CN213424663U - Polyvinyl chloride insulated cable with solid core and good extrusion strength - Google Patents
Polyvinyl chloride insulated cable with solid core and good extrusion strength Download PDFInfo
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- CN213424663U CN213424663U CN202022574608.9U CN202022574608U CN213424663U CN 213424663 U CN213424663 U CN 213424663U CN 202022574608 U CN202022574608 U CN 202022574608U CN 213424663 U CN213424663 U CN 213424663U
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- polyvinyl chloride
- insulated cable
- protective sleeve
- shielding layer
- protective sheath
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Abstract
The utility model discloses a polyvinyl chloride insulated cable that anti extrusion strength of real core is good relates to insulated cable technical field, and is not good for solving current polyvinyl chloride insulated cable's anti extrudability, causes the problem of the condition that the cable appears damaging because of the extrusion easily at the in-process that uses. The utility model discloses a cable conductor, including cable conductor, insulating wrapping layer, copper strips shielding layer, aluminium foils shielding layer, insulating filling layer, insulating wrapping layer's outside is provided with insulating filling layer, insulating filling layer's outside is provided with insulating band, outer wall one side in insulating band is provided with aluminium foils shielding layer, aluminium foils shielding layer's outside is provided with anti extrusion protective sheath, anti extrusion protective sheath includes cohesion chloroethylene protective sheath and outer polyvinyl chloride protective sheath, outside one side of cohesion chloroethylene protective sheath is provided with outer polyvinyl chloride protective sheath, the inside of anti extrusion protective sheath is provided with the surge chamber.
Description
Technical Field
The utility model relates to an insulated cable technical field specifically is a polyvinyl chloride insulated cable that anti extrusion strength of solid core is good.
Background
The polyvinyl chloride insulated cable products are classified into products such as a non-sheathed cable for fixed wiring, a light non-sheathed flexible cable, a sheathed flexible cable for general use, a wire and a shielded wire for installation, a sheathed flexible cable for special use, a polyvinyl chloride insulated flame-retardant/fire-resistant cable and the like, and the wire and cable industry is an important supporting industry for economic construction in China and is widely applied to various fields of national economy.
However, the existing polyvinyl chloride insulated cable has poor extrusion resistance, and the polyvinyl chloride insulated cable is easily damaged due to extrusion in the using process, so that the polyvinyl chloride insulated cable is influenced in use, and therefore, a polyvinyl chloride insulated cable with a solid core and good extrusion resistance is urgently needed in the market to solve the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a polyvinyl chloride insulated cable that anti extrusion strength of solid core is good to the anti extrusion strength of solving the current polyvinyl chloride insulated cable that proposes in the above-mentioned background art is not good, causes the condition that this kind of polyvinyl chloride insulated cable appears damaging because of the extrusion easily in the in-process of using, thereby influences the problem of this kind of polyvinyl chloride insulated cable's use.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a polyvinyl chloride insulated cable that anti extrusion strength of real core is good, includes cable conductor, cable conductor's outside is provided with the insulating parcel layer, outer wall one side on insulating parcel layer is provided with the copper strips shielding layer, one side of copper strips shielding layer is provided with the sheath, the outside of sheath is provided with insulating filling layer, the outside of insulating filling layer is provided with insulating band, outer wall one side in insulating band is provided with the aluminium foil shielding layer, the outside of aluminium foil shielding layer is provided with anti extrusion protective sheath, anti extrusion protective sheath includes cohesion chloroethylene protective sheath and outer polyvinyl chloride protective sheath, outside one side of cohesion chloroethylene protective sheath is provided with outer polyvinyl chloride protective sheath, the inside of anti extrusion protective sheath is provided with the surge chamber.
Preferably, the copper strip shielding layer is formed by interweaving a plurality of copper strips.
Preferably, the aluminum foil shielding layer is formed by weaving aluminum foil in a rotating winding manner.
Preferably, the inner polyvinyl chloride protective sleeve and the outer polyvinyl chloride protective sleeve are connected through a connecting reinforcing rib.
Preferably, the inner polyvinyl chloride protective sleeve, the outer polyvinyl chloride protective sleeve and the connecting reinforcing ribs are of an integral structure.
Preferably, the connecting reinforcing ribs are provided with a plurality of strips, and the connecting reinforcing ribs are distributed around the outer wall of the inner polyvinyl chloride protective sleeve in sequence.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this kind of polyvinyl chloride insulated cable that anti extrusion strength of solid core is good is provided with the connection strengthening rib through the inside of polyvinyl chloride protective sheath including with outer polyvinyl chloride protective sheath, form the surge chamber between the connection strengthening rib, can make this kind of polyvinyl chloride insulated cable when suffering collision or extrusion through the surge chamber that sets up, make outer polyvinyl chloride protective sheath take place deformation, can effectually cushion collision and extruded power through the surge chamber that sets up like this, avoid this kind of polyvinyl chloride insulated cable to appear damaging because of collision or extrusion easily, thereby influence this kind of polyvinyl chloride insulated cable's use.
2. The inside of the cohesion chloroethylene protective sheath that this kind of solid anti extrusion strength good polyvinyl chloride insulated cable set up is provided with insulating filling layer, also can play very good cushioning effect through the insulating filling layer that sets up, can make this kind of polyvinyl chloride insulated cable have very good anti extrusion effect like this, avoids this kind of polyvinyl chloride insulated cable to appear damaging easily to the influence is used.
Drawings
Fig. 1 is an overall front sectional view of the present invention.
Fig. 2 is a partial cross-sectional view of the aluminum foil shielding layer of the present invention.
Fig. 3 is a partial cross-sectional view of the copper tape shielding layer of the present invention.
In the figure: 1. a cable conductor; 2. an insulating wrapping layer; 3. a copper strip shielding layer; 301. copper strips; 4. a sheath; 5. an insulating filling layer; 6. insulating wrapping tapes; 7. an aluminum foil shielding layer; 701. aluminum foil; 8. a protective sleeve of cohesive vinyl chloride; 9. an outer polyvinyl chloride protective sleeve; 10. connecting reinforcing ribs; 11. a buffer chamber; 12. an anti-extrusion protective sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a polyvinyl chloride insulated cable that anti extrusion strength of solid core is good, including cable conductor 1, cable conductor 1's outside is provided with insulating parcel layer 2, outer wall one side of insulating parcel layer 2 is provided with copper strips shielding layer 3, one side of copper strips shielding layer 3 is provided with sheath 4, sheath 4's outside is provided with insulating filling layer 5, insulating filling layer 5's outside is provided with insulating belting 6, outer wall one side of insulating belting 6 is provided with aluminium foil shielding layer 7, aluminium foil shielding layer 7's outside is provided with anti extrusion protective sheath 12, anti extrusion protective sheath 12 includes cohesion chloroethylene protective sheath 8 and outer polyvinyl chloride protective sheath 9, outside one side of cohesion chloroethylene protective sheath 8 is provided with outer polyvinyl chloride protective sheath 9, the inside of anti extrusion protective sheath 12 is provided with buffer chamber 11.
Further, copper strips shielding layer 3 is alternately woven by a plurality of copper strips 301 and is formed, can improve copper strips shielding layer 3's shielding effect through this kind of setting, can improve the fastness that copper strips shielding layer 3 was woven simultaneously, and copper strips shielding layer 3 can avoid the magnetic field that cable conductor 1 produced at the in-process that uses to cause the influence to the use of cable conductor.
Further, aluminium foil shielding layer 7 is woven by the rotatory winding of aluminium foil 701 and is formed, can make aluminium foil shielding layer 7's shielding effect better through this kind of setting, makes the inside magnetic field that produces of cable can not distribute the external world, causes the influence to external environment, can avoid outside magnetic field to influence this kind of polyvinyl chloride insulated cable's that extrusion strength is good use simultaneously again.
Further, be connected through connecting strengthening rib 10 between cohesion chloroethylene protective sheath 8 and the outer polyvinyl chloride protective sheath 9, can improve the connection effect between cohesion chloroethylene protective sheath 8 and the outer polyvinyl chloride protective sheath 9, can receive the extruded when this kind of polyvinyl chloride insulated cable like this, can be fine cushion extruded power, avoid this kind of polyvinyl chloride insulated cable the condition that damages to influence this kind of polyvinyl chloride insulated cable's use.
Further, cohesion chloroethylene protective sheath 8, outer polyvinyl chloride protective sheath 9 and connection strengthening rib 10 structure as an organic whole can improve the fastness of structure between cohesion chloroethylene protective sheath 8, outer polyvinyl chloride protective sheath 9 and the connection strengthening rib 10, avoid the in-process cohesion chloroethylene protective sheath 8 that uses, the condition that the separation drops appears in outer polyvinyl chloride protective sheath 9 and connection strengthening rib 10.
Further, connect strengthening rib 10 and be provided with a plurality of strip, connect strengthening rib 10 8 outer walls of polyvinyl chloride protective sheath in distribute in proper order all around, be formed with surge chamber 11 between the strengthening rib 10 is connected to a plurality of, through this kind of setting can effectual buffering outside to the dynamics of this kind of polyvinyl chloride insulated cable collision, avoid this kind of polyvinyl chloride insulated cable to cause the damage because of the collision extrusion to influence this kind of polyvinyl chloride insulated cable's use.
The working principle is as follows: when the polyvinyl chloride insulated cable is used, when the polyvinyl chloride insulated cable is subjected to extrusion collision in the using process, the polyvinyl chloride protective sleeve 8 is deformed, one side of the polyvinyl chloride protective sleeve 8 is provided with the connecting reinforcing ribs 10, a buffer chamber 11 is formed among a plurality of the connecting reinforcing ribs 10, collision and extrusion force can be effectively buffered through the arranged buffer chamber 11, the inner part of the polyvinyl chloride protective sleeve 8 is provided with the insulating filling layer 5, and the insulating filling layer 5 can play a very good buffering role, so that the polyvinyl chloride insulated cable has very good extrusion resistance, the cable conductor 1 in the polyvinyl chloride insulated cable is not easy to damage, the use of the polyvinyl chloride insulated cable is influenced, the copper strip 301 formed by cross weaving is arranged outside the cable conductor 1, and an electromagnetic field generated by the cable conductor 1 can be effectively shielded through the arrangement, avoid causing the influence to external environment, the inside of cohesion chloroethylene protective sheath 8 is provided with simultaneously and is woven the aluminium foil shielding layer 7 that forms by the winding of aluminium foil 701, can avoid external electromagnetic field to cause the influence to this kind of polyvinyl chloride insulated cable's use like this.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a polyvinyl chloride insulated cable that solid core anti extrusion strength is good, includes cable conductor (1), its characterized in that: an insulation wrapping layer (2) is arranged outside the cable conductor (1), a copper strip shielding layer (3) is arranged on one side of the outer wall of the insulation wrapping layer (2), one side of the copper strip shielding layer (3) is provided with a sheath (4), the outside of the sheath (4) is provided with an insulating filling layer (5), an insulating wrapping tape (6) is arranged outside the insulating filling layer (5), an aluminum foil shielding layer (7) is arranged on one side of the outer wall of the insulating wrapping tape (6), an anti-extrusion protective sleeve (12) is arranged outside the aluminum foil shielding layer (7), the anti-extrusion protective sleeve (12) comprises an inner polyvinyl chloride protective sleeve (8) and an outer polyvinyl chloride protective sleeve (9), an outer polyvinyl chloride protective sleeve (9) is arranged on one side of the outer part of the inner polyvinyl chloride protective sleeve (8), the anti-extrusion protective sleeve (12) is internally provided with a buffer chamber (11).
2. The polyvinyl chloride insulated cable with the solid core and the good extrusion strength as claimed in claim 1, wherein: the copper strip shielding layer (3) is formed by interweaving a plurality of copper strips (301).
3. The polyvinyl chloride insulated cable with the solid core and the good extrusion strength as claimed in claim 1, wherein: the aluminum foil shielding layer (7) is formed by rotationally winding and weaving an aluminum foil (701).
4. The polyvinyl chloride insulated cable with the solid core and the good extrusion strength as claimed in claim 1, wherein: the inner poly vinyl chloride protective sleeve (8) is connected with the outer poly vinyl chloride protective sleeve (9) through a connecting reinforcing rib (10).
5. The polyvinyl chloride insulated cable with the solid core and the good extrusion strength as claimed in claim 4, wherein: the inner polyvinyl chloride protective sleeve (8), the outer polyvinyl chloride protective sleeve (9) and the connecting reinforcing ribs (10) are of an integral structure.
6. The polyvinyl chloride insulated cable with the solid core and the good extrusion strength as claimed in claim 4, wherein: the connecting reinforcing ribs (10) are arranged in a plurality of strips, and the connecting reinforcing ribs (10) are distributed around the outer wall of the inner polyvinyl chloride protective sleeve (8) in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022574608.9U CN213424663U (en) | 2020-11-10 | 2020-11-10 | Polyvinyl chloride insulated cable with solid core and good extrusion strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022574608.9U CN213424663U (en) | 2020-11-10 | 2020-11-10 | Polyvinyl chloride insulated cable with solid core and good extrusion strength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213424663U true CN213424663U (en) | 2021-06-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022574608.9U Active CN213424663U (en) | 2020-11-10 | 2020-11-10 | Polyvinyl chloride insulated cable with solid core and good extrusion strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213424663U (en) |
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2020
- 2020-11-10 CN CN202022574608.9U patent/CN213424663U/en active Active
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