CN201689196U - Fiber optical splice closure - Google Patents
Fiber optical splice closure Download PDFInfo
- Publication number
- CN201689196U CN201689196U CN2009202105322U CN200920210532U CN201689196U CN 201689196 U CN201689196 U CN 201689196U CN 2009202105322 U CN2009202105322 U CN 2009202105322U CN 200920210532 U CN200920210532 U CN 200920210532U CN 201689196 U CN201689196 U CN 201689196U
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- China
- Prior art keywords
- lower cover
- hole
- splice closure
- loam cake
- optical cable
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Abstract
The utility model provides a fiber optical splice closure, which comprises an upper cover and a lower cover. A closed space for accommodating optical fiber cables therein is jointly limited at the inner parts of the lower cover and the upper cover. The fiber optical splice closure further comprises at least one optical fiber cable input hole and at least one optical fiber cable output hole. Each optical fiber cable input hole and each optical fiber cable output hole are arranged in the junction of the outer edges of the upper cover and the lower cover, which are jointly limited by both the upper cover and the lower cover for providing a channel for the optical fiber cables in and out of the fiber optical splice closure. In addition, the fiber optical splice closure further comprises a sealing device suitable for detachably sealing the optical fiber cable input hole and/or the optical fiber cable output hole; wherein, the sealing device comprises a fixing device suitable for sealing the main body of the optical fiber cable input hole and/or the optical fiber cable output hole and leading the main body to be fixed on at least one of the upper cover and the lower cover. When the fiber optical splice closure is closed, the main body of the sealing device is clamped between the upper cover and the lower cover and tightly engaged with the upper cover and the lower cover.
Description
Technical field
The utility model relates to the fiber optic cable communications apparatus field, more specifically, relates to a kind of cable splice closure.
Background technology
Existing cable splice closure generally all can have supporting blind hole plug in annex; insert the hole, pick out under the situation about all using in the hole at not every optical cable; usually use supporting therewith blind hole plug to replace optical cable to block the unnecessary hole of cable splice closure; with its sealing; with inner good air-tightness of maintenance cable splice closure and waterproof characteristic, thus optical fiber and joint in the protection box.
Yet, at present employed cable splice closure in this area and supporting plug thereof, the normally independent part that can not be fixed together with cable splice closure.When needs sealed optical cable and insert hole or optical cable and pick out the hole with plug, the optical cable that plug is placed on cable splice closure inserts the hole or optical cable picks out in the hole.Thus, when the upper and lower cover of cable splice closure does not have closure, because plug is the independent part that can not be fixed together with cable splice closure, so plug can break away from from cable splice closure.Especially in the high-altitude, when suspension operational or mobile cable splice closure, the operator is difficult to realize that the optical cable with in the plug sealing cable splice closure inserts the hole or picks out the hole.
The utility model content
Given this, the purpose of this utility model is intended to solve at least one aspect of the above-mentioned problems in the prior art and defective.
Therefore, at least one aspect of the present utility model is to provide a kind of cable splice closure, comprising: loam cake; Lower cover, lower cover and loam cake portion within it are defined for jointly and hold optical cable in enclosure space wherein; At least one optical cable inserts the hole and at least one optical cable picks out the hole, each optical cable inserts the hole and optical cable picks out the outer peripheral intersection that the hole is positioned at loam cake and lower cover, and limit jointly by loam cake and lower cover and to form, to provide optical cable to enter and to draw the passage of cable splice closure; And packoff, it is suitable for removably sealing, and optical cable inserts the hole and/or optical cable picks out the hole, wherein: packoff comprises: be suitable for sealing optical cable and insert the main part that hole and/or optical cable pick out the hole, and be used for main body is fixed in loam cake and the lower cover stationary installation at least one, when cable splice closure is closed, the main body of packoff be clipped between loam cake and the lower cover and with loam cake and lower cover sealed engagement.
Owing to adopt stationary installation that packoff is matched with cable splice closure, therefore, packoff of the present utility model can be fixed together with cable splice closure, be not easy to break away from, thereby in the high-altitude, when suspension operational or mobile cable splice closure, when even fiber cable joint box cover and lower cover also do not have closure, packoff can not break away from cable splice closure yet, has made things convenient for operation.
In one embodiment, described stationary installation comprises from the extended buckle of the main body of packoff, and be arranged in loam cake and lower cover at least one with the draw-in groove that is clasped.In the present embodiment, stationary installation directly and/or removably is fixed in the cable splice closure by the employing mode that is clasped, thereby realized packoff is fixed on purpose in the cable splice closure, but also can as required these packoffs have been removed, so that insert optical cable.
Further, the buckle of stationary installation comprises at least one pair of guide portion of extending autonomous agent, and has grab on the guide portion; Hole clipping in the draw-in groove that in loam cake and the lower cover at least one is provided with grab matches, wherein at least one pair of guide portion is arranged to the externally effect of pressure and is descended to produce deformation to snap onto in the hole clipping, snap in the position at this, grab engages with hole clipping, thereby described at least one pair of guide portion is remained in the hole clipping.
Preferably, main body is the cylinder bodily form substantially, and guide portion is strip, itself and main body is integrally formed and extend along the longitudinal axis direction perpendicular to main body substantially.
In another embodiment, stationary installation comprises from the extended friction part of the main body of packoff, and is arranged in loam cake and lower cover and forms the slot of frictional fit with described friction part at least one.In the present embodiment, stationary installation is by directly and/or removably being fixed in the connector box with the cable splice closure friction, thereby realized packoff is fixed on purpose in the cable splice closure, but also can as required these packoffs have been removed, so that insert optical cable.
Further, described stationary installation comprises the guide portion of extending autonomous agent, and has at least one outwards outstanding friction part on the side of guide portion; In loam cake and the lower cover at least one is provided with the jack that rubs mutually with friction part, wherein guide portion is arranged to the externally effect of pressure and is descended to produce deformation to be inserted in the jack, in this insertion position, friction part contacts with the sidepiece of jack, thereby guide portion is remained in the jack.
Preferably, main body is the cylinder bodily form substantially; And guide portion and main body is integrally formed and extend along the longitudinal axis direction perpendicular to main body substantially, it comprises: middle guide portion; And a pair of side guide that is positioned at middle guide portion both sides, wherein friction part is arranged on respectively on the side of a pair of side guide.
In another embodiment, the quantity that optical cable access hole in the cable splice closure and optical cable pick out the hole is a plurality of, and by the syndeton seal component that is formed by connecting, adjacent a plurality of described optical cable inserts the hole or optical cable picks out the hole to seal simultaneously between two or more adjacent packoffs.
Further, cable splice closure also further comprises: fluid sealant, fluid sealant are positioned on the outward flange of loam cake and lower cover, and it is suitable for sealing loam cake, lower cover and packoff.
Further, cable splice closure also further comprises: locking device, locking device are positioned on the outer peripheral side of loam cake and lower cover, and it is suitable for assembling loam cake and lower cover.
Description of drawings
Fig. 1 shows the schematic perspective view according to the cable splice closure of an embodiment of the present utility model, and wherein, loam cake and lower cover are in the jack that the position of opening and packoff be fixed on lower cover;
Fig. 2 is the schematic perspective view of the seal component of an embodiment of the present utility model;
Fig. 3 shows the part cutting view of lower cover of the cable splice closure that packoff is not installed of an embodiment of the present utility model;
Fig. 4 is the zoomed-in view at the A place in the displayed map 3;
Fig. 5 a is the vertical view that the cable splice closure of packoff has been installed;
Fig. 5 b is the partial cross section view along the cutting of the line L-L among Fig. 5 a;
Fig. 5 c is the partial cross section view along the cutting of the line F-F among Fig. 5 a;
Fig. 6 shows that remove loam cake and the packoff according to the cable splice closure of another embodiment of the present utility model is fixed on schematic perspective view in the lower cover; With
Fig. 7 is the schematic perspective view according to the packoff of another embodiment of the present utility model.
Embodiment
Below be according to specific instantiation embodiment of the present utility model to be described, those of ordinary skill in the art can understand structure of the present utility model easily by the content that is disclosed in following examples, advantage and effect.
The utility model also can be implemented or be used by other different instantiation, and the every details in this instructions also can be carried out various modifications and change based on different viewpoints and application under the spirit that does not deviate from creation of the present utility model.
Moreover, below the graphic signal that is simplification graphic, and basic conception of the present utility model only is described in a schematic way, so only show the assembly relevant in graphic but not component count, shape and size drafting when implementing according to reality with the utility model, kenel, quantity and the ratio of each assembly can be done random change during its actual enforcement, and its assembly layout form may be more complicated.
With reference to figure 1, an embodiment of the present utility model provides a kind of cable splice closure 10, and this cable splice closure 10 comprises loam cake 2 and lower cover 4, and lower cover 4 and loam cake 2 portion within it are defined for jointly and hold optical cable in enclosure space wherein; At least one optical cable inserts hole 12,14,16 and at least one optical cable picks out hole 22,24,26, each optical cable inserts hole 12,14,16 and optical cable picks out the outer peripheral intersection that hole 22,24,26 is positioned at loam cake 2 and lower cover 4, to provide optical cable to enter and to draw the passage of cable splice closure 10; And packoff 32,34,36, it is suitable for removably sealing, and optical cable inserts hole 12,14,16 and/or optical cable picks out hole 22,24,26.Certainly, seal optical cable access hole 12,14,16 and optical cable at the same time and picked out the hole at 22,24,26 o'clock, correspondingly, need provide and the corresponding packoff of its number.
Wherein, as shown in Figure 2, packoff 32,34,36 comprises: be suitable for sealing optical cable and insert the main part 322 that hole 12,14,16 and/or optical cable pick out hole 22,24,26, and be used for described main body 322 is fixed in loam cake 2 and lower cover 4 stationary installation at least one, when cable splice closure 10 is closed, the main part 322 of packoff 32,34,36 be clipped between loam cake 2 and the lower cover 4 and with loam cake 2 and lower cover 4 sealed engagement.
Because adopt stationary installation that packoff 32,34,36 is matched with cable splice closure 10, therefore, packoff 32,34,36 of the present utility model can be fixed together with cable splice closure 10, and is not easy to break away from.So in the high-altitude, when suspension operational or shift joint box, even when the loam cake 2 of cable splice closure 10 and lower cover 4 also do not have closure, packoff 32,34,36 also can not break away from cable splice closure 10, has made things convenient for operation.
Particularly, loam cake 2 and lower cover 4 can link together rotationally by in the one side pivot being set, thereby open easily and/or closed loam cake 2 and lower cover 4.Certainly, as is known to persons skilled in the art, loam cake 2 and lower cover 4 also can by alternate manner for example hinge etc. link together, all can be used in the cable splice closure 10 of present embodiment as long as can guarantee any connected mode that loam cake 2 and lower cover 4 link together.
Referring to figs. 2 to 5c, described stationary installation comprises the main body 322 extended buckles from packoff 32,34,36, and be arranged in lower cover 4 at least one with the draw-in groove that is clasped.In the present embodiment, packoff 32,34,36 directly and/or removably is fixed in the cable splice closure 10 by the employing mode that is clasped, thereby realized purpose that packoff 32,34,36 is fixed in the cable splice closure 10, but also can as required these packoffs be removed, so that insert optical cable.Wherein, draw-in groove comprises three hole clippings 42,44,46 in the present embodiment.
Particularly, referring to Fig. 5 a-5c, the buckle of described stationary installation comprises at least one pair of guide portion 324 of extending autonomous agent, and has grab 326 on the guide portion 324; In loam cake 2 and the lower cover 4 at least one is provided with the hole clipping 42 that matches with grab 326, wherein said at least one pair of guide portion 324 is arranged to externally, and the effect of pressure produces deformation down to snap onto in the hole clipping 42, snap in the position at this, grab 326 engages with hole clipping 42, thereby at least one pair of guide portion 324 is remained in the hole clipping 42.
As shown in Figure 2, preferably, main body 322 is the cylinder bodily form substantially, and guide portion 324 is strip, and itself and main body 322 are integrally formed and extend along the longitudinal axis direction perpendicular to main body 322 substantially.Certainly, main body 322 also can form separately with guide portion 324, is connected to an integral body afterwards.Though in the above-described embodiment, hole clipping 42,44,46 is formed on the lower cover 4,, the present invention is not limited to this, and for example, hole clipping 42,44,46 also can be formed on the loam cake 2, forms buckle structure with the guide portion 324 with packoff 32,34,36.
In addition, the quantity that optical cable access hole 12,14,16 in the cable splice closure 10 and optical cable pick out hole 22,24,26 is a plurality of, the quantity of packoff 32,34,36 is a plurality of, and its quantity is corresponding with the quantity sum that optical cable access hole 12,14,16 and optical cable pick out hole 22,24,26.Particularly, as shown in Figure 1, show cable splice closure 10 in the present embodiment and comprise that 3 optical cables insert the hole and 3 optical cables pick out the hole, correspondingly, the quantity of the packoff that this cable splice closure 10 needs is 6.
In addition, plural optical cable inserts the hole or optical cable picks out the hole for the ease of operating or blocking once, and at least two of a plurality of packoffs also can be linked in sequence by a syndeton 38, shown in Fig. 5 c, to form seal component 30.Sealing assembly 30 removably or is integratedly linked together by the syndeton 38 between the seal assembly 32,34,36, thereby the operator can use a plurality of optical cables of sealing assembly 30 once sealings to insert the hole or optical cable picks out the hole.Preferably, in the present embodiment, this syndeton 38 is crosspieces, and the main body 322 of itself and packoff 32,34,36 is integrally formed, and so that a plurality of packoffs 32,34,36 are linked together, concrete structure can be referring to Fig. 2.Alternately, the hole that on the two ends of the main body of connected packoff 32,34,36, has a plurality of correspondences, the two ends of crosspiece can be inserted in the hole of the correspondence on the different sealing apparatus main body, thereby a plurality of packoffs are linked together.The quantity of the packoff that connects can be selected according to actual needs.Certainly, syndeton 38 can also be other form, only need guarantee a plurality of packoffs are linked together to get final product.
In the present embodiment, particularly, be positioned at a plurality of packoffs 32,34,36 that optical cable inserts 12,14,16 places, hole by syndeton 38 to form first seal assembly 30; And be positioned at a plurality of packoffs 32,34,36 that optical cable picks out 22,24,26 places, hole by syndeton 38 to form the second seal assembly (not shown), this second seal assembly and first seal assembly, 30 structures and shape are identical, therefore no longer its structure are specifically described at this.Certainly, the concrete structure of second seal assembly and shape also can be different from first seal assembly 30, satisfy different use needs, and for example, second seal assembly comprises that quantity is different from the packoff of first seal assembly 30.
Further, cable splice closure 10 also further comprises: fluid sealant 6, sealing glue 6 are positioned on the outward flange of loam cake 2 and lower cover 4, and it is suitable for sealing loam cake 2, lower cover 4 and packoff 32,34,36, to guarantee the closed nature of cable junction box inside.Wherein, fluid sealant can be made such as rubber or synthetic rubber by resilient material.Certainly the material that can play sealing function in this area can also be used to make fluid sealant.
Further, cable splice closure 10 also further comprises: locking device 8, this locking device 8 are positioned on the outer peripheral side of loam cake 2 and lower cover 4, and it is suitable for assembling loam cake 2 and lower cover 4.In the present embodiment, locking device 8 is the locking hinge, be positioned on the opposite side of the pivotally connected side of loam cake 2 and lower cover 4, and fluid sealant 6 is placed on the other both sides of lower cover 4, is respectively arranged with promptly that optical cable inserts hole 12,14,16 and optical cable picks out on the both sides in hole 22,24,26.
Please refer to Fig. 6 and Fig. 7, second embodiment of the present utility model provides the cable splice closure 10 of another kind of form, and its most of assembly is all identical with first embodiment of the present utility model, except the jack of packoff and correspondence.Therefore, no longer other parts of cable splice closure 10 are described, below describe only being directed to the part that it is different from first embodiment at this.
In a second embodiment, stationary installation comprises the main body 210 extended friction parts 232 from packoff 220, and is arranged in loam cake 2 and lower cover 4 and forms the slot of frictional fit with friction part 232 at least one.In the present embodiment, packoff 220 directly and/or removably is fixed in the cable splice closure 10 with cable splice closure 10 frictions by friction part 232, thereby realized packoff 220 is fixed on purpose in the cable splice closure 10, but also can as required these packoffs be removed, so that insert optical cable.Particularly, in the present embodiment, slot comprises three identical jacks 244.
Particularly, described stationary installation comprises the guide portion 230 of extending autonomous agent 210, and has at least one outwards outstanding friction part 232 on the side of guide portion 230; In loam cake 2 and the lower cover 4 at least one is provided with the jack 244 that rubs mutually with friction part 232.
Wherein guide portion 230 is arranged to the externally effect of pressure and is descended to produce deformation to be inserted in the described jack 244, and in this insertion position, friction part 232 contacts with the sidepiece of jack 244, thereby described guide portion 230 is remained in the jack 244.Particularly, in the present embodiment, jack 244 is arranged in the lower cover 4.
In addition, also middle guide portion 234 can be arranged to form shown in Figure 7, the length of middle guide portion 234 is longer than the length of side guide 236, be used to guarantee that the friction part 232 on the side guide 236 contacts with the sidepiece of jack 244, and be unlikely to friction part 232 because guide portion 230 by too much insertion, and reaches the bottom of jack 244.Yet the length of middle guide portion 234 and shape can be selected according to function, and are not limited to said circumstances.
In addition, also a plurality of packoffs 220 can be linked to be first and/or second seal assembly by the syndeton of describing among first embodiment 38.
The explanation that above-mentioned embodiment of the present utility model is only exemplary principle of the present utility model and effect thereof, but not be used to limit the utility model, know and it will be understood by those skilled in the art that, under the situation that does not depart from spirit and scope of the present utility model, any changes and improvements that the utility model is done are all in scope of the present utility model.Rights protection scope of the present utility model, should as the application claim defined is as the criterion.
Claims (10)
1. cable splice closure comprises:
Loam cake;
Lower cover, described lower cover and described loam cake portion within it are defined for jointly and hold optical cable in enclosure space wherein;
At least one optical cable inserts the hole and at least one optical cable picks out the hole, described each optical cable inserts the hole and optical cable picks out the outer peripheral intersection that the hole is positioned at described loam cake and described lower cover, and limit jointly by described loam cake and described lower cover and to form, to provide optical cable to enter and to draw the passage of described cable splice closure; And
Packoff, it is suitable for removably sealing, and described optical cable inserts the hole and/or optical cable picks out the hole, it is characterized in that:
Described packoff comprises: be suitable for sealing described optical cable and insert the main part that hole and/or optical cable pick out the hole, and be used for described main body is fixed in described loam cake and the described lower cover stationary installation at least one, when described cable splice closure is closed, the main part of described packoff be clipped between described loam cake and the described lower cover and with described loam cake and described lower cover sealed engagement.
2. cable splice closure according to claim 1 is characterized in that:
Described stationary installation comprises the extended buckle of described main body from described packoff, and be arranged in described loam cake and lower cover at least one with the described draw-in groove that is clasped.
3. cable splice closure according to claim 2 is characterized in that:
The described buckle of described stationary installation comprises extension at least one pair of guide portion from described main body, and has grab on the described guide portion;
In described loam cake and the described lower cover at least one is provided with the hole clipping that matches with described grab,
Wherein said at least one pair of guide portion is arranged to the externally effect of pressure and is descended to produce deformation to snap onto in the described hole clipping, snaps in the position at this, and described grab engages with described hole clipping, thereby described at least one pair of guide portion is remained in the described hole clipping.
4. cable splice closure according to claim 3 is characterized in that:
Described main body is the cylinder bodily form,
Described guide portion is strip, itself and described main body is integrally formed and along extending perpendicular to the longitudinal axis direction of main body.
5. cable splice closure according to claim 1 is characterized in that:
Described stationary installation comprises the extended friction part of described main body from described packoff, and is arranged in described loam cake and described lower cover and forms the slot of frictional fit with described friction part at least one.
6. cable splice closure according to claim 5 is characterized in that:
Described stationary installation comprises the guide portion of extension from described main body, and has at least one outwards outstanding friction part on the side of described guide portion;
In described loam cake and the described lower cover at least one is provided with the jack in the slot that rubs mutually with described friction part,
Wherein said guide portion is arranged to the externally effect of pressure and is descended to produce deformation to be inserted in the described jack, and in this insertion position, described friction part contacts with the sidepiece of described jack, thereby described guide portion is remained in the described jack.
7. cable splice closure according to claim 6 is characterized in that:
Described main body is the cylinder bodily form; And
Described guide portion and described main body are integrally formed and along the longitudinal axis direction extension perpendicular to main body, it comprises:
Middle guide portion; And a pair of side guide that is positioned at described middle guide portion both sides,
Wherein said friction part is arranged on respectively on the side of described a pair of side guide.
8. cable splice closure according to claim 1 is characterized in that:
The quantity that described optical cable access hole and optical cable pick out the hole is a plurality of,
The quantity of described packoff is a plurality of, and between two or more adjacent packoffs by the syndeton seal component that is formed by connecting, adjacent a plurality of described optical cable inserts the hole or optical cable picks out the hole to seal simultaneously.
9. cable splice closure according to claim 1 is characterized in that also further comprising:
Fluid sealant, described fluid sealant are positioned on the outward flange of described loam cake and described lower cover, and it is suitable for sealing described loam cake, described lower cover and described packoff.
10. cable splice closure according to claim 1 is characterized in that also further comprising:
Locking device, described locking device are positioned on the outer peripheral side of described loam cake and described lower cover, and it is suitable for assembling described loam cake and lower cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202105322U CN201689196U (en) | 2009-09-27 | 2009-09-27 | Fiber optical splice closure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202105322U CN201689196U (en) | 2009-09-27 | 2009-09-27 | Fiber optical splice closure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201689196U true CN201689196U (en) | 2010-12-29 |
Family
ID=43377475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202105322U Expired - Fee Related CN201689196U (en) | 2009-09-27 | 2009-09-27 | Fiber optical splice closure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201689196U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013075175A1 (en) * | 2011-11-23 | 2013-05-30 | Afc Group Pty Ltd | Fibre optic splice closure |
-
2009
- 2009-09-27 CN CN2009202105322U patent/CN201689196U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013075175A1 (en) * | 2011-11-23 | 2013-05-30 | Afc Group Pty Ltd | Fibre optic splice closure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20101229 Termination date: 20170927 |