CN202563132U - Spring cable - Google Patents
Spring cable Download PDFInfo
- Publication number
- CN202563132U CN202563132U CN2012201484179U CN201220148417U CN202563132U CN 202563132 U CN202563132 U CN 202563132U CN 2012201484179 U CN2012201484179 U CN 2012201484179U CN 201220148417 U CN201220148417 U CN 201220148417U CN 202563132 U CN202563132 U CN 202563132U
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- Prior art keywords
- spring
- beam tube
- armor
- cable
- center beam
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Abstract
The utility model belongs to the technical filed of cables, and particularly relates to a spring cable. The spring cable comprises a central beam tube which is positioned in the center and has a hollow internal structure, and a plurality of optical fibers which are positioned in the internal hollow part of the central beam tube. The spring cable is characterized in that a spring armor layer is arranged outside the central beam tube and is tightly attached to the external wall of the central beam tube; spring wires in adjacent layers of the spring armor layer are adjacent closely; and a sheathing layer is sleeved outside the spring sheathing layer in a squeezing manner. The utility model further discloses a device for forming the spring armor layer. Because the spring cable is protected by the spring sheathing layer, the spring cable has better performance of resistance to tensile strain, side pressing and bending, is more flexible and has a wider application range. The device is simple and reliable, and has a low cost. Beside, a production method of the device is simple and is easy in learning.
Description
Technical field
The utility model belongs to technical field of cables, and especially a kind of mode that adopts the spring armouring strengthens the spring cable of lateral pressure resistant performance and torsional resistance; And the device that forms the spring armor.
Background technology
In the prior art, optical cable is by all trades and professions institute a large amount of use, the especially technical fields of optical signal transmission.Optical cable of the prior art usually adopts is that compound aluminium strip, wrinkle steel band wait the mechanical property of strengthening optical cable; This reinforcement mode maximum drawback in use be anti-side pressure, crooked flexibility aspect be dissatisfactory, under the situation of reversed torsion; The optical cable easy of crack, and then influence the performance of optical cable.In addition; Among the communication industry standard YD/T769-2010 of the People's Republic of China (PRC); Also mentioned GYXTS, GYXTY etc. types optical cable; This type optical cable adopts many steel wires around the stranded formation of center beam tube, though also played the effect that improves tensile strength, armouring protection optical cable, its anti-side pressure, counter-bending flexibility aspect are still waiting to improve.
The utility model content
In order to address the above problem, one of purpose of the utility model provides that a kind of tensile strain performance is better, lateral pressure resistant, bending resistance better, more soft spring cable; Two of the purpose of the utility model is further to disclose the device that forms the spring armor; They adopt following technical scheme to realize:
A kind of spring cable comprises the center beam tube 3 that is positioned at central authorities and inner hollow, the inner hollow many light transmitting fibers 4 partly that are positioned at the center beam tube; It is characterized in that the center beam tube has spring armor 2 outward, and the spring armor is close to center beam tube outer wall, the spring wire of the adjacent layer in the spring armor is close to; The spring armor is extruded with restrictive coating 1 outward.
Further, above-mentioned described spring cable is characterized in that between center beam tube and spring armor, having the protective seam of blocking water, and the protective seam that blocks water is vertical or spiral is coated on the beam tube of center; The spring armor is close to the protective seam that blocks water.
A kind of spring cable comprises the center beam tube that is positioned at central authorities and inner hollow, the inner hollow many light transmitting fibers partly that are positioned at the center beam tube; It is characterized in that the center beam tube has the spring armor outward, and have the protective seam of blocking water between center beam tube and the spring armor that the protective seam that blocks water is vertical or spiral is coated on the beam tube of center; The spring armor is close to the protective seam that blocks water.
Above-mentioned described spring cable is characterized in that described center beam tube, and its material is polybutylene terephthalate or polypropylene.
Above-mentioned described spring cable is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
Further, above-mentioned described spring cable is characterized in that described light transmitting fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
Above-mentioned described spring cable is characterized in that described restrictive coating is low density polyethylene or medium density polyethylene or high density polyethylene or rubber.
Above-mentioned described spring cable is characterized in that the described protective seam that blocks water is a waterstop.
Above-mentioned described spring cable is characterized in that described spring armor, and its spring wire is stainless steel wire or zinc-coated wire or phosphatization steel wire.
Above-mentioned described spring cable is characterized in that described spring armor, and the diameter of its spring wire is 0.1mm-0.8mm.
The device of the utility model adopts following technical scheme to realize:
A kind of device that forms the spring armor on the spring cable is characterized in that: it includes receives the beam tube dish tool 51 that is wound with center beam tube 3, the coil of wire tool 52 that receipts are wound with spring wire 21, the mould 53 that the spring armor forms; Beam tube dish tool is rotatably mounted on first fixed mount 511 through first 513, and the coil of wire tool is rotatably mounted on second fixed mount 521 through second 523; First fixed mount is fixed on the ground, and second fixed mount is fixed on the ground, and first fixed mount is parallel with second fixed mount; The coil of wire tool is positioned at beam tube dish tool rear and under stationary state, the axis of coil of wire tool is higher than the coboundary of beam tube dish tool; The mould that the spring armor forms is positioned at beam tube dish tool the place ahead.In this device, the center pit of the mould that the spring armor forms is emitted and passed to the center beam tube from beam tube dish tool, toward front haulage; Simultaneously, spring wire is emitted from the coil of wire tool, in the shaped hole of the mould that entering spring armor forms, in shaped hole, forms spring armor 2, is coated on then outside the beam tube of center, and extrusion head is crossed in traction together, the formation restrictive coating.
The device of the spring armor on the above-mentioned described formation spring cable; It is characterized in that the mould that said spring armor forms is a rectangular shape; On this mould, has the center pit 532 that runs through the left and right side; And center pit is positioned at the central authorities of left surface and right flank, and center pit is a cylindrical hole; In the outside of center pit, have shaped hole along the center pit direction, shaped hole is made up of stretched hole 531 and the threaded hole 533 that is connected with the stretched hole, and the diameter in stretched hole is the same big with the diameter of threaded hole, and stretched hole and threaded hole do not communicate with center pit; Said threaded hole is at least a whole spiral.This mould forms threaded hole in casting.
A kind of device that forms the spring armor on the spring cable of the utility model, its another kind of embodiment is characterised in that: it includes receives the beam tube dish tool 51 that is wound with center beam tube 3, the coil of wire tool 52 that receipts are wound with spring wire 21, the mould 53 that the spring armor forms; Beam tube dish tool is rotatably mounted on first fixed mount 511 through axle, and the coil of wire tool is fixed on the strand cage 522 and can rotates to emit spring wire around stationary shaft; First fixed mount is fixed on the ground, and the strand cage is to rotate around the axis 31 of center beam tube; The mould that the spring armor forms is positioned at beam tube dish tool the place ahead.In this device, the center pit of the mould that the spring armor forms is emitted and passed to the center beam tube from beam tube dish tool, toward front haulage; Simultaneously, spring wire is emitted from the coil of wire tool, in the shaped hole of the mould that entering spring armor forms; The strand cage forms spring armor 2 around the axis rotation of center beam tube in shaped hole, be coated on then outside the beam tube of center; Extrusion head is crossed in traction together, forms restrictive coating.
The spring armor of this device forms wanting simply in the relative the foregoing description of mould; The mould that said spring armor forms is a rectangular shape; On this mould, has the center pit 532 that runs through the left and right side; And center pit is positioned at the central authorities of left surface and right flank, and center pit is cylinder table shape hole; Center pit is positioned in the orthogonal projection of left surface, and the sectional area of left surface is bigger than the sectional area of right flank.
As a kind of improvement, the mould that said spring armor forms is a rectangular shape, on this mould, has the center pit 532 that runs through the left and right side, and to be centered close to the left surface place be cylinder table shape hole 534, be positioned at the right flank place is cylindrical hole; Cylinder table shape hole is in the orthogonal projection of left surface, and its sectional area reduces from the left surface side of turning right gradually.
The spring cable of the utility model is owing to there has been the protection of spring armor, and therefore, the better stretch-proof strain of spring cable tool, lateral pressure resistant, bending resistance, spring cable are more soft, and the scope of application is wider; Device in the utility model is simple, reliable, cost is low and working method is easy to learn.
Description of drawings
Fig. 1 is the perspective view after one section of the product intercepting of the utility model is cut open;
Fig. 2 is the right view that Fig. 1 amplifies;
Fig. 3 is the perspective view after the product of Fig. 1 is removed restrictive coating;
Fig. 4 is the front view that Fig. 3 dwindles;
Fig. 5 is the right view that Fig. 3 amplifies;
Fig. 6 is a kind of synoptic diagram of the utility model device;
Fig. 7 is the another kind of synoptic diagram of the utility model device;
Fig. 8 is the perspective view of the mould that forms of spring armor used among Fig. 6;
Fig. 9 is a kind of cross-sectional view of the mould that forms of spring armor used among Fig. 7;
Figure 10 is the another kind of cross-sectional view of the mould that forms of spring armor used among Fig. 7.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail; Embodiment 1 is the embodiment of the utility model spring cable products; Embodiment 2 to embodiment 4 is the embodiment of the utility model device.
Ask for an interview Fig. 1 to Fig. 5, a kind of spring cable comprises the center beam tube 3 that is positioned at central authorities and inner hollow, the inner hollow many light transmitting fibers 4 partly that are positioned at the center beam tube; It is characterized in that the center beam tube has spring armor 2 outward, and the spring armor is close to center beam tube outer wall, the spring wire of the adjacent layer in the spring armor is close to; The spring armor is extruded with restrictive coating 1 outward.
Above-mentioned described spring cable is characterized in that described center beam tube, and its material is polybutylene terephthalate or polypropylene.
Above-mentioned described spring cable is characterized in that described light transmitting fiber is single-mode fiber or multimode optical fiber.
Further, above-mentioned described spring cable is characterized in that described light transmitting fiber is G652 type or G655 type or G657 type or A1a type or A1b type.
Above-mentioned described spring cable is characterized in that described restrictive coating is low density polyethylene or medium density polyethylene or high density polyethylene or rubber.
Above-mentioned described spring cable is characterized in that the described protective seam that blocks water is a waterstop.
Above-mentioned described spring cable is characterized in that described spring armor, and its spring wire is stainless steel wire or zinc-coated wire or phosphatization steel wire.
Above-mentioned described spring cable is characterized in that described spring armor, and the diameter d of its spring wire is 0.1mm-0.8mm.
Certainly, further, above-mentioned described spring cable is characterized in that between center beam tube and spring armor, having the protective seam of blocking water, and the protective seam that blocks water is vertical or spiral is coated on the beam tube of center; The spring armor is close to the protective seam that blocks water.
Ask for an interview Fig. 6 and Fig. 8; And combination Fig. 1 to Fig. 5; A kind of device that forms the spring armor on the spring cable is characterized in that: it includes receives the beam tube dish tool 51 that is wound with center beam tube 3, the coil of wire tool 52 that receipts are wound with spring wire 21, the mould 53 that the spring armor forms; Beam tube dish tool is rotatably mounted on first fixed mount 511 through first 513, and the coil of wire tool is rotatably mounted on second fixed mount 521 through second 523; First fixed mount is fixed on the ground, and second fixed mount is fixed on the ground, and first fixed mount is parallel with second fixed mount; The coil of wire tool is positioned at beam tube dish tool rear and under stationary state, the axis of coil of wire tool is higher than the coboundary of beam tube dish tool; The mould that the spring armor forms is positioned at beam tube dish tool the place ahead.In this device, the center pit of the mould that the spring armor forms is emitted and passed to the center beam tube from beam tube dish tool, toward front haulage; Simultaneously, spring wire is emitted from the coil of wire tool, in the shaped hole of the mould that entering spring armor forms, in shaped hole, forms spring armor 2, is coated on then outside the beam tube of center, and extrusion head is crossed in traction together, the formation restrictive coating.
The device of the spring armor on the above-mentioned described formation spring cable; It is characterized in that the mould that said spring armor forms is a rectangular shape; On this mould, has the center pit 532 that runs through the left and right side; And center pit is positioned at the central authorities of left surface and right flank, and center pit is a cylindrical hole; In the outside of center pit, have shaped hole along the center pit direction, shaped hole is made up of stretched hole 531 and the threaded hole 533 that is connected with the stretched hole, and the diameter in stretched hole is the same big with the diameter of threaded hole, and stretched hole and threaded hole do not communicate with center pit; Said threaded hole is at least a whole spiral.This mould forms threaded hole in casting.
Ask for an interview Fig. 7 and Fig. 9; And combination Fig. 1 to Fig. 5; A kind of device that forms the spring armor on the spring cable is characterized in that: it includes receives the beam tube dish tool 51 that is wound with center beam tube 3, the coil of wire tool 52 that receipts are wound with spring wire 21, the mould 53 that the spring armor forms; Beam tube dish tool is rotatably mounted on first fixed mount 511 through axle, and the coil of wire tool is fixed on the strand cage 522 and can rotates to emit spring wire around stationary shaft; First fixed mount is fixed on the ground, and the strand cage is to rotate around the axis 31 of center beam tube; The mould that the spring armor forms is positioned at beam tube dish tool the place ahead.In this device, the center pit of the mould that the spring armor forms is emitted and passed to the center beam tube from beam tube dish tool, toward front haulage; Simultaneously, spring wire is emitted from the coil of wire tool, in the shaped hole of the mould that entering spring armor forms; The strand cage forms spring armor 2 around the axis rotation of center beam tube in shaped hole, be coated on then outside the beam tube of center; Extrusion head is crossed in traction together, forms restrictive coating.
Wanting in relative the foregoing description of mould that the spring armor of this device forms is simple; The mould that said spring armor forms is a rectangular shape; On this mould, has the center pit 532 that runs through the left and right side; And center pit is positioned at the central authorities of left surface and right flank, and center pit is cylinder table shape hole; Center pit is positioned in the orthogonal projection of left surface, and the sectional area of left surface is bigger than the sectional area of right flank.
Ask for an interview Fig. 7 and Figure 10; And combination Fig. 1 to Fig. 5; A kind of device that forms the spring armor on the spring cable, as a kind of improvement, the mould that said spring armor forms is a rectangular shape; On this mould, have the center pit 532 that runs through the left and right side, and to be centered close to the left surface place be cylinder table shape hole 534, be positioned at the right flank place is cylindrical hole; Cylinder table shape hole is in the orthogonal projection of left surface, and its sectional area reduces from the left surface side of turning right gradually.
The spring cable of the utility model is owing to there has been the protection of spring armor, and therefore, the better stretch-proof strain of spring cable tool, lateral pressure resistant, bending resistance, spring cable are more soft, and the scope of application is wider; Device in the utility model is simple, reliable, cost is low and working method is easy to learn.
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 domain of the utility model equally.
Claims (6)
1. a spring cable comprises the center beam tube that is positioned at central authorities and inner hollow, the inner hollow many light transmitting fibers partly that are positioned at the center beam tube; It is characterized in that the center beam tube has the spring armor outward, and the spring armor is close to center beam tube outer wall, the spring wire of the adjacent layer in the spring armor is close to; The spring armor is extruded with restrictive coating outward.
2. a spring cable comprises the center beam tube that is positioned at central authorities and inner hollow, the inner hollow many light transmitting fibers partly that are positioned at the center beam tube; It is characterized in that the center beam tube has the spring armor outward, and have the protective seam of blocking water between center beam tube and the spring armor that the protective seam that blocks water is vertical or spiral is coated on the beam tube of center; The spring armor is close to the protective seam that blocks water.
3. according to claim 1 or described any one spring cable of claim 2, the material that it is characterized in that said center beam tube is polybutylene terephthalate or polypropylene.
4. according to claim 1 or described any one spring cable of claim 2, it is characterized in that said light transmitting fiber is single-mode fiber or multimode optical fiber.
5. spring cable according to claim 1 is characterized in that described restrictive coating is low density polyethylene or medium density polyethylene or high density polyethylene or rubber.
6. according to claim 1 or described any one spring cable of claim 2, it is characterized in that described spring armor, its spring wire is stainless steel wire or zinc-coated wire or phosphatization steel wire; The diameter of said spring wire is 0.1mm-0.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201484179U CN202563132U (en) | 2012-04-07 | 2012-04-07 | Spring cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201484179U CN202563132U (en) | 2012-04-07 | 2012-04-07 | Spring cable |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220441275 Division CN202735573U (en) | 2012-04-07 | 2012-04-07 | Device for forming spring armor layer on spring cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202563132U true CN202563132U (en) | 2012-11-28 |
Family
ID=47212777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201484179U Expired - Fee Related CN202563132U (en) | 2012-04-07 | 2012-04-07 | Spring cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202563132U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590969A (en) * | 2012-04-07 | 2012-07-18 | 常熟市谷雷特机械产品设计有限公司 | Spring cable |
-
2012
- 2012-04-07 CN CN2012201484179U patent/CN202563132U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102590969A (en) * | 2012-04-07 | 2012-07-18 | 常熟市谷雷特机械产品设计有限公司 | Spring cable |
| CN102590969B (en) * | 2012-04-07 | 2015-07-15 | 国网山东东阿县供电公司 | Spring cable |
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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: 20121128 Termination date: 20130407 |