CN108899861A - The transition joint of double-walled roller and its mounting process - Google Patents
The transition joint of double-walled roller and its mounting process Download PDFInfo
- Publication number
- CN108899861A CN108899861A CN201810811303.XA CN201810811303A CN108899861A CN 108899861 A CN108899861 A CN 108899861A CN 201810811303 A CN201810811303 A CN 201810811303A CN 108899861 A CN108899861 A CN 108899861A
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- China
- Prior art keywords
- double
- walled
- cables
- insulation tube
- transition joint
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/18—Cable junctions protected by sleeves, e.g. for communication cable
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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- Cable Accessories (AREA)
Abstract
The present invention relates to cable accessory technical field, especially a kind of double-walled roller transition joint and its mounting process, which includes double-walled insulation tube and conductor connecting tube；The connecting pin of two cables peels off the both ends that the core exposed is plugged in conductor connecting tube respectively, and the core of two cables is connected by conductor connecting tube；End to end formation after the double-walled insulation tube is turned down by hose, the double-walled insulative pipe sleeve is on two cables, and its both ends is held tightly respectively on two cables, of the invention its uses completely new structure thinking, after the core connection of two cables, using double-walled insulation tube by rolling the characteristics of its own axial displacement can be achieved under the premise of guaranteeing enclasping force, realization is held tightly on two cables, the transition joint product structure is simple, it is at low cost, install convenient environmental protection, without employing open fire, and can be applied to the cable butting of railway direct current 1500V voltage class.
Description
Technical field
The present invention relates to cable accessory technical field, especially a kind of double-walled roller transition joint and its mounting process.
Background technique
Cable connector is indispensable component in cable run, to realize the electrical connection of two sections of cables, according to safety
Demand has to be held tightly with insulation tube in the junction of two cables, since insulation tube needs to hold the company in two cables tightly
Place is met, therefore need to just be connected in a pre-installation by insulative pipe sleeve on a wherein cable for two cables in two cable conductors
After the completion, then need for insulation tube to be moved to the junction of two cables；
If insulation tube is designed directly to hold tightly on cable, although being moved although mode structure is simple in insulation tube
During moving to two cable connections, since the enclasping force between insulation tube and cable is larger, it is clear that insulation tube is to be difficult
Realize movement, therefore, cable accessory industry inner cable connector mainstream is using cold-contraction type and prefabricated, regardless of being shrinkage at present
Formula or its structure of prefabricated cable connector and mounting process are complex, and at high cost, especially cold-contraction type high-tension cable connects
Head also needs to employ open fire during the installation process.
Summary of the invention
The technical problem to be solved by the present invention is to：In order to which the structure and the mounting process that solve prior art middle cable connector are equal
Complex problem now provides a kind of double-walled roller transition joint and its mounting process, enriches the type of cable connector, can
Cable connection suitable for railway direct current 1500V voltage class.
The technical solution adopted by the present invention to solve the technical problems is：A kind of double-walled roller transition joint is used for two
The docking of root cable, the transition joint include double-walled insulation tube and conductor connecting tube；
The connecting pin of two cables peels off the both ends that the core exposed is plugged in conductor connecting tube respectively, the line of two cables
Core is connected by conductor connecting tube；
End to end formation after the double-walled insulation tube is turned down by hose, the double-walled insulative pipe sleeve on two cables,
And its both ends is held tightly respectively on two cables, the conductor connecting tube is located in double-walled insulation tube.
In this programme in two cable buttings, double-walled insulation tube is rolled to any one cable first, at two
After the core connection of cable, then its own axial direction can be achieved by rolling under the premise of guaranteeing enclasping force using double-walled insulation tube
The characteristics of displacement, realization are held tightly on two cables, so that the junction to two cables forms protection.
Further, the material of the double-walled insulation tube is rubber.
Further, the material of the double-walled insulation tube is ethylene propylene diene rubber.
Further, it is wound with waterproof gasket cement belt outside the double-walled insulation tube, the two of the waterproof gasket cement belt
End is located on two cables.
In order to improve the mechanical strength at two cable connections, further, it is wound with outside the waterproof gasket cement belt
Armouring belt.
A kind of mounting process of double-walled roller transition joint, includes the following steps：
S1：By double-walled insulative pipe sleeve in process duct, make process duct that will prop up double-walled insulation tube；
S2：Then process duct is against to the connecting pin of a wherein cable of two cables, then push double-walled exhausted forward
Edge pipe rolls it to cable；
S3：The connecting pin of two cables is peeled off to the core exposed using conductor connecting tube to connect；
S4：Double-walled insulation tube in step S1 on cable is retracted backward to another cable, double-walled insulation tube is made
Both ends respectively hold two cables tightly, and inside it by conductor connecting tube protection.
Further, end to end formation after the double-walled insulation tube is turned down by hose.
Further, in step S4, the both ends of double-walled insulation tube, which hold tightly to peel off in the connecting pin of two cables respectively, exposes
Insulating layer on.
Further, it after the insulating layer of two cables is held at the both ends of double-walled insulation tube tightly, is twined outside double-walled insulation tube
Waterproof gasket cement belt is formed around water-proof seal adhesive tape, the both ends of the waterproof gasket cement belt are located at the exhausted of two cables
In edge layer.
Further, armoring tape is wound outside waterproof gasket cement belt form armouring belt, the both ends of the armouring belt
It is located on the restrictive coating of cable.
The beneficial effects of the invention are as follows：Double-walled roller transition joint of the present invention and its mounting process its use completely new knot
Design road first rolls double-walled insulation tube to any one cable, in two cable buttings in the core of two cables
After connection, then the spy of its own axial displacement can be achieved by rolling under the premise of guaranteeing enclasping force using double-walled insulation tube
Point, realization are held tightly on two cables, so that the junction to two cables forms protection, the transition joint product structure
Simply, at low cost, install convenient environmental protection without employing open fire, and can be applied to the cable pair of railway direct current 1500V voltage class
It connects.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the schematic diagram of double-walled roller transition joint of the present invention；
Fig. 2 is the partial enlargement diagram of A in Fig. 1；
Fig. 3 is the schematic cross-sectional view of double-walled insulation tube in double-walled roller transition joint of the present invention；
Fig. 4 is schematic diagram of double-walled insulative pipe sleeve when on cable in double-walled roller transition joint of the present invention；
Fig. 5 is when the both ends of double-walled insulation tube in double-walled roller transition joint of the present invention respectively hold two cables tightly
Schematic diagram；
Fig. 6 is the partial enlargement diagram of B in Fig. 5；
Fig. 7 is the schematic diagram of one layer of waterproof gasket cement belt of overlap joint winding in double-walled roller transition joint of the present invention；
Fig. 8 is the schematic diagram of two layers of waterproof gasket cement belt of overlap joint winding in double-walled roller transition joint of the present invention；
Fig. 9 is the schematic diagram of overlap joint winding armouring belt in double-walled roller transition joint of the present invention.
In figure：1, cable, 1-1, restrictive coating, 1-2, insulating layer, 1-3, core, 2, double-walled insulation tube, 3, conductor connecting tube,
4, waterproof gasket cement belt, 4-1, water-proof seal adhesive tape, 5, armouring belt, 5-1, armoring tape, 6, process duct.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention, direction and referring to (for example,
Upper and lower, left and right, etc.) can be only used for helping the description to the feature in attached drawing.Therefore, it is not adopted in restrictive sense
With following specific embodiments, and claimed theme is only limited by appended claims and its equivalent form
Range.
Embodiment 1
As shown in Figure 1-3, a kind of double-walled roller transition joint, for the docking of two cables 1, which includes
Double-walled insulation tube 2 and conductor connecting tube 3；
The connecting pin of two cables 1 peels off the both ends that the core 1-3 exposed is plugged in conductor connecting tube 3 respectively, two electricity
The core 1-3 of cable 1 is connected by conductor connecting tube 3；
Double-walled insulation tube 2 turned down by hose after head and the tail mutually bonding is formed, 2 sets of double-walled insulation tube on two cables 1, and its
Both ends are held tightly respectively on two cables 1, and conductor connecting tube 3 is located in double-walled insulation tube 2.
The material of double-walled insulation tube 2 is rubber, specifically such as：The material of double-walled insulation tube 2 is ethylene propylene diene rubber.
It is wound with waterproof gasket cement belt 4 outside double-walled insulation tube 2, the both ends of waterproof gasket cement belt 4 are located at two
On cable 1；Settable two layers of waterproof gasket cement belt 4 as needed.
Armouring belt 5 is wound with outside waterproof gasket cement belt 4.
The present embodiment first rolls double-walled insulation tube 2 to any one cable 1, when two cables 1 dock two
After the core 1-3 connection of root cable 1, then it can be achieved by rolling under the premise of guaranteeing enclasping force using double-walled insulation tube 2
The characteristics of itself axial displacement, realization are held tightly on two cables 1, so that the junction to two cables 1 forms protection；
In addition protection effect also can be improved in the two layers of walls of double-walled insulation tube 2 itself.
A kind of mounting process of double-walled roller transition joint, includes the following steps：
S1：As shown in figure 4, making process duct 6 that will prop up double-walled insulation tube 2, work in process duct 6 for 2 sets of double-walled insulation tube
Core can be used in skill pipe 6；
S2：Then process duct 6 is against to the connecting pin of a wherein cable 1 of two cables 1, then push double-walled forward
Insulation tube 2 rolls it to cable 1；
S3：The connecting pin of two cables 1 is peeled off to the core 1-3 connection exposed, specifically such as, two using conductor connecting tube 3
The core 1-3 of root cable 1 is inserted into inside it from the both ends of conductor connecting tube 3 respectively, and the core of cable 1 is realized using crimping
The fixation of 1-3 and conductor connecting tube 3；
S4：As it can be seen in figures 5 and 6, retracting the double-walled insulation tube 2 in step S1 on cable 1 to another cable 1 backward
On, hold the both ends of double-walled insulation tube 2 by two cables 1 respectively tightly, the both ends of double-walled insulation tube 2 are held tightly respectively in two cables
1 connecting pin peels off on the insulating layer 1-2 exposed, and inside it by the protection of conductor connecting tube 3；
As shown in fig. 7, insulating after the insulating layer 1-2 of two cables 1 is held at the both ends of double-walled insulation tube 2 tightly in double-walled
Water-proof seal adhesive tape 4-1 is wound outside pipe 2 by the way of half lap scarf joint and forms waterproof gasket cement belt 4, waterproof gasket cement belt 4
Both ends are located on the insulating layer 1-2 of two cables 1, as shown in figure 8, as needed waterproof gasket cement belt 4 can be designed
For bilayer, wherein the mode of half lap scarf joint winds water-proof seal adhesive tape 4-1 and actually refers to two adjacent rings water-proof seal adhesive tape 4-
50% is overlapped between 1；
As shown in figure 9, winding armoring tape 5-1 by the way of half lap scarf joint outside waterproof gasket cement belt 4 forms armoring tape
Layer 5, the both ends of armouring belt 5 are located on the restrictive coating 1-1 of cable 1.
The end to end formation after being turned down by hose of double-walled insulation tube 2.
Above-mentioned desirable embodiment according to the present invention is enlightenment, and through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention'.This invention it is technical
Range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (10)
1. a kind of double-walled roller transition joint is used for the docking of two cables (1), it is characterised in that：The transition joint includes
Double-walled insulation tube (2) and conductor connecting tube (3)；
The connecting pin of two cables (1) peels off the both ends that the core (1-3) exposed is plugged in conductor connecting tube (3) respectively, and two
The core (1-3) of cable (1) is connected by conductor connecting tube (3)；
End to end formation after the double-walled insulation tube (2) is turned down by hose, the double-walled insulation tube (2) cover in two cables
(1) on, and its both ends is held tightly respectively on two cables (1), and the conductor connecting tube (3) is located in double-walled insulation tube (2).
2. double-walled roller transition joint according to claim 1, it is characterised in that：The material of the double-walled insulation tube (2)
Matter is rubber.
3. double-walled roller transition joint according to claim 2, it is characterised in that：The material of the double-walled insulation tube (2)
Matter is ethylene propylene diene rubber.
4. double-walled roller transition joint according to claim 1, it is characterised in that：It is twined outside the double-walled insulation tube (2)
It is wound with waterproof gasket cement belt (4), the both ends of the waterproof gasket cement belt (4) are located on two cables (1).
5. double-walled roller transition joint according to claim 4, it is characterised in that：The waterproof gasket cement belt (4)
It is wound with armouring belt (5) outside.
6. a kind of mounting process of double-walled roller transition joint, it is characterised in that：Include the following steps：
S1：Double-walled insulation tube (2) is covered on process duct (6), makes process duct (6) that double-walled insulation tube (2) will be propped up；
S2：Process duct (6) is then against to the connecting pin of a wherein cable (1) of two cables (1), is then pushed forward double
Wall insulation tube (2) rolls it on cable (1)；
S3：The connecting pin of two cables (1) is peeled off to the core (1-3) exposed using conductor connecting tube (3) to connect；
S4：Double-walled insulation tube (2) in step S1 on cable (1) is retracted backward to another cable (1), double-walled is made to insulate
The both ends for managing (2) respectively hold two cables (1) tightly, and inside it by conductor connecting tube (3) protection.
7. the mounting process of double-walled roller transition joint according to claim 6, it is characterised in that：The double-walled insulation
End to end formation after pipe (2) is turned down by hose.
8. the mounting process of double-walled roller transition joint according to claim 7, it is characterised in that：It is double in step S4
The both ends of wall insulation tube (2) are held tightly respectively to be peeled off on the insulating layer (1-2) exposed in the connecting pin of two cables (1).
9. the mounting process of double-walled roller transition joint according to claim 8, it is characterised in that：When double-walled insulation tube
(2) after the insulating layer (1-2) of two cables (1) is held at both ends tightly, water-proof seal adhesive tape is wound outside in double-walled insulation tube (2)
(4-1) forms waterproof gasket cement belt (4), and the both ends of the waterproof gasket cement belt (4) are located at the exhausted of two cables (1)
In edge layer (1-2).
10. the mounting process of double-walled roller transition joint according to claim 9, it is characterised in that：In waterproof sealing
Adhesive tape layer (4) winds armoring tape (5-1) outside and forms armouring belt (5), and the both ends of the armouring belt (5) are located at cable
(1) on restrictive coating (1-1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810811303.XA CN108899861A (en) | 2018-07-23 | 2018-07-23 | The transition joint of double-walled roller and its mounting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810811303.XA CN108899861A (en) | 2018-07-23 | 2018-07-23 | The transition joint of double-walled roller and its mounting process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108899861A true CN108899861A (en) | 2018-11-27 |
Family
ID=64352543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810811303.XA Pending CN108899861A (en) | 2018-07-23 | 2018-07-23 | The transition joint of double-walled roller and its mounting process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108899861A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86104548A (en) * | 1985-07-19 | 1987-08-05 | 雷伊化学公司 | Tubular article |
| CN1067492A (en) * | 1991-06-04 | 1992-12-30 | 明尼苏达采矿制造公司 | Protective sleeve pipe and the method for guarded object being installed the protective sleeve pipe |
| FR2760146A1 (en) * | 1997-02-27 | 1998-08-28 | Telecommunications Sa | Protecting and waterproofing sleeve for cable termination |
| US20020056567A1 (en) * | 2000-11-10 | 2002-05-16 | Nexans | Cable joint using a semi-conductive tubular assembly and method to obtain a smoothly shielded connector |
| CN102623946A (en) * | 2012-03-30 | 2012-08-01 | 长园电力技术有限公司 | Cable prefabricated intermediate connector and method for mounting conductor shielding covers of cable prefabricated intermediate connector |
-
2018
- 2018-07-23 CN CN201810811303.XA patent/CN108899861A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86104548A (en) * | 1985-07-19 | 1987-08-05 | 雷伊化学公司 | Tubular article |
| CN1067492A (en) * | 1991-06-04 | 1992-12-30 | 明尼苏达采矿制造公司 | Protective sleeve pipe and the method for guarded object being installed the protective sleeve pipe |
| FR2760146A1 (en) * | 1997-02-27 | 1998-08-28 | Telecommunications Sa | Protecting and waterproofing sleeve for cable termination |
| US20020056567A1 (en) * | 2000-11-10 | 2002-05-16 | Nexans | Cable joint using a semi-conductive tubular assembly and method to obtain a smoothly shielded connector |
| CN102623946A (en) * | 2012-03-30 | 2012-08-01 | 长园电力技术有限公司 | Cable prefabricated intermediate connector and method for mounting conductor shielding covers of cable prefabricated intermediate connector |
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| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181127 |
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| WD01 | Invention patent application deemed withdrawn after publication |