CN209374111U - A kind of tensile type cable - Google Patents
A kind of tensile type cable Download PDFInfo
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- CN209374111U CN209374111U CN201920283719.9U CN201920283719U CN209374111U CN 209374111 U CN209374111 U CN 209374111U CN 201920283719 U CN201920283719 U CN 201920283719U CN 209374111 U CN209374111 U CN 209374111U
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- stretching resistance
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Abstract
The embodiment of the present application discloses a kind of tensile type cable, it include: conductive core, restrictive coating, tensile layer and external insulation layer, conductive core is arranged in restrictive coating, tensile layer is coated on outside restrictive coating, external insulation layer is coated on outside tensile layer, tension spring at least one is provided between every two conductive core, the first stretching resistance column is additionally provided on the inside of restrictive coating, connecting spring is provided between first stretching resistance column and two neighboring conductive core, interior tension net is provided in tensile layer, outer tension net and the second stretching resistance column, several external broach springs are additionally provided in tensile layer, tensile layer can make the compound pulling force axially and radially that cable overall impedance is subject to, first stretching resistance column is connect with conductive core by connecting spring, it can make the compound pulling force axially and radially that conductive core effective impedance is subject to, therefore tensile type cable provided by the present application can Solve the problems, such as the axial direction and radial compound pulling force that cable is subject to.
Description
Technical field
This application involves field of cable technology more particularly to a kind of tensile type cables.
Background technique
Cable is usually the mutually insulated between every group of conducting wire by several or the cable of similar rope that several groups are twisted,
And be twisted into around a center, entire outside is surrounded by the coating of high-insulation, and multi rack is located in the air or mounted in underground, water
Bottom is used for telecommunication or power Transmission, and therefore, cable needs to bear the gravity of its own, prevents its fracture, simultaneously, it is also desirable to anti-
Only cable receives external force influence and there is a phenomenon where be broken.
Existing cable is usually by being arranged tension net in outer layer or tension rope being arranged inside cable, to prevent cable
The phenomenon that fracture of generation, but tension rope or tension net can only solve the problems, such as axial pulling force, and in actual production activity
In, how cable solves the axis that cable is subject to often because of external shock and simultaneously by compound pulling force axially and radially
It is a problem to be solved to radial compound pulling force.
Utility model content
The application's is designed to provide a kind of tensile type cable, to solve existing cable by answering axially and radially
The problem of closing pulling force.
A kind of tensile type cable, comprising: conductive core, restrictive coating, tensile layer and external insulation layer, the conductive core are four,
The conductive core is arranged in the restrictive coating, and the conductive core is symmetrical arranged centered on the axis of the restrictive coating, described
Tensile layer is coated on outside the restrictive coating, and the external insulation layer is coated on outside the tensile layer, in the conductive core and the shield
Filled layer is provided between jacket layer；
The conductive core is coated with inner insulating layer, two stretching resistance ropes is provided with outside the inner insulating layer, described in two
Stretching resistance rope cross winding is provided with pulling force at least one on the outside of the inner insulating layer between the conductive core described in every two
Spring, by the interior tension spring connection between conductive core described in every two, the interior tension spring is coated with first absolutely
Edge layer, the restrictive coating inside are additionally provided with the first stretching resistance column, and the first stretching resistance column is coated with the insulation of the first tension
Layer, the first stretching resistance column are four, and the first stretching resistance column is uniformly distributed along restrictive coating inside circumference direction
Setting, is provided with connecting spring, the first stretching resistance column between the first stretching resistance column and the two neighboring conductive core
It is connect between the two neighboring conductive core by the connecting spring, the connecting spring is coated with second insulating layer；
Interior tension net, outer tension net and the second stretching resistance column are provided in the tensile layer, the second stretching resistance column is set
It sets between the interior tension net and the outer tension net, the second stretching resistance column is several, the second stretching resistance column edge
The circumferencial direction of the tensile layer be uniformly distributed, the second stretching resistance column is coated with the second tension insulating layer, described anti-
It draws and is additionally provided with several external broach springs in layer, the interior tension net and the second stretching resistance column pass through the external broach spring
Connection, the outer tension net are connect with the second stretching resistance column by the external broach spring, the external broach spring outsourcing
It is covered with third insulating layer, retaining collar is provided between the interior tension net and the outer tension net, the retaining collar is number
It is a, it is connected between the interior tension net and the outer tension net by the retaining collar.
Optionally, the retaining collar includes two sub- lantern rings, and two sub-set rings mutually pass through.
Optionally, the interior tension net includes the several first sub- tension grids, includes four in the first sub- tension grid
A first grid lines, first grid lines intersect, and the angle between two neighboring first grid lines is 45 degree.
Optionally, the outer tension net includes the several second sub- tension grids, includes four in the second sub- tension grid
A second grid lines, second grid lines intersect, and the angle between two neighboring second grid lines is 45 degree.
Optionally, the external insulation layer is coated with flame-retardant layer.
The application provides a kind of tensile type cable, comprising: conductive core, restrictive coating, tensile layer and external insulation layer, conductive core are
Four, conductive core is arranged in restrictive coating, and conductive core is symmetrical arranged centered on the axis of restrictive coating, and tensile layer is coated on sheath
Layer is outer, and external insulation layer is coated on outside tensile layer, and filled layer is provided between conductive core and restrictive coating；In conductive core is coated with
Insulating layer, inner insulating layer are provided with two stretching resistance ropes outside, and two stretching resistance rope cross windings are on the outside of inner insulating layer, every two
It is provided at least one interior tension spring between a conductive core, is connected between every two conductive core by interior tension spring, interior drawing
Power spring is coated with the first insulating layer, is additionally provided with the first stretching resistance column on the inside of restrictive coating, the first stretching resistance column is coated with
First tension insulating layer, the first stretching resistance column are four, and the first stretching resistance column is uniformly distributed along restrictive coating inside circumference direction
Setting, is provided with connecting spring, the first stretching resistance column is led with two neighboring between the first stretching resistance column and two neighboring conductive core
It is connected between battery core by institute's connecting spring, connecting spring is coated with second insulating layer；Be provided in tensile layer interior tension net,
Outer tension net and the second stretching resistance column, the second stretching resistance column are arranged between interior tension net and outer tension net, the second stretching resistance column
To be several, the second stretching resistance column is uniformly distributed along the circumferencial direction of tensile layer, and the second stretching resistance column is coated with the second tension
Insulating layer is additionally provided with several external broach springs in tensile layer, and interior tension net is connected with the second stretching resistance column by external broach spring
It connects, outer tension net is connect with the second stretching resistance column by external broach spring, and external broach spring is coated with third insulating layer, interior anti-
Be provided with retaining collar between seine and outer tension net, retaining collar be it is several, by solid between interior tension net and outer tension net
Determine lantern ring connection, by the way that tensile layer is arranged between restrictive coating and external insulation layer, interior tension net, outer tension are set inside tensile layer
With the second stretching resistance column, the compound pulling force axially and radially that cable overall impedance can be made to be subject to is set net between conductive core
Interior tension spring is set, the first stretching resistance column is set on the inside of restrictive coating, and the first stretching resistance column is passed through with conductive core and is connect
Spring connection, the compound pulling force axially and radially that conductive core effective impedance can be made to be subject to, therefore tension provided by the present application
Type cable is able to solve the problem of axial direction that cable is subject to and radial compound pulling force.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without any creative labor,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of cross section structure schematic diagram of tensile type cable provided by the embodiments of the present application.
Fig. 2 is a kind of schematic diagram of the stretching resistance rope of tensile type cable provided by the embodiments of the present application.
Fig. 3 is a kind of schematic cross-section of the interior tension spring of tensile type cable provided by the embodiments of the present application.
Fig. 4 is a kind of schematic cross-section of the connecting spring of tensile type cable provided by the embodiments of the present application.
Fig. 5 is a kind of schematic cross-section of the external broach spring of tensile type cable provided by the embodiments of the present application.
Fig. 6 is a kind of structural schematic diagram of the interior tension net of tensile type cable provided by the embodiments of the present application.
Fig. 7 is a kind of schematic diagram of first sub- tension network of tensile type cable provided by the embodiments of the present application.
Fig. 8 is a kind of structural schematic diagram of the outer tension net of tensile type cable provided by the embodiments of the present application.
Fig. 9 is a kind of schematic diagram of second sub- tension network of tensile type cable provided by the embodiments of the present application.
It illustrates: 1- conductive core, 2- restrictive coating, 3- tensile layer, 4- external insulation layer, 5- the first stretching resistance column, 6- connection
Spring, 7- filled layer, 8- flame-retardant layer, 11- inner insulating layer, 12- stretching resistance rope, tension spring in 13-, tension net in 31-, 32-
Outer tension net, 33- the second stretching resistance column, 34- external broach spring, 35- retaining collar, 51- the first tension insulating layer, 61- second
Insulating layer, the first insulating layer of 131-, the sub- tension grid of 311- first, the first grid lines of 312-, the sub- tension grid of 321- second,
The second grid lines of 322-, 331- the second tension insulating layer, 341- third insulating layer.
Specific embodiment
Embodiment
Fig. 1 to Fig. 9 is please referred to, is a kind of tensile type cable provided by the embodiments of the present application, comprising: conductive core 1, restrictive coating
2, tensile layer 3 and external insulation layer 4, conductive core 1 are four, and conductive core 1 is arranged in restrictive coating 2, and conductive core 1 is with restrictive coating 2
It is symmetrical arranged centered on axis, tensile layer 3 is coated on outside restrictive coating 2, and external insulation layer 4 is coated on outside tensile layer 3, in conductive core 1
Filled layer 7 is provided between restrictive coating 2, external insulation layer 4 can use mineral insulating material, such as mica insulation layer, filling
Layer 7 can use magnesium oxide mineral insulation powder.
Conductive core 1 is coated with inner insulating layer 11, and two stretching resistance ropes 12, two stretching resistances are provided with outside inner insulating layer 11
12 cross windings restrict in 11 outside of inner insulating layer, two 12 cross windings of stretching resistance rope can be supported effectively on the outside of inner insulating layer 11
The external force that anti-conductive core 1 receives, especially axial force, are provided with tension spring at least one between every two conductive core 1
13, connected by interior tension spring 13 between every two conductive core 1, interior tension spring 13 can be effective against conductive core 1 by
Radial force, interior tension spring 13 is coated with the first insulating layer 131, the first stretching resistance column 5 is additionally provided on the inside of restrictive coating 2,
First stretching resistance column 5 is coated with the first tension insulating layer 51, and the first stretching resistance column 5 is four, and the first stretching resistance column 5 is along shield
2 inside circumference direction of jacket layer is uniformly distributed setting, is provided with connection bullet between the first stretching resistance column 5 and two neighboring conductive core 1
Spring 6 is connected between first stretching resistance column 5 and two neighboring conductive core 1 by connecting spring 6, and connecting spring 6 is coated with second
Insulating layer 61, the first stretching resistance column 5 can provide integrated support effect for conductive core 1, and the first stretching resistance column 5 can use steel wire
Rope further twists together the multistrand rope to be formed for multiply seizing wire, can be with when conductive core 1 is by external force
A part of power is transmitted on the first stretching resistance column 5, to eliminate a part of external force that conductive core 1 is subject to.
Interior tension net 31, outer tension net 32 and the second stretching resistance column 33 are provided in tensile layer 3, the second stretching resistance column 33 is set
Set between interior tension net 31 and outer tension net 32, the second stretching resistance column 33 be it is several, the second stretching resistance column 33 is along tensile layer 3
Circumferencial direction be uniformly distributed, the second stretching resistance column 33 is coated with the second tension insulating layer 331, is additionally provided in tensile layer 3
Several external broach springs 34, interior tension net 31 and the second stretching resistance column 33 connects by external broach spring 34, outer tension net 32 and
Second stretching resistance column 33 is connected by external broach spring 34, and external broach spring 34 is coated with third insulating layer 341, interior tension net
Be provided with retaining collar 35 between 31 and outer tension net 32, retaining collar 35 be it is several, interior tension net 31 and outer tension net 32 it
Between connected by retaining collar 35, tensile layer 3 can the external force that is subject to of the entire cable of impedance, interior tension net 31, outer tension net 32,
The structure of second stretching resistance column 33 and external broach spring 34 being capable of the compound drawing axially and radially that is subject to of effective impedance cable
Power, retaining collar 35 can organically combine interior tension net 31 and outer tension net 32, form the stretching resistance of an entirety
Structure.
Optionally, retaining collar 35 includes two sub- lantern rings 351, and two sub- lantern rings 351 mutually pass through, two sub- lantern rings
351 being capable of tension net 31 and outer tension net 32 are subject in effective impedance compound pulling force axially and radially.
Optionally, interior tension net 31 includes the several first sub- tension grids 311, includes four in the first sub- tension grid 311
A first grid lines 312, the first grid lines 312 intersect, and the angle between two neighboring first grid lines 312 is 45 degree,
It is " rice " font structure inside i.e. first sub- tension grid 311, is capable of providing stronger resistance.
Optionally, outer tension net 32 includes the several second sub- tension grids 321, includes four in the second sub- tension grid 321
A second grid lines 322, the second grid lines 322 intersect, and the angle between two neighboring second grid lines 322 is 45 degree,
It is " rice " font structure inside i.e. second sub- tension grid 321, is capable of providing stronger resistance.
Optionally, external insulation layer 4 is coated with flame-retardant layer 8, and low-smoke halogen-free polyolefin sheath can be used in flame-retardant layer 8.
From the above technical scheme, tensile type cable provided by the embodiments of the present application, by restrictive coating 2 and external insulation
Tensile layer 3 is set between layer 4, and tension net 31, outer tension net 32, can with the second stretching resistance column 33 in setting inside tensile layer 3
Make the compound pulling force axially and radially that cable overall impedance is subject to, interior tension spring 13 is set between conductive core 1, in sheath
The first stretching resistance column 5 is arranged in 2 inside of layer, and the first stretching resistance column 5 is connect with conductive core 1 by connecting spring 6, can make
The compound pulling force axially and radially that 1 effective impedance of conductive core is subject to, therefore tensile type cable provided by the present application is able to solve
The problem of axial direction and radial compound pulling force that cable is subject to.
Those skilled in the art are considering specification and after practicing utility model disclosed herein, will readily occur to practical
Novel other embodiments.This application is intended to cover any variations, uses, or adaptations of the utility model, these
Variations, uses, or adaptations follow the general principle of the utility model and including undocumented skills of the utility model
Common knowledge or conventional techniques in art field.The description and examples are only to be considered as illustrative, the utility model
True scope and spirit are pointed out by claim.
Above the application embodiment does not constitute the restriction to the application protection scope.
Claims (5)
1. a kind of tensile type cable characterized by comprising conductive core (1), restrictive coating (2), tensile layer (3) and external insulation layer
(4), the conductive core (1) is four, and conductive core (1) setting is in the restrictive coating (2), and the conductive core (1) is with institute
It states and is symmetrical arranged centered on the axis of restrictive coating (2), the tensile layer (3) is coated on the restrictive coating (2) outside, the external insulation
Layer (4) is coated on the tensile layer (3) outside, and filled layer (7) are provided between the conductive core (1) and the restrictive coating (2)；
The conductive core (1) is coated with inner insulating layer (11), and two stretching resistance ropes are provided with outside the inner insulating layer (11)
(12), two stretching resistance rope (12) cross windings are on the outside of the inner insulating layer (11), the conductive core described in every two (1)
Between be provided at least one interior tension spring (13), pass through the interior tension spring between conductive core (1) described in every two
(13) it connects, the interior tension spring (13) is coated with the first insulating layer (131), is additionally provided on the inside of the restrictive coating (2)
First stretching resistance column (5), the first stretching resistance column (5) are coated with the first tension insulating layer (51), first stretching resistance
Column (5) is four, and the first stretching resistance column (5) is uniformly distributed setting along the restrictive coating (2) inside circumference direction, described
It is provided with connecting spring (6) between first stretching resistance column (5) and the two neighboring conductive core (1), the first stretching resistance column
(5) it is connect between the two neighboring conductive core (1) by the connecting spring (6), the connecting spring (6) is coated with
Second insulating layer (61)；
It is provided with interior tension net (31), outer tension net (32) and the second stretching resistance column (33) in the tensile layer (3), described second
Stretching resistance column (33) is arranged between the interior tension net (31) and the outer tension net (32), the second stretching resistance column (33)
To be several, the second stretching resistance column (33) is uniformly distributed along the circumferencial direction of the tensile layer (3), second stretching resistance
Column (33) is coated with the second tension insulating layer (331), is additionally provided with several external broach springs (34) in the tensile layer (3),
The interior tension net (31) is connect with the second stretching resistance column (33) by the external broach spring (34), the outer tension net
(32) it is connect with the second stretching resistance column (33) by the external broach spring (34), external broach spring (34) outer cladding
Have third insulating layer (341), is provided with retaining collar (35), institute between the interior tension net (31) and the outer tension net (32)
State retaining collar (35) be it is several, by the retaining collar between the interior tension net (31) and the outer tension net (32)
(35) it connects.
2. tensile type cable as described in claim 1, which is characterized in that the retaining collar (35) includes two sub- lantern rings
(351), two sub-set rings (351) mutually pass through.
3. tensile type cable as described in claim 1, which is characterized in that the interior tension net (31) includes that several first sons are anti-
It draws in the net lattice (311), includes four the first grid lines (312), first grid lines in the first sub- tension grid (311)
(312) it intersects, the angle between two neighboring first grid lines (312) is 45 degree.
4. tensile type cable as described in claim 1, which is characterized in that the outer tension net (32) includes that several second sons are anti-
It draws in the net lattice (321), includes four the second grid lines (322), second grid lines in the second sub- tension grid (321)
(322) it intersects, the angle between two neighboring second grid lines (322) is 45 degree.
5. tensile type cable as described in claim 1, which is characterized in that the external insulation layer (4) is coated with flame-retardant layer
(8)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920283719.9U CN209374111U (en) | 2019-03-06 | 2019-03-06 | A kind of tensile type cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920283719.9U CN209374111U (en) | 2019-03-06 | 2019-03-06 | A kind of tensile type cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209374111U true CN209374111U (en) | 2019-09-10 |
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ID=67823582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920283719.9U Active CN209374111U (en) | 2019-03-06 | 2019-03-06 | A kind of tensile type cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209374111U (en) |
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2019
- 2019-03-06 CN CN201920283719.9U patent/CN209374111U/en active Active
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