CN209375036U - A kind of wear-resistant power cable free bend attachment device - Google Patents
A kind of wear-resistant power cable free bend attachment device Download PDFInfo
- Publication number
- CN209375036U CN209375036U CN201821936105.8U CN201821936105U CN209375036U CN 209375036 U CN209375036 U CN 209375036U CN 201821936105 U CN201821936105 U CN 201821936105U CN 209375036 U CN209375036 U CN 209375036U
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- CN
- China
- Prior art keywords
- sleeve
- rubber
- rubber sleeve
- screw thread
- pipe sleeve
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Abstract
The utility model discloses a kind of wear-resistant power cable free bend attachment devices, including rubber sleeve and external screw thread pipe sleeve, the both ends of the rubber sleeve are provided with metal internal screw thread pipe sleeve, becket and rubber bodies, and several conducting wires are provided in the internal cavities of the rubber sleeve.The attachment device of main part, the catenation principle at its both ends is identical, the internal screw thread pipe sleeve being spirally connected by rubber sleeve outside is docked with external screw thread pipe sleeve, by rotating female screw pipe sleeve, it is connected using the buckle that several are mutually clamped, snaps through card slot connection, the card slot being arranged on buckle simultaneously has compressibility, this is that the utility model provides the feature of resistance to compression effect, while resistance to compression, also helps free bending.
Description
Technical field
The utility model relates to the technical fields of power cable more particularly to a kind of wear-resistant power cable free bend to connect
Connection device.
Background technique
Power cable is the cable for being used for transmission and distributing electric energy.It is usually used in the lead-out wire of Urban Underground power grid, power station
The submarine transmission line on road, the in-line power of industrial and mining enterprises and crossing river and sea.In power circuit, specific gravity shared by cable just by
It is cumulative to add.
Shielded layer is usually arranged in cable, is mainly used for being grounded, short for power cable important in inhibiting for shielding
Electric current is imported the earth when road, while some cable shields can be used as armouring and play the role of protecting cable itself, 6KV or more
Crosslinked cable, internal shield can also prevent damage of the conductor burr to insulation；During power cable is laid with, often
Often there is cable and be significantly bent the case where change is laid with route, since the bore of cable is larger, bending difficulty is high, is bent simultaneously
The pulling force that the rubber sheath of position is subject to is bigger, and bending will also result in the reduction of cable local contact area, therefore, bending position
Cable section is easier mechanical damage caused by slight crack occur and being rubbed, and squeezes while also resulting in the extruding of conducting wire, make
It radiates not smooth.
When the utility model master is to solve power cable bending, local cable serious wear and cable are inflexible
Problem.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of wear-resistant power cable free bend attachment device,
When master is to solve power cable bending, local cable serious wear and the inflexible problem of cable.
The utility model is realized by following technological means solves above-mentioned technical problem:
A kind of wear-resistant power cable free bend attachment device, including rubber sleeve and external screw thread pipe sleeve, the rubber
The both ends of pipe sleeve are provided with metal internal screw thread pipe sleeve, becket and rubber bodies, in the internal cavities of the rubber sleeve
Several conducting wires are provided with, the conducting wire includes internal core and the insulating layer for being wrapped in core surface, and the conducting wire is by rubber
One end of glue pipe socket extends to the other end, and the both ends of the rubber sleeve internal cavities are filled with the rubber bodies, described
The both ends of conducting wire are each passed through and are fixed in the rubber bodies of both ends setting, and several conducting wires are in the upper phase of rubber sleeve axial direction
Mutually parallel, several conducting wires are radially uniformly distributed in rubber sleeve, and the insulating layer at the conducting wire both ends is respectively to both ends
Far from insulation tank is formed, the both ends of the core are provided with core slot；
The outer wall threaded of the internal screw thread pipe sleeve inner wall and rubber sleeve, the inner wall and rubber sleeve of the becket
Outer wall it is affixed, be provided with armouring set between the becket at both ends, the armouring set is wrapped on the outside of rubber sleeve, described
Armouring set is connect by several annular snap buckles, and the buckle is respectively provided with there are two symmetrical card slot, and adjacent is described
It is mutually clamped between buckle by card slot, rotatable engagement between the adjacent buckle.
Preferably, the both ends of the external screw thread pipe sleeve are provided with lock sheet, are provided with annular groove in the lock sheet,
Locking steel wire is provided in the annular groove.
Preferably, the outside of the conducting wire is also socketed with sleeve, and the both ends of the sleeve are respectively and fixedly connected to two
In the rubber bodies for holding setting.
Preferably, rubber sheet gasket is additionally provided on the inner wall of the external screw thread pipe sleeve.
Utility model has the advantages that the attachment device of main part, the catenation principle at both ends is identical, passes through rubber
The internal screw thread pipe sleeve being spirally connected on the outside of pipe sleeve is docked with external screw thread pipe sleeve, by rotating female screw pipe sleeve, uses several phases
The buckle being mutually clamped is connected, and snaps through card slot connection, while buckling the card slot being arranged with compressibility, this is that this is practical
The feature of novel offer resistance to compression effect while resistance to compression, also helps free bending.
Detailed description of the invention
Fig. 1: the structural schematic diagram at the utility model attachment device both ends.
Fig. 2: the utility model male-pipe nested structure schematic diagram.
Fig. 3: the utility model attachment device side view.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Up, down, left, right, before and after herein show standard both with respect to Fig. 1.
Embodiment:
It is as shown in Figure 1, Figure 2 and Figure 3: a kind of wear-resistant power cable free bend attachment device, including 1 He of rubber sleeve
External screw thread pipe sleeve 2, the both ends of the rubber sleeve 1 are provided with metal internal screw thread pipe sleeve 11, becket 12 and rubber bodies
13, several conducting wires 3 are provided in the internal cavities of the rubber sleeve 1, the conducting wire 3 includes internal core 31 and package
In the insulating layer 32 of core surface, the conducting wire 3 extends to the other end, the rubber sleeve 1 by one end of rubber sleeve 1
The both ends of internal cavities are filled with the rubber bodies 13, and the both ends of the conducting wire 3 are each passed through and are fixed on the rubber of both ends setting
On colloid 13, several conducting wires 3 are parallel to each other in 1 axial direction of rubber sleeve, and several conducting wires 3 are in rubber sleeve 1
It is radially uniformly distributed, the insulating layer 32 at 3 both ends of conducting wire forms insulation tank 33 to both ends are separate respectively, the core 31
Both ends are provided with core slot 34；
The outer wall threaded of 11 inner wall of internal screw thread pipe sleeve and rubber sleeve 1, the inner wall of the becket 12 and rubber
The outer wall of glue pipe socket 1 is affixed, and armouring set 4 is provided between the becket 12 at both ends, and the armouring set 4 is wrapped in rubber tube
1 outside of set, armouring set 4 are clamped by several annular buckles 41, and the buckle 41 is respectively provided with that there are two symmetrically
Card slot, be mutually clamped by card slot between the adjacent buckle 41, rotatable engagement between the adjacent buckle 41.
The both ends of the external screw thread pipe sleeve 2 are provided with lock sheet 21, are provided with annular groove 22 in the lock sheet 21,
Locking steel wire 23 is provided in the annular groove 22.
The outside of the conducting wire 3 is also socketed with sleeve 5, and the both ends of the sleeve 5 are respectively and fixedly connected to both ends and set
In the rubber bodies 13 set.
Rubber sheet gasket 24 is additionally provided on the inner wall of the external screw thread pipe sleeve 2.
The utility model includes two parts, and a part is the attachment device of main body, plays main bending, wear-resisting and company
Effect is connect, another part is external screw thread pipe sleeve 2, in use, is first socketed external screw thread pipe sleeve 2 and cable one end waiting
Together, external screw thread pipe sleeve 2 is first fixed on to one end of cable by the contraction locking effect of locking steel wire 23, is made to fasten
The inner wall of external screw thread pipe sleeve 2 is provided with rubber sheet gasket 24；
The catenation principle of the attachment device of main part, both ends is identical, only needs the simplification figure of one end here, passes through rubber
The internal screw thread pipe sleeve 11 being spirally connected on the outside of glue pipe socket 1 is docked with external screw thread pipe sleeve 2, by rotating female screw pipe sleeve, promotes cable
One end clamping of connector and attachment device, junction are armours there are also the protective effect of internal screw thread pipe sleeve 11, the centre of main part
Encapsulation 4 is connected using the buckle 41 that several are mutually clamped, and buckle 41 is connected by card slot, between buckle 41 and buckle 41
It can mutually rotate, while buckling the card slot being arranged on 41 there is compressibility, be provided for the mutual extrusion that armouring covers 4 slow
Space is rushed, this is that the utility model provides the feature of resistance to compression effect, while resistance to compression, also helps free bending, will not be right
Cable core causes to damage, and when the surface of conducting wire 3 is also socketed with sleeve 5, makes the bending of cable, conducting wire 3 is in arcuation
Uniformly bending, the bending degree that each position of conducting wire 3 is subject to is identical, the mutual extrusion of conducting wire 3 when effectivelying prevent cable bend
Problem.
It should be noted that, in this document, such as first and second or the like relational terms are used merely to one if it exists
A entity or operation with another entity or operate distinguish, without necessarily requiring or implying these entities or operation it
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or setting
Standby intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
Above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；Although referring to aforementioned reality
Example is applied the utility model is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and model of various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (4)
1. a kind of wear-resistant power cable free bend attachment device, it is characterised in that: including rubber sleeve and external screw thread pipe sleeve,
The both ends of the rubber sleeve are provided with metal internal screw thread pipe sleeve, becket and rubber bodies, the rubber sleeve it is interior
It is provided with several conducting wires in portion's cavity, the conducting wire includes internal core and the insulating layer for being wrapped in core surface, described
Conducting wire extends to the other end by one end of rubber sleeve, and the both ends of the rubber sleeve internal cavities are filled with the rubber
The both ends of body, the conducting wire are each passed through and are fixed in the rubber bodies of both ends setting, and several conducting wires are in rubber sleeve
It is parallel to each other in axial direction, several conducting wires are radially uniformly distributed in rubber sleeve, the insulating layer point at the conducting wire both ends
Not to both ends far from insulation tank is formed, the both ends of the core are provided with core slot；
The outer wall threaded of the internal screw thread pipe sleeve inner wall and rubber sleeve, the inner wall of the becket and rubber sleeve it is outer
Wall is affixed, and armouring set is provided between the becket at both ends, and the armouring set is wrapped on the outside of rubber sleeve, the armouring
Set is connect by several annular snap buckles, and the buckle is respectively provided with there are two symmetrical card slot, the adjacent buckle
Between be mutually clamped by card slot, rotatable engagement between the adjacent buckle.
2. a kind of wear-resistant power cable free bend attachment device according to claim 1, it is characterised in that: the outer spiral shell
The both ends of line pipe sleeve are provided with lock sheet, and annular groove is provided in the lock sheet, locking is provided in the annular groove
Steel wire.
3. a kind of wear-resistant power cable free bend attachment device according to claim 1, it is characterised in that: the conducting wire
Outside be also socketed with sleeve, the both ends of the sleeve are respectively and fixedly connected in the rubber bodies of both ends setting.
4. a kind of wear-resistant power cable free bend attachment device according to claim 1, it is characterised in that: the outer spiral shell
Rubber sheet gasket is additionally provided on the inner wall of line pipe sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936105.8U CN209375036U (en) | 2018-11-22 | 2018-11-22 | A kind of wear-resistant power cable free bend attachment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936105.8U CN209375036U (en) | 2018-11-22 | 2018-11-22 | A kind of wear-resistant power cable free bend attachment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209375036U true CN209375036U (en) | 2019-09-10 |
Family
ID=67833600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821936105.8U Expired - Fee Related CN209375036U (en) | 2018-11-22 | 2018-11-22 | A kind of wear-resistant power cable free bend attachment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209375036U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838553A (en) * | 2021-03-05 | 2021-05-25 | 夏俊杰 | Auxiliary laying equipment for fiber cement cable pipe |
-
2018
- 2018-11-22 CN CN201821936105.8U patent/CN209375036U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112838553A (en) * | 2021-03-05 | 2021-05-25 | 夏俊杰 | Auxiliary laying equipment for fiber cement cable pipe |
| CN112838553B (en) * | 2021-03-05 | 2021-12-07 | 苏州爱本科技有限公司 | Auxiliary laying equipment for fiber cement cable pipe |
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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: 20190910 Termination date: 20201122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |