CN210129053U - Four-dimensional adjusting device for optical fiber terminal - Google Patents
Four-dimensional adjusting device for optical fiber terminal Download PDFInfo
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- CN210129053U CN210129053U CN201920356563.2U CN201920356563U CN210129053U CN 210129053 U CN210129053 U CN 210129053U CN 201920356563 U CN201920356563 U CN 201920356563U CN 210129053 U CN210129053 U CN 210129053U
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- adjusting
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- assembly
- outer sleeve
- pull ring
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Abstract
The utility model discloses a four-dimensional adjusting device for optical fiber terminal, establish including the outer sleeve, insert bush, the setting in the outer sleeve are in a plurality of being used for on the outer sleeve are adjusted horizontal position's in the outer sleeve adjusting part, setting of bush are in a plurality of clamp plate assembly and setting on the outer sleeve are in be used for on the outer sleeve to inserting and establish the pull ring subassembly that carries out locking of the optic fibre wire jumper in the bush. The four-dimensional adjusting device for the optical fiber terminal can realize convenient adjustment of the optical fiber jumper in the front-back and left-right directions by matching the adjusting component with the pressing plate component; through the cooperation of the pull ring assembly and the fixed elastic sheet, the convenient adjustment of the vertical direction of the optical fiber jumper can be realized. The utility model discloses it is convenient to the regulation of optic fibre wire jumper, and the precision is high, and it is firm to adjust the after-fixing, can not the off tracking, and stability is good. The utility model discloses simple structure, convenient to use, ability wide application in optical equipment.
Description
Technical Field
The utility model relates to an optical instrument field, in particular to a four-dimensional adjusting device for optical fiber termination.
Background
The adjusting device of the optical fiber terminal is mainly used for adjusting the direction of the optical fiber terminal so as to adjust the direction and the position of a light source emitted by an optical fiber or adjust the direction and the position of the light source emitted into the optical fiber, so that the light source reaches a specified position, and the adjusting device is generally applied to optical instruments. However, the existing devices for adjusting the optical fiber terminal have major defects, such as inconvenient adjustment operation; the fixing is not firm after adjustment, and the optical fiber is easy to deviate.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, provide a four-dimensional adjusting device for fiber terminal.
In order to solve the technical problem, the utility model discloses a technical scheme is: a four-dimensional adjusting device for an optical fiber terminal comprises an outer sleeve, an inner bushing inserted in the outer sleeve, a plurality of adjusting assemblies arranged on the outer sleeve and used for adjusting the horizontal position of the inner bushing in the outer sleeve, a plurality of pressing plate assemblies arranged on the outer sleeve and a pull ring assembly arranged on the outer sleeve and used for locking an optical fiber jumper inserted in the inner bushing.
Preferably, a plurality of adjusting threaded holes are formed in the side portion of the outer sleeve, and the adjusting assembly comprises an adjusting nut which is inserted into the adjusting threaded holes in a matched manner, an adjusting screw which is inserted into the adjusting nut in a matched manner, and a locking nut which is arranged on the adjusting screw.
Preferably, the inner end of the adjusting screw is provided with a jacking ball for jacking against the outer wall of the inner bushing, and the outer wall of the inner bushing is provided with a top plate for contacting with the jacking ball.
Preferably, the adjusting components comprise 4 groups, namely a first upper adjusting component, a first lower adjusting component, a second upper adjusting component and a second lower adjusting component;
the first upper adjusting assembly and the first lower adjusting assembly are sequentially arranged on the outer wall of the outer sleeve along the vertical direction to form a first adjusting assembly unit; the second upper adjusting assembly and the second lower adjusting assembly are sequentially arranged on the outer wall of the outer sleeve along the vertical direction to form a second adjusting assembly unit;
the first upper adjusting assembly and the second upper adjusting assembly are arranged in the same horizontal plane, and the included angle is 90 degrees; the first lower adjusting component and the second lower adjusting component are arranged in the same horizontal plane, and the included angle is 90 degrees.
Preferably, the side wall of the outer sleeve is provided with a pressing plate slot hole penetrating to the inside, and the pressing plate assembly comprises a fixing plate arranged on the pressing plate slot hole and a pressing elastic sheet connected to the inner wall of the fixing plate and used for pressing the outer wall of the inner bushing.
Preferably, the pressing elastic sheet is a bent elastic sheet and comprises a vertical sheet part connected with the fixing plate and an inclined sheet part connected with one end of the vertical sheet part;
the inclined sheet part is provided with a locking bulge part used for jacking and pressing the outer wall of the inner bushing; and a clamping groove for accommodating the locking lug boss is formed in the outer wall of the inner bushing.
Preferably, the pressure plate assembly comprises a first pressure plate assembly and a second pressure plate assembly which are respectively opposite to the first adjusting assembly unit and the second adjusting assembly unit.
Preferably, the pull ring assembly comprises a pull ring seat fixed on the outer wall of the outer sleeve, a pull rod telescopically inserted into a pull rod hole formed in the pull ring seat, a pull ring cap connected to the outer end of the pull rod, a spring sleeved on the pull rod and having one end connected with the pull ring seat and the other end connected with the pull ring cap, and a pull ring connected to the inner end of the pull rod.
Preferably, the side wall of the inner bushing is further provided with an installation groove, a fixed elastic sheet is arranged in the installation groove, and the inner wall of the fixed elastic sheet is provided with a fixed convex part facing the inside of the inner bushing; the upper part of the mounting groove penetrates through the inner lining, and the lower part of the mounting groove does not penetrate through the inner lining.
Preferably, the pull ring is sleeved on the inner bushing, the upper portion of the fixing elastic sheet is located between the pull ring and the inner bushing, and the fixing protrusion portion is inserted into the inner bushing through the upper portion of the mounting groove to be pressed against the side wall of the optical fiber patch cord inserted into the inner bushing, so that the optical fiber patch cord is fixed in a matched manner.
The utility model has the advantages that: the four-dimensional adjusting device for the optical fiber terminal can realize convenient adjustment of the optical fiber jumper in the front-back and left-right directions by matching the adjusting component with the pressing plate component; through the cooperation of the pull ring assembly and the fixed elastic sheet, the convenient adjustment of the vertical direction of the optical fiber jumper can be realized. The utility model discloses it is convenient to the regulation of optic fibre wire jumper, and the precision is high, and it is firm to adjust the after-fixing, can not the off tracking, and stability is good. The utility model discloses simple structure, convenient to use can the wide application with among the optical equipment.
Drawings
Fig. 1 is a schematic structural diagram of a four-dimensional adjusting apparatus for an optical fiber terminal according to the present invention;
fig. 2 is another schematic view structure diagram of the four-dimensional adjusting apparatus for an optical fiber terminal according to the present invention;
fig. 3 is a schematic structural view of the four-dimensional adjusting apparatus for an optical fiber terminal according to the present invention after removing the outer sleeve;
fig. 4 is a schematic structural diagram of the adjusting assembly of the present invention;
fig. 5 is a schematic structural diagram of the four-dimensional adjusting device for an optical fiber terminal according to the present invention, after the optical fiber jumper and the connector are removed, viewed from above;
fig. 6 is an exploded view of the four-dimensional adjusting apparatus for an optical fiber terminal according to the present invention;
fig. 7 is a schematic structural view of an outer sleeve of the present invention;
fig. 8 is a schematic structural view of the inner liner of the present invention;
figure 9 is a perspective view of the pull ring assembly of the present invention.
Description of reference numerals:
1-an outer sleeve; 2-inner lining; 3-an adjustment assembly; 4-a platen assembly; 5-a tab assembly; 6, fixing the elastic sheet; 7, optical fiber patch cords; 8, a connector; 10-pressing plate slotted hole; 20-a top plate; 21-a card slot; 22-mounting groove; 30-adjusting the nut; 31-adjusting screw; 32-a lock nut; 33-heading a ball; 34 — a first upper adjustment assembly; 35-a first lower adjustment assembly; 36-a second upper adjustment assembly; 37-a second lower adjustment assembly; 40, fixing a plate; 41-pressing the elastic sheet; 42-vertical slice part; 43-inclined piece part; 44-locking boss; 45 — a first platen assembly; 46 — a second platen assembly; 50-a pull ring seat; 51-a pull rod; 52-a ring pull cap; 53-a spring; 54-a tab; 55-a spring sleeve; 60, fixing the lug boss.
Detailed Description
The present invention is further described in detail below with reference to examples so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1 to 9, a four-dimensional adjusting device for an optical fiber termination of the present embodiment includes an outer sleeve 1, an inner liner 2 inserted into the outer sleeve 1, a plurality of adjusting assemblies 3 disposed on the outer sleeve 1 for adjusting the horizontal position of the inner liner 2 in the outer sleeve 1, a plurality of pressing plate assemblies 4 disposed on the outer sleeve 1, and a pulling ring assembly 5 disposed on the outer sleeve 1 for locking an optical fiber jumper 7 inserted into the inner liner 2. The adjusting component 3 is used for adjusting the left and right directions of the inner bushing 2, and the pull ring component 5 is used for locking the optical fiber jumper 7 after adjusting the upper and lower positions of the optical fiber jumper 7. When the optical fiber jumper wire fixing device is used, the outer sleeve 1 is fixed, and then the optical fiber jumper wire 7 is adjusted. The utility model discloses can be used to the optical fiber termination (like confocal microscope, nonlinear sim etc.) and penetrate into light source four-dimensional adjustment.
The side part of the outer sleeve 1 is provided with a plurality of adjusting threaded holes, and the adjusting assembly 3 comprises an adjusting nut 30 inserted into the adjusting threaded hole on the outer sleeve 1 in a matching manner, an adjusting screw 31 inserted into the adjusting nut 30 in a matching manner, and a locking nut 32 arranged on the adjusting screw 31. The inner end of the adjusting screw 31 is provided with a jacking ball 33 for jacking against the outer wall of the inner bushing 2, and the outer wall of the inner bushing 2 is provided with a top plate 20 for contacting with the jacking ball 33. A nut is provided on the outer end of the adjustment screw 31 to facilitate rotation of the adjustment screw 31.
The side wall of the outer sleeve 1 is provided with a pressing plate slot 10 penetrating to the inside, and the pressing plate assembly 4 comprises a fixing plate 40 arranged on the pressing plate slot 10 and a pressing spring sheet 41 connected to the inner wall of the fixing plate 40 and used for pressing the outer wall of the inner bushing 2. The pressing elastic sheet 41 is a bent elastic sheet and comprises a vertical sheet part 42 connected with the fixing plate 40 and an inclined sheet part 43 connected with one end of the vertical sheet part 42; one or two inclined sheet parts 43 are provided with locking convex parts 44 for pressing the outer wall of the inner bushing 2; the outer wall of the inner bush 2 is provided with a slot 21 for accommodating the locking protrusion 44.
Wherein, the side wall of the outer sleeve 1 is provided with a pull ring component 5, the pull ring component 5 comprises a pull ring seat 50 arranged on the outer sleeve 1 and a spring sleeve 55 connected on the pull ring seat 50, the spring sleeve 55, the pull rod 51 and the pull ring cap 52 press a spring 53, and the pull rod 51 and the pull ring 54 are driven to move by the elasticity of the spring 53
The working principle is as follows: the adjusting nut 30 is fixed on the outer sleeve 1, the adjusting screw 31 is enabled to move left and right on the adjusting nut 30 by rotating the adjusting screw 31, the inner bushing 2 is jacked and moved when the adjusting screw 31 moves inwards, and the locking nut 32 is rotated to lock after the adjusting is finished; a spring 53 in the pull ring assembly 5 enables the pull rod 51 to drive the pull ring 54 through elasticity, so that the pull ring 54 is contacted with the inner bushing 2 to press the inner bushing 2; the pressing spring 41 in the pressure plate assembly 4 presses against the inner bushing 2, so that the inner bushing 2 is always in contact with the inner end of the adjusting screw 31, and the return power of the inner bushing 2 is provided. On the other hand, the locking protrusion 44 of the pressing spring 41 is engaged with the engaging groove 21 of the inner liner 2, so that the inner liner 2 is fixed in the vertical position. The locking projection 44 may be cylindrical or arcuate in shape. Specifically, for example, when the adjusting screw 31 is rotated to move toward the inside of the outer sleeve 1 (to the left), it presses against the top plate 20 of the inner bushing 2 to move the inner bushing 2 to the left; when the adjusting screw 31 is rotated to move (to the right) to the outside of the outer sleeve 1, the pressing spring 41 in the pressure plate assembly 4 opposite to the adjusting screw 31 presses the inner bushing 2, so that the inner bushing 2 moves to the right, and the left, right, front and back movement of the inner bushing 2 (i.e., the optical fiber jumper 7) is realized.
In a preferred embodiment, the adjustment assembly 3 comprises 4 sets of a first upper adjustment assembly 34, a first lower adjustment assembly 35, a second upper adjustment assembly 36, a second lower adjustment assembly 37; wherein, the first upper adjusting component 34 and the first lower adjusting component 35 are sequentially arranged on the outer wall of the outer sleeve 1 along the vertical direction to form a first adjusting component 3 unit; the second upper adjusting component 36 and the second lower adjusting component 37 are sequentially arranged on the outer wall of the outer sleeve 1 along the vertical direction to form a second adjusting component 3 unit; the first upper adjusting component 34 and the second upper adjusting component 36 are in the same horizontal plane, and the included angle is 90 degrees; the first lower adjusting component 35 and the second lower adjusting component 37 are in the same horizontal plane and have an included angle of 90 degrees. The pressure plate assembly 4 comprises a first pressure plate assembly 45 and a second pressure plate assembly 46 which are respectively opposite to the first adjusting assembly 3 unit and the second adjusting assembly 3 unit. In this embodiment, referring to fig. 1 and 3, when the position of the inner liner 2 is adjusted, the left-right position of the inner liner 2 is adjusted by the first adjusting unit 3 and the first presser plate assembly 45, and the front-rear position of the inner liner 2 is adjusted by the second adjusting unit 3 and the second presser plate assembly 46 (refer to the position in fig. 3). Furthermore, the adjustment of the included angle between the inner bushing 2 (i.e. the optical fiber jumper 7) and the vertical direction can be realized by adjusting the insertion depth difference of the adjusting screws in the first upper adjusting assembly 34 and the first lower adjusting assembly 35 and adjusting the insertion depth difference of the second upper adjusting assembly 36 and the second lower adjusting assembly 37, so that the light source transmitted by the optical fiber jumper 7 can reach the required position.
In one embodiment, the four-dimensional adjusting device further includes a connector 8 (e.g., a 9 adafcm 2 type adapter), the connector 8 is disposed on the optical fiber jumper 7, and is adjustable to connect the optical fiber jumper 7 and the inner liner 2, and the optical fiber jumper 7 is inserted into the inner liner 2.
In one embodiment, the pull ring assembly 5 comprises a pull ring seat 50 fixed on the outer wall of the outer sleeve 1, a pull rod 51 telescopically inserted into a pull rod 51 hole formed on the pull ring seat 50, a pull ring cap 52 connected to the outer end of the pull rod 51, a spring 53 sleeved on the pull rod 51 and having one end connected to the pull ring seat 50 and the other end connected to the pull ring cap 52, and a pull ring 54 connected to the inner end of the pull rod 51. The spring 53 is externally sleeved with a spring sleeve 55. The side wall of the inner bushing 2 is also provided with an installation groove 22, a fixed elastic sheet 6 is arranged in the installation groove 22, and the inner wall of the fixed elastic sheet 6 is provided with a fixed convex part 60 facing the inside of the inner bushing 2; the upper portion of the mounting groove 22 penetrates the inner liner 2, and the lower portion does not penetrate. The pull ring is sleeved on the inner bushing 2, the upper part of the fixing elastic sheet 6 is positioned between the pull ring 54 and the inner bushing 2, and the fixing protrusion part 60 is inserted into the inner bushing 2 through the upper part of the mounting groove 22 to be pressed on the side wall of the optical fiber jumper 7 inserted into the inner bushing 2, so that the optical fiber jumper 7 is fixed in a matching manner.
The working principle is as follows: when the up-down position of the optical fiber jumper 7 needs to be adjusted, the pull ring cap 52 is pressed down (namely, the pull ring cap 52 is pressed leftward), the pull rod 51 is inserted into the outer sleeve 1 (namely, leftward), the pull ring 54 is driven to move leftward, the pull ring 54 does not press the upper end of the fixed elastic sheet 6 any more, under the elastic action of the fixed elastic sheet 6, the fixed protrusion on the fixed elastic sheet 6 is separated from the side wall of the optical fiber jumper 7, the optical fiber jumper 7 is released from being fixed, then the optical fiber jumper 7 is pulled up and down, the up-down position of the optical fiber jumper 7 is adjusted, and a light source transmitted by the optical fiber jumper 7 can reach the required position; then the pull ring cap 52 is loosened, the pull ring cap 52 is pushed to the right under the elastic force of the spring 53, the pull rod 51 drives the pull ring to move to the right, the pull ring 54 presses the upper end of the fixed elastic sheet 6 on the side wall of the inner bushing 2, so that the fixed bulge on the fixed elastic sheet 6 penetrates through the upper part of the mounting groove 22 and is pushed to the side wall of the optical fiber jumper 7, and the optical fiber jumper 7 is locked and fixed to prevent the optical fiber jumper 7 from moving.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields where the invention is suitable, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.
Claims (10)
1. A four-dimensional adjusting device for an optical fiber terminal is characterized by comprising an outer sleeve, an inner bushing inserted in the outer sleeve, a plurality of adjusting assemblies arranged on the outer sleeve and used for adjusting the horizontal position of the inner bushing in the outer sleeve, a plurality of pressing plate assemblies arranged on the outer sleeve and a pull ring assembly arranged on the outer sleeve and used for locking an optical fiber jumper wire inserted in the inner bushing.
2. The four-dimensional adjusting device for the optical fiber terminal according to claim 1, wherein the outer sleeve has a plurality of adjusting threaded holes formed on a side portion thereof, and the adjusting assembly comprises an adjusting nut fittingly inserted into the adjusting threaded hole, an adjusting screw fittingly inserted into the adjusting nut, and a locking nut disposed on the adjusting screw.
3. The four-dimensional adjusting device for the optical fiber terminal as claimed in claim 2, wherein the inner end of the adjusting screw is provided with a knob for pressing against the outer wall of the inner bushing, and the outer wall of the inner bushing is provided with a top plate for contacting with the knob.
4. The four-dimensional adjusting apparatus for fiber optic terminations of claim 3, wherein the adjustment assemblies include 4 sets of a first upper adjustment assembly, a first lower adjustment assembly, a second upper adjustment assembly, and a second lower adjustment assembly;
the first upper adjusting assembly and the first lower adjusting assembly are sequentially arranged on the outer wall of the outer sleeve along the vertical direction to form a first adjusting assembly unit; the second upper adjusting assembly and the second lower adjusting assembly are sequentially arranged on the outer wall of the outer sleeve along the vertical direction to form a second adjusting assembly unit;
the first upper adjusting assembly and the second upper adjusting assembly are arranged in the same horizontal plane, and the included angle is 90 degrees; the first lower adjusting component and the second lower adjusting component are arranged in the same horizontal plane, and the included angle is 90 degrees.
5. The four-dimensional adjusting device for the optical fiber terminal according to claim 4, wherein a pressing plate slot hole penetrating to the inside is formed in the side wall of the outer sleeve, and the pressing plate assembly comprises a fixing plate arranged on the pressing plate slot hole and a pressing spring connected to the inner wall of the fixing plate and used for pressing the outer wall of the inner bushing.
6. The four-dimensional adjusting device for the optical fiber terminal according to claim 5, wherein the pressing spring is a bent spring, and comprises a vertical piece connected with the fixing plate and an inclined piece connected with one end of the vertical piece;
the inclined sheet part is provided with a locking bulge part used for jacking and pressing the outer wall of the inner bushing; and a clamping groove for accommodating the locking lug boss is formed in the outer wall of the inner bushing.
7. The four-dimensional adjusting apparatus for fiber optic terminations of claim 6, wherein the platen assembly includes a first platen assembly and a second platen assembly directly opposite the first conditioning assembly unit and the second conditioning assembly unit, respectively.
8. The four-dimensional adjusting apparatus for an optical fiber terminal according to claim 1, wherein the pull ring assembly comprises a pull ring seat fixed on an outer wall of the outer sleeve, a pull rod telescopically inserted into a pull rod hole formed in the pull ring seat, a pull ring cap connected to an outer end of the pull rod, a spring sleeved on the pull rod and having one end connected to the pull ring seat and the other end connected to the pull ring cap, and a pull ring connected to an inner end of the pull rod.
9. The four-dimensional adjusting device for the optical fiber terminal according to claim 8, wherein a mounting groove is further formed on a side wall of the inner bushing, a fixing elastic piece is arranged in the mounting groove, and a fixing protrusion facing the inside of the inner bushing is formed on an inner wall of the fixing elastic piece; the upper part of the mounting groove penetrates through the inner lining, and the lower part of the mounting groove does not penetrate through the inner lining.
10. The four-dimensional adjusting device for the optical fiber terminals according to claim 9, wherein the pull ring is sleeved on the inner bushing, the upper portion of the fixing elastic piece is located between the pull ring and the inner bushing, and the fixing protrusion is inserted into the inner bushing through the upper portion of the mounting groove to press against the sidewall of the optical fiber patch cord inserted into the inner bushing, so as to cooperate to fix the optical fiber patch cord.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356563.2U CN210129053U (en) | 2019-03-20 | 2019-03-20 | Four-dimensional adjusting device for optical fiber terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920356563.2U CN210129053U (en) | 2019-03-20 | 2019-03-20 | Four-dimensional adjusting device for optical fiber terminal |
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| Publication Number | Publication Date |
|---|---|
| CN210129053U true CN210129053U (en) | 2020-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920356563.2U Active CN210129053U (en) | 2019-03-20 | 2019-03-20 | Four-dimensional adjusting device for optical fiber terminal |
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| CN (1) | CN210129053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731605A (en) * | 2020-12-28 | 2021-04-30 | 哈尔滨和达光电仪器技术开发有限公司 | Multi-angle adjustable optical fiber base |
-
2019
- 2019-03-20 CN CN201920356563.2U patent/CN210129053U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112731605A (en) * | 2020-12-28 | 2021-04-30 | 哈尔滨和达光电仪器技术开发有限公司 | Multi-angle adjustable optical fiber base |
| CN112731605B (en) * | 2020-12-28 | 2023-05-23 | 哈尔滨和达光电仪器技术开发有限公司 | Multi-angle adjustable optical fiber base |
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