15 is the structural representation of the embodiment of the invention 15;
Figure 16 is the structural representation of the embodiment of the invention 16.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done and to describe in further detail:
Embodiment one
With reference to Fig. 1, shielding conductor comprises inner insulating layer 2A, screen 7 and the external insulation layer 8 of current 2, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 2A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.Intermediate insulating layer 6 centers wear a ground protection line 9.
Present embodiment is the single-phase three-wire power line, and promptly current 2 comprises respectively as live wire and zero line two.Screen 7 is selected from a kind of in conductive fabric, conduction nylon paper, wire sheathing, Copper Foil and the aluminium foil.Inner insulating layer 2A and external insulation layer 8 are rubber or plastic cement material, and intermediate insulating layer 6 is plastics or rubber material.The current 2 of present embodiment is the hard heart yearn.
Embodiment two
With reference to Fig. 2, present embodiment is similarly the single-phase three-wire power line, comprises inner insulating layer 3A, screen 7 and the external insulation layer 8 of current 3, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 3A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment is the bundle conductor that strands of metal wire is twisted with the fingers, and current comprises respectively three as live wire, zero line and ground protection line.Live wire and zero line current 3 and ground protection line 9 all are coated with inner insulating layer 3A.Intermediate insulating layer 6 outer surfaces are electroplate with conductive coating, conductive coating on screen 7 inner surfaces and the intermediate insulating layer fits tightly, intermediate insulating layer 6 is full of the space except that current and inner insulating layer in the screen, prevents that by such tight fit structure the phase mutual friction from causing wearing and tearing.
Embodiment three
With reference to Fig. 3, present embodiment is the three-phase four-wire power line, comprises inner insulating layer 4A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 4A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment is the bundle conductor 4 that strands of metal wire is twisted with the fingers, and current comprises respectively three as phase line.Be equipped with a ground protection line 9 in the intermediate insulating layer 6, intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Embodiment four
With reference to Fig. 4, present embodiment is the Three-phase five-wire power line, comprises inner insulating layer 5A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 5A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment is the bundle conductor that strands of metal wire is twisted with the fingers, and current comprises respectively four bundle conductors 5 as three-phase firewire and zero line.Be equipped with a ground protection line 9 in the intermediate insulating layer 6, intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Embodiment five
With reference to Fig. 5, present embodiment is the single-phase three-wire power line, comprises inner insulating layer 3A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 3A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment is the hard heart yearn, and current comprises respectively three conductors as live wire, zero line and ground protection line.Live wire and zero line current 3 and ground protection line 9 all are coated with inner insulating layer 3A.Intermediate insulating layer 6 outer surfaces are electroplate with conductive coating, conductive coating on screen 7 inner surfaces and the intermediate insulating layer fits tightly, intermediate insulating layer 6 is full of the space except that current and inner insulating layer in the screen, prevents that by such tight fit structure the phase mutual friction from causing wearing and tearing.
Embodiment six
With reference to Fig. 6, present embodiment is the three-phase four-wire power line, comprises inner insulating layer 4A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has the tubular cavity adaptive with inner insulating layer 4A; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises respectively three hard heart yearns 4 as phase line.Be equipped with a ground protection line 9 in the intermediate insulating layer 6, intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Embodiment seven
With reference to Fig. 7, present embodiment is the Three-phase five-wire power line, comprises inner insulating layer 5A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 5A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment is the hard heart yearn, and current comprises respectively four hard heart yearns 5 as three-phase firewire and zero line.Be equipped with a ground protection line 9 in the intermediate insulating layer 6, intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Embodiment eight
With reference to Fig. 8, present embodiment is the single-phase three-wire power line, comprises inner insulating layer 3A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 3A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises respectively three as live wire, zero line and ground protection line.Live wire and zero line current 3 and ground protection line 9 all are coated with inner insulating layer 3A.Intermediate insulating layer 6 has at least two tubular cavities that are used to place current and inner insulating layer; because present embodiment has live wire, zero line conductor 3 and 9 three currents of ground protection line; thereby three tubular cavities are set, have material demoulding hole 10 between the adjacent tubular cavity.Intermediate insulating layer 6 is full of the space except that current and inner insulating layer in the screen, prevents that by such tight fit structure the phase mutual friction from causing wearing and tearing.
Embodiment nine
With reference to Fig. 9, present embodiment is the three-phase four-wire power line, comprises inner insulating layer 4A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 4A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises three conductors 4 as three-phase firewire, is equipped with a ground protection line 9 in the intermediate insulating layer 6, and intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Embodiment ten
With reference to Figure 10, present embodiment is the Three-phase five-wire power line, comprises inner insulating layer 5A, screen 7 and the external insulation layer 8 of current 5, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 5A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises respectively four as three-phase firewire and zero line.Be equipped with a ground protection line 9 in the intermediate insulating layer 6, intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Embodiment 11
With reference to Figure 11, present embodiment is the three-phase four-wire power line, comprises inner insulating layer 3A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 3A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises three conductors 3 as three-phase firewire, is equipped with a ground protection line 9 in the intermediate insulating layer 6, and intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Intermediate insulating layer 6 comprises pipe and at least three middle tube in the outer tube, one; outer tube, middle tube and interior pipe contact successively and are integrally formed; each middle tube (present embodiment is 3) is uniform along the space annular between outer tube and the interior pipe; have material demoulding hole between each middle tube; outer tube contacts with screen; middle tube has the tubular cavity that is used to place current and inner insulating layer 3A, and interior pipe is useful on the tubular cavity of placing ground protection line 9.Each middle tube of intermediate insulating layer 6 is along having breach on the same clockwise.The interior pipe tubular cavity of placing ground protection line 9 is communicated with each middle tube, and ground protection line 9 contacts with each inner insulating layer 3A.
Embodiment 12
With reference to Figure 12, present embodiment is the three-phase four-wire power line, comprises inner insulating layer 4A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 4A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises three conductors 4 as three-phase firewire, is equipped with a ground protection line 9 in the intermediate insulating layer 6, and intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Intermediate insulating layer 6 comprises pipe and at least three middle tube in the outer tube, one; outer tube, middle tube and interior pipe contact successively and are integrally formed; each middle tube (present embodiment is 3) is uniform along the space annular between outer tube and the interior pipe; have material demoulding hole between each middle tube; outer tube contacts with screen; middle tube has the tubular cavity that is used to place current and inner insulating layer 4A, and interior pipe is useful on the tubular cavity of placing ground protection line 9.Each middle tube of intermediate insulating layer 6 is along having breach on the same clockwise.The interior pipe tubular cavity of placing the ground protection line is not connected with each middle tube, and ground protection line 9 contacts with each inner insulating layer 4A.
Embodiment 13
With reference to Figure 13, present embodiment is the Three-phase five-wire power line, comprises inner insulating layer 5A, screen 7 and the external insulation layer 8 of current 5, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 5A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The current of present embodiment comprises respectively four as three-phase firewire and zero line.Be equipped with a ground protection line 9 in the intermediate insulating layer 6, intermediate insulating layer 6 is full of the space except that current, inner insulating layer and ground protection line in the screen.
Intermediate insulating layer 6 comprises pipe and at least three middle tube in the outer tube, one; outer tube, middle tube and interior pipe contact successively and are integrally formed; each middle tube (present embodiment is 3) is uniform along the space annular between outer tube and the interior pipe; have material demoulding hole between each middle tube; outer tube contacts with screen; middle tube has the tubular cavity that is used to place current and inner insulating layer 5A, and interior pipe is useful on the tubular cavity of placing ground protection line 9.
Embodiment 14
With reference to Figure 14, present embodiment is the Three-phase five-wire power line, comprises inner insulating layer 3A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 3A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The screen of present embodiment is the conductive coating that is plated on intermediate insulating layer 6 outer surfaces, and independently conductive shielding layer promptly is not set.The current of present embodiment comprises respectively three conductors 3 as three-phase firewire.Intermediate insulating layer wears and twines and ground connection after two ground protection lines, 9, two ground protection lines pass intermediate insulating layer.
Embodiment 15
With reference to Figure 15, present embodiment is the three-phase four-wire power line, comprises inner insulating layer 4A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 3A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The screen 7 of present embodiment promptly is not provided with independently conductive shielding layer for being plated on the conductive coating of intermediate insulating layer 6 outer surfaces.The current of present embodiment comprises respectively three conductors 4 as three-phase firewire.Intermediate insulating layer 6 centers wear a ground protection line 9.
Embodiment 16
With reference to Figure 16, present embodiment is the Three-phase five-wire power line, comprises inner insulating layer 5A, screen 7 and the external insulation layer 8 of current, integral coating current, and shielding conductor also comprises the intermediate insulating layer 6 that is used to support inner insulating layer; Intermediate insulating layer 6 has and the adaptive tubular cavity of inner insulating layer 5A applying; Screen 7 integral coating intermediate insulating layers 6 and outer surface and external insulation layer 8 fit tightly, and screen 7 is simultaneously as the detection of electrical leakage conductor.The screen 7 of present embodiment promptly is not provided with independently conductive shielding layer for being plated on the conductive coating of intermediate insulating layer 6 outer surfaces.The current of present embodiment comprise respectively as three as three-phase firewire and a conductor 5 as zero line, all coat inner insulating layer 5A on live wire and the zero line.Intermediate insulating layer 6 centers wear a ground protection line 9.
Though the present invention illustrates and describes by the reference preferred embodiment, but, those of ordinary skills should understand, can be not limited to the description of the foregoing description, for example: the material of screen, inner insulating layer and external insulation layer is selected, the individual screen layer is set or only on intermediate insulating layer, electroplates screen, in the scope of claims, can do the various variations on form and the details all applicable to all embodiment.
Claims (15)
1. shielding conductor comprises inner insulating layer, screen and the external insulation layer of current, integral coating current, and it is characterized in that: described shielding conductor also comprises the intermediate insulating layer that is used to support inner insulating layer; Intermediate insulating layer has and the adaptive tubular cavity of inner insulating layer applying; Described screen integral coating intermediate insulating layer and outer surface and external insulation layer fit tightly, and screen is simultaneously as the detection of electrical leakage conductor.
2. shielding conductor according to claim 1 is characterized in that: described screen is the conductive coating that is plated on the intermediate insulating layer outer surface.
3. shielding conductor according to claim 1, it is characterized in that: described intermediate insulating layer outer surface is electroplate with conductive coating, conductive coating on described screen inner surface and the intermediate insulating layer fits tightly, and screen is selected from a kind of in conductive fabric, conduction nylon paper, wire sheathing, Copper Foil and the aluminium foil.
4. shielding conductor according to claim 1 is characterized in that: described inner insulating layer and external insulation layer are the rubber material, and described intermediate insulating layer is a plastic material.
5. shielding conductor according to claim 1 is characterized in that: described current is the hard heart yearn.
6. shielding conductor according to claim 1 is characterized in that: described current is a wire bundle.
7. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described current comprises respectively and to be equipped with a ground protection line in the described intermediate insulating layer as two currents of live wire and zero line.
8. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described current comprises live wire conductor, zero line conductor and gnd conductor, is coated with inner insulating layer respectively on three conductors, three circumferentially equidistant arrangements of conductor.
9. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described current comprises three phase conductor, is equipped with a ground protection line in the described intermediate insulating layer.
10. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described current comprises three phase conductor and a center line conductor, and described intermediate insulating layer center wears a ground protection line.
11. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described intermediate insulating layer wears two ground protection lines, two ground protection lines twine and ground connection after passing intermediate insulating layer.
12. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described intermediate insulating layer is full of the space except that current and inner insulating layer in the screen.
13. according to each described shielding conductor of claim 1 to 6, it is characterized in that: described intermediate insulating layer has at least two tubular cavities that are used to place current and inner insulating layer, has material demoulding hole between the adjacent tubular cavity.
14. according to each described shielding conductor of claim 1 to 6; it is characterized in that: described intermediate insulating layer comprises pipe and at least three middle tube in the outer tube, one; outer tube, middle tube and interior pipe contact successively and are integrally formed; middle tube is uniform along the space annular between outer tube and the interior pipe; outer tube contacts with screen; middle tube has the tubular cavity that is used to place current and inner insulating layer, and interior pipe is useful on the tubular cavity of placing the ground protection line.
15. according to each described shielding conductor of claim 1 to 6, it is characterized in that: each middle tube of described intermediate insulating layer is along having breach on the same clockwise.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101890562A CN102254602B (en) | 2011-07-06 | 2011-07-06 | Shielding line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101890562A CN102254602B (en) | 2011-07-06 | 2011-07-06 | Shielding line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102254602A true CN102254602A (en) | 2011-11-23 |
| CN102254602B CN102254602B (en) | 2012-08-22 |
Family
ID=44981804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101890562A Expired - Fee Related CN102254602B (en) | 2011-07-06 | 2011-07-06 | Shielding line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102254602B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344874A (en) * | 2013-06-28 | 2013-10-09 | 清华大学 | Detection circuit of active shielding wiring |
| CN104007363A (en) * | 2014-06-05 | 2014-08-27 | 安徽江淮汽车股份有限公司 | Electric wire and short circuit alarm circuit |
| ES2548631A1 (en) * | 2015-05-21 | 2015-10-19 | Universidad De La Rioja | N-polar cable formed by n bare unipolar conductors and their accessories (Machine-translation by Google Translate, not legally binding) |
| CN112509739A (en) * | 2020-12-02 | 2021-03-16 | 中申(宁波)电力科技有限公司 | Explosion-proof cable, explosion-proof cable leakage detection device and method and power supply circuit |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5569876A (en) * | 1993-05-17 | 1996-10-29 | Podgorski; Andrew S. | High voltage insulating structure |
| CN2534655Y (en) * | 2002-04-09 | 2003-02-05 | 张晓谨 | Electric cable with protective line |
| CN2745186Y (en) * | 2004-09-07 | 2005-12-07 | 国营扬州市曙光电缆厂 | Anti-corona connecting cable for frequency conversion motor |
| US20070102188A1 (en) * | 2005-11-01 | 2007-05-10 | Cable Components Group, Llc | High performance support-separators for communications cable supporting low voltage and wireless fidelity applications and providing conductive shielding for alien crosstalk |
| CN101447249A (en) * | 2008-12-19 | 2009-06-03 | 常熟泓淋电线电缆有限公司 | Cable screening wire |
| CN201477925U (en) * | 2009-08-26 | 2010-05-19 | 张治� | Novel composite cable |
| CN201600952U (en) * | 2009-10-23 | 2010-10-06 | 安徽太平洋电缆集团有限公司 | Water-cooled cable for mechanical arm |
-
2011
- 2011-07-06 CN CN2011101890562A patent/CN102254602B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5569876A (en) * | 1993-05-17 | 1996-10-29 | Podgorski; Andrew S. | High voltage insulating structure |
| CN2534655Y (en) * | 2002-04-09 | 2003-02-05 | 张晓谨 | Electric cable with protective line |
| CN2745186Y (en) * | 2004-09-07 | 2005-12-07 | 国营扬州市曙光电缆厂 | Anti-corona connecting cable for frequency conversion motor |
| US20070102188A1 (en) * | 2005-11-01 | 2007-05-10 | Cable Components Group, Llc | High performance support-separators for communications cable supporting low voltage and wireless fidelity applications and providing conductive shielding for alien crosstalk |
| CN101447249A (en) * | 2008-12-19 | 2009-06-03 | 常熟泓淋电线电缆有限公司 | Cable screening wire |
| CN201477925U (en) * | 2009-08-26 | 2010-05-19 | 张治� | Novel composite cable |
| CN201600952U (en) * | 2009-10-23 | 2010-10-06 | 安徽太平洋电缆集团有限公司 | Water-cooled cable for mechanical arm |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103344874A (en) * | 2013-06-28 | 2013-10-09 | 清华大学 | Detection circuit of active shielding wiring |
| CN103344874B (en) * | 2013-06-28 | 2015-08-19 | 清华大学 | A kind of testing circuit of active shielding wiring |
| CN104007363A (en) * | 2014-06-05 | 2014-08-27 | 安徽江淮汽车股份有限公司 | Electric wire and short circuit alarm circuit |
| ES2548631A1 (en) * | 2015-05-21 | 2015-10-19 | Universidad De La Rioja | N-polar cable formed by n bare unipolar conductors and their accessories (Machine-translation by Google Translate, not legally binding) |
| CN112509739A (en) * | 2020-12-02 | 2021-03-16 | 中申(宁波)电力科技有限公司 | Explosion-proof cable, explosion-proof cable leakage detection device and method and power supply circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102254602B (en) | 2012-08-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102254602B (en) | Shielding line | |
| CN201256005Y (en) | High pulling strength electric cable having data information transmission function | |
| CN102982875A (en) | Cable | |
| KR101302499B1 (en) | Harness cable for environment friendly hid headlight of saving electricity consumption | |
| CN204904896U (en) | Novel aluminum alloy cable | |
| CN110690003A (en) | 66kV wind power high-voltage torsion cable and production process thereof | |
| CN208208370U (en) | A kind of high intensity high life coal mine electric cable for coal mining machine | |
| CN203192526U (en) | Specially-shaped aerial conductor | |
| CN102222539A (en) | Special cable for direct-current charging of electric automobile | |
| CN102024520B (en) | Cable with leakage detection function | |
| CN204614484U (en) | A kind of reinforced polyvinyl chloride insulation control cables | |
| CN208922763U (en) | A kind of Wear-resistant corrosion-resistant electric wire | |
| CN209056296U (en) | Low pressure automobile inverted image instrument cable | |
| CN102956296A (en) | Flexing-resistant multi-core control cable | |
| CN206639639U (en) | It is a kind of from taking in cable | |
| CN201130546Y (en) | Improved structure of DC supply line | |
| CN205959647U (en) | Anti -aging has cable of extensibility | |
| CN104318999A (en) | Waterproof low voltage power flexible cable | |
| CN209708662U (en) | A kind of anti-twist robot private cable | |
| CN109273177A (en) | A kind of insulator of special improvement structure | |
| CN211455361U (en) | Alloy copper plastic composite belt for cable | |
| CN103208329A (en) | High voltage-resistant photoelectric hybrid tensile flat cable | |
| CN210039694U (en) | Corrosion-resistant waterproof cable | |
| CN217902755U (en) | Cable based on abrasion resistance | |
| CN203895140U (en) | Novel weather-resistant new energy automobile charging cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20120822 Termination date: 20150706 |
|
| EXPY | Termination of patent right or utility model |