CN209168788U - A kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable - Google Patents
A kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable Download PDFInfo
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- CN209168788U CN209168788U CN201822149826.0U CN201822149826U CN209168788U CN 209168788 U CN209168788 U CN 209168788U CN 201822149826 U CN201822149826 U CN 201822149826U CN 209168788 U CN209168788 U CN 209168788U
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- shaped slot
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Abstract
The utility model discloses a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cables, including cable main body, the outer surface of the cable main body is provided with bindiny mechanism, the bindiny mechanism includes reinforcing connecting rod, flexible positioning plate, arc-shaped slot, threaded hole and screw thread, and the flexibility positioning plate is set in the surface of cable main body by arc-shaped slot；The reinforcement connecting rod of the utility model is fixed between two flexible positioning plates, by reinforcing connecting rod pull resistance, when cable main body is pullled active force, connecting rod carrying stress can be reinforced and increase the pull resistance of cable main body by pullling power, and increase the reset capability of flexible positioning plate by the flexibility of flexible positioning plate, to play the limit of radial direction to the cable main body being located in arc-shaped slot, facilitate the installation of cable main body to be placed on the inside of arc-shaped slot and reduce the workload of the fixed cable main body of staff, reduces production cost.
Description
Technical field
The utility model belongs to power cable technical field, and in particular to a kind of flame-retardant fire-resistant copper core polyethylene insulation is poly-
Vinyl chloride power cable.
Background technique
Power cable is the cable for being used for transmission and distributing electric energy, and power cable is usually used in Urban Underground power grid, power station
Lead line, industrial and mining enterprises' in-line power and mistake river sea submarine transmission line, in power circuit, cable proportion just gradually increases
Add, power cable is to the cable product for transmitting and distributing high-power power in the basic routing line of electric system, and cable is wide
It is general to be applied to power, communication transmission.
All by cable arrangements in underground, the cable for being embedded in underground will receive steam, comes existing power cable winding displacement arrangement
From the pressure of ground weight and the destructive power of earthquake etc., the problem of leading to cable bad and increase the working strength of service worker,
Thus it is proposed that a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable.
Utility model content
The purpose of this utility model is to provide a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable,
To solve to propose that existing power cable winding displacement arrangement all by cable arrangements in underground, is embedded in the electricity of underground in above-mentioned background technique
Cable will receive the destructive power of steam, the pressure from ground weight and earthquake etc., leads to cable bad and increases service worker's
The problem of working strength.
To achieve the above object, the utility model provides the following technical solutions: a kind of flame-retardant fire-resistant copper core polyethylene is exhausted
The outer sheath of edge polyvinyl chloride power cable, including cable main body, the cable main body is equipped with spring protective set, the cable master
The outer surface of body is provided with bindiny mechanism, and the bindiny mechanism includes reinforcing connecting rod, flexible positioning plate, arc-shaped slot, screw thread
Hole and screw thread, the flexibility positioning plate are set in the surface of cable main body by arc-shaped slot, and the arc-shaped slot symmetrically opens up
At the corner location of flexible positioning plate, the internal-internal of each arc-shaped slot is placed with a cable main body, described
Reinforce being provided with screw thread at the surface end positions of connecting rod and matching with the inner surface of threaded hole screwing, the threaded hole
It is provided with the surface middle position of flexible positioning plate, two flexible positioning plates are connected and fixed by reinforcing connecting rod, institute
The inside for being placed on two threaded holes is installed at the both ends for stating reinforcement connecting rod respectively, and the inner surface of the arc-shaped slot is provided with anti-
Protect mechanism.
Preferably, the protection mechanism includes elastic protective cushion, limit card slot and fixed lobe, the elastic protective cushion peace
Dress is fixed on the inner surface of arc-shaped slot, and the fixed lobe is symmetrically installed the outer surface for being fixed on elastic protective cushion and is placed on
The inside of limit card slot, the limit card slot are symmetrically provided with the inner surface of arc-shaped slot.
Preferably, what the spring protective covered is internally provided with polyvinyl chloride protective layer, the polyvinyl chloride protective layer
Inside is mounted with elastic waterproof layer, and the elastic waterproof layer is internally provided with low-smoke flame-proof polyolefin oxygen barrier layer, described
Low-smoke flame-proof polyolefin oxygen barrier layer is internally provided with glass fibre flame retardant layer.
Preferably, the cable main body is internally provided with polyethylene layer, the interior setting of the polyethylene layer
There is fluorophlogopite belt flame retardant coating, the inside of the fluorophlogopite belt flame retardant coating is mounted with copper conductor.
Preferably, the inside of the spring protective set is filled with mineral wool rope filled layer and wraps the appearance in cable main body
Face.
Preferably, the outer surface of the polyvinyl chloride protective layer is pasted with Sign Board.
Preferably, the outer surface of the cable main body is provided with anti-skid chequer, and the surface of the flexibility positioning plate, which is provided with, to be added
Strong block is simultaneously set in the one end for reinforcing connecting rod.
Compared with prior art, the utility model has the beneficial effects that
(1) the reinforcement connecting rod of the utility model is fixed between two flexible positioning plates, by reinforcing connecting rod
Pull resistance, when cable main body is pullled active force, connecting rod carrying stress can be reinforced and increase cable main body by pullling power
Pull resistance, and increase by the flexibility of flexible positioning plate the reset capability of flexible positioning plate, thus to arc-shaped slot is located at
Interior cable main body plays the limit of radial direction, facilitates the installation of cable main body to be placed on the inside of arc-shaped slot and reduces work
The workload of the fixed cable main body of personnel, reduces production cost.
(2) fixed lobe of the utility model is symmetrically installed the outer surface for being fixed on elastic protective cushion and is placed on limiting card
The inside of slot facilitates elastic protective cushion to be fixed on the inner surface of arc-shaped slot, improves the installation speed of worker, and pass through
Elastic protective cushion elasticity prevents cable body outer surface abrasion, extends the service life of cable main body, and passes through spring protective
The elasticity of pad increases the flexibility of flexible positioning plate and increases the reset effect of flexible positioning plate, and increases cable main body in arc
Stability inside card slot.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the flexible positioning plate positive structure diagram of the utility model；
Fig. 3 is the area the Tu2Zhong A amplification profile structural schematic diagram of the utility model；
Fig. 4 is the flexible positioning plate side elevational cross-section structural schematic diagram of the utility model；
In figure: 1, spring protective set；2, reinforce connecting rod；3, flexible positioning plate；4, cable main body；5, copper conductor；6,
Polyvinyl chloride protective layer；7, elastic waterproof layer；8, low-smoke flame-proof polyolefin oxygen barrier layer；9, glass fibre flame retardant layer；10, arc card
Slot；11, mineral wool rope filled layer；12, polyethylene layer；13, fluorophlogopite belt flame retardant coating；14, elastic protective cushion；15, screw thread
Hole；16, limit card slot；17, fixed lobe；18, screw thread.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, the utility model provides a kind of technical solution: a kind of flame-retardant fire-resistant copper core
Polythene insulation PVC power cable, including cable main body 4, the outer sheath of cable main body 4 are equipped with spring protective set 1, electricity
The outer surface of cable main body 4 is provided with bindiny mechanism, bindiny mechanism include reinforce connecting rod 2, flexible positioning plate 3, arc-shaped slot 10,
Threaded hole 15 and screw thread 18, flexible positioning plate 3 are set in the surface of cable main body 4 by arc-shaped slot 10, and arc-shaped slot 10 is right
Title is provided at the corner location of flexible positioning plate 3, and the internal-internal of each arc-shaped slot 10 is placed with a cable main body
4, reinforce being provided with screw thread 18 at the surface end positions of connecting rod 2 and matching with the inner surface of threaded hole 15 screwing, spiral shell
Pit 15 is provided with the surface middle position of flexible positioning plate 3, and two flexible positioning plates 3 are solid by reinforcing the connection of connecting rod 2
Fixed, the inside for being placed on two threaded holes 15 is installed at the both ends for reinforcing connecting rod 2 respectively, is facilitated and is reinforced the installation fixation of connecting rod 2
Between two flexible positioning plates 3, and by reinforcing 2 pull resistance of connecting rod, when cable main body 4 is pullled active force, draw
The carrying stress of connecting rod 2 can be reinforced and increase the pull resistance of cable main body 4 by pulling power, and pass through the flexibility of flexible positioning plate 3
Increase the reset capability of flexible positioning plate 3, to play the limit of radial direction to the cable main body 4 being located in arc-shaped slot 10
Position facilitates cable main body 4 to install the inside for being placed on arc-shaped slot 10 and reduces the work of the fixed cable main body 4 of staff
Amount, reduces production cost, and the inner surface of arc-shaped slot 10 is provided with protection mechanism.
In the present embodiment, it is preferred that protection mechanism includes elastic protective cushion 14, limit card slot 16 and fixed lobe 17, bullet
Property protective pad 14 is fixed on the inner surface of arc-shaped slot 10, and fixed lobe 17, which is symmetrically installed, is fixed on elastic protective cushion 14
Outer surface and the inside for being placed on limit card slot 16, limit card slot 16 are symmetrically provided with the inner surface of arc-shaped slot 10, facilitate bullet
Property protective pad 14 is fixed on the inner surface of arc-shaped slot 10, the elastic protective cushion for improving the installation speed of worker, and passing through
14 elasticity prevent the 4 outer surface abrasion of cable main body, extend the service life of cable main body 4, and pass through elastic protective cushion 14
Elasticity increases the flexibility of flexible positioning plate 3 and increases the reset effect of flexible positioning plate 3, and increases cable main body 4 in arc
Stability inside card slot 10.
In the present embodiment, it is preferred that spring protective set 1 is internally provided with polyvinyl chloride protective layer 6, polyvinyl chloride protection
The inside of layer 6 is mounted with elastic waterproof layer 7, and elastic waterproof layer 7 is internally provided with low-smoke flame-proof polyolefin oxygen barrier layer 8,
Low-smoke flame-proof polyolefin oxygen barrier layer 8 is internally provided with glass fibre flame retardant layer 9, helps to increase the fire-retardant of spring protective set 1
Fire resistance, and can inhibit by low-smoke flame-proof polyolefin oxygen barrier layer 8 through propagation of flame caused by electric wire, guarantee normal in fire
Toxic gas will not be generated when being powered, and discarding, and pollute environment.
In the present embodiment, it is preferred that cable main body 4 is internally provided with polyethylene layer 12, polyethylene layer 12
In be provided with fluorophlogopite belt flame retardant coating 13, the inside of fluorophlogopite belt flame retardant coating 13 is mounted with copper conductor 5, passes through
Polyethylene layer 12 and fluorophlogopite belt flame retardant coating 13 help to increase fire resistance, resistance to acid and alkali and the anti-electricity of cable main body 4
Dizzy, radiation resistance.
In the present embodiment, it is preferred that the inside of spring protective set 1 filled with mineral wool rope filled layer 11 and is wrapped in cable master
The outer surface of body 4 facilitates the service life for increasing the flame-retardant of cable main body 4 and extending cable main body 4.
In the present embodiment, it is preferred that the outer surface of polyvinyl chloride protective layer 6 is pasted with Sign Board, and it is timely to facilitate worker
Understand the size and specification of cable main body 4.
In the present embodiment, it is preferred that the outer surface of cable main body 4 is provided with anti-skid chequer, the surface setting of flexible positioning plate 3
There is reinforcement block and be set in the one end for reinforcing connecting rod 2, helps to increase cable main body 4 in the stabilization of the inside of arc-shaped slot 10
Property.
The working principle and process for using of the utility model: the utility model when in use, install by first elastic protective cushion 14
It is placed on the inside of arc-shaped slot 10 and fixed lobe 17 is allowed to be fixed in the inside of limit card slot 16, then two flexibilities
Positioning plate 3 is connected and fixed by reinforcing connecting rod 2, while the both ends for reinforcing connecting rod 2 and threaded hole 15 being allowed to screw fixation, then
Cable main body 4 is placed on the inside of arc-shaped slot 10, the outside that spring protective set 1 is then set in cable main body 4, then
Mineral wool rope filled layer 11 is filled between cable main body 4 and spring protective set 1 while mineral wool rope filled layer 11 being allowed to wrap all
The utility model can be used in the outer surface of cable main body 4 after being installed.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable, including cable main body (4), the cable master
The outer sheath of body (4) is equipped with spring protective set (1), it is characterised in that: the outer surface of the cable main body (4) is provided with connection machine
Structure, the bindiny mechanism include reinforcing connecting rod (2), flexible positioning plate (3), arc-shaped slot (10), threaded hole (15) and screw thread
(18), the flexible positioning plate (3) is set in the surface of cable main body (4), the arc-shaped slot by arc-shaped slot (10)
(10) it is symmetrically provided at the corner location of flexible positioning plate (3), the inside of each arc-shaped slot (10) is placed with one
Cable main body (4), be provided at the surface end positions for reinforcing connecting rod (2) screw thread (18) and with threaded hole (15)
Inner surface match and screw, the threaded hole (15) is provided with the surface middle position of flexible positioning plate (3), described in two
Flexible positioning plate (3) is connected and fixed by reinforcing connecting rod (2), and the both ends for reinforcing connecting rod (2) are installed respectively to be placed on
The inner surface of the inside of two threaded holes (15), the arc-shaped slot (10) is provided with protection mechanism.
2. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable according to claim 1, feature
Be: the protection mechanism includes elastic protective cushion (14), limit card slot (16) and fixed lobe (17), the elastic protective cushion
(14) it is fixed on the inner surface of arc-shaped slot (10), the fixed lobe (17), which is symmetrically installed, is fixed on elastic protective cushion
(14) outer surface and the inside for being placed on limit card slot (16), the limit card slot (16) are symmetrically provided with arc-shaped slot (10)
Inner surface.
3. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable according to claim 1, feature
Be: the spring protective set (1) is internally provided with polyvinyl chloride protective layer (6), the polyvinyl chloride protective layer (6) it is interior
Portion is mounted with elastic waterproof layer (7), and the elastic waterproof layer (7) is internally provided with low-smoke flame-proof polyolefin oxygen barrier layer
(8), the low-smoke flame-proof polyolefin oxygen barrier layer (8) is internally provided with glass fibre flame retardant layer (9).
4. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable according to claim 1, feature
Be: the cable main body (4) is internally provided with polyethylene layer (12), the interior setting of the polyethylene layer (12)
Have fluorophlogopite belt flame retardant coating (13), the inside of the fluorophlogopite belt flame retardant coating (13) is mounted with copper conductor (5).
5. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable according to claim 1, feature
Be: the inside of the spring protective set (1) is filled with mineral wool rope filled layer (11) and wraps the appearance in cable main body (4)
Face.
6. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable according to claim 3, feature
Be: the outer surface of the polyvinyl chloride protective layer (6) is pasted with Sign Board.
7. a kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable according to claim 1, feature
Be: the outer surface of the cable main body (4) is provided with anti-skid chequer, and the surface of the flexibility positioning plate (3) is provided with reinforcement block
And it is set in the one end for reinforcing connecting rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822149826.0U CN209168788U (en) | 2018-12-19 | 2018-12-19 | A kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822149826.0U CN209168788U (en) | 2018-12-19 | 2018-12-19 | A kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable |
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| Publication Number | Publication Date |
|---|---|
| CN209168788U true CN209168788U (en) | 2019-07-26 |
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ID=67344419
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822149826.0U Expired - Fee Related CN209168788U (en) | 2018-12-19 | 2018-12-19 | A kind of flame-retardant fire-resistant copper core polythene insulation PVC power cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN209168788U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767363A (en) * | 2019-10-14 | 2020-02-07 | 江苏泰祥电线电缆有限公司 | Three-core high-temperature-resistant tensile rubber sheath |
-
2018
- 2018-12-19 CN CN201822149826.0U patent/CN209168788U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110767363A (en) * | 2019-10-14 | 2020-02-07 | 江苏泰祥电线电缆有限公司 | Three-core high-temperature-resistant tensile rubber sheath |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190726 Termination date: 20191219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |