CN202534409U - Easily recognized skeleton type cable - Google Patents
Easily recognized skeleton type cable Download PDFInfo
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- CN202534409U CN202534409U CN201220148398XU CN201220148398U CN202534409U CN 202534409 U CN202534409 U CN 202534409U CN 201220148398X U CN201220148398X U CN 201220148398XU CN 201220148398 U CN201220148398 U CN 201220148398U CN 202534409 U CN202534409 U CN 202534409U
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- skeleton
- cable
- grooves
- easy identification
- density polyethylene
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Abstract
The present utility model relates to an easily recognized skeleton type cable. The cable comprises a skeleton, a reinforcing member arranged on the central part of the skeleton, skeleton grooves which are mutually arranged at intervals and arranged on the outer circumference of the skeleton, cable cores arranged inside the skeleton grooves, a protection layer wrapping on the skeleton, and a sheath extruded on the protection layer, and the bottom surface of each skeleton groove is flat; the cable is characterized in that the skeleton grooves are mutually parallel on the outer circumference of the skeleton; the surface of the sheath is provided with identification strips axially parallel with the reinforcing member; the identification strips are arranged above the skeleton grooves, the width of the identification strip of the corresponding position is not smaller than the width of the skeleton groove; on orthographic projection of the bottom surface of the skeleton groove, the identification strips above the skeleton grooves all fall within the bottom surface bottom of the skeleton groove; the identification strips are continuous or interrupted; and the identification strips are protruded on the sheath. The cable is provided to mainly solve an identification problem of the skeleton type cable. The cable is simple in structure, easy to manufacture, more rapid in construction, more convenient and longer in service life.
Description
Technical field
The utility model belongs to technical field of cables, especially relates to a kind of skeleton cable of easy identification.
Background technology
Skeleton cable is widely used; It normally is to be made up of skeleton, central reinforce member, band and moisture-proof layer, sheath, cable core; A plurality of skeleton grooves are arranged on the skeleton, and cable core is placed in the skeleton grooves, and skeleton grooves is one-way spiral or forward and reverse spiral or straight trough.Because the cable core in the skeleton cable is parallel being placed in the skeleton grooves usually, the cable core in each groove does not need stranded each other, therefore; Do not need back twist during construction; Only get and from skeleton grooves, take out and can construct, therefore, skeleton cable is widely used by developed country.Domestic, develop for skeleton cable in the industry, be divided into skeleton cable and slotted core cable, slotted core cable is stipulated in People's Republic of China's communication industry standard.Because the cable heart yearn in each skeleton grooves maybe be identical, also maybe be different, in order to distinguish exactly with more convenient construction exactly; In the prior art, for skeleton cable, for the ease of identification; Usually on skeleton, be provided with mark line or rib groove, to represent initial position.Yet, regrettably: because skeleton grooves is usually located at sheath inside, therefore; Under the situation of not opening the stripping sheath, extremely difficulty is sought out the cable core in the skeleton grooves that will use exactly, therefore; People must open wire stripping cable sheath, like this in order to discern and to construct; Whole cross section for cable caused destruction, influenced cable life-span, influenced the progress of construction.
The utility model content
In order to address the above problem, the utility model provides a kind of skeleton cable of easy identification, and it adopts following technical scheme to realize:
A kind of skeleton cable of easy identification; It includes skeleton 1, be positioned at skeleton central authorities reinforcement 2, be positioned on the skeleton excircle and a plurality of skeleton grooves spaced apart from each other 11, be positioned at skeleton grooves cable core 3, be coated on protective layer 4 and the sheath 5 of extrusion molding on protective layer on the skeleton; The bottom surface of each skeleton grooves is the plane, and reinforcement is that extrusion molding forms with skeleton; It is characterized in that: skeleton grooves is parallel to each other on the skeleton excircle and distributes and extend in parallel with reinforcement; Have many sign bars that extend with the reinforcement axially parallel on the jacket surface; The sign bar is positioned at the skeleton grooves top, and the width of the sign bar of correspondence position is not more than the width of skeleton grooves; In the orthographic projection of the bottom surface of each skeleton grooves, the sign bar that is positioned at the skeleton grooves top all falls within the bottom surface scope of this skeleton grooves; Every sign bar is continuous or interrupted; The sign bar protrudes from sheath.
The skeleton cable of above-mentioned described easy identification is characterized in that said skeleton grooves is symmetrical distribution on the skeleton excircle.
The skeleton cable of above-mentioned described easy identification, the width that it is characterized in that said skeleton grooves are that equate or unequal.
The skeleton cable of above-mentioned described easy identification, the width that it is characterized in that said sign bar are that equate or unequal.
The skeleton cable of above-mentioned described easy identification is characterized in that said framework material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene.
The skeleton cable of above-mentioned described easy identification is characterized in that said reinforcement is individual wire or single copper wire or single aluminium wire or many steel wire intertwist bodies or many copper wire intertwist bodies or multiple aluminium wire intertwist body or fiberglass-reinforced plastic lever.
The skeleton cable of above-mentioned described easy identification is characterized in that said protective layer is waterstop or nonwoven fabrics or compound aluminium strip or composite steel band or glass fiber tape or mica tape.
The skeleton cable of above-mentioned described easy identification is characterized in that said sheath material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or Polyurethane or nylon.
The skeleton cable of above-mentioned described easy identification, the material that it is characterized in that said sign bar are low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or Polyurethane or nylon; And be and the sheath identical materials.
The skeleton cable of above-mentioned described easy identification, the width that it is characterized in that said sign bar are 0.2mm one 5mm.
The skeleton cable of above-mentioned described easy identification is characterized in that said sheath is a medium density polyethylene, and said sign bar mixes by the medium density polyethylene of 99% weight and the color masterbatch of 1% weight, includes in the said color masterbatch:
The phthalocyanine of 2% weight red or phthalocyanine blue or phthalocyanine green or everbright fast red or the big red or big molecule Huang of molecule or permanent yellow or permanent violet or azophloxine;
The polyethylene low-molecular-weight wax or the stearate of 18% weight;
The polyvinyl resin of 75% weight.
Certainly, the skeleton cable of above-mentioned described easy identification is characterized in that said sign bar can also be the printing ink of spray printing on sheath; Can be the ink lay of different colours, even can be with literal or the symbol or the figure of printing ink spray printing on sheath.
The skeleton cable of above-mentioned described easy identification, when it is characterized in that said sign bar is interrupted, along reinforcement axially, interrupted position can be identical between the sign bar, also can be different; Interrupted length can be that what to equate also can be unequal.
Certainly, the skeleton grooves in the utility model can be the one-way spiral formula or forward and reverse screw type; Correspondingly, the sign bar also be the one-way spiral formula or forward and reverse screw type, so long as guarantee above corresponding skeleton grooves, and the width on the cross section is not more than the width of skeleton grooves, and projection falls within interior the getting final product of projection of skeleton grooves.
Certainly, the cable core described in the utility model can also be optical fiber or optical fiber ribbon.
The utlity model has following main beneficial effect: simple in structure, the life-span faster, more convenient, cable that is easy to make, construct is longer.
Description of drawings
Fig. 1 is the perspective view after a section of the utility model embodiment 1 is opened stripping;
Fig. 2 is the cross-sectional structure sketch map of Fig. 1 after amplifying;
Fig. 3 is the cross-sectional structure sketch map of the utility model embodiment 2;
Fig. 4 is the perspective view after a section of the utility model embodiment 3 is opened stripping;
Fig. 5 is the vertical view of Fig. 4;
Fig. 6 is the right view after the jacket portions of Fig. 5 is amplified.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
Ask for an interview Fig. 1 to Fig. 2; A kind of skeleton cable of easy identification; It includes skeleton 1, be positioned at skeleton central authorities reinforcement 2, be positioned on the skeleton excircle and three skeleton grooves 11 spaced apart from each other, be positioned at skeleton grooves cable core 3, be coated on protective layer 4 and the sheath 5 of extrusion molding on protective layer on the skeleton; The bottom surface of each skeleton grooves is the plane, and reinforcement is that extrusion molding forms with skeleton; It is characterized in that: skeleton grooves is parallel to each other on the skeleton excircle and distributes and extend in parallel with reinforcement; Have three sign bars that extend with the reinforcement axially parallel on the jacket surface, be respectively the first sign bar 61, second and identify bar 62 and the 3rd sign bar 63; The sign bar is positioned at the skeleton grooves top, and the width of the sign bar of correspondence position equals the width of skeleton grooves; In the orthographic projection of the bottom surface of each skeleton grooves, the sign bar that is positioned at the skeleton grooves top all falls within the bottom surface scope of this skeleton grooves; Every sign bar is continuous; The sign bar protrudes from sheath.
Ask for an interview Fig. 3, and with reference to figure 1 and Fig. 2, a kind of skeleton cable of easy identification, with embodiment 1, difference is basically: the width of the sign bar of correspondence position is less than the width of skeleton grooves.
Ask for an interview Fig. 4 to Fig. 6, and referring to figs. 1 to Fig. 3, a kind of skeleton cable of easy identification, with embodiment 1, difference is basically: every sign bar is interrupted; Along reinforcement axially, interrupted position is identical between the sign bar; Interrupted length equates.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment skeletonly can be also that other are a plurality of, as two, four, five, six, eight, ten, 12 or the like; The sign bar can be a plurality of of correspondence.
Further, the number of sign bar can be lacked one than the number of skeleton grooves, so also can reach the purpose that is prone to identification, easy-to-search.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment, the distribution of sign bar on sheath can be continuous or interrupted.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment is characterized in that said skeleton grooves is symmetrical distribution on the skeleton excircle.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment, the width that it is characterized in that said skeleton grooves are that equate or unequal.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment, the width that it is characterized in that said sign bar are that equate or unequal.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment is characterized in that said framework material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene.
Certainly; The skeleton cable of the easy identification described in above-mentioned arbitrary embodiment is characterized in that said reinforcement is individual wire or single copper wire or single aluminium wire or many steel wire intertwist bodies or many copper wire intertwist bodies or multiple aluminium wire intertwist body or fiberglass-reinforced plastic lever.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment is characterized in that said protective layer is waterstop or nonwoven fabrics or compound aluminium strip or composite steel band or glass fiber tape or mica tape.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment is characterized in that said sheath material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or Polyurethane or nylon.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment, the material that it is characterized in that said sign bar are low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or Polyurethane or nylon; And be and the sheath identical materials.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment, the width that it is characterized in that said sign bar is 0.2mm-5mm.
Certainly, the cable core described in the utility model can also be optical fiber or optical fiber ribbon.
Certainly, the skeleton cable of the easy identification described in above-mentioned arbitrary embodiment it is characterized in that said sign bar is positioned at the skeleton grooves top, and the width of the sign bar of correspondence position is not more than the width of skeleton grooves; In the orthographic projection of the bottom surface of each skeleton grooves, the sign bar that is positioned at the skeleton grooves top all falls within the bottom surface scope of this skeleton grooves.
Certainly; The skeleton cable of the easy identification described in above-mentioned arbitrary embodiment; It is characterized in that said sheath is a medium density polyethylene, and said sign bar mixes by the medium density polyethylene of 99% weight and the color masterbatch of 1% weight, includes in the said color masterbatch:
The phthalocyanine of 2% weight red or phthalocyanine blue or phthalocyanine green or everbright fast red or the big red or big molecule Huang of molecule or permanent yellow or permanent violet or azophloxine;
The polyethylene low-molecular-weight wax or the stearate of 18% weight;
The polyvinyl resin of 75% weight.
Certainly, the interior cable cores of skeleton grooves different described in the utility model can be different, are conductor lines like what put in the part skeleton grooves, and what put in another part skeleton grooves is optical fiber or optical fiber ribbon.
Certainly, the skeleton cable of above-mentioned described easy identification is characterized in that said sign bar can also be the printing ink of spray printing on sheath; Can be the ink lay of different colours, even can be with literal or the symbol or the figure of printing ink spray printing on sheath.
The skeleton cable of above-mentioned described easy identification, when it is characterized in that said sign bar is interrupted, along reinforcement axially, interrupted position can be identical between the sign bar, also can be different; Interrupted length can be that what to equate also can be unequal.
Certainly, the skeleton grooves in the utility model can be the one-way spiral formula or forward and reverse screw type; Correspondingly, the sign bar also be the one-way spiral formula or forward and reverse screw type, so long as guarantee above corresponding skeleton grooves, and the width on the cross section is not more than the width of skeleton grooves, and projection falls within interior the getting final product of projection of skeleton grooves.
In the utility model, when the material of sign bar is identical with sheath, come to discern effectively through the width that identifies bar; The sign bar can extrude with the sheath one.Such as, the width of sign bar 61 is greater than the width of sign bar 62, and the width of sign bar 62 is greater than the width of sign bar 63; And the cable core in the skeleton grooves of correspondence is identical or different below the sign bar 61,62,63, can be identified easily, and need not cut whole cable open; The construction life-span faster, more convenient, cable is longer like this.
Certainly, in the utility model, the width of sign bar fully can be the same, in this case, can discern through its color, and be that red, as to identify bar 62 color is yellow for blue, as to identify bar 63 color like the color that identifies bar 61; Or the like, as long as can discern mutually; Reached the purpose of effective identification like this, equally.
In the utility model, after having found corresponding skeleton grooves, only need on the corresponding identification bar, to open cutting, cut the cable core that takes out in the groove back and just can construct to reinforcement side.
In the manufacturing of the utility model, for the position that makes sign bar and skeleton grooves corresponding exactly, most preferred execution mode be extrude skeleton, put into cable core, coating protective layer, sheath extrude, identify bar and be formed on an operation and once form.
The utlity model has following main beneficial effect: simple in structure, the life-span faster, more convenient, cable that is easy to make, construct is longer.
The utility model is not limited to above-mentioned preferred forms, should be appreciated that the design of the utility model can be implemented utilization by other various forms, and they drop in the protection range of the utility model equally.
Claims (10)
1. skeleton cable that is prone to identification; It includes skeleton, be positioned at skeleton central authorities reinforcement, be positioned on the skeleton excircle and a plurality of skeleton grooves spaced apart from each other, be positioned at skeleton grooves cable core, be coated on protective layer and the sheath of extrusion molding on protective layer on the skeleton; The bottom surface of each skeleton grooves is the plane, and reinforcement is that extrusion molding forms with skeleton; It is characterized in that: skeleton grooves is parallel to each other on the skeleton excircle and distributes and extend in parallel with reinforcement; Have many sign bars that extend with the reinforcement axially parallel on the jacket surface; The sign bar is positioned at the skeleton grooves top, and the width of the sign bar of correspondence position is not more than the width of skeleton grooves; In the orthographic projection of the bottom surface of each skeleton grooves, the sign bar that is positioned at the skeleton grooves top all falls within the bottom surface scope of this skeleton grooves; Every sign bar is continuous or interrupted; The sign bar protrudes from sheath.
2. the skeleton cable of easy identification according to claim 1 is characterized in that said skeleton grooves is symmetrical distribution on the skeleton excircle.
3. the skeleton cable of easy identification according to claim 1, the width that it is characterized in that said skeleton grooves is that equate or unequal.
4. the skeleton cable of easy identification according to claim 1, the width that it is characterized in that said sign bar is that equate or unequal.
5. the skeleton cable of easy identification according to claim 1 is characterized in that said framework material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene.
6. the skeleton cable of easy identification according to claim 1 is characterized in that said reinforcement is individual wire or single copper wire or single aluminium wire or many steel wire intertwist bodies or many copper wire intertwist bodies or multiple aluminium wire intertwist body or fiberglass-reinforced plastic lever.
7. the skeleton cable of easy identification according to claim 1 is characterized in that said protective layer is waterstop or nonwoven fabrics or compound aluminium strip or composite steel band or glass fiber tape or mica tape.
8. the skeleton cable of easy identification according to claim 1 is characterized in that said sheath material is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or Polyurethane or nylon.
9. the skeleton cable of easy identification according to claim 1, the material that it is characterized in that said sign bar is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or Polyurethane or nylon; And be and the sheath identical materials.
10. the skeleton cable of easy identification according to claim 1, the width that it is characterized in that said sign bar is 0.2mm-5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220148398XU CN202534409U (en) | 2012-04-07 | 2012-04-07 | Easily recognized skeleton type cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220148398XU CN202534409U (en) | 2012-04-07 | 2012-04-07 | Easily recognized skeleton type cable |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220585418 Division CN202917216U (en) | 2012-04-07 | 2012-04-07 | Easily-recognized skeleton type cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202534409U true CN202534409U (en) | 2012-11-14 |
Family
ID=47135573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220148398XU Expired - Fee Related CN202534409U (en) | 2012-04-07 | 2012-04-07 | Easily recognized skeleton type cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202534409U (en) |
-
2012
- 2012-04-07 CN CN201220148398XU patent/CN202534409U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121114 Termination date: 20130407 |