CN206331145U - Photodetector - Google Patents
Photodetector Download PDFInfo
- Publication number
- CN206331145U CN206331145U CN201621434135.XU CN201621434135U CN206331145U CN 206331145 U CN206331145 U CN 206331145U CN 201621434135 U CN201621434135 U CN 201621434135U CN 206331145 U CN206331145 U CN 206331145U
- Authority
- CN
- China
- Prior art keywords
- pedestal
- protrusive board
- substrate
- sleeve pipe
- caulking groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model discloses a kind of photodetector, it includes pedestal and substrate, the lower end of pedestal forms outwardly protrusive board, the lower surface of protrusive board is equal with the lower surface of pedestal, substrate upper surface and the lower surface of protrusive board lower surface and pedestal fit, two snap fits are stretched into Through-cavity, sleeve pipe mounting hole is provided with substrate between two snap fits, sleeve pipe is fixed with sleeve pipe mounting hole, sleeve pipe has stepped endoporus, filter plate and its components are provided with stepped endoporus, relevant position forms the perforation of the first screw and the perforation of the second screw on protrusive board and substrate, fixing lug boss or/and fixed caulking groove are formed on the lower surface of protrusive board, the fixation caulking groove or/and fixing lug boss with fixing lug boss or/and fixed caulking groove interference fit are formed close to the side of protrusive board in substrate.Structure in the utility model simplifies reasonable, assembling facility, can effectively improve operating efficiency, and product has good using effect.
Description
Technical field
The utility model is related to a kind of photodetector, belongs to optical device field of structural design.
Background technology
Disclose a kind of plug-in type coaxial photoelectric detector in patent document CN204790093U, including fiber adapter and
Photoelectricity TO-CAN, the fiber adapter includes being arranged a metal tube outside adapter shell and interior core assembly, photoelectricity TO-CAN,
And the interior core assembly of photoelectricity TO-CAN and adapter is connected by a TO focus adjustments ring；The interior core assembly includes one
Solderable Press fitting, inner core, open sleeve and lock pin；The solderable Press fitting include small one and large one two sections of cylinders, big outer diameter section with
Adapter shell is tightly fixed with pressure, and small outer diameter section is welded and fixed with regulation ring, connects the photoelectricity TO-CAN；The solderable Press fitting
Small in the middle of internal diameter, two ends are big, and one end of the lock pin is tightly fixed with pressure with the small internal diameter in the middle of the solderable Press fitting, outside the other end
Face is arranged the open sleeve and inner core successively；The inner core is a cylindrical section, and one end that open sleeve is arranged in it is pressed and matched somebody with somebody
In in solderable Press fitting, other end internal diameter is identical with open sleeve internal diameter, and open sleeve is secured within, and is then passed through shell
Bottom, fiber adapter is constituted with shell, connects the joints of optical fibre.The problem of above-mentioned photodetector is present is amount of parts
More, complex structure is unfavorable for the raising of efficiency of assembling.
Utility model content
In this regard, the utility model aims to provide a kind of rational photodetector of structure relative simplicity, the structure energy is used
Effectively improve efficiency of assembling and assembling effect.
Realizing the technical scheme of the utility model purpose is：
A kind of photodetector, its substrate for including the pedestal with up/down perforation cavity and forming two snap fits is described
The lower end of pedestal forms outwardly protrusive board, and the lower surface of the protrusive board is equal with the lower surface of the pedestal, the base
The lower surface of plate and the protrusive board lower surface and the pedestal is fitted, and two snap fit is stretched into the Through-cavity, described
Sleeve pipe mounting hole is provided between two snap fit on substrate, sleeve pipe, described sleeve pipe tool are fixed with described sleeve pipe mounting hole
Have stepped endoporus, in the stepped endoporus be provided with filter plate and its components, the filter plate, its components and
The stepped female coaxial line is set, and relevant position forms the passed through for fixed screw on the protrusive board and the substrate
One screw is perforated and the perforation of the second screw, fixing lug boss or/and fixed caulking groove is formed on the bottom surface of the protrusive board, described
Substrate close to the side of the protrusive board form fixation caulking groove with the fixing lug boss or/and fixed caulking groove interference fit or/
And fixing lug boss.
In above-mentioned technical proposal, positioning hole or/and locating dowel are formed on the bottom surface of the protrusive board, is leaned in the substrate
The side of the nearly protrusive board forms the locating dowel or/and positioning hole with the positioning hole or/and locating dowel cooperation, the positioning
The height of projection of post is more than the height of projection of the fixing lug boss.
In above-mentioned technical proposal, the outer wall of the pedestal is provided with mounting elastic sheet, the mounting elastic sheet takes the shape of the letter U sheet knot
Structure, its connection sheet for including two stators and connecting two stator, it is relative that the two stators clamping is located at the pedestal
In the neck of lateral wall, and the card outwards tilted is formed on each stator.
In above-mentioned technical proposal, integrally formed with the elastic card for installing the photodetector on the side wall of the pedestal
On platform, the base side wall U-shaped hole is formed around the elastic chuck.
In above-mentioned technical proposal, the substrate bottom wall upper measurement forms annular boss, the ring around described sleeve pipe mounting hole
Formed between shape boss and described sleeve pipe in annular glue groove, the annular glue groove and be provided with bonding glue.
In above-mentioned technical proposal, be inserted with inside the Through-cavity upper end on dust plug, the dust plug have be suitable to
The groove coordinated with the snap fit.
In above-mentioned technical proposal, formed in the stepped endoporus with the filter plate shape size match it is embedding
Groove, the filter plate has convex suitable for being against compressing for the filter plate periphery in the caulking groove, on its components
Platform.
The utility model has positive effect：(1) using the structure in the utility model, amount of parts substantially subtracts
Few, structure is more simplified reasonable, specifically filter plate and its components is fixed in the stepped endoporus of sleeve pipe in assembling, so
Sleeve pipe is fixed in sleeve pipe mounting hole afterwards, can make substrate and pedestal with fixing lug boss interference fit finally by fixed caulking groove
Reliable fixed, so as to complete assembly manipulation, assembly manipulation facility can effectively improve efficiency of assembling, and with assembling effect well
Really.
Brief description of the drawings
Fig. 1 is the sectional view of photodetector in embodiment 1；
Fig. 2 is the dimensional structure diagram of pedestal in embodiment 1；
Fig. 3 is the dimensional structure diagram of substrate in embodiment 1；
Fig. 4 is the dimensional structure diagram of mounting elastic sheet in embodiment 1；
Fig. 5 is the side view of pedestal in embodiment 2；
Fig. 6 is the sectional view of fiber adapter (dust cap is in an open position) in embodiment 3；
Fig. 7 is the sectional view of fiber adapter (dust cap is in the closed position) in embodiment 3.
Reference is shown in figure：1- Through-cavities；2- pedestals；3- snap fits；4- protrusive boards；5- substrates；6- sleeve pipes are installed
Hole；7- sleeve pipes；8- its components；The screws of 9- first are perforated；The screws of 10- second are perforated；11- fixing lug boss；12- fixes caulking groove；
13- positioning holes；14- locating dowels；15- mounting elastic sheets；16- stators；17- connection sheets；18- necks；19- cards；20- convex annulars
Platform；21- annular glue grooves；22- filter plates；23- elasticity chuck；24-U shapes hole；25- caulking grooves；26- compresses boss；27- dust plugs；
28- lugs；29- locating slots；The flexibly positioned portions of 30-；31- connecting shafts.
Embodiment
Concrete structure of the present utility model is done with explanation with reference to Figure of description：
Embodiment 1
A kind of photodetector, as shown in Figure 1 to Figure 3, it includes the pedestal 2 with up/down perforation cavity 1 and formed
The substrate 5 of two snap fits 3, the lower end of the pedestal 2 forms outwardly protrusive board 4, lower surface and the base of the protrusive board 4
The lower surface of seat 2 is equal, and the lower surface of the substrate 5 and the lower surface of protrusive board 4 and the pedestal 2 fits, two card
Hook 3 to stretch into the Through-cavity 1, sleeve pipe mounting hole 6 is provided between two snap fit 3 on the substrate 5, in described sleeve pipe
Sleeve pipe 7 is fixed with mounting hole 6, described sleeve pipe 7 has stepped endoporus, the He of filter plate 22 is provided with the stepped endoporus
Its components 8, the filter plate 22, its components 8 and the stepped female coaxial line are set, the protrusive board 4 and institute
State relevant position on substrate 5 and form the perforation 9 of the first screw and the second screw perforation 10 passed through for fixed screw, described convex
Fixing lug boss 11 or/and fixed caulking groove 12 are formed on the bottom surface of plate 4, is molded in the substrate 5 close to the side of the protrusive board 4
There are the fixation caulking groove 12 being interference fitted with the fixing lug boss 11 or/and fixed caulking groove 12 or/and fixing lug boss 11.Using this reality
The structure in example is applied, amount of parts is significantly reduced, it is reasonable that structure clearly more simplifies, specifically in assembling by the He of filter plate 22
Its components 8 are fixed in the stepped endoporus of sleeve pipe 7, and then sleeve pipe 7 is fixed in sleeve pipe mounting hole 6, finally by solid
Determining caulking groove and fixing lug boss interference fit can make substrate reliably fixed with pedestal, so as to complete assembly manipulation, assembly manipulation is just
Profit, can effectively improve efficiency of assembling, and with assembling effect well.
Further, as shown in Figures 2 and 3, for the ease of the assembling of pedestal 2 and substrate 5, therefore described in the present embodiment
Positioning hole 13 or/and locating dowel 14 are formed on the bottom surface of protrusive board 4, is formed in the substrate 5 close to the side of the protrusive board 4
The locating dowel 14 or/and positioning hole 13 coordinated with the positioning hole 13 or/and locating dowel 14, the height of projection of the locating dowel 14
More than the height of projection of the fixing lug boss 11, using said structure, in mounted base 2 and substrate 5, in fixed caulking groove and admittedly
Determine before the cooperation of boss 11, locating dowel 14 is initially formed cooperation with positioning hole 13, be after locating dowel 14 and the formation of positioning hole 13 coordinate
Can guarantee that fixed caulking groove 12 aligns with fixing lug boss 11, then by pedestal 2 and substrate 5 in opposite directions pressing can make to fix caulking groove 12 with
The smooth quick-fit of fixing lug boss 11, so as to be conducive to the progress of assembly manipulation.
Further, the outer wall of the pedestal 2 is provided with mounting elastic sheet 15, referring to Fig. 4, the mounting elastic sheet 15 is in U
Shape laminated structure, its connection sheet 17 for including two stators 16 and connecting two stator 16, the clamping of two stator 16
In the neck 18 for being located at the opposite exterior lateral sides wall of pedestal 2, and the card 19 outwards tilted is formed on each stator 16, used
Said structure, is engaged with protrusive board 4 by card 19 when installing photodetector and the photodetector is installed on into installation set
It is standby upper, so that product is easier for installation.
In the present embodiment, annular boss 20, the ring are formed around described sleeve pipe mounting hole 6 on the bottom wall of substrate 5
Formed between shape boss 20 and described sleeve pipe 7 in annular glue groove 21, the annular glue groove 21 and be provided with bonding glue, using this
Kind of structure is conducive to the fixation of sleeve pipe 7, specifically in completed knocked down products, first by the plug-in-sleeve mounting hole 6 of sleeve pipe 7, then in ring
Sleeve pipe 7 can be fixed in sleeve pipe mounting hole 6 by injection glue in the annular glue groove 21 formed between shape boss and sleeve pipe 7, and
And it is guaranteed to fix fastness.
In the present embodiment, in order to prevent that dust from entering interiors of products, therefore plugged inside the upper end of Through-cavity 1
Having has the groove for being suitable to coordinate with the snap fit 3 on dust plug 27, the dust plug 27, in the corresponding docking optical fiber of not grafting
During device, the presence of dust plug 27 is prevented from dust and entered in Through-cavity 1, in the corresponding docking optical fibre device of grafting,
Dust plug 27 is extracted, coordinated by the groove on snap fit 3 and dust plug 27, can effectively prevent that dust plug 27 is unexpected de-
From.
In the present embodiment, as shown in figure 1, being formed in the stepped endoporus and the shape size phase of filter plate 22
The caulking groove 25 of matching, the filter plate 22 has in the caulking groove 25, on its components 8 to be suitable to be against the filtering
The periphery of piece 22 compresses boss 26, using this structure, first loads in assembling in caulking groove 25 filter plate 22, then passes through dress
To enter compress thereon after its components 8 boss 26 to prop up filter plate 22 and can complete the fixation of filter plate 22, can be to a certain degree
Upper raising efficiency of assembling, therefore filter plate 22 is bonded in installation site without using glue, if being adhesively fixed filter using glue
Wave plate 22, not only reduces operating efficiency, and glue unnecessary during dispensing is likely to overflow and blocks stepped endoporus so as to shadow
Ring the performance of product.
Embodiment 2
The present embodiment is substantially the same manner as Example 1, and difference is：As shown in figure 5, one on the side wall of the pedestal 2
In the week of the elastic chuck 23 on the body formed elastic chuck 23 having for installing the photodetector, the side wall of pedestal 2
Enclose and form U-shaped hole 24.The mounting elastic sheet 15 described in embodiment 1 can then be saved using the structure in the embodiment, so that
Production cost can be reduced, and using effect is stable.
Embodiment 3
The present embodiment is substantially the same manner as Example 1, and difference is the structure of dust cap 27, as shown in Figure 6 and Figure 7,
The dust plug 27 in the present embodiment is the platy structure for being hinged on the respective end of pedestal 2, and the pedestal 2 sets described
The outside of the one end of dust plug 27 is formed and connecting shaft hole is provided with lug 28, the lug 28, and described one end of dust plug 27 is set
Have suitable for coordinating with the connecting shaft hole so that the dust plug 27 is hinged on the connecting shaft 31 on the pedestal 2；It is described dust-proof
Plug 27 has two operating positions, respectively open position and closed position, and it is fixed to be formed on the outer peripheral face of the lug 28
Position groove 29, the hinged end of the dust plug 27 forms the flexibly positioned portion 30 suitable for coordinating with the locating slot 29, described anti-
During dirt plug 27 (referring to Fig. 6) in an open position, the flexibly positioned portion 30 is engaged with the locating slot 29, the dust plug
When 27 (referring to Fig. 7) in the closed position, the flexibly positioned portion 30 releases the cooperation with the locating slot 29, by using this
Structure in implementation, when optical fiber components are docked in grafting without dust plug 27 be pulled down from pedestal 2, can dust cap 27 lose,
And when opening dust plug 27, dust plug 27 is flipped to the outside, the flexibly positioned portion 30 is moved to and the positioning
It is engaged behind the corresponding position of groove 29 under its own resilient effect with locating slot 29, so as to make dust plug 27 rest on opening
Position, at this moment insertion docking optical fibre device just more facilitates, and one hand is operable, so as to improve the convenience used, opens
During dust plug 27, to dust plug 27 is turned inside out, flexibly positioned portion 30 is forced to skid off out of locating slot 29.In the present embodiment, institute
The cross sectional shape for stating locating slot 29 is circular arc, corresponding, and the cross sectional shape in the flexibly positioned portion 30 is circular arc, to ensure
Flexibly positioned portion 30 can smoothly into and exit locating slot 29.
Obviously, above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and
It is not the restriction to embodiment of the present utility model.For those of ordinary skill in the field, in described above
On the basis of can also make other changes in different forms.There is no need and unable to give all embodiments
It is exhaustive.And these belong to obvious change that connotation of the present utility model extends out or changed and still fall within this practicality
New protection domain.
Claims (7)
1. a kind of photodetector, it is characterised in that：It includes the pedestal (2) with up/down perforation cavity (1) and forms two
The substrate (5) of snap fit (3), the lower end of the pedestal (2) forms outwardly protrusive board (4), the lower surface of the protrusive board (4)
Lower surface with the pedestal (2) is equal, the substrate (5) and the lower surface of the protrusive board (4) lower surface and the pedestal (2)
Fit, two snap fit (3) is stretched into the Through-cavity (1), set on the substrate (5) between two snap fit (3)
There is sleeve pipe mounting hole (6), sleeve pipe (7) be fixed with described sleeve pipe mounting hole (6), described sleeve pipe (7) has stepped endoporus,
Filter plate (22) and its components (8), the filter plate (22), its components (8) are provided with the stepped endoporus
Set with the stepped female coaxial line, relevant position, which is formed, on the protrusive board (4) and the substrate (5) supplies fixed screw
The the first screw perforation (9) passed through and the second screw perforation (10), fixing lug boss is formed on the bottom surface of the protrusive board (4)
(11) or/and fixed caulking groove (12), formed and the fixing lug boss close to the side of the protrusive board (4) in the substrate (5)
(11) or/and fixed caulking groove (12) interference fit fixation caulking groove (12) or/and fixing lug boss (11).
2. photodetector according to claim 1, it is characterised in that：It is fixed to be formed on the bottom surface of the protrusive board (4)
Position hole (13) or/and locating dowel (14), are formed and the positioning hole in the substrate (5) close to the side of the protrusive board (4)
(13) or/and the locating dowel (14) that coordinates of locating dowel (14) or/and positioning hole (13), the height of projection of the locating dowel (14) is big
Height of projection in the fixing lug boss (11).
3. photodetector according to claim 2, it is characterised in that：The outer wall of the pedestal (2) is provided with installation
Shell fragment (15), the mounting elastic sheet (15) takes the shape of the letter U laminated structure, and it includes two stators (16) and connects two stator
(16) connection sheet (17), two stator (16) clamping is located in the neck (18) of the pedestal (2) opposite exterior lateral sides wall, and
And the card (19) outwards tilted is formed on each stator (16).
4. photodetector according to claim 2, it is characterised in that：On the side wall of the pedestal (2) integrally formed with
On elastic chuck (23) for installing the photodetector, pedestal (2) side wall around the elastic chuck (23)
Form U-shaped hole (24).
5. photodetector according to any one of claim 1 to 4, it is characterised in that：Substrate (5) the bottom wall upper measurement
Annular boss (20) is formed around described sleeve pipe mounting hole (6), is formed between the annular boss (20) and described sleeve pipe (7)
Bonding glue is provided with annular glue groove (21), the annular glue groove (21).
6. photodetector according to claim 1, it is characterised in that：It is inserted with inside Through-cavity (1) upper end
There is the groove for being suitable to coordinate with the snap fit (3) on dust plug (27), the dust plug (27).
7. photodetector according to claim 1, it is characterised in that：Formed in the stepped endoporus and the filter
The caulking groove (25) that wave plate (22) shape size matches, the filter plate (22) is in the caulking groove (25), the inner core group
Have be suitable to be against the filter plate (22) periphery to compress boss (26) on part (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434135.XU CN206331145U (en) | 2016-12-26 | 2016-12-26 | Photodetector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621434135.XU CN206331145U (en) | 2016-12-26 | 2016-12-26 | Photodetector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206331145U true CN206331145U (en) | 2017-07-14 |
Family
ID=59292163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621434135.XU Expired - Fee Related CN206331145U (en) | 2016-12-26 | 2016-12-26 | Photodetector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206331145U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731954A (en) * | 2017-11-24 | 2018-02-23 | 南京冠鼎光电科技有限公司 | Photodetector mounting structure |
| CN109633834A (en) * | 2019-01-12 | 2019-04-16 | 邱达飞 | A kind of fibre-optical splice |
| CN113281846A (en) * | 2021-05-29 | 2021-08-20 | 深圳市飞宇光纤系统有限公司 | Pluggable optical filter capable of improving signal stability |
-
2016
- 2016-12-26 CN CN201621434135.XU patent/CN206331145U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107731954A (en) * | 2017-11-24 | 2018-02-23 | 南京冠鼎光电科技有限公司 | Photodetector mounting structure |
| CN109633834A (en) * | 2019-01-12 | 2019-04-16 | 邱达飞 | A kind of fibre-optical splice |
| CN113281846A (en) * | 2021-05-29 | 2021-08-20 | 深圳市飞宇光纤系统有限公司 | Pluggable optical filter capable of improving signal stability |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170714 Termination date: 20201226 |