CN101881870B - Tightening control mechanism for optical cable slide drawer - Google Patents
Tightening control mechanism for optical cable slide drawer Download PDFInfo
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- CN101881870B CN101881870B CN201010223089XA CN201010223089A CN101881870B CN 101881870 B CN101881870 B CN 101881870B CN 201010223089X A CN201010223089X A CN 201010223089XA CN 201010223089 A CN201010223089 A CN 201010223089A CN 101881870 B CN101881870 B CN 101881870B
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- drawer
- chassis
- pole
- guide rail
- optical cable
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Abstract
The invention provides an optical cable slide drawer with a tightening control mechanism. The optical cable slide drawer comprises a base plate and a drawer glidingly arranged in the base plate through a three-grade guide rail, wherein a first grade guide rail of the three-grade guide rail is connected with the base plate; a third grade rail is connected with two sides of the drawer; second grade rails slide front and back between the first grade guide rail and the third grade rail; radius limiters used for controlling an optical cable to enter one side of the base plate and the drawer and to be led out of the base plate and the drawer are arranged on the second grade rails on two sides of the drawer respectively; and the rhombus tightening control mechanism capable of making the radius limiter move with the movement of the drawer is arranged between the base plate and the drawer. The tightening control mechanism for the optical cable slide drawer of the invention has the advantages of simple structure, convenient manufacturing and using, and low cost, can make the optical cable have a small displacement when the drawer is moved, does not cause loss of transmission on an optical fiber caused by a bending force or other forces applied to the optical cable and guarantees the reliability of the optical cable.
Description
Technical field
The present invention relates to a kind of memory storage of optical fiber cable.Particularly relate to a kind of tightening control mechanism that is used for optical cable slide drawer.
Background technology
Usually, be used to place the equipment of optical fiber cable and install when mobile pallet or drawer, not wishing has unnecessary or excessive optical fiber cable displacement.When the optical fiber cable displacement, they subject to bending and other power.The bending of optical fiber can cause attenuation of signal intensity or loss.When fibre-optical bending, optical fiber also may fracture, and causes passing the transmission loss of optical fiber.
In U.S. Patent application 09/900,465, the known tightening system in some equipment is disclosed.In this patent, its known tightening control mechanism has been carried out detailed description.Now tightening system known in the patent is summarized: 1, tightening control mechanism comprises a colyliform part, this colyliform part is oriented between drawer and chassis and rotates, the colyliform part is positioned between the side on first guide rail of drawer runner and chassis and rotates, rely on friction force each other to make radius limiter to move, and translational speed is the drawer translational speed half with respect to the chassis.2, gear ﹠ rack structure, 3, spring bias mechanism etc.
Disclosed several tightening system all can make radius limiter with respect to bobbin movement, and translational speed is the drawer translational speed half.
But, above-mentioned prior art solutions cost costliness.
Summary of the invention
Technical matters to be solved by this invention is, provides a kind of being easy to use, and is easy to make the tightening control mechanism that is used for optical cable slide drawer of dependable performance.
The technical solution adopted in the present invention is: a kind of optical cable slide drawer with tightening control mechanism, include the chassis and be slidably mounted on drawer in the chassis by three grades of guide rails, wherein, be connected between first order guide rail in three grades of guide rails and the chassis, the 3rd guide rail is connected with the drawer both sides, slide in guide rail front and back between first order guide rail and the 3rd guide rail in the second level, respectively install one on the second level guide rail of drawer both sides and be used to control optical fiber cable and enter into a side of chassis and drawer or, between chassis and drawer, be provided with one and can make the rhombus tightening system that move of radius delimiter being arranged in drawer from the radius delimiter that chassis and drawer are drawn.Described rhombus tightening system includes first pole, second pole, the 3rd pole, the 4th pole, corresponding respectively rear wall is middle and the drawer rear wall is middle first axle construction and second axle construction that is arranged on the chassis, two ends are connected to the crossbeam on the guide rail of the second level and are arranged on chute on the crossbeam, wherein, one end of described first pole and second pole is rotatable to be connected on first axle construction, one end of described the 3rd pole and the 4th pole is rotatable to be connected on second axle construction, the other end of described first pole and the 4th pole slidably is arranged on the chute by first pin, and the other end of described second pole and the 3rd pole slidably is arranged on the chute by second pin.Thereby described crossbeam is to be connected indirect being connected with two radius delimiters with second level guide rail by the boss that is respectively formed on these crossbeam two ends.
The outside wear-resistant sleeve that is made of high-abrasive material that all is with of described first pin and second pin, described wear-resistant sleeve rotates flexibly around first pin and second pin.
The both sides of the front panel of described drawer are provided with and are used for the bolt that pins with the chassis side openings, are used to prevent that when drawer is inserted in the chassis fully drawer from skidding off from the front portion on chassis.
The back panel edges of described drawer is provided with a plastics fixture block, is used to prevent that drawer slips into to the rear portion on chassis when drawer is extracted the chassis out fully.
The tightening control mechanism that is used for optical cable slide drawer of the present invention, simple in structure, be convenient to make, easy to use, and with low cost.And the present invention can make the optical fiber cable displacement little when mobile drawer, can not make optical fiber cable because of suffering crooked and other power, and the transmission loss that causes passing optical fiber has guaranteed the reliability of optical fiber cable.
Description of drawings
Fig. 1 is the structural representation of drawer of the present invention when being in a fully open position;
Fig. 2 is the upward view of Fig. 1;
Fig. 3 is the structural representation of the direction of drawer of the present invention in being inserted into the chassis when moving;
Fig. 4 is that drawer of the present invention is inserted into the structural representation in the chassis fully;
Fig. 5 is the direction of drawer of the present invention in the chassis structural representation that the radius delimiter moves when moving.
Wherein,
1: 2: the first poles in chassis
4: the three poles of 3: the second poles
6: the first pins of 5: the four poles
7: the second pins 8: crossbeam
9: first order guide rail 10: second level guide rail
Guide rail 12 in 11: the three: radius limiter
13: drawer 14: bolt
15: plastics fixture block 16: the rhombus tightening system
18: the second axle construction of 17: the first axle construction
19: chute
Embodiment
Below in conjunction with embodiment and accompanying drawing the optical cable slide drawer with tightening control mechanism of the present invention is made a detailed description.
Optical cable slide drawer with tightening control mechanism of the present invention, comprise a chassis and a drawer that is slidably mounted in the chassis, drawer can be inserted in fully between the second place that primary importance in the chassis and drawer stretch out from the inside on chassis at drawer and slide.Being provided with between chassis and drawer in the turnover zone allows optical fiber cable to enter into a side or the radius limiter from wherein drawing of chassis and drawer.The present invention also comprises a tightening system, the mechanism that this tightening system is slidably mounted on the drawer and relative chassis can further be installed slidably.When drawer moves to from the second place that stretches out the inside on chassis from being inserted in primary importance in the chassis fully, the primary importance of the turnover zone radius limiter that this mechanism can make optical fiber cable from the drawer on drawer and a second place that is positioned at primary importance the place ahead move.
As shown in Figure 1, optical cable slide drawer with tightening control mechanism of the present invention, include chassis 1 and be slidably mounted on drawer 13 in the chassis by three grades of guide rails, wherein, be connected with screw between first order guide rail 9 in three grades of guide rails and the chassis 1 or rivet, the 3rd guide rail 11 is connected with screw with drawer 13 both sides or rivets, slide in second level guide rail (intermediate guide rail) 10 front and back between first order guide rail 9 and the 3rd guide rail 11, on the second level guide rail 10 that is arranged in drawer 13 both sides, respectively install one and be used to control that optical fiber cable enters into a side of chassis 1 and drawer 13 or from the chassis 1 and the drawer 13 radius delimiter 12 of drawing, be provided with one and can make the rhombus tightening system 16 that move of radius delimiter 12 with drawer 13 between chassis 1 and drawer 13.
As shown in Figure 2, described rhombus tightening system 16 includes first pole 2, second pole 3, the 3rd pole 4, the 4th pole 5, corresponding respectively rear wall is middle and drawer 13 rear walls are middle first axle construction 17 and second axle construction 18 that is arranged on chassis 1, two ends are connected to the crossbeam 8 on the second level guide rail 10 and are arranged on chute 19 on the crossbeam 8, wherein, one end of described first pole 2 and second pole 3 is rotatable to be connected on first axle construction 17, one end of described the 3rd pole 4 and the 4th pole 5 is rotatable to be connected on second axle construction 18, the other end of described first pole 2 and the 4th pole 5 slidably is arranged on the chute 19 by first pin 6, the other end of described second pole 3 and the 3rd pole 4 slidably is arranged on the chute 19 by second pin 7, described first pin, 6 and second pin 7 outsides all are with the wear-resistant sleeve that high-abrasive material constitutes, and described wear-resistant sleeve can rotate flexibly around first pin, 6 and second pin 7.
The structure of described first axle construction 17 and second axle construction 18 is identical, include in the middle of the rear wall that is pressed into chassis 1 or be pressed into self-clinching standoff in the middle of drawer 13 rear walls, and be used for clearance fit be inserted at an end of first pole 2 on this self-clinching standoff and second pole 3 or the spacing bolt on this self-clinching standoff of an end of the 3rd pole 4 and the 4th pole 5.After loading onto bolt, first pole 2 and second pole 3 or the 3rd pole 4 and the 4th pole 5 can be rotated around self-clinching standoff simultaneously flexibly.
Described crossbeam 8 is by being respectively formed at being connected with two radius delimiters 12 that boss on these crossbeam two ends is connected with second level guide rail 10 usefulness screws or thereby riveted joint is indirect.
The both sides of the front panel of described drawer 13 are provided with and are used for the bolt that pins with the chassis side openings, and 1 front portion skids off drawer 13 from the chassis when being used to prevent in drawer 13 is inserted into chassis 1 fully.
The back panel edges of described drawer 13 is provided with a plastics fixture block 15, is used to prevent that drawer 13 slips into to the rear portion on chassis 1 when drawer 13 is extracted chassis 1 out fully.
Optical cable slide drawer with tightening control mechanism of the present invention, when drawer moves to from the second place that stretches out the inside on chassis from being inserted in primary importance in the chassis fully, the node that the 3rd pole 4 is connected with the 4th pole 5 and drawer also moves thereupon, first pin, 6 and second pin 7 is mobile forward with half of drawer translational speed thereupon, simultaneously, first pin, 6 and second pin 7 slides in the groove of crossbeam, because crossbeam and second level guide rail (intermediate guide rail) are fixed together, second level guide rail and radius limiter are fixed together, first pin, 6 and second pin 7 can drive crossbeam, second level guide rail and radius limiter move together, and the speed that moves is the drawer translational speed half.When drawer was pulled out fully, the position of first pin, 6 and second pin 7 was positioned at the inward flange of crossbeam groove, and to prevent that drawer from continuing to move forward, simultaneously, the plastic clip block edge of drawer upper back is stuck in top, chassis, slips into to prevent drawer backward.Plastics fixture block 15 is down pulled, and drawer can be from the second site reversion that stretches out inside, chassis to the primary importance that is inserted into fully in the chassis, and the rhombus tightening system can be returned to yi word pattern and crossbeam is contracted to the latter half of of chassis together.When drawer inserted fully, front panel had a bolt and chassis side openings to pin, and skidded off to prevent drawer, and simultaneously, first pin, 6 and second pin 7 slides to the outward flange of crossbeam groove.
Claims (4)
1. optical cable slide drawer with tightening control mechanism, include chassis (1) and be slidably mounted on drawer (13) in the chassis by three grades of guide rails, wherein, be connected between first order guide rail (9) in three grades of guide rails and chassis (1), the 3rd guide rail (11) is connected with drawer (13) both sides, slide in second level guide rail (10) front and back between first order guide rail (9) and the 3rd guide rail (11), it is characterized in that, on the second level guide rail (10) that is arranged in drawer (13) both sides, respectively install one and be used to control the radius delimiter (12) that optical fiber cable enters into a side of chassis (1) and drawer (13) or (1) and drawer (13) are drawn from the chassis, between chassis (1) and drawer (13), be provided with one and can make the rhombus tightening system (16) that move of radius delimiter (12) with drawer (13), described rhombus tightening system (16) includes first pole (2), second pole (3), the 3rd pole (4), the 4th pole (5), correspondence is arranged on rear wall is middle and drawer (13) rear wall is middle first axle construction (17) and second axle construction (18) on chassis (1) respectively, two ends are connected to the crossbeam (8) on the second level guide rail (10) and are arranged on chute (19) on the crossbeam (8), wherein, one end of described first pole (2) and second pole (3) is rotatable to be connected on first axle construction (17), one end of described the 3rd pole (4) and the 4th pole (5) is rotatable to be connected on second axle construction (18), the other end of described first pole (2) and the 4th pole (5) slidably is arranged on the chute (19) by first pin (6), the other end of described second pole (3) and the 3rd pole (4) slidably is arranged on the chute (19) by second pin (7), described crossbeam (8) be by be respectively formed at boss on these crossbeam two ends with second level guide rail (10) thus be connected indirect being connected with two radius delimiters (12).
2. the optical cable slide drawer with tightening control mechanism according to claim 1, it is characterized in that, the outside wear-resistant sleeve that is made of high-abrasive material that all is with of described first pin (6) and second pin (7), described wear-resistant sleeve rotates flexibly around first pin (6) and second pin (7).
3. the optical cable slide drawer with tightening control mechanism according to claim 1, it is characterized in that, the both sides of the front panel of described drawer (13) are provided with the bolt (14) that is used for the pinning of chassis side openings, and drawer (13) skids off to the front portion of chassis (1) when being used to prevent in drawer (13) is inserted into chassis (1) fully.
4. the optical cable slide drawer with tightening control mechanism according to claim 1, it is characterized in that, the back panel edges of described drawer (13) is provided with a plastics fixture block (15), is used to prevent that drawer (13) slips into to the rear portion of chassis (1) when drawer (13) is extracted chassis (1) fully out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010223089XA CN101881870B (en) | 2010-07-12 | 2010-07-12 | Tightening control mechanism for optical cable slide drawer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010223089XA CN101881870B (en) | 2010-07-12 | 2010-07-12 | Tightening control mechanism for optical cable slide drawer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101881870A CN101881870A (en) | 2010-11-10 |
| CN101881870B true CN101881870B (en) | 2011-11-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010223089XA Active CN101881870B (en) | 2010-07-12 | 2010-07-12 | Tightening control mechanism for optical cable slide drawer |
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| Country | Link |
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| CN (1) | CN101881870B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11822140B2 (en) | 2017-06-28 | 2023-11-21 | Afl Telecommunications Llc | High density patch panel with modular cassettes |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX2021012546A (en) | 2019-04-17 | 2021-11-12 | Afl Ig Llc | Patch panel with lifting cassette removal. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6504988B1 (en) * | 2000-01-24 | 2003-01-07 | Adc Telecommunications, Inc. | Cable management panel with sliding drawer |
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2010
- 2010-07-12 CN CN201010223089XA patent/CN101881870B/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11822140B2 (en) | 2017-06-28 | 2023-11-21 | Afl Telecommunications Llc | High density patch panel with modular cassettes |
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| Publication number | Publication date |
|---|---|
| CN101881870A (en) | 2010-11-10 |
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