CN203587844U - Prefabricated terminating circular optical cable connector - Google Patents
Prefabricated terminating circular optical cable connector Download PDFInfo
- Publication number
- CN203587844U CN203587844U CN201320789070.0U CN201320789070U CN203587844U CN 203587844 U CN203587844 U CN 203587844U CN 201320789070 U CN201320789070 U CN 201320789070U CN 203587844 U CN203587844 U CN 203587844U
- Authority
- CN
- China
- Prior art keywords
- optical cable
- crimping
- metal
- prefabricated
- neck bush
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 31
- 238000002788 crimping Methods 0.000 claims abstract description 44
- 239000002184 metal Substances 0.000 claims abstract description 35
- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 26
- 238000003780 insertion Methods 0.000 claims abstract description 22
- 230000037431 insertion Effects 0.000 claims abstract description 22
- 239000000919 ceramic Substances 0.000 claims abstract description 20
- 239000000835 fiber Substances 0.000 claims description 32
- 230000002787 reinforcement Effects 0.000 claims description 22
- 239000013307 optical fiber Substances 0.000 abstract description 8
- 238000005452 bending Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 abstract 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229920006231 aramid fiber Polymers 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Abstract
The utility model discloses a prefabricated terminating circular optical cable connector, which comprises an inner liner, an outer frame sleeve, a snap ring, a ceramic ferrule, a metal tail handle, a spring, an optical cable and a tail sleeve, wherein the optical cable is a circular lead-in optical cable and comprises a tight-buffered optical fiber, and a non-metal reinforcing member and a sheath which coats the tight-buffered optical fiber in sequence; a crimping ring is arranged in a mounting groove at the front side of the tail sleeve, a tail end of the metal tail handle is inserted in the front part of the crimping ring, and the rear part of the crimping ring is provided with a crimping support tube; the crimping support tube is arranged between the tight-buffered optical fiber and the non-metal reinforcing member; the non-metal reinforcing member and the sheath are compressed between the crimping ring and the crimping support tube; the front end part of the non-metal reinforcing member is compressed between the crimping ring and the metal tail handle; and the corresponding end of the tight-buffered optical fiber passes through the metal tail handle, and a bare optical fiber section of the end part is inserted in the ceramic ferrule. According to the prefabricated terminating circular optical cable connector, the optical fiber bending cannot occur when the prefabricated terminating circular optical cable connector is in use, and the insertion loss is small; in addition, the prefabricated terminating circular optical cable connector solves the problem that a connector cannot pass through elbow parts of small diameter in pipe penetrating.
Description
Technical field
the utility model relates to a kind of optical connector.
Background technology
the optical cable that making is prefabricated into end type circular optical cable is: circular leading in cable can be indoor type and outdoor self-bearing type, can be also other forms.As shown in Figure 1, above-mentioned indoor circular leading in cable generally comprises tight tube fiber 81, is coated on non-metal reinforcement member 82 and the sheath 83 outside tight tube fiber 81 successively, wherein tight tube fiber 81 comprises bare fibre 811, coat 812 and tight sleeve layer 813, and the material of tight sleeve layer 813 can be PVC, LSZH(low-smoke halogen-free polyolefin), thermosets, ultraviolet-curable materials etc.; Described bare fibre 811 can be all single mode, multimode optical fibers, conventionally adopts the optical fiber of G657A; Described non-metal reinforcement member 82 can be all material that guarantees optical cable tensile performance, as: aramid fiber yarn, high-modulus PE, polyester yarn etc.; Described sheath 83 can be PVC, PE, LSZH etc.As shown in Figure 2, and described circular self-bearing type leading in cable is on the basis of indoor circular leading in cable, to increase by one with it side by side and the messenger wire steel wire 84 being connected.
be prefabricated into end type wire jumper, more and more in application, but ought be in actual use, run in the time of need to wearing hidden pipe (as: pvc pipe in body of wall, PVC exposed conduit etc.), being prefabricated into the connector that end got well will be difficult to by the corner of pipe, but the reliability that is prefabricated into end type optical cable is high, Quick distributor convenient, cost of labor is low, the advantages such as low that require to engineering staff, makes the market demand very vigorous.
Summary of the invention
the utility model object is: provide one to be prefabricated into end circular optical cable connector, it connects into an entirety by crimp rings, ceramic insertion core, metal caudal peduncle, crimping stay pipe and optical cable, when ceramic insertion core moves axially, other parts are all moving axially, can in use not produce fibre-optical bending like this, Insertion Loss is less; In addition, structure of the present utility model makes its entire length less, can be easy to the corner through hidden pipe, while having solved connector poling, cannot pass through the problem of pipe with small pipe diameter bent tube section.
the technical solution of the utility model is: one is prefabricated into end circular optical cable connector, comprise neck bush, be socketed on the outer frame set outside neck bush, be connected in the stop collar in neck bush, be arranged in ceramic insertion core and metal caudal peduncle in neck bush, be arranged on the spring between metal caudal peduncle and stop collar, and optical cable and tail cover, the front end of described metal caudal peduncle is connected with the rear end of ceramic insertion core, described optical cable is circular leading in cable, it comprises tight tube fiber, be coated on successively non-metal reinforcement member and sheath outside tight tube fiber, described tail cover is sheathed on this circle leading in cable, and be provided with crimp rings in tail cover installed in front groove, the rear end of described metal caudal peduncle is inserted in the front portion of crimp rings, the rear portion of described crimp rings is equipped with crimping stay pipe, described crimping stay pipe is arranged between tight tube fiber and non-metal reinforcement member, non-metal reinforcement member and sheath are pressed between crimp rings and crimping stay pipe, the leading section of non-metal reinforcement member is pressed between crimp rings and metal caudal peduncle, the respective ends of described tight tube fiber is passed the center pit of metal caudal peduncle and the bare fibre section of tight tube fiber end is plugged in ceramic insertion core after stretching out crimping stay pipe.
the front end edge of described crimping stay pipe has a circle outward flange, and the gap of the leading section of non-metal reinforcement member through between this outward flange and crimp rings stretched into and be pressed in crimp rings and metal caudal peduncle, and the front end face of described sheath is positioned at the rear side of this outward flange.The rear portion of described neck bush is located at outside stop collar and connects and fixes with stop collar, and described outer frame set is set in outside neck bush and connects and fixes with neck bush.The rear portion of described outer frame set is located at the anterior periphery of tail cover.
before the utility model dispatches from the factory, by good the assembling parts beyond neck bush and outer frame set, and neck bush and outer frame set are issued to user with goods, by user scene, assembled, user first utilizes the connector assembly that neck bush and outer frame set are not installed to carry out poling, puts on after hidden pipe, more successively neck bush and outer frame set is inserted in, the basis for estimation being in place is to hear the sound of " click is rattled away ".
the assembling process of the parts beyond above-mentioned neck bush and outer frame set is: first cable jacket is peelled off, crimping stay pipe is inserted in to tight tube fiber and flushes (in crimping stay pipe, boring ratio tight tube fiber external diameter is large) with sheath, ceramic insertion core and metal caudal peduncle are that wringing fit forms an entirety, and metal caudal peduncle is successively through spring and stop collar.Then, by crimping mode, the non-metal reinforcement member crimping of long-tail handle and optical cable is lived by crimp rings, same, non-metal reinforcement member and sheath are pressed between crimp rings and crimping stay pipe by crimp rings, together with crimp rings is just rigidly connected to optical cable with long-tail handle like this.
because the rigidity of crimping stay pipe is fine, can when crimping, not be out of shape, so, when crimp rings and cable jacket crimping, can not damage tight tube fiber, between tight tube fiber and crimping stay pipe, still maintain gap.
the utility model has the advantages that: the utility model connects into an entirety by crimp rings, ceramic insertion core, metal caudal peduncle, crimping stay pipe and optical cable, when ceramic insertion core moves axially, other parts are all moving axially, and can in use not produce fibre-optical bending like this, and Insertion Loss is less.In addition, structure of the present utility model makes its entire length less, can be easy to the corner through hidden pipe, while having solved connector poling, cannot pass through the problem of pipe with small pipe diameter bent tube section.
Accompanying drawing explanation
below in conjunction with drawings and Examples, the utility model is further described:
fig. 1 is the structural representation of existing indoor circular leading in cable;
fig. 2 is the structural representation of existing circular self-bearing type leading in cable;
fig. 3 is the structural representation of the utility model when outer frame set and neck bush are not installed;
fig. 4 is structural representation of the present utility model;
fig. 5 is the structural representation of neck bush in the utility model;
fig. 6 is the structural representation of outer frame set in the utility model.
wherein: 1 neck bush; 2 outer frame sets; 3 stop collars; 4 ceramic insertion cores; 5 metal caudal peduncles; 6 springs; 7 tail covers; 8 circular leading in cables; 81 tight tube fibers; 811 bare fibres; 812 coats; 813 tight sleeve layers; 82 non-metal reinforcement members; 83 sheaths; 84 messenger wire steel wires; 9 crimp rings; 10 crimping stay pipes; 101 outward flanges.
Embodiment
embodiment: as described in Fig. 3 to Fig. 6, one is prefabricated into end circular optical cable connector, comprise neck bush 1, be socketed on the outer frame set 2 outside neck bush 1, be connected in the stop collar 3 in neck bush 2, be arranged in ceramic insertion core 4 and metal caudal peduncle 5 in neck bush 2, be arranged on the spring 6 between metal caudal peduncle 5 and stop collar 3, and optical cable and tail cover 7, the front end of described metal caudal peduncle 5 is connected with the rear end of ceramic insertion core 4, described optical cable is circular leading in cable 8, it comprises tight tube fiber 81, be coated on successively non-metal reinforcement member 82 and sheath 83 outside tight tube fiber 81, described tail cover 7 is sheathed on this circle leading in cable 8, and tail overlaps in 7 installed in front grooves 71 and is provided with crimp rings 9, the rear end of described metal caudal peduncle 5 is inserted in the front portion of crimp rings 9, the rear portion of described crimp rings 9 is equipped with crimping stay pipe 10, described crimping stay pipe 10 is arranged between tight tube fiber 81 and non-metal reinforcement member 82, non-metal reinforcement member 82 and sheath 83 are pressed between crimp rings 9 and crimping stay pipe 10, the leading section of non-metal reinforcement member 82 is pressed between crimp rings 9 and metal caudal peduncle 5, the respective ends of described tight tube fiber 81 is passed the center pit of metal caudal peduncle 5 and the bare fibre section 811 of tight tube fiber 81 ends is plugged in ceramic insertion core 4 after stretching out crimping stay pipe 10.
the front end edge of described crimping stay pipe 10 has a circle outward flange 101, the gap of the leading section of non-metal reinforcement member 82 through between this outward flange 101 and crimp rings 9 stretched into and is pressed in crimp rings 9 and metal caudal peduncle 5, and the front end face of described sheath 83 is positioned at the rear side of this outward flange 101.The rear portion of described neck bush 1 is located at outside stop collar 3 and connects and fixes with stop collar 3, and described outer frame set 2 is set in outside neck bush 1 and connects and fixes with neck bush 1.The rear portion of described outer frame set 2 is located at the anterior periphery of tail cover 7.
before the utility model dispatches from the factory, by good the assembling parts beyond neck bush 1 and outer frame set 2, and neck bush 1 and outer frame set 2 are issued to user with goods, by user scene, assembled, user first utilizes the connector assembly that neck bush 1 and outer frame set 2 are not installed to carry out poling, puts on after hidden pipe, more successively neck bush and outer frame set is inserted in, the basis for estimation being in place is to hear the sound of " click is rattled away ".
the assembling process of the parts beyond above-mentioned neck bush 1 and outer frame set 2 is: first cable jacket 83 is peelled off, crimping stay pipe 10 is inserted in to tight tube fiber 81 and flushes (interior boring ratio tight tube fiber 81 external diameters of crimping stay pipe 10 are large) with sheath 83, ceramic insertion core 4 and metal caudal peduncle 5 are an entirety of wringing fit formation, and metal caudal peduncle 5 is successively through spring 6 and stop collar 3.Then, by crimping mode, non-metal reinforcement member 82 is pressed between crimp rings 9 and metal caudal peduncle 5 by crimp rings 9, equally, non-metal reinforcement member 82 and sheath are pressed between crimp rings 9 and crimping stay pipe 10 by crimp rings 9, together with so just circular leading in cable 8 being rigidly connected to metal caudal peduncle 5.
because the rigidity of crimping stay pipe 10 is fine, can when crimping, not be out of shape, so, when crimp rings 9 and cable jacket 83 crimping, can not damage tight tube fiber 81, between tight tube fiber 81 and crimping stay pipe 9, still maintain gap.
the utility model connects into an entirety by crimp rings 9, ceramic insertion core 4, metal caudal peduncle 8, crimping stay pipe 10 and circular leading in cable 8, when ceramic insertion core 4 moves axially, other parts are all moving axially, and can in use not produce fibre-optical bending like this, and Insertion Loss is less.In addition, structure of the present utility model makes its entire length less, can be easy to the corner through hidden pipe, while having solved connector poling, cannot pass through the problem of pipe with small pipe diameter bent tube section.
below be only concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.In addition to the implementation, the utility model can also have other embodiment.All employings are equal to the technical scheme of replacement or equivalent transformation formation, within all dropping on the utility model scope required for protection.
Claims (4)
1. one kind is prefabricated into end circular optical cable connector, comprise neck bush (1), be socketed on the outer outer frame set (2) of neck bush (1), be connected in the stop collar (3) in neck bush (2), be arranged in ceramic insertion core (4) and metal caudal peduncle (5) in neck bush (2), be arranged on the spring (6) between metal caudal peduncle (5) and stop collar (3), and optical cable and tail cover (7), the front end of described metal caudal peduncle (5) is connected with the rear end of ceramic insertion core (4), it is characterized in that: described optical cable is circular leading in cable (8), it comprises tight tube fiber (81), be coated on successively tight tube fiber (81) outer non-metal reinforcement member (82) and sheath (83), described tail cover (7) is sheathed on this circle leading in cable (8), and in tail cover (7) installed in front groove (71), be provided with crimp rings (9), the rear end of described metal caudal peduncle (5) is inserted in the front portion of crimp rings (9), the rear portion of described crimp rings (9) is equipped with crimping stay pipe (10), described crimping stay pipe (10) is arranged between tight tube fiber (81) and non-metal reinforcement member (82), non-metal reinforcement member (82) and sheath (83) are pressed between crimp rings (9) and crimping stay pipe (10), the leading section of non-metal reinforcement member (82) is pressed between crimp rings (9) and metal caudal peduncle (5), the respective ends of described tight tube fiber (81) is passed the center pit of metal caudal peduncle (5) and the bare fibre section (811) of tight tube fiber (81) end is plugged in ceramic insertion core (4) after stretching out crimping stay pipe (10).
2. one according to claim 1 is prefabricated into end circular optical cable connector, it is characterized in that: the front end edge of described crimping stay pipe (10) has a circle outward flange (101), the gap of the leading section of non-metal reinforcement member (82) through between this outward flange (101) and crimp rings (9) stretched into and is pressed in crimp rings (9) and metal caudal peduncle (5), and the front end face of described sheath (83) is positioned at the rear side of this outward flange (101).
3. one according to claim 1 is prefabricated into end circular optical cable connector, it is characterized in that: the rear portion of described neck bush (1) is located at outside stop collar (3) and connects and fixes with stop collar (3), described outer frame set (2) is set in outside neck bush (1) and connects and fixes with neck bush (1).
4. one according to claim 3 is prefabricated into end circular optical cable connector, it is characterized in that: the rear portion of described outer frame set (2) is located at the anterior periphery of tail cover (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320789070.0U CN203587844U (en) | 2013-12-03 | 2013-12-03 | Prefabricated terminating circular optical cable connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320789070.0U CN203587844U (en) | 2013-12-03 | 2013-12-03 | Prefabricated terminating circular optical cable connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203587844U true CN203587844U (en) | 2014-05-07 |
Family
ID=50585739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320789070.0U Expired - Lifetime CN203587844U (en) | 2013-12-03 | 2013-12-03 | Prefabricated terminating circular optical cable connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203587844U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820265A (en) * | 2015-04-29 | 2015-08-05 | 深圳市特发信息光网科技股份有限公司 | Tail end bending-resistant FC connector |
| CN108089269A (en) * | 2016-11-22 | 2018-05-29 | 深圳市比洋光通信科技股份有限公司 | A kind of butterfly optical cable connector |
-
2013
- 2013-12-03 CN CN201320789070.0U patent/CN203587844U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104820265A (en) * | 2015-04-29 | 2015-08-05 | 深圳市特发信息光网科技股份有限公司 | Tail end bending-resistant FC connector |
| CN108089269A (en) * | 2016-11-22 | 2018-05-29 | 深圳市比洋光通信科技股份有限公司 | A kind of butterfly optical cable connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |