CN111061012A - Optical cable fiber core fusion welding protection device - Google Patents
Optical cable fiber core fusion welding protection device Download PDFInfo
- Publication number
- CN111061012A CN111061012A CN201911139121.3A CN201911139121A CN111061012A CN 111061012 A CN111061012 A CN 111061012A CN 201911139121 A CN201911139121 A CN 201911139121A CN 111061012 A CN111061012 A CN 111061012A
- Authority
- CN
- China
- Prior art keywords
- box cover
- optical cable
- sealing
- lower box
- upper box
- 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.)
- Pending
Links
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
- G02B6/2551—Splicing of light guides, e.g. by fusion or bonding using thermal methods, e.g. fusion welding by arc discharge, laser beam, plasma torch
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/4471—Terminating devices ; Cable clamps
Abstract
The invention aims to provide an optical cable fiber core fusion splicing protection device, which solves the problems that in the background technology, an optical cable is easy to be pulled out from a fiber inlet groove or a fiber outlet groove, so that optical fibers in the optical cable are easy to be damaged, the optical cable is not suitable for protecting optical cables with different diameters, and the practicability is poor, and comprises the following steps: an upper box cover; the lower box cover is rotatably arranged on one side of the upper box cover; the sealing plates are fixedly arranged on the outer walls of the upper box cover and the lower box cover; the sealing gaskets are fixedly arranged on one side of the upper box cover and the top end of the lower box cover; the sealing parts are detachably arranged on the front side and the rear side of the upper box cover and the lower box cover; the locking mechanism is arranged in the inner cavity of the lower box cover, and the optical cable fiber core fusion welding protection box can clamp and fix cables with different diameters, can prevent the optical cable from being pulled out from a fiber transmission hole, and can effectively protect optical fibers inside the optical cable.
Description
Technical Field
The invention relates to the technical field of optical connection, in particular to an optical cable fiber core welding protection device.
Background
The optical cable fiber core welding protection box is characterized in that a welded optical fiber is placed in an iron box or a hard plastic toughened plastic box, when the optical fiber is broken off or not long enough, an optical fiber body like a glass fiber in the box needs to be welded, a protection layer on the outer side needs to be removed during welding, and the optical cable fiber core welding protection box can play a role in protection;
current optical cable fibre core butt fusion guard box generally includes box body and lid, be equipped with into fine groove on the box body, go out fine groove and optical fiber butt fusion pyrocondensation pipe fixed slot, but because advance fine groove and go out the fine groove and generally all be a word long bar, when the optical cable received the exogenic action, the optical cable is outwards pulled out from advancing fine groove or going out the fine groove easily, thereby cause the inside optic fibre of optical cable impaired easily, and current optical cable fibre core butt fusion guard box is not applicable to the optical cable to different diameters and protects, optical cable fibre core butt fusion guard box is often changed to optical cable fibre core butt fusion guard box according to the optical cable needs of different diameters, the practicality is relatively poor.
Disclosure of Invention
The invention aims to provide an optical cable fiber core welding protection device, which solves the problems that in the background technology, an optical cable is easy to be pulled out from a fiber inlet groove or a fiber outlet groove, so that optical fibers in the optical cable are easy to be damaged, the optical cable is not suitable for protecting optical cables with different diameters, and the practicability is poor.
In order to achieve the purpose, the invention provides the following technical scheme: an optical cable core fusion splice protection device comprising:
an upper box cover;
the lower box cover is rotatably arranged on one side of the upper box cover;
the sealing plates are fixedly arranged on the outer walls of the upper box cover and the lower box cover;
the sealing gaskets are fixedly arranged on one side of the upper box cover and the top end of the lower box cover;
the sealing parts are detachably arranged on the front side and the rear side of the upper box cover and the lower box cover;
and the locking mechanism is arranged in the inner cavity of the lower box cover.
Preferably, the top end of the lower box cover sealing plate is provided with a plurality of thread grooves, one side of the upper box cover sealing plate is provided with a plurality of screw holes corresponding to the thread grooves, and the two sealing plates can be in threaded connection with the screw holes and the thread grooves through first bolts so as to be in close contact with each other.
Preferably, the fine hole of threading has all been seted up to both sides around upper cover and the lower lid, both ends all are seted up around the closing plate with the communicating constant head tank in through wires hole, sealing element includes: the sealing ring is arranged in the inner cavity of the positioning groove in sequence from outside to inside, and limiting grooves are formed in the sealing ring and the two sides of the inner cavity at the opening of the upper box cover and the lower box cover; and the limiting block is fixedly arranged on the outer side of the sealing ring and is in adaptive insertion connection with the limiting groove.
Preferably, the spout has all been seted up along the left and right direction in both sides around the inner chamber bottom of lower box cover, locking mechanism includes: the left side and the right side of the inner cavity of the sliding chute are respectively inserted with a sliding block; the connecting block is fixedly arranged at the top end of the sliding block; and the clamping plates are fixedly arranged at the top ends of the connecting blocks, and the two clamping plates are oppositely arranged.
Preferably, the inner cavity of the sliding groove is in a dovetail groove shape, and the sliding block is in adaptive insertion connection with the inner cavity of the sliding groove.
Preferably, the clamping plate is arc-shaped, and the central point of the clamping plate and the central point of the fiber penetrating hole are positioned on the same horizontal plane.
Preferably, the locking mechanism further comprises: the fixing plate is fixedly arranged at the top end of the clamping plate; the nut is fixedly arranged on the right side of the right fixing plate; and the second bolt is inserted and connected with the opening of the left fixing plate.
Preferably, the second bolt can be screwed with the nut through the opening of the fixing plate.
The optical cable fiber core welding protection device provided by the invention has the beneficial effects that:
1. the locking mechanism, the sealing ring, the thread groove, the screw hole and the first bolt are matched, so that cables with different diameters can be clamped and fixed, the optical cable can be prevented from being pulled out of the optical fiber transmission hole, and optical fibers in the optical cable can be effectively protected;
2. the sealing ring fixing device has the advantages that the positioning grooves, the fiber penetrating holes, the positioning grooves and the limiting blocks are matched, so that the sealing rings can be detached, the sealing ring fixing device is suitable for sealing and protecting optical cables with different diameters, the fixing effect on the optical cables can be enhanced, the use is convenient, and the practicability is high.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;
FIG. 3 is an enlarged view of FIG. 1 at B according to the present invention;
fig. 4 is a schematic structural diagram of the sealing ring of the present invention.
In the figure: 1. the upper box cover, 2, the lower box cover, 3, the sealing plate, 4, the sealing gasket, 5, the sealing part, 51, the sealing ring, 52, the limiting groove, 53, the limiting block, 6, the locking mechanism, 61, the slider, 62, the connecting block, 63, the clamping plate, 64, the fixing plate, 65, the nut, 66, the second bolt, 7, the thread groove, 8, the screw hole, 9, the first bolt, 10, the fiber penetrating hole, 11, the positioning groove, 12 and the sliding groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: an optical cable core fusion splice protection device comprising: go up lid 1, lower lid 2, sealing plate 3, sealed pad 4, sealing member 5 and locking mechanism 6, lid 2 rotates down and sets up the one side at last lid 1, sealing plate 3 is fixed to be set up on the outer wall of last lid 1 and lower lid 2, sealed pad 4 is fixed to be set up on the top of last lid 1 one side and lower lid 2, can improve the sealed effect after lid 1 and lower lid 2 are closed through being provided with sealed pad 4, 5 detachable settings of sealing member are in the front and back both sides of last lid 1 and lower lid 2, locking mechanism 6 sets up the inner chamber at lid 2 down.
As preferred scheme, furthermore, be located the top of lower lid 2 closing plate 3 and seted up a plurality of thread groove 7, be located one side of upper lid 1 closing plate 3 and seted up a plurality of screw 8 corresponding with thread groove 7 position, two closing plate 3 accessible first bolt 9 and screw 8 and thread groove 7 looks spiro union, make two closing plate 3 in close contact with, rotate first bolt 9, can make first bolt 9 pass through the inner chamber spiro union of screw 8 with thread groove 7 to can carry out closure fixed with upper lid 1 and lower lid 2.
As preferred scheme, further, both sides have all been seted up around upper box cover 1 and lower box cover 2 and have been worn fine hole 10, and both ends all are seted up around closing plate 3 with wear the communicating constant head tank 11 in fine hole 10, and the optical cable both ends accessible after the butt fusion is worn fine hole 10 and constant head tank 11 and is put into under in box cover 2, and sealing member 5 includes: the sealing ring 51, the limiting groove 52 and the limiting block 53, wherein a plurality of sealing rings 51 are sequentially arranged in the inner cavity of the positioning groove 11 from outside to inside, the sealing ring 51 is suitable for sealing and fixing optical cables with different diameters by replacing the number of the sealing rings 51, the limiting grooves 52 are formed in the sealing rings 51, the two sides of the inner cavity at the opening of the upper box cover 1 and the lower box cover 2, the limiting block 53 is fixedly arranged on the outer side of the sealing rings 51 and is in fit and plug-in connection with the limiting grooves 52, and the sealing rings 51 can be fixed in the positioning groove 11 and the fiber penetrating hole 10 by matching the limiting grooves 52 with the limiting.
As preferred scheme, further, spout 12 has all been seted up along left right direction in both sides around the inner chamber bottom of lower box cover 2, and locking mechanism 6 includes: the optical cable fixing device comprises a sliding block 61, a connecting block 62 and clamping plates 63, wherein the sliding block 61 is inserted into the left side and the right side of an inner cavity of the sliding groove 12, the connecting block 62 is fixedly arranged at the top end of the sliding block 61, the connecting block 62 can be stably moved through the matching of the sliding block 61 and the sliding groove 12, the clamping plates 63 are fixedly arranged at the top end of the connecting block 62, the two clamping plates 63 are oppositely arranged, and the optical cable can be clamped in the clamping plates 63 through the sliding clamping plates 63.
Preferably, the inner cavity of the sliding chute 12 is shaped like a dovetail groove, and the sliding block 61 is inserted into the inner cavity of the sliding chute 12, so that the sliding block 61 is prevented from being separated from the inner cavity of the sliding chute 12, and the clamping plate 63 can move horizontally.
Preferably, the clamping plate 63 is arc-shaped, and the center point of the clamping plate 63 and the center point of the fiber passing hole 10 are located on the same horizontal plane, so as to ensure that the fused optical cable can be horizontally fixed in the upper box cover 1 and the lower box cover 2.
Preferably, the locking mechanism 6 further comprises: the fixing plate 64 is fixedly arranged at the top end of the clamping plate 63, the nut 65 is fixedly arranged on the right side of the right fixing plate 64, the second bolt 66 is inserted into the opening of the left fixing plate 64, the second bolt 66 is rotated to enable the second bolt 66 to be in threaded connection with the nut 65, and therefore the two clamping plates 63 are used for clamping and fixing the optical cable through the fixing plate 64.
Preferably, a second bolt 66 is threadedly engaged with the nut 65 through the opening of the fixing plate 54 to fix cables of different diameters inside the clamping plate 63.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
When in use, the welded optical cable is placed in the lower box cover 2, the number of the sealing rings 51 can be adjusted according to the diameter of the optical cable, the sealing rings 51 can be fixed in the fiber passing hole 10 and the positioning groove 11 through the matching of the limiting blocks 53 and the limiting grooves 52, the optical cable is placed in the inner sides of the two clamping plates 63, the clamping plates 63 can slide left and right under the limiting action of the sliding grooves 12 and the sliding blocks 61, so that the optical cable is clamped left and right by the two clamping plates 63, the second bolt 66 is rotated to enable the second bolt 66 to be in threaded connection with the nut 65, so that the optical cable is clamped and fixed by the two clamping plates 63 through the fixing plate 64, the optical cable can be prevented from moving back and forth in the lower box cover 2, the first bolt 9 is rotated after the upper box cover 1 is closed, the first bolt 9 can be in threaded connection with the inner cavity of the threaded groove 7 through the threaded hole 8, so that the upper box cover 1 and the, the cable that can be located upper box cover 1 and lower box cover 2 fully protects to can effectively fix the optical cable of different diameters, be favorable to extensively promoting.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the spirit and scope of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An optical cable core fusion splice protection device, comprising:
an upper box cover (1);
the lower box cover (2) is rotatably arranged on one side of the upper box cover (1);
the sealing plate (3) is fixedly arranged on the outer walls of the upper box cover (1) and the lower box cover (2);
the sealing gasket (4) is fixedly arranged on one side of the upper box cover (1) and the top end of the lower box cover (2);
the sealing parts (5) are detachably arranged on the front side and the rear side of the upper box cover (1) and the lower box cover (2);
and the locking mechanism (6) is arranged in the inner cavity of the lower box cover (2).
2. The optical cable core fusion protector of claim 1, wherein: the sealing plate structure is characterized in that a plurality of thread grooves (7) are formed in the top end of the lower box cover (2) and the sealing plate (3), a plurality of screw holes (8) corresponding to the thread grooves (7) are formed in one side of the upper box cover (1) and the sealing plate (3), the sealing plate (3) can be in threaded connection with the screw holes (8) and the thread grooves (7) through first bolts (9), and the sealing plate (3) is in close contact with the sealing plate (3).
3. The optical cable core fusion protector of claim 1, wherein: go up lid (1) and both sides all have been seted up around lower lid (2) and have worn fine hole (10), both ends all are seted up around closing plate (3) with the communicating constant head tank (11) of through wires hole (10), sealing member (5) include:
the inner cavity of the positioning groove (11) is sequentially provided with a plurality of sealing rings (51) from outside to inside, and the sealing rings (51) and the two sides of the inner cavity at the openings of the upper box cover (1) and the lower box cover (2) are respectively provided with a limiting groove (52);
and the limiting block (53) is fixedly arranged on the outer side of the sealing ring (51) and is in adaptive insertion connection with the limiting groove (52).
4. The optical cable core fusion protector of claim 1, wherein: spout (12) have all been seted up along left right direction in both sides around the inner chamber bottom of lower box cover (2), locking mechanism (6) include:
the left side and the right side of the inner cavity of the sliding chute (12) are respectively inserted with the sliding block (61);
the connecting block (62) is fixedly arranged at the top end of the sliding block (61);
and the clamping plates (63) are fixedly arranged at the top ends of the connecting blocks (62), and the two clamping plates (63) are arranged oppositely.
5. The optical cable core fusion protector of claim 4, wherein: the inner cavity of the sliding groove (12) is in a dovetail groove shape, and the sliding block (61) is in adaptive insertion connection with the inner cavity of the sliding groove (12).
6. The optical cable core fusion protector of claim 4, wherein: the clamping plate (63) is arc-shaped, and the central point of the clamping plate (63) and the central point of the fiber penetrating hole (10) are positioned on the same horizontal plane.
7. The optical cable core fusion protector of claim 4, wherein: the locking mechanism (6) further comprises:
the fixing plate (64) is fixedly arranged at the top end of the clamping plate (63);
a nut (65) fixedly arranged on the right side of the right fixing plate (64);
and the second bolt (66) is inserted into the opening of the left fixing plate (64).
8. The optical cable core fusion protector of claim 7, wherein: the second bolt (66) can be in threaded connection with the nut (65) through the opening of the fixing plate (54).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911139121.3A CN111061012A (en) | 2019-11-20 | 2019-11-20 | Optical cable fiber core fusion welding protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911139121.3A CN111061012A (en) | 2019-11-20 | 2019-11-20 | Optical cable fiber core fusion welding protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111061012A true CN111061012A (en) | 2020-04-24 |
Family
ID=70297852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911139121.3A Pending CN111061012A (en) | 2019-11-20 | 2019-11-20 | Optical cable fiber core fusion welding protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111061012A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109910A (en) * | 2021-04-07 | 2021-07-13 | 国网甘肃省电力公司酒泉供电公司 | Transmission optical cable fiber core combining equipment |
| CN115308864A (en) * | 2022-08-15 | 2022-11-08 | 国网山东省电力公司青岛供电公司 | Optical fiber cable arranging box and using method thereof |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841414A (en) * | 2011-06-23 | 2012-12-26 | 东莞市中天光纤设备科技有限公司 | Non-thermal melting optical fiber cable splice closure |
| CN203688872U (en) * | 2014-01-10 | 2014-07-02 | 杭州华宏通信设备有限公司 | Dustproof and moistureproof protective device |
| CN204573376U (en) * | 2015-05-09 | 2015-08-19 | 温州芳植生物科技有限公司 | A kind of flexible water route cardan |
| CN204992507U (en) * | 2015-08-13 | 2016-01-20 | 广东通宇通讯股份有限公司 | Antenna cable seal structure |
| CN105445880A (en) * | 2016-01-28 | 2016-03-30 | 浙江中雁电子科技有限公司 | Optical cable connector box |
| CN205246952U (en) * | 2015-12-21 | 2016-05-18 | 中国电信股份有限公司江苏分公司 | Miniature splice box of low capacity optical cable |
| CN107656344A (en) * | 2017-11-16 | 2018-02-02 | 四川谋席科技有限公司 | A kind of cable splice closure of anti-water monitoring |
| CN208013499U (en) * | 2018-02-24 | 2018-10-26 | 中国移动通信集团有限公司 | A kind of cable splice closure |
| CN108732683A (en) * | 2018-06-01 | 2018-11-02 | 安徽电信器材贸易工业有限责任公司 | A kind of optical cable fixing device for optical cable welding box |
| CN209132487U (en) * | 2018-12-25 | 2019-07-19 | 咸宁市信通科技有限公司 | A kind of terminal box for fiber cable laying |
| CN209215686U (en) * | 2019-01-25 | 2019-08-06 | 胡肖平 | A kind of end of cable enters the sealing structure of type cable splice closure |
| CN209570721U (en) * | 2019-05-05 | 2019-11-01 | 广州科通电力工程有限公司 | A kind of optical cable fixing device for optical cable welding box |
-
2019
- 2019-11-20 CN CN201911139121.3A patent/CN111061012A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102841414A (en) * | 2011-06-23 | 2012-12-26 | 东莞市中天光纤设备科技有限公司 | Non-thermal melting optical fiber cable splice closure |
| CN203688872U (en) * | 2014-01-10 | 2014-07-02 | 杭州华宏通信设备有限公司 | Dustproof and moistureproof protective device |
| CN204573376U (en) * | 2015-05-09 | 2015-08-19 | 温州芳植生物科技有限公司 | A kind of flexible water route cardan |
| CN204992507U (en) * | 2015-08-13 | 2016-01-20 | 广东通宇通讯股份有限公司 | Antenna cable seal structure |
| CN205246952U (en) * | 2015-12-21 | 2016-05-18 | 中国电信股份有限公司江苏分公司 | Miniature splice box of low capacity optical cable |
| CN105445880A (en) * | 2016-01-28 | 2016-03-30 | 浙江中雁电子科技有限公司 | Optical cable connector box |
| CN107656344A (en) * | 2017-11-16 | 2018-02-02 | 四川谋席科技有限公司 | A kind of cable splice closure of anti-water monitoring |
| CN208013499U (en) * | 2018-02-24 | 2018-10-26 | 中国移动通信集团有限公司 | A kind of cable splice closure |
| CN108732683A (en) * | 2018-06-01 | 2018-11-02 | 安徽电信器材贸易工业有限责任公司 | A kind of optical cable fixing device for optical cable welding box |
| CN209132487U (en) * | 2018-12-25 | 2019-07-19 | 咸宁市信通科技有限公司 | A kind of terminal box for fiber cable laying |
| CN209215686U (en) * | 2019-01-25 | 2019-08-06 | 胡肖平 | A kind of end of cable enters the sealing structure of type cable splice closure |
| CN209570721U (en) * | 2019-05-05 | 2019-11-01 | 广州科通电力工程有限公司 | A kind of optical cable fixing device for optical cable welding box |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113109910A (en) * | 2021-04-07 | 2021-07-13 | 国网甘肃省电力公司酒泉供电公司 | Transmission optical cable fiber core combining equipment |
| CN113109910B (en) * | 2021-04-07 | 2022-12-06 | 国网甘肃省电力公司酒泉供电公司 | Transmission optical cable fiber core combining equipment |
| CN115308864A (en) * | 2022-08-15 | 2022-11-08 | 国网山东省电力公司青岛供电公司 | Optical fiber cable arranging box and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111061012A (en) | Optical cable fiber core fusion welding protection device | |
| CN202600183U (en) | Optical fiber welding point protecting device | |
| CN104238056A (en) | Cable splice closure with both ends mechanically sealed | |
| CN204116667U (en) | Both-end mechanical seal cable splice closure | |
| CN104674211A (en) | Laser processing apparatus | |
| CN103372842B (en) | A kind of fuse and nut assembling device simultaneously assembling some flexible pipes | |
| CN201429717Y (en) | Floor-type optical cable connector box | |
| CN210110428U (en) | Cabling machine mold convenient to install | |
| CN209591591U (en) | A kind of ocean umbilical cord cable protective case | |
| CN108257723A (en) | Power line lead insulation protecting device with monitoring feedback function | |
| CN209842157U (en) | Novel laser fiber connector | |
| CN208969299U (en) | A kind of cable splice closure | |
| CN207817272U (en) | A kind of screw cap closures cable splice closure with three-point mount structure | |
| CN214252663U (en) | Optical fiber access box with detachable top cover | |
| CN216056135U (en) | High-voltage distribution station distribution line protection device | |
| CN207882544U (en) | A kind of cable runs machine | |
| CN209356724U (en) | A kind of multipurpose horizontal connector box | |
| CN206096551U (en) | SC type optical fiber head optic fibre pulls out plugs in pincers | |
| CN212692999U (en) | Oil-water interface identifier | |
| CN115629446B (en) | Fusion splice tray structure for optical fiber connection | |
| CN206164002U (en) | Change removable fixture of remodeling of monolithic insulator | |
| CN212060677U (en) | Anti-theft optical cable fiber distribution box | |
| CN218449305U (en) | Cable protection pipe for electric power distribution engineering | |
| CN211878265U (en) | Optical fiber splitter convenient to change plug | |
| CN210436233U (en) | Mp pipe cutting machine dustproof mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |