CN207976637U - A kind of concentrator - Google Patents
A kind of concentrator Download PDFInfo
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- CN207976637U CN207976637U CN201820483452.3U CN201820483452U CN207976637U CN 207976637 U CN207976637 U CN 207976637U CN 201820483452 U CN201820483452 U CN 201820483452U CN 207976637 U CN207976637 U CN 207976637U
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- optical fiber
- lens
- capillary
- accommodating chamber
- casing
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Abstract
The utility model provides a kind of concentrator, which includes first sleeve, optical fiber collimator and the first lens, and optical fiber collimator and the first lens are set in first sleeve, and gap is provided between optical fiber collimator and the first lens；First lens are provided with first side and second side, and first side and second side are disposed opposite to each other, and first side is plane, and second side is spherical surface, and first side is oppositely arranged with optical fiber collimator, and second side exposes to first sleeve；Optical fiber collimator includes the second casing, pigtail assembly and the second lens, and pigtail assembly and the second lens are set in the second inside pipe casing.It can enhance luminous power in light path using the concentrator of the utility model.
Description
Technical field
The utility model is related to technical field of optical fiber communication, specifically, being related to a kind of concentrator applied in light path.
Background technology
Optical communication network is made of multiple optical devices, the precise degrees between optical fiber and other optical fibre devices and coupling
Efficiency is closed, the performance of optical communication network is affected.Therefore optical fiber collimator is needed to improve optical fiber and optical fiber or optical fiber and device
Between coupling efficiency, reduce insertion loss.Optical fiber collimator is one of the elemental device for building light communication system and network, because
This needs optical fiber collimator to improve the coupling efficiency between optical fiber and optical fiber or optical fiber and device, reduces insertion loss.But by
It is consequently increased in the loss of the increase with fiber lengths, optical signal, therefore, coupling efficiency is carried out merely with optical fiber collimator
It is inadequate, it is also necessary to further enhance luminous power, to make up light loss.
Invention content
The purpose of this utility model is to provide a kind of concentrator enhancing luminous power in light path.
To achieve the goals above, concentrator provided by the utility model includes first sleeve, optical fiber collimator and first
Lens, optical fiber collimator and the first lens are set in first sleeve, are provided between optical fiber collimator and the first lens
Gap；First lens are provided with first side and second side, and first side and second side are disposed opposite to each other, and first side is flat
Face, second side are spherical surface, and first side is oppositely arranged with optical fiber collimator, and second side exposes to first sleeve；Optical fiber is accurate
Straight device includes the second casing, pigtail assembly and the second lens, and pigtail assembly and the second lens are set in the second inside pipe casing；
Pigtail assembly includes optical fiber and capillary, and optical fiber is inserted into inside capillary, and optical fiber is fixedly connected with capillary by glue；Hair
Tubule is provided with third side and the 4th side, and third side and the 4th side are disposed opposite to each other, and third side open is in second set
Pipe, the 4th side is obliquely installed relative to third side；Second lens are provided with the 5th side and the 6th side, the 5th side and
6th side is disposed opposite to each other, and the 5th side is obliquely installed relative to third side, and the 6th side is spherical surface；4th side and the 5th
Side is parallel, sinks into the second casing in the 6th side, and the 6th side is oppositely arranged with first side.
By said program as it can be seen that the concentrator of the utility model on the basis of optical fiber collimator by increasing by first thoroughly
Mirror, the light that optical fiber collimator projects can polymerize by the first lens, to make luminous power be enhanced.In fiber optic collimator
It is provided with gap between device and the first lens, can prevent from, in assembling, the first lens being damaged, to influence properties of product.Moreover,
Sink into the second casing in 6th side of the second lens, can prevent from making during assembling or use the spherical surfaces of the second lens by
Cause optical path loss to become larger to damaging or being stained with grieshoch, influences the stability of product.In addition, the 4th side and the 5th side
Parallel and be oppositely arranged, end face and the 4th side of the optical fiber being inserted into inside capillary be in same plane, can optimize echo and damage
Consumption, improves the performance of product.
In further embodiment, capillary is additionally provided with the first accommodating chamber and the second accommodating chamber, the first accommodating chamber and second
Accommodating chamber is connected, and optical fiber is through the first accommodating chamber and is inserted into the second accommodating chamber；First accommodating chamber is provided with the first opening, the
Positioned at the third side of capillary, the internal diameter of the first accommodating chamber is open from first gradually to be subtracted one opening to the second receiving cavity direction
It is small.
It is gradually reduced to the second receiving cavity direction it can be seen that the internal diameter of the first accommodating chamber is open from first so that tail optical fiber
Component is conducive to optical fiber and is inserted into capillary, improve installation effectiveness when being assembled.
In further embodiment, first sleeve is made of gold-plated pipe.
It can be seen that first sleeve is made of gold-plated pipe, can be fixed with by the way of welding when being fixed with other equipment,
And product is not easy to be changed by the variation of environment in the environment of high temperature and humidity.
In further embodiment, capillary is made of transparent glass, and the second casing is made of transparent glass.
It can be seen that capillary and the second casing are made of transparent glass, the interior of optical fiber collimator is facilitated look at
Portion's situation, convenient for being adjusted when the component to optical fiber collimator assembles.
In further embodiment, the 4th side is in 8 degree of overturning angles both with respect to third side with the 5th side.
It can be seen that the 4th side and the 5th side are in 8 degree of overturning angles, the route that light is propagated more, improves product
Performance.
Description of the drawings
Fig. 1 is the structure chart of the utility model concentrator embodiment.
Fig. 2 is the utility model concentrator example structure exploded view.
Fig. 3 is the structure sectional view of the utility model concentrator embodiment.
Fig. 4 is the structure sectional view of capillary in the utility model concentrator embodiment.
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
Specific implementation mode
As shown in Figure 1, the concentrator of the utility model includes first sleeve 1, optical fiber collimator 2 and the first lens 3, optical fiber
Collimator 2 and the first lens 3 are set in first sleeve 1.Preferably, first sleeve 1 is made of gold-plated pipe, first sleeve
1 length is 11 millimeters, and the overall diameter of first sleeve 1 is 2.7 millimeters.
Referring to Fig. 2 and Fig. 3, gap 4 is provided between optical fiber collimator 2 and the first lens 3.First lens 3 are provided with
One side 31 and second side 32, first side 31 and second side 32 are disposed opposite to each other, and first side 31 is plane, second side
32 be spherical surface, and first side 31 is oppositely arranged with optical fiber collimator 2, and second side 32 exposes to first sleeve 1.
Optical fiber collimator 2 includes the second casing 21, pigtail assembly 22 and the second lens 23, pigtail assembly 22 and the second lens
23 are set in inside the second casing 21, and 22 part of pigtail assembly exposes to the second casing 21.In the present embodiment, the second casing
21 are made of transparent glass, and the length of the second casing 21 is 9.2 millimeters, and the overall diameter of first sleeve 211 is 2.1 millimeters.
Pigtail assembly 22 includes optical fiber 221 and capillary 222, and optical fiber 221 is inserted into inside capillary 222, and 221 He of optical fiber
Capillary 222 is fixedly connected by glue 5.Wherein, capillary 222 is made of transparent glass, and capillary 222 is cylindrical, glue
Water 5 is ultraviolet glue.Capillary 222 is provided with third side 2221 and the 4th side 2222, third side 2221 and the 4th side
Face 2222 is disposed opposite to each other, and third side 2221 exposes to the second casing 21, and the 4th side 2222 is inclined relative to third side 2221
Tiltedly setting.Preferably, the 4th side 2222 is in 8 degree of overturning angles relative to third side 2221.Referring to Fig. 4, capillary 222 is also set
It is equipped with the first accommodating chamber 2223 and the second accommodating chamber 2224, the first accommodating chamber 2223 is connected with the second accommodating chamber 2224, optical fiber
221 in the first accommodating chamber 2223 and the second accommodating chamber 2224 of insertion.First accommodating chamber 2223 is provided with the first opening 2225,
First opening 2225 is located at the third side 2221 of capillary 222, the internal diameter of the first accommodating chamber 2223 from the first opening 2225 to
Second accommodating chamber, 2224 direction is gradually reduced.Second accommodating chamber 2224 is provided with the second opening 2226, and the second opening 2226 is located at
4th side 2222 of the capillary 222 opposite with third side 2221.It is inserted into the end face of the optical fiber 221 inside capillary 222
2211 are in same plane with fourth plane 2242.
As can be known from Fig. 3, the second lens 223 are provided with the 5th side 2231 and the 6th side 2232, the 5th side 2231
It is disposed opposite to each other with the 6th side 2232, the 5th side 2231 is obliquely installed relative to third side 2221, and the 6th side 2232 is
Spherical surface.Preferably, the 5th side 2231 is in 8 degree of overturning angles.4th side 2222 is parallel with the 5th side 2231 and is oppositely arranged,
Sink into the second casing 21 in 6th side 2232, the 6th side 2232 is oppositely arranged with first side 31.
It can be seen from the above, the concentrator of the utility model is on the basis of optical fiber collimator 2 by increasing by the first lens 3,
The light that optical fiber collimator 2 projects can polymerize by the first lens 3, to make luminous power be enhanced.In fiber optic collimator
It is provided with gap 4 between device 2 and the first lens 3, can prevent from damaging the first lens 3 in assembling, to influence properties of product.And
And second lens 223 the 6th side 2232 in sink into the second casing 21, can prevent from making second during assembling or use
The spherical surface of lens 223 is damaged or is stained with grieshoch and optical path loss is caused to become larger, and influences the stability of product.In addition, the
Four sides 2222 are parallel with the 5th side 2231 and are oppositely arranged, be inserted into capillary 222 inside optical fiber 221 end face 2211 and
4th side 2222 is in same plane, can optimize return loss, improves the performance of product.
It should be noted that these are only the preferred embodiment of the utility model, but the design concept of utility model is not
It is confined to this, all insubstantial modifications made to the utility model using this design also each fall within the protection of the utility model
Within the scope of.
Claims (6)
1. a kind of concentrator, which is characterized in that including first sleeve, optical fiber collimator and the first lens, the optical fiber collimator
It is set in the first sleeve with first lens, is provided between the optical fiber collimator and first lens
Gap；
First lens are provided with first side and second side, and the first side and the second side are disposed opposite to each other,
The first side is plane, and the second side is spherical surface, and the first side is oppositely arranged with the optical fiber collimator, institute
It states second side and exposes to the first sleeve；
The optical fiber collimator includes the second casing, pigtail assembly and the second lens, the pigtail assembly and second lens
It is set in second inside pipe casing；
The pigtail assembly includes optical fiber and capillary, and the optical fiber is inserted into inside the capillary, and the optical fiber and described
Capillary is fixedly connected by glue；
The capillary is provided with third side and the 4th side, and the third side and the 4th side are disposed opposite to each other, institute
Third side open is stated in second casing, the 4th side is obliquely installed relative to the third side；
Second lens are provided with the 5th side and the 6th side, and the 5th side and the 6th side are disposed opposite to each other,
5th side is obliquely installed relative to the third side, and the 6th side is spherical surface；
4th side is parallel with the 5th side and is oppositely arranged, and is inserted into the end face and the 4th of the optical fiber inside capillary
Side is in same plane, sinks into second casing, the 6th side and the first side phase in the 6th side
To setting.
2. concentrator according to claim 1, which is characterized in that
The capillary is additionally provided with the first accommodating chamber and the second accommodating chamber, first accommodating chamber and the second accommodating chamber phase
Connection, the optical fiber is through first accommodating chamber and is inserted into second accommodating chamber；
First accommodating chamber is provided with the first opening, and first opening is positioned at the third side of the capillary, and described the
The internal diameter of one accommodating chamber is open from described first and is gradually reduced to the second receiving cavity direction.
3. concentrator according to claim 1 or 2, which is characterized in that
The first sleeve is made of gold-plated pipe.
4. concentrator according to claim 1 or 2, which is characterized in that
The capillary is made of transparent glass.
5. concentrator according to claim 1 or 2, which is characterized in that
Second casing is made of transparent glass.
6. concentrator according to claim 1 or 2, which is characterized in that
4th side is in 8 degree of overturning angles both with respect to the third side with the 5th side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483452.3U CN207976637U (en) | 2018-04-04 | 2018-04-04 | A kind of concentrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820483452.3U CN207976637U (en) | 2018-04-04 | 2018-04-04 | A kind of concentrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207976637U true CN207976637U (en) | 2018-10-16 |
Family
ID=63763384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820483452.3U Active CN207976637U (en) | 2018-04-04 | 2018-04-04 | A kind of concentrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207976637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230342A (en) * | 2020-11-06 | 2021-01-15 | 飞秒光电科技(西安)有限公司 | High return loss coaxial collimator and assembling process thereof |
-
2018
- 2018-04-04 CN CN201820483452.3U patent/CN207976637U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112230342A (en) * | 2020-11-06 | 2021-01-15 | 飞秒光电科技(西安)有限公司 | High return loss coaxial collimator and assembling process thereof |
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