CN104155734B - A kind of fiber optic communications pipe and its production mould - Google Patents
A kind of fiber optic communications pipe and its production mould Download PDFInfo
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- CN104155734B CN104155734B CN201410390406.5A CN201410390406A CN104155734B CN 104155734 B CN104155734 B CN 104155734B CN 201410390406 A CN201410390406 A CN 201410390406A CN 104155734 B CN104155734 B CN 104155734B
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Abstract
The present invention discloses a kind of fiber optic communications pipe and its production mould, and including mutually compound internal layer and outer layer, the inwall of described internal layer has a plurality of groove for receiving optical cable for extending along its length, and described internal layer is layer of silica gel；And a kind of mould for producing the communication pipe, there is internal layer material channel and outer skin materials passage thereon, and internal layer material is mutually combined with outer skin materials before discharging, form seamless combination, multiple grooves are opened up in the inwall of communication pipe, for receiving optical cable, the effect for positioning is also functioned to simultaneously, many optical cables can be laid in pipe, increased the range of application of body, and on production mould, form outer skin materials passage, internal layer material channel, and internal layer material is mutually combined with outer skin materials in the outlet of internal layer material channel, and above-mentioned communication pipe is formed in the presence of the outlet of outer layer material channel is due to the fin on front plug, structure reliability, tubulation efficiency high, quality is high, it is suitable to popularization and application.
Description
Technical field
The present invention relates to a kind of fiber optic communications pipe and its production mould.
Background technology
Fiber optic communications pipe be it is a kind of by optical cable receive wherein, the tubular body that destroys can be protecteded from, at present logical
News field has and is widely applied very much, but it is existing be mostly it is thinner be merely able to receive the communication pipe of several optical cables, it is uncomfortable
With the situation of the optical cable that need to protect big beam.
The content of the invention
For above-mentioned technical deficiency, it is an object of the invention to provide a kind of fiber optic communications pipe and its production mould,
Inside pipe wall have that multiple length directions extend for storage and the groove of locating optical cable, the number of groove can be set up as needed
Amount and caliber, production mould realize efficiently, in high quality the production of communication pipe, are suitable to popularization and application.
To solve above-mentioned technical problem, the present invention is adopted the following technical scheme that：
A kind of fiber optic communications pipe, including mutually compound internal layer and outer layer, the inwall of described internal layer has a plurality of along length
The groove for receiving optical cable that direction extends, described internal layer are layer of silica gel.
Preferably, described outer layer is high-density polyethylene layer.
A kind of production mould of above-mentioned fiber optic communications pipe, including tail die sleeve, shunting support, front die sleeve, mouth mold, shunting
Cone, middle die sleeve, spirillum, adjusting ring, rear plug and front plug, described shunting support are outer with what is be connected by dowel
Circle and inner ring, the end of described middle die sleeve have a peripheral flange to be formed that extends radially outwardly, and described tail die sleeve is by the
A connection piece is mutually axially connected with the described outer ring of shunting support and the peripheral flange of described middle die sleeve, described front die sleeve
Mutually axially it is connected with the peripheral flange of described middle die sleeve by the second connector, described mouth mold passes through the 3rd connector and institute
The front die sleeve stated mutually axially connects, described spreader, the inner ring of described shunting support, described spirillum, described tune
Pitch circle, described rear plug and described front plug mutually axially connect, and the inside of described tail die sleeve has for outer layer charging
Middle cavity, described spreader is located at described hollow intracavity, offers axial in the peripheral flange of described middle die sleeve
For the through hole that outer skin materials pass through, between internal, the described tail die sleeve of described tail die sleeve and described spreader, adjacent institute
Between through hole between the dowel stated, described, described front die sleeve and described middle die sleeve, described front die sleeve with it is described
Formed between mouth mold and described rear plug between adjusting ring, described, between described mouth mold and described front plug continuous
Outer skin materials passage, described middle cavity insertion is connected to outer layer feeding machine；Along described outer ring, company on described spreader
Connect muscle, inner ring and offer internal layer feed cavity, described spirillum in near described inner ring one end to other end external diameter gradually
The frustum for diminishing, offers what depth gradually became shallower as to the other end from the one end near described inner ring on described spirillum
Helicla flute, described internal layer feed cavity, forms continuous internal layer material channel between described middle die sleeve and described spirillum,
Described internal layer feed cavity insertion is connected to internal layer feeding machine, and described internal layer material is in described middle die sleeve and described regulation
It is combined inside and outside phase between circle, has on the periphery wall of described front plug for forming the groove on described fiber optic communications pipe
Fin.
Preferably, described front mould puts and offers multiple screwed holes for radially extending, and corresponds to the screwed hole described in each
Screw-internal thread fit has the regulating bolt in the axle center of the mouth mold that can adjust described, and the inner end of described regulating bolt is pushed against institute
The circumferentially equidistant distribution of screwed hole on the periphery wall of the mouth mold stated, described in these.
Preferably, the first described connector includes multiple bolts or screw of circumferentially equidistant distribution.
Preferably, the second described connector includes multiple bolts or screw of circumferentially equidistant distribution.
The setting it is highly preferred that the second described connector and described regulating bolt are circumferentially staggered.
Preferably, the 3rd described connector includes multiple bolts or screw of circumferentially equidistant distribution.
The beneficial effects of the present invention is：Communication pipe is compounded to form by outer layer and internal layer, opens up many in the inwall of communication pipe
Individual groove, for receiving optical cable, while also functioning to the effect for positioning, can lay many optical cables in pipe, increased answering for body
With scope, and outer skin materials passage, internal layer material channel on production mould, are formed, and internal layer material going out in internal layer material channel
Mouth is mutually combined with outer skin materials, and in the presence of the outlet of outer layer material channel is due to the fin on front plug forms above-mentioned
Communication pipe, structure reliability, tubulation efficiency high, quality are high, are suitable to popularization and application.
Description of the drawings
Cross-sectional view of the accompanying drawing 1 for the fiber optic communications pipe of the present invention；
Structural representation of the accompanying drawing 2 for the production mould of the present invention；
End view of the accompanying drawing 3 for the front plug in the production mould of the present invention.
In accompanying drawing：1st, outer layer；2nd, internal layer；3rd, groove；4th, tail die sleeve；5th, shunt support；6th, front die sleeve；7th, mouth mold；8th, divide
Flow cone；9th, middle die sleeve；10th, spirillum；11st, adjusting ring；12nd, rear plug；13rd, front plug；14th, the first connector；15th, second connects
Fitting；16th, the 3rd connector；17th, middle cavity；18th, outer skin materials passage；19th, internal layer feed cavity；20th, internal layer material channel；
21st, fin；22nd, regulating bolt.
Specific embodiment
Shown embodiment is described in detail below to the present invention below in conjunction with the accompanying drawings：
As shown in Figure 1, a kind of fiber optic communications pipe, including mutually compound internal layer 2 and outer layer 1, the inwall of internal layer 2 is with more
The groove 3 for receiving optical cable that bar extends along its length, internal layer 2 are layer of silica gel, and outer layer 1 is high-density polyethylene layer.
As shown in accompanying drawing 2 and accompanying drawing 3, produce the mould of above-mentioned fiber optic communications pipe, including tail die sleeve 4, shunting support 5,
Front die sleeve 6, mouth mold 7, spreader 8, middle die sleeve 9, spirillum 10, adjusting ring 11, rear plug 12 and front plug 13, shunt support 5
With the outer ring and inner ring that are connected by dowel, the end of middle die sleeve 9 has the peripheral flange to be formed that extends radially outwardly,
Tail die sleeve 4 is mutually axially connected with the outer ring of shunting support 5 and the peripheral flange of middle die sleeve 9 by the first connector 14, front die sleeve 6
Mutually axially it is connected with the peripheral flange of middle die sleeve 9 by the second connector 15, mouth mold 7 passes through the 3rd connector 16 and front die sleeve 6
Mutually axially connect, spreader 8, the inner ring of shunting support 5, spirillum 10, adjusting ring 11, rear plug 12 and front plug 13 are mutually axially
Connection, the inside of tail die sleeve 4 have the middle cavity 17 for the charging of outer layer 1, and spreader 8 is located in middle cavity 17, middle die sleeve 9
The through hole that axial 1 material of confession outer layer passes through is offered in peripheral flange, inside tail die sleeve 4, between tail die sleeve 4 and spreader 8,
Between adjacent dowel, between through hole, front die sleeve 6 and middle die sleeve 9, between front die sleeve 6 and adjusting ring 11, mouth mold 7 and rear core
Continuous outer skin materials passage 18 is formed between rod 12, between mouth mold 7 and front plug 13,17 insertion of middle cavity is connected to outer layer 1
Feeding machine；Internal layer feed cavity 19 is offered along outer ring, dowel, inner ring on spreader 8, especially, the internal layer feed cavity 19 is wrapped
The radial section and axial direction part for connecting is included, spirillum 10 is in from the frustum tapered into other end external diameter near inner ring one end
Shape, offers helicla flute that depth gradually become shallower as, helicla flute and internal layer to the other end from the one end near inner ring on spirillum 10
The axial direction part of feed cavity 19 connects, and forms continuous internal layer material and lead between internal layer feed cavity 19, middle die sleeve 9 and spirillum 10
Road 20,19 insertion of internal layer feed cavity are connected to 2 feeding machine of internal layer, and 2 material of internal layer is between middle die sleeve 9 and adjusting ring 11 inside and outside phase
It is compound, circumferentially it is located in 1 material of outer layer with 2 material of internal layer, is had for forming fiber optic communications pipe on the periphery wall of front plug 13
On groove 3 fin 21.
More specifically, multiple screwed holes for radially extending are offered on front die sleeve 6, each screwed hole screw-internal thread fit is corresponded to
Have a regulating bolt 22 in the axle center that can adjust mouth mold 7, that is, adjust obtained in body evenness of wall thickness, regulating bolt 22 it is interior
End is pushed against on the periphery wall of mouth mold 7, and the circumferentially equidistant distribution of these screwed holes, the first connector 14 include circumferentially equidistant distribution
Multiple bolts or screw, the second connector 15 includes multiple bolts or screw of circumferentially equidistant distribution, the second connector 15 with
The 22 circumferential setting that is staggered of regulating bolt, the 3rd connector 16 include multiple bolts or screw of circumferentially equidistant distribution.
Communication pipe is compounded to form by outer layer 1 and internal layer 2 in the design of the present invention, multiple grooves is opened up in the inwall of communication pipe
3, for receiving optical cable, while also functioning to the effect for positioning, many optical cables can be laid in pipe, the application model of body is increased
Enclose, and on production mould, form outer skin materials passage 18, internal layer material channel 20, and 2 material of internal layer is in internal layer material channel 20
Outlet be mutually combined with 1 material of outer layer, and outer layer material channel 18 outlet due to the effect of the fin 21 on front plug 13
Lower to form above-mentioned communication pipe, structure reliability, tubulation efficiency high, quality are high, are suitable to popularization and application.
Above-described embodiment technology design only to illustrate the invention and feature, its object is to allow person skilled in the art
Scholar will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.It is all according to the present invention
Equivalence changes or modification that spirit is made, should all be included within the scope of the present invention.
Claims (7)
1. a kind of production mould of fiber optic communications pipe, described fiber optic communications pipe includes the internal layer being mutually combined and outer layer, described
The inwall of internal layer has a plurality of groove for receiving optical cable for extending along its length, and described internal layer is layer of silica gel, and which is special
Levy and be：Described production mould includes tail die sleeve, shunting support, front die sleeve, mouth mold, spreader, middle die sleeve, spirillum, tune
Pitch circle, rear plug and front plug, described shunting support is with the outer ring and inner ring being connected by dowel, described middle mold
The end of set has the peripheral flange to be formed that extends radially outwardly, and described tail die sleeve passes through the first connector and described shunting
The peripheral flange of the outer ring of support and described middle die sleeve mutually axially connects, described front die sleeve by the second connector with it is described
The peripheral flange of middle die sleeve mutually axially connect, described mouth mold is mutually axially connected with described front die sleeve by the 3rd connector
Connect, described spreader, the inner ring of described shunting support, described spirillum, described adjusting ring, described rear plug and
Described front plug mutually axially connects, and the inside of described tail die sleeve has the middle cavity for outer layer charging, described shunting
Positioned at described hollow intracavity, offer in the peripheral flange of described middle die sleeve that axial confession outer skin materials pass through is logical for cone
Hole, between internal, the described tail die sleeve of described tail die sleeve and described spreader, between adjacent described dowel, institute
The through hole stated, between the front die sleeve between described front die sleeve and described middle die sleeve, described and described adjusting ring, it is described
Continuous outer skin materials passage, institute are formed between mouth mold and described rear plug, between described mouth mold and described front plug
The middle cavity insertion stated is connected to outer layer feeding machine；Offer along described outer ring, dowel, inner ring on described spreader interior
Layer feed cavity, described spirillum are in from the frustum tapered into other end external diameter near described inner ring one end, described
Spirillum on helicla flute that depth gradually become shallower as, described internal layer are offered to the other end near one end of described inner ring
Continuous internal layer material channel, described internal layer feed cavity are formed between feed cavity, described middle die sleeve and described spirillum
Insertion is connected to internal layer feeding machine, and described internal layer material is multiple inside and outside phase between described middle die sleeve and described adjusting ring
Close, have on the periphery wall of described front plug for forming the fin of the groove on described fiber optic communications pipe.
2. production mould according to claim 1, it is characterised in that：Described front mould puts and offers multiple radially extending
Screwed hole, corresponding to the screwed hole screw-internal thread fit described in each has the regulating bolt in axle center of the mouth mold that can adjust described,
The inner end of described regulating bolt is pushed against on the periphery wall of described mouth mold, circumferentially equidistant point of the screwed hole described in these
Cloth.
3. production mould according to claim 1, it is characterised in that：The first described connector includes circumferentially equidistant distribution
Multiple bolts or screw.
4. production mould according to claim 1, it is characterised in that：The second described connector includes circumferentially equidistant distribution
Multiple bolts or screw.
5. production mould according to claim 2, it is characterised in that：The second described connector includes circumferentially equidistant distribution
Multiple bolts or screw.
6. production mould according to claim 5, it is characterised in that：The second described connector and described regulating bolt
Circumferentially be staggered setting.
7. production mould according to claim 1, it is characterised in that：The 3rd described connector includes circumferentially equidistant distribution
Multiple bolts or screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390406.5A CN104155734B (en) | 2014-08-11 | 2014-08-11 | A kind of fiber optic communications pipe and its production mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410390406.5A CN104155734B (en) | 2014-08-11 | 2014-08-11 | A kind of fiber optic communications pipe and its production mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104155734A CN104155734A (en) | 2014-11-19 |
| CN104155734B true CN104155734B (en) | 2017-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410390406.5A Active CN104155734B (en) | 2014-08-11 | 2014-08-11 | A kind of fiber optic communications pipe and its production mould |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105116506A (en) * | 2015-09-18 | 2015-12-02 | 长飞光纤光缆股份有限公司 | Central tubular optical cable capable of preventing biting and pecking and manufacture method thereof |
| CN105093456A (en) * | 2015-09-18 | 2015-11-25 | 长飞光纤光缆股份有限公司 | Anti-rodent and anti-pecking central tube type optical cable and manufacturing method thereof |
| CN105093457A (en) * | 2015-09-18 | 2015-11-25 | 长飞光纤光缆股份有限公司 | Anti-rodent and anti-pecking layer stranding optical cable and manufacturing method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2612959Y (en) * | 2003-03-27 | 2004-04-21 | 沧州明珠塑料股份有限公司 | Silicon core optical fiber microtube |
| CN201812077U (en) * | 2010-10-15 | 2011-04-27 | 重庆顾地塑胶电器有限公司 | High-density polyethylene (HDPE) silicon core composite pipe and die head of production machine set thereof |
| CN204086617U (en) * | 2014-08-11 | 2015-01-07 | 苏州金纬机械制造有限公司 | A kind of fiber optic communications pipe and production mould thereof |
-
2014
- 2014-08-11 CN CN201410390406.5A patent/CN104155734B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2612959Y (en) * | 2003-03-27 | 2004-04-21 | 沧州明珠塑料股份有限公司 | Silicon core optical fiber microtube |
| CN201812077U (en) * | 2010-10-15 | 2011-04-27 | 重庆顾地塑胶电器有限公司 | High-density polyethylene (HDPE) silicon core composite pipe and die head of production machine set thereof |
| CN204086617U (en) * | 2014-08-11 | 2015-01-07 | 苏州金纬机械制造有限公司 | A kind of fiber optic communications pipe and production mould thereof |
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| CN104155734A (en) | 2014-11-19 |
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