CN220066862U - Novel shrinkage formula cable intermediate head subassembly - Google Patents
Novel shrinkage formula cable intermediate head subassembly Download PDFInfo
- Publication number
- CN220066862U CN220066862U CN202321615097.8U CN202321615097U CN220066862U CN 220066862 U CN220066862 U CN 220066862U CN 202321615097 U CN202321615097 U CN 202321615097U CN 220066862 U CN220066862 U CN 220066862U
- Authority
- CN
- China
- Prior art keywords
- elastic rubber
- outer shielding
- semiconductive
- pipe
- shielding pipe
- Prior art date
- 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.)
- Active
Links
- 238000007789 sealing Methods 0.000 claims description 11
- 239000003292 glue Substances 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 6
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model discloses a novel cold-shrink type cable intermediate joint assembly, which comprises a semiconductive outer shielding pipe, wherein a semiconductive pipe and a supporting lining strip are arranged in the semiconductive outer shielding pipe, the supporting lining strip is in contact with the inner wall of the semiconductive outer shielding pipe, and the semiconductive pipe is arranged at the middle position of the semiconductive outer shielding pipe; two groups of mounting rings are symmetrically arranged on the outer wall of the semiconductive outer shielding pipe, an elastic rubber sleeve is sleeved on the mounting rings, and the elastic rubber sleeve is inwards shrunk and wrapped on the outer wall of the cable, so that the semiconductive outer shielding pipe is positioned on the cable; the beneficial effects of the utility model are as follows: through the two groups of elastic rubber sleeves arranged above, when the semiconductive outer shielding pipe is installed, the stability of the semiconductive outer shielding pipe can be ensured, and the quality of cold contraction is influenced by the displacement of the semiconductive outer shielding pipe when the supporting lining strip is prevented from being pulled out.
Description
Technical Field
The utility model relates to a novel cold-shrink type cable intermediate joint assembly.
Background
When the power grid is erected, two or more power cables are required to be butted, and then each structural layer of the cable is recovered according to the characteristics of the cable structure so as to ensure the basic electrical performance of the cable.
The prior art, for example, chinese patent publication No. CN202434997U, discloses an intermediate joint, and in particular, relates to a cold-shrink cable intermediate joint, and a cold-shrink cable intermediate joint, which is characterized by comprising a semiconductive outer shielding tube (1) and a conductive component (2) disposed in the semiconductive outer shielding tube (1), wherein stress cones (3) are further disposed at two ends of the conductive component (2). Therefore, the utility model has the following advantages: 1. the design is reasonable, the structure is simple and the device is completely practical; 2. the cable is tightly attached to the cable by means of elastic retraction of the core rope by slightly extracting the core rope without a fire source and a special tool, so that the multi-layer structure problem of a heat shrinkage product and the installation complexity are overcome; 3. the problem that the heat shrinkage product cannot be installed in places with special requirements is solved, and the heat shrinkage product is simpler and more convenient to install.
However, in the above-mentioned scheme, the supporting lining strip in the semiconductive outer shielding tube needs to be drawn out in the cold shrink process, so as to finish the cold shrink process, but when the supporting lining strip is drawn out, the semiconductive outer shielding tube is easy to displace, so that the original installation position is offset, and the quality of the final connection can be affected.
Disclosure of Invention
The present utility model is directed to a novel cold-shrink cable intermediate joint assembly, which solves the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the novel cold-shrink type cable intermediate joint assembly comprises a semiconductive outer shielding pipe, wherein a semiconductive pipe and a supporting lining strip are arranged in the semiconductive outer shielding pipe, the supporting lining strip is in contact with the inner wall of the semiconductive outer shielding pipe, and the semiconductive pipe is arranged at the middle position of the semiconductive outer shielding pipe;
the outer wall symmetry of semi-conductive outer shielding pipe is provided with two sets of collar, the cover is equipped with the elastic rubber cover on the collar, the inside shrink parcel of elastic rubber cover is at the outer wall of cable for semi-conductive outer shielding pipe location is on the cable.
As an improvement of the technical scheme, the supporting lining strip is provided with a wire core, and the length of the wire core is larger than the sum of the lengths of the elastic rubber sleeve and the semiconductive outer shielding tube.
As an improvement of the technical scheme, the outer wall of the elastic rubber sleeve is sleeved with a deformation ring, and the deformation ring is arranged at the pipe orifice of the elastic rubber sleeve.
As an improvement of the technical scheme, the elastic rubber sleeve is provided with an injection pipeline, and the injection pipeline is communicated with the inner cavity of the elastic rubber sleeve.
As an improvement of the technical scheme, a through rectangular through groove is formed in the surface of the semi-conductive tube.
As an improvement of the technical scheme, the outer wall of the elastic rubber sleeve is provided with an annular sealing groove, and the sealing groove is arranged at the deformation ring.
As an improvement of the technical scheme, the maximum diameter of the outward deformation expansion of the deformation ring and the elastic rubber sleeve is larger than that of the mounting ring.
Compared with the prior art, the utility model has the beneficial effects that:
through the two sets of elastic rubber sleeves that above-mentioned set up, when semiconductive outer shielding pipe installs, can guarantee semiconductive outer shielding pipe's stability, when avoiding supporting the lining strip and taking out, semiconductive outer shielding pipe appears the displacement and influences the quality of shrinkage, and simultaneously after the installation is accomplished, two sets of elastic rubber sleeves include on the cable outer wall, can improve sealing performance, are convenient for protect the junction in the semiconductive outer shielding pipe, have improved holistic practicality.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the semiconductive outer shield of the present utility model;
FIG. 3 is a schematic view of the structure of the elastic rubber sleeve of the present utility model;
FIG. 4 is a schematic view of the structure of the support strips of the present utility model;
FIG. 5 is a side view of the elastomeric boot of the present utility model;
FIG. 6 is a cross-sectional view of A-A of FIG. 5 in accordance with the present utility model;
fig. 7 is a schematic structural view of a semiconducting tube according to the present utility model.
In the figure: 10. a semiconductive outer shield tube; 11. a support backing strip; 12. a wire core; 13. a semiconductive tube; 131. rectangular through grooves; 20. a mounting ring; 30. an elastic rubber sleeve; 31. a glue injection pipeline; 32. sealing grooves; 40. the ring is deformed.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples:
as shown in fig. 1-7, the present embodiment proposes a novel cold-shrink cable intermediate joint assembly, which includes a semiconductive outer shielding tube 10, a semiconductive tube 13 and a supporting lining 11 are disposed in the semiconductive outer shielding tube 10, the supporting lining 11 is in contact with an inner wall of the semiconductive outer shielding tube 10, and the semiconductive tube 13 is disposed at an intermediate position of the semiconductive outer shielding tube 10;
the outer wall of the semi-conductive outer shielding pipe 10 is symmetrically provided with two groups of mounting rings 20, an elastic rubber sleeve 30 is sleeved on the mounting rings 20, and the elastic rubber sleeve 30 is inwards shrunk and wrapped on the outer wall of the cable, so that the semi-conductive outer shielding pipe 10 is positioned on the cable.
In this case, the semiconductive outer shield 10 may be specifically disclosed with reference to the publication number CN202434997U, and a detailed description thereof will not be given herein;
of course, the supporting strips 11 are combined to form a sleeve which is disposed in the inner cavity of the semiconductive outer shielding tube 10, and reference is made in particular to the specific construction disclosed in the publication CN201466661U, which is not described in detail herein.
In this embodiment, when two sets of cables are connected, two sets of elastic rubber sleeves 30 are respectively folded to the two sets of mounting rings 20, meanwhile, a semiconductive outer shielding tube 10 is sleeved on the outer wall of one set of cable, then a semiconductive tube 13 is installed between two sets of cable cores, after the semiconductive tube 13 is installed, the semiconductive outer shielding tube 10 is displaced to the position of the semiconductive tube 13, the semiconductive tube 13 is positioned at the middle position of the semiconductive outer shielding tube 10, then one set of folded elastic rubber sleeves 30 is reset, the elastic rubber sleeves 30 are contracted inwards on the outer wall of the cable and wrapped on the outer wall of the cable, so that the semiconductive outer shielding tube 10 is positioned, then a supporting lining 11 is pulled out, so that the semiconductive outer shielding tube 10 is contracted on the outer wall of the two sets of cable, and after the supporting lining 11 is pulled out, the rest set of elastic rubber sleeves 30 are folded, reset and wrapped on the outer wall of the cable;
through the two sets of elastic rubber sleeves 30 that set up above, when semiconductive outer shielding pipe 10 installs, can guarantee semiconductive outer shielding pipe 10's stability, when avoiding supporting lining 11 to take out, semiconductive outer shielding pipe 10 appears the displacement and influences the quality of shrinkage, and simultaneously after the installation is accomplished, two sets of elastic rubber sleeves 30 include on the cable outer wall, can improve sealing performance, be convenient for protect the junction in the semiconductive outer shielding pipe 10, improved holistic practicality.
Specifically, the supporting lining 11 is provided with a wire core 12, and the length of the wire core 12 is greater than the sum of the lengths of the elastic rubber sleeve 30 and the semiconductive outer shielding tube 10.
In this embodiment, the supporting strips 11 can be drawn conveniently through the arranged wire core 12, so that the semiconductive outer shielding tube 10 is contracted.
Specifically, the outer wall of the elastic rubber sleeve 30 is sleeved with a deformation ring 40, and the deformation ring 40 is arranged at the pipe orifice of the elastic rubber sleeve 30.
In this embodiment, the deformation ring 40 is used to increase the wall thickness of the pipe orifice of the elastic rubber sleeve 30, so as to facilitate driving the elastic rubber sleeve 30 to deform outwards and expand, prevent tearing during deformation of the pipe orifice of the elastic rubber sleeve 30, and reduce the limiting capability of the semi-conductive outer shielding pipe 10.
Specifically, the elastic rubber sleeve 30 is provided with an injecting glue pipeline 31, and the injecting glue pipeline 31 is communicated with the inner cavity of the elastic rubber sleeve 30.
In this embodiment, when the two sets of elastic rubber sleeves 30 are wrapped on the outer wall of the cable, the two sets of elastic rubber sleeves can be attached to the outer wall of the cable, and then glue is injected through the glue injection pipeline 31, so that the stability of connection between the elastic rubber sleeves 30 and the cable is improved, and the sealing performance is improved.
Specifically, the surface of the semiconductive tube 13 is provided with a rectangular through groove 131.
In this embodiment, the rectangular through groove 131 is used to observe whether two sets of cable cores are in contact;
of course, when the semiconductive tube 13 is crimped, the crimp is located on both sides of the rectangular through groove 131.
Specifically, the outer wall of the elastic rubber sleeve 30 is provided with an annular sealing groove 32, and the sealing groove 32 is disposed at the deformation ring 40.
In this embodiment, when the elastic rubber sleeve 30 is wrapped on the outer wall of the cable, a tie is installed at the sealing groove 32 for improving the stability of the semiconductive outer shielding pipe 10 when installed;
of course, when the glue is injected, the elastic rubber sleeve 30 can be tightly contacted with the cable, so that the leakage of the glue is prevented.
Specifically, the deformation ring 40 and the elastic rubber sleeve 30 are deformed outwards to expand the maximum diameter larger than the diameter of the mounting ring 20.
In this embodiment, the maximum diameter of the outward expansion of the deformation ring 40 and the elastic rubber sleeve 30 is larger than the diameter of the mounting ring 20, so that the deformation ring 40 and the elastic rubber sleeve 30 can be folded over the outer wall of the mounting ring 20, and the semiconductive outer shielding pipe 10 can be mounted conveniently.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A novel cold shrink cable intermediate joint assembly, characterized in that: the semi-conductive outer shielding pipe (10) is arranged in the semi-conductive outer shielding pipe (10), a semi-conductive pipe (13) and a supporting lining strip (11) are arranged in the semi-conductive outer shielding pipe (10), the supporting lining strip (11) is in contact with the inner wall of the semi-conductive outer shielding pipe (10), and the semi-conductive pipe (13) is arranged at the middle position of the semi-conductive outer shielding pipe (10);
the outer wall symmetry of semi-conductive outer shielding pipe (10) is provided with two sets of collar (20), the cover is equipped with elastic rubber cover (30) on collar (20), elastic rubber cover (30) inwards shrink wrap up at the outer wall of cable for semi-conductive outer shielding pipe (10) location is on the cable.
2. The novel cold shrink cable intermediate joint assembly according to claim 1, wherein: the supporting lining strip (11) is provided with a wire core (12), and the length of the wire core (12) is larger than the sum of the lengths of the elastic rubber sleeve (30) and the semiconductive outer shielding tube (10).
3. The novel cold shrink cable intermediate joint assembly according to claim 1, wherein: the outer wall of the elastic rubber sleeve (30) is sleeved with a deformation ring (40), and the deformation ring (40) is arranged at the pipe orifice of the elastic rubber sleeve (30).
4. The novel cold shrink cable intermediate joint assembly according to claim 1, wherein: the elastic rubber sleeve (30) is provided with an injecting glue pipeline (31), and the injecting glue pipeline (31) is communicated with the inner cavity of the elastic rubber sleeve (30).
5. The novel cold shrink cable intermediate joint assembly according to claim 1, wherein: the surface of the semi-conductive tube (13) is provided with a through rectangular through groove (131).
6. A novel cold shrink cable intermediate joint assembly according to claim 3, wherein: the outer wall of the elastic rubber sleeve (30) is provided with an annular sealing groove (32), and the sealing groove (32) is arranged at the deformation ring (40).
7. A novel cold shrink cable intermediate joint assembly according to claim 3, wherein: the maximum diameter of the deformation ring (40) and the elastic rubber sleeve (30) which deform outwards is larger than that of the mounting ring (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321615097.8U CN220066862U (en) | 2023-06-25 | 2023-06-25 | Novel shrinkage formula cable intermediate head subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321615097.8U CN220066862U (en) | 2023-06-25 | 2023-06-25 | Novel shrinkage formula cable intermediate head subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220066862U true CN220066862U (en) | 2023-11-21 |
Family
ID=88762872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321615097.8U Active CN220066862U (en) | 2023-06-25 | 2023-06-25 | Novel shrinkage formula cable intermediate head subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220066862U (en) |
-
2023
- 2023-06-25 CN CN202321615097.8U patent/CN220066862U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101340035B (en) | Adapter, cable connector having the adapter and cable connector component | |
| CN100544146C (en) | The device that is used to cover the method for elongate object and is used for covering said elongate object | |
| US4314093A (en) | Cable connector | |
| US6495757B2 (en) | Cable joint using a semi-conductive tubular assembly and method to obtain a smoothly shielded connector | |
| US4164620A (en) | Insulative corona discharge suppressing sheath for high voltage cable splices | |
| CN220066862U (en) | Novel shrinkage formula cable intermediate head subassembly | |
| CN206116755U (en) | Prevent electric automobile that plug pine takes off interface that charges | |
| CN110896207A (en) | Integrated power cable intermediate joint sheath structure and installation method thereof | |
| US4241004A (en) | High voltage splice | |
| CN202949200U (en) | Thermal contraction type terminal applied in power cable | |
| CN206471795U (en) | A kind of cold contract cable middle joint | |
| CN203895944U (en) | Cable intermediate connector | |
| CN206225967U (en) | Cable termination end socket | |
| CN202455023U (en) | Assembly for forming cable terminal | |
| CN220934839U (en) | Cold-shrink middle through connection joint for cable | |
| CN201696756U (en) | Steel wire braided high-voltage insulating tube | |
| CN217982857U (en) | Shielding rubber jacketed flexible cable | |
| CN110429521A (en) | A kind of waterproof sealing method of transition joint | |
| CN214412235U (en) | 20kV cold-contraction outdoor cable terminal | |
| CN210074742U (en) | Shrinkage terminal joint | |
| JPH0610571Y2 (en) | Electric cable with optical fiber | |
| CN220306934U (en) | Cold shrink type cable protection cover | |
| CN110994529B (en) | Cold-shrinkage type cable terminal | |
| CN217984497U (en) | Fusion type cable insulation joint | |
| CN117578340A (en) | Cable centering device, high-voltage cable oil-filled terminal and mounting process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |