CN207473136U - Adapter - Google Patents
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- Publication number
- CN207473136U CN207473136U CN201721315268.XU CN201721315268U CN207473136U CN 207473136 U CN207473136 U CN 207473136U CN 201721315268 U CN201721315268 U CN 201721315268U CN 207473136 U CN207473136 U CN 207473136U
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- CN
- China
- Prior art keywords
- adapter
- limiting section
- fixed plate
- plug
- insulation shell
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Abstract
The utility model discloses a kind of adapter,Including insulation shell,It is installed in insulation shell and the plug-in unit to accommodate grafting porcelain bushing,The insulation shell is equipped with to the host cavity all with interface that accommodate the positioning plug-in unit and front and rear,The plug-in unit includes fixed plate,Trip and the installation sleeve to accommodate the fixed porcelain bushing,The insulation shell is equipped with several wall portions,Wherein with respect to being all provided with the first of projection in oriented host cavity and front and rear distribution in two wall parts,Second limiting section,Described first,It is equipped with to accommodate the locating slot for limiting the fixed plate in the longitudinal direction between second limiting section,The distance between two opposing walls of the locating slot position are greater than or equal to the width of the fixed plate in said direction,First limiting section is equipped with the low early and high after guide surface the fixed plate to be guided to buckle into the locating slot from front to back.So set, the structural stability of the adapter is improved, and simple in structure, it is easy to assembly.
Description
Technical field
The utility model is related to optical waveguide coupled device more particularly to a kind of fiber adapter.
Background technology
Fiber adapter is the centering connecting component for realizing fiber active linker, fiber adapter be optical fiber with optical fiber it
Between dismountable, flexible connection device, it is mainly used for two end face precisions docking optical fiber, to ensure that optical fiber is defeated
The optical signal gone out is coupled in reception optical fiber to the maximum extent.So to a certain extent, fiber adapter performance it is good with
The no properties to optical transmission system have large effect.
There are many types of fiber adapter, such as SC, FC.Wherein, SC fiber adapter is due to cheap, plug behaviour
Make the advantages that convenient, insertion loss fluctuation is small, compression strength is high and packing density is high and there is extensive use.
Existing SC fiber adapter mainly includes rectangular housing, be equipped in rectangular housing for both sides Optical fiber plug card
The tight trip of padlock, the middle part of rectangular housing are equipped with the porcelain bushing for being used for that docking to be inserted into for two optical fibers, wherein porcelain bushing
Mainly fixed by the installation sleeve being set in rectangular housing.However, in the prior art, the trip and installation sleeve are located at absolutely
On edge plug-in unit, the rectangular housing front-rear direction perforation in the prior art, has the insulative inserts in order to easy to assembly before
Rear direction installs the technical solution being plugged in rectangular housing by way of interference fit, however, due in use
Adapter frequency numerous can be influenced by external force, the problem of along with material aging itself, can be gradually reduced assembling it is initial when
The relative pressure generated is interference fitted, insulative inserts can be made inevitably to gradually disengage original position, so as to influence adapter
The structural stability of itself.
Therefore, it is necessary to the prior art is improved to solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of raising structural stability and adapters easy to assembly.
The purpose of this utility model is achieved through the following technical solutions：A kind of adapter, including insulation shell, installation
In the plug-in unit in insulation shell and to accommodate grafting porcelain bushing, the insulation shell is equipped with to accommodate the positioning plug-in unit
And the front and rear host cavity all with interface, the plug-in unit include fixed plate, self-retaining plate and forwardly and/or backwardly extend and left
Right arrangement forwardly and/or backwardly extend to the trip and self-retaining plate with banjo card fastening lock and positioned at trip it
Between to accommodate the installation sleeve of the fixed porcelain bushing, the insulation shell be equipped with enclose it is several on the outside of host cavity
Wall portion, wherein the first limiting section and the second limiting section of projection and front and rear distribution in oriented host cavity are all provided in opposite two wall parts,
It is equipped between first limiting section and the second limiting section to accommodate the locating slot for limiting the fixed plate in the longitudinal direction,
The distance between two opposing walls of the locating slot position are greater than or equal to the width of the fixed plate in said direction
Degree, first limiting section are equipped with low early and high after the fixed plate to be guided to buckle into drawing in the locating slot from front to back
Guide face.
As further improvement of the utility model, first limiting section and/or second limiting section are described
Wall portion upper edge is perpendicular to the strip of adapter direction extension in the front-back direction.
As further improvement of the utility model, second limiting section includes two spaced convex blocks, described
Gap is equipped between two convex blocks, first limiting section is located at the front in the gap.
As further improvement of the utility model, the wall portion includes roof, bottom wall and two side, above and below the side wall
The width in direction is less than the width on roof and bottom wall left and right directions, and first limiting section and the second limiting section are located at described two
On side wall.
As further improvement of the utility model, the fixed plate includes being equipped with the positioning for laterally protruding out the trip
Portion, the fixed plate are limited in by the positioning region in the locating slot.
As further improvement of the utility model, the insulation shell, which is equipped with to be located in the middle part of host cavity, connects the roof
With the midfeather of bottom wall, the midfeather from front and rear to being extended with the first sleeve, the plug-in unit include extending from back to front the
Two sleeves, first sleeve and the second sleeve combine to form the installation sleeve.
As further improvement of the utility model, it is additionally provided on the midfeather at left and right sides of first sleeve
And pre-and post perforative empty slot, the plug-in unit include the trip for extending and passing through from front to back the empty slot.
As further improvement of the utility model, the extending end of two opposite trips of the left and right is respectively equipped in opposite directions
Draw close the hook portion for protruding out and the banjo being held to hook.
As further improvement of the utility model, the two side is equipped with the mounting ears protruded outward, the installation
Ear is equipped with pre-and post perforative mounting hole.
As further improvement of the utility model, the adapter is SC fiber adapter.
Compared to the prior art, it is equipped between first limiting section and the second limiting section described in adapter described in the utility model
To accommodate the locating slot for limiting the fixed plate in the longitudinal direction, between two opposing walls of the locating slot position
Distance be greater than or equal to the width of the fixed plate in said direction, first limiting section be equipped with it is low early and high after to
The guide surface that the fixed plate is guided to buckle into the locating slot from front to back.So set, the utility model adapter assembles
First limiting section and the second limiting section can realize the fixed plate more stable position-limiting action after the completion, so as to carry
The structural stability of the high adapter, and it is simple in structure, it is easy to assembly.
Description of the drawings
Fig. 1 is the utility model adapter three-dimensional combination figure.
Fig. 2 is the three-dimensional combination figure of another angle in Fig. 1.
Fig. 3 is the utility model adapter three-dimensional exploded view.
Fig. 4 is the three-dimensional exploded view of another angle in Fig. 3.
Fig. 5 is the three-dimensional exploded view of another angle in Fig. 3.
Reference numeral：
100 installation sleeve 102 of adapter
1 host cavity 10 of insulation shell
101 roof 11 of interface
12 side wall 13 of bottom wall
131 first limiting section 132 of locating slot
Second limiting section, 133 convex block 1331
1332 mounting hole 135 of gap
14 first sleeve 141 of midfeather
142 plug-in unit 2 of empty slot
21 positioning region 211 of fixed plate
22 trip 23 of second sleeve
231 guide surface 103 of hook portion
Specific embodiment
It please join shown in Fig. 1 to 5, be the structure diagram of the utility model adapter 100.The adapter 100, including exhausted
Edge housing 1 is installed in insulation shell 1 and the plug-in unit 2 to accommodate grafting porcelain bushing (not shown), the insulation shell 1
Equipped with to the host cavity 10 all with interface 101 that accommodate the positioning plug-in unit 2 and front and rear, the plug-in unit 2 includes fixing
Plate 21, self-retaining plate 21 forwardly and/or backwardly extend and left and right arrangement to banjo (not shown) card fastening lock
Trip 23 and self-retaining plate 21 forwardly and/or backwardly extend and fix the ceramic jacket between trip 23 to accommodate
The installation sleeve 102 of pipe, the insulation shell 1 are equipped with several wall portions enclosed set on 10 outside of host cavity, wherein opposite two wall parts
On be all provided with the first limiting section 132 and the second limiting section 133 of projection and front and rear distribution in oriented host cavity 10, first limiting
It is equipped between 132 and second limiting section 133 of portion to accommodate the locating slot 131 for limiting the fixed plate 21 in the longitudinal direction,
The distance between two opposing walls of 131 position of locating slot are greater than or equal to the fixed plate 21 in said direction
Width, first limiting section 132 be equipped with it is low early and high after described fixed the fixed plate 21 to be guided to buckle into from front to back
Guide surface 103 in the slot 131 of position.So set, the plug-in unit 2 only needs to be pushed into from front to back in the host cavity 10, reach
It slightly exerts oneself during the first limiting section 132, the fixed plate 21 is made to be drawn by the first limiting section 132 with the guide surface 103
It leads and falls into the locating slot 131, and then realize the fixed plate 21 in front-rear direction by the first limiting section 132 and second
The limiting of limiting section 133.The distance between two opposing walls due to 131 position of locating slot are greater than or equal to described
The width of fixed plate 21 in said direction so that described between the fixed plate 21 and the locating slot 131 of the two wall parts
On direction (non-finger front-rear direction) not be interference fitted, due in interference fit scheme in use frequently by external force
It is unbalanced effect and plug-in unit 2 is made inevitably to gradually disengage original position, the utility model adapter 100 is completed rear institute
The fixed plate 21 can be realized more stable position-limiting action by stating the first limiting section 132 and the second limiting section 133, so as to carry
The structural stability of the high adapter 100, and it is simple in structure, it is easy to assembly.
First limiting section 132 is wedge shape, in other embodiments, first limiting section in the present embodiment
132 are alternatively the other shapes with the low early and high after guide surface 103.
First limiting section 132 and/or second limiting section 133 are perpendicular to adapter in the wall portion upper edge
The strip of 100 direction extensions in the front-back direction.So set, first limiting section 132, second limiting section 133 with
Structure is more firm between the wall portion of place, and with the contact area bigger of fixed plate 21, more firm limit can be realized to plug-in unit 2
Position, avoids rocking.In other embodiments, first limiting section 132 and/or second limiting section 133 are alternatively it
His shape.
Second limiting section 133 includes two spaced convex blocks 1331, and gap is equipped between two convex block 1331
1332, first limiting section 132 is located at the front in the gap 1332.So set, before being easy to implement in a manufacturing process
After demould, in other embodiments, second limiting section 133 may be set to be a whole strip or other shapes
Shape.
The wall portion includes roof 11, bottom wall 12 and two side 13, and the width of 13 upper and lower directions of side wall is less than roof
11 and 12 left and right directions of bottom wall on width, 132 and second limiting section 133 of the first limiting section is located at the two side 13
On.So set, in this way, first limiting section 132, second limiting section 133 can be preferably with shorter length
Fixed plate 21 is realized in the longitudinal direction and is limited, in other embodiments, first limiting section 132, second limit
Position portion 133 may also set up on roof 11 and bottom wall 12.
The fixed plate 21 includes being equipped with the positioning region 211 for laterally protruding out the trip 23, and the fixed plate 21 passes through
The positioning region 211 is limited in the locating slot 131.So set, the side of the positioning region 211 actually fixed plate 21
Edge point, simple in structure without in addition setting the structure protruded out, in other embodiments, the fixed plate 21 can also be integrated
Extend other and protrude structure or separable assembled other component to accommodate in limiting to the locating slot 131.
The insulation shell 1, which is equipped with, is located at the midfeather 14 that 10 middle part of host cavity connects the roof 11 and bottom wall 12, institute
Midfeather 14 is stated from front and rear to the first sleeve 141 is extended with, the plug-in unit 2 includes the second sleeve 22 extended from back to front, institute
It states the first sleeve 141 and the combination of the second sleeve 22 forms the installation sleeve 102.So set, the installation sleeve 102
It is formed for separable assembled, a portion is easily installed the entirety of sleeve 102 to be fixed in insulation shell 1 in assembling process
Positioning, in other embodiments, the installation sleeve 102, which is alternatively, integrally to be extended.
It is additionally provided on the midfeather 14 positioned at 141 left and right sides of the first sleeve and pre-and post perforative empty slot 142, institute
It states plug-in unit 2 and includes the trip 23 for extending and passing through from front to back the empty slot 142.So set, the realization trip 23
With the separable assembled of insulation shell 1, in the present embodiment, four trips 23 are arranged on the plug-in unit 2, at other
In embodiment, can also there are the several trips 23 of which part to be integrated with the insulation shell 1 and extend, and remaining several card
Tenon 23 is set on the plug-in unit 2.
The extending end of two opposite trips 23 of the left and right is respectively equipped with to draw close to protrude out in opposite directions holds the docking to hook
The hook portion 231 of plug.So set, the adapter 100 can more firmly dock banjo.
The two side 13 is equipped with the mounting ears 134 protruded outward, and the mounting ears 134 is equipped with pre-and post perforative peace
Fill hole 135.So set, the adapter 100 can be installed on by the ear 134 on relevant device.In other embodiment party
In formula, the ear 134 or separable assembled form.
In the present embodiment, the adapter 100 is SC fiber adapter.In other embodiments, the adaptation
Device 100 can also be other kinds of adapter.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
For bright book as an entirety, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can
With the other embodiment of understanding.
The a series of tool that the feasibility embodiment only for the utility model is described in detail of those listed above
Body illustrates, they are all to be made without departing from the utility model skill spirit not to limit the scope of protection of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of adapter, including insulation shell, it is installed in insulation shell and plug-in unit to accommodate grafting porcelain bushing, institute
It states insulation shell to be equipped with to the host cavity all with interface that accommodate the positioning plug-in unit and front and rear, the plug-in unit includes solid
Fixed board, self-retaining plate forwardly and/or backwardly extend and left and right arrangement to the trip with banjo card fastening lock and from
Fixed plate forwardly and/or backwardly extend and between trip accommodating the installation sleeve of the fixed porcelain bushing, institute
It states insulation shell and is equipped with several wall portions enclosed on the outside of host cavity, it is characterised in that：It is wherein oriented with respect to being all provided in two wall parts
The first limiting section and the second limiting section of projection and front and rear distribution in host cavity, between first limiting section and the second limiting section
Equipped with accommodating the locating slot for limiting the fixed plate, two opposing walls of the locating slot position in the longitudinal direction
The distance between be greater than or equal to the width of the fixed plate in said direction, first limiting section be equipped with it is low early and high after
To the guide surface that the fixed plate is guided to buckle into the locating slot from front to back.
2. adapter as described in claim 1, it is characterised in that：First limiting section and/or second limiting section are
In the wall portion upper edge perpendicular to the strip of adapter direction extension in the front-back direction.
3. adapter as described in claim 1, it is characterised in that：Second limiting section is spaced convex including two
Block, gap is equipped between two convex block, and first limiting section is located at the front in the gap.
4. adapter as described in claim 1, it is characterised in that：The wall portion includes roof, bottom wall and two side, the side
The width of wall upper and lower directions is less than the width on roof and bottom wall left and right directions, and first limiting section is located at the second limiting section
On the two side.
5. adapter as described in claim 1, it is characterised in that：The fixed plate, which includes being equipped with, laterally protrudes out the trip
Positioning region, the fixed plate is limited in by the positioning region in the locating slot.
6. adapter as claimed in claim 4, it is characterised in that：The insulation shell, which is equipped with, is located at connection institute in the middle part of host cavity
The midfeather of roof and bottom wall is stated, from front and rear to the first sleeve is extended with, the plug-in unit includes prolonging from back to front the midfeather
The second sleeve stretched, first sleeve and the second sleeve combine to form the installation sleeve.
7. adapter as claimed in claim 6, it is characterised in that：It is additionally provided on the midfeather positioned at first sleeve left side
Right both sides and pre-and post perforative empty slot, the plug-in unit include the trip for extending and passing through from front to back the empty slot.
8. adapter as described in claim 1, it is characterised in that：The extending end of two opposite trips of the left and right is set respectively
Have and draw close the hook portion for protruding out and the banjo being held to hook in opposite directions.
9. adapter as claimed in claim 4, it is characterised in that：The two side is equipped with the mounting ears protruded outward, institute
Mounting ears is stated equipped with pre-and post perforative mounting hole.
10. adapter as described in claim 1, it is characterised in that：The adapter is SC fiber adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721315268.XU CN207473136U (en) | 2017-10-12 | 2017-10-12 | Adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721315268.XU CN207473136U (en) | 2017-10-12 | 2017-10-12 | Adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207473136U true CN207473136U (en) | 2018-06-08 |
Family
ID=62267772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721315268.XU Active CN207473136U (en) | 2017-10-12 | 2017-10-12 | Adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207473136U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020191644A1 (en) * | 2019-03-27 | 2020-10-01 | 南京续点通信科技有限公司 | Assembly adapter |
-
2017
- 2017-10-12 CN CN201721315268.XU patent/CN207473136U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020191644A1 (en) * | 2019-03-27 | 2020-10-01 | 南京续点通信科技有限公司 | Assembly adapter |
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| GR01 | Patent grant |