CN104616780A - Spiral type framework used for cable - Google Patents
Spiral type framework used for cable Download PDFInfo
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- CN104616780A CN104616780A CN201510086054.9A CN201510086054A CN104616780A CN 104616780 A CN104616780 A CN 104616780A CN 201510086054 A CN201510086054 A CN 201510086054A CN 104616780 A CN104616780 A CN 104616780A
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- cable
- skeleton
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- frame body
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Abstract
The invention belongs to the technical field of cable materials and cables and particularly relates to a spiral type framework used for the cable. The spiral type framework is characterized by being composed of a framework body located at the center, a plurality of framework blades which extend outwards from the outer edge of the framework body, and a reinforcing piece located in the framework body; the spiral type framework is integrally formed; the framework blades are spirally distributed outside the framework body and the spiral directions of all the framework blades are the same; the pitches of all the framework blades are equal; on a left view, the distance between the adjacent framework blades is equal. The invention further discloses the cable using the spiral type framework. By the aid of the spiral type framework used for the cable, the problems in the prior art that the construction of the cable is not convenient and the cost is high are solved. The spiral type framework used for the cable has the following main beneficial effects that the production procedure of the framework is simple, the investment money of equipment is less, the construction of the cable is more convenient and more rapid, and the service life of the cable is longer.
Description
the application is that name is called: a kind of spiral skeleton and use the cable of this skeleton, application number is 201310030180.3, the applying date is: the divisional application of the patent of invention of on 01 28th, 2013.
Technical field
the invention belongs to cable material and technical field of cables, especially relate to a kind of spiral skeleton and use the cable of this skeleton.
Background technology
along with the development of society, cable is widely used, and in communication technical field, signal cable is widely used.In prior art, signal cable normally forms small cable core unit afterwards by many holding wires are stranded, then multiple small cable core is formed large cable core by stranded mode again, then is formed at large cable core outer cladding protective layer.The defect that this cable exists is when a small amount of holding wire of an actual needs, needs large cable core to move back stranded, then takes out small cable core, move back stranded again to small cable core, the holding wire needed for taking-up; Therefore operation quite trouble, and in the middle of whole cable during construction, need O. cable cross section, also will connect untapped holding wire after the holding wire of needs has connected, process etc., and therefore, construction is inconvenience extremely.
Summary of the invention
in order to solve the problem, the invention provides a kind of spiral skeleton for cable, it can convenient construction; Further, the present invention also will disclose the cable adopting this kind of spiral skeleton; They realize by the following technical solutions.
for a spiral skeleton for cable, it is characterized in that it is by the frame body being positioned at central authorities, forms from frame body outer rim outward extending multi-disc bone leaf and the reinforcement that is positioned at frame body inside; Described spiral skeleton is formed as one; Described bone leaf is outer in spiral distribution and the hand of spiral that is all bone leaves is the same in frame body; The pitch of all bone leaves is equal; On left view, the distance between adjacent bone leaf is equal.
a kind of spiral skeleton for cable described above, is characterized in that the material of described frame body is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or nylon.
a kind of spiral skeleton for cable described above, is characterized in that the material of described bone leaf is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or nylon; And the material of bone leaf is the same with the material of frame body.
a kind of spiral skeleton for cable described above, is characterized in that the material of described frame body and bone leaf all can be following material: include: the low density polyethylene (LDPE) of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the LLDPE of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the medium density polyethylene of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the high density polyethylene (HDPE) of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the polypropylene of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Described elastomer is thermoplastic polyurethane or polyolefins thermoplastic elastomer or the polyolefinic thermoplastic elastomer (TPE) of Halogen or acrylate thermoplastic's elastomer or styrenic elastomer.
a kind of spiral skeleton for cable described above, is characterized in that described spiral skeleton is in office and gets 10 centimetres one section and do after 180 degree of doublings, on skeleton without any eyesight visible crack and restorable time≤5 seconds.
a kind of spiral skeleton for cable described above, it is characterized in that described spiral skeleton is in office and get 10 centimetres one section, one end is fixed, the other end is after 720 degree of torsions are forward or backwards done in one end, without any eyesight visible crack on skeleton, and when turning the complete relieving other end, spiral skeleton restorable time≤5 seconds.
a kind of spiral skeleton for cable described above, is characterized in that the material of described reinforcement is polyester yarn or water blocking yarn or glass fiber yarn or steel wire or copper wire or aramid yarn or glass fiber yarn or fiberglass-reinforced plastic lever.
a kind of spiral skeleton for cable described above, is characterized in that the quantity of described bone leaf is the integer between 2-12.
a kind of spiral skeleton for cable described above, it is characterized in that on arbitrary cross section, described bone leaf is fan-shaped, and one end of less arc length is connected with frame body.
a kind of spiral skeleton for cable described above, is characterized in that described bone leaf distributes in frame body external symmetry.
a kind of spiral skeleton for cable described above, is characterized in that on arbitrary cross section, the outward flange of described all bone leaves is circumferentially same.
a kind of cable, is characterized in that it includes:
an a kind of spiral skeleton for cable described above, described spiral skeleton is positioned at central authorities;
at least one transmission line, described transmission line is arranged in the skeleton grooves that adjacent bone leaf is formed;
a protective layer be positioned at outside spiral skeleton.
cable described above, is characterized in that: described transmission line is optical fiber or holding wire or power transmission line; In the skeleton grooves having transmission line, when having many transmission lines, transmission line is mutual stranded rear placement or not stranded placement.
cable described above, is characterized in that the material of described protective layer is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polyvinyl chloride or nylon.
cable described above, is characterized in that the thickness of described protective layer is 0.5mm-3.0mm.
cable described above, it is characterized in that also can having protection against the tide aluminium strip or waterstop between spiral skeleton and protective layer or anti-ly to nibble, steel band against pressure or work the composite band that other that shield external signal and/or stop the outside leakage effects of internal signal comprise metal material.
the skeleton grooves that spiral skeleton in the present invention is formed is spiral and direction is identical, pitch is equal, therefore when producing cable, does not need the other stranded equipment of large cable core, very arrive and can omit the stranded equipment of small cable core, save operation, saved process cost; The equal consistency that ensure that the length of the transmission line in all skeleton grooves of pitch, therefore ensure that the consistency of the quality of transmission line; Because transmission line is arranged in different skeleton grooves, and can be stranded mode or not stranded placement, therefore only need move back strand small cable core or not move back strand and directly take transmission line; In addition, when taking transmission line, only need the corresponding skeleton grooves of stripping, therefore effectively protect cable, construct more convenient, efficiency is higher, cable longer service life.
in the present invention, contain elastomer in the material of frame body and bone leaf, therefore, skeleton of the present invention has excellent elastic recovery properties, make skeleton of the present invention in cable time, even if cable there occurs 720 degree looping, also can restore to the original state fast, greatly increase the performance of cable.
the present invention has following main beneficial effect: skeleton production process is simple, and the equipment investment amount of money is few, and cable construction is more convenient, quick; Cable longer service life.
Accompanying drawing explanation
fig. 1 is the perspective view after a section of spiral skeleton in the invention process example 1 is dissected.
fig. 2 is the front view of Fig. 1.
fig. 3 is the left view that Fig. 1 reduces.
fig. 4 is the perspective view of the invention process example 2.
fig. 5 is the front view of Fig. 4.
Embodiment
below in conjunction with accompanying drawing, the present invention is described in further detail; Embodiment 1 is the embodiment of the spiral skeleton of the present invention, and embodiment 2 is the embodiment of cable of the present invention.
embodiment 1
ask for an interview Fig. 1 to Fig. 3, a kind of spiral skeleton 1 for cable, it is characterized in that it is by the frame body 16 being positioned at central authorities, forms from the outward extending four bone leaves of frame body outer rim and the reinforcement 15 that is positioned at frame body inside; Described four bone leaves are the first bone leaf 11, the second bone leaf 12, the 3rd bone leaf 13 and the 4th bone leaf 14 that distribute clockwise on cross section; Described spiral skeleton is formed as one; Described bone leaf is outer in spiral distribution and the hand of spiral that is all bone leaves is the same in frame body; The pitch of all bone leaves is equal; On left view, the distance D between adjacent bone leaf is equal.
a kind of spiral skeleton for cable described above, is characterized in that described bone leaf can be other multi-disc.
a kind of spiral skeleton for cable described above, is characterized in that the material of described frame body is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or nylon.
a kind of spiral skeleton for cable described above, is characterized in that the material of described bone leaf is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or nylon; And the material of bone leaf is the same with the material of frame body.
a kind of spiral skeleton for cable described above, is characterized in that the material of described reinforcement is polyester yarn or water blocking yarn or glass fiber yarn or steel wire or copper wire or aramid yarn or glass fiber yarn or fiberglass-reinforced plastic lever.
a kind of spiral skeleton for cable described above, is characterized in that the quantity of described bone leaf is the integer between 2-12.
a kind of spiral skeleton for cable described above, it is characterized in that on arbitrary cross section, described bone leaf is fan-shaped, and one end of less arc length is connected with frame body.
a kind of spiral skeleton for cable described above, is characterized in that described bone leaf distributes in frame body external symmetry.
a kind of spiral skeleton for cable described above, is characterized in that on arbitrary cross section, the outward flange of described all bone leaves is circumferentially same.
a kind of spiral skeleton for cable described above, is characterized in that the material of described frame body and bone leaf all can be following material: include: the low density polyethylene (LDPE) of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the LLDPE of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the medium density polyethylene of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the high density polyethylene (HDPE) of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Or include the polypropylene of 96%-99.5% percentage by weight, the elastomer of 0.5%-4% percentage by weight; Described elastomer is thermoplastic polyurethane or polyolefins thermoplastic elastomer or the polyolefinic thermoplastic elastomer (TPE) of Halogen or acrylate thermoplastic's elastomer or styrenic elastomer.
a kind of spiral skeleton for cable described above, is characterized in that described spiral skeleton is in office and gets 10 centimetres one section and do after 180 degree of doublings, on skeleton without any eyesight visible crack and restorable time≤5 seconds.
a kind of spiral skeleton for cable described above, it is characterized in that described spiral skeleton is in office and get 10 centimetres one section, one end is fixed, the other end is after 720 degree of torsions are forward or backwards done in one end, without any eyesight visible crack on skeleton, and when turning the complete relieving other end, spiral skeleton restorable time≤5 seconds.
embodiment 2
ask for an interview Fig. 4 to Fig. 5, and referring to figs. 1 to Fig. 3, a kind of cable, is characterized in that it includes:
an a kind of spiral skeleton 1 for cable described above, described spiral skeleton is positioned at central authorities;
six roots of sensation transmission line 2, described transmission line is arranged in the skeleton grooves that adjacent bone leaf is formed, and is all two transmission lines in three skeleton grooves, has in a skeleton grooves and does not place transmission line;
a protective layer 3 be positioned at outside spiral skeleton.
certainly, the spiral skeleton in cable described above can also be the skeleton with other multi-disc bone leaf.
certainly, further, cable described above, is characterized in that, in the skeleton grooves that adjacent bone leaf is formed, having at least in a skeleton grooves and have a transmission line.
cable described above, is characterized in that: described transmission line is optical fiber or holding wire or power transmission line; In the skeleton grooves having transmission line, when having many transmission lines, transmission line is mutual stranded rear placement or not stranded placement.
cable described above, is characterized in that the material of described protective layer is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polyvinyl chloride or nylon.
cable described above, is characterized in that the thickness of described protective layer is 0.5mm-3.0mm.
cable described above, it is characterized in that also can having protection against the tide aluminium strip or waterstop between spiral skeleton and protective layer or anti-ly to nibble, steel band against pressure or work the composite band that other that shield external signal and/or stop the outside leakage effects of internal signal comprise metal material.
the skeleton grooves that spiral skeleton in the present invention is formed is spiral and direction is identical, pitch is equal, therefore when producing cable, does not need the other stranded equipment of large cable core, very arrive and can omit the stranded equipment of small cable core, save operation, saved process cost; The equal consistency that ensure that the length of the transmission line in all skeleton grooves of pitch, therefore ensure that the consistency of the quality of transmission line; Because transmission line is arranged in different skeleton grooves, and can be stranded mode or not stranded placement, therefore only need move back strand small cable core or not move back strand and directly take transmission line; In addition, when taking transmission line, only need the corresponding skeleton grooves of stripping, therefore effectively protect cable, construct more convenient, efficiency is higher, cable longer service life.
in the present invention, contain elastomer in the material of frame body and bone leaf, therefore, skeleton of the present invention has excellent elastic recovery properties, make skeleton of the present invention in cable time, even if cable there occurs 720 degree looping, also can restore to the original state fast, greatly increase the performance of cable.
the present invention has following main beneficial effect: skeleton production process is simple, and the equipment investment amount of money is few, and cable construction is more convenient, quick; Cable longer service life.
the present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (7)
1., for a spiral skeleton for cable, it is by the frame body being positioned at central authorities, forms from frame body outer rim outward extending multi-disc bone leaf and the reinforcement that is positioned at frame body inside; Described spiral skeleton is formed as one; Described bone leaf is outer in spiral distribution and the hand of spiral that is all bone leaves is the same in frame body; The pitch of all bone leaves is equal; On left view, the distance between adjacent bone leaf is equal; The material that it is characterized in that described frame body and bone leaf is all following material: include: 96%-99.5% percentage by weight
medium density polyethylene, 0.5%-4% percentage by weight elastomer; Or include 96%-99.5% percentage by weight
high density polyethylene (HDPE), 0.5%-4% percentage by weight elastomer; Or include 96%-99.5% percentage by weight
polypropylene, 0.5%-4% percentage by weight elastomer; Described elastomer is thermoplastic polyurethane or polyolefins thermoplastic elastomer or acrylate thermoplastic's elastomer or styrenic elastomer
or the polyolefinic thermoplastic elastomer (TPE) of Halogen; Described spiral skeleton is in office get 10 centimetres one section do 180 degree of doublings after, on skeleton without any eyesight visible crack and restorable time≤5 seconds; Described spiral skeleton is in office gets 10 centimetres one section, and one end is fixed, the other end after 720 degree torsions are forward or backwards done in one end, without any eyesight visible crack on skeleton, and when turning the complete relieving other end, spiral skeleton restorable time≤5 seconds.
2. a kind of spiral skeleton for cable according to claim 1, is characterized in that the material of described frame body and bone leaf is the same.
3. a kind of spiral skeleton for cable according to claim 1, is characterized in that the material of described reinforcement is polyester yarn or water blocking yarn or steel wire or copper wire or aramid yarn or glass fiber yarn or fiberglass-reinforced plastic lever.
4. a kind of spiral skeleton for cable according to claim 1, is characterized in that the quantity of described bone leaf is the integer between 2-12.
5. a kind of spiral skeleton for cable according to claim 1, it is characterized in that on arbitrary cross section, described bone leaf is fan-shaped, and one end of less arc length is connected with frame body.
6. a kind of spiral skeleton for cable according to claim 1, is characterized in that described bone leaf distributes in frame body external symmetry.
7. a kind of spiral skeleton for cable according to claim 1, is characterized in that on arbitrary cross section, and the outward flange of described all bone leaves is circumferentially same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510086054.9A CN104616780A (en) | 2013-01-28 | 2013-01-28 | Spiral type framework used for cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510086054.9A CN104616780A (en) | 2013-01-28 | 2013-01-28 | Spiral type framework used for cable |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310030180.3A Division CN103093886B (en) | 2013-01-28 | 2013-01-28 | Cables with spiral framework adopted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104616780A true CN104616780A (en) | 2015-05-13 |
Family
ID=53151195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510086054.9A Pending CN104616780A (en) | 2013-01-28 | 2013-01-28 | Spiral type framework used for cable |
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| Country | Link |
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| CN (1) | CN104616780A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479157A (en) * | 2017-08-29 | 2017-12-15 | 西安西古光通信有限公司 | A kind of non-metallic optical fiber cables and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1149137A (en) * | 1995-07-26 | 1997-05-07 | 昭和电工株式会社 | Spacer for optical fiber cable and polyethylene resin composition therefor |
| JPH11329096A (en) * | 1998-05-19 | 1999-11-30 | Furukawa Electric Co Ltd:The | Armored cable |
| CN2876812Y (en) * | 2006-03-09 | 2007-03-07 | 深圳市特发信息股份有限公司光缆分公司 | Unidirectional skeleton type optical fiber band optical cable |
| CN201965269U (en) * | 2010-12-27 | 2011-09-07 | 杭州富通通信技术股份有限公司 | Easy-to-separate skeleton optical-fiber-protected optical cable |
| CN102590968A (en) * | 2012-04-07 | 2012-07-18 | 常熟市谷雷特机械产品设计有限公司 | Skeleton type cable |
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2013
- 2013-01-28 CN CN201510086054.9A patent/CN104616780A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1149137A (en) * | 1995-07-26 | 1997-05-07 | 昭和电工株式会社 | Spacer for optical fiber cable and polyethylene resin composition therefor |
| JPH11329096A (en) * | 1998-05-19 | 1999-11-30 | Furukawa Electric Co Ltd:The | Armored cable |
| CN2876812Y (en) * | 2006-03-09 | 2007-03-07 | 深圳市特发信息股份有限公司光缆分公司 | Unidirectional skeleton type optical fiber band optical cable |
| CN201965269U (en) * | 2010-12-27 | 2011-09-07 | 杭州富通通信技术股份有限公司 | Easy-to-separate skeleton optical-fiber-protected optical cable |
| CN102590968A (en) * | 2012-04-07 | 2012-07-18 | 常熟市谷雷特机械产品设计有限公司 | Skeleton type cable |
Non-Patent Citations (3)
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| 方征平等: "几种弹性体对HDPE共混改性的研究", 《合成橡胶工业》 * |
| 郭红霞: "《电线电缆材料——结构 性能 应用》", 31 March 2012, 机械工业出版社 * |
| 金关泰等: "《热塑性弹性体》", 30 June 1983, 化学工业出版社 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107479157A (en) * | 2017-08-29 | 2017-12-15 | 西安西古光通信有限公司 | A kind of non-metallic optical fiber cables and preparation method thereof |
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| PB01 | Publication | ||
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Application publication date: 20150513 |