CN220120362U - Optical cable test auxiliary device - Google Patents
Optical cable test auxiliary device Download PDFInfo
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- CN220120362U CN220120362U CN202321633701.XU CN202321633701U CN220120362U CN 220120362 U CN220120362 U CN 220120362U CN 202321633701 U CN202321633701 U CN 202321633701U CN 220120362 U CN220120362 U CN 220120362U
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- optical cable
- groove
- auxiliary device
- optical
- notch
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- 230000003287 optical effect Effects 0.000 title claims abstract description 76
- 238000012360 testing method Methods 0.000 title claims abstract description 66
- 239000013307 optical fiber Substances 0.000 claims abstract description 77
- 239000000835 fiber Substances 0.000 claims abstract description 33
- 229920001971 elastomer Polymers 0.000 claims description 20
- 239000000806 elastomer Substances 0.000 claims description 4
- 238000004587 chromatography analysis Methods 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 10
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000253 optical time-domain reflectometry Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of optical property testing, in particular to an optical cable testing auxiliary device, which comprises a fiber splitting body, wherein the fiber splitting body is provided with accommodating grooves for arranging optical fibers in the same sleeve of an optical cable in a one-to-one correspondence manner, the accommodating grooves are arranged side by side, the notch of each accommodating groove faces to the same side, the groove depth of each accommodating groove is larger than the outer diameter of the optical fiber, and the accommodating grooves are through grooves so as to form openings for avoiding the optical fiber at two opposite sides of the fiber splitting body; the optical fibers in the same sleeve can be well placed one by utilizing the accommodating grooves of the fiber splitting bodies, the positions of the optical fibers are relatively fixed, testing operation is conveniently carried out on the optical fibers by testing personnel according to the sequence, confusion is not easy to occur, and testing is convenient.
Description
Technical Field
The utility model relates to the technical field of optical property testing, in particular to an optical cable testing auxiliary device.
Background
The structure of the optical cable is that the optical fibers are arranged in the sleeve, the sleeve is arranged in the polyethylene outer sheath, the number of the sleeve of the optical cable is generally 1-12, and the maximum number of the sleeve is 24 (double-layer sleeve structure), the optical fibers in the sleeve are generally 6 cores or 12 cores, and the small part of the optical fibers in the sleeve are 2 cores, 4 cores or 8 cores. Full color spectrum of fiber optic cable: blue, orange, green, brown, gray, white, red, black, yellow, violet, pink, cyan, the ferrule color, and the fiber color in the ferrule are all aligned according to the color spectrum.
In the optical cable test, the test of the optical fiber is the most critical test content, including the number detection, the color detection, the attenuation and the length detection of the optical fiber. In a general optical cable test, an optical cable outer sheath is firstly stripped, if a metal tape armor is provided, the optical cable outer sheath is stripped, and then a sleeve is stripped to obtain an optical fiber. When testing optical fibers, a tester needs to divide the optical fibers in a single sleeve by hands, check the number and the color spectrum of the optical fibers, then perform optical fiber transmission and length test one by one, and the optical fibers need to be pinched in the hands in the whole testing period. When the number of the optical fibers in the sleeve is less than 4, the method is easy, when the number of the optical fibers in the sleeve is 6 or 12 (the structure of the 6 or 12 is a conventional optical cable structure), the operation difficulty is quite high, the tested optical fibers and the unmeasured optical fibers are not easy to distinguish by a tester due to the fact that the number of the optical fibers is more, the optical fibers are mixed again once the optical fibers are not taken, inconvenience is brought to the testing process, the optical fibers are required to be sequentially arranged in a hand when the transmission performance of the optical fibers is tested, the requirement on the operation of the personnel is quite high, and confusion or omission is quite easy to cause. Sleeve confusion is also a concern when measuring large core fiber optic cables where the sleeve is numerous.
Disclosure of Invention
The utility model aims to provide an optical cable test auxiliary device so as to solve the problem that the conventional test mode is inconvenient to test due to confusion of optical fibers.
The technical scheme of the optical cable test auxiliary device is as follows:
the utility model provides an optical cable test auxiliary device, includes the minute fine body, is equipped with the storage tank that is used for making each optic fibre one-to-one of the same intraductal cover of optical cable put into on the minute fine body, and each storage tank sets up side by side, and the notch of each storage tank is towards same one side and the groove depth of storage tank is greater than the external diameter of optic fibre, and the storage tank is the logical groove in order to form the opening that is used for dodging optic fibre in minute fine relative both sides.
The beneficial effects are that: when testing the optical fiber of optical cable, utilize the holding tank on the split body, place corresponding holding tank with each optic fibre one-to-one in the same sleeve pipe in, the deeper holding tank of degree of depth can form good spacing to inside optic fibre, utilize the relative both sides opening of holding tank can make optic fibre stretch to the opposite side in order to test from the one side of split body, each holding tank that utilizes the split body like this can put each optic fibre one-to-one in the same sleeve pipe, the optic fibre position is relatively fixed, the tester of being convenient for carries out test operation to each optic fibre in proper order, difficult confusion appears, the convenient test.
Further, the fiber splitting body is further provided with an unmeasured storage groove and/or a surveyed storage groove, the unmeasured storage groove is used for storing optical fibers in corresponding untested sleeves, and the surveyed storage groove is used for storing optical fibers in corresponding tested sleeves.
The beneficial effects are that: the optical fiber which is not tested is placed in the non-tested storage groove, and the optical fiber which is tested can be placed in the tested storage groove, so that confusion is avoided.
Further, the accommodating groove is provided with a guide section close to the notch and a limit section close to the groove bottom, and the width of the guide section is larger than that of the limit section.
The beneficial effects are that: the accommodating groove is provided with a larger notch so as to be convenient for guiding the optical fiber to enter the accommodating groove, and meanwhile, the groove width of the accommodating groove, which is close to the groove bottom, is smaller, so that the optical fiber is limited.
Further, the number of the accommodating grooves is twelve, and the accommodating grooves are distributed according to the optical cable chromatograph.
The beneficial effects are that: and the method is convenient for judging whether the optical fiber chromatography in the sleeve is accurate.
Further, the split body comprises a rigid body and an elastic body fixed on the rigid body, and the accommodating groove is arranged on the elastic body.
The beneficial effects are that: the rigid body is used for facilitating the fixation of the split body, and the elastomer is used for reducing the abrasion to the optical fiber.
Further, the elastic body is clamped and fixed on the rigid body.
The beneficial effects are that: simple structure, it is fixed convenient, also be convenient for the tear open of elastomer trades.
Further, the rigid body is a plate body, a clamping notch is arranged on the rigid body, and a clamping groove is arranged on the elastic body to be clamped on the edge of the clamping notch.
The beneficial effects are that: the elastic body is clamped by the clamping notch, so that the height of the elastic body is reduced.
Further, the optical cable test auxiliary device further comprises a base, the split body is fixed on the base, the notch of the accommodating groove faces upwards, and a clamp for clamping the optical cable is further arranged on the base.
The beneficial effects are that: and the optical cable is fixed by the clamp, so that the position of the optical cable is kept, and the test is convenient.
Further, the clamp comprises a fixed block fixed with the base and a movable block movably arranged, and the movable block is connected with the fixed block through a fastener.
The beneficial effects are that: the movable block and the fixed block can clamp or unclamp the optical cable by utilizing the screwing operation of the fastener.
Further, a supporting seat is arranged between the clamp and the split body on the base, and a supporting groove for supporting the optical cable is arranged on the supporting seat.
The beneficial effects are that: the support bracket can be used for supporting the optical cable at the stripping position of the outer sheath of the optical cable, so that the position of the optical fiber can be maintained.
Drawings
FIG. 1 is a schematic top view of an embodiment 1 of the cable test auxiliary device of the present utility model;
FIG. 2 is a schematic top view of the fiber dividing plate of FIG. 1;
fig. 3 is a schematic view of the optical cable testing auxiliary device of the embodiment 1 of the present utility model in use.
In the figure: 1. a bottom plate; 2. a metal plate; 21. an unmeasured storage groove; 22. a measured storage groove; 3. a rubber plate; 31. a receiving groove; 4. a clamp; 5. a support block; 6. an optical cable; 61. unmeasured optical fibers; 62. a measured optical fiber; 63. an optical fiber being measured; 7. a wire connector; 8. and a tester.
Detailed Description
Example 1 of the optical cable test auxiliary device of the present utility model:
in this embodiment, when testing the optic fibre of optic cable, utilize the holding tank on the split body, place corresponding holding tank with each optic fibre one-to-one in the same sleeve pipe, the deeper holding tank of degree of depth can form good spacing to inside optic fibre, utilize the relative both sides opening of holding tank can make optic fibre stretch to the opposite side from the one side of split body so that test, each holding tank that utilizes the split body can put each optic fibre one-to-one in the same sleeve pipe like this, the optic fibre position is fixed relatively, the tester of being convenient for carries out test operation to each optic fibre in proper order, be difficult for appearing mixing up, the convenience test.
As shown in fig. 1, 2 and 3, the optical cable test auxiliary device comprises a base plate 1, and a split body, a clamp 4 and a supporting block 5 which are arranged on the base plate 1, wherein the base plate 1 forms a base, and the split body comprises a metal plate 2 and a rubber plate 3. The fiber splitting bodies, the supporting blocks 5 and the clamps 4 are arranged at intervals in the front-rear direction.
The metal plate 2 adopts aluminum product or steel, the metal plate 2 constitutes the rigid body, the lower extreme and the bottom plate 1 welded fastening of metal plate 2 are equipped with not survey and accomodate groove 21, survey and accomodate groove 22 and joint breach on the metal plate 2, not survey and accomodate groove 21, survey and accomodate groove 22 left and right sides interval setting, not survey and accomodate groove 21, survey and accomodate the notch of groove 22 up and link up from front to back, the joint breach has up opening and link up from front to back, the joint breach is the rectangle breach and is located not survey and accomodate between groove 21 and the survey and accomodate groove 22, the degree of depth of joint breach is less than not survey and accomodates groove 21 and survey and accomodate the groove 22's depth of groove. The untested receiving groove 21 is used for receiving the optical fibers in the untested corresponding ferrule, and the tested receiving groove 22 is used for receiving the optical fibers in the tested corresponding ferrule.
The rubber plate 3 is made of rubber, the rubber plate 3 forms an elastomer, the rubber plate 3 is a rectangular plate, the rubber plate 3 is provided with a clamping groove matched with the thickness of the metal plate 2, the clamping groove comprises a part positioned at the left end face, the right end face and the lower end face of the rubber plate 3, and the clamping groove is matched and clamped with the edge of a clamping notch on the metal plate 2 to fix the rubber plate 3 on the metal plate 2 in a clamping way.
The rubber plate 3 is provided with twelve containing grooves 31 which correspond to the optical cable 6 in a chromatographic manner, the containing grooves 31 are distributed according to the optical cable 6 in a chromatographic manner, and the containing grooves 31 are used for containing optical fibers in the same sleeve of the optical cable 6 in a one-to-one correspondence manner. The notch of the accommodating groove 31 is upward and penetrates front and back, and the front opening and the rear opening of the accommodating groove 31 are respectively formed into openings for avoiding the optical fibers on two opposite sides of the optical fibers, so that the optical fibers are clamped into the accommodating groove 31.
The groove depth of the accommodating groove 31 is far larger than the outer diameter of the optical fiber, the outer diameter of the optical fiber is usually 0.25mm, and the groove depth of the accommodating groove 31 is 20mm, so that the optical fiber can be prevented from falling out after being put into the accommodating groove 31. The part of holding tank near the notch is the guide section, the part near the tank bottom is spacing section, and the width of holding tank 31 upper portion guide section is greater than the width of lower part spacing section for holding tank 31 has great notch in order to guide optic fibre from top to bottom get into in the holding tank 31, and the partial tank width near the tank bottom of holding tank 31 is less simultaneously, in order to be favorable to spacing optic fibre. The optical fiber is extended from one side of the rubber plate 3 to the other side by the through-going accommodation groove 31. The upper width of the accommodating groove 31 is 0.5mm, the lower width is 0.3mm, and the rubber plate 3 is made of soft rubber, so that enough friction force can be provided to fix the optical fibers in the test, and meanwhile, the optical fibers are prevented from being damaged when being clamped in and clamped out.
The fixture 4 comprises a fixed block and a movable block, wherein the fixed block is fixedly welded with the bottom plate 1, the movable block is movably arranged on the fixed block, a threaded hole is formed in the fixed block, a bolt through hole is formed in the movable block, a bolt penetrates through the bolt through hole and is in threaded connection with the threaded hole, a screwing handle is arranged at the end of the bolt, so that the movable block and the fixed block can clamp or loosen the optical cable 6 through screwing operation, a step surface is arranged above the bolt through hole on the movable block, and the optical cable 6 is supported on the step surface.
The supporting block 5 forms a supporting seat, a supporting groove for supporting the optical cable 6 is arranged on the supporting block 5, a notch of the supporting groove faces upwards, the supporting groove is an arc groove so that the optical cable 6 can be placed, the optical cable 6 can be supported at the stripping position of the outer sheath of the optical cable 6 by the supporting seat, and the height of the optical fiber can be kept.
As shown in fig. 3, the test is performed in cooperation with a connector 7, the tester 8 employs OTDR, and the connector 7 is used for accessing the optical fiber of the optical cable 6. The outer sheath of the optical cable 6 is internally provided with a plurality of sleeves, and 12 optical fibers are arranged in the sleeves. Wherein, each component in the figure 3 is used for illustrating the relative relation, the split body in the figure is in a state of being in a head-up view, and the clamp 4, the supporting block 5 and the wire connector 7 are in a state of being in a top view; it should be understood that in actual use, the split body is arranged vertically, the notch of the accommodating groove faces upwards, and the optical cable is horizontally placed on the clamp and the supporting block.
During testing, the clamp 4 is clamped on the outer sheath of the testing end of the optical cable 6, enough length is reserved, and then the optical fibers in the corresponding sleeves to be tested are straightened and sequentially clamped into the accommodating grooves 31 on the fiber splitting body; when the number of optical fibers in the sleeve is small (for example, only 6 or less optical fibers are needed), part of the containing grooves 31 can be used, and in the embodiment, 12 optical fibers in the sleeve are used, all the containing grooves 31 are used, whether the optical fibers in the sleeve are missing or not can be intuitively judged by utilizing the number and the arrangement sequence of the containing grooves 31, and meanwhile, the optical fibers can be arranged according to the chromatograph, so that whether the chromatograph of the optical fibers in the sleeve is accurate or not can be very conveniently judged.
Then, the single optical fiber is subjected to attenuation and length index test, so that the optical fiber in the accommodating groove 31 is the optical fiber under test 63, the subsequent optical fiber under test 61 waiting for test is placed in the non-test accommodating groove 21, and the tested optical fiber 62 after test is placed in the tested accommodating groove 22, thereby avoiding confusion.
When the measurement of all the optical fibers in one sleeve is finished, the optical fibers are taken out of the accommodating groove 31 and placed in the tested accommodating groove 22, the sleeve to be tested is taken out of the untested sleeve, and the optical fibers are put into the accommodating groove 31 of the split body again for repeated counting and testing until the optical fibers of all the sleeves are tested.
Example 2 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a split body arrangement form different from embodiment 1, and the present embodiment is different from embodiment 1 in that an unmeasured storage groove and a measured storage groove are provided on the split body in embodiment 1. In this embodiment, the split body is not provided with an unmeasured storage groove and a measured storage groove, and the unmeasured optical fiber and the measured optical fiber are respectively placed on the left and right sides of the split body. In other embodiments, the non-measured storage slots may be provided separately or the measured storage slots may be provided separately.
Example 3 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a different arrangement form of the receiving groove from embodiment 1, which is different from embodiment 1 in that the receiving groove in embodiment 1 has a larger upper width than a lower width. In this embodiment, the width of the accommodating groove is uniform throughout the accommodating groove.
Example 4 of the optical cable test auxiliary device in the present utility model:
this embodiment provides a different arrangement of the receiving grooves from embodiment 1, which is different from embodiment 1 in that there are 12 optical fibers in the jacket of the optical cable in embodiment 1, and there are 12 receiving grooves to be arranged in accordance with the optical cable chromatogram. Whereas in the present embodiment. The number of the optical fibers in the sleeve of the optical cable to be tested is 6, and the number of the accommodating grooves is 6.
Example 5 of the optical cable test auxiliary device in the present utility model:
this embodiment provides a split body arrangement form different from embodiment 1, and the present embodiment is different from embodiment 1 in that the split body in embodiment 1 includes a rigid body and an elastic body. In this embodiment, the split body is made of rubber, and the split body is connected to the bottom plate by a bolt.
Example 6 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a split body arrangement form different from embodiment 1, and the present embodiment is different from embodiment 1 in that the elastic body in embodiment 1 is clamped and fixed on the rigid body. In this embodiment, the elastic body is fixed to the rigid body by bolts.
Example 7 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a split-body setting form different from embodiment 1, and the difference between this embodiment and embodiment 1 is that the rigid body in embodiment 1 is provided with a clamping notch, and the elastic body is provided with a clamping groove to be clamped on the edge of the clamping notch. In this embodiment, the metal plate is not provided with a clamping notch, the lower portion of the rubber plate is provided with a clamping groove to be directly clamped on the metal plate, and the accommodating groove is arranged on the upper portion of the rubber plate.
Example 8 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a different form of the clamp arrangement from embodiment 1, and the present embodiment is different from embodiment 1 in that the split body in embodiment 1 is fixed on a base, and the base is further provided with a clamp for clamping the optical cable. In this embodiment, no fixture is provided, a limit post is provided on the base, a limit groove is provided on the limit post, the notch is upward and penetrates through the limit groove from front to back, the depth of the limit groove is larger than the outer diameter of the optical cable, and the optical cable is clamped into the limit groove.
Example 9 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a different form of setting of the support base from embodiment 1, and the difference between this embodiment and embodiment 1 is that the base in embodiment 1 is further provided with a support base between the fixture and the fiber splitting body, and the support base is provided with a support groove for supporting the optical cable. In this embodiment, the position of the optical cable is limited only by the clamp.
Embodiment 10 of the optical cable test auxiliary device in the present utility model:
the present embodiment provides a different form of the fixture arrangement from embodiment 1, which is different from embodiment 1 in that the fixture in embodiment 1 includes a fixed block fixed to the base and a movable block movably arranged, and the movable block is connected to the fixed block by a fastener. In the embodiment, a tension spring is arranged between the movable block and the fixed block of the clamp, and the movable block and the fixed block clamp the optical cable by means of the elasticity of the tension spring.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited to the above-mentioned embodiments, but may be modified without inventive effort or equivalent substitution of some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides an optical cable test auxiliary device, its characterized in that includes the minute fine body, is equipped with the storage tank that is used for making each optic fibre one-to-one of the same intraductal optical cable of cover on minute fine body put into, and each storage tank sets up side by side, and the notch of each storage tank is towards same one side and the groove depth of storage tank is greater than the external diameter of optic fibre, and the storage tank is the logical groove in order to form the opening that is used for dodging optic fibre in minute fine relative both sides.
2. The optical cable testing auxiliary device according to claim 1, wherein the split body is further provided with an unmeasured receiving groove and/or a tested receiving groove, the unmeasured receiving groove is used for receiving the optical fiber in the corresponding untested ferrule, and the tested receiving groove is used for receiving the optical fiber in the corresponding tested ferrule.
3. The optical cable testing auxiliary device according to claim 1 or 2, wherein the accommodating groove is provided with a guide section close to the notch and a limit section close to the groove bottom, and the width of the guide section is larger than that of the limit section.
4. The optical cable testing auxiliary device according to claim 1 or 2, wherein twelve accommodating grooves are arranged according to optical cable chromatography.
5. The optical cable testing auxiliary device according to claim 1 or 2, wherein the splitting body comprises a rigid body and an elastic body fixed on the rigid body, and the accommodating groove is arranged on the elastic body.
6. The cable test assist device of claim 5 wherein the elastomer is snap-fit to the rigid body.
7. The optical cable testing auxiliary device according to claim 6, wherein the rigid body is a plate body, the rigid body is provided with a clamping notch, and the elastic body is provided with a clamping groove to be clamped on the edge of the clamping notch.
8. The optical cable testing auxiliary device according to claim 1 or 2, further comprising a base, the splitting body being fixed to the base, the notch of the accommodating groove being upward, and a clamp for clamping the optical cable being further provided on the base.
9. The optical cable testing aid of claim 8, wherein the clamp includes a fixed block secured to the base and a movable block movably disposed, the movable block being connected to the fixed block by a fastener.
10. The optical cable testing auxiliary device according to claim 8, wherein a supporting seat is further provided on the base between the clamp and the splitting body, and a supporting groove for supporting the optical cable is provided on the supporting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321633701.XU CN220120362U (en) | 2023-06-26 | 2023-06-26 | Optical cable test auxiliary device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321633701.XU CN220120362U (en) | 2023-06-26 | 2023-06-26 | Optical cable test auxiliary device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220120362U true CN220120362U (en) | 2023-12-01 |
Family
ID=88893782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321633701.XU Active CN220120362U (en) | 2023-06-26 | 2023-06-26 | Optical cable test auxiliary device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220120362U (en) |
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2023
- 2023-06-26 CN CN202321633701.XU patent/CN220120362U/en active Active
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