CN220710636U - Connection structure for quickly recovering cable metal shielding - Google Patents
Connection structure for quickly recovering cable metal shielding Download PDFInfo
- Publication number
- CN220710636U CN220710636U CN202321406718.1U CN202321406718U CN220710636U CN 220710636 U CN220710636 U CN 220710636U CN 202321406718 U CN202321406718 U CN 202321406718U CN 220710636 U CN220710636 U CN 220710636U
- Authority
- CN
- China
- Prior art keywords
- connecting pipe
- cable
- shielding layer
- supporting rod
- strip
- 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
- 239000002184 metal Substances 0.000 title claims abstract description 13
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 230000017105 transposition Effects 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 7
- 238000002788 crimping Methods 0.000 abstract description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model relates to the technical field of cable installation, in particular to a connecting structure for quickly recovering a cable metal shield, which comprises a cable, wherein the cable comprises a battery core, an insulating layer, an outer semi-conductive shielding layer and an outer sheath, wherein the insulating layer, the outer semi-conductive shielding layer and the outer sheath are wrapped outside the battery core; the connecting pipe is provided with a strip-shaped clamping groove and also comprises a supporting rod, wherein the supporting rod is clamped with the strip-shaped clamping groove and is in tight fit with the connecting pipe, when the supporting rod is arranged in the strip-shaped clamping groove, the diameter of an inner hole of the expanded connecting pipe is larger than the outer diameter of the stranded concentric copper wire shielding layer; when the supporting rod is not arranged in the strip-shaped clamping groove, the diameter of the inner hole of the connecting pipe is smaller than the outer diameter of the copper wire shielding layer after being stranded concentrically; the problem of current when restoreing the connection to power cable copper wire, the crimping formula is connected to the mounting tool of borrowing the specialty is solved, installation effectiveness has been improved.
Description
Technical Field
The utility model relates to the technical field of cable installation, in particular to a connecting structure for quickly recovering a cable metal shield.
Background
With the increase of the technical requirements of cable installation, the shielding performance in the cable assembly becomes a very important technical index. In order to achieve a better connection between the cable shield and the cable assembly, various means have been used, such as welding, crimping and connecting pipes, which have the advantage of reliable connection compared to the prior art.
The connection mode is shown in fig. 1, the cable sequentially comprises a cable core 1, an insulating layer 2, an outer semi-conductive shielding layer 3, a copper wire shielding layer 4 and an outer sheath 5 from inside to outside, when two cables are connected, a special tool (such as hydraulic pliers, inconvenient to carry, easy to crack a connecting pipe due to overlarge pressure during operation, loose copper wires due to overlarge pressure, hidden danger of heating induced current in the cable operation process) is generally adopted for recovering the connection of the copper wire shielding layer 4, the operation mode is not simple enough, and the cost needs to be controlled by using a connecting piece as a consumable, so that the design of a convenient cable shielding layer connecting member is particularly important.
Disclosure of Invention
The utility model solves the technical problems of overcoming the prior art, provides a connecting structure for quickly recovering the metal shielding of the cable, realizes quick and reliable connection of the shielding layer of the cable, has simple structure, convenient operation and low cost compared with the prior art, and greatly improves the shielding performance of the cable.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a connection structure of quick resumption cable metal shield, includes the cable, the cable includes electric core and the insulating layer, outer semi-conductive shielding layer and the oversheath of parcel outside the electric core, is equipped with the copper wire shielding layer between oversheath and outer semi-conductive shielding layer, still includes the connecting pipe, the transposition point at the copper wire shielding layer of two cables is installed to the connecting pipe; the connecting pipe is provided with a strip-shaped clamping groove and also comprises a supporting rod, wherein the supporting rod is clamped with the strip-shaped clamping groove and is in tight fit with the connecting pipe, when the supporting rod is arranged in the strip-shaped clamping groove, the diameter of an inner hole of the expanded connecting pipe is larger than the outer diameter of the stranded concentric copper wire shielding layer; when the supporting rod is not arranged in the strip-shaped clamping groove, the diameter of the inner hole of the connecting pipe is smaller than the outer diameter of the copper wire shielding layer after being stranded concentrically.
Preferably, the end part of the supporting rod is also provided with a through hole for connecting and pulling out the lacing of the supporting rod.
Preferably, the device further comprises a scroll spring, wherein the scroll spring is sleeved on the outer wall of the connecting pipe.
Preferably, the connection pipe may be made of a non-metallic material.
The utility model has the beneficial effects that: the connecting structure for quickly recovering the cable metal shielding can effectively solve the problem that the prior art has to use a special installation tool for pressure connection when the copper wires of the power cable are recovered to be connected, and can directly lock the copper wire shielding layer by the connecting pipe in a mode of directly pulling out the supporting rod, thereby completing the connection of the metal shielding layer of the power cable, and greatly improving the installation efficiency.
Drawings
FIG. 1 is a schematic illustration of a prior art cable installation connection;
FIG. 2 is a schematic illustration of the cable mounting connection of the present utility model;
FIG. 3 is a schematic diagram of the assembly of the connecting tube of the present utility model;
FIG. 4 is a second schematic diagram of the assembly of the connecting tube of the present utility model;
fig. 5 is a schematic structural view of the connection pipe of the present utility model.
Description of the drawings: 1. a cable; 2. a battery cell; 3. an insulating layer; 4. an outer semiconducting shield layer; 5. an outer sheath; 6. a copper wire shielding layer; 7. a connecting pipe; 8. a twisting point; 9. a strip-shaped clamping groove; 10. a support rod; 11. a through hole; 12. a spiral spring; 13. an intermediate joint.
Detailed Description
The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings, it being understood that the preferred embodiments described herein are for illustration and explanation of the present utility model only, and are not intended to limit the present utility model.
The utility model provides a connection structure of quick recovery cable 1 metal shield, includes cable 1, cable 1 includes electric core 2 and the insulating layer 3, outer semiconductive shield layer 4 and the oversheath 5 of parcel outside electric core 2, is equipped with copper wire shield layer 6 between oversheath 5 and outer semiconductive shield layer 4, still includes connecting pipe 7, connecting pipe 7 installs the transposition point 8 at copper wire shield layer 6 of two cables 1; the connecting pipe 7 is provided with a strip-shaped clamping groove 9 and further comprises a supporting rod 10, the supporting rod 10 is clamped with the strip-shaped clamping groove 9 and is in tight fit with the connecting pipe 7, when the supporting rod 10 is arranged in the strip-shaped clamping groove 9, the diameter of an inner hole of the expanded connecting pipe 7 is larger than the outer diameter of the stranded concentric copper wire shielding layer 6; when the supporting rod 10 is not arranged in the strip-shaped clamping groove 9, the diameter of the inner hole of the connecting pipe 7 is smaller than the outer diameter of the copper wire shielding layer 6 after being stranded concentrically; the end part of the supporting rod 10 is also provided with a through hole 11 for connecting and extracting a lacing of the supporting rod 10; the spiral spring 12 is sleeved on the outer wall of the connecting pipe 7; the connecting pipe 7 may be made of a non-metallic material.
In the specific implementation, firstly, the end parts of two cables 1 are stripped to enable the inner parts of the cables 1 to be connected through an intermediate joint 13, then the copper wire shielding layers 6 of the cables 1 pass through the connecting pipes 7 and are twisted, after the copper wire shielding layers 6 just pass through the connecting pipes 7, the connecting pipes 7 can be arranged on the cables 1 close to one side, after the connection part of the copper wire shielding layers 6 of the two cables 1 is twisted, the connecting pipes 7 are slid to the twisting point 8 along the copper wire shielding layers 6, and the supporting rods 10 are slipped from the strip-shaped clamping grooves 9 on the connecting pipes 7 by pulling the lacing arranged on the supporting rods 10 outwards; because the cohesion of connecting pipe 7 self, can lock copper wire shielding layer 6 transposition department, the rethread spiral spring 12's cohesion further locks connecting pipe 7, makes the tight connection between connecting pipe 7 and the copper wire shielding layer 6.
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 (4)
1. The utility model provides a connection structure of quick resumption cable metal shield, includes cable (1), cable (1) include electric core (2) and wrap up insulating layer (3) outside electric core (2), outer semi-conductive shielding layer (4) and oversheath (5), be equipped with copper wire shielding layer (6) between oversheath (5) and outer semi-conductive shielding layer (4), characterized by still includes connecting pipe (7), connecting pipe (7) are installed at transposition point (8) of copper wire shielding layer (6) of two cable (1); the connecting pipe (7) is provided with a strip-shaped clamping groove (9), and the connecting pipe further comprises a supporting rod (10), wherein the supporting rod (10) is clamped with the strip-shaped clamping groove (9) and is tightly matched with the connecting pipe (7), when the supporting rod (10) is arranged in the strip-shaped clamping groove (9), the diameter of an inner hole of the expanded connecting pipe (7) is larger than the outer diameter of the copper wire shielding layer (6) after stranding concentricity; when the supporting rod (10) is not arranged in the strip-shaped clamping groove (9), the diameter of the inner hole of the connecting pipe (7) is smaller than the outer diameter of the copper wire shielding layer (6) after being stranded concentrically.
2. The connection structure for quick return cable metal shield according to claim 1, wherein the end of the support bar (10) is further provided with a through hole (11) for connecting a tie for pulling out the support bar (10).
3. A connection structure for quick return cable metal shield according to claim 1, further comprising a spiral spring (12), said spiral spring (12) being clipped over the outer wall of the connection tube (7).
4. A connection structure for quick return cable metal shielding according to claim 1, characterized in that the connection tube (7) can be made of non-metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321406718.1U CN220710636U (en) | 2023-06-05 | 2023-06-05 | Connection structure for quickly recovering cable metal shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321406718.1U CN220710636U (en) | 2023-06-05 | 2023-06-05 | Connection structure for quickly recovering cable metal shielding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220710636U true CN220710636U (en) | 2024-04-02 |
Family
ID=90441435
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321406718.1U Active CN220710636U (en) | 2023-06-05 | 2023-06-05 | Connection structure for quickly recovering cable metal shielding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220710636U (en) |
-
2023
- 2023-06-05 CN CN202321406718.1U patent/CN220710636U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |