CN212570426U - Polyvinyl chloride insulated cable - Google Patents
Polyvinyl chloride insulated cable Download PDFInfo
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- CN212570426U CN212570426U CN202021723642.1U CN202021723642U CN212570426U CN 212570426 U CN212570426 U CN 212570426U CN 202021723642 U CN202021723642 U CN 202021723642U CN 212570426 U CN212570426 U CN 212570426U
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Abstract
The utility model discloses a polyvinyl chloride insulated cable, including outer inoxidizing coating, insulating layer, honeycomb holes net elastic layer, metallic shield layer, interior inoxidizing coating, anchor assembly and cable core. Has the advantages that: the utility model discloses can effectual guarantee cable core stability, the cable core fracture and the mutual frictional contact of cable core that the positional deviation of avoiding the cable core leads to, and when the external world produces pressure to polyvinyl chloride insulated cable, the elasticity buffering that produces between elasticity lug and the lower elasticity lug and the honeycomb structure's of honeycomb holes net elastic layer cushioning effect have been utilized, can effectively reduce the harm of external pressure to the cable core, polyvinyl chloride insulated cable's compressive capacity has been improved, and be provided with anchor assembly, even polyvinyl chloride insulated cable locates the drastic change of ambient temperature, also can prevent to take place the phenomenon of mutual dislocation between each protective layer, and then the quality when having ensured polyvinyl chloride insulated cable uses, polyvinyl chloride insulated cable's life has also been prolonged.
Description
Technical Field
The utility model relates to the technical field of cables, particularly, relate to a polyvinyl chloride insulated cable.
Background
The electric wire and cable industry is an important matching industry of national economic construction, is widely applied to various fields of national economy, occupies one fourth of the industry of the national electrician industry, is the second major industry which is only second to the automobile industry in the mechanical industry, and polyvinyl chloride insulated cable and electric wire products are divided into products such as a non-sheathed cable for fixed wiring, a light non-sheathed flexible cable, a general-purpose sheathed flexible cable, an electric wire and a shielded wire for installation, a special-purpose sheathed flexible cable, a polyvinyl chloride insulated flame-retardant fire-resistant cable and the like.
Polyvinyl chloride insulated cable is laying the in-process, mostly can stand and pull, step on the pressure, external force effects such as pulling, to the polyvinyl chloride insulated cable that some anti external force extrusion ability are weak, lead to the inside cable core of cable each protective layer in the relative outside to take place the distortion extremely easily, make the cable core fracture easily, and can the looks mutual friction between the cable core, the metal conductor of different cable cores contacts the emergence that causes the condition such as short circuit even, in addition, to the protective layer of different materials, when the ambient temperature of locating takes place violent change, because of thermal deformation degree difference each other, easily lead to misplacing each other between the protective layer, and then influenced polyvinyl chloride insulated cable's quality and life.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a polyvinyl chloride insulated cable possesses compressive capacity and is strong, and cable core position safety and stability and the difficult advantage of dislocation of protective layer, and then solve the problem among the above-mentioned background art.
(II) technical scheme
For realizing above-mentioned compressive capacity is strong, the advantage of the difficult dislocation of cable core position safety and stability and protective layer, the utility model discloses a concrete technical scheme as follows: the utility model provides a polyvinyl chloride insulated cable, includes outer inoxidizing coating, the insulating layer, honeycomb holes net elastic layer, the metal shield layer, interior inoxidizing coating, anchor assembly and cable core, the inside insulating layer that has cup jointed of outer inoxidizing coating, the metal shield layer is installed to the inside lateral wall of insulating layer, and the inside lateral wall of metal shield layer installs interior inoxidizing coating to seted up the mounting groove on the inside lateral wall of interior inoxidizing coating, three groups the cable core is installed in the fixed tube, and the fixed outside of tubes welding has the installation piece to the installation piece inlay card is in the mounting groove.
Furthermore, three groups of fixed pipes are welded with connecting frames, and the cross sections of the connecting frames are isosceles triangles.
Furthermore, the anchoring piece comprises a threaded rod, an upper fixing block is connected to the upper end of the threaded rod, and a lower fixing block is connected to the lower end of the threaded rod.
Further, the fixed slot has been seted up to outer inoxidizing coating inside, and the card has inlayed solid piece in the fixed slot, the fixed slot has also been seted up to interior inoxidizing coating inside, and the card has inlayed solid piece down in the fixed slot, insulating layer and metallic shield layer inside set up the screw hole, and the threaded rod is installed in the screw hole.
Furthermore, a plurality of upper elastic lugs are uniformly arranged on the inner side wall of the outer protective layer, a plurality of lower elastic lugs are uniformly arranged on the inner side wall of the inner protective layer, and the upper elastic lugs are positioned among the four lower elastic lugs which are uniformly arranged.
Furthermore, the outer protective layer is made of fireproof flame-retardant materials.
Furthermore, the metal shielding layer is formed by winding a metal wire mesh.
Furthermore, the insulating layer and the inner protective layer are made of polyvinyl chloride insulating materials.
(III) advantageous effects
Compared with the prior art, the utility model provides a polyvinyl chloride insulated cable possesses following beneficial effect:
(1) the utility model fixes different cable cores of the polyvinyl chloride insulated cable in three fixed pipes, the three fixed pipes are connected by a connecting frame with an isosceles triangle cross section, the outer side of the fixed pipe is connected with a mounting block which is embedded in a mounting groove arranged at the inner side of an inner protective layer, thereby effectively ensuring the stability of the cable core when the cable is pulled and dragged, avoiding the cable core fracture and the mutual friction contact of the cable core caused by the position deviation of the cable core, a honeycomb mesh elastic layer is filled between the inner protective layer and the fixed pipe, a corresponding upper elastic lug and a corresponding lower elastic lug are arranged between the outer protective layer and the insulating layer, when the external generates pressure to the polyvinyl chloride insulated cable, the elastic buffer generated between the upper elastic lug and the lower elastic lug and the buffer effect of the honeycomb structure of the honeycomb mesh elastic layer are utilized, the damage of the external pressure to the cable core can be effectively reduced, and the pressure resistance of the polyvinyl chloride insulated cable is improved.
(2) The utility model discloses be provided with anchoring member, anchoring member includes solid piece, threaded rod and lower solid piece, and the threaded rod is installed in the threaded hole that runs through the insulating layer in metallic shield layer, go up solid piece and fixed respectively in the fixed slot of seting up on outer inoxidizing coating and interior inoxidizing coating with lower solid piece, through at outer inoxidizing coating, the insulating layer, equidistant evenly installed anchoring member on metallic shield layer and the interior inoxidizing coating, when polyvinyl chloride insulated cable located ambient temperature takes place violent change, also can not make the phenomenon of taking place mutual dislocation between each protective layer, and then the quality when having ensured polyvinyl chloride insulated cable and using, polyvinyl chloride insulated cable's life has also been prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a polyvinyl chloride insulated cable according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a buffering mechanism of a polyvinyl chloride insulated cable according to an embodiment of the present invention;
fig. 3 is a schematic structural view of an anchoring member of a polyvinyl chloride insulated cable according to an embodiment of the present invention.
In the figure:
1. an outer protective layer; 2. an insulating layer; 3. a honeycomb mesh elastic layer; 4. a metal shielding layer; 5. an inner protective layer; 6. an anchoring member; 61. fixing the block; 62. a threaded rod; 63. a lower fixing block; 7. a threaded hole; 8. fixing grooves; 9. mounting grooves; 10. a cable core; 11. a connecting frame; 12. a fixed tube; 13. mounting blocks; 14. an upper elastic bump; 15. and a lower elastic bump.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a polyvinyl chloride insulated cable.
Referring to the drawings and the detailed description, as shown in fig. 1-3, a polyvinyl chloride insulated cable according to an embodiment of the present invention includes an outer protective layer 1, an insulating layer 2, a honeycomb elastic layer 3, a metal shielding layer 4, an inner protective layer 5, an anchoring member 6 and a cable core 10, the insulating layer 2 is sleeved inside the outer protective layer 1, the metal shielding layer 4 is installed on an inner side wall of the insulating layer 2, the inner protective layer 5 is installed on an inner side wall of the metal shielding layer 4, an installation groove 9 is formed on an inner side wall of the inner protective layer 5, three cable cores 10 are installed inside a fixed tube 12, an installation block 13 is welded outside the fixed tube 12, and the installation block 13 is embedded in the installation groove 9, so as to effectively ensure the stability of the cable core 10, avoid the cable core 10 from being broken due to the position deviation of the cable core 10 and avoid the mutual frictional contact of the cable core 10, the damage of the external pressure to the cable core 10 can be effectively reduced, and the pressure resistance of the polyvinyl chloride insulated cable is improved.
In one embodiment, the connecting frames 11 are welded between the three groups of fixing pipes 12, and the cross sections of the connecting frames 11 are isosceles triangles, so that the stability of the positions of the cable cores 10 is guaranteed, and the cable cores 10 are prevented from being in mutual frictional contact to cause short circuit.
In one embodiment, anchor 6 includes a threaded rod 62 with an upper anchor block 61 attached to an upper end of threaded rod 62 and a lower anchor block 63 attached to a lower end of threaded rod 62.
In one embodiment, fixed slot 8 has been seted up to outer inoxidizing coating 1 inside, and the embedded solid piece 61 of going up that has in fixed slot 8, fixed slot 8 has also been seted up to interior inoxidizing coating 5 inside, and the embedded solid piece 63 down that has just been seted up to fixed slot 8 inside, insulating layer 2 and the inside screw hole 7 of seting up of metallic shield 4, and threaded rod 62 installs in screw hole 7, when polyvinyl chloride insulated cable located ambient temperature takes place violent change, also can not make the phenomenon of taking place mutual dislocation between each protective layer, and then the quality when having ensured polyvinyl chloride insulated cable and using, polyvinyl chloride insulated cable's life's effect has also been prolonged.
In one embodiment, a plurality of upper elastic bumps 14 are uniformly mounted on the inner side wall of the outer protective layer 1, a plurality of lower elastic bumps 15 are uniformly mounted on the inner side wall of the inner protective layer 5, and the upper elastic bumps 14 are located among the four lower elastic bumps 15 which are uniformly arranged, so that when the external world generates pressure on the polyvinyl chloride insulated cable, the damage of the external pressure on the cable core 10 can be effectively reduced by using elastic buffering generated between the upper elastic bumps 14 and the lower elastic bumps 15, and the pressure resistance of the polyvinyl chloride insulated cable is improved.
In one embodiment, the outer protective layer 1 is made of fireproof and flame-retardant materials, and plays a certain role in flame retardance and heat insulation.
In one embodiment, the metal shielding layer 4 is formed by winding a metal wire mesh, which plays a role in preventing signal interference.
In one embodiment, the insulating layer 2 and the inner protective layer 5 are made of polyvinyl chloride insulating materials, and have the functions of insulation and leakage prevention.
The working principle is as follows: the utility model fixes different cable cores 10 of the polyvinyl chloride insulated cable in three fixed pipes 12, the three fixed pipes 12 are connected through a connecting frame 11 with an isosceles triangle section, the outer sides of the fixed pipes 12 are connected with a mounting block 13, the mounting block 13 is embedded in a mounting groove 9 arranged at the inner side of an inner protective layer 5, thereby when the cable is pulled and dragged, the stability of the cable core 10 can be effectively ensured, the cable core 10 is prevented from being broken and the cable core 10 is prevented from being in mutual friction contact due to the position deviation of the cable core 10, a honeycomb hole net elastic layer 3 is filled between the inner protective layer 5 and the fixed pipes 12, a corresponding upper elastic lug 14 and a corresponding lower elastic lug 15 are arranged between an outer protective layer 1 and an insulating layer 2, when the external pressure is generated on the polyvinyl chloride insulated cable, the elastic buffer generated between the upper elastic lug 14 and the lower elastic lug 15 and the buffer effect of the honeycomb structure of the honeycomb hole net elastic layer 3 are utilized, can effectively reduce the harm of external pressure to cable core 10, polyvinyl chloride insulated cable's compressive capacity has been improved, just the utility model discloses be provided with anchor assembly 6, anchor assembly 6 includes solid piece 61, threaded rod 62 and lower solid piece 63, and threaded rod 62 installs in threaded hole 7 that runs through insulating layer 2 in metallic shield layer 4, go up solid piece 61 and fixed respectively in the fixed slot 8 of seting up on outer inoxidizing coating 1 and interior inoxidizing coating 5 with lower solid piece 63, through outer inoxidizing coating 1, insulating layer 2, equidistant evenly installed anchor assembly 6 on metallic shield layer 4 and the interior inoxidizing coating 5, when polyvinyl chloride insulated cable locates ambient temperature and takes place acutely to change, also can not make the phenomenon of taking place mutual dislocation between each protective layer, and then ensured the quality when polyvinyl chloride insulated cable uses, polyvinyl chloride insulated cable's life has also been prolonged.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a polyvinyl chloride insulated cable, includes outer inoxidizing coating (1), insulating layer (2), honeycomb mesh elastic layer (3), metallic shield layer (4), interior inoxidizing coating (5), anchor assembly (6) and cable core (10), its characterized in that, insulating layer (2) have been cup jointed to outer inoxidizing coating (1) inside, metallic shield layer (4) are installed to the inside lateral wall of insulating layer (2), and the inside lateral wall of metallic shield layer (4) installs interior inoxidizing coating (5) to seted up mounting groove (9) on the inside lateral wall of interior inoxidizing coating (5), three groups install in fixed pipe (12) cable core (10), and fixed pipe (12) outside welding has installation piece (13) to installation piece (13) inlay card is in mounting groove (9).
2. The polyvinyl chloride insulated cable according to claim 1, wherein connecting frames (11) are welded between the three groups of fixing tubes (12), and the cross section of each connecting frame (11) is an isosceles triangle.
3. The polyvinyl chloride insulated cable according to claim 1, wherein the anchor (6) comprises a threaded rod (62), and an upper fixing block (61) is connected to an upper end of the threaded rod (62), and a lower fixing block (63) is connected to a lower end of the threaded rod (62).
4. The polyvinyl chloride insulated cable according to claim 1, wherein the outer protective layer (1) is provided with a fixing groove (8) inside, an upper fixing block (61) is embedded in the fixing groove (8), the inner protective layer (5) is also provided with a fixing groove (8) inside, a lower fixing block (63) is embedded in the fixing groove (8), the insulating layer (2) and the metal shielding layer (4) are provided with threaded holes (7) inside, and the threaded rod (62) is installed in the threaded hole (7).
5. A pvc insulated cable as claimed in claim 1, wherein said outer shield (1) has a plurality of upper resilient projections (14) uniformly mounted on its inner side wall, said inner shield (5) has a plurality of lower resilient projections (15) uniformly mounted on its inner side wall, and said upper resilient projections (14) are located between four lower resilient projections (15) which are uniformly arranged.
6. A polyvinyl chloride insulated cable according to claim 1, characterized in that the outer protective layer (1) is made of fire-retardant material.
7. A polyvinyl chloride insulated cable according to claim 1, characterized in that the metallic shielding layer (4) is wound with a wire mesh.
8. A polyvinyl chloride insulated cable according to claim 1, characterized in that the insulating layer (2) and the inner protective layer (5) are made of polyvinyl chloride insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021723642.1U CN212570426U (en) | 2020-08-18 | 2020-08-18 | Polyvinyl chloride insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021723642.1U CN212570426U (en) | 2020-08-18 | 2020-08-18 | Polyvinyl chloride insulated cable |
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| Publication Number | Publication Date |
|---|---|
| CN212570426U true CN212570426U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021723642.1U Active CN212570426U (en) | 2020-08-18 | 2020-08-18 | Polyvinyl chloride insulated cable |
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| CN (1) | CN212570426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035418A (en) * | 2021-03-10 | 2021-06-25 | 上海祥龙电缆制造有限公司 | High antitorque industry flexible cable |
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2020
- 2020-08-18 CN CN202021723642.1U patent/CN212570426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113035418A (en) * | 2021-03-10 | 2021-06-25 | 上海祥龙电缆制造有限公司 | High antitorque industry flexible cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: PVC insulated cable Effective date of registration: 20220325 Granted publication date: 20210219 Pledgee: Kunming Guandu rural cooperative bank Dabanqiao sub branch Pledgor: KUNMING DIANLI CABLE CO.,LTD. Registration number: Y2022530000009 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230515 Granted publication date: 20210219 Pledgee: Kunming Guandu rural cooperative bank Dabanqiao sub branch Pledgor: KUNMING DIANLI CABLE CO.,LTD. Registration number: Y2022530000009 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A PVC insulated cable Effective date of registration: 20230525 Granted publication date: 20210219 Pledgee: Kunming Guandu rural cooperative bank Dabanqiao sub branch Pledgor: KUNMING DIANLI CABLE CO.,LTD. Registration number: Y2023530000037 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |