CN201852960U - Optical module tensile structure - Google Patents
Optical module tensile structure Download PDFInfo
- Publication number
- CN201852960U CN201852960U CN2010202769716U CN201020276971U CN201852960U CN 201852960 U CN201852960 U CN 201852960U CN 2010202769716 U CN2010202769716 U CN 2010202769716U CN 201020276971 U CN201020276971 U CN 201020276971U CN 201852960 U CN201852960 U CN 201852960U
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- China
- Prior art keywords
- locking
- fastening part
- fastening
- convex edge
- optical module
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Abstract
The utility model relates to an optical module tensile structure, which comprises a flange casing and a fastening casing. A square plate used for being mounted on an equipment panel is integrally arranged on the peripheral surface at one end of the flange casing, the fastening casing is cylindrical and comprises a first fastening portion and a second fastening portion which are separated from each other axially, the first fastening portion is rotationally assembled with the second fastening portion on one side by the aid of a hinge structure, the other sides of the first fastening portion and the second fastening structure can be opened and closed relatively and are detachably fixed by fixing structures, the upper end of an inner hole of the fastening casing is in interference fit with one end, which is far away from the square plate, of the flange casing, and the lower end of the inner hole of the flange casing is used for being in interference fit with an optical fiber of an optical module. Tension from the optical fiber is transmitted to the fastening casing by the aid of the interference fit of the optical fiber with the lower end of the inner hole of the fastening casing, the fastening casing transmits the tension to the flange casing by the aid of the interference fit of the upper end of the inner hole of the fastening casing with the flange casing, and then the tension is further transmitted to the equipment panel, thereby preventing the optical module from being damaged by the tension.
Description
Technical field
The utility model relates to and a kind ofly bears tensile structure from the pulling force of optical cable for optical module.
Background technology
On the outdoor base station of 3G communication, need to be provided with the optical module that connects BBU and RRU, the optical module of BBU and the transmission that can realize light signal after the optical module of RRU docks, because optical module connects by duplexing clamp clamping, the reliability that connects is bad, can't bear pulling force from optical cable, need to increase in addition the pulling force that connector shell bears optical cable, present a kind of joints of optical fibre comprise connector shell, connector shell has the pre-large post-small shoulder hole of diameter, the step place of shoulder hole is provided with the transition conical surface, slide in the shoulder hole of connector shell and be fitted with support, support is that inner and outer diameter all is pre-large post-small ladder bushing, the outer peripheral face of support tail end is the conical surface, conical surface section is provided with the elastic claw structure, be fitted with the DLC plug by nonmetal cover slip in the support endoporus, DLC plug tail end is provided with optical cable, the aramid fiber of optical cable is poured in glue on the inner peripheral surface of nonmetal cover front end and forms tensile structure, nonmetal cover is a ladder sleeve pipe, outer peripheral face is pre-large post-small, during work, nonmetal cover forms the rear end location structure by the step surface of the ladder endoporus of cascaded surface on its outer peripheral face and support, will pass to support from the pulling force of optical fiber.The complex structure of this joints of optical fibre is installed difficulty.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, easy for installation, optical module tensile structure that tension is effective.
For achieving the above object, the utility model adopts following technical scheme: a kind of optical module tensile structure, this optical module tensile structure comprises flange shell and fastens housing, have on the outer peripheral face of flange shell one end be wholely set be used to be installed in square plate on the device panel, described fastening housing is a tubular shell, fastening housing is made up of first fastening part that separates vertically and second fastening part, first, second fastening part is rotated assembling in a side by articulated structure, first, the relative folding of the second fastening part opposite side, first, the relative folding side of second fastening part is removable fixing by fixed sturcture, the upper end of fastening housing endoporus and flange shell are away from an end interference fit of square plate, and the lower end of fastening housing endoporus is used for the optical cable interference fit with optical module.
Described flange shell is provided with the anticreep groove with the outer peripheral face of the abutting end that the fastening housing cooperates, and fastens housing endoporus upper end and is provided with the cooperation groove that cooperates anticreep with the anticreep groove.
The side face that described fastening housing endoporus upper end cooperates with the anticreep groove end of flange shell is provided with rubber cushion, and described cooperation groove is arranged on the described rubber cushion.
The folding side of described first, second fastening part is provided with axially extended strip locking mechanism, the outside of the locking mechanism of the locking mechanism of first fastening part and second fastening part fastens and is provided with the locking card, the locking card is the bar shaped clamp of U-shaped for xsect, and two madial walls of locking card lock with the locking mechanism of first fastening part and the locking mechanism of second fastening part respectively.
The locking mechanism of described first fastening part is that xsect is the assembling bank of U-shaped, the locking mechanism of described second fastening part is that xsect is the locking convex edge of rectangle, the assembling bank is fixed on first fastening part by an one sidewall, have on the sidewall of locking card and the folding side assembling of first fastening part with described assembling bank detain mutually cooperate in the L shaped assembling of turning over turn edge snug fit when close in first, second fastening part in the lateral faces that the described assembling bank and first fastening part are fixed and the side of described locking convex edge.
The folding side of described first fastening part is provided with the axial location fin, and the end face of the sidewall of the folding side assembling of the described locking card and first fastening part is provided with the axial location chute that is slidingly matched with described location fin.
One end of described assembling bank is provided with the limiting block edge that prevents that described assembling from turning edge and, described locking convex edge is divided into the locking convex edge and locks convex edge two parts down, described locking card and middle part on the sidewall that cooperates of locking convex edge have for locking the short slot of deviating from that the convex edge deviates from down, deviate from short slot and will lock card and be divided into upper side wall and lower wall with the sidewall that cooperates of locking convex edge, on lock the convex edge and lock down to have between the convex edge and keep supplying the external series gap that sidewall is deviate from.
The described upper end of going up the locking convex edge is provided with and the spacing postive stop baffle that cooperates in the upper end of described upper side wall.
The upper side wall of described locking card is outward-dipping pushing inclined-plane with the upper end of the side that the locking convex edge cooperates, the lobed lock dog in upper end on pushing inclined-plane, the termination of lock dog projection is concordant with the planar section of locking card bottom, side, the top, side that the locking card cooperates with last locking convex edge has the cooperation inclined-plane that cooperates with the pushing inclined-plane, cooperates the top on inclined-plane to be provided with the groove that cooperates with described lock dog locking.
Flange shell of the present utility model is fixedly installed on the panel of equipment by the square plate of an end setting, the upper end of fastening housing endoporus and flange shell are away from an end interference fit of square plate, the lower end of fastening housing endoporus is used for the optical cable interference fit with optical module, pulling force from optical cable passes to the fastening housing by lower end and the over-surplus fit structure between the optical cable that fastens the housing endoporus, fasten housing and pulling force is passed to flange shell by the over-surplus fit structure between its endoporus upper end and the flange shell, and then pass to device panel, avoid destroying optical module from the pulling force of optical cable.Fasten housing and form by first fastening part that separates vertically and second fastening part, the folding relatively of two fastening parts, and can be by the fixed sturcture of folding side removable fixing, fastening housing and flange shell and and optical cable between easy for installation.
Flange shell of the present utility model is provided with the anticreep groove with the outer peripheral face of the abutting end that the fastening housing cooperates, fasten housing endoporus upper end and be provided with the cooperation groove that cooperates anticreep with the anticreep groove, can prevent that with cooperating the cooperation between the groove fastening housing takes off from flange shell by the anticreep groove, better guarantee to pass to device panel by flange shell, prevent that optical module is destroyed from the pulling force of optical cable.
The side face that fastening housing endoporus of the present utility model upper end cooperates with the anticreep groove end of flange shell is provided with rubber cushion, cooperate groove to be arranged on the rubber cushion, fastening housing cooperates with flange shell by rubber cushion, the rubber cushion compressive deformation is the jam-packed flange shell better, increase the friction force that fastens between housing and the flange shell, prevent that both from throwing off, further avoid optical module destroyed.
The folding side of first, second fastening part of the present utility model is provided with axially extended strip locking mechanism, xsect is that two madial walls of the bar shaped locking card of U-shaped lock with the locking mechanism of first fastening part and the locking mechanism of second fastening part respectively, thereby first, second fastening part is fixed together, and fixed form is simple and reliable.
One end of assembling bank of the present utility model is provided with the limiting block edge, locking the convex edge simultaneously is divided into the locking convex edge and locks convex edge two parts down, locking card and middle part on the sidewall that the locking convex edge cooperates have under lock the short slot of deviating from that the convex edge deviates from, deviating from short slot will lock card and be divided into upper side wall and lower wall with the sidewall that cooperates of locking convex edge, have between last locking convex edge and the following locking convex edge and keep supplying the external series gap that sidewall is deviate from, limiting block is along preventing locking card and the assembling disengagement that turns edge, the convenient locking that fastens housing, when on locking card can not be turned edge by assembling, deviating from, deviate from short slot and external series gap make shell fasten housing can easily folding.
Description of drawings
Fig. 1 is the wiring layout of the utility model embodiment;
Constitutional diagram when Fig. 2 is the utility model embodiment release;
Fig. 3 is the constitutional diagram after the fastening housing of the utility model embodiment is opened;
Constitutional diagram when Fig. 4 is the fastening housing release of the utility model embodiment;
Fig. 5 is the constitutional diagram (being with the locking card) that fastens among the figure after housing is opened;
Fig. 6 fastens the stereographic map that housing removes the locking card among the figure;
Fig. 7 is the partial enlarged drawing at A place among Fig. 6;
Fig. 8 is the partial perspective view that fastens housing;
Fig. 9 is the stereographic map of locking card among Fig. 1;
Figure 10 is the stereographic map of flange shell among Fig. 1.
Embodiment
A kind of embodiment of optical module tensile structure, in Fig. 1 ~ 10, this optical module tensile structure comprises flange shell 1 and fastens housing 2, has the square plate 3 that is wholely set on the outer peripheral face of flange shell 1 one ends, square plate 3 is used for flange shell 1 is installed in device panel, and the side face of flange shell 1 other end is used to fasten the upper end interference fit of housing 2 endoporus side faces.Fastening housing 2 is tubular shell, comprise first fastening part 5 and second fastening part 6 that evenly separate vertically, first fastening part 5 and second fastening part 6 are provided with the column articulated body in the equal one of a side, the column articulated body of first fastening part 5 and second fastening part 6 is stacked up and down, both articulated body centers are provided with axially extending bore, be fitted with trunnion in this through hole, first fastening part 5 is that the center can be rotated relative to folding with second fastening part 6 with the trunnion, the opposite side of first fastening part 5 and second fastening part 6 is the folding side, and the relative folding side of first fastening part 5 and second fastening part 6 is removable fixing by fixed sturcture.Flange shell 1 is provided with anticreep groove 4 with the outer peripheral face of the end that fastening housing 2 cooperates, the upper end that fastens housing 2 endoporus is provided with on this rubber cushion of rubber cushion (fail in the accompanying drawing clear demonstration) and the cooperation groove 7 that cooperates with anticreep groove 4 is set, the lower end of fastening housing 2 endoporus and optical cable 9 interference fit of optical module 8.
First fastening part 5 and second fastening part, 6 folding side fixed sturctures comprise that spiral-lock is first, the locking card 10 of the folding side of second fastening part, locking card 10 is the bar shaped clamp of U-shaped for xsect, the L shaped assembling of turning in having on the sidewall of locking card U-shaped turns edge 11, the folding side of first fastening part 5 is provided with the assembling bank 12 that xsect is a U-shaped vertically, assembling is colluded along 12 and is fixed on the folding side of first fastening part 5 by a sidewall, assembling collude along 12 and assembling turn edge 11 mutually button cooperate will lock card 10 be slidedly assemblied in the folding side of a fastening part 5.The folding side of first fastening part 5 is provided with axial location fin 13, axial location fin 13 is relative with the on-fixed sidewall of assembling bank 12, accordingly, assemble 11 the end faces that turn edge and be provided with the positioning runner 14 that is slidingly matched with axial location fin 13 near first fastening parts 5.Assembling collude be provided with the side that extends to location fin 13 along 12 lower end place limiting block along 15, limiting block along 15 can prevent assembling turn edge 11 and assembling collude along 12 and throw off.The folding side of second fastening part is provided with locking convex edge 16 and locks convex edge 17 down along axis, the xsect of last locking convex edge is a rectangle, the xsect of locking the convex edge down is L shaped, down fasten housing 2 when fastening, assembling bank 12 and the fixing lateral faces and last locking convex edge 16 and following corresponding sidewall close fit of locking convex edge 17 in first fastening part 5 at first, second.Locking card 10 not with first sidewall that fastens the housing assembling with last locking convex edge 16 with lock convex edge 17 locking that is slidingly matched down, locking card 10 and last locking convex edge 16 and down the sidewall middle parts that cooperate, locking convex edge 17 be provided with under lock that the convex edge deviates from deviate from short slot 19, move down when putting in place with respect to fastening housing 2 at locking card 10, under lock convex edge 17 can be by deviating from the short slot 19, has external series gap 18 between last locking convex edge 16 and the following locking convex edge 17, move down when putting in place with respect to fastening housing 2 at locking card 10, the upper side walls that cooperate are locked in locking card 10 and last locking convex edge 16 can be by deviating from the external series gap 18, and then realize first, second fastens the release of housing button.The upper end of last locking convex edge 16 is provided with and the spacing postive stop baffle that cooperates 20 in the upper surface of upper side wall.
The upper side wall of described locking card is outward-dipping pushing inclined-plane 21 with the upper end of the side that the locking convex edge cooperates, the lobed lock dog 22 in upper end on pushing inclined-plane 21, the termination of lock dog 22 projectioies is concordant with the planar section of locking card bottom, side, last locking convex edge 16 has the cooperation inclined-plane 23 that cooperates with pushing inclined-plane 21 with locking card 10 tops, side that cooperate, and cooperates the top on inclined-plane 23 to be provided with the groove 24 that cooperates with lock dog 22 lockings.
The first axially extended strip locking mechanism that fastens on the housing of present embodiment is that xsect is the assembling bank of U-shaped, also can be that xsect is the raised line of rectangle, when the fastening housing closes, the housing of this raised line and locking convex edge snug fit, this raised line and the two madial wall compression fit of the lateral wall of locking the convex edge with the locking card.
Present embodiment turns edge with assembling by locking card and locks the locking that realizes the fastening housing that cooperates between the convex edge, also can be set to the raised line that xsect is a rectangle at first locking mechanism that fastens on the housing, and on raised line and locking convex edge, the screw that both are fixed is set, thereby realize fastening the locking of housing.
The following locking convex edge of present embodiment is L shaped, also can be rectangle.
Claims (9)
1. optical module tensile structure, it is characterized in that: this optical module tensile structure comprises flange shell and fastens housing, have on the outer peripheral face of flange shell one end be wholely set be used to be installed in square plate on the device panel, described fastening housing is a tubular shell, fastening housing is made up of first fastening part that separates vertically and second fastening part, first, second fastening part is rotated assembling in a side by articulated structure, first, the relative folding of the second fastening part opposite side, first, the relative folding side of second fastening part is removable fixing by fixed sturcture, the upper end of fastening housing endoporus and flange shell are away from an end interference fit of square plate, and the lower end of fastening housing endoporus is used for the optical cable interference fit with optical module.
2. optical module tensile structure according to claim 1, it is characterized in that: described flange shell is provided with the anticreep groove with the outer peripheral face of the abutting end that the fastening housing cooperates, and fastens housing endoporus upper end and is provided with the cooperation groove that cooperates anticreep with the anticreep groove.
3. optical module tensile structure according to claim 2 is characterized in that: the side face that described fastening housing endoporus upper end cooperates with the anticreep groove end of flange shell is provided with rubber cushion, and described cooperation groove is arranged on the described rubber cushion.
4. according to claim 1 or 2 or 3 described optical module tensile structures, it is characterized in that: the folding side of described first, second fastening part is provided with axially extended strip locking mechanism, the outside of the locking mechanism of the locking mechanism of first fastening part and second fastening part fastens and is provided with the locking card, the locking card is the bar shaped clamp of U-shaped for xsect, and two madial walls of locking card lock with the locking mechanism of first fastening part and the locking mechanism of second fastening part respectively.
5. optical module tensile structure according to claim 4, it is characterized in that: the locking mechanism of described first fastening part is that xsect is the assembling bank of U-shaped, the locking mechanism of described second fastening part is that xsect is the locking convex edge of rectangle, the assembling bank is fixed on first fastening part by an one sidewall, have on the sidewall of locking card and the folding side assembling of first fastening part with described assembling bank detain mutually cooperate in the L shaped assembling of turning over turn edge, the lateral faces that the described assembling bank and first fastening part are fixed and the side of described locking convex edge are first, snug fit when close in second fastening part.
6. optical module tensile structure according to claim 5, it is characterized in that: the folding side of described first fastening part is provided with the axial location fin, and the end face of the sidewall of the folding side assembling of the described locking card and first fastening part is provided with the axial location chute that is slidingly matched with described location fin.
7. optical module tensile structure according to claim 6, it is characterized in that: an end of described assembling bank is provided with the limiting block edge that prevents that described assembling from turning edge and, described locking convex edge is divided into the locking convex edge and locks convex edge two parts down, described locking card and middle part on the sidewall that cooperates of locking convex edge have for locking the short slot of deviating from that the convex edge deviates from down, deviate from short slot and will lock card and be divided into upper side wall and lower wall with the sidewall that cooperates of locking convex edge, on lock the convex edge and lock down to have between the convex edge and keep supplying the external series gap that sidewall is deviate from.
8. optical module tensile structure according to claim 7 is characterized in that: the described upper end of going up the locking convex edge is provided with and the spacing postive stop baffle that cooperates in the upper end of described upper side wall.
9. optical module tensile structure according to claim 8, it is characterized in that: the upper side wall of described locking card is outward-dipping pushing inclined-plane with the upper end of the side that the locking convex edge cooperates, the lobed lock dog in upper end on pushing inclined-plane, the termination of lock dog projection is concordant with the planar section of locking card bottom, side, the top, side that the locking card cooperates with last locking convex edge has the cooperation inclined-plane that cooperates with the pushing inclined-plane, cooperates the top on inclined-plane to be provided with the groove that cooperates with described lock dog locking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202769716U CN201852960U (en) | 2010-07-31 | 2010-07-31 | Optical module tensile structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202769716U CN201852960U (en) | 2010-07-31 | 2010-07-31 | Optical module tensile structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201852960U true CN201852960U (en) | 2011-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202769716U Expired - Lifetime CN201852960U (en) | 2010-07-31 | 2010-07-31 | Optical module tensile structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201852960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907751A (en) * | 2010-07-31 | 2010-12-08 | 中航光电科技股份有限公司 | Optical module tensile structure |
-
2010
- 2010-07-31 CN CN2010202769716U patent/CN201852960U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907751A (en) * | 2010-07-31 | 2010-12-08 | 中航光电科技股份有限公司 | Optical module tensile structure |
| CN101907751B (en) * | 2010-07-31 | 2014-10-08 | 中航光电科技股份有限公司 | Optical module tensile structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20110601 Effective date of abandoning: 20141008 |
|
| RGAV | Abandon patent right to avoid regrant |