CN203324530U

CN203324530U - Optical cable joint box and optical cable joint box assembly

Info

Publication number: CN203324530U
Application number: CN2013200726902U
Authority: CN
Inventors: 刘雁; 王黎明; 王利
Original assignee: Tyco Electronics Shanghai Co Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd
Priority date: 2013-02-08
Filing date: 2013-02-08
Publication date: 2013-12-04
Anticipated expiration: 2023-02-08

Abstract

The utility model relates to an optical cable joint box and an optical cable joint box assembly. The optical cable joint box comprises a foundation provided with multiple mounting holes, a support mounted on the foundation, support fittings mounted in a mode of encircling the support, and a joint box cylinder which is matched with the support fittings to form an enclosed space of the optical cable joint box, wherein an edge of the support is provided with multiple concave mounting portions, first elastic sealing bodies are arranged at the concave mounting portions along the edge of the support to form first semi-cylinder bodies, one sides of the support fittings facing the support are provided with multiple concave matching portions, the concave matching portions and the concave mounting portions are in one-to-one correspondence, second elastic sealing bodies are arranged along one side of the support fittings to form second semi-cylinder bodies in the concave matching portions, each of first semi-cylinder bodies and each of the second semi-cylinder bodies which are opposite to each other correspondingly are matched to form a cylinder body, and the cylinder bodies are above the corresponding mounting holes. The optical cable joint box assembly comprises the optical cable joint box above. Through technical schemes above, subsequent sealing operation can be carried out after an assembled fiber sleeve assembly is arranged on the foundation of the optical cable joint box, so technology is simplified.

Description

Cable splice closure, fiber cable joint case assembly

Technical field

Fix when the utility model relates to the multifiber sleeve pipe, relate in particular to cable splice closure, fiber cable joint case assembly.

Background technology

For air-blowing microtubule or ferrule in the installation seal process in the floor-type optical cable connector box, existing process is generally that first mounting bracket part is to base, again by ferrule one by one from bottom to top through the foamed rubber circle, again rubber ring is installed to corresponding slot and is set up, finally load onto outside briquetting part and sealed.

Owing to wanting first mounting bracket part, so will in advance the ferrule of required installation be separated into to relevant position in construction.The foamed rubber circle is generally soft, and ferrule is also flexible, and in order to seal, the caliber size of usually holding on rubber ring can be less than the diameter of ferrule itself, in the time of in pipe insertion rubber ring, can relatively require great effort.If the number of tubes that will pass through is more, when the relative position between the follow-up adjustment rubber ring of needs and sleeve pipe, can be subject to larger resistance, and, because installed holder part early stage, operating space is limited, makes troubles to site operation on a foamed rubber circle.

The utility model content

Pass the operation of a plurality of through holes so that the multifiber sleeve pipe is fixed in cable splice closure respectively for fear of the ferrule that the multifiber sleeve pipe is especially soft, propose the utility model.

According to an aspect of the present utility model, a kind of cable splice closure is proposed, comprising: base is provided with a plurality of mounting holes; Be arranged on the support on base, the edge of support forms a plurality of installation recesses, and the first elastic sealed body forms the first half cylindrical shells along the edge setting of support and the recess place is installed; The accessory bracket of installing around support, accessory bracket is provided with a plurality of cooperating recesses towards a side of support, cooperating recesses is relative one by one with the installation recess, the second half cylindrical shells are arranged and formed in cooperating recesses to the second elastic sealed body along a described side of accessory bracket, the first half cylindrical shells respect to one another and the second half cylindrical shells coordinate and form a cylindrical shell, described cylindrical shell be positioned at corresponding mounting hole directly over; And the connector box sleeve, coordinate to form the confined space of cable splice closure with accessory bracket.

Favourable, the part formation face except half cylindrical shell respect to one another of described the first elastic sealed body and described the second elastic sealed body contacts.Further, described support is roughly square column, and each side of described square column is formed with a plurality of planar portions and the described installation recess between planar portions.Favourable, be provided with the first cylinder projection on the planar portions of described support, be provided with nut in the first cylinder projection, nut has threaded hole; The side that described accessory bracket is relative with described support is provided with the second cylinder projection, the through hole that the screw that confession coordinates with threaded hole or bolt pass is arranged on the center of described the second cylinder projection, and described the second cylinder projection is suitable for holding the first corresponding cylinder projection.Optionally, described accessory bracket comprises four parts around described rack arrangement, described four parts enclose a circle ring part, further, the two ends of the first elastic sealed body are provided with the first inclined-plane, and adjacent the first elastic sealed body substantially vertical layout and the first corresponding inclined-plane each other joins each other; And the two ends of the second elastic sealed body are provided with the second inclined-plane, adjacent the second elastic sealed body substantially vertical layout and the second corresponding inclined-plane each other joins each other.

In above cable splice closure, favourable, described support is formed with the main body floor below the first half cylindrical shells, and this main body floor below forms the radially outward enlarged-diameter section with respect to the first half cylindrical shells; Described accessory bracket is formed with the accessory floor below the second half cylindrical shells, and this accessory floor below forms the radially outward enlarged-diameter section with respect to the second half cylindrical shells.

Optionally, in above-mentioned cable splice closure, be provided with the locking device that contiguous mounting hole is arranged on base.

Optionally, described locking device comprises the grab of the both sides that are arranged in pairs mounting hole, grab extends upward and is provided with in the side towards described mounting hole the projection that is slidably fastened from base, when the described projection that is slidably fastened is subject to the lateral compression power away from corresponding mounting hole, described grab is suitable for away from the lateral deformation slightly of corresponding mounting hole.

Optionally, described locking device comprises an elasticity pressing body arranged in pairs and a locking riser, one end of described elasticity pressing body is fixed on base, the other end extends towards support, and the other end of elasticity pressing body is suitable for towards the base resilient movement when being pressed, described locking riser from described base extend straight up and the side of locking riser towards or roughly towards corresponding mounting hole.Favourable, the slide rail that provides side direction to slip into function also is provided in the both sides of the described locking device of vicinity of mounting hole, in vertical view, the described side of described elasticity pressing body and describedly press the elastomeric described other end and all partially overlap with corresponding slide rail.

According to another aspect of the present utility model, a kind of fiber cable joint case assembly has been proposed, comprising: above-mentioned cable splice closure; And the ferrule stationary installation, described ferrule stationary installation comprises: cylinder; The dewclaw dish, be arranged on described upper end, and circumferential direction interval, described dewclaw rim is furnished with a plurality of the first draw-in grooves, and each first draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and described dewclaw dish has the dewclaw dish intermediate throughholes of passing for cylinder; The lower claw dish, be arranged on described lower end, and circumferential direction interval, described lower claw rim is furnished with a plurality of the second draw-in grooves, and each second draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and each second draw-in groove aligns with the first corresponding draw-in groove; The anchor ear part, hold removedly described lower claw dish and circumferentially arrange; The 3rd elastic sealed body, described the 3rd elastic sealed body has circumferential spaced apart a plurality of the 3rd draw-in grooves of the 3rd elastic sealed body intermediate throughholes and edge that pass for cylinder, each the 3rd draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove radially outward, and wherein: described the 3rd elastic sealed body is held by described cylindrical shell and be relative with described cylindrical shell; And dewclaw dish drive division, pushing described the 3rd elastic sealed body for driving the dewclaw dish to move with respect to cylinder, the 3rd elastic sealed body produces the radially outward expansion towards cylindrical shell based on extruding.Favourable, each first draw-in groove and/or each the second draw-in groove zoom in the size of opening part separately.

Favourable, described dewclaw dish drive division comprise cylinder upper end screw thread and with the nut piece of described threaded engagement, the operation that screws of nut piece is pressed described dewclaw dish towards described the 3rd elastic sealed body, and described the 3rd elastic sealed body produces the radially outward expansion towards described cylindrical shell thus.Further favourable, the operating portion for rotating cylinder that described nut piece comprises right cylinder and is arranged on the right cylinder top, right cylinder inside is provided with the internal thread with the threaded engagement of cylinder upper end, and, in vertical view, described cylindrical external diameter is positioned in the curve that the radially inner edge of the first draw-in groove forms.

Optionally, described cylinder is hollow; Described dewclaw dish drive division comprises: the nut that is arranged on the junction of described cylinder and described lower claw dish; Bolt, one end of bolt engages with described nut thread through the cylinder of hollow, the other end of bolt has enlarged-diameter section and is positioned at described dewclaw dish top, the bottom surface of described enlarged-diameter section is against described dewclaw dish, thereby the screwing in nut along with bolt, enlarged-diameter section is the described dewclaw dish of extruding downwards.

Favourable, be provided with the key bar extended along described axis direction on the outer surface of described cylinder, be provided with the dewclaw dish keyway coordinated with described key bar in described dewclaw dish intermediate throughholes.

Optionally, the fiber cable joint case assembly also comprises: shaft collar, described shaft collar has circumferential spaced apart a plurality of the 4th draw-in grooves of shaft collar intermediate throughholes and edge that pass for cylinder, each the 4th draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove, the 3rd draw-in groove being parallel on the direction of described axis direction radially outward, and described shaft collar is arranged between lower claw dish and elastic sealed body.Further, be provided with the key bar extended along described axis direction on the outer surface of described cylinder, be provided with the shaft collar keyway coordinated with described key bar in described shaft collar intermediate throughholes.Further, the inside surface of described the 4th draw-in groove is provided with the cross rib arranged perpendicular to described axis direction.

Optionally, the inside surface of described the second draw-in groove is provided with the cross rib arranged perpendicular to described axis direction.

Optionally, described lower claw dish is provided with 2n the second draw-in groove, and n is not less than 3 natural number, between adjacent the second draw-in groove, with intercostal, separates, and the rib of n wherein extends radially outwardly and is formed with the wedge-shaped part that size enlarges gradually, between every two adjacent wedge-shaped parts, has two the second draw-in grooves.

Optionally, described anchor ear part has two half-unit, and two half-unit combines openably.Further, described lower claw dish is provided with 2n the second draw-in groove, and n is not less than 3 natural number, between adjacent the second draw-in groove, with intercostal, separates, and the rib of n wherein extends radially outwardly and is formed with the wedge-shaped part that n size enlarges gradually, has two the second draw-in grooves between every two adjacent wedge-shaped parts; The radially inner side of anchor ear part is provided with groove, and described wedge-shaped part is adapted to fit in described groove.Further, one and half ones of anchor ear part are provided with an opening that radially extends through described anchor ear part in the position of described groove; The radial outer end of a wedge-shaped part in n wedge-shaped part also radially is extended with a projection, during described projection is adapted to fit in opening when the anchor ear part holds described lower claw dish.

Optionally, between adjacent the second draw-in groove, with intercostal, separate, a plurality of ribs extend radially outwardly to form teat; The radially inner side of anchor ear part is provided with groove, and described teat is adapted to fit in described groove.

Optionally, described anchor ear part also has along the fin circumferentially extended and the connection auxiliary section below fin; Described connection auxiliary section is placed in described mounting hole; Described fin is resisted against on the edge of mounting hole.

Optionally, be provided with the grab that contiguous mounting hole is arranged on described base; Described anchor ear part also is provided with the longitudinal rib extended along described axis direction at outside surface; Described grab coordinates to stop described anchor ear part to rotate with respect to base in screwing the process of nut piece with described longitudinal rib.

Optionally, described support is formed with the main body floor below the first half cylindrical shells, and this main body floor below forms the radially outward enlarged-diameter section with respect to the first half cylindrical shells; Described accessory bracket is formed with the accessory floor below the second half cylindrical shells, and this accessory floor below forms the radially outward enlarged-diameter section with respect to the second half cylindrical shells; Described main body floor and described accessory floor compress the top of described anchor ear part simultaneously.

Proposed a kind of fiber cable joint case assembly more on the one hand according to of the present utility model, having comprised: above-mentioned cable splice closure; And the ferrule stationary installation, described ferrule stationary installation comprises: cylinder has the upper and lower on the axis direction of cylinder, the nut piece that the upper end on top is provided with screw thread and coordinates with it; The dewclaw dish, be arranged on place, described top, and circumferential direction interval, described dewclaw rim is furnished with a plurality of the first draw-in grooves, and each first draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and described dewclaw dish has the dewclaw dish intermediate throughholes of passing for cylinder; The lower claw dish, be arranged on place, described bottom, circumferential direction interval, described lower claw rim is furnished with a plurality of the second draw-in grooves, and each second draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and each second draw-in groove aligns with the first corresponding draw-in groove being parallel on the direction of described axis direction; The 3rd elastic sealed body, described the 3rd elastic sealed body has the 3rd elastic sealed body intermediate throughholes of passing for cylinder and along circumferential spaced apart a plurality of the 3rd draw-in grooves, and each the 3rd draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove being parallel on the direction of described axis direction radially outward; Lower fixed disk, be fixed on the lower end of bottom of cylinder, and be furnished with a plurality of the 4th draw-in grooves along the circumferential direction interval, each the 4th draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove, the 3rd draw-in groove being parallel on the direction of described axis direction radially outward, wherein, the radial outside of described lower fixed disk also is provided with downwards the grab extended, and in the mounting hole of described grab and base, is connected the auxiliary section cooperation; The anchor ear part, hold removedly described shaft collar and circumferentially arrange, and wherein: described the 3rd elastic sealed body is held by described cylindrical shell and be relative with described cylindrical shell; The operation that screws of nut piece is pressed described dewclaw dish towards described the 3rd elastic sealed body, and described the 3rd elastic sealed body produces the radially outward expansion towards described cylindrical shell thus.

Favourable, each first draw-in groove and/or each the second draw-in groove zoom in the size of opening part separately.Favourable, the operating portion for rotating cylinder that described nut piece comprises right cylinder and is arranged on the right cylinder top, right cylinder inside is provided with the internal thread with the threaded engagement of cylinder upper end, and, in vertical view, described cylindrical external diameter is positioned in the curve that the radially inner edge of the first draw-in groove forms.

Favourable, described support is formed with the main body floor below the first half cylindrical shells, and this main body floor below forms the radially outward enlarged-diameter section with respect to the first half cylindrical shells; Described accessory bracket is formed with the accessory floor below the second half cylindrical shells, and this accessory floor below forms the radially outward enlarged-diameter section with respect to the second half cylindrical shells; Described main body floor and described accessory floor compress the top of described anchor ear part simultaneously.

Utilize the technical solution of the utility model, by by ferrule through the operation change of through hole for ferrule being pressed to (engaging) in the week of keeper groove laterally, then utilize anchor ear part fixed fiber sleeve pipe, can avoid the multifiber sleeve pipe is passed respectively to the operation of a plurality of through holes, and, can after the fiber casing component assembled is placed on the connector box base, carry out follow-up seal operation, this has simplified technique.

The accompanying drawing explanation

For the purpose of this utility model, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, wherein:

Fig. 1 is the schematic isometric according to the cable splice closure of an embodiment of the present utility model, and some of accessory brackets are removed;

The schematic isometric at another visual angle that Fig. 2 is the cable splice closure in Fig. 1, wherein, the accessory bracket of part is removed in addition;

The schematic isometric at another visual angle that Fig. 3 is the cable splice closure in Fig. 2, wherein, support is removed;

Fig. 4 is the schematic isometric according to an ingredient of the accessory bracket of the cable splice closure of an embodiment of the present utility model;

The schematic isometric that Fig. 5 is the second elastic sealed body on the ingredient that is suitable for being arranged in Fig. 4;

Fig. 6 is that the second elastic sealed body in Fig. 5 is set to the schematic isometric on the ingredient in Fig. 4;

The view that Fig. 7 is another visual angle of parts in Fig. 6, wherein, show for ingredient being fixed to the bolt on support;

Fig. 8 is the schematic isometric according to the accessory bracket of the cable splice closure of an embodiment of the present utility model;

Fig. 9 is the schematic isometric according to the support of the cable splice closure of an embodiment of the present utility model;

The schematic isometric that Figure 10 is the first elastic sealed body on the support that is suitable for being arranged in Fig. 9;

Figure 11 is that the first elastic sealed body in Figure 10 is arranged into the schematic isometric on the support in Fig. 9;

Figure 12 is that the ferrule stationary installation that is fixed with the multifiber sleeve pipe is arranged on the schematic isometric in cable splice closure;

The partial enlarged view that Figure 13 is Figure 12, the cylindrical shell that wherein shows the first elastic sealed body and the formation of the second elastic sealed body holds the ferrule stationary installation;

The partial enlarged view that Figure 14 is Figure 12, wherein show coordinating between grab on base and anchor ear part;

Figure 15 is the partial enlarged view in Figure 12, and has save support, to show coordinating of accessory bracket and ferrule stationary installation;

Figure 16 is the partial enlarged view in Figure 12, and has save accessory bracket and the second elastic sealed body, to show coordinating of support and ferrule stationary installation;

Figure 17 is the schematic perspective view according to the ferrule stationary installation of an embodiment of the present utility model;

The decomposing schematic representation that Figure 18 is the device in Figure 17;

Figure 19 is that a ferrule is fastened on the schematic diagram in the draw-in groove of the device in Figure 17, and wherein, the anchor ear part is removed;

Figure 20 is parallel to the axis direction of cylinder of device and the schematic cross sectional views of the device that intercepts through this axis;

Figure 21 is the schematic perspective view according to the anchor ear part of an embodiment of the present utility model;

The schematic perspective view that Figure 22 is one and half ones of anchor ear part in Figure 21;

Figure 23 is the schematic perspective view according to cylinder and the lower claw dish of the ferrule stationary installation of an embodiment of the present utility model;

Figure 24 is the schematic perspective view according to the dewclaw dish of the ferrule stationary installation of an embodiment of the present utility model;

The schematic perspective view of the cylinder that Figure 25 is the device in Figure 17, dewclaw dish, lower claw dish;

Figure 26 is the schematic perspective view according to the elastic sealed body of the ferrule stationary installation of an embodiment of the present utility model;

Figure 27 is the schematic perspective view according to the shaft collar of the ferrule stationary installation of an embodiment of the present utility model;

The schematic perspective view that cylinder, dewclaw dish, lower claw dish, elastic sealed body, the shaft collar that Figure 28 is the ferrule stationary installation according to an embodiment of the present utility model fits together;

Figure 29 is the schematic perspective view according to the nut piece of the ferrule stationary installation of an embodiment of the present utility model;

Figure 30 is the cut-open view that is arranged in the ferrule stationary installation in cable splice closure according to an embodiment of the present utility model;

Figure 31-32 are for illustrating the schematic diagram according to the fiber cable joint case assembly of another embodiment of the present utility model;

Figure 33 is the partial schematic diagram according to the fiber cable joint case assembly of another embodiment of the present utility model;

Figure 34 is the schematic diagram that the anchor ear part in Figure 33 coordinates with grab;

Figure 35 is the partial schematic diagram according to the fiber cable joint case assembly of an embodiment of the present utility model, wherein shows coordinating of anchor ear part and locking device;

The schematic diagram that Figure 36 is the locking device in Figure 35;

Figure 37 is the schematic diagram according to the top of the connector box sleeve optical fiber cable placed connector box of the fiber cable joint case assembly of an embodiment of the present utility model;

Figure 38 is the schematic perspective view of ferrule stationary installation that is suitable for simultaneously fixing many wire rods according to an embodiment of the present utility model;

The schematic sectional view that Figure 39 is the wire rod fixing device in Figure 38.

Embodiment

Although fully describe the utility model with reference to the accompanying drawing that contains preferred embodiment of the present utility model, but before describing, this should be appreciated that those of ordinary skill in the art can revise utility model described herein, obtains technique effect of the present utility model simultaneously.Therefore, must understand above description to those of ordinary skill in the art and Yan Weiyi discloses widely, and its content does not lie in the described exemplary embodiment of restriction the utility model.

As shown in Fig. 1-16, the utility model relates to a kind of cable splice closure, comprising: base 1100(is referring to Figure 12-14), be provided with a plurality of mounting hole 1101(referring to Figure 12); Be arranged on support 1200(on base 1100 referring to Fig. 1,2,9,11,16), as shown in Figure 9, the edge of support forms a plurality of installation recess 1201, the first elastic sealed body 1300(referring to Figure 10) form the first half cylindrical shell 1301(referring to Figure 10 along the edge setting of support and recess 1201 places are installed); The accessory bracket 1400(installed around support 1200 is referring to Fig. 1-3,8, accessory bracket 1400 is provided with a plurality of cooperating recesses 1401(referring to Fig. 4 towards a side of support), cooperating recesses 1401 is relative one by one with installation recess 1201, referring to Fig. 5, the second half cylindrical shells 1501 are arranged and formed in cooperating recesses to the second elastic sealed body 1500 along a described side of accessory bracket, as shown in Fig. 3,13, the first half cylindrical shells 1301 respect to one another and the second half cylindrical shells 1501 coordinate and form a cylindrical shell.Described cylindrical shell be positioned at corresponding mounting hole 1101 directly over.Cable splice closure also comprises that connector box sleeve 1600(is for example referring to Figure 37), coordinate to form the confined space of cable splice closure with accessory bracket.

Preferably, half cylindrical shell is semicircle cylindrical shell.

Favourable, the part formation face except half cylindrical shell respect to one another of described the first elastic sealed body and described the second elastic sealed body contacts, so, in the situation that the first elastic sealed body and the second elastic sealed body are compressed relative to each other, can improve sealing property.

As shown in Figure 9, described support 1200 is roughly square column, and each side of described square column is formed with a plurality of planar portions 1202 and the described installation recess 1201 between planar portions.Be provided with on the planar portions 1202 of described support 1200 in the first cylinder projection 1203, the first cylinder projections 1203 and be provided with nut, nut has the threaded hole (not shown); The side that described accessory bracket 1400 is relative with described support 1200 is provided with the second cylinder projection 1403(referring to Fig. 4), the screw that confession coordinates with threaded hole or bolt 1404(are referring to Fig. 7) through hole passed is arranged on the center of described the second cylinder projection 1403, and described the second cylinder projection 1403 is suitable for holding the first corresponding cylinder projection 1203.

As shown in Figure 8, described accessory bracket 1400 can comprise four parts of arranging around described support 1200, and described four parts enclose a circle ring part.

Referring to Figure 10, the two ends of the first elastic sealed body 1300 are provided with the first inclined-plane 1302, and adjacent the first elastic sealed body substantially vertical layout and the first corresponding inclined-plane each other joins each other; Referring to Fig. 5, the two ends of the second elastic sealed body 1500 are provided with the second inclined-plane 1502, and adjacent the second elastic sealed body substantially vertical layout and the second corresponding inclined-plane each other joins each other.

As shown in Figure 11, the shape of the side of the shape of the first elastic sealed body 1300 and support 1200 matches, and as shown in Figure 6, the shape of the inboard of the shape of the second elastic sealed body 1500 and accessory bracket 1400 matches.

The second elastic sealed body 1500 can be placed in the pickup groove of accessory bracket 1400 inboards.

As shown in Figure 5, be provided with the hole 1503 of passing for the second cylinder projection 1403 on the planar portions of the second elastic sealed body 1500, as shown in Figure 10, be provided with the hole 1303 of passing for the first cylinder projection 1203 on the planar portions of the first elastic sealed body 1300.Utilize coordinating between hole 1303 and the first cylinder projection 1203, the first elastic sealed body 1300 can also be arranged in to the side of support 1200.

As shown in Figure 9, support 1200 below the first half cylindrical shells (or below that recess 1201 is installed) is formed with main body floor 1204, and this main body floor below forms the radially outward enlarged-diameter section 1205 with respect to the first half cylindrical shells; As shown in Fig. 7,15, accessory bracket 1400 below the second half cylindrical shells (or below of cooperating recesses 1401) is formed with accessory floor 1405, and this accessory floor below forms the radially outward enlarged-diameter section 1406 with respect to the second half cylindrical shells.

The first elastic sealed body and the second elastic sealed body all can be made by gel, but also can be made by other any suitable not only flexible but also materials that can play sealing function.

17-29 describes the ferrule stationary installation 100 according to an embodiment of the present utility model with reference to the accompanying drawings.

As shown in Figure 17-20,28, described device 100 comprises: cylinder 10 has 11He lower end, upper end 12(on the axis direction of cylinder more specifically, referring to Figure 23); Dewclaw dish 20, be arranged on 11 places, described upper end, and circumferential direction interval, described dewclaw rim is furnished with a plurality of the first draw-in grooves 21, and each first draw-in groove 21 is opening and be suitable for receiving optical fiber sleeve pipe (more specifically, referring to Figure 24) radially outward; Lower claw dish 30, be arranged on 12 places, described lower end, circumferential direction interval, described lower claw rim is furnished with a plurality of the second draw-in grooves 31, each second draw-in groove 31 is opening and be suitable for the receiving optical fiber sleeve pipe (more specifically radially outward, referring to Figure 23), each second draw-in groove 31 is being parallel on the direction of described axis direction and the first corresponding draw-in groove 21 align (for example,, referring to Figure 25); And anchor ear part 40(is more specifically, referring to Figure 21,22), hold removedly described lower claw dish 30 and circumferentially arrange, wherein, each first draw-in groove 21 and/or each the second draw-in groove 31 zoom in the size of opening part separately.

Utilize above-mentioned technical scheme, by by ferrule 200 through the operation change of through hole for ferrule 200 is pressed to (engaging) at keeper, for example dewclaw dish and lower claw dish, week in groove laterally, then utilize anchor ear part 40 fixed fiber sleeve pipes, can avoid the ferrule that the multifiber sleeve pipe is especially soft to pass respectively the operation of a plurality of through holes.Because the first draw-in groove 21 and/or the second draw-in groove 31 zoom in the size of opening part, for example, so, for the ferrule 200 that is applicable to external diameter, ferrule, can be fastened on ferrule 200 in draw-in groove, thereby use the fastening operation of anchor ear part 40 after being convenient to.It should be noted that, zoom in and mean that ferrule 200 can enter into draw-in groove by this opening in the situation that apply suitable radially inner pressing force in the size of opening part, simultaneously, due to zooming in of opening, ferrule 200 is not in the situation that apply external force and can radially outwards not shift out from draw-in groove.In this article, although take the part of circular as having exemplified the shape of draw-in groove,, as one of ordinary skill in the understanding, the cross sectional shape based on ferrule, the shape of draw-in groove also can change.

Favourable, as shown in Figure 17,18, install 100 and can also comprise elastic sealed body 50.As shown in Figure 25, described elastic sealed body 50 has the elastic sealed body intermediate throughholes 52 of passing for cylinder 10 and along circumferential spaced apart a plurality of the 3rd draw-in grooves 51, and each the 3rd draw-in groove 51 is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove 21, the second draw-in groove 31 being parallel on the direction of described axis direction radially outward.Elastic sealed body 50 can be the keeper of the provided elastic deformation of foamed rubber body or other types.Elastic sealed body 50 not only can play the effect that keeps ferrule 200, and elastic sealed body 50 when being subject to along the extruding on axis direction (as mention later by dewclaw dish 20 extruding the time), the meeting radial and outward deformation, when this distortion is subject to hindering at the contact barrier, can provides with contacting of barrier and seal and/or clamp the ferrule 200 in the 3rd draw-in groove 51.

Favourable, the 3rd draw-in groove 51 is also that the size at opening part zooms in.

Favourable, as shown in Figure 24, described dewclaw dish 20 has the dewclaw dish intermediate throughholes 22 of passing for cylinder; And as shown in Figure 18,22,23,29, the nut piece 70 that described upper end 11 is provided with screw thread 11a and coordinates with it, the screwing operation and can press described dewclaw dish 20 towards described elastic sealed body 50 of nut piece 70.Referring to Figure 29, the operating portion for rotating cylinder 72 that described nut piece 70 comprises right cylinder 71 and is arranged on right cylinder 71 tops, right cylinder 71 inside are provided with the internal thread with the threaded engagement of cylinder upper end, and in vertical view, described cylindrical external diameter is positioned in the curve that the radially inner edge of the first draw-in groove 21 forms, so, nut piece 70 can not affect the layout of ferrule 200.

As shown in Figure 23, be provided with the key bar 13 extended along described axis direction on the outer surface of described cylinder 10, as shown in Figure 24, be provided with the dewclaw dish keyway 23 coordinated with described key bar 13 in described dewclaw dish intermediate throughholes 22.

As shown in Figure 18, device 100 can also comprise shaft collar 60, referring to Figure 27, described shaft collar 60 has circumferential spaced apart a plurality of the 4th draw-in grooves 61 of shaft collar intermediate throughholes 62 and edge that pass for cylinder 10, each the 4th draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove 21, the second draw-in groove 31, the 3rd draw-in groove 51 being parallel on the direction of described axis direction radially outward, and described shaft collar 60 is arranged between lower claw dish 30 and elastic sealed body 50.Favourable, be provided with the shaft collar keyway 63 coordinated with key bar 13 in described shaft collar intermediate throughholes 62.The 4th draw-in groove 61 can have with the first draw-in groove 21 and similarly designs.Preferably, the inside surface of described the 4th draw-in groove 61 can be provided with the cross rib arranged perpendicular to described axis direction, and this cross rib can contribute to increase the resistance that ferrule 200 is extracted along axis direction from draw-in groove.

The inside surface of described the second draw-in groove 31 also can be provided with the cross rib arranged perpendicular to described axis direction.

As shown in Figure 23, described lower claw dish 30 can be provided with 2n the second draw-in groove 31, n is not less than 3 natural number, between adjacent the second draw-in groove 31, with intercostal, separate, and the rib of n wherein extends radially outwardly and is formed with the wedge-shaped part 32 that size enlarges gradually, has two the second draw-in grooves 31 between every two adjacent wedge-shaped parts.Two inclined-planes of a wedge-shaped part 32 play respectively the effect of the opening that zooms in the second adjacent draw-in groove 31.Favourable, the radially inner side of anchor ear part 40 is provided with groove 41, and described wedge-shaped part 32 is adapted to fit in described groove 41 (referring to Figure 20).

21,22 anchor ear part 40 is described with reference to the accompanying drawings.As shown in Figure 21, described anchor ear part 40 has two half-unit, and two half-unit combines openably.Two half-unit can also can connect by an end each other pivotly by two link together (structures as shown in Figure 21-22) that are clasped, and the other end utilizes buckle to connect and combines.Also can be next in conjunction with two half-unit for utilizing being fastenedly connected of screw.As shown in Figure 21,22, two half-unit is roughly the same structure, and an end of one and half ones is provided with bayonet socket 43, and the other end is provided with elastic fastening hook 44, and this elastic fastening hook 44 is suitable for being bonded in the bayonet socket 43 of another half one.When the two half-unit by Figure 21,22 is pressed toward each other, two elastic fastening hooks 44 join to respectively in two corresponding bayonet sockets 43, thereby two half-unit combines.

As shown in Figure 21, one and half ones of anchor ear part 40 are provided with an opening 42 that radially extends through described anchor ear part in the position of described groove 41; The radial outer end of a wedge-shaped part 32 in n wedge-shaped part also radially is extended with a projection 32a(referring to Figure 23), described projection 32a is adapted to fit in (referring to Figure 17) in opening 42 when the anchor ear part holds described lower claw dish.Projection 32a coordinates with opening 42 can prevent that lower claw dish 30 from rotating with respect to anchor ear part 40.

Also projection 32a can be set.Now, between adjacent the second draw-in groove 31, with intercostal, separate, a plurality of ribs extend radially outwardly to form teat (corresponding to wedge-shaped part 32); The radially inner side of anchor ear part is provided with groove, and described teat is adapted to fit in described groove.

During the coordinating of groove and wedge-shaped part, with respect to the anchor ear part, the upper lower wall along the mobile cup groove on axis direction stops wedge-shaped part, thereby plays the effect that prevents that the lower claw dish from moving along axis direction with respect to the anchor ear part.

As shown in Figure 21,22, described anchor ear part 40 also has along the fin 45 circumferentially extended and the connection auxiliary section 46 below fin.The outer peripheral face of described anchor ear part 40 is also established and can be put a plurality of longitudinal ribs 47.

The utility model also relates to a kind of fiber cable joint case assembly, comprises above-mentioned cable splice closure and above-mentioned ferrule stationary installation 100, and described ferrule stationary installation comprises: cylinder 10; Dewclaw dish 20, be furnished with a plurality of the first draw-in grooves 21 along circumferential direction interval, side, each first draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and described dewclaw dish has the dewclaw dish intermediate throughholes 22 of passing for cylinder; Lower claw dish 30, be furnished with a plurality of the second draw-in grooves 31 along circumferential direction interval, side, each second draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and each second draw-in groove aligns with the first corresponding draw-in groove, and the dewclaw dish is connected by cylinder with the lower claw dish; Anchor ear part 40, hold described lower claw dish removedly along circumferential direction; The 3rd elastic sealed body 50, described the 3rd elastic sealed body has circumferential spaced apart a plurality of the 3rd draw-in grooves 51 of the 3rd elastic sealed body intermediate throughholes and edge that pass for cylinder, each the 3rd draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove radially outward, wherein, described the 3rd elastic sealed body is held by described cylindrical shell and is relative with described cylindrical shell; And dewclaw dish drive division, pushing described the 3rd elastic sealed body for driving the dewclaw dish to move with respect to cylinder, the 3rd elastic sealed body produces the radially outward expansion towards cylindrical shell based on extruding.

Optionally, described dewclaw dish drive division comprise cylinder 10 upper end screw thread and with the nut piece 70 of described threaded engagement, the operation that screws of nut piece is pressed described dewclaw dish towards described the 3rd elastic sealed body, and described the 3rd elastic sealed body produces the radially outward expansion towards described cylindrical shell thus.

The operating portion for rotating cylinder that described nut piece comprises right cylinder and is arranged on the right cylinder top, right cylinder inside is provided with the internal thread with the threaded engagement of cylinder upper end, and, in vertical view, described cylindrical external diameter is positioned in the curve that the radially inner edge of the first draw-in groove forms.

In the time of in ferrule stationary installation 100 is arranged on cable splice closure, as shown in Figure 30, elastic sealed body 50 is held by described cylindrical shell and is relative with described cylindrical shell, relative with half cylindrical shell 1501 of half cylindrical shell 1301 of the first elastic sealed body 1300 and the second elastic sealed body 1500; The operation that screws of nut piece 70 is pressed described dewclaw dish 20 towards elastic sealed body 50, elastic sealed body 50 produces the radially outward expansion towards described cylindrical shell thus, elastic sealed body 50 contacts with the face of cylindrical shell and not only forms sealing, also forms further fixing ferrule 200.

Described anchor ear part 40 has along the fin 45 circumferentially extended and the connection auxiliary section 46 below fin.Connect auxiliary section 46 and be placed in described mounting hole 1101, fin 45 is resisted against on the edge of mounting hole 1101, as shown in Figure 14.

As shown in Figure 16, anchor ear part 40 is arranged in the enlarged-diameter section 1205 of the below of below that recess 1201 is installed or main body floor 1204, as shown in Figure 15, anchor ear part 40 also is positioned at the below of cooperating recesses of accessory bracket 1400 or the below of accessory floor 1405, main body floor 1204 and described accessory floor 1405 compress the top of described anchor ear part 40 simultaneously, anchor ear part 40 is pressed in to the mounting hole top.

Although do not illustrate, fiber cable joint case assembly top can also arrange the connector box sleeve, with the ferrule in the sealing adaptor box.

Below with reference to Figure 31-32, the fiber cable joint case assembly according to another embodiment of the present utility model is described, it is from the different of fiber cable joint case assembly in a upper embodiment: the structure of ferrule stationary installation slightly changes, and is provided with the auxiliary section that is connected of special and the cooperation of the grab in the ferrule stationary installation in the base of cable splice closure.Basically omitted most structures of cable splice closure in Figure 31, only showed the connection auxiliary section be arranged in base, other structures of cable splice closure and the structure of the cable splice closure in top embodiment are roughly the same.

As shown in Figure 31-32, the ferrule stationary installation comprises:

Cylinder 10, have the upper and lower on the axis direction of cylinder 10, the nut piece 70 that the upper end on top is provided with screw thread 11 and coordinates with it;

Dewclaw dish 20, be arranged on place, described top, and circumferential direction interval, described dewclaw rim is furnished with a plurality of the first draw-in grooves 21, and each first draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and described dewclaw dish has the dewclaw dish intermediate throughholes of passing for cylinder;

Lower claw dish 30, be arranged on place, described bottom, circumferential direction interval, described lower claw rim is furnished with a plurality of the second draw-in grooves 31, each second draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and each second draw-in groove aligns with the first corresponding draw-in groove 21 being parallel on the direction of described axis direction;

The 3rd elastic sealed body 50, it is (not shown that described the 3rd elastic sealed body 50 has circumferential spaced apart a plurality of the 3rd draw-in grooves of the 3rd elastic sealed body intermediate throughholes and edge that pass for cylinder, there is the structure that is similar to the first draw-in groove 21), each the 3rd draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove being parallel on the direction of described axis direction radially outward;

Lower fixed disk 80, be fixed on the lower end of bottom of cylinder 10, and be furnished with a plurality of the 4th draw-in grooves along the circumferential direction interval (not shown, there is the structure that is similar to the first draw-in groove 21), each the 4th draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and be parallel on the direction of described axis direction and the first corresponding draw-in groove radially outward, the second draw-in groove, the 3rd draw-in groove alignment, wherein, the radial outside of described lower fixed disk 80 also is provided with the grab 81 extended downwards, the auxiliary section 1103 that is connected in the mounting hole 1101 of described grab 81 and base 1100 coordinates, can be provided with groove on grab 81, connecting auxiliary section 1103 can be to be suitable for snapping into the projection in this groove, grab 81 can be also other fit form with being connected between auxiliary section 1103,

Anchor ear part 40, hold removedly described lower fixed disk and circumferentially arrange.

Similarly, the 3rd elastic sealed body 50 is held by described cylindrical shell and is relative with described cylindrical shell; The operation that screws of nut piece 70 is pressed described dewclaw dish towards described the 3rd elastic sealed body 50, and described the 3rd elastic sealed body 50 produces the radially outward expansion towards described cylindrical shell thus.

Describe the fiber cable joint case assembly according to another embodiment of the present utility model below with reference to Figure 38-39, Figure 38 is the schematic perspective view according to the ferrule stationary installation of the fiber cable joint case assembly of an embodiment of the present utility model.The schematic sectional view that Figure 39 is the ferrule stationary installation in Figure 38.Concrete, dewclaw dish 20 has the dewclaw dish intermediate throughholes of passing for cylinder 10, thereby can move up and down along cylinder 10; Described cylinder 10 is hollow, and described cylinder 10 is provided with nut 35 with the junction of described lower claw dish 30, and nut 35 can be arranged in lower claw dish 30, also can be arranged on lower claw dish 30 upper surfaces or lower surface; Described device also comprises bolt 90, one end of bolt is threadedly engaged with described nut 35 through the cylinder 10 of hollow, the other end of bolt has enlarged-diameter section 92 and is positioned at described dewclaw dish 20 tops, the bottom surface of described enlarged-diameter section 92 is against described dewclaw dish 20, thereby the screwing in nut along with bolt, enlarged-diameter section 92 is the described dewclaw dish 20 of extruding downwards.Dewclaw dish 20 is moved down because push downwards, and extruding is positioned at the elastic sealed body 50 of dewclaw dish 20 belows thus.In the present embodiment, also shaft collar 60 can be set.Except the embodiment of the scheme that drives dewclaw dish 20 to move down to push elastic sealed body 50 and front is different, the ferrule stationary installation shown in Figure 38,39 and ferrule stationary installation previously discussed are roughly the same.

Describe the fiber cable joint case assembly according to another embodiment of the present utility model below with reference to Figure 33-34, it is from the different of fiber cable joint case assembly in top embodiment: be provided with the grab that the fin on the special anchor ear part with in the ferrule stationary installation coordinates in the base of cable splice closure.Figure 33 has omitted most structures of cable splice closure basically, but shows particularly the grab that contiguous mounting hole is arranged, other structures of cable splice closure and the structure of the cable splice closure in top embodiment are roughly the same.

As shown in figure 33, anchor ear part 40 has along the fin 45 circumferentially extended and the connection auxiliary section 46 below fin; Described connection auxiliary section is suitable for being placed in mounting hole 1101; Be provided with the grab 1106 that contiguous mounting hole is arranged on described base 1100, be provided with projection 1106a on described grab, in the process of mounting hole 1101 is inserted in described connection auxiliary section (being in pressing downward to the process of anchor ear part 40 shown in arrow in Figure 33), fin 45 engages radially outward to promote grab with the projection 1106a on grab, after fin 45 slips over the projection 1106a on grab, the projection 1106a that grab 1106 turns back on original position and grab engages with the upper limb of fin 45, as shown in Figure 34.Favourable, the size of mounting hole 1101 is slightly larger than the size that connects 46 bottoms, auxiliary section, make connection 46De bottom, auxiliary section to be placed in one, the size that still connects 46De top, auxiliary section is greater than the size of mounting hole, between the upper and lower that connects auxiliary section, forms a step.

Figure 35 is the partial schematic diagram according to the fiber cable joint case assembly of an embodiment of the present utility model, wherein shows coordinating of anchor ear part and locking device; The schematic diagram that Figure 36 is the locking device in Figure 35.As shown in Figure 35-36, be provided with the locking device 1108,1109 that contiguous mounting hole is arranged on described base, described locking device comprises an elasticity pressing body 1108 arranged in pairs and a locking riser 1109, one end of described elasticity pressing body is fixed on base, other end 1108a extends towards support, and the other end of elasticity pressing body is suitable for towards the base resilient movement when being pressed, described locking riser from described base extend straight up and a side 1109a locking riser towards or roughly towards corresponding mounting hole.Described anchor ear part 40 also is provided with the longitudinal rib 47 extended along described axis direction at outside surface.At described anchor ear part in the radially inner process be moved laterally to above mounting hole 1101, thereby the longitudinal rib 47 that is positioned at anchor ear part 40 both sides slides through respectively the described other end of described elasticity pressing body and the described side anchor ear part of described locking riser is locked on radially outer side direction by the described side of the described other end of described elasticity pressing body and described locking riser.

Favourable, as shown in Figure 35, the slide rail 1110 that provides side direction to slip into function also is provided in the both sides of the described locking device of vicinity of mounting hole 1101, in vertical view, the described side of described elasticity pressing body and describedly press the elastomeric described other end and all partially overlap with corresponding slide rail, the weight here and meaning when the anchor ear part radially inwardly slips into, the described side of described elasticity pressing body and describedly press the elastomeric described other end and can contact with longitudinal rib 47.

Needs by anchor ear part 40 or light sleeve fixing device when base shifts out, the other end 1108a that can pin the elasticity pressing body with a hand makes it downward, with reduce its with longitudinal rib between contact, then, can the anchor ear part be shifted out with the another hand.

Below describe for example the sealing-installing method of ferrule, comprise the following steps:

The for example cable splice closure shown in Fig. 1-Figure 16 is provided;

The for example ferrule stationary installation shown in Figure 17-Figure 30 is provided;

Multifiber sleeve pipe 200 is fixed in described ferrule stationary installation, and wherein each root ferrule is placed in the first draw-in groove, the second draw-in groove and the 3rd draw-in groove of alignment, utilizes anchor ear part 40 along circumferentially holding lower claw dish 30;

Described ferrule stationary installation is placed in to mounting hole 1101 tops, and mounting bracket 1200 and accessory bracket, make described the 3rd elastic sealed body 50 be held by described cylindrical shell and relative with described cylindrical shell;

Screw nut piece 70 towards described the 3rd elastic sealed body 50, to press described dewclaw dish 20, described the 3rd elastic sealed body 50 produces thus towards the radially outward expansion of described cylindrical shell and contacts with described cylindrical shell formation sealing.

In said method, in the process of mounting bracket and accessory bracket, the floor on support and the floor on accessory bracket compress the top of described anchor ear part simultaneously.

In said method, be provided with the grab that contiguous mounting hole is arranged on described base; Described anchor ear part also is provided with the longitudinal rib 47 extended along described axis direction at outside surface; Process above described ferrule stationary installation is placed in mounting hole, described grab coordinates to prevent that described anchor ear part from rotating with respect to base in screwing the process of nut piece with described longitudinal rib.

Favourable, said method also comprises step: the connector box sleeve is engaged on accessory bracket with the ferrule in the sealing cable splice closure.

After describing preferred embodiment of the present utility model in detail; those of ordinary skill in the art can clearly understand; can carry out various variations and change under the protection domain that does not break away from the claim of enclosing and spirit, and the utility model also is not limited to the embodiment of examples cited embodiment in instructions.

Claims

1. a cable splice closure, is characterized in that, comprising:

Base (1100), be provided with a plurality of mounting holes (1101);

Be arranged on the support (1200) on base, the edge of support forms a plurality of installation recesses (1201), and the first elastic sealed body (1300) forms the first half cylindrical shells (1301) along the edge setting of support and the recess place is installed;

The accessory bracket (1400) of installing around support, accessory bracket is provided with a plurality of cooperating recesses (1401) towards a side of support, cooperating recesses is relative one by one with the installation recess, the second half cylindrical shells are arranged and formed in cooperating recesses to the second elastic sealed body along a described side of accessory bracket, the first half cylindrical shells respect to one another and the second half cylindrical shells coordinate and form a cylindrical shell, described cylindrical shell be positioned at corresponding mounting hole directly over; And

Connector box sleeve (1600), coordinate to form the confined space of cable splice closure with accessory bracket.

2. cable splice closure according to claim 1 is characterized in that:

The part formation face except half cylindrical shell respect to one another of described the first elastic sealed body and described the second elastic sealed body contacts.

3. cable splice closure according to claim 1 is characterized in that:

Described support is roughly square column, and each side of described square column is formed with a plurality of planar portions (1202) and the described installation recess (1201) between planar portions.

4. cable splice closure according to claim 3 is characterized in that:

Be provided with the first cylinder projection (1203) on the planar portions of described support, in the first cylinder projection, be provided with nut, nut has threaded hole;

The side that described accessory bracket is relative with described support is provided with the second cylinder projection (1403), the through hole that the screw that confession coordinates with threaded hole or bolt pass is arranged on the center of described the second cylinder projection, and described the second cylinder projection is suitable for holding the first corresponding cylinder projection.

5. cable splice closure according to claim 3 is characterized in that:

Described accessory bracket comprises four parts around described rack arrangement, and described four parts enclose a circle ring part.

6. cable splice closure according to claim 5 is characterized in that:

The two ends of the first elastic sealed body are provided with the first inclined-plane (1302), and adjacent the first elastic sealed body substantially vertical layout and the first corresponding inclined-plane each other joins each other; And

The two ends of the second elastic sealed body are provided with the second inclined-plane (1502), and adjacent the second elastic sealed body substantially vertical layout and the second corresponding inclined-plane each other joins each other.

7. according to the described cable splice closure of any one in claim 1-6, it is characterized in that:

Described support is formed with main body floor (1204) below the first half cylindrical shells, and this main body floor below forms the radially outward enlarged-diameter section with respect to the first half cylindrical shells;

Described accessory bracket is formed with accessory floor (1405) below the second half cylindrical shells, and this accessory floor below forms the radially outward enlarged-diameter section with respect to the second half cylindrical shells.

8. according to the described cable splice closure of any one in claim 1-6, it is characterized in that:

Be provided with the locking device that contiguous mounting hole is arranged on described base.

9. cable splice closure according to claim 8 is characterized in that:

Described locking device comprises the grab (1106) of the both sides that are arranged in pairs mounting hole, grab extends upward and is provided with the projection that is slidably fastened (1106a) in the side towards described mounting hole from base, when the described projection that is slidably fastened is subject to the lateral compression power away from corresponding mounting hole, described grab is suitable for away from the lateral deformation slightly of corresponding mounting hole.

10. cable splice closure according to claim 8 is characterized in that:

Described locking device comprises an elasticity pressing body arranged in pairs (1108) and a locking riser (1109), one end of described elasticity pressing body is fixed on base, the other end (1108a) extends towards support, and the other end of elasticity pressing body is suitable for towards the base resilient movement when being pressed, described locking riser from described base extend straight up and the side (1109a) of locking riser towards or roughly towards corresponding mounting hole.

11. cable splice closure according to claim 10 is characterized in that:

The slide rail (1110) that provides side direction to slip into function also is provided in the both sides of the described locking device of vicinity of mounting hole, when seeing from top to bottom, the described side of described elasticity pressing body and describedly press the elastomeric described other end and all partially overlap with corresponding slide rail.

12. a fiber cable joint case assembly comprises:

According to the described cable splice closure of any one in claim 1-6; And

The ferrule stationary installation, described ferrule stationary installation comprises:

Cylinder (10);

Dewclaw dish (20), be furnished with a plurality of the first draw-in grooves (21) along circumferential direction interval, side, and each first draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and described dewclaw dish has the dewclaw dish intermediate throughholes (22) of passing for cylinder;

Lower claw dish (30), be furnished with a plurality of the second draw-in grooves (31) along circumferential direction interval, side, each second draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and each second draw-in groove aligns with the first corresponding draw-in groove, and the dewclaw dish is connected by cylinder with the lower claw dish;

Anchor ear part (40), hold described lower claw dish removedly along circumferential direction;

The 3rd elastic sealed body (50), described the 3rd elastic sealed body has circumferential spaced apart a plurality of the 3rd draw-in grooves (51) of the 3rd elastic sealed body intermediate throughholes and edge that pass for cylinder, each the 3rd draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove radially outward, wherein, described the 3rd elastic sealed body is held by described cylindrical shell and is relative with described cylindrical shell; And

Dewclaw dish drive division, push described the 3rd elastic sealed body for driving the dewclaw dish to move with respect to cylinder, and the 3rd elastic sealed body produces the radially outward expansion towards cylindrical shell based on extruding.

13. fiber cable joint case assembly according to claim 12 is characterized in that:

Described dewclaw dish drive division comprise cylinder upper end screw thread and with the nut piece (70) of described threaded engagement, the operation that screws of nut piece is pressed described dewclaw dish towards described the 3rd elastic sealed body, and described the 3rd elastic sealed body produces the radially outward expansion towards described cylindrical shell thus.

14. fiber cable joint case assembly according to claim 13 is characterized in that:

The operating portion for rotating cylinder that described nut piece comprises right cylinder and is arranged on the right cylinder top, right cylinder inside is provided with the internal thread with the threaded engagement of cylinder upper end, and, when seeing from top to bottom, described cylindrical external diameter is positioned in the curve that the radially inner edge of the first draw-in groove forms.

15. fiber cable joint case assembly according to claim 12 is characterized in that:

Described cylinder is hollow;

Described dewclaw dish drive division comprises: the nut that is arranged on the junction of described cylinder and described lower claw dish; Bolt, one end of bolt engages with described nut thread through the cylinder of hollow, the other end of bolt has enlarged-diameter section and is positioned at described dewclaw dish top, the bottom surface of described enlarged-diameter section is against described dewclaw dish, thereby the screwing in nut along with bolt, enlarged-diameter section is the described dewclaw dish of extruding downwards.

16. fiber cable joint case assembly according to claim 12 is characterized in that:

Each first draw-in groove and/or each the second draw-in groove zoom in the size of opening part separately.

17. fiber cable joint case assembly according to claim 12 is characterized in that:

Be provided with the key bar (13) extended along the axis direction of cylinder on the outer surface of described cylinder, be provided with the dewclaw dish keyway (23) coordinated with described key bar in described dewclaw dish intermediate throughholes.

18. fiber cable joint case assembly according to claim 12 also comprises:

Shaft collar (60), described shaft collar has circumferential spaced apart a plurality of the 4th draw-in grooves (61) of shaft collar intermediate throughholes (62) and edge that pass for cylinder, each the 4th draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove, the 3rd draw-in groove radially outward, and described shaft collar is arranged between lower claw dish and elastic sealed body.

19. fiber cable joint case assembly according to claim 18 is characterized in that:

Be provided with the key bar (13) extended along the axis direction of cylinder on the outer surface of described cylinder, be provided with the shaft collar keyway (63) coordinated with described key bar in described shaft collar intermediate throughholes.

20. fiber cable joint case assembly according to claim 18 is characterized in that:

The inside surface of described the 4th draw-in groove is provided with the cross rib perpendicular to the axis direction setting of cylinder.

21. fiber cable joint case assembly according to claim 12 is characterized in that:

The inside surface of described the second draw-in groove is provided with the cross rib perpendicular to the axis direction setting of cylinder.

22. fiber cable joint case assembly according to claim 12 is characterized in that:

Described lower claw dish is provided with 2n the second draw-in groove, n is not less than 3 natural number, separate with intercostal between adjacent the second draw-in groove, and the rib of n wherein extend radially outwardly and be formed with the wedge-shaped part (32) that size enlarges gradually, between every two adjacent wedge-shaped parts, thering are two the second draw-in grooves.

23. fiber cable joint case assembly according to claim 12 is characterized in that:

Described anchor ear part has two half-unit, and two half-unit combines openably.

24. fiber cable joint case assembly according to claim 23 is characterized in that:

Described lower claw dish is provided with 2n the second draw-in groove, n is not less than 3 natural number, separate with intercostal between adjacent the second draw-in groove, and the rib of n wherein extend radially outwardly and be formed with the wedge-shaped part that n size enlarges gradually, thering are two the second draw-in grooves between every two adjacent wedge-shaped parts;

The radially inner side of anchor ear part is provided with groove (41), and described wedge-shaped part is adapted to fit in described groove.

25. fiber cable joint case assembly according to claim 24 is characterized in that:

One and half ones of anchor ear part are provided with an opening (42) that radially extends through described anchor ear part in the position of described groove;

The radial outer end of a wedge-shaped part in n wedge-shaped part also radially is extended with a projection (32a), during described projection is adapted to fit in opening when the anchor ear part holds described lower claw dish.

26. fiber cable joint case assembly according to claim 23 is characterized in that:

Between adjacent the second draw-in groove, with intercostal, separate, a plurality of ribs extend radially outwardly to form teat;

The radially inner side of anchor ear part is provided with groove, and described teat is adapted to fit in described groove.

27., according to the described fiber cable joint case assembly of any one in claim 12-26, it is characterized in that:

Described anchor ear part also has along the fin (45) circumferentially extended and the connection auxiliary section (46) below fin;

Described connection auxiliary section is placed in described mounting hole;

Described fin is resisted against on the edge of mounting hole.

28., according to the described fiber cable joint case assembly of any one in claim 12-26, it is characterized in that:

Be provided with the locking device that contiguous mounting hole is arranged on described base, described locking device comprises an elasticity pressing body arranged in pairs and a locking riser, one end of described elasticity pressing body is fixed on base, the other end extends towards support, and the other end of elasticity pressing body is suitable for towards the base resilient movement when being pressed, described locking riser from described base extend straight up and the side of locking riser towards or roughly towards corresponding mounting hole;

Described anchor ear part also is provided with the longitudinal rib (47) extended along the axis direction of cylinder at outside surface;

At described anchor ear part in the radially inner process be moved laterally to above mounting hole, the longitudinal rib that is positioned at anchor ear part both sides slides through respectively the described other end of described elasticity pressing body and the described side of described locking riser, thereby the anchor ear part is locked on radially outer side direction by the described side of the described other end of described elasticity pressing body and described locking riser.

29. fiber cable joint case assembly according to claim 28 is characterized in that:

The slide rail that provides side direction to slip into function also is provided in the both sides of the described locking device of vicinity of mounting hole, when seeing from top to bottom, and the described side of described elasticity pressing body and describedly press the elastomeric described other end and all partially overlap with corresponding slide rail.

30. fiber cable joint case assembly according to claim 28 is characterized in that:

Described anchor ear part also has along the fin (45) circumferentially extended and the connection auxiliary section (46) below fin, and described connection auxiliary section is polygonized structure;

Described mounting hole is provided with the inclined-plane coordinated with described polygonized structure;

In the situation that described connection auxiliary section is placed in described mounting hole, described polygonized structure rotates with respect to mounting hole with stoping described anchor ear part coordinating of described inclined-plane.

31., according to the described fiber cable joint case assembly of any one in claim 12-26, it is characterized in that:

Described connection auxiliary section is placed in described mounting hole;

Be provided with the locking device that contiguous mounting hole is arranged on described base, described locking device comprises the grab of the both sides that are arranged in pairs mounting hole, grab extends upward and is provided with in the side towards described mounting hole the projection that is slidably fastened from base, in described connection auxiliary section is inserted the process of mounting hole from top to bottom, the protrusion engagement that is slidably fastened on fin and grab is radially outward to promote grab, after fin slips over the projection that is slidably fastened on grab, the projection that grab turns back on original position and grab engages with the upper limb of fin.

32. a fiber cable joint case assembly comprises:

According to the described cable splice closure of any one in claim 1-6; And

Cylinder (10), have the upper and lower on the axis direction of cylinder, the nut piece (70) that the upper end on top is provided with screw thread and coordinates with it;

Dewclaw dish (20), be arranged on place, described top, circumferential direction interval, described dewclaw rim is furnished with a plurality of the first draw-in grooves (21), and each first draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and described dewclaw dish has the dewclaw dish intermediate throughholes (22) of passing for cylinder;

Lower claw dish (30), be arranged on place, described bottom, circumferential direction interval, described lower claw rim is furnished with a plurality of the second draw-in grooves (31), and each second draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe radially outward, and each second draw-in groove aligns with the first corresponding draw-in groove;

The 3rd elastic sealed body (50), described the 3rd elastic sealed body has the 3rd elastic sealed body intermediate throughholes of passing for cylinder and along circumferential spaced apart a plurality of the 3rd draw-in grooves (51), and each the 3rd draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove radially outward;

Lower fixed disk, be fixed on the lower end of bottom of cylinder, and be furnished with a plurality of the 4th draw-in grooves along the circumferential direction interval, each the 4th draw-in groove is opening and be suitable for the receiving optical fiber sleeve pipe and align with corresponding the first draw-in groove, the second draw-in groove, the 3rd draw-in groove radially outward, wherein, the radial outside of described lower fixed disk also is provided with downwards the grab extended, and in the mounting hole of described grab and base, is connected the auxiliary section cooperation;

Anchor ear part (40), hold removedly described lower fixed disk and circumferentially arrange;

Wherein:

Described the 3rd elastic sealed body is held by described cylindrical shell and is relative with described cylindrical shell;

The operation that screws of nut piece is pressed described dewclaw dish towards described the 3rd elastic sealed body, and described the 3rd elastic sealed body produces the radially outward expansion towards described cylindrical shell thus.

33. fiber cable joint case assembly according to claim 32 is characterized in that:

34., according to the described fiber cable joint case assembly of any one in claim 12-26,32, it is characterized in that:

Described support is formed with the main body floor below the first half cylindrical shells, and this main body floor below forms the radially outward enlarged-diameter section with respect to the first half cylindrical shells;

Described accessory bracket is formed with the accessory floor below the second half cylindrical shells, and this accessory floor below forms the radially outward enlarged-diameter section with respect to the second half cylindrical shells;

Described main body floor and described accessory floor compress the top of described anchor ear part simultaneously.

35. fiber cable joint case assembly according to claim 27 is characterized in that:

36. fiber cable joint case assembly according to claim 28 is characterized in that:

37. fiber cable joint case assembly according to claim 29 is characterized in that:

38. fiber cable joint case assembly according to claim 30 is characterized in that:

39. fiber cable joint case assembly according to claim 31 is characterized in that: