CN209784598U - Photoelectric hybrid optical fiber rotary connector with low coupling loss - Google Patents
Photoelectric hybrid optical fiber rotary connector with low coupling loss Download PDFInfo
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- CN209784598U CN209784598U CN201920695604.0U CN201920695604U CN209784598U CN 209784598 U CN209784598 U CN 209784598U CN 201920695604 U CN201920695604 U CN 201920695604U CN 209784598 U CN209784598 U CN 209784598U
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- stator
- arc
- rotor
- balancing weight
- rotary connector
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Abstract
The embodiment of the utility model discloses a photoelectric mixed optical fiber rotary connector with low coupling loss, which comprises a rotor and a stator for fixing optical fibers, wherein the stator is sleeved with a bearing, the stator is connected in the rotor through the bearing rotation, the rotor is provided with an annular mounting groove, a plurality of fixing components are arranged in the annular mounting groove in an annular array manner, each fixing component comprises a balancing weight and a supporting rod penetrating through the balancing weight, one end of the balancing weight, which is far away from the stator, is provided with a pressing block, the arranged balancing weight can generate centrifugal force when the rotor rotates, further the centrifugal force of the balancing weight can be converted into force for moving the supporting rod through the connecting rod, further secondary centering of the stator can be realized through the supporting rod, and the problem that the optical fiber off-axis deviation between the rotor and the stator is larger and larger due to the continuous increase of the abrasion between the rotor and the stator when the rotor and the stator are, causing a problem that the coupling efficiency is drastically reduced.
Description
Technical Field
The embodiment of the utility model provides a relate to optical fiber technology field, concretely relates to photoelectric mixing optic fibre rotary connector of low coupling loss.
Background
The optical fiber rotary connector (also called optical fiber slip ring) is a device for realizing optical signal transmission between a rotary platform and a static platform, along with the rapid development of information technology, higher and more requirements are provided for the transmission rate, the bandwidth and the like of data by an information system, therefore, in some fields needing to realize signal rotary communication, the traditional electric slip ring is difficult to meet the use requirements, the optical fiber rotary connector replaces the optical fiber rotary connector to be inevitable, and compared with the electric slip ring, the optical fiber rotary connector has the advantages of long service life, high rotation rate, strong anti-electromagnetic interference capability and the like.
The optical fiber rotary connector has certain coupling loss when in use, the coupling loss is mainly caused by axial deviation among optical fibers, off-axis deviation among the optical fibers and angle deviation among the optical fibers, and when the current optical fiber rotary connector is used for a long time, the off-axis deviation among the optical fibers is larger and larger more and more due to loss, so that the coupling loss is increased sharply, and the problem needs to be solved.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a low coupling loss's mixed optic fibre rotary connector of photoelectricity fixes the stator through the centrifugal force of the usable balancing weight of fixed subassembly when rotating that sets up, can solve among the prior art long-time use, can lead to the off-axis error between the optic fibre more and more because the loss, leads to the problem that the coupling loss sharply increases.
In order to achieve the above object, the embodiments of the present invention provide the following technical solutions:
A photoelectric hybrid optical fiber rotary connector with low coupling loss comprises a rotor and a stator, wherein the rotor and the stator are used for fixing optical fibers, a bearing is sleeved on the stator, the stator is rotatably connected into the rotor through the bearing, an annular mounting groove is formed in the rotor, and a plurality of fixing assemblies are arranged in the annular mounting groove in an annular array mode;
Fixed subassembly includes the balancing weight and runs through the bracing piece of balancing weight, the one end that the stator was kept away from to the balancing weight is provided with according to the briquetting, the one end of bracing piece is provided with the arc other end and is provided with the backup pad, wherein the arc sets up the one end that is close to the stator at the bracing piece, just the arc is in the same place with the stator laminating, the tank bottom of annular mounting groove is rotated and is connected with the connecting rod that corresponds with the backup pad, just the one end of connecting rod contacts with the backup pad according to the briquetting other.
As the utility model discloses an optimal scheme, fixed subassembly is still including setting up the fixed plate on annular installation groove, the fixed plate cover is established on the bracing piece and is arranged in between balancing weight and the arc, the fixed plate faces one side fixed mounting of balancing weight and has the spring that is used for supporting the balancing weight.
as the utility model discloses an optimized scheme, stator and arc laminating department are provided with annular rolling groove be provided with the roller in the annular rolling groove, set up the arc that corresponds with the roller on the arc.
As the preferred scheme of the utility model, fixed subassembly is provided with three at least.
as the preferred scheme of the utility model, the both ends of arc are the arc structure.
The utility model discloses an embodiment has following advantage:
The utility model discloses the balancing weight that sets up can produce centrifugal force when the rotor rotates, and then the accessible connecting rod can convert the centrifugal force of balancing weight into the power that makes the bracing piece motion, and then further the accessible bracing piece realizes the secondary centering to the stator, can effectively solve when using for a long time, because the wearing and tearing between rotor and the stator constantly increase, and lead to the optic fibre off-axis deviation between it can be bigger and bigger, cause the problem that coupling efficiency sharply reduces.
drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a perspective view of a middle arc plate of the present invention;
Fig. 3 is an enlarged view of a portion a of fig. 1.
In the figure:
1-a rotor; 2-a stator; 3-a bearing; 4-an annular mounting groove; 5-a fixing component; 6-annular rolling groove; 7-a roller; 8-an arc-shaped groove;
501-a balancing weight; 502-support bar; 503-pressing block; 504-an arc plate; 505-a support plate; 506-a connecting rod; 507-fixing the plate; 508-spring.
Detailed Description
the present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
as shown in fig. 1, the utility model provides a low coupling loss photoelectric hybrid fiber optic rotary connector, including rotor 1 and stator 2 for fixing fiber optic, the cover is equipped with bearing 3 on stator 2, and stator 2 rotates through bearing 3 and connects in rotor 1, rotor 1 is equipped with annular mounting groove 4, and annular array has a plurality of fixed components 5 in annular mounting groove 4, fiber optic fixed mounting is in the central position department of rotor 1 and stator 2, and stator 2 is close to rotor 1 one end department and is provided with the ring channel that is used for the location, rotor 1 is provided with the annular lug that corresponds with the ring channel, in order to control the interval between stator 2 and rotor 1, and then further control the axial deviation between the fiber optic (namely the interval between two fiber optic), avoid the too near or too far problem of distance, while interlock and annular lug are when, the stator 2 and the rotor 1 are fixed at one time, so that the stability of the stator in use can be further improved.
As shown in fig. 1 to 3, the fixing assembly 5 includes a weight 501 and a support rod 502 penetrating through the weight 501, one end of the weight 501, which is far away from the stator 2, is provided with a pressing block 503, one end of the support rod 502 is provided with an arc 504, the other end is provided with a support plate 505, wherein the arc 504 is arranged at one end of the support rod 502, which is close to the stator 2, and the arc 504 is attached to the stator 2, a connecting rod 506 corresponding to the support plate 505 is rotatably connected to the bottom of the annular mounting groove 4, one end of the connecting rod 506 is in contact with the pressing block 503, the other end is in contact with the support plate 505, when in use, the stator 2 is not moved, the rotor 1 is rotated to give a centrifugal force to the weight 501, the centrifugal force causes the weight 501 to press the connecting rod 506 through the pressing block 503, the connecting rod 506, the backup pad 505 lifting is connected to the accessible connecting rod 506 other end to accessible bracing piece 502 extrudees stator 2, makes stator 2 be in all the time with the position of rotor 1 same central axis, realizes the function of secondary self-centering, can avoid long-time use, because wearing and tearing and lead to the off-axis deviation between the optic fibre (indicate the positional deviation between the central line axle of two optic fibres) can bigger and bigger problem, can effectual improvement the device's life, the practicality is stronger.
As shown in fig. 1 to 3, the fixing component 5 further includes a fixing plate 507 disposed on the annular mounting groove 4, the fixing plate 507 is sleeved on the supporting rod 502 and disposed between the weight 501 and the arc 504, a spring 508 for supporting the weight 501 is fixedly mounted on one surface of the fixing plate 507 facing the weight 501, and a fixing sleeve for guiding the supporting rod 502 is disposed on the fixing plate 507, so as to avoid the problem that the arc 504 may shake, and the spring 508 disposed may support the weight 501 when the device does not rotate, so as to ensure that the stator 2 may not be affected by the weight 501, and the position of the central axis thereof and the central axis of the rotor 1 may deviate.
The utility model discloses a stator, including stator 2, arc 504, roller 7, the curved wall 8 that corresponds with roller 7 has been seted up on the arc 504, the appearance of its groove laminating roller 7 of annular rolling groove 6 that sets up, and its groove depth is greater than the radius of roller 7, can ensure that roller 7 rolls in annular rolling groove 6, still can not fall out from annular rolling groove 6 when, and utilize roller 7 can convert the sliding friction between arc 504 and stator 2 into rolling friction, can avoid frictional force between it too big, and lead to when rotating, can produce the problem of great wearing and tearing.
It needs to supplement that fixed subassembly 5 is provided with three at least to ensure the stability fixed to stator 2 when rotating, the both ends of arc 504 are the arc structure, can improve the smooth degree of roller 7 with the laminating of arc 5, can avoid appearing the problem of blocking.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (5)
1. The photoelectric hybrid optical fiber rotary connector with low coupling loss is characterized by comprising a rotor (1) and a stator (2) which are used for fixing optical fibers, wherein the stator (2) is sleeved with a bearing (3), the stator (2) is rotatably connected in the rotor (1) through the bearing (3), the rotor (1) is provided with an annular mounting groove (4), and a plurality of fixing components (5) are annularly arrayed in the annular mounting groove (4);
Fixed subassembly (5) include balancing weight (501) and bracing piece (502) that run through balancing weight (501), the one end that stator (2) were kept away from in balancing weight (501) is provided with presses briquetting (503), the one end of bracing piece (502) is provided with arc (504) other end and is provided with backup pad (505), wherein arc (504) set up the one end that is close to stator (2) in bracing piece (502), just arc (504) are in the same place with stator (2) laminating, the tank bottom of annular mounting groove (4) is rotated and is connected with connecting rod (506) that correspond with backup pad (505), just the one end and the one end of pressing briquetting (503) contact other end and backup pad (505) contact of connecting rod (506).
2. the low-coupling-loss photoelectric hybrid optical fiber rotary connector according to claim 1, wherein the fixing assembly (5) further comprises a fixing plate (507) disposed on the annular mounting groove (4), the fixing plate (507) is sleeved on the supporting rod (502) and disposed between the counterweight (501) and the arc-shaped plate (504), and a spring (508) for supporting the counterweight (501) is fixedly mounted on a surface of the fixing plate (507) facing the counterweight (501).
3. The photoelectric hybrid fiber optic rotary connector with low coupling loss according to claim 1, wherein an annular rolling groove (6) is formed at the joint of the stator (2) and the arc-shaped plate (504), a roller (7) is arranged in the annular rolling groove (6), and an arc-shaped groove (8) corresponding to the roller (7) is formed in the arc-shaped plate (504).
4. The low-coupling-loss optical-electrical hybrid fiber rotary connector according to claim 1, wherein at least three fixing assemblies (5) are provided.
5. The low-coupling-loss optical-electrical hybrid fiber optic rotary connector according to claim 1, wherein both ends of the arc-shaped plate (504) are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920695604.0U CN209784598U (en) | 2019-05-16 | 2019-05-16 | Photoelectric hybrid optical fiber rotary connector with low coupling loss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920695604.0U CN209784598U (en) | 2019-05-16 | 2019-05-16 | Photoelectric hybrid optical fiber rotary connector with low coupling loss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209784598U true CN209784598U (en) | 2019-12-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920695604.0U Expired - Fee Related CN209784598U (en) | 2019-05-16 | 2019-05-16 | Photoelectric hybrid optical fiber rotary connector with low coupling loss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209784598U (en) |
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2019
- 2019-05-16 CN CN201920695604.0U patent/CN209784598U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210516 |
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| CF01 | Termination of patent right due to non-payment of annual fee |