CN212365552U - Anti-interference cable convenient to install and used for subway - Google Patents
Anti-interference cable convenient to install and used for subway Download PDFInfo
- Publication number
- CN212365552U CN212365552U CN202020723467.XU CN202020723467U CN212365552U CN 212365552 U CN212365552 U CN 212365552U CN 202020723467 U CN202020723467 U CN 202020723467U CN 212365552 U CN212365552 U CN 212365552U
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- CN
- China
- Prior art keywords
- cable
- layer
- wall
- subway
- convenient
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- Expired - Fee Related
Links
- 239000003063 flame retardant Substances 0.000 claims abstract description 19
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000004020 conductor Substances 0.000 claims abstract description 10
- 239000010410 layer Substances 0.000 claims description 59
- 239000011241 protective layer Substances 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 238000004804 winding Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 229920002313 fluoropolymer Polymers 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 241000256602 Isoptera Species 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- YKPUWZUDDOIDPM-SOFGYWHQSA-N capsaicin Chemical compound COC1=CC(CNC(=O)CCCC\C=C\C(C)C)=CC=C1O YKPUWZUDDOIDPM-SOFGYWHQSA-N 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 241000283984 Rodentia Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960002504 capsaicin Drugs 0.000 description 1
- 235000017663 capsaicin Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002200 mouth mucosa Anatomy 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 210000000196 olfactory nerve Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003578 releasing effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Abstract
The utility model discloses an anti-interference cable for subway convenient to install, which belongs to the technical field of cable, and comprises a wrapping layer, four groups of inner shielding layers are arranged in the inner cavity of the wrapping layer, an insulating layer is arranged in the inner cavity of the inner shielding layers, conductors are arranged in the inner cavity of the insulating layer, four groups of supporting devices are evenly arranged on the outer wall of the wrapping layer, the outer walls of the four groups of supporting devices are sleeved with outer shielding layers, the outer walls of the outer shielding layers are sleeved with flame-retardant waterproof layers, the outer walls of the flame-retardant waterproof layers are sleeved with outer protecting layers, the cable is protected by the double shielding effect of the inner shielding layers and the outer shielding layers, the cable is ensured not to be interfered by the outside, the inner conductors of the cable are separated by the inner shielding layers, the mutual interference between the inner conductors of the cable is avoided, the normal use of the cable, the overall compression-resistant effect of the cable is improved.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be an anti-interference type cable is used to subway convenient to installation.
Background
Along with the continuous development of science and technology, urban rail transit is gradually popularized and used, cables need to be used in urban rail transit for transmitting electric energy, magnetic energy or information and the like, when the existing cables convenient to install are used in subways, the cables can be interfered by the outside, however, if the anti-interference capacity of the cables is poor, the normal use of the cables in subways can be influenced, the operation of the subways is influenced, and therefore the anti-interference type cables convenient to install for the subways are provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-interference type cable is used to subway convenient to installation to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an anti-interference type cable is used to subway convenient to installation, includes around the covering, be provided with four internal shield layers of group around the covering inner chamber, internal shield layer inner chamber is provided with the insulating layer, the insulating layer inner chamber is provided with the conductor, evenly be provided with four strutting arrangement of group around the covering outer wall, four groups the strutting arrangement outer wall has cup jointed outer shielding layer, outer shielding layer outer wall has cup jointed fire-retardant waterproof layer, fire-retardant waterproof layer outer wall has cup jointed the outer jacket.
Preferably, the supporting device comprises a supporting block fixedly connected with the outer wall of the wrapping layer, a moving groove is formed in the outer wall of one side, away from the wrapping layer, of the supporting block, a moving block is inserted into an inner cavity of the moving groove, and one end, away from the supporting block, of the moving block is fixedly connected with the inner wall of the outer shielding layer.
Preferably, the outer walls of the left side and the right side of the moving block are in sliding connection with the inner walls of the left side and the right side of the moving groove, and the width of the vertical section of the moving groove is gradually reduced from outside to inside.
Preferably, the outer wall of the outer protective layer is uniformly provided with six groups of reinforcing strips, and the six groups of reinforcing strips are arranged in an annular array.
Preferably, the outer protective layer is a fluoroplastic outer protective layer, and the outer wall of the outer protective layer is provided with an ant-preventing agent.
Preferably, the wrapping layer is fire-retardant wrapping layer, and the thickness of the vertical section of the wrapping layer is one centimeter.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the device protects the cable by double shielding effects of the inner shielding layer and the outer shielding layer, so that the cable is prevented from being interfered by the outside, and the inner shielding layer separates the inner conductors of the cable, so that the mutual interference among the inner conductors of the cable is avoided, and the normal use of the cable is ensured;
2. the movable block stretches in the inner cavity of the moving groove, so that the supporting device has a certain buffering and force-unloading effect, the overall compression-resistant effect of the cable is improved, the outer shielding layer and the wrapping layer are separated to form a cavity by the supporting device, the influence on the inside of the cable when the cable is pressed is reduced, and the service life of the cable is prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the appearance structure of the present invention.
In the figure: 1. wrapping a covering; 2. an inner shield layer; 3. an insulating layer; 4. a conductor; 5. a support device; 51. a support block; 52. a moving block; 53. a moving groove; 6. an outer shield layer; 7. a flame-retardant waterproof layer; 8. an outer jacket; 9. a reinforcing strip.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a technical scheme: an anti-interference cable convenient to install for a subway is disclosed, please refer to fig. 1, and comprises a wrapping layer 1;
referring to fig. 1 and 2, four groups of inner shielding layers 2 are arranged in an inner cavity of a winding layer 1, each inner shielding layer 2 is composed of a copper strip, the copper strips are wound on the outer wall of an insulating layer 3 to achieve an anti-interference effect, the cable is prevented from being influenced by the outside, conductors 4 in the cable are separated, mutual interference among conductors 4 in the cable is avoided, and the normal use of the cable is ensured;
referring to fig. 1 and 2, four groups of supporting devices 5 are uniformly arranged on the outer wall of a wrapping layer 1, the supporting devices 5 are arranged along the length direction of a cable and have the same length as the cable, an outer shielding layer 6 is sleeved on the outer walls of the four groups of supporting devices 5, the outer shielding layer 6 is formed by weaving anaerobic copper wires, the anti-interference capability of the cable is further improved, the cable is ensured not to be interfered by the outside, the normal use of the cable is ensured, the outer shielding layer 6 formed by weaving the anaerobic copper wires also plays a role of an armor layer, the integral strength of the cable is improved, a flame-retardant waterproof layer 7 is sleeved on the outer wall of the outer shielding layer 6, the flame-retardant waterproof layer 7 is composed of a low-smoke halogen-free water-blocking high-flame-retardant tape, the flame-retardant waterproof effect is achieved, the inside of the cable is protected, an outer protective layer 8 is sleeved on the outer wall of the flame-retardant waterproof layer 7, the outer wall of the outer protective layer 8 is provided with the termite-proof agent, the termite-proof agent is added in the material of the outer protective layer 8, and is capsaicin, so that the oral mucosa and olfactory nerves of the rodent can be strongly stimulated to be chewed and cut, and simultaneously, the termite can be killed, and the cable has the advantages of double functions, no toxicity, environmental protection, no pollution, high content of effective ingredients, small addition amount, long effective period, increased cable termite and rat damage prevention effect and prolonged service life;
referring to fig. 1 and 2, the supporting device 5 includes a supporting block 51 fixedly connected to the outer wall of the wrapping layer 1, a moving groove 53 is formed in the outer wall of the supporting block 51 away from the outer wall of the wrapping layer 1, a moving block 52 is inserted into the inner cavity of the moving groove 53, one end of the moving block 52 away from the supporting block 51 is fixedly connected to the inner wall of the outer shielding layer 6, the moving block 52 extends and retracts in the inner cavity of the moving groove 53, so that the supporting device 5 has a certain buffering and force-releasing effect, the overall compressive resistance effect of the cable is increased, the supporting device 5 separates the outer shielding layer 6 from the wrapping layer 1 to form a cavity, the influence on the inside of the cable when the cable is compressed is reduced, the service life of the cable is prolonged, the outer walls on the left side and the right side of the moving block 52 are slidably connected to the inner walls on the left side and the right side of, when the moving block 52 moves into the inner cavity of the moving groove 53, the supporting blocks 51 are extruded towards the left side and the right side, the supporting blocks 51 are compressed, and after the external pressure disappears, the supporting blocks 51 can reset to the inner side and approach to each other, so that the moving block 52 can reset conveniently, and the moving block 52 and the supporting blocks 51 are made of rubber;
referring to fig. 1 and 2, the outer wall of the outer sheath 8 is uniformly provided with reinforcing strips 9, the reinforcing strips 9 are fixedly connected with the outer sheath 8, the reinforcing strips 9 are made of rubber, the strength of the cable is enhanced, the anti-pulling capability of the cable is improved, and when the cable is pulled, the contact area between the outer wall of the cable and the ground is reduced, the abrasion degree of the outer wall of the cable is reduced, the service life of the cable is prolonged, the number of the reinforcing strips 9 is six, and the six groups of reinforcing strips 9 are arranged in a ring array;
referring to fig. 1 and 2, the wrapping layer 1 is a flame-retardant wrapping layer, the flame-retardant wrapping layer is a mica flame-retardant tape wrapping layer, a flame-retardant effect is achieved, the cable is protected, and the thickness of the vertical section of the wrapping layer 1 is one centimeter.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an anti-interference type cable is used to subway convenient to installation, includes around covering (1), its characterized in that: the cable is characterized in that four groups of inner shielding layers (2) are arranged in an inner cavity of the winding layer (1), an insulating layer (3) is arranged in the inner cavity of the inner shielding layer (2), a conductor (4) is arranged in the inner cavity of the insulating layer (3), four groups of supporting devices (5) are uniformly arranged on the outer wall of the winding layer (1), an outer shielding layer (6) is sleeved on the outer wall of each supporting device (5), a flame-retardant waterproof layer (7) is sleeved on the outer wall of each outer shielding layer (6), and an outer protective layer (8) is sleeved on the outer wall of each flame-retardant.
2. The convenient-to-install anti-interference cable for the subway, according to claim 1, is characterized in that: the supporting device (5) comprises a supporting block (51) fixedly connected with the outer wall of the wrapping layer (1), a moving groove (53) is formed in the outer wall of one side, away from the wrapping layer (1), of the supporting block (51), a moving block (52) is inserted into the inner cavity of the moving groove (53), and one end, away from the supporting block (51), of the moving block (52) is fixedly connected with the inner wall of the outer shielding layer (6).
3. The convenient-to-install anti-interference cable for the subway, according to claim 2, is characterized in that: the outer walls of the left side and the right side of the moving block (52) are in sliding connection with the inner walls of the left side and the right side of the moving groove (53), and the width of the vertical section of the moving groove (53) is gradually reduced from outside to inside.
4. The convenient-to-install anti-interference cable for the subway, according to claim 1, is characterized in that: the outer wall of the outer protective layer (8) is uniformly provided with reinforcing strips (9), six groups of the reinforcing strips (9) are arranged, and the six groups of the reinforcing strips (9) are arranged in an annular array.
5. The convenient-to-install anti-interference cable for the subway, according to claim 1, is characterized in that: the outer protective layer (8) is a fluoroplastic outer protective layer, and an ant-preventing agent is arranged on the outer wall of the outer protective layer (8).
6. The convenient-to-install anti-interference cable for the subway, according to claim 1, is characterized in that: the flame-retardant winding covering is characterized in that the winding covering (1) is flame-retardant, and the vertical section of the winding covering (1) is one centimeter in thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020723467.XU CN212365552U (en) | 2020-05-06 | 2020-05-06 | Anti-interference cable convenient to install and used for subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020723467.XU CN212365552U (en) | 2020-05-06 | 2020-05-06 | Anti-interference cable convenient to install and used for subway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212365552U true CN212365552U (en) | 2021-01-15 |
Family
ID=74135400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020723467.XU Expired - Fee Related CN212365552U (en) | 2020-05-06 | 2020-05-06 | Anti-interference cable convenient to install and used for subway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212365552U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113903510A (en) * | 2021-09-02 | 2022-01-07 | 卜艳萍 | Double-shielded data transmission cable |
-
2020
- 2020-05-06 CN CN202020723467.XU patent/CN212365552U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113903510A (en) * | 2021-09-02 | 2022-01-07 | 卜艳萍 | Double-shielded data transmission cable |
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Legal Events
| 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: 20210115 |