CN113130125A - Integrated control cable for saline-alkali resistant buried protection pipe - Google Patents
Integrated control cable for saline-alkali resistant buried protection pipe Download PDFInfo
- Publication number
- CN113130125A CN113130125A CN202110253360.2A CN202110253360A CN113130125A CN 113130125 A CN113130125 A CN 113130125A CN 202110253360 A CN202110253360 A CN 202110253360A CN 113130125 A CN113130125 A CN 113130125A
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- China
- Prior art keywords
- control cable
- layer
- cable
- integrated control
- outer side
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/20—Metal tubes, e.g. lead sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/2806—Protection against damage caused by corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G9/00—Installations of electric cables or lines in or on the ground or water
- H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses an integrated control cable of a saline-alkali resistant buried protection pipe, which comprises a cable body, wherein a plurality of groups of cable cores are uniformly distributed in the cable body, the outer rings of the plurality of groups of cable cores are wrapped with a belting layer, an aramid fiber reinforcing layer is arranged on the outer side of the belting layer, an expansion sheath is sleeved on the outer side of the aramid fiber reinforcing layer and attached to the inner side of a metal shielding pipe, a blocking layer is arranged on the outer side of the metal shielding pipe, and a low-density oil cavity is formed in the lower half area between the blocking layer and the metal shielding pipe. According to the integrated control cable for the saline-alkali resistant buried protection pipe, the cable and the outer protection pipe are combined together to form an integrated structure, so that the process of sleeving the protection pipe separately is reduced, the metal pipe is directly used as an armored shielding layer of the cable, the process and materials for installing the armored shielding layer of the cable are reduced, the integrated control cable is suitable for different working conditions, and a better use prospect is brought.
Description
Technical Field
The invention relates to the technical field of cables, in particular to an integrated control cable of a saline-alkali resistant buried protection pipe.
Background
The saline-alkali geological area of China is large, the depth of a buried cable is not less than 0.7m and not more than 3m from the ground to a cable sheath, and the saline-alkali soil is just the area where the salt of saline-alkali soil accumulates on the surface layer of soil, so that the buried cable in the saline-alkali soil is easily corroded by saline-alkali components, in particular to an outer metal tube for protecting the cable.
Disclosure of Invention
The invention mainly aims to provide an integrated control cable of a saline-alkali resistant buried protection pipe, which can effectively solve the problems in the background art.
In order to achieve the purpose, the invention adopts the technical scheme that:
a saline-alkali resistant buried protection pipe integrated control cable comprises a cable body, wherein a plurality of groups of cable cores are uniformly distributed in the cable body, a belting layer wraps the outer rings of the plurality of groups of cable cores, an aramid fiber reinforced layer is arranged on the outer side of the belting layer, an expansion sheath is sleeved on the outer side of the aramid fiber reinforced layer and is attached to the inner side of a metal shielding pipe, a blocking layer is arranged on the outer side of the metal shielding pipe, a low-density oil cavity is formed in the lower half area between the blocking layer and the metal shielding pipe, a high-density oil cavity is formed in the upper half area between the blocking layer and the metal shielding pipe, a fine sand layer is arranged on the outer side of the blocking layer, the outer side of the fine sand layer is blocked by a sand net, and four groups of supporting blocks;
the utility model discloses a cable body, including cable body, sand screen, connecting rod, connecting slope, ball-shaped slider upper end fixedly connected with piece of rectifying, the outside equidistance fixedly connected with of sand screen outside on the cable body protects the frame outward, the both sides side of protecting the frame outward is provided with the connecting seat, the lower extreme of connecting seat is connected with the inserted bar, the upper end of connecting seat is connected with the pole setting, the top of pole setting articulates there is the connecting rod, the connecting rod level extends and gets into outside protects the frame inside, the inside fixed base that is provided with of protecting the frame outward, the up end of base is slip domatic, the ball-shaped slider has.
Preferably, the metal shielding pipe is made of light copper materials, and the thickness of the pipe wall is 1.1 mm.
Preferably, the barrier layer is made of waterproof rubber materials, and the thickness of the layer is 1.4 mm.
Preferably, two thirds of oil with density smaller than that of water is stored in the low-density oil cavity, and two thirds of oil with density larger than that of water is stored in the high-density oil cavity.
Preferably, the supporting block is fixedly connected with the metal shielding pipe, the sand net and the blocking layer, and the supporting block is made of aluminum materials.
Preferably, the outer protective frame is of a circular arc structure and is attached and fixed to the outer side of the sand screen.
Preferably, the connecting rod is hinged to the rotary groove and can rotate in a certain range, and a return spring is arranged at the connecting position of the connecting rod and the vertical rod.
Preferably, the spherical sliding block is made of iron, and the magnet area acts on the spherical sliding block through attraction force to keep the spherical sliding block at the center of the sliding slope.
The invention provides an integrated control cable of a saline-alkali resistant buried protection pipe by improvement, compared with the prior art, the integrated control cable has the following remarkable improvements and advantages:
(1) the cable and the outer protection pipe are combined together to form an integrated structure, so that the process of sleeving the protection pipe independently is reduced, and the process and materials for installing the armored shielding layer on the cable are reduced by directly using the metal pipe as the armored shielding layer of the cable.
(2) Design the oil pocket of sand bed and different density, the waterproof and corrosion-resistant effectual of sand bed, solve the metal pipe and directly contact with saline and alkaline soil and the corruption harm problem that causes, low density oil pocket and high density oil pocket can be isolated at the outer of oil pocket with the moisture that permeates the oil pocket from the height position respectively, utilize oil laminating metal pipe to avoid the entering of moisture, further improve the anticorrosive effect of metal pipe.
(3) A set of deviation rectifying structures is designed, the installation position of the automatic deviation rectifying support and the position displacement direction of the cable are automatically rectified, the stable placement state of the cable is kept, interference of geological activities is avoided, and the service life of the cable is prolonged.
(4) Whole cable structure design is simple, convenient operation, and reduction in production cost improves work efficiency, and the effect of use is better for traditional mode.
Drawings
Fig. 1 is a schematic view of the overall structure of an integrated control cable for a saline-alkali resistant buried protection pipe according to the present invention;
FIG. 2 is an internal view of an integrated control cable body of the saline-alkali resistant buried protection pipe of the present invention;
fig. 3 is a detailed view of the deviation rectifying structure of the integrated control cable of the saline-alkali resistant buried protection pipe.
In the figure: 1. a cable body; 2. a cable core; 3. a belting layer; 4. an aramid fiber reinforcement layer; 5. expanding the sheath; 6. a metal shielding tube; 7. a barrier layer; 8. a low-density oil cavity; 9. a high-density oil chamber; 10. a fine sand layer; 11. a sand screen; 12. a support block; 13. an outer protective frame; 14. a connecting seat; 15. inserting a rod; 16. erecting a rod; 17. a connecting rod; 18. a deviation rectifying block; 19. rotating the groove; 20. a spherical slider; 21. a base; 22. sliding the slope surface; 23. a magnet area.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, an integrated control cable for a saline-alkali resistant buried protection pipe comprises a cable body 1, wherein a plurality of groups of cable cores 2 are uniformly distributed in the cable body 1, a belting layer 3 wraps the outer rings of the groups of cable cores 2, an aramid fiber reinforcing layer 4 is arranged on the outer side of the belting layer 3, an expansion sheath 5 is sleeved on the outer side of the aramid fiber reinforcing layer 4, the expansion sheath 5 is attached to the inner side of a metal shielding pipe 6, a blocking layer 7 is arranged on the outer side of the metal shielding pipe 6, a low-density oil cavity 8 is formed in the lower half area between the blocking layer 7 and the metal shielding pipe 6, a high-density oil cavity 9 is formed in the upper half area between the blocking layer 7 and the metal shielding pipe 6, a fine sand layer 10 is arranged on the outer side of the blocking layer 7, a sand net 11 is used for blocking the outer;
the outer side of a sand screen 11 on a cable body 1 is fixedly connected with outer protective frames 13 at equal intervals, two side sides of each outer protective frame 13 are provided with connecting seats 14, the lower ends of the connecting seats 14 are connected with inserting rods 15, the upper ends of the connecting seats 14 are connected with upright rods 16, the top ends of the upright rods 16 are hinged with connecting rods 17, the connecting rods 17 horizontally extend into the outer protective frames 13, a base 21 is fixedly arranged inside each outer protective frame 13, the upper end surface of the base 21 is a sliding slope surface 22, a spherical sliding block 20 is arranged on the sliding slope surface 22, the upper end of the spherical sliding block 20 is fixedly connected with a deviation correcting block 18, the diagonal positions of the side surfaces of the deviation correcting block 18 are provided with rotating grooves 19 acting on;
the metal shielding pipe 6 is made of light copper material, and the thickness of the pipe wall is 1.1 mm; the barrier layer 7 is made of waterproof rubber material, and the thickness of the layer is 1.4 mm; two thirds of oil with density less than water is stored in the low-density oil cavity 8, and two thirds of oil with density more than water is stored in the high-density oil cavity 9; the supporting block 12 is fixedly connected with the metal shielding pipe 6, the sand net 11 and the blocking layer 7, and the supporting block 12 is made of aluminum materials; the outer protective frame 13 is in a circular arc structure and is stuck and fixed on the outer side of the sand screen 11; the connecting rod 17 is hinged with the rotary groove 19 and can rotate in a certain range, and a return spring is arranged at the connecting position of the connecting rod 17 and the upright rod 16; the spherical slider 20 is made of iron, and the magnet area 23 acts on the spherical slider 20 through attraction force to keep the spherical slider 20 at the central position of the sliding slope 22.
It should be noted that, the invention is an integrated control cable of a saline-alkali resistant buried protection pipe, when deviation is corrected, when the cable and its external support slightly deviate from the burying direction due to the influence of geological activity or direct influence of external force, at this time, the spherical slider 20 rotates due to gravity and the change of rod position of the connecting rod 17, and slides a small distance from the center position of the sliding slope 22 to the periphery of the slope, and then the spherical slider 20 slowly moves to the center position of the sliding slope 22 due to the suction effect of the magnet area 23, drives the connecting rod 17 to rotate, and cooperates with the return spring acting on the vertical rod 16, so that the vertical rod 16 drives the connecting rod 17 to complete deviation correction and return.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (8)
1. The utility model provides a resistant saline and alkaline land buries protection tube integration control cable, includes cable body (1), its characterized in that: a plurality of groups of cable cores (2) are uniformly distributed in the cable body (1), the outer rings of the plurality of groups of cable cores (2) are wrapped with a belting layer (3), an aramid fiber reinforced layer (4) is arranged on the outer side of the belting layer (3), an expansion sheath (5) is sleeved on the outer side of the aramid fiber reinforced layer (4), the expansion sheath (5) is attached to the inner side of the metal shielding pipe (6), the outer side of the metal shielding pipe (6) is provided with a barrier layer (7), a low-density oil cavity (8) is arranged in the lower half area between the blocking layer (7) and the metal shielding pipe (6), a high-density oil cavity (9) is arranged in the upper half area between the blocking layer (7) and the metal shielding pipe (6), a fine sand layer (10) is arranged on the outer side of the barrier layer (7), the outer side of the fine sand layer (10) is intercepted by a sand net (11), four groups of supporting blocks (12) are symmetrically arranged between the metal shielding pipe (6) and the sand screen (11);
the outer side of the sand net (11) on the cable body (1) is fixedly connected with outer protective frames (13) at equal intervals, two sides of the outer protective frame (13) are provided with connecting seats (14), the lower ends of the connecting seats (14) are connected with inserting rods (15), the upper end of the connecting seat (14) is connected with an upright rod (16), the top end of the upright rod (16) is hinged with a connecting rod (17), the connecting rod (17) horizontally extends into the outer protective frame (13), a base (21) is fixedly arranged in the outer protective frame (13), the upper end surface of the base (21) is a sliding slope surface (22), a spherical sliding block (20) is arranged on the sliding slope surface (22), the upper end of the spherical sliding block (20) is fixedly connected with a deviation rectifying block (18), a rotating groove (19) acting on the connecting rod (17) is formed in the diagonal position of the side face of the deviation rectifying block (18), and a magnet area (23) is arranged at the central position of the sliding slope surface (22).
2. The integrated control cable of claim 1, wherein the control cable comprises: the metal shielding pipe (6) is made of light copper materials, and the thickness of the pipe wall is 1.1 mm.
3. The integrated control cable of claim 1, wherein the control cable comprises: the barrier layer (7) is made of waterproof rubber materials, and the thickness of the layer is 1.4 mm.
4. The integrated control cable of claim 1, wherein the control cable comprises: two thirds of oil with the density smaller than that of water is stored in the low-density oil cavity (8), and two thirds of oil with the density larger than that of water is stored in the high-density oil cavity (9).
5. The integrated control cable of claim 1, wherein the control cable comprises: supporting shoe (12) fixed connection metal shielding pipe (6), sand screen (11) and barrier layer (7), supporting shoe (12) are aluminium system material.
6. The integrated control cable of claim 1, wherein the control cable comprises: the outer protective frame (13) is of an arc structure and is adhered and fixed on the outer side of the sand screen (11).
7. The integrated control cable of claim 1, wherein the control cable comprises: the connecting rod (17) is hinged to the rotary groove (19) and can rotate in a certain range, and a return spring is arranged at the connecting position of the connecting rod (17) and the vertical rod (16).
8. The integrated control cable of claim 1, wherein the control cable comprises: the spherical sliding block (20) is made of iron, and the magnet area (23) acts on the spherical sliding block (20) through attractive force to keep the spherical sliding block at the central position of the sliding slope surface (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253360.2A CN113130125A (en) | 2021-03-09 | 2021-03-09 | Integrated control cable for saline-alkali resistant buried protection pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110253360.2A CN113130125A (en) | 2021-03-09 | 2021-03-09 | Integrated control cable for saline-alkali resistant buried protection pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113130125A true CN113130125A (en) | 2021-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110253360.2A Pending CN113130125A (en) | 2021-03-09 | 2021-03-09 | Integrated control cable for saline-alkali resistant buried protection pipe |
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| Country | Link |
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| CN (1) | CN113130125A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114447867A (en) * | 2022-02-16 | 2022-05-06 | 安徽渡江电缆集团有限公司 | Integrated control cable for saline-alkali resistant buried protection pipe |
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| CN205920818U (en) * | 2016-07-15 | 2017-02-01 | 江苏东强股份有限公司 | Fixed communication cable that buries with laying |
| CN108149720A (en) * | 2017-12-06 | 2018-06-12 | 河海大学 | A kind of experiment deviation correcting device rectified a deviation to oblique model pile foundation and method |
| CN207676705U (en) * | 2017-03-14 | 2018-07-31 | 西部电缆股份有限公司 | A kind of dedicated Water-proof mouse type cable of subway engineering |
| CN108962468A (en) * | 2018-07-03 | 2018-12-07 | 徐州中泰煤矿安全设备制造有限公司 | A kind of safety of coal mines special cable |
| CN109065242A (en) * | 2018-08-02 | 2018-12-21 | 安徽扬子线缆有限公司 | A kind of underwater transmission cable and its preparation process |
| CN208923791U (en) * | 2018-09-05 | 2019-05-31 | 湖南欣达电线电缆有限公司 | A kind of high-voltage cable protecting |
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2021
- 2021-03-09 CN CN202110253360.2A patent/CN113130125A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160136863A (en) * | 2015-05-21 | 2016-11-30 | 한국전력공사 | Apparatus and method for diagnosing deterioration of underground power cable |
| CN205920818U (en) * | 2016-07-15 | 2017-02-01 | 江苏东强股份有限公司 | Fixed communication cable that buries with laying |
| CN207676705U (en) * | 2017-03-14 | 2018-07-31 | 西部电缆股份有限公司 | A kind of dedicated Water-proof mouse type cable of subway engineering |
| CN108149720A (en) * | 2017-12-06 | 2018-06-12 | 河海大学 | A kind of experiment deviation correcting device rectified a deviation to oblique model pile foundation and method |
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Cited By (2)
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| CN114447867A (en) * | 2022-02-16 | 2022-05-06 | 安徽渡江电缆集团有限公司 | Integrated control cable for saline-alkali resistant buried protection pipe |
| CN114447867B (en) * | 2022-02-16 | 2023-05-30 | 安徽渡江电缆集团有限公司 | Saline-alkali-resistant soil buried protection pipe integrated control cable |
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