CN210092857U - Intermediate joint of low-thickness insulation layer cable - Google Patents
Intermediate joint of low-thickness insulation layer cable Download PDFInfo
- Publication number
- CN210092857U CN210092857U CN201921322034.7U CN201921322034U CN210092857U CN 210092857 U CN210092857 U CN 210092857U CN 201921322034 U CN201921322034 U CN 201921322034U CN 210092857 U CN210092857 U CN 210092857U
- Authority
- CN
- China
- Prior art keywords
- shielding tile
- shielding
- cable
- bulge loop
- main part
- 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.)
- Withdrawn - After Issue
Links
- 238000009413 insulation Methods 0.000 title claims abstract description 19
- 239000004020 conductor Substances 0.000 claims abstract description 28
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 20
- 229910052802 copper Inorganic materials 0.000 claims description 20
- 239000010949 copper Substances 0.000 claims description 20
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Images
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model discloses an intermediate joint of a cable with a low-thickness insulating layer, which comprises a connecting pipe, two shielding tiles and prefabricated main part, the connecting pipe is hollow pipe and the internal diameter of connecting pipe matches with the conductor external diameter of cable, every shielding tile contains shielding tile main part and tip bulge loop, the shielding tile main part is the semicircle pipe body and two shielding tile both sides side interconnect constitute complete pipe structure, the tip bulge loop is fixed respectively at shielding tile main part both ends, the tip bulge loop is the semi-annular and the external diameter of tip bulge loop equals with shielding tile main part external diameter, the external diameter of tip bulge loop also equals with the insulating layer external diameter of cable, the internal diameter of tip bulge loop is less than shielding tile main part internal diameter and the internal diameter of tip bulge loop matches with the cable conductor external diameter, shielding tile main part internal diameter is greater than or equal to the connecting pipe external diameter, prefabricated main part suit is in cable insulation layer and two shielding tile outsides. The utility model is suitable for a demand of the prefabricated formula intermediate head installation of high tension cable is satisfied to the thin condition of cable insulation thickness.
Description
Technical Field
The utility model relates to an intermediate head, especially an intermediate head of low thickness insulating layer cable belongs to the cable accessories field.
Background
At present, a prefabricated type sleeving is mainly adopted for installing a middle joint of a high-voltage cable, a shielding tile is installed outside a connecting pipe after the cable conductor is connected by the connecting pipe, the outer diameter of the shielding tile needs to be slightly smaller than the outer diameter of cable insulation, and a prefabricated main body is convenient to sleeving. Chinese patent publication No. CN20414897U discloses a novel cable shrinkage intermediate head, contains two cable conductors of junction, connects two cable conductor's conductor connecting pipe, and two cable conductor are crowded package insulating layer outward, and every insulating layer is equipped with overall structure's shrinkage cable accessories intermediate head main part outward, and the shrinkage cable accessories intermediate head main part is equipped with overall structure's armor outward, the conductor connecting pipe outside be provided with the shielding tile that external diameter size and insulating layer external diameter size are the same.
However, in the case that the outer diameter of the high-voltage cable is small, after the connecting pipe is installed, the thickness of the shielding tile in the prior art must have certain requirements to perform the fixed installation of the pin and the punching of the other side because the plug is directly arranged on the end faces of the two sides of the shielding tile. When the cable insulation external diameter is very little, the external diameter is greater than the cable insulation external diameter after the installation, has the problem of the prefabricated main part of unable suit, consequently is necessary to design the intermediate head of a novel structure to solve prior art not enough.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an intermediate head of low thickness insulating layer cable is provided, solve the unsuitable problem of low thickness insulating layer cable of prior art.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
an intermediate head of low thickness insulating layer cable which characterized in that: contain the connecting pipe, two shielding tiles and prefabricated main part, the connecting pipe is hollow pipe and the internal diameter of connecting pipe matches with the conductor external diameter of cable, every shielding tile contains shielding tile main part and tip bulge loop, the shielding tile main part is the semicircle pipe body and two shielding tile both sides side interconnect constitute complete pipe structure, the tip bulge loop is fixed respectively at shielding tile main part both ends, the tip bulge loop is the semi-annular and the external diameter of tip bulge loop equals with shielding tile main part external diameter, the external diameter of tip bulge loop also equals with the insulating layer external diameter of cable, the internal diameter of tip bulge loop is less than shielding tile main part internal diameter and the internal diameter of tip bulge loop matches with the cable conductor external diameter, shielding tile main part internal diameter is greater than or equal to the connecting tube external diameter, prefabricated main part suit is in the cable insulation layer and two shielding tile outsides.
Furthermore, the two ends of the end part convex rings of the two shielding tiles are mutually matched planes, the two end planes of the end part convex ring of one shielding tile are fixedly provided with a bolt which is perpendicular to the plane, the two end planes of the end part convex ring of the other shielding tile are provided with a pin hole matched with the bolt, and the bolt on the end face of the end part convex ring of one shielding tile is inserted into the pin hole of the end part convex ring of the other shielding tile and is tensioned and fixed.
Further, a screw hole is opened to the one end tip of two shielding tiles, the screw hole sets up and the screw hole is located the tip bulge loop along the axis direction of shielding tile, the screw hole is seted up to the inboard by the terminal surface of shielding tile, a copper braided wire fixed orifices has still been opened in the shielding tile, copper braided wire fixed orifices sets up and the bottom intercommunication of copper braided wire fixed orifices one end and screw hole along a radial line direction of shielding tile, the interior anchor ring of tip bulge loop is run through to the copper braided wire fixed orifices other end, copper braided wire one end is inserted in the copper braided wire fixed orifices and is fixed in the screw hole by locking screw locking from the tip bulge loop inboard.
Furthermore, the two ends of the connecting pipe are respectively sleeved on the cable conductors of the two cables to be connected, the end parts of the two cables to be connected are stripped to form a section of insulating layer so as to expose the cable conductors, the connecting pipe is sleeved on the two cable conductors and is compressed and fixed, and the end parts of the two cable conductors are contacted.
Further, the length of the shielding tile main body is larger than the length of the connecting pipe.
Further, the shielding tile main body and the end convex ring are of an integrated structure.
Further, the shielding tile is made of aluminum alloy.
Compared with the prior art, the utility model, have following advantage and effect: the utility model discloses an intermediate head of low thickness insulating layer cable, through reducing shielding tile middle thickness to increase the protruding ring structure of the tip of inside arch at both ends, thus can reduce shielding tile overall thickness to 1-2mm, be applicable to the condition that cable insulation thickness is thin, satisfy the demand of high tension cable prefabricated formula intermediate head installation; the utility model discloses structure safe and reliable, simple to operate can process different specifications shielding tile according to cable conductor and insulating external diameter apolegamy.
Drawings
Fig. 1 is a schematic view of an intermediate joint of a low-thickness insulation layer cable according to the present invention.
Fig. 2 is a partial schematic view of an intermediate joint of a low thickness insulation layer cable according to the present invention.
Fig. 3 is a schematic view of the shielding tile of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following examples, which are illustrative of the present invention and are not intended to limit the present invention.
As shown in the figure, the utility model discloses an intermediate joint of low thickness insulating layer cable, contain connecting pipe 1, two shielding tile 2 and prefabricated main part 3, connecting pipe 1 is hollow pipe and the internal diameter of connecting pipe 1 matches with the conductor 4 diameter of cable, each shielding tile 2 contains shielding tile main part 5 and tip bulge loop 6, shielding tile main part 5 is half-round pipe and two shielding tile 2 both sides side edge interconnect constitution complete pipe structure, tip bulge loop 6 is fixed respectively at shielding tile main part 5 both ends, tip bulge loop 6 is half-ring and the external diameter of tip bulge loop 6 equals shielding tile main part 5 external diameter, the external diameter of tip bulge loop 6 also equals insulating layer 7 external diameter of cable, the internal diameter of tip bulge loop 6 is less than shielding tile main part 5 internal diameter and the internal diameter of tip bulge loop 6 matches with cable conductor 4 external diameter, shielding tile main part 5 internal diameter is greater than (slightly is greater than) or equal to connecting pipe 1 external diameter, the prefabricated main body 3 is sleeved on the outer sides of the cable insulating layer 7 and the two shielding tiles 2.
The two ends of the end part convex rings 6 of the two shielding tiles 2 are mutually matched planes, the two end planes of the end part convex ring 6 of one shielding tile 2 are fixedly provided with a bolt 8 which is perpendicular to the plane, the two end planes of the end part convex ring 6 of the other shielding tile 2 are provided with a pin hole which is matched with the bolt 8, and the bolt on the end surface of the end part convex ring of one shielding tile is inserted into the pin hole of the end part convex ring of the other shielding tile and is tensioned and fixed.
Open the one end tip of two shielding tiles 2 has a screw hole 9, screw hole 9 sets up and screw hole 9 is located tip bulge loop 6 along the axis direction of shielding tile, screw hole 9 is seted up to the inboard by the terminal surface of shielding tile 2, still open a copper braided wire fixed orifices 10 in the shielding tile 2, copper braided wire fixed orifices 10 sets up and the bottom intercommunication of copper braided wire fixed orifices 10 one end and screw hole 9 along a radial line direction of shielding tile 2, the interior anchor ring of tip bulge loop 6 is run through to the copper braided wire fixed orifices 10 other end, copper braided wire one end is inserted in the copper braided wire fixed orifices 10 and is fixed in screw hole 9 by locking screw locking from tip bulge loop 6 inboard. Before the connecting pipe is installed, the copper braided wire is firstly plugged into the connecting pipe, then the copper braided wire is pressed and connected to be fixed in the connecting pipe, and then the two shielding tiles are buckled.
The two ends of the connecting pipe 1 are respectively sleeved on two cable conductors of cables to be connected, the end parts of the two cables to be connected are stripped to form a section of insulating layer to expose the cable conductors 4, the connecting pipe 1 is sleeved on the two cable conductors 4 and is pressed and fixed, and the end parts of the two cable conductors 4 are in mutual contact. The length of the shield tile body 5 is greater than the length of the connection pipe 1 so that the interior cavity of the shield tile 2 can completely accommodate the connection pipe 1.
The shielding tile main body 5 and the end convex ring 6 are of an integral structure. The shielding tile 2 is made of aluminum alloy.
The utility model discloses an intermediate head of low thickness insulating layer cable, through reducing shielding tile middle thickness to increase the protruding ring structure of the tip of inside arch at both ends, thus can reduce shielding tile overall thickness to 1-2mm, be applicable to the condition that cable insulation thickness is thin, satisfy the demand of high tension cable prefabricated formula intermediate head installation; the utility model discloses structure safe and reliable, simple to operate can process different specifications shielding tile according to cable conductor and insulating external diameter apolegamy.
The above description in this specification is merely illustrative of the present invention. Those skilled in the art can make various modifications or additions to the described embodiments or substitute them in a similar manner without departing from the scope of the present invention as defined in the following claims.
Claims (7)
1. An intermediate head of low thickness insulating layer cable which characterized in that: contain the connecting pipe, two shielding tiles and prefabricated main part, the connecting pipe is hollow pipe and the internal diameter of connecting pipe matches with the conductor external diameter of cable, every shielding tile contains shielding tile main part and tip bulge loop, the shielding tile main part is the semicircle pipe body and two shielding tile both sides side interconnect constitute complete pipe structure, the tip bulge loop is fixed respectively at shielding tile main part both ends, the tip bulge loop is the semi-annular and the external diameter of tip bulge loop equals with shielding tile main part external diameter, the external diameter of tip bulge loop also equals with the insulating layer external diameter of cable, the internal diameter of tip bulge loop is less than shielding tile main part internal diameter and the internal diameter of tip bulge loop matches with the cable conductor external diameter, shielding tile main part internal diameter is greater than or equal to the connecting tube external diameter, prefabricated main part suit is in the cable insulation layer and two shielding tile outsides.
2. An intermediate joint for a low thickness insulation layer cable according to claim 1, wherein: the two ends of the end part convex rings of the two shielding tiles are mutually matched planes, the two end planes of the end part convex ring of one shielding tile are fixedly provided with a bolt which is perpendicular to the plane, the two end planes of the end part convex ring of the other shielding tile are provided with pin holes matched with the bolt, and the bolt on the end surface of the end part convex ring of one shielding tile is inserted into the pin hole of the end part convex ring of the other shielding tile and is tensioned and fixed.
3. An intermediate joint for a low thickness insulation layer cable according to claim 1, wherein: the one end tip of two shielding tiles is opened has a screw hole, the screw hole sets up and the screw hole is located the tip bulge loop along the axis direction of shielding tile, the screw hole is seted up to the inboard by the terminal surface of shielding tile, a copper braided wire fixed orifices has still been opened in the shielding tile, copper braided wire fixed orifices sets up and the bottom intercommunication of copper braided wire fixed orifices one end and screw hole along a radial line direction of shielding tile, the interior anchor ring of tip bulge loop is run through to the copper braided wire fixed orifices other end, copper braided wire one end is inserted in the copper braided wire fixed orifices and is fixed in the screw hole by locking screw locking from the tip bulge loop inboard.
4. An intermediate joint for a low thickness insulation layer cable according to claim 1, wherein: the two ends of the connecting pipe are respectively sleeved on the cable conductors of the two cables to be connected, the end parts of the two cables to be connected are stripped to form a section of insulating layer to expose the cable conductors, the connecting pipe is sleeved on the two cable conductors and is compressed and fixed, and the end parts of the two cable conductors are in contact.
5. An intermediate joint for a low thickness insulation layer cable according to claim 1, wherein: the length of the shielding tile main body is larger than that of the connecting pipe.
6. An intermediate joint for a low thickness insulation layer cable according to claim 1, wherein: the shielding tile main body and the end convex ring are of an integrated structure.
7. An intermediate joint for a low thickness insulation layer cable according to claim 1, wherein: the shielding tile is made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921322034.7U CN210092857U (en) | 2019-08-15 | 2019-08-15 | Intermediate joint of low-thickness insulation layer cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921322034.7U CN210092857U (en) | 2019-08-15 | 2019-08-15 | Intermediate joint of low-thickness insulation layer cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210092857U true CN210092857U (en) | 2020-02-18 |
Family
ID=69485950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921322034.7U Withdrawn - After Issue CN210092857U (en) | 2019-08-15 | 2019-08-15 | Intermediate joint of low-thickness insulation layer cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210092857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364987A (en) * | 2019-08-15 | 2019-10-22 | 江苏中天科技电缆附件有限公司 | A kind of transition joint of low thickness insulating layer cable |
-
2019
- 2019-08-15 CN CN201921322034.7U patent/CN210092857U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110364987A (en) * | 2019-08-15 | 2019-10-22 | 江苏中天科技电缆附件有限公司 | A kind of transition joint of low thickness insulating layer cable |
| CN110364987B (en) * | 2019-08-15 | 2024-03-08 | 江苏中天科技电缆附件有限公司 | Intermediate joint of low-thickness insulating layer cable |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210092857U (en) | Intermediate joint of low-thickness insulation layer cable | |
| CN202797861U (en) | Convenient connecting sleeve for internal pressure cable | |
| CN2899168Y (en) | Electric connector | |
| CN210692834U (en) | 5G communication connector tied in a bundle | |
| CN202094410U (en) | Electric connector | |
| CN212849182U (en) | Butt joint for cable combination | |
| CN109378605A (en) | Plug-in type cable connector | |
| CN110364987B (en) | Intermediate joint of low-thickness insulating layer cable | |
| CN210224488U (en) | Radio frequency coaxial connector | |
| CN211655241U (en) | Direct insertion type connector | |
| CN211720246U (en) | Cable traction quick connector | |
| CN2893870Y (en) | High-voltage cable insulation protective trunking | |
| CN210743666U (en) | Metal band shielding high-voltage power cable with tenon-and-mortise structure | |
| CN208835374U (en) | Plug-in type cable connector | |
| CN215007688U (en) | Power unit transmission cable | |
| CN218771249U (en) | Integral prefabricated intermediate joint for connecting high-voltage cables with different dimensions | |
| CN212062874U (en) | Shielding tail cover | |
| CN220456804U (en) | Wire and cable's coupling mechanism | |
| CN217362012U (en) | High temperature resistant ageing resistance type car connecting wire | |
| CN219418523U (en) | Local flat telemetry cable bundle | |
| CN203301116U (en) | Mutihole cable joint apparatus | |
| CN202308387U (en) | Quick connecting type coaxial radio frequency connector used in third-generation and fourth-generation mobile communications | |
| CN216015765U (en) | Broadband cable assembly | |
| CN210957222U (en) | Multi-wire bunch cable | |
| CN219321660U (en) | Heavy-load connector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200218 Effective date of abandoning: 20240308 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200218 Effective date of abandoning: 20240308 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |