CN108365592B - Cable conversion box for splice-type prefabricated cabin and wiring method thereof - Google Patents
Cable conversion box for splice-type prefabricated cabin and wiring method thereof Download PDFInfo
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- CN108365592B CN108365592B CN201810281386.6A CN201810281386A CN108365592B CN 108365592 B CN108365592 B CN 108365592B CN 201810281386 A CN201810281386 A CN 201810281386A CN 108365592 B CN108365592 B CN 108365592B
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- cable
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- cabin
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000007789 sealing Methods 0.000 claims abstract description 10
- 238000005192 partition Methods 0.000 claims description 4
- 230000003068 static effect Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000003287 optical effect Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- 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
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
Abstract
The invention relates to a cable connection technology of a splice-type prefabricated cabin, in particular to a cable conversion box for the splice-type prefabricated cabin and a switching method thereof, wherein a box body of the cable conversion box is divided into A, B two box bodies along a splice tangent line, each box body is provided with a wiring groove box, the two wiring groove boxes are separated at two sides of H-shaped steel at the splicing position, a frame and a vertical cable adapter plate are arranged in a box body A, cable buckles are arranged in a box body B, cables in the box bodies B are respectively arranged on the cable adapter plate in the box body A after passing through the wiring groove boxes, and the cables are fixed in the box body B through the cable buckles. During switching, the cable boxes are spliced and installed in factories, cables are separated into respective sub-boxes after wiring and debugging, the sub-boxes are transported along with the sub-cabin body in a sealing mode, and the cables are connected together after field splicing and installation. The invention has the advantages that: the prefabricated connection of cables among the cabin bodies is realized, the length of the cables is not required to be increased, the field installation time and the debugging time are shortened, and the restriction of external conditions is reduced.
Description
Technical Field
The invention relates to a cable connection technology of a splice-type prefabricated cabin, in particular to a cable conversion box for the splice-type prefabricated cabin and a wiring method thereof.
Background
In recent years, in order to reduce the field construction period of the transformer substation, prefabricated cabin type combined equipment is adopted in more and more variable power stations. The prefabricated cabin is prefabricated in a factory and is installed on site, and because the prefabricated cabin is integrally prefabricated in the factory, wiring in the cabin can be simultaneously constructed in the factory, and cable trenches are required to be laid on site.
For single prefabricated cabins, the wiring in the cabin is completely connected in a factory, and the wiring is integrally transported to the site with the prefabricated cabins, only the butt joint of the cable outside the cabin is needed to be solved, and the cable in the cable trench can be directly corresponding to the screen cabinet through the wiring channel under the floor of the cabin. And for split type concatenation formula prefabricated cabin, then there is following problem:
1. because the cabin bodies need to be transported in a split mode, cables and optical cables in prefabricated cabins which need to be connected between the cabin bodies cannot be prefabricated in a factory in advance, and on-site manufacturing and installation are needed;
2. in the cabin body transportation process, because the requirements of the structural strength of the cabin bodies are met, the H-shaped steel is arranged under the electrostatic floor between the two cabin bodies, so that cables and optical cables between the cabin bodies cannot be directly connected through the lower part of the electrostatic floor, and the cables and the optical cables are required to be connected through an external cable trench, thereby increasing the length of the optical cable and the field installation time and being easy to be restricted by external environmental conditions;
3. the cables and the optical cables between the cabin bodies cannot be prefabricated in advance, so that the complete test of the whole cabin secondary equipment cannot be completed in a factory, and the related test after the cable connection of the optical cables is required to be completed in the field, thereby increasing the field debugging time.
Disclosure of Invention
The invention aims to provide a cable conversion box for a splice-type prefabricated cabin and a wiring method thereof, which are used for realizing prefabricated connection of cables between cabin bodies according to the defects of the prior art, and have the advantages of no need of increasing the length of the cables and shortening the field installation time and the debugging time.
The cable conversion box for the splice-type prefabricated cabin is realized by the following ways:
the cable conversion box for the prefabricated cabin of the carpooling type is structurally characterized by comprising a box body and wiring groove boxes, wherein the box body is positioned at the carpooling position at one side of the prefabricated cabin, two sub-box bodies A, B are respectively arranged along the tangent line of the carpooling, one wiring groove box is arranged below each sub-box body, the inner cavity of the box body is communicated with the wiring groove box, the two wiring groove boxes are separated from two sides of H-shaped steel at the splicing position under the electrostatic floor of the prefabricated cabin, are respectively positioned in the two sub-box bodies of the carpooling type and are communicated with wiring channels under the electrostatic floor; the cable split box comprises a box body A, a box body B, a cable buckle, a cable box B, a cable box A, a cable box B and a cable box B, wherein the box body A is internally provided with a vertical rack and a vertical cable adapter plate arranged on the rack, the box body B is internally provided with the cable buckle, and cables in two split box bodies of the split box enter corresponding wiring groove boxes respectively through wiring channels and are arranged on the vertical cable adapter plate in the box body A, and the box body B is fixed in the inner side of the box body through the cable buckle.
The wiring method of the cable conversion box for the splice-type prefabricated cabin is realized by the following steps:
the wiring method for the cable conversion box of the splice-type prefabricated cabin is characterized by comprising the following steps of:
1) The two sub-cabin bodies of the splice cabin are respectively provided with a wiring channel and extend to the two side positions of H-shaped steel at the splicing position under the static floor of the prefabricated cabin; the two split bodies are combined, the cable conversion box is arranged above the two side positions of the H-shaped steel, wherein the two wiring groove boxes respectively correspond to and are communicated with the two wiring channels in the two split bodies, and the A, B split bodies are in a spliced state and are communicated with each other;
2) Wiring is carried out according to the design requirement of the prefabricated cabin, after the cables of the two cabin bodies are connected, the cables are correspondingly connected to the vertical cable adapter plates in the A cabin body of the cable conversion box after passing through the self-propelled cable channels and the wiring groove boxes, wherein the cables in the B cabin body are firstly connected to the vertical cable adapter plates in the A cabin body after passing through the inner cavity of the B cabin body, and secondary equipment debugging is carried out after all connecting wires are completed;
3) After debugging is completed, the cable in the B-branch box body is pulled out from the vertical cable adapter plate in the A-branch box body and is fixed on the cable buckle in the B-branch box body; the two sub-boxes of the cable conversion box are separated along with the two sub-boxes of the splice, after the two sub-boxes are separated, the splice opening is in an open state, and the dustproof and waterproof sealing is carried out at the open splice opening by using a baffle;
4) The two sub-tanks with the sub-tanks are transported to the site, the sealing partition plates on the sub-tanks are removed, the two sub-tanks are combined and spliced, and at the moment, the two sub-tanks are also combined and spliced together, and joint filling treatment is carried out during splicing;
5) And (3) removing the cable fixed on the cable buckle in the B sub-box body and reinstalling the cable on the corresponding vertical cable adapter plate in the A sub-box body.
Further, the present invention may further be specifically:
the splice joint of the two sub-boxes is provided with a sealing strip, and the two sub-boxes are spliced and connected through bolts.
Therefore, the two split boxes can be effectively dustproof and waterproof after being spliced and connected so as to meet the working requirements of cables.
The box body of the cable conversion box is provided with a double door, and the two double doors are respectively positioned on the box body A and the box body B.
The double doors are also separated along the tangent line of the sub-cabin body, and are used as single doors of the sub-cabin bodies when separated, and are used as double doors of the whole cable conversion box after being spliced.
The length direction of the rack and the vertical cable adapter plate in the cable conversion box is perpendicular to the ground, and the width direction is perpendicular to the door on the box body.
The thickness direction is parallel to the box door, and the prefabricated cable is perpendicular to the long and wide plate surface of the cable adapter plate and connected to the vertical cable adapter plate along the thickness direction, so that the cable is laid for being arranged on the parallel box door, the size of the box body can be effectively reduced, and the occupied area requirement of the cable conversion box in the prefabricated cabin is reduced.
The invention has the advantages and technical effects that:
1. the installation of the wiring in the spliced prefabricated cabin and the debugging of corresponding equipment in a factory are realized, and only the final wiring is needed on site, so that the field workload and the field debugging time are greatly reduced.
2. The cable conversion box for the splice-type prefabricated cabin avoids H-shaped steel at the splicing position through the wiring groove box, and meanwhile, optical cables and cable wires communicated between the cabin bodies are all arranged inside the cabin bodies, and are not required to be interconnected outside the cabin, so that the restriction of external conditions is reduced.
3. The cable conversion box realizes the prefabrication of the cables and the optical cables in the prefabrication cabins connected between the cabin bodies in advance, so that the length can be well fixed in a factory, the on-site manufacturing time is saved, the length of the optical cable is not required to be increased, the cost is saved, and the environment protection is facilitated.
4. The connecting rack and the cable adapter plates in the cable conversion box are vertically arranged, and at the moment, the width directions of the rack and the cable adapter plates are perpendicular to the box door, so that the prefabricated cables are laid parallel to the box door, the size and the thickness of the conversion box are reduced, and the arrangement of other equipment in the influencing cabin is reduced.
Drawings
Fig. 1 is a schematic structural view of a cable conversion box for a splice-type prefabricated cabin according to the present invention.
Fig. 2 is a schematic diagram of the internal wiring structure of the cable transfer box for the splice-type prefabricated cabin.
Fig. 3 is a schematic sectional view of a side structure of an a-split box body of the cable transfer box.
Fig. 4 is a schematic view showing a state structure of the cable transfer box when the box body is transported after being separated.
Fig. 5 is a schematic view of the distribution of the cable conversion box in a splice-type prefabricated cabin.
The invention is further described below with reference to examples.
Detailed Description
Best mode for carrying out the invention:
referring to fig. 1, 2 and 3, a cable conversion box for a prefabricated cabin of a carpool type comprises a box body and a wiring groove box 1, wherein the box body is positioned at a carpool side of the prefabricated cabin (see fig. 5), two sub-box bodies are separated by A, B along a carpool tangent line K, one wiring groove box 1 is installed below each sub-box body, an inner cavity of the box body is communicated with the wiring groove box 1, the two wiring groove boxes 1 are separated from two sides of H-shaped steel at a splicing position under an electrostatic floor of the prefabricated cabin, and the two wiring groove boxes are respectively positioned in the two sub-cabin bodies of the carpool type and are communicated with a wiring channel 2 under the electrostatic floor. The cable box comprises a box body A, a box body B, a cable buckle 5, a cable box 1, a cable box 4, a cable buckle 5 and a cable box 4, wherein the box body A is internally provided with a vertical frame 3 and a vertical cable adapter plate 4 arranged on the frame 3, the cable box body B is internally provided with the cable buckle 5, and after cables 6 in two box bodies of the splice box enter corresponding wiring groove boxes 1 respectively through wiring channels 2, the cable box body A is internally provided with the vertical cable adapter plate 4, and the box body B is internally fixed in the box body through the cable buckle 5.
With reference to fig. 2 and 3, the box body of the cable conversion box is provided with a double door 7, the two double doors are respectively positioned on the box body A and the box body B, the length direction of the frame 3 and the vertical cable adapter plate 4 in the cable conversion box is perpendicular to the ground, and the width direction is perpendicular to the box door 7. The prefabricated cable 6 is connected to the vertical cable adapter plate 4 in the thickness direction perpendicular to the long and wide plate surfaces of the cable adapter plate 4, so that the cable is laid in parallel with the box door 7.
Referring to fig. 4 and 5, and referring to fig. 1, the method for connecting a cable switching box for a prefabricated cabin of a splice type, includes the steps of:
1) The two sub-cabin bodies of the splice cabin are respectively provided with a wiring channel 2 and extend to the two side positions of H-shaped steel at the splicing position under the static floor of the prefabricated cabin; the two split bodies are combined, the cable conversion BOX BOX is arranged above the two side positions of the H-shaped steel, two wiring groove boxes 1 are respectively corresponding to and communicated with two wiring channels 2 in the two split bodies, and the two split bodies A, B are in a spliced state and are internally communicated;
2) Wiring is carried out according to the design requirement of the prefabricated cabin, after the cables of the two sub-cabin bodies are connected, the cables are correspondingly connected to the vertical cable adapter plates 4 in the A sub-cabin bodies of the cable conversion cabin after passing through the self-propelled cable channels 2 and the wiring groove boxes 1, wherein the cables in the B sub-cabin bodies are firstly connected to the vertical cable adapter plates 4 in the A sub-cabin bodies after passing through the inner cavities of the B sub-cabin bodies, and secondary equipment debugging is carried out after all the connecting lines are completed;
3) After debugging is completed, the cable in the B-branch box body is pulled out from the vertical cable adapter plate in the A-branch box body and is fixed on the cable buckle 5 in the B-branch box body; the two sub-boxes of the cable conversion box are separated along with the two sub-boxes of the splice, after the two sub-boxes are separated, the splice opening is in an open state, and the dustproof and waterproof sealing is carried out at the open splice opening by using a partition plate 8; as shown in fig. 4;
4) The two sub-tanks with the sub-tanks are transported to the site, the sealing partition plates 8 on the sub-tanks are removed, the two sub-tanks are combined and spliced, and at the moment, the two sub-tanks are also combined and spliced together, and joint filling treatment is carried out during splicing;
5) And (3) removing the cable fixed on the cable buckle 5 in the B-part box body and reinstalling the cable on the corresponding vertical cable adapter plate 4 in the A-part box body.
According to the cable conversion box for the splice-type prefabricated cabin, when the splice is completed, the splice is completed together, and the joint filling agent is filled in the splice joint and is subjected to waterproof treatment; if necessary, sealing strips can be arranged at the splicing openings, and the two split boxes are spliced and connected through bolts.
The invention is not described in part as in the prior art.
Claims (5)
1. The cable conversion box for the prefabricated cabin of the carpooling type is characterized by comprising a box body and wiring groove boxes, wherein the box body is positioned at the carpooling position at one side of the prefabricated cabin, two sub-box bodies A, B are respectively arranged along the tangent line of the carpooling cabin, one wiring groove box is arranged below each sub-box body, the inner cavity of the box body is communicated with the wiring groove box, the two wiring groove boxes are separated from two sides of H-shaped steel at the splicing position under the electrostatic floor of the prefabricated cabin, are respectively positioned in the two sub-box bodies of the carpooling cabin, and are communicated with wiring channels under the electrostatic floor; the cable split box comprises a box body A, a box body B, a cable buckle, a cable box B, a cable box A, a cable box B and a cable box B, wherein the box body A is internally provided with a vertical rack and a vertical cable adapter plate arranged on the rack, the box body B is internally provided with the cable buckle, and cables in two split box bodies of the split box enter corresponding wiring groove boxes respectively through wiring channels and are arranged on the vertical cable adapter plate in the box body A, and the box body B is fixed in the inner side of the box body through the cable buckle.
2. The cable transition box for a splice type prefabricated cabin according to claim 1, wherein a sealing strip is arranged at a splicing opening of the two split boxes, and the two split boxes are spliced and connected through bolts.
3. The cable transfer box for a prefabricated cabin of claim 1, wherein the box body of the cable transfer box is provided with a double door, and the double door is respectively positioned on the box body of the A sub box body and the box body of the B sub box body.
4. The cable transfer box for a modular pre-manufactured pod of claim 1, wherein the racks and vertical cable transfer plates in the cable transfer box are perpendicular to the ground in length and perpendicular to the doors on the box in width.
5. A method of wiring a cable transfer box for a splice-type prefabricated compartment, comprising the steps of:
1) The two sub-cabin bodies of the splice cabin are respectively provided with a wiring channel and extend to the two side positions of H-shaped steel at the splicing position under the static floor of the prefabricated cabin; combining the sub-cabins, and installing the cable conversion box according to claim 1 above the two side positions of the H-shaped steel, wherein two wiring groove boxes are respectively corresponding to and communicated with two wiring channels in the two sub-cabins, and the two sub-boxes A, B are in a spliced and combined state and are internally communicated;
2) Wiring is carried out according to the design requirement of the prefabricated cabin, after the cables of the two cabin bodies are connected, the cables are correspondingly connected to the vertical cable adapter plates in the A cabin body of the cable conversion box after passing through the self-propelled cable channels and the wiring groove boxes, wherein the cables in the B cabin body are firstly connected to the vertical cable adapter plates in the A cabin body after passing through the inner cavity of the B cabin body, and secondary equipment debugging is carried out after all connecting wires are completed;
3) After debugging is completed, the cable in the B-branch box body is pulled out from the vertical cable adapter plate in the A-branch box body and is fixed on the cable buckle in the B-branch box body; the two sub-boxes of the cable conversion box are separated along with the two sub-boxes of the splice, after the two sub-boxes are separated, the splice opening is in an open state, and the dustproof and waterproof sealing is carried out at the open splice opening by using a baffle;
4) The two sub-tanks with the sub-tanks are transported to the site, the sealing partition plates on the sub-tanks are removed, the two sub-tanks are combined and spliced, and at the moment, the two sub-tanks are also combined and spliced together, and joint filling treatment is carried out during splicing;
5) And (3) removing the cable fixed on the cable buckle in the B sub-box body and reinstalling the cable on the corresponding vertical cable adapter plate in the A sub-box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810281386.6A CN108365592B (en) | 2018-04-02 | 2018-04-02 | Cable conversion box for splice-type prefabricated cabin and wiring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810281386.6A CN108365592B (en) | 2018-04-02 | 2018-04-02 | Cable conversion box for splice-type prefabricated cabin and wiring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108365592A CN108365592A (en) | 2018-08-03 |
| CN108365592B true CN108365592B (en) | 2024-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810281386.6A Active CN108365592B (en) | 2018-04-02 | 2018-04-02 | Cable conversion box for splice-type prefabricated cabin and wiring method thereof |
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| Country | Link |
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| CN (1) | CN108365592B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10155224A (en) * | 1996-11-20 | 1998-06-09 | Tokyo Gas Co Ltd | Electrical wiring method and circuit box with cable used for the same |
| EP1247996A1 (en) * | 2001-04-06 | 2002-10-09 | Festo AG & Co | Valve assembly with a flat cable wiring |
| CN2786922Y (en) * | 2004-12-13 | 2006-06-07 | 中兴通讯股份有限公司 | Universal shielding cabinet |
| CN203706736U (en) * | 2013-12-17 | 2014-07-09 | 国家电网公司 | Prefabricated photoelectric composite cable for intelligent substation |
| CN203983936U (en) * | 2014-07-03 | 2014-12-03 | 国电南瑞科技股份有限公司 | Prefabricated cabin fiber optic cable transfer box |
| CN106532604A (en) * | 2017-01-03 | 2017-03-22 | 南京佳盛机电器材制造有限公司 | Local terminal box with independent support |
| CN208158082U (en) * | 2018-04-02 | 2018-11-27 | 中国电建集团福建省电力勘测设计院有限公司 | For spelling the cable change-over box of cabin type prefabricated cabin |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0217784D0 (en) * | 2002-07-31 | 2002-09-11 | Hewlett Packard Co | Underfloor cable junction unit and computer center equipped with such junction units |
-
2018
- 2018-04-02 CN CN201810281386.6A patent/CN108365592B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10155224A (en) * | 1996-11-20 | 1998-06-09 | Tokyo Gas Co Ltd | Electrical wiring method and circuit box with cable used for the same |
| EP1247996A1 (en) * | 2001-04-06 | 2002-10-09 | Festo AG & Co | Valve assembly with a flat cable wiring |
| CN2786922Y (en) * | 2004-12-13 | 2006-06-07 | 中兴通讯股份有限公司 | Universal shielding cabinet |
| CN203706736U (en) * | 2013-12-17 | 2014-07-09 | 国家电网公司 | Prefabricated photoelectric composite cable for intelligent substation |
| CN203983936U (en) * | 2014-07-03 | 2014-12-03 | 国电南瑞科技股份有限公司 | Prefabricated cabin fiber optic cable transfer box |
| CN106532604A (en) * | 2017-01-03 | 2017-03-22 | 南京佳盛机电器材制造有限公司 | Local terminal box with independent support |
| CN208158082U (en) * | 2018-04-02 | 2018-11-27 | 中国电建集团福建省电力勘测设计院有限公司 | For spelling the cable change-over box of cabin type prefabricated cabin |
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| CN108365592A (en) | 2018-08-03 |
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