CN207557549U - A kind of pre-twisted optical fiber strain clamp - Google Patents
A kind of pre-twisted optical fiber strain clamp Download PDFInfo
- Publication number
- CN207557549U CN207557549U CN201721675142.3U CN201721675142U CN207557549U CN 207557549 U CN207557549 U CN 207557549U CN 201721675142 U CN201721675142 U CN 201721675142U CN 207557549 U CN207557549 U CN 207557549U
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- CN
- China
- Prior art keywords
- spiral
- ring
- limited block
- blank pipe
- steel wire
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of pre-twisted optical fiber strain clamps,Including strain clamp ontology,Strain clamp ontology includes preformed armor rods lines and metal retaining ring,Preformed armor rods lines and metal retaining ring are set from bottom to top,Preformed armor rods lines include prefabricated strand ring,Spiral aluminum cald steel wire and spiral blank pipe,The prefabricated lower end for twisting ring is connected with spiral aluminum cald steel wire,The inner wrap space of spiral aluminum cald steel wire is spiral blank pipe,The rounded column structure of spiral blank pipe,Spiral blank pipe is internally provided with insulated damping pad,Limited block is provided at the top of prefabricated strand ring,Limited block is connected on the prefabricated outer wall for twisting ring,Limited block includes round limiting slot and card slot,In prefabricated strand ring lower part setting limited block,Round limiting slot and the supporting rod of metal retaining ring bottom inside limited block coordinate,Limited block effectively avoids the long-term friction between preformed armor rods lines and metal retaining ring and damages.
Description
Technical field
The utility model is related to strain clamp technical field, specially a kind of pre-twisted optical fiber strain clamp.
Background technology
Strain clamp is a kind of for fixing conducting wire, to bear wire tension, and conducting wire is hung to strain insulator-string group or shaft tower
On gold utensil, for conducting wire corner, continue and the connection of terminal, strain clamp has extremely strong strain insulator intensity, and no concentrate should
Power plays the role of optical cable protection and auxiliary vibration damping, but the prefabricated strand ring of traditional strain clamp with metal because fixing for a long time
Ring friction and damage, and preformed armor rods lines can generate slips in package optical cable for a long time, for this purpose, the utility model proposes it is a kind of in advance
Stranded cables strain clamp.
Utility model content
The purpose of this utility model is to provide a kind of pre-twisted optical fiber strain clamp, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical solution：A kind of pre-twisted optical fiber strain clamp, including
Strain clamp ontology, the strain clamp ontology include preformed armor rods lines and metal retaining ring, the preformed armor rods lines and metal
Retainer ring is set from bottom to top, and the preformed armor rods lines include prefabricated strand ring, spiral aluminum cald steel wire and spiral blank pipe, described pre-
The lower end that system twists ring is connected with spiral aluminum cald steel wire, and the inner wrap space of the spiral aluminum cald steel wire is spiral blank pipe, described
The rounded column structure of spiral blank pipe, spiral blank pipe are internally provided with insulated damping pad, the prefabricated top setting for twisting ring
There is limited block, the limited block is connected on the prefabricated outer wall for twisting ring, and limited block includes round limiting slot and card slot, the card slot
There are two settings, and the inside of two card slots is both provided with rubber weather strip, the rectangular strip structure of rubber weather strip, and rubber
The width of glue sealing strip is matched with the opening width of limited block, and the circle limiting slot is internally provided with metal retaining ring,
The metal retaining ring includes ring flat-plate, supporting rod and connection ring, and there are two the ring flat-plate settings, is connected between two ring flat-plates
Supporting rod, being connected through the hinge on the top plate of the metal retaining ring has connection ring, and there are two the connection ring settings, two companies
Ring is connect to connect with nut by screw rod.
Preferably, the spiral aluminum cald steel wire is made of more aluminum cald steel wire windings, and there are two the settings of spiral aluminum cald steel wire,
Two spiral aluminum cald steel wires in etc. sizes setting, and two spiral aluminum cald steel wires are distributed about the central symmetry of preformed armor rods lines.
Preferably, the insulated damping pad is in hemisphere structure, and spiral blank pipe is connected at the plane of hemisphere structure
On inner wall, insulated damping pad is provided with multiple, and the sizes such as multiple insulated damping pads are isodistantly spaced are arranged in the inner wall of spiral blank pipe
On.
Preferably, it is provided with anti-skidding bed course on the inner wall of the round limiting slot.
Compared with prior art, the beneficial effects of the utility model are：
1. compared using pre-hinged strain clamp with traditional compact type strain clamp, hence it is evident that reduce static state on conducting wire and
Dynamic stress improves conducting wire and is in contact with strain clamp severe ambient stress on region, makes shaking for conducting wire damage
Dynamic and fatigue；
2. in prefabricated strand ring lower part setting limited block, round limiting slot and the branch of metal retaining ring bottom inside limited block
Strut coordinates, and limited block effectively avoids the long-term friction between preformed armor rods lines and metal retaining ring and damages；
3. insulated damping pad is set inside spiral blank pipe, compared to traditional spiral blank pipe, insulated damping pad increase light
Frictional force between cable conducting wire and spiral aluminum cald steel wire prevents the slip of optical cable conducting wire.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model standoff features schematic diagram.
In figure：Strain clamp ontology 1, preformed armor rods lines 2, it is prefabricated strand ring 21, spiral aluminum cald steel wire 22, spiral blank pipe 23,
Metal retaining ring 3, ring flat-plate 31, supporting rod 32, connection ring 33, insulated damping pad 4, limited block 5, round limiting slot 51, card slot 52,
Rubber weather strip 6.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of pre-twisted optical fiber strain clamp, including resistance to
Wire clip body 1 is opened, strain clamp ontology 1 includes preformed armor rods lines 2 and metal retaining ring 3, preformed armor rods lines 2 and metal retaining ring
3 are set from bottom to top, and preformed armor rods lines 2 include prefabricated strand ring 21, spiral aluminum cald steel wire 22 and spiral blank pipe 23, prefabricated strand ring
21 lower end is connected with spiral aluminum cald steel wire 22, and the inner wrap space of spiral aluminum cald steel wire 22 is spiral blank pipe 23, and spiral is empty
23 rounded column structure of pipe, spiral blank pipe 23 are internally provided with insulated damping pad 4, and the prefabricated top setting for twisting ring 21 is limited
Position block 5, limited block 5 are connected on the prefabricated outer wall for twisting ring 21, and limited block 5 includes round limiting slot 51 and card slot 52, card slot 52
There are two settings, and the inside of two card slots 52 is both provided with rubber weather strip 6,6 rectangular strip structure of rubber weather strip, and rubber
The width of glue sealing strip 6 is matched with the opening width of limited block 5, and round limiting slot 51 is internally provided with metal retaining ring 3,
Metal retaining ring 3 includes ring flat-plate 31, supporting rod 32 and connection ring 33, and there are two the settings of ring flat-plate 31, connects between two ring flat-plates 31
Supporting rod 32 is connected to, being connected through the hinge on the top plate of metal retaining ring 3 has connection ring 33, and there are two the settings of connection ring 33, and two
A connection ring 33 is connect by screw rod with nut.
Further, spiral aluminum cald steel wire 22 is made of more aluminum cald steel wire windings, and spiral aluminum cald steel wire 22 is provided with two
It is a, two spiral aluminum cald steel wires 22 in etc. sizes setting, and center pair of two spiral aluminum cald steel wires 22 about preformed armor rods lines 2
Claim distribution；
Further, insulated damping pad 4 is in hemisphere structure, and spiral blank pipe 23 is connected at the plane of hemisphere structure
On inner wall, insulated damping pad 4 is provided with multiple, and multiple insulated damping pads 4 are isodistantly spaced etc., and sizes are arranged in spiral blank pipe 23
On inner wall, insulated damping pad 6 increases the frictional force between optical cable conducting wire and spiral aluminum cald steel wire 22, prevents the cunning of optical cable conducting wire
It is dynamic；
Further, anti-skidding bed course is provided on the inner wall of round limiting slot 51, anti-skidding bed course avoids supporting rod 32 in circle
It arbitrarily slides 51 inside of shape limiting slot；
Operation principle：In use, the supporting rod 32 of 3 bottom of metal retaining ring is inserted into the round limiting slot 51 of limited block 5
Interior, the rubber weather strip 6 inside card slot 52 is sealed round limiting slot 51 at this time, then winds spiral aluminum cald steel wire 22
On optical cable conducting wire, the insulated damping pad 4 of 22 inner wall of spiral aluminum cald steel wire increases between insulated damping pad 4 and optical cable conducting wire at this time
Frictional force, finally connection ring 33 is connected on the securing means, and pass through screw rod attaching nut and fixed.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of pre-twisted optical fiber strain clamp, including strain clamp ontology（1）, the strain clamp ontology（1）Including preformed
Silk thread item（2）And metal retaining ring（3）, the preformed armor rods lines（2）And metal retaining ring（3）It sets from bottom to top, feature
It is：The preformed armor rods lines（2）Including prefabricated strand ring（21）, spiral aluminum cald steel wire（22）And spiral blank pipe（23）, it is described
Prefabricated strand ring（21）Lower end be connected with spiral aluminum cald steel wire（22）, the spiral aluminum cald steel wire（22）Inner wrap space be
Spiral blank pipe（23）, the spiral blank pipe（23）Rounded column structure, spiral blank pipe（23）Be internally provided with insulated damping
Pad（4）, the prefabricated strand ring（21）Top be provided with limited block（5）, the limited block（5）It is connected to prefabricated strand ring（21）'s
On outer wall, limited block（5）Including round limiting slot（51）And card slot（52）, the card slot（52）There are two settings, two card slots
（52）Inside be both provided with rubber weather strip（6）, the rubber weather strip（6）Rectangular strip structure, and rubber weather strip
（6）Width and limited block（5）Opening width match, it is described circle limiting slot（51）Be internally provided with metal retaining ring
（3）, the metal retaining ring（3）Including ring flat-plate（31）, supporting rod（32）And connection ring（33）, the ring flat-plate（31）It is provided with
Two, two ring flat-plates（31）Between be connected with supporting rod（32）, the metal retaining ring（3）Top plate on be connected through the hinge and have
Connection ring（33）, the connection ring（33）There are two settings, two connection rings（33）It is connect by screw rod with nut.
2. a kind of pre-twisted optical fiber strain clamp according to claim 1, it is characterised in that：The spiral aluminum cald steel wire
（22）It is made of more aluminum cald steel wire windings, spiral aluminum cald steel wire（22）There are two settings, two spiral aluminum cald steel wires（22）It is in
Etc. sizes setting, and two spiral aluminum cald steel wires（22）About preformed armor rods lines（2）Central symmetry distribution.
3. a kind of pre-twisted optical fiber strain clamp according to claim 1, it is characterised in that：The insulated damping pad（4）
In hemisphere structure, spiral blank pipe is connected at the plane of hemisphere structure（23）Inner wall on, insulated damping pad（4）It is provided with
It is multiple, multiple insulated damping pads（4）It the sizes such as is isodistantly spaced and is arranged in spiral blank pipe（23）Inner wall on.
4. a kind of pre-twisted optical fiber strain clamp according to claim 1, it is characterised in that：The circle limiting slot（51）
Inner wall on be provided with anti-skidding bed course.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721675142.3U CN207557549U (en) | 2017-12-06 | 2017-12-06 | A kind of pre-twisted optical fiber strain clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721675142.3U CN207557549U (en) | 2017-12-06 | 2017-12-06 | A kind of pre-twisted optical fiber strain clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207557549U true CN207557549U (en) | 2018-06-29 |
Family
ID=62665810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721675142.3U Expired - Fee Related CN207557549U (en) | 2017-12-06 | 2017-12-06 | A kind of pre-twisted optical fiber strain clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207557549U (en) |
-
2017
- 2017-12-06 CN CN201721675142.3U patent/CN207557549U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180629 Termination date: 20191206 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |