CN207232473U - Prevent the optical fiber hot melt protecting box that optical fiber loosens - Google Patents
Prevent the optical fiber hot melt protecting box that optical fiber loosens Download PDFInfo
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- CN207232473U CN207232473U CN201721288141.3U CN201721288141U CN207232473U CN 207232473 U CN207232473 U CN 207232473U CN 201721288141 U CN201721288141 U CN 201721288141U CN 207232473 U CN207232473 U CN 207232473U
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- optical fiber
- half box
- box
- lower half
- hot melt
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Abstract
Protecting box is heated the utility model discloses the optical fiber that optical fiber loosens is prevented; including upper half box and lower half box; the upper half box connects into a box body with lower half box; fixed plate and the first movable plate with lower half box plane perpendicular is set in the middle part of the lower half box; the fixed plate and the first movable plate are placed in parallel, and first pressure spring is set on the side of first movable plate away from fixed plate.The utility model solves easily to be loosened at the need fiber splices to be protected in optical fiber hot melt protecting box existing in the prior art; the problem of being skidded off from optical fiber hot melt protecting box; the optical fiber hot melt protecting box for preventing optical fiber from loosening is provided; it need to can be protected when applying at fiber splices to be protected by Machine Design; and apply suitable pressure; so as to ensure to be not easy to loosen at fiber splices in use; so as to increase the service life of optical fiber hot melt protecting box, while avoid the exposed risk at fiber splices.
Description
Technical field
It the utility model is related to optical fiber hot melt protecting box, and in particular to the optical fiber hot melt protecting box for preventing optical fiber from loosening.
Background technology
Optical fiber heats protecting box, also known as makes optical cable heat protecting box, belongs to mechanical pressure joint sealing system, be adjacent light
Optics, sealing and the mechanical strength successional end protective device that continues are provided between cable.It is primarily adapted for use in the frame of various structure optical cables
The straight-through of the system of laying such as sky, pipeline, direct-burried connects with branch.Continue as currently used one kind and hold protective device, optical fiber
Hot melt protecting box has been widely used, and existing optical fiber connection protecting box, is generally made of two and half boxes, is arranged between sealing
Circle, end set optical cable inlet wire or outlet hole, to realize sealing, the disengaging of pressure-bearing anti-impact and optical cable, continue.It is however, existing
Optical fiber connection protecting box fixed structure, generally use fix partition plate need to be protected at fiber splices to be protected,
Easily loosen in use, or even optical fiber hot melt protecting box is slided at fiber splices, at fiber splices to be protected
Expose, cause optical fiber to fracture.
To solve the above-mentioned problems, the utility model is proposed.
Utility model content
The utility model is solved at the need fiber splices to be protected in optical fiber hot melt protecting box existing in the prior art
The problem of easily loosening, being skidded off from optical fiber hot melt protecting box, there is provided the optical fiber hot melt protecting box for preventing optical fiber from loosening, when it is applied
It can need to be protected at fiber splices to be protected by Machine Design, and apply suitable pressure, so as to ensure to make
It is not easy to loosen at fiber splices during, so as to increase the service life of optical fiber hot melt protecting box, while avoids at fiber splices
Exposed risk.
The utility model is achieved through the following technical solutions：
Prevent the optical fiber hot melt protecting box that optical fiber loosens, including upper half box and lower half box, the upper half box and lower half box
Connect into a box body, the lower half box set on the contact surface being connected with upper half box it is first raised, the upper half box with
Set on the contact surface of lower half box connection and set the first half respectively with the described first raised matched groove, the lower half box both ends
Round hole and the second semi-circular hole, the lower half box both ends inwardly set respectively along the first semi-circular hole and the second semi-circular hole
One fibre-optical splice bracket and the second fibre-optical splice bracket, set in the middle part of the lower half box with the fixed plate of lower half box plane perpendicular and
First movable plate, the fixed plate and the first movable plate are placed in parallel, and are set on the side of first movable plate away from fixed plate
First pressure spring is put, first pressure spring extends to the side of the lower half box, and is connected with the side of the lower half box.
The movement of fibre-optical splice in order to prevent, further, the optical fiber hot melt protecting box for preventing optical fiber from loosening, described first
Fibre-optical splice bracket and the second fibre-optical splice bracket surface set the second raised and third protrusion respectively.
In order to strengthen the leakproofness of optical fiber hot melt protecting box, avoid contacting with the external world at protection fiber splices, further,
Prevent the optical fiber hot melt protecting box that optical fiber loosens, set respectively on the first fibre-optical splice bracket and the second fibre-optical splice bracket
First gasket and the second gasket.
Further, the optical fiber hot melt protecting box that optical fiber loosens is prevented, the fixed plate and the height of the first movable plate are small
In the height for the box body that the upper half box and lower half box connect into.
In order to further enhance the anti-loosening effect of the utility model, set in the middle part of the lower half box and put down with lower half cassette bottom face
The second capable movable plate, sets second pressure spring, second pressure spring one between second movable plate and lower half cassette bottom face
End connects the bottom surface of second movable plate, and the other end connects the bottom surface of the lower half box.
Preferably, the optical fiber hot melt protecting box that optical fiber loosens, the first pressure spring and second pressure spring are prevented
Quantity is some.
In order to lift the leakproofness of the utility model and stability, further, prevent the optical fiber hot melt that optical fiber loosens from protecting
Box is protected, the lower half cassette bottom portion sets the first threaded hole, is set at the top of the upper half box and first threaded hole matched the
Two threaded holes.
The utility model compared with prior art, has the following advantages and advantages：
1st, the utility model is by being arranged on the first movable plate and fixed plate of lower half box, when in use, the light that will be connected
Fine joint is fixed between the first movable plate and fixed plate, and suitable to applying at fiber splices by first pressure spring
Elastic force, so as to avoid the loosening at fiber splices in use, at the same by be arranged on the first fibre-optical splice bracket and
Anti-skidding processing is fixed to the fibre-optical splice at both ends at fiber splices in protrusion and gasket on second fibre-optical splice bracket,
The loosening only needed at fiber splices to be protected is taken over control, further improves the anti-loosening performance of the utility model.
2nd, the utility model is made by setting the second movable plate parallel with lower half cassette bottom face in the middle part of the lower half box
During with the utility model, while by second pressure spring to applying suitable pressure at fiber splices, so as to further enhance
The anti-loosening effect of the utility model.
3rd, the utility model is on the first fibre-optical splice bracket and the second fibre-optical splice bracket by setting gasket, and
The first protrusion is set on the contact surface being connected with upper half box in the lower half box, the upper half box connects with what lower half box was connected
Setting and the matched groove of protrusion in contacting surface, and the first threaded hole is set in lower half cassette bottom portion, at the top of the upper half box
Setting and matched second threaded hole of first threaded hole, are fastened by bolts lower half box, and it is new integrally to realize this practicality
The sealing performance of type, makes to need to avoid at fiber splices to be protected and extraneous contact.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, forms the one of the application
Part, does not form the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is upper half box internal structure schematic diagram and lower half box internal structure schematic diagram in the utility model；
Fig. 2 is upper half box external structure schematic diagram and lower half box external structure schematic diagram in the utility model.
Mark and corresponding parts title in attached drawing：
1- upper half boxes, 2- lower half boxes, 3- first is raised, 4- grooves, the first semi-circular holes of 5-, the second semi-circular holes of 6-, 7-
First fibre-optical splice bracket, 8- the second fibre-optical splice brackets, 9- fixed plates, the first movable plates of 10-, 11- first pressure springs,
12- second is raised, 13- third protrusions, the second movable plates of 14-, the first threaded holes of 15-, the second threaded holes of 16-.
Embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model, is not intended to limit the scope of the present invention.
Embodiment
As shown in Figure 1 to Figure 2, the optical fiber hot melt protecting box that optical fiber loosens, including upper half box 1 and lower half box 2 are prevented, it is described
Upper half box 1 and lower half box 2 connect into a box body, the lower half box 2 sets first on the contact surface being connected with upper half box 1
Protrusion 3, the upper half box 1 is set on the contact surface being connected with lower half box 2 and the described first raised 3 matched grooves 4, described
2 both ends of lower half box set the first semi-circular hole 5 and the second semi-circular hole 6 respectively, and 2 both ends of lower half box are along the first semi-circular hole
5 and second semi-circular hole 6 inwardly the first fibre-optical splice bracket 7 and the second fibre-optical splice bracket 8, first optical fiber are set respectively
7 and second fibre-optical splice bracket of splice trays, 8 surface sets the second protrusion 12 and third protrusion 13, first optical fiber to connect respectively
First gasket and the second gasket are set respectively on 7 and second fibre-optical splice bracket 8 of head bracket, and the middle part of lower half box 2 is set
Put small with 9 and first movable plate 10 of the fixed plate of 2 plane perpendicular of lower half box, the fixed plate 9 and the height of the first movable plate 10
In the height for the box body that the upper half box 1 and lower half box 2 connect into, 9 and first movable plate 10 of fixed plate is placed in parallel,
First pressure spring 11 is set on the side of first movable plate 10 away from fixed plate 9, and first pressure spring 11 extends to institute
The side of lower half box 2 is stated, and is connected with the side of the lower half box 2, the middle part of lower half box 2 is set puts down with 2 bottom surface of lower half box
The second capable movable plate 14, second pressure spring, second pressure bullet are set between 2 bottom surface of the second movable plate 14 and lower half box
Spring one end connects the bottom surface of second movable plate 14, and the other end connects the bottom surface of the lower half box 2, the first pressure spring
11 with the quantity of second pressure spring be some, four is selected in the present embodiment, 2 bottom of lower half box sets the first screw thread
Hole 15, the top of upper half box 1 are set and matched second threaded hole 16 of first threaded hole 15.
The use process of the utility model is as follows：Lower half box 2 is horizontal positioned, the joint of the optical fiber connected is fixed on
Between first movable plate 10,9 and second movable plate 14 of fixed plate, the connector of both ends optical fiber is individually positioned in the first fibre-optical splice
On gasket on 7 and second fibre-optical splice bracket 8 of bracket, upper half box 1 is covered by the matched first protrusion 3 and groove 4
On lower half box 2, matched first threaded hole, 15 and second threaded hole 16, tightening screw are passed through by screw.Pass through first pressure
Spring 11 is suitably pressed applying at fiber splices to applying suitable elastic force at fiber splices, while by second pressure spring
Power, so as to avoid the loosening at fiber splices in use；At the same time by being arranged on the first fibre-optical splice bracket 7 and second
Anti-skidding processing is fixed to the fibre-optical splice at both ends at fiber splices in protrusion and gasket on fibre-optical splice bracket 8, indirectly
Prevent from needing the loosening at fiber splices to be protected.By being set on the first fibre-optical splice bracket 7 and the second fibre-optical splice bracket 8
Gasket is put, and first protrusion 3, the upper half box 1 are set on the contact surface being connected with upper half box 1 in the lower half box 2
Setting and the matched groove 4 of the protrusion on the contact surface being connected with lower half box 2, and set first in 3 bottom of lower half box
Threaded hole 15, the top of upper half box 1 is set and matched second threaded hole 16 of first threaded hole 15, is fastened by bolts
Upper lower half box, integrally realizes the sealing performance of the utility model, makes to need to avoid connecing with extraneous at fiber splices to be protected
Touch.
Above-described embodiment, the purpose of this utility model, technical solution and beneficial effect have been carried out into
One step describes in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, where within the spirit and principles of the present invention, any modification for being made, equally replace
Change, improve, should be included within the scope of protection of this utility model.
Claims (7)
1. the optical fiber hot melt protecting box for preventing optical fiber from loosening, it is characterised in that described including upper half box (1) and lower half box (2)
Upper half box (1) connects into a box body with lower half box (2), and the lower half box (2) sets on the contact surface being connected with upper half box (1)
First raised (3) are put, the upper half box (1) is set and described first raised (3) on the contact surface being connected with lower half box (2)
The groove (4) matched somebody with somebody, lower half box (2) both ends set the first semi-circular hole (5) and the second semi-circular hole (6) respectively, under described
Half box (2) both ends inwardly set the first fibre-optical splice bracket (7) respectively along the first semi-circular hole (5) and the second semi-circular hole (6)
With the second fibre-optical splice bracket (8), set in the middle part of the lower half box (2) and the fixed plate (9) of lower half box (2) plane perpendicular and the
One movable plate (10), the fixed plate (9) and the first movable plate (10) are placed in parallel, and first movable plate (10) is away from fixed
First pressure spring (11) is set on the side of plate (9), first pressure spring (11) extends to the side of the lower half box (2),
And it is connected with the side of the lower half box (2).
2. the optical fiber for preventing optical fiber from loosening hot melt protecting box according to claim 1, it is characterised in that first optical fiber
Splice trays (7) and second fibre-optical splice bracket (8) surface set second raised (12) and third protrusion (13) respectively.
3. the optical fiber for preventing optical fiber from loosening hot melt protecting box according to claim 1, it is characterised in that first optical fiber
The first gasket and the second gasket are set respectively on splice trays (7) and the second fibre-optical splice bracket (8).
4. the optical fiber for preventing optical fiber from loosening hot melt protecting box according to claim 1, it is characterised in that the fixed plate
(9) height with the first movable plate (10) is less than the height for the box body that the upper half box (1) is connected into lower half box (2).
5. the optical fiber for preventing optical fiber from loosening hot melt protecting box according to claim 1, it is characterised in that the lower half box
(2) middle part sets second movable plate (14) parallel with lower half box (2) bottom surface, second movable plate (14) and lower half box (2)
Second pressure spring is set between bottom surface, and second pressure spring one end connects the bottom surface of second movable plate (14), the other end
Connect the bottom surface of the lower half box (2).
6. the optical fiber for preventing optical fiber from loosening hot melt protecting box according to claim 5, it is characterised in that the first pressure
The quantity of spring (11) and second pressure spring is some.
7. the optical fiber for preventing optical fiber from loosening hot melt protecting box according to claim 1, it is characterised in that the lower half box
(2) bottom sets the first threaded hole (15), is set and first threaded hole (15) matched second at the top of the upper half box (1)
Threaded hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721288141.3U CN207232473U (en) | 2017-09-30 | 2017-09-30 | Prevent the optical fiber hot melt protecting box that optical fiber loosens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721288141.3U CN207232473U (en) | 2017-09-30 | 2017-09-30 | Prevent the optical fiber hot melt protecting box that optical fiber loosens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207232473U true CN207232473U (en) | 2018-04-13 |
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ID=61850063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721288141.3U Active CN207232473U (en) | 2017-09-30 | 2017-09-30 | Prevent the optical fiber hot melt protecting box that optical fiber loosens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207232473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020007259A1 (en) * | 2018-07-02 | 2020-01-09 | 华为技术有限公司 | Welding retainer and welding plate |
-
2017
- 2017-09-30 CN CN201721288141.3U patent/CN207232473U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020007259A1 (en) * | 2018-07-02 | 2020-01-09 | 华为技术有限公司 | Welding retainer and welding plate |
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