CN111462948A - Buried compression-resistant cable - Google Patents
Buried compression-resistant cable Download PDFInfo
- Publication number
- CN111462948A CN111462948A CN202010310085.9A CN202010310085A CN111462948A CN 111462948 A CN111462948 A CN 111462948A CN 202010310085 A CN202010310085 A CN 202010310085A CN 111462948 A CN111462948 A CN 111462948A
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- CN
- China
- Prior art keywords
- cable
- elastic support
- elastic
- arc
- support cage
- 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
- 230000006835 compression Effects 0.000 title claims abstract description 9
- 238000007906 compression Methods 0.000 title claims abstract description 9
- 239000011241 protective layer Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 13
- 239000004020 conductor Substances 0.000 claims description 37
- 238000005192 partition Methods 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000010008 shearing Methods 0.000 abstract description 3
- 230000003139 buffering effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
Landscapes
- Insulated Conductors (AREA)
Abstract
The invention discloses a buried compression-resistant cable which comprises an outer cable protective layer, wherein an installation cavity is formed in the outer cable protective layer, an elastic support cage is installed in the installation cavity, the elastic support cage extends along the length direction of the outer cable protective layer, a clearance cavity is formed between the outer wall surface of the elastic support cage and the inner wall surface of the installation cavity, more than one cable core wire is arranged in the clearance cavity, an elastic support part is elastically stretched out of the elastic support cage, and the elastic support part extends out of one end of the elastic support cage to form an arc-shaped wrapping part. The elastic supporting cage is arranged in the cable, so that the cable has very good elastic buffering capacity in normal use, the cable core wire can be pressed into the yielding protection cavity after being subjected to larger shearing pressure, secondary protection is performed by using the elastic supporting cage, and meanwhile, the elastic supporting part can be wrapped outside the cable core wire after the cable core wire is retracted into the yielding protection cavity, the strength is further improved, and the overall safety of the cable is improved.
Description
Technical Field
The invention relates to the field of cables, in particular to a buried compression-resistant cable.
Background
The structure of cable generally includes cable outer protective layer and cable conductor, in order to increase the safety in utilization of cable conductor, cable outer protective layer generally can carry out a safety setting to it, increase cable outer protective layer's buffer capacity and anti shear capacity, so present armor formula cable is more, but armor formula cable can only carry out protection one to the cable conductor, in case the damage, the heart yearn can receive the shear failure at once, so current cable inner structure design's is unreasonable, protection effect to the heart yearn is not good.
Disclosure of Invention
The buried compression-resistant cable adopts a multilayer structure, not only improves the buffer capacity of the cable, but also has the function of secondary protection under compression, can increase the strength of a cable core wire after being subjected to large pressure and large shearing force, further improves the safety, and can effectively solve the defects in the prior art.
The invention is realized by the following technical scheme: the utility model provides a bury formula resistance to compression cable, including the cable overcoat, form an installation cavity in the cable overcoat, an installation elastic support cage in the installation cavity, the elastic support cage extends along cable overcoat length direction, form a clearance chamber between elastic support cage outer wall and the installation cavity internal face, be provided with the more than one cable conductor in the clearance chamber, the tensile elastic support portion that goes out of elasticity in the elastic support cage, elastic support portion stretches out and forms an arc parcel portion in elastic support cage one end, the partial cable conductor is lived in arc parcel portion parcel, compress tightly the cable conductor towards the elastic support cage through elastic support portion.
As the preferred technical scheme, the elastic support cage comprises a central pipe, more than one elastic partition plate is fixedly arranged on the upper outer wall surface of the central pipe in a circle surrounding the central pipe, the elastic partition plates are all inclined to the central pipe, and a yielding protection cavity is formed between every two adjacent elastic partition plates.
As preferred technical scheme, just all form an opening on every flexible support cage outer wall face that lets the guard chamber of giving up, opening one end outside forms an arc supporting part, and the opening opposite side forms a spacing supporting part, and the flexible supporting part passes through arc parcel portion with the cable conductor taut towards the opening part, and the arc concave surface contact on cable conductor one end and the arc supporting part is supported, and the other end is spacing with the contact of spacing supporting part.
As a preferable technical scheme, the elastic support cage is integrally made of an elastic rubber material or an elastic metal sheet.
As preferred technical scheme, the elastic support portion is in a rolling state when in a natural state, and when the cable core is pressed into the yielding protection cavity by external pressure, the elastic support portion is wound outside the cable core by taking the arc-shaped wrapping portion as a starting point and forms a multi-layer outer protection layer outside the cable core.
As the preferred technical scheme, an arc-shaped positioning groove is formed in the inner wall surface of the cable outer protective layer opposite to each opening, the arc-shaped positioning groove, the arc-shaped supporting part and the limiting supporting part form three limiting points, and the elastic supporting part is limited by the three limiting points to recover deformation.
According to the preferable technical scheme, glue is applied between the arc wrapping part and the outer wall surface of the cable core wire for fixing and bonding.
The invention has the beneficial effects that: the invention can use the elastic support cage as the support of the cable, and after being pressed, the elastic support cage has good elastic support force and increases the buffer effect. When the cable is subjected to high pressure, the cable core wire can penetrate through the opening to enter the yielding protection cavity to be avoided, the cable core wire is prevented from being continuously sheared, and continuous pressure is avoided by the yielding mode. Simultaneously can utilize elastic support portion parcel to live the cable conductor and further increase the intensity of cable conductor, combine cable outer protective layer, elastic support cage and reinforced cable conductor, promote the whole anti-shear capacity and the compressive capacity of cable greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a state diagram of the present invention.
Detailed Description
As shown in fig. 1, bury formula resistance to compression cable locally, including cable outer protective layer 1, form a mounting chamber in the cable outer protective layer 1, an installation intracavity installation elastic support cage 12, elastic support cage 12 extends along 1 length direction of cable outer protective layer, form a clearance chamber 7 between elastic support cage 12 outer wall and the mounting chamber internal face, be provided with more than one cable conductor 2 in the clearance chamber 7, elastic support cage 12 interior elastic stretching out an elastic support portion 14, elastic support portion 14 stretches out and forms an arc parcel portion 4 in elastic support cage 12 one end, arc parcel portion 4 wraps up partial cable conductor 2, compress tightly cable conductor 2 towards elastic support cage 12 through elastic support portion 14.
In this embodiment, elastic support cage 12 includes a center tube 8, outer wall encircles the fixed more than one elastic partition plate 9 that is provided with of 8 rounds of center tube on the center tube 8, and elastic partition plate 9 all inclines to the setting of center tube 8, all forms one between the adjacent elastic partition plate 9 and gives a back to the protection chamber 11, regard as elastic buffering room earlier through elastic support cage 12, resist the impact, increase the buffer capacity of cable conductor, prevent to be sheared directly, increase the elasticity degree of whole cable.
Just all form an opening 13 on every elastic support cage 12 outer wall face of letting back protection chamber 11, opening 13 one end outside forms an arc supporting part 5, the opening opposite side forms a spacing supporting part 6, elastic support part 14 is taut towards the opening part with cable conductor 2 through arc parcel portion 4, the arc concave surface contact on 2 one end of cable conductor and the arc supporting part 5 supports, the other end is spacing with spacing supporting part 6 contact, when cable top pressure is very big, cable conductor 2 finally can be extruded and enter into and let in protection chamber 11, the protection of letting back is realized, utilize cable outer protective layer 1 and elastic support cage 12 as elastic support this moment, keep away from the shearing source with the cable conductor.
The elastic support cage 12 is made of elastic rubber material or elastic metal sheet, and can be selected according to the use requirement.
In this embodiment, as shown in fig. 2, elastic support portion 14 is the rolling state when natural state, when external pressure impressed cable conductor 2 to give way in protection chamber 11, elastic support portion 14 used arc parcel portion 4 to coil the outside at cable conductor and at the outside multilayer outer protective layer that forms of cable conductor 2 as the starting point, after cable conductor 2 was extruded and entered into and give way in protection chamber 11, elastic support portion 14 can wrap up the outside at cable conductor, elastic support portion has formed the multilayer protection this moment, and then the thickness of greatly promoted cable conductor, intensity has been increased.
Wherein, all be provided with an arc constant head tank 3 on just facing 1 internal face of every open-ended cable external protection layer, arc constant head tank 3, arc supporting part 5 and spacing supporting part 6 form three limit point, limit the elastic support portion through three limit point and resume deformation, limit the elastic support portion through the limit point, make its elastic support as cable core and the fixed stay of cable use.
Wherein, beat glue fixed bonding between arc parcel portion 4 and the outer wall of cable conductor 2, can use arc parcel portion 4 to wrap up in the outside of cable conductor 2 as the starting point during consequently convoluteing, fix cable conductor 2 on arc parcel portion simultaneously, fix a position cable conductor in the position of elastic support cage.
The invention has the beneficial effects that: the invention can use the elastic support cage as the support of the cable, and after being pressed, the elastic support cage has good elastic support force and increases the buffer effect. When the cable is subjected to high pressure, the cable core wire can penetrate through the opening to enter the yielding protection cavity to be avoided, the cable core wire is prevented from being continuously sheared, and continuous pressure is avoided by the yielding mode. Simultaneously can utilize elastic support portion parcel to live the cable conductor and further increase the intensity of cable conductor, combine cable outer protective layer, elastic support cage and reinforced cable conductor, promote the whole anti-shear capacity and the compressive capacity of cable greatly.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (7)
1. The utility model provides a bury formula resistance to compression cable which characterized in that: including the cable outer protective layer, form an installation cavity in the cable outer protective layer, an installation intracavity installation elastic support cage, the elastic support cage extends along cable outer protective layer length direction, form a clearance cavity between elastic support cage outer wall face and the installation cavity internal face, be provided with the cable conductor more than one in the clearance cavity, the elastic support cage in the elastic support cage stretches out an elastic support portion, elastic support portion stretches out in elastic support cage one end formation arc parcel portion, the partial cable conductor is lived in arc parcel portion parcel, compress tightly the cable conductor towards the elastic support cage through elastic support portion.
2. The buried crush-resistant cable of claim 1, wherein: the elastic support cage comprises a central pipe, more than one elastic partition plate is fixedly arranged on the upper outer wall surface of the central pipe in a circle surrounding the central pipe, the elastic partition plates are all inclined to the central pipe, and a yielding protection cavity is formed between every two adjacent elastic partition plates.
3. The buried crush-resistant cable of claim 2, wherein: just all form an opening on every elastic support cage outer wall face that lets the guard chamber, opening one end outside forms an arc supporting part, and the opening opposite side forms a spacing supporting part, and elastic support portion passes through arc parcel portion and is taut towards the opening part with the cable conductor, and the arc concave surface contact on cable conductor one end and the arc supporting part supports, and the other end is spacing with the spacing supporting part contact.
4. The buried crush-resistant cable of claim 1, wherein: the elastic support cage is integrally made of elastic rubber materials or elastic metal sheets.
5. The buried crush-resistant cable of claim 1, wherein: the elastic support part is in a rolling state in a natural state, and when external pressure presses the cable core wire into the yielding protection cavity, the elastic support part takes the arc-shaped wrapping part as a starting point to be wound on the outer part of the cable core wire and form a multi-layer outer protection layer on the outer part of the cable core wire.
6. A buried crush-resistant cable as claimed in claim 3, wherein: an arc-shaped positioning groove is formed in the inner wall face of the cable outer protective layer opposite to each opening, the arc-shaped positioning groove, the arc-shaped supporting portion and the limiting supporting portion form three limiting points, and the elastic supporting portion is limited by the three limiting points to recover deformation.
7. The buried crush-resistant cable of claim 1, wherein: and glue is applied between the arc wrapping part and the outer wall surface of the cable core wire for fixing and bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310085.9A CN111462948B (en) | 2020-04-20 | 2020-04-20 | Buried compression-resistant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010310085.9A CN111462948B (en) | 2020-04-20 | 2020-04-20 | Buried compression-resistant cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111462948A true CN111462948A (en) | 2020-07-28 |
| CN111462948B CN111462948B (en) | 2021-10-26 |
Family
ID=71681263
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010310085.9A Active CN111462948B (en) | 2020-04-20 | 2020-04-20 | Buried compression-resistant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111462948B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037979A (en) * | 2020-08-25 | 2020-12-04 | 杭州富通通信技术股份有限公司 | 5G is with mixed cable of resistance to compression photoelectricity |
| CN113805295A (en) * | 2021-01-14 | 2021-12-17 | 王朝辉 | Anti-seismic and anti-compression optical cable and cable |
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|---|---|---|---|---|
| EP1308968A1 (en) * | 2001-10-25 | 2003-05-07 | Sagem SA | Power or communication cable suitable to be buried |
| CN106373655A (en) * | 2016-12-01 | 2017-02-01 | 何杰斌 | Composite high-efficiency cable |
| CN107195372A (en) * | 2017-06-30 | 2017-09-22 | 重庆渝丰鑫新线缆科技有限公司 | One kind is stable and civilian dress is just torn open and leads core cable and its processing method more |
| CN108538472A (en) * | 2018-05-29 | 2018-09-14 | 东阳市阳涛电子科技有限公司 | High resiliency composite cable |
| CN108630350A (en) * | 2018-04-26 | 2018-10-09 | 吕舒宏 | Combined electrical cable structure |
| CN108735369A (en) * | 2018-05-29 | 2018-11-02 | 蒋荣新 | A kind of safety cable |
| US20190057794A1 (en) * | 2015-09-30 | 2019-02-21 | Ls Cable & System Ltd. | Submarine cable having heterogeneous armour |
| CN208689958U (en) * | 2018-06-28 | 2019-04-02 | 中山市广宏电线电缆有限公司 | A kind of household insulated electric conductor with anti-bird structure |
| KR101991253B1 (en) * | 2019-03-11 | 2019-06-20 | (주)펨코엔지니어링건축사사무소 | Cable structure for underground power lines with earthquake function |
| CN109921347A (en) * | 2019-03-12 | 2019-06-21 | 蒋莲莲 | Adjustable cable |
| CN110111938A (en) * | 2019-05-22 | 2019-08-09 | 宋兴彬 | Direct burial high-strength cable |
| CN110164612A (en) * | 2019-06-06 | 2019-08-23 | 卢文杰 | Anti- shearing multi-layer cable |
-
2020
- 2020-04-20 CN CN202010310085.9A patent/CN111462948B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1308968A1 (en) * | 2001-10-25 | 2003-05-07 | Sagem SA | Power or communication cable suitable to be buried |
| US20190057794A1 (en) * | 2015-09-30 | 2019-02-21 | Ls Cable & System Ltd. | Submarine cable having heterogeneous armour |
| CN106373655A (en) * | 2016-12-01 | 2017-02-01 | 何杰斌 | Composite high-efficiency cable |
| CN107195372A (en) * | 2017-06-30 | 2017-09-22 | 重庆渝丰鑫新线缆科技有限公司 | One kind is stable and civilian dress is just torn open and leads core cable and its processing method more |
| CN108630350A (en) * | 2018-04-26 | 2018-10-09 | 吕舒宏 | Combined electrical cable structure |
| CN108538472A (en) * | 2018-05-29 | 2018-09-14 | 东阳市阳涛电子科技有限公司 | High resiliency composite cable |
| CN108735369A (en) * | 2018-05-29 | 2018-11-02 | 蒋荣新 | A kind of safety cable |
| CN208689958U (en) * | 2018-06-28 | 2019-04-02 | 中山市广宏电线电缆有限公司 | A kind of household insulated electric conductor with anti-bird structure |
| KR101991253B1 (en) * | 2019-03-11 | 2019-06-20 | (주)펨코엔지니어링건축사사무소 | Cable structure for underground power lines with earthquake function |
| CN109921347A (en) * | 2019-03-12 | 2019-06-21 | 蒋莲莲 | Adjustable cable |
| CN110111938A (en) * | 2019-05-22 | 2019-08-09 | 宋兴彬 | Direct burial high-strength cable |
| CN110164612A (en) * | 2019-06-06 | 2019-08-23 | 卢文杰 | Anti- shearing multi-layer cable |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112037979A (en) * | 2020-08-25 | 2020-12-04 | 杭州富通通信技术股份有限公司 | 5G is with mixed cable of resistance to compression photoelectricity |
| CN112037979B (en) * | 2020-08-25 | 2021-11-09 | 杭州富通通信技术股份有限公司 | 5G is with mixed cable of resistance to compression photoelectricity |
| CN113805295A (en) * | 2021-01-14 | 2021-12-17 | 王朝辉 | Anti-seismic and anti-compression optical cable and cable |
| CN113805295B (en) * | 2021-01-14 | 2024-04-12 | 东莞市强桦电子科技有限公司 | Shock-resistant compression-resistant optical cable and cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111462948B (en) | 2021-10-26 |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xiao Hanjie Inventor after: Wang Chaojun Inventor after: Xia Jicheng Inventor before: Xia Jicheng |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210930 Address after: 451200 No. 5, Yongding East Road, Gongyi City, Zhengzhou City, Henan Province Applicant after: PEOPLE'S CABLE GROUP Co.,Ltd. Address before: 315100 Zhuoming Electronics Co., Ltd., No. 709, Muqi Road, high tech Economic Development Zone, Yinzhou District, Ningbo City, Zhejiang Province Applicant before: Xia Jicheng |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Buried compression resistant cable Effective date of registration: 20221013 Granted publication date: 20211026 Pledgee: Bank of China Limited by Share Ltd. Zhengzhou high tech Development Zone Branch Pledgor: PEOPLE'S CABLE GROUP Co.,Ltd. Registration number: Y2022980018241 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230925 Granted publication date: 20211026 Pledgee: Bank of China Limited by Share Ltd. Zhengzhou high tech Development Zone Branch Pledgor: PEOPLE'S CABLE GROUP Co.,Ltd. Registration number: Y2022980018241 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Buried compression resistant cable Effective date of registration: 20230927 Granted publication date: 20211026 Pledgee: Bank of China Limited Gongyi Branch Pledgor: PEOPLE'S CABLE GROUP Co.,Ltd. Registration number: Y2023980059074 |