CN210182994U - Bury formula cable duct with high strength MPP - Google Patents
Bury formula cable duct with high strength MPP Download PDFInfo
- Publication number
- CN210182994U CN210182994U CN201921382827.8U CN201921382827U CN210182994U CN 210182994 U CN210182994 U CN 210182994U CN 201921382827 U CN201921382827 U CN 201921382827U CN 210182994 U CN210182994 U CN 210182994U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- cable
- cables
- high strength
- outer pipeline
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a bury formula cable duct with high strength MPP, including outer pipeline, protection machanism and interior pipeline, the surface cover of outer pipeline has anti-corrosion coating, protection machanism is located both ends about the outer pipeline, the inboard of outer pipeline is provided with first cable conductor, the interior pipeline is located the middle part of first cable conductor, the inner wall welding of interior pipeline has the baffle, the baffle inboard is provided with the second cable conductor. The device is provided with an inner pipeline and an outer pipeline, cables are stored in a classified mode through the inner pipeline and the outer pipeline, a large number of cables can be prevented from being extruded and abraded mutually, the service life of the cables is prolonged, the inner space of the inner pipeline is evenly divided into four equal parts through the partition plates, therefore, the cables of four different models can be stored inside the inner pipeline, when the temperature rises due to the fact that the outgoing line short circuit fault of the cables of a certain model, the cables in the rest spaces can be protected through the flame-retardant layer and the partition plates, and the whole short circuit of the second cable is avoided.
Description
Technical Field
The utility model relates to a bury formula cable duct technical field specifically is a bury formula cable duct with high strength MPP.
Background
The cable protection pipe is a metal protection pipe which is laid on the outer layer of a cable and has certain mechanical strength, is mainly installed in a section where a communication cable and a power line are crossed, and is used for preventing the power line from being broken to cause short-circuit accidents, so that the communication cable and a steel wire rope are electrified to protect the cable, a switch and a core board, the whole machine is not burnt out, and the cable protection pipe has a certain isolation effect on magnetic field interference of the power line, has a wide installation range, can be installed on the ground and can also be installed underground, and a cable pipeline installed underground is called an underground cable pipeline.
Present bury formula cable duct structure singleness, inner space does not set up any interlayer, and a large amount of cables are piled up together, and when short circuit fault appeared in one of them cable conductor, the high temperature that it carried can lead to the fact the damage of different degrees to other cables usually, and secondly a large amount of cables are piled up long-term extrusion, are unfavorable for the normal use of cable, to above-mentioned problem, we have proposed a high strength MPP and have buried formula cable duct structure singleness
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bury formula cable duct high strength MPP to propose general bury formula cable duct structure singleness in solving above-mentioned background art, the inner space does not set up any interlayer, and a large amount of cables are piled up together, and when short circuit trouble appears in one of them cable conductor, the high temperature that it carried can lead to the fact the damage of different degrees to other cables usually, and secondly a large amount of cables are piled up long-term extrusion, are unfavorable for the problem of the normal use of cable.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bury formula cable duct with high strength MPP, includes outer pipeline, protection machanism and interior pipeline, the surface of outer pipeline covers has the anti-corrosion coating, protection machanism is located both ends about the outer pipeline, the inboard of outer pipeline is provided with first cable conductor, the interior pipeline is located the middle part of first cable conductor, and the surface integration of interior pipeline installs spacing, the outside of spacing is provided with the spacing groove, the inner wall welding of interior pipeline has the baffle, and the surface covering of baffle has fire-retardant layer, the baffle inboard is provided with the second cable conductor.
Preferably, the protection mechanism comprises a connector, an annular groove and a rubber sleeve, the annular groove is sleeved on the outer side of the connector, and the rubber sleeve is integrally installed on the outer side of the annular groove.
Preferably, the rubber sleeve is connected with the outer pipeline through the connector and the annular groove, and the connector forms a semi-surrounding structure through the annular groove and the rubber sleeve.
Preferably, the first cables are distributed along the inner wall of the outer pipeline in an annular structure, and the outer pipeline is connected with the inner pipeline through a limiting strip and a limiting groove.
Preferably, the transverse center line of the inner pipeline coincides with the transverse center line of the outer pipeline, and the limiting strips are symmetrical with respect to the vertical center line of the inner pipeline.
Preferably, the partition board is arranged into a cross-shaped structure, and the outer surface of the partition board is attached to the surface of the flame-retardant layer.
Compared with the prior art, the beneficial effects of the utility model are that: in the device, two rubber sleeves are respectively arranged at the left end and the right end of an outer pipeline, and the arrangement of the rubber sleeves can avoid the first cable from generating excessive friction with the edge of the outer pipeline in the processes of installation, taking and placing, so that the surface of the first cable is prevented from being abraded, and the service life of the first cable is prolonged;
the pipeline completely penetrates through the inner part of the outer pipeline, and the left end and the right end of the limiting strip are coated with the non-setting adhesive for fixing, so that the connection mode between the inner pipeline and the outer pipeline in the device is simple and convenient, cables are stored in a classified manner through the inner pipeline and the outer pipeline, a large amount of cables can be prevented from being extruded and abraded mutually, and the service life of the cables is prolonged;
the device is evenly quartered with the inner space of interior conduit through the baffle, therefore the inside cable of storing four kinds of different models of interior conduit, when the cable of certain model was qualified for the next round of competitions short circuit trouble and is leaded to the temperature rising, the setting up of fire-retardant layer and baffle can protect the cable in all the other spaces, avoids the whole short circuit of second cable conductor to guarantee the normal operating of other circuits, be favorable to reducing the loss that the cable short circuit caused to minimumly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the present invention for separating the outer pipe from the rubber sleeve;
fig. 3 is the schematic view of the assembly structure of the rubber sleeve and the outer pipeline of the present invention.
In the figure: 1. an outer conduit; 2. an anti-corrosion layer; 3. a protection mechanism; 4. a connector; 5. an annular groove; 6. A rubber sleeve; 7. a first cable wire; 8. an inner conduit; 9. a limiting strip; 10. a limiting groove; 11. a partition plate; 12. a flame retardant layer; 13. a second cable line.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a high-strength MPP buried cable pipeline comprises an outer pipeline 1, a protection mechanism 3 and an inner pipeline 8, wherein an anti-corrosion layer 2 covers the outer surface of the outer pipeline 1, the protection mechanism 3 is positioned at the left end and the right end of the outer pipeline 1, a first cable 7 is arranged at the inner side of the outer pipeline 1, the protection mechanism 3 comprises a connector 4, an annular groove 5 and a rubber sleeve 6, the annular groove 5 is sleeved at the outer side of the connector 4, the rubber sleeve 6 is integrally installed at the outer side of the annular groove 5, when the device is used, the annular groove 5 inside the rubber sleeve 6 is firstly sleeved on the connector 4 until the rubber sleeve 6 completely covers the outer side of the connector 4, so that the two rubber sleeves 6 are respectively installed at the left end and the right end of the outer pipeline 1, the left end and the right end of the outer pipeline 1 are cutting points, the joint is relatively sharp, and therefore the arrangement of the rubber sleeve 6 can avoid the first cable 7 from, therefore, the surface of the first cable 7 is prevented from being abraded, the service life of the first cable 7 is prolonged, the rubber sleeve 6 is connected with the outer pipeline 1 through the connector 4 and the annular groove 5, the connector 4 and the rubber sleeve 6 form a semi-surrounding structure through the annular groove 5, and the rubber sleeve 6 is high in friction coefficient, so that when the rubber sleeve 6 is attached to the surface of the connector 4, the friction coefficient between the connector 4 and the rubber sleeve 6 is high, the rubber sleeve 6 is not easy to fall off, and the rubber sleeve 6 in the device is stable and convenient to detach;
the inner pipeline 8 is positioned in the middle of the first cable 7, the outer surface of the inner pipeline 8 is integrally provided with a limiting strip 9, the outer side of the limiting strip 9 is provided with a limiting groove 10, the first cable 7 is distributed along the inner wall of the outer pipeline 1 in an annular structure, the outer pipeline 1 is connected with the inner pipeline 8 through the limiting strip 9 and the limiting groove 10, the device is provided with an inner pipeline and an outer pipeline, cables with different performances can be placed in each layer of pipeline, the transverse central line of the inner pipeline 8 is superposed with the transverse central line of the outer pipeline 1, the limiting strips 9 are symmetrical about the vertical central line of the inner pipeline 8, when the inner pipeline 8 is installed, the limiting strip 9 on the surface of the inner pipeline 8 is inserted into the limiting groove 10, then the inner pipeline 8 is pushed inwards until the inner pipeline 8 completely penetrates through the inner pipeline 1, and then the left end and the right end of the limiting strip 9 are fixed by coating adhesive sticker, the connection mode between the inner pipeline 8 and the outer pipeline 1 in the device is simple and convenient, cables are stored in a classified mode through the inner pipeline 8 and the outer pipeline 1, a large number of cables can be prevented from being extruded and abraded mutually, and the service life of the cables is prolonged;
the inner wall welding of interior pipeline 8 has baffle 11, and the surface covering of baffle 11 has fire-retardant layer 12, baffle 11 inboard is provided with second cable conductor 13, baffle 11 sets up to "ten" style of calligraphy structure, and the surface of baffle 11 is laminated mutually with fire-retardant layer 12, the device is middle through the even quartering of baffle 11 with the inner space of interior pipeline 8, consequently, the inside cable of four kinds of different models of depositing of interior pipeline 8, generally known as second cable conductor 13, secondly the surface covering of baffle 11 has fire-retardant layer 12, when the cable of certain model is qualified for the next round of competitions short-circuit fault and is leaded to the temperature rise, fire-retardant layer 12 can protect the cable in the all the other spaces with baffle 11's setting, avoid the whole short circuit of second cable conductor 13, thereby the normal operating of other circuits has been guaranteed, be favorable to reducing the loss that the cable short.
The working principle is as follows: when the high-strength MPP buried cable pipeline is used, firstly, the annular groove 5 in the rubber sleeve 6 is sleeved on the connector 4 until the rubber sleeve 6 completely covers the outer side of the connector 4, so that the two rubber sleeves 6 are respectively arranged at the left end and the right end of the outer pipeline 1, excessive friction between the first cable 7 and the edge of the outer pipeline 1 in the installation, taking and placing processes is avoided, the friction coefficient of the rubber sleeve 6 is higher, when the rubber sleeve 6 is attached to the surface of the connector 4, the friction coefficient between the connector 4 and the rubber sleeve 6 is higher, the rubber sleeve 6 is not easy to fall off, when the inner pipeline 8 is installed, only the limiting strip 9 on the surface of the inner pipeline 8 needs to be aligned with the limiting groove 10 to be inserted, then the inner pipeline 8 is pushed to the inner side until the inner pipeline 8 completely penetrates through the inner pipeline 1, then the left end and the right end of the limiting strip 9 are coated with non-setting, the device is provided with inside and outside dual pipeline, and the cable of different performance can all be placed to every layer of pipeline inside, evenly quartering through baffle 11 with interior space of interior pipeline 8 in the device, therefore the cable of four kinds of different models can be placed to interior pipeline 8 inside, collectively is called second cable conductor 13, and this is exactly this high strength MPP buries formula cable duct's theory of operation.
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 a bury formula cable duct high strength MPP, includes outer pipeline (1), protection machanism (3) and interior pipeline (8), its characterized in that: the outer surface of outer pipeline (1) covers has anti-corrosion coating (2), protection machanism (3) are located outer pipeline (1) both ends of controlling, the inboard of outer pipeline (1) is provided with first cable conductor (7), interior pipeline (8) are located the middle part of first cable conductor (7), and the surface integration of interior pipeline (8) installs spacing strip (9), the outside of spacing strip (9) is provided with spacing groove (10), the inner wall welding of interior pipeline (8) has baffle (11), and the surface covering of baffle (11) has fire-retardant layer (12), baffle (11) inboard is provided with second cable conductor (13).
2. The buried high strength MPP cable duct of claim 1, wherein: protection machanism (3) are including connector (4), ring channel (5) and rubber sleeve (6), and have cup jointed ring channel (5) in the outside of connector (4), rubber sleeve (6) are installed to the outside integration of ring channel (5).
3. The buried high strength MPP cable duct of claim 2, wherein: the rubber sleeve (6) is connected with the outer pipeline (1) through the connector (4) and the annular groove (5), and the connector (4) forms a semi-surrounding structure through the annular groove (5) and the rubber sleeve (6).
4. The buried high strength MPP cable duct of claim 1, wherein: the first cables (7) are distributed along the inner wall of the outer pipeline (1) in an annular structure, and the outer pipeline (1) is connected with the inner pipeline (8) through a limiting strip (9) and a limiting groove (10).
5. The buried high strength MPP cable duct of claim 1, wherein: the transverse center line of the inner pipeline (8) is superposed with the transverse center line of the outer pipeline (1), and the limiting strips (9) are symmetrical about the vertical center line of the inner pipeline (8).
6. The buried high strength MPP cable duct of claim 1, wherein: the partition board (11) is arranged to be in a cross-shaped structure, and the outer surface of the partition board (11) is attached to the surface of the flame-retardant layer (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382827.8U CN210182994U (en) | 2019-08-24 | 2019-08-24 | Bury formula cable duct with high strength MPP |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921382827.8U CN210182994U (en) | 2019-08-24 | 2019-08-24 | Bury formula cable duct with high strength MPP |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210182994U true CN210182994U (en) | 2020-03-24 |
Family
ID=69842640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921382827.8U Active CN210182994U (en) | 2019-08-24 | 2019-08-24 | Bury formula cable duct with high strength MPP |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210182994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366641A (en) * | 2020-11-02 | 2021-02-12 | 国网安徽省电力有限公司 | Protection device of buried power transmission line |
| CN114156802A (en) * | 2021-12-06 | 2022-03-08 | 江苏天菱电力设备有限公司 | Cable protection pipe capable of preventing cable from winding |
-
2019
- 2019-08-24 CN CN201921382827.8U patent/CN210182994U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366641A (en) * | 2020-11-02 | 2021-02-12 | 国网安徽省电力有限公司 | Protection device of buried power transmission line |
| CN112366641B (en) * | 2020-11-02 | 2022-03-25 | 国网安徽省电力有限公司 | Protection device of buried power transmission line |
| CN114156802A (en) * | 2021-12-06 | 2022-03-08 | 江苏天菱电力设备有限公司 | Cable protection pipe capable of preventing cable from winding |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210182994U (en) | Bury formula cable duct with high strength MPP | |
| CN103886952A (en) | Two-sheath aluminum core inflaming retarding flexible cable for communication power supply | |
| CN205282117U (en) | Do benefit to troubleshooting and lap guard line type cable | |
| CN206057652U (en) | Electric power communication optical cable | |
| CN210182101U (en) | Flame-retardant cable | |
| CN112435782A (en) | Polyvinyl chloride insulation nylon sheath cable | |
| CN205508471U (en) | Communication power supply is with corrosion -resistant fire -resistant flexible cable | |
| CN205751618U (en) | A kind of oil resistant environmental protection shield type communication cable | |
| CN210778014U (en) | Environment-friendly termite-proof power cable | |
| CN212380158U (en) | Composite cable | |
| CN210443333U (en) | Aluminum core armored cable | |
| CN211045108U (en) | Corrosion-resistant through ground wire cable for railway | |
| CN209785581U (en) | Novel optical fiber composite control cable | |
| CN209785593U (en) | Insulated wire | |
| CN208045130U (en) | A kind of outdoor flexible cable of rubber alkene flame-resistant insulation low smoke and zero halogen sheath braiding | |
| CN208423288U (en) | Low voltage wiring harness in a kind of high-voltage cage | |
| CN206921542U (en) | A kind of highly effective flame-retardant formula composite cable | |
| CN203134416U (en) | A cold-resistant mining high-voltage rubber-sheath flexible cable | |
| CN206774286U (en) | A kind of efficiently anti-electromagnetic interference cable | |
| CN104867589A (en) | Rare earth alloy conductor one-electric one-optical hybrid cable used for single RRU | |
| CN105005125A (en) | Optical cable and optical cable composite cable | |
| CN210091773U (en) | Fireproof fluoroplastic insulating flame-retardant cable | |
| CN211719299U (en) | Cable with multiple separated cavities inside | |
| CN213988376U (en) | Silane crosslinked ethylene propylene rubber insulated flexible cable | |
| CN205508445U (en) | Fire -resistant flexible cable of multicore for communication power supply |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |