CN208421356U - A kind of 8-shaped optical cable combination wedge fitting - Google Patents
A kind of 8-shaped optical cable combination wedge fitting Download PDFInfo
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- CN208421356U CN208421356U CN201821055755.1U CN201821055755U CN208421356U CN 208421356 U CN208421356 U CN 208421356U CN 201821055755 U CN201821055755 U CN 201821055755U CN 208421356 U CN208421356 U CN 208421356U
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Abstract
The utility model discloses a kind of 8-shaped optical cable combination wedge fitting, including the main fixing body of fitting, wedge shape guiding fixture block, fixture block lock and drag-lines；The main fixing body of fitting includes being located at the positive taper guide groove of the main fixing body of fitting；And earclip and lock fixing piece are additionally provided on the outside of the stub end of the taper guide groove of the main fixing body of fitting；Wedge shape guiding fixture block is used to clamp the messenger section of 8-shaped optical cable；Earclip is for being detachably connected drag-line；Lock fixing piece and fixture block latch to be formed to be clasped skids off the effect of disengaging and wedge shape guiding fixture block sliding guiding for limiting wedge shape guiding fixture block from the stub end of taper guide groove.8-shaped optical cable combination wedge fitting provided by the utility model, the reliability and stability of fastening are more preferable (ensureing its grip force demand and tension to optical cable), facilitate operation simultaneously, minimum is reduced to 8-shaped optical cable latent lesion, has ensured line security.
Description
Technical field
The utility model relates to communications optical cable fitting technical field more particularly to a kind of 8-shaped optical cable combination wedges
Fitting.
Background technique
8 font self-support cables are a kind of optical cables suitable for long distance communication and interoffice communication.With pushing away for FTTH construction
Into, optical cable gradually extends to user terminal, the diversification of environment and routing model is laid, so that 8-shaped self-support aerial cable
Demand constantly expands, and especially the demand of the nonmetallic 8-shaped self-support aerial cable of the simple central tubular of structure is every year at double
Increase.
Self-support cable (8 word optical cable) is in Optical Access Network process of construction, especially in rural area, self-support cable
(8 word optical cable) its structure is simple, performance is stable, laying is convenient.It, only need to be every without setting up wirerope and hook in advance when installation
A set of fitting is installed, to achieve the effect that install quick, easy maintenance in root line bar.
8-shaped optical cable fitting currently on the market, there are two main classes, and one kind is analogous to power industry ADSS
Preformed armor rods structure after separating to the messenger wire above 8-shaped optical cable, is fastened by preformed armor rods structure, and in addition one
End is installed on shaft tower by U-shaped fixing clamp etc., and this mode is more demanding to messenger wire surface structure size, otherwise can not be effective
It is fastened, is easy to fall off for a long time；It is another kind of be by messenger wire and cable core separation after, it is by metal fixture block that messenger section is straight
Connect and be fixed on shaft tower, metal fixture block is held with a firm grip messenger section by screw, at this time because metal fixture block is harder, easily damage messenger wire and
Generate potential risk.
To sum up, how to solve above-mentioned technological deficiency present in traditional technology is those skilled in the art's skill urgently to be solved
Art problem.
Utility model content
The purpose of this utility model is to provide a kind of 8-shaped optical cable combination wedge fittings, to solve the above problems.
In order to achieve the above object, the technical solution of the utility model is achieved in that
The utility model additionally provides a kind of 8-shaped optical cable combination wedge fitting, including the main fixing body of fitting, wedge shape
It is oriented to fixture block, fixture block lock and drag-line；
Wherein, the main fixing body of the fitting includes being located at the positive taper guide groove of the main fixing body of the fitting；And it is located at
Earclip and lock fixing piece are additionally provided on the outside of the stub end of the taper guide groove of the main fixing body of fitting；The wedge shape is led
Cooperation free to slide in taper guide groove on fixture block and the main fixing body of the fitting；
The wedge shape guiding fixture block is used to clamp the messenger section of 8-shaped optical cable；
The earclip is for being detachably connected the drag-line；
The lock fixing piece and the fixture block are latched to be formed and be clasped for limiting the wedge shape guiding fixture block from institute
State the effect that disengaging and wedge shape guiding fixture block sliding guiding are skidded off at the stub end of taper guide groove.
Preferably, as a kind of implementable solution；The main fixing body of fitting further includes being located at the main fixing body of the fitting
The reinforcing rib component at the back side；The reinforcing rib component include along the main fixing body back side length extending direction of the fitting successively between
Every the rib cage of setting；Rib slot is provided between the adjacent rib cage.
Preferably, as a kind of implementable solution；The wedge shape guiding fixture block includes the two arches guiding being oppositely arranged
Block；Each arch guide pad includes the interior holding tank positioned inside and the anchor ear item at the top of arch guide pad；Wherein
An anchor ear item is arranged in the top of one arch guide pad, and two anchor ear items are arranged in the top of another arch guide pad；Two
The interior holding tank of the arch guide pad is opposite and respectively the anchor ear item on top intersects to form immovable fitting, prevents from clamping
Two arch guide pads, which generate mutual dislocation, during optical cable influences chucking power；Interior clamping on the inside of two arch guide pads
The holding tank of the combined and spliced formation of slot；The holding tank is for specifically clamping the messenger section of 8-shaped optical cable.
Preferably, as a kind of implementable solution；The fixture block lock includes lock set and wedge shape guiding fixture block limited block；
Delthyrium is provided in the lock set；The lock covers the upper delthyrium and is connected to the main fixing body back of the fitting for covering
On the lock fixing piece in face, one is formed with the main fixing body of the fitting.
Preferably, as a kind of implementable solution；The interior holding tank of each arch guide pad of the wedge shape guiding fixture block
Multi-convex point is provided on cell wall；The salient point is arranged in matrix-style.
Preferably, as a kind of implementable solution；The width dimensions of the rib cage are between 1mm~2mm；The rib cage
Height by the small head end of taper guide groove to stub end at uniformly incrementally increasing, and the height dimension of the rib cage 10mm~
20mm。
Preferably, as a kind of implementable solution；The anchor ear width dimensions are between 4~10mm, and thickness is 1
Between~2mm.
Preferably, as a kind of implementable solution；The main fixing body of the fitting, the wedge shape guiding fixture block and the fixture block
Lock is once-forming by high-pressure injection moulding, and is molded into body and shows that Glabrous pierces.
Preferably, as a kind of implementable solution；The drag-line is 304 stainless steel structure parts, and the drag-line includes at least 7
The stainless steel strand wires of root, and the every stainless steel strand wires include at least 7 fine wires.
Compared with prior art, it is the advantages of the utility model embodiment:
A kind of 8-shaped optical cable combination wedge fitting provided by the utility model analyzes above-mentioned 8-shaped optical cable combination
Known to the primary structure of formula wedge shape fitting: above-mentioned 8-shaped optical cable combination wedge fitting, mainly by the main fixing body of fitting,
The structures such as wedge shape guiding fixture block, fixture block lock and drag-line are constituted；
Wherein, the main fixing body of the fitting includes being located at the positive taper guide groove of the main fixing body of the fitting；And it is located at
Earclip and lock fixing piece are additionally provided on the outside of the stub end of the taper guide groove of the main fixing body of fitting；The wedge shape is led
Cooperation free to slide in taper guide groove on fixture block and the main fixing body of the fitting；The wedge shape guiding fixture block is for clamping
The messenger section of 8-shaped optical cable；The earclip is for being detachably connected the drag-line；The lock fixing piece and the fixture block are locked
It is buckle-shaped at be clasped for limit it is described wedge shape guiding fixture block skidded off from the stub end of the taper guide groove disengaging and
The effect of wedge shape guiding fixture block sliding guiding.
In specific operation process, wedge shape guiding fixture block can the messenger section first to 8-shaped optical cable clamp, then
Wedge shape guiding fixture block is installed in the taper guide groove of the main fixing body of fitting again；Wherein wedge shape guiding fixture block and the main installation of fitting
Cooperation free to slide in taper guide groove on body；Fixture block can be oriented to by wedge shape in this way can be by the messenger wire portion of 8-shaped optical cable
Divide and (its clamping mode more fastens and will not generate damage to messenger section) is fixed, to realize to entire 8-shaped optical cable
Fixation；Its load part of 8-shaped optical cable is messenger section.It latches to be formed with fixture block further through lock fixing piece and be clasped
Preventing the wedge shape to be oriented to, fixture block skids off disengaging from the stub end of the taper guide groove and wedge shape guiding fixture block sliding is led
The effect drawn fixes 8-shaped optical cable to form a single unit system with combination wedge fitting to realize；
Therefore it says, a kind of 8-shaped optical cable combination wedge fitting provided by the utility model hangs 8-shaped optical cable
Line part fixed form more fastens, the reliability and stability of fastening it is also more preferable (ensure its to the grip force demand of optical cable with
And tension), while facilitating operation, minimum is reduced to 8-shaped optical cable latent lesion, has ensured line security.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is vertical under a visual angle of the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides
Body structural schematic diagram；
Fig. 2 is under another visual angle for the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides
Schematic perspective view；
Fig. 3 is the main installation of fitting in the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides
Schematic perspective view under one visual angle of body；
Fig. 4 is the main installation of fitting in the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides
Schematic perspective view under another visual angle of body；
Wedge shape guiding fixture block in the 8-shaped optical cable combination wedge fitting that Fig. 5 provides for the utility model embodiment one
Three-dimensional assembling structure schematic diagram；
Wedge shape guiding in the 8-shaped optical cable combination wedge fitting that Fig. 6 provides for the utility model embodiment one of Fig. 5
The schematic perspective view of one arch guide pad of fixture block；
Wedge shape guiding in the 8-shaped optical cable combination wedge fitting that Fig. 7 provides for the utility model embodiment one of Fig. 5
The schematic perspective view of another arch guide pad of fixture block；
Fig. 8 is the fixture block lock in the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides
Schematic perspective view；
Fig. 9 is that the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides and 8-shaped optical cable one regard
Assembling structure schematic diagram under angle；
Figure 10 is that the 8-shaped optical cable combination wedge fitting that the utility model embodiment one provides and 8-shaped optical cable are another
Assembling structure schematic diagram under one visual angle；
Figure 11 be the 8-shaped optical cable combination wedge fitting that provides of the utility model embodiment one and 8-shaped optical cable again
Assembling structure schematic diagram under one visual angle.
Label:
The main fixing body 1 of fitting；Taper guide groove 10；Rib cage 11；Rib slot 12；Earclip 13；Latch fixing piece 14；
Wedge shape guiding fixture block 2；Arch guide pad 21；Interior holding tank 22；Anchor ear item 23；Salient point 24；
Fixture block lock 3；Lock set 31；Wedge shape guiding fixture block limited block 32；
Drag-line 4；
8-shaped optical cable A.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that the word of the orientation or positional relationship of certain instructions, only
It is the utility model and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have spy
Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In the description of the present invention, it should be noted that " connection " shall be understood in a broad sense, for example, it may be fixed
Connection, may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly
It is connected, the connection inside two elements can also be can be indirectly connected through an intermediary.For the ordinary skill of this field
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The utility model is further described in detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment one
Referring to Fig. 1, Fig. 2 (see also Fig. 9, Figure 10 and Figure 11), the utility model embodiment one provides a kind of 8-shaped
Optical cable combination wedge fitting, including the main fixing body 1 (referring specifically to Fig. 3 and Fig. 4) of fitting, wedge shape guiding (the specific ginseng of fixture block 2
See 5, Fig. 6 and Fig. 7), fixture block latch 3 (referring specifically to Fig. 8) and drag-line 4；
Wherein, the main fixing body 1 of the fitting includes being located at the positive taper guide groove 10 of the main fixing body of the fitting；And position
Earclip 13 and lock fixing piece 14 are additionally provided on the outside of the stub end of the taper guide groove 10 of the main fixing body 1 of the fitting；
Cooperation free to slide in taper guide groove 10 on the wedge shape guiding fixture block 2 and the main fixing body 1 of the fitting；
The messenger section that the wedge shape guiding fixture block 2 is used to clamp 8-shaped optical cable A (see also Fig. 9, Figure 10 and figure
11)；
The earclip 13 is for being detachably connected the drag-line 4；
The lock fixing piece 14 is formed with fixture block lock 3 to be clasped for limiting the wedge shape guiding fixture block 2
Disengaging is skidded off from the stub end of the taper guide groove 10.
In structure of the 8-shaped optical cable that the utility model embodiment one provides with combination wedge fitting；Fig. 1, Fig. 2 show
The stereochemical structure of 8-shaped of having anticipated optical cable combination wedge fitting；Fig. 3, Fig. 4 are then the stereochemical structure signal of the main fixing body of fitting
Figure；Fig. 5 illustrates the three-dimensional assembling structure of wedge shape guiding fixture block；Fig. 6, Fig. 7 then respectively illustrate two in wedge shape guiding fixture block
The stereochemical structure of a arch guide pad；Fig. 8 illustrates the stereochemical structure of fixture block lock；Fig. 9-Figure 11 illustrates 8-shaped optical cable peace
Effect picture after being attached to 8-shaped optical cable combination wedge fitting.
It analyzes known to the above-mentioned 8-shaped optical cable primary structure of combination wedge fitting: above-mentioned 8-shaped optical cable combined type
Wedge-shaped fitting, mainly by the main fixing body 1 of fitting, wedge shape guiding fixture block 2, the fixture block lock structures such as 3 and drag-line 4 are constituted；
In specific operation process, wedge shape guiding fixture block can the messenger section first to 8-shaped optical cable clamp, then
Wedge shape guiding fixture block is installed in the taper guide groove of the main fixing body of fitting again；Wherein wedge shape guiding fixture block and the main installation of fitting
Cooperation free to slide in taper guide groove on body；Fixture block can be oriented to by wedge shape in this way can be by the messenger wire portion of 8-shaped optical cable
Divide and (its clamping mode more fastens and will not generate damage to messenger section) is fixed, to realize to entire 8-shaped optical cable
Fixation；Its load part of 8-shaped optical cable is messenger section.It latches to be formed with fixture block further through lock fixing piece and be clasped
Preventing the wedge shape to be oriented to, fixture block skids off disengaging from the stub end of the taper guide groove and wedge shape guiding fixture block sliding is led
The effect drawn fixes 8-shaped optical cable to form a single unit system with combination wedge fitting to realize；
Therefore it says, a kind of 8-shaped optical cable combination wedge fitting provided by the utility model hangs 8-shaped optical cable
The fixation of line part more fastens, and the reliability and stability of fastening are also more preferable (to ensure it to the grip force demand of optical cable and resistance to
Tension), while facilitating operation, minimum is reduced to 8-shaped optical cable latent lesion, has ensured line security.
Below to the specific structure and tool of 8-shaped optical cable combination wedge fitting provided by the embodiment of the utility model
Body technique effect, which is done, to be described in detail:
Preferably, as a kind of implementable solution；As shown in Figure 3 and 4, the main fixing body 1 of the fitting further includes position
Reinforcing rib component in the main fixing body back side of the fitting；The reinforcing rib component includes along the main fixing body back side of the fitting
Length extending direction successively spaced rib cage 11；Rib slot 12 is provided between the adjacent rib cage 11.
As shown in Figure 3 and 4, the width dimensions of the rib cage are between 1mm~2mm；The height of the rib cage is by boring
The small head end of shape guide groove is to stub end at uniformly incrementally increasing, and the height dimension of the rib cage is in 10mm~20mm.
One, the related main fixing body 1 of fitting: the above-mentioned main fixing body 1 of fitting its generally pyramidal structure, frontal design cone
The parts such as shape guide groove 10, rib cage 11, rib slot 12, earclip 13, lock fixing piece 14 form.
Above-mentioned taper guide groove is the main part of the main fixing body of fitting, at C-channel structure, facilitates wedge shape guiding fixture block
It is move freely in taper guide groove, convenient clamping and absent-mindedness to 8-shaped cable messenger part.The appearance of the main fixing body of fitting
The small head end of reinforcing rib is formd to stub end at uniformly incrementally increasing, rib cage height dimension is between 10mm~20mm；
Groove width between rib cage and rib cage, by this rib slot structure, solves between 3~4mm, and at being uniformly distributed
Fitting is exposed in air environment, caused problem of Cracking under high drawing force, high fever or cold, high UV environment；Rib simultaneously
The increase of bone also improves the intensity of the main fixing body 1 of fitting, ensures its grip force demand to optical cable；
The both ends of taper guide groove in main 1 structure of fixing body of fitting are opening, wherein an opening plastic thickness is many
In 2mm, and at this, plastic thickness is the main fixing body thinnest part of fitting；Opening size is the 0.4 of wedge shape guiding fixture block major axis dimension
Times~0.6 times between, to ensure to necessary binding force needed for taper guide groove, ensure that fitting to the grip force of optical cable, ensures
Line security.
Preferably, as a kind of implementable solution；As shown in Fig. 5, Fig. 6 and Fig. 7, the wedge shape guiding fixture block 2 includes
Two arch guide pads 21 being oppositely arranged；Each arch guide pad 21 includes being located at the interior holding tank 22 of inside and being located at
Anchor ear item 23 at the top of arch guide pad；An anchor ear item is arranged in the top of one of arch guide pad, another arch is led
To the top of block, two anchor ear items are set；Anchor ear item at the top of the interior holding tank of two arch guide pads is opposite and respective
It intersects to form immovable fitting；The holding tank of the combined and spliced formation of interior holding tank on the inside of two arch guide pads；Institute
State messenger section of the holding tank for specific clamping 8-shaped optical cable.(wherein 8-shaped optical cable is related to messenger section and cable portion
It constitutes).
As shown in Fig. 5, Fig. 6 and Fig. 7,22 slot of interior holding tank of each arch guide pad 21 of the wedge shape guiding fixture block
Multiple salient points 24 are provided on wall；The diameter dimension of the salient point 24 is 0.3~0.8mm, and 0.3~1.0mm of height is (i.e. spherical
The salient point of cone-shaped is drawn, the bottom of salient point is hemispheric a part, and top is in cone shape).
As shown in Fig. 5, Fig. 6 and Fig. 7, the anchor ear width dimensions are between 4~10mm, and thickness is in 1~2mm
Between.
Related wedge shape guiding fixture block 2: above-mentioned wedge shape guiding fixture block is made of two arched guide block structures, is contained respectively
One anchor ear item and two anchor ear items, between anchor ear width about 4~10mm, thickness about 1~2mm；Contain inside arch guide pad
There is salient point, for enhancing cable messenger part force of sliding friction, improves grip force；Simultaneously at the top of the salient point at arc structure, with
Hidden danger is punctured to sheath generation when exempting from clamping.
It should be noted that containing spherical shape in the interior clamping groove groove wall of each arch guide pad in above-mentioned specific structure
Draw the salient point of cone-shaped；The salient point in matrix-style arrange, and the quantity of same row bumps be 3~6, be spaced apart from each other away from
From for 1~2mm；Spacing distance is 5~15mm to adjacent salient point between the column and the column, and per the 0~2mm that misplaces up and down between adjacent two column
Left and right, so that the messenger wire department to clamping forms preferable chucking power, while not damaging sheath.Wedge shape guiding fixture block clamps optical cable
Messenger section, when optical cable is by drag-line, the function (enhancing frictional force) that salient point starting prevents cable messenger part from sliding is mentioned
High grip force, while at arc structure at the top of the salient point, in order to avoid hidden danger is punctured to sheath generation when clamping.The above-mentioned main installation of fitting
Body is designed with wedge shape guiding fixture block according to Morse taper hole standard size at interior taper guide groove, to guarantee wedge-shaped guide clip
Block is increased, to generate to the optical cable of clamping powerful when clamping optical cable stretching by displacement scale variation chucking power exponentially
Binding force guarantees support tension required when optical cable operates normally.
Preferably, as a kind of implementable solution；As shown in figure 8, the fixture block lock 3 includes that lock set 31 and wedge shape are led
To fixture block limited block 32；Delthyrium is provided in the lock set 31, the delthyrium on the lock set 31 is for being socketed
Onto the lock fixing piece 14 at main 1 back side of fixing body of the fitting, one is formed with the main fixing body 1 of the fitting.
Related fixture block lock 3: above-mentioned fixture block lock 3 includes lock set and wedge shape guiding fixture block limited block two parts.Lock
Contain delthyrium in set, it is embeddable to latch fixing piece to the main fixing body back of fitting, it is integral with the main fixing body of fitting, thus real
The function of now being limited to wedge shape guiding fixture block, prevention are stretched to extreme position and cause falling off for wedge shape guiding fixture block.
Preferably, as a kind of implementable solution；The main fixing body of fitting, wedge shape guiding fixture block, fixture block lock are
Plastic structural part；The plastic structural part is the accounting about 40-80% using nylon material as matrix, and is mixed with 10%-40%'s
The basalt fibre of glass fibre, 1%-20%, and it is mixed with the resistant to hydrolysis master batch of 3%-15%.
It should be noted that the main fixing body 1 of fitting, wedge shape guiding fixture block 2, fixture block lock 3 are in specific technical solution
For plastic structural part；The plastic structural part is with one of nylon 6, nylon66 fiber, Nylon 1012 or nylon 12 or a variety of Buddhist nuns
Imperial material is matrix, accounting about 40-80%, and be mixed with the basalt fibre of the glass fibre of 10%-40%, 1%-20%,
And it is mixed with the resistant to hydrolysis master batch of 3%-15%.Specifically, combined fiberglass, basalt fibre are mentioned as reinforced materials
Shrinkage is reduced while high fitting intensity；Add simultaneously the resistant to hydrolysis master batch of 3% ~ 15%, heat stabilizer, light stabilizer and
The auxiliary agents such as anti-aging master batch, to improve its heat resistanceheat resistant, uvioresistant and oxidation resistance, to meet outdoor environment.
Preferably, as a kind of implementable solution；The main fixing body 1 of the fitting, the wedge shape guiding fixture block 2 and the folder
Block lock 3 is once-forming by high-pressure injection moulding, and is molded into body and shows that Glabrous thorn (requires fitting each section shape
Should complete, impulse- free robustness, bubble, cracking, cavity, warpage, impurity the defects of).
It should be noted that plastic components is injection molded under high pressure in the utility model, and meet 85 DEG C of high temperature, wet
Spend 1000h under 85% environment, tensile strength retention rate is up to 80%；The main fixing body of fitting, wedge shape guiding fixture block and fixture block lock are logical
It is once-forming to cross high-pressure injection moulding, shows that Glabrous pierces.The main fixing body length dimension of fitting is 160 ± 1mm, wedge shape guiding fixture block
Length dimension is 165 ± 2m；
Preferably, as a kind of implementable solution；The drag-line 4 is 304 stainless steel structure parts, and the drag-line includes at least
7 stainless steel strand wires, and the every stainless steel strand wires include at least 7 fine wires.
Organization plan in relation to drag-line 4: above-mentioned drag-line 4 designs twisted wire number of share of stock and is no less than 7 strands, at least 7 in per share twisted wire
Fine wire composition, 0.2~0.5mm of every one metal wire diameter, while the Fracture Force of drag-line being required to be no less than 4000N.Drag-line
Material is made of stainless steel or zinc-coated wire, and stainless steel should use the austenitic stainless steels such as 304,316, the zinc coat of zinc-coated wire
Thickness is no less than 65um.
It should be noted that drag-line used in the utility model is by multiply metal soft whipping wire in specific technical solution
Composition, after cord structures can guarantee optical cable by the aerial laying of fitting self-supporting, in use, by strong wind, icing etc.
When environment influences, the optical cable which holds with a firm grip has certain buffer function, realizes the comprehensive ability moveing freely, rather than
Because rigidity is too big, the additional load force such as strong wind, icing is directly impinging on optical cable common steel strand wires.Usual twisted wire number of share of stock is not
Less than 7 strands, at least 7 fine wires are formed in per share twisted wire, 0.2~0.5mm of every one metal wire diameter, while requiring drag-line
Fracture Force is no less than 4000N.The material of drag-line is made of stainless steel or zinc-coated wire, and stainless steel should use the Ovshinskies such as 304,316
The galvanized layer thickness of body stainless steel, zinc-coated wire is no less than 65um.
Embodiment two:
The utility model embodiment two provides a kind of 8-shaped optical cable and does one with the preferred embodiment of combination wedge fitting
Lower situation explanation:
Its technical side that selects most preferred embodiment to constitute on the basis of embodiment one of the utility model embodiment two
Case；The utility model embodiment two provides a kind of 8-shaped optical cable combination wedge fitting, primary structure and embodiment one
It is identical, and by the main fixing body 1 of fitting, wedge shape guiding fixture block 2, the fixture block lock structures such as 3 and drag-line 4 are constituted；Different
Be, the utility model embodiment two its specific restriction has been obtained in specific selection and size；
In the specific technical solution of the utility model embodiment two；Parts of plastics by 28% nylon 12 and 30% Buddhist nun
Dragon 6 forms, and includes 22% glass fibre and 8% basalt fibre, and remainder is various resistant to hydrolysis master batches, thermostabilization
The auxiliary agents such as agent, light stabilizer and anti-aging master batch；
In the specific technical solution of the utility model embodiment two；The main fixing body of fitting, wedge shape guiding fixture block and fixture block
Lock is once-forming by high-pressure injection moulding, shows that Glabrous pierces.The main fixing body length dimension of fitting is 160 ± 1mm, and wedge shape is led
It is 165 ± 2m to fixture block length dimension；
In the specific technical solution of the utility model embodiment two；Drag-line material is 304 stainless steels, soft stainless by 7
Steel strand wires composition, every twisted wire are made of the stainless steel wire of 7 0.4mm, 225 ± 5mm of guy cable length；
In the specific technical solution of the utility model embodiment two；When 8-shaped optical cable is operated with combination wedge fitting,
Messenger wire 5.8 ± 0.5mm of diameter, 2 × 2mm of suspender belt size (± 0.5), cable part 6.2mm ± 0.2mm, the short-term pulling force of optical cable is not
Less than 4000N；The 8-shaped optical cable combination wedge fitting of the utility model embodiment two, according to GB/T7424.2-
E1 in 2008, tested optical cable span >=25m length, rate of extension 100mm/min are loaded to 4000N, keep 1h, need to guarantee
For optical cable without obvious additional attenuation (0.03dB), fibre strain is no more than 0.15%, combination wedge fitting crack-free, without deformation,
The displacement for clamping optical cable is no more than 5mm, after experiment, dismantles each component flawless.
8-shaped optical cable provided by the embodiment of the utility model combination wedge fitting has the technology of following aspect excellent
Gesture:
One, 8-shaped optical cable combination wedge fitting provided by the embodiment of the utility model, structure design are more reasonable；
Wherein, above-mentioned 8-shaped optical cable combination wedge fitting, mainly by the main fixing body of fitting, wedge shape guiding fixture block, fixture block lock
It is constituted with structures such as drag-lines；It will be apparent that the above-mentioned main fixing body of fitting, the specific knots such as wedge shape guiding fixture block, fixture block lock and drag-line
Positional relationship, connection type between structure and specific structure etc. have special design therefore the utility model embodiment
The 8-shaped optical cable combination wedge fitting of offer, technical construction is more reasonable, and function is more perfect, and practicability is also stronger.
Two, 8-shaped optical cable combination wedge fitting provided by the embodiment of the utility model, in the specific use process,
Its wedge shape guiding fixture block can the messenger section first to 8-shaped optical cable clamp, then again by wedge shape guiding fixture block be installed to gold
Have in the taper guide groove of main fixing body；Wherein free skating in the taper guide groove on wedge shape guiding fixture block and the main fixing body of fitting
Dynamic cooperation；It more fastens the messenger section fixed form of 8-shaped optical cable, and the reliability and stability of fastening are also more preferable (to protect
Hinder its grip force demand and tension to optical cable), while facilitating operation, minimum is reduced to 8-shaped optical cable latent lesion,
Line security is ensured.
Three, above-mentioned 8-shaped optical cable combination wedge fitting provided by the utility model, also have product structure with
And it is highly reliable and convenient for operation, simplify all various technical advantages such as installation steps.
Based on above many significant technical advantages, 8-shaped optical cable combination wedge fitting provided by the utility model
Good market prospects and economic benefit will be brought.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (9)
1. a kind of 8-shaped optical cable combination wedge fitting, which is characterized in that including the main fixing body of fitting, wedge-shaped guiding fixture block,
Fixture block lock and drag-line；
Wherein, the main fixing body of the fitting includes being located at the positive taper guide groove of the main fixing body of the fitting；And it is located at described
Earclip and lock fixing piece are additionally provided on the outside of the stub end of the taper guide groove of the main fixing body of fitting；The wedge shape guide clip
Cooperation free to slide in taper guide groove on block and the main fixing body of the fitting；
The wedge shape guiding fixture block is used to clamp the messenger section of 8-shaped optical cable；
The earclip is for being detachably connected the drag-line；
The lock fixing piece and the fixture block are latched to be formed and be clasped for limiting the wedge shape guiding fixture block from the cone
The effect of disengaging and wedge shape guiding fixture block sliding guiding is skidded off at the stub end of shape guide groove.
2. 8-shaped optical cable combination wedge fitting as described in claim 1, which is characterized in that
The main fixing body of fitting further includes the reinforcing rib component positioned at the main fixing body back side of the fitting；The reinforcing rib component
Including along the main fixing body back side length extending direction of the fitting successively spaced rib cage；It is set between the adjacent rib cage
It is equipped with rib slot.
3. 8-shaped optical cable combination wedge fitting as claimed in claim 2, which is characterized in that
The wedge shape guiding fixture block includes two arch guide pads being oppositely arranged；Each arch guide pad includes in being located at
The interior holding tank of side and the anchor ear item at the top of arch guide pad；An anchor ear is arranged in the top of one of arch guide pad
Two anchor ear items are arranged in the top of item, another arch guide pad；The interior holding tank of two arch guide pads is opposite and each
It intersects to form immovable fitting from the anchor ear item on top, prevents two arch guide pads during clamping optical cable from generating mutually
Dislocation influences chucking power；The holding tank of the combined and spliced formation of interior holding tank on the inside of two arch guide pads；The clamping
Slot is for specifically clamping the messenger section of 8-shaped optical cable.
4. 8-shaped optical cable combination wedge fitting as claimed in claim 3, which is characterized in that
The fixture block lock includes lock set and wedge shape guiding fixture block limited block；Delthyrium is provided in the lock set；It is described
Lock covers the upper delthyrium for covering the lock fixing piece for being connected to the main fixing body back side of the fitting, with the fitting master
Fixing body forms one.
5. 8-shaped optical cable combination wedge fitting as claimed in claim 3, which is characterized in that
Multiple salient points are provided in the interior clamping groove groove wall of each arch guide pad of the wedge shape guiding fixture block；The salient point
It is arranged in matrix-style.
6. 8-shaped optical cable combination wedge fitting as claimed in claim 2, which is characterized in that
The width dimensions of the rib cage are between 1mm~2mm；The height of the rib cage is by the small head end of taper guide groove to major part
It holds into and uniformly incrementally increases, and the height dimension of the rib cage is in 10mm~20mm.
7. 8-shaped optical cable combination wedge fitting as claimed in claim 3, which is characterized in that
The anchor ear width dimensions are between 4~10mm, and thickness is between 1~2mm.
8. 8-shaped optical cable combination wedge fitting as claimed in claim 5, which is characterized in that
The main fixing body of the fitting, the wedge shape guiding fixture block and fixture block lock are once-forming by high-pressure injection moulding, and infuse
It is moulded into body and shows that Glabrous pierces.
9. 8-shaped optical cable combination wedge fitting as described in claim 1, which is characterized in that
The drag-line is 304 stainless steel structure parts, and the drag-line includes at least 7 stainless steel strand wires, and the every stainless steel
Twisted wire includes at least 7 fine wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055755.1U CN208421356U (en) | 2018-07-04 | 2018-07-04 | A kind of 8-shaped optical cable combination wedge fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821055755.1U CN208421356U (en) | 2018-07-04 | 2018-07-04 | A kind of 8-shaped optical cable combination wedge fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208421356U true CN208421356U (en) | 2019-01-22 |
Family
ID=65124420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821055755.1U Expired - Fee Related CN208421356U (en) | 2018-07-04 | 2018-07-04 | A kind of 8-shaped optical cable combination wedge fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208421356U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594392A (en) * | 2018-07-04 | 2018-09-28 | 江苏亨通光电股份有限公司 | A kind of 8-shaped optical cable combination wedge gold utensil |
| CN110596840A (en) * | 2019-10-07 | 2019-12-20 | 河北拓发通信电力器材制造有限公司 | Optical cable and power cable combined hardware fitting assembly and using method thereof |
-
2018
- 2018-07-04 CN CN201821055755.1U patent/CN208421356U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108594392A (en) * | 2018-07-04 | 2018-09-28 | 江苏亨通光电股份有限公司 | A kind of 8-shaped optical cable combination wedge gold utensil |
| CN110596840A (en) * | 2019-10-07 | 2019-12-20 | 河北拓发通信电力器材制造有限公司 | Optical cable and power cable combined hardware fitting assembly and using method thereof |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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