CN102545127A - Shallow embedded ground electric cable tray system - Google Patents
Shallow embedded ground electric cable tray system Download PDFInfo
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- CN102545127A CN102545127A CN2011104262419A CN201110426241A CN102545127A CN 102545127 A CN102545127 A CN 102545127A CN 2011104262419 A CN2011104262419 A CN 2011104262419A CN 201110426241 A CN201110426241 A CN 201110426241A CN 102545127 A CN102545127 A CN 102545127A
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Abstract
The invention discloses a shallow embedded ground electric cable tray system. The shallow embedded ground electric cable tray system comprises a tray body, wherein the cross section of the tray body is divided into at least two functional areas by a fire-proof clapboard; a plurality of vents are formed in a bottom plate of the tray body and outer side plates of the functional areas; a tray cover is arranged on the upper face of the tray body; the two sides of the tray cover are connected with side face baffle plates used for baffling broken stones and being close to the outer side plates of the tray body; fire-resistant binding strips used for fixing an optical cable or an electric cable are arranged in the functional areas; the tray body is separated into three functional areas through fire-resistant clapboards, including a power electric cable area, a first control electric cable or optical cable area and a second control electric cable or optical cable area; a mounting cross arm used for fixing the tray body and separating the tray body from a ground concrete base or a cushion layer is arranged at the lower bottom of the tray body; the lower ends of the side face baffle plates on the two sides of the tray cover are supported on the mounting cross arm; and at least two rows of waist-shaped vents are punched in the two sides of the upper surface of the tray cover. An electric cable tray is applied to outdoors to replace the traditional electric cable ditch, so the civil engineering amount is greatly saved, and the engineering construction period is shortened. Therefore, the shallow embedded ground electric cable tray system is very suitable for electric power engineering occasions, such as a digital converting station and an intelligent converting station.
Description
Technical field
What the present invention relates to is a kind of shallow embedding formula land cable groove box system, and especially a kind of shallow embedding formula land cable groove box system based on the fire separation design is applicable to particularly laying and fire separation of intelligent substation cable, optical cable of power plant, transformer station.
Background technology
For a long time, a large amount of cable, optical cables lays through cable trough or cable tunnel in power plant, the transformer station.Cable trough or cable tunnel construction are big, long construction period, and engineering management and quality control difficulty are big.
In recent years, development of technology makes power engineering to digitlization, intelligent direction development.Intelligent substation particularly; Through adopting technology such as advanced digital communication, control automatically, intellectual analysis; Also make transformer station's cable laying situation that very large difference has been arranged in the intelligentized while of realization: cable significantly reduces, and the substitute is very thin optical cable.This just impels us to seek other better cable, fiber cable laying mode, and cable tray has just embodied its superiority at this moment.
Cable tray generally is made up of two parts: the first constitutes U flask body by base plate and two side plates, and it two is a cover plate.In the middle of the practical applications usually cable tray adopt built on stilts mode to install usually, therefore be common in indoor suspension installation or the open air hang on apparatus body.
Cable tray system of laying flexible arrangement, the effective and good looking appearance to the protection of cable, simultaneously because of its Structured Design, the batch production manufacturing, site operation is simple, simple installation.If can be extended to the open air and replace the traditional cable ditch, also have advantages such as the civilwork engineering quantity of saving, shortening engineering construction cycle.
With the cable tray expanded application in the open air and replace the traditional cable ditch must solve following problem:
One, prevents that rainwater from getting into or soak cable for a long time;
Two, good ventilation and heat measure to be arranged to adapt to the heating of summer high temperature Exposure to Sunlight or cable;
Three, groove box inside is laid the space and can be realized fire separation, to satisfy the requirement of power engineering safe and reliable operation;
Four, must make the groove lid tolerance personnel to trample through good structural design.
Five, must be corrosion-resistant, anti-aging.
Summary of the invention
The objective of the invention is to overcome the deficiency that prior art exists, and a kind of shallow embedding formula land cable groove box system that can be applied to the open air and replace the traditional cable ditch is provided.
The objective of the invention is to accomplish through following technical scheme, it comprises on the cross section groove box body that is divided into two functional areas with fire barrier at least, and the base plate of said groove box body and functional areas outer panel be provided with a plurality of ventilation holes; On said groove box body, dispose a groove lid, the both sides of this groove lid are connected with and are used to block the side board that rubble is pressed close to groove box body outer panel; Dispose the fire-retardant colligation bar that is used for fixing optical cable or cable in the functional areas of said groove box body.
Be separated into three functional areas with fire barrier in the described groove box body, comprise power cable district, control cable or optical cable one district, control cable or optical cable two districts; Lower bottom part at said groove box body is equipped with the installation cross-arm that plays the holddown groove box body and the groove box body is separated with ground concrete basis or bed course; The side board lower end, both sides of said groove lid is supported on the said installation cross-arm, in said groove lid upper surface each punching out of both sides one row's waist shape ventilation hole is arranged.
The fire barrier that is provided with in described groove box body and its adopts the extrudate one-shot forming or adopts sheet material through riveted joint or be welded, and said fire barrier double as structure stress gusset; The side board of said groove lid and its both sides also adopts integrated being processed into, and is provided with a plurality of location buckles that are used for groove box body secure bond at the lower surface of said groove lid.
Two vertical side of the inner bottom surface of described groove box body and fire barrier small pieces of cloth used for patches respectively have fire-proof heat-insulating material or sprayed fire proofing dope layer; Lower bottom part installation cross-arm two ends and stage casing at said groove box body are provided with the longitudinal drainage hole.
The invention has the beneficial effects as follows:
(1) the present invention can save civilwork engineering quantity, shorten the engineering construction cycle with the cable tray expanded application in the open air and replace the traditional cable ditch greatly, is highly suitable for power engineering occasions such as digitlization, intelligent transformer station;
(2) the batch production manufacturing is convenient in the present invention, and industrialized product is than cast in situs or brick cable trough, and profile is bright and clean attractive in appearance, is convenient to construction and installation, does not damage cable sheath when laying, and helps project quality and improves and the cable safe operation;
(3) even innovative design makes the shallow embedding of groove box in ground, also there is the air with atmosphere all around in box body, thereby obtains better heat radiating effect;
(4) fire barrier double as structure gusset and as the supplemental support of cover plate in the innovative design groove box; Promptly satisfied cable fire-proof and separated and to lay requirement and strengthened groove box force structure simultaneously, made shallow embedding formula land cable groove box system can bear personnel and trample or walk.
(5) heavy corrosion that adopts aluminum alloy materials to avoid filthy environment to cause has been saved engineering life-cycle cycle comprehensive cost;
(6) the fire-retardant colligation bar in the innovative design groove box makes cable, fiber cable laying orderly, and enlarging or change conveniently and helps the cable layering separately, is convenient to heat radiation.
Description of drawings
The section detail drawing is installed by the shallow embedding formula land cable groove box system that Fig. 1 is based on the fire separation design.
The label of each parts is among the figure: groove box body 1, and groove lid 2 is installed cross-arm 3, fire barrier 4 (structure gusset), longitudinal drainage hole 5; Fire-proof heat-insulating material or dope layer 6, location buckle 7, rubble terrace 8, fire-retardant colligation bar 9; Ventilation hole 10, cover plate ventilation hole 11, construction bolt 12, anchor bolt 13 (or expansion bolt); Side board 14, power cable district 15, control cable or optical cable one district 16, control cable or optical cable two districts 17.
Embodiment
To combine accompanying drawing that the present invention is done detailed introduction below: shown in Figure 1, the present invention includes on the cross section groove box body 1 that is divided into two functional areas with fire barrier 4 at least, the base plate of said groove box body 1 and functional areas outer panel are provided with a plurality of ventilation holes 10; On said groove box body 1, dispose a groove lid 2, the both sides of this groove lid 2 are connected with and are used to block the side board 14 that rubble is pressed close to groove box body outer panel; Dispose the fire-retardant colligation bar 9 that is used for fixing optical cable or cable in the functional areas of said groove box body 1.
Be separated into three functional areas with fire barrier 4 in the described groove box body 1, comprise power cable district 15, control cable or optical cable one district 16, control cable or optical cable two districts 17; Be equipped with at the lower bottom part of said groove box body 1 and play the holddown groove box body, and the installation cross-arm 3 that the groove box body is separated with ground concrete basis or bed course; Both sides side board 14 lower ends of said groove lid 2 are supported on the said installation cross-arm 3, in said groove lid 2 each punching out of upper surface both sides one row's waist shape ventilation hole 11 are arranged.
Described groove box body 1 with its in fire barrier 4 of being provided with adopt extrudate one-shot formings or adopt sheet material through riveted joint or be welded, and said fire barrier 4 double as structure stress gussets; Said groove lid 2 also adopts integrated being processed into the side board 14 of its both sides, is provided with a plurality of location buckles 7 that are used for groove box body 1 secure bond at the lower surface of said groove lid 2.
4 two vertical side of the inner bottom surface of described groove box body 1 and fire barrier small pieces of cloth used for patches respectively have fire-proof heat-insulating material or sprayed fire proofing dope layer 6; Lower bottom part installation cross-arm 3 two ends and stage casing at said groove box body 1 are provided with longitudinal drainage hole 5.
The present invention adopts the shallow embedding mode to realize the saving civilwork engineering quantity; Utilize the installation cross-arm to make groove box body and basic ground produce the air gap, not only help draining but also can realize ventilation and heat.Utilize the structure gusset and carry out fire-proof function and handle and not only to have strengthened the structural strength of groove box but also realized the fire separation in space.Adopt the novel aluminum alloy extrudate as structural member to realize good corrosion-resistant function.Adopting Structured Design, is that a joint carries out standardized designs, batch production standard component batch machining by 2～3 meters, makes site installation simple, the neat and artistic short construction period of profile.
Embodiment:
The present invention comprises the aluminium alloy cable groove box box body of being with fire separation, the integral type aluminium alloy cover plate of band ventilation hole, the aluminium alloy installation cross-arm in band longitudinal drainage hole, the fire separation plate of double as structure stress gusset etc. at least.
At first design cable trough box body 1,, be designed to three fire separation districts: power cable district 15, control cable or optical cable one district 16, control cable or optical cable two districts 17 according to power engineering cable, fiber cable laying and security protection requirement.Trample force request for satisfying the Field Force; Fire barrier 4 is designed to double as structure stress gusset; This structure stress gusset and groove box body 1 are integral the formula design, adopt the aluminum alloy extrusion section bar once-forming, perhaps adopt sheet material through riveted joint or welding and the connection of groove box body.Two vertical side of groove box body 1 inner bottom surface and structure gusset must the small pieces of cloth used for patches fire-proof heat-insulating materials or by fire-proof and thermal-insulation requirement sprayed fire proofing dope layer 6, prevent some subregion generation condition of a fire, and metallic channel box body 1 temperature rises too high and burns the cable in all the other subregions.The ventilation hole 10 of the outer panel design some of the base plate of groove box body, power cable subregion makes and groove box body 1 inner air and extraneous UNICOM avoids internal temperature too high.
Next designs cable trough lid 2.Usually it is own that groove lid 2 only covers groove box body 1, and the present invention has considered the actual place environment and the requirement of electric wire ventilation and heat of groove box body shallow embedding.Power plant or transformer station's outdoor sports ground often adopt the rubble terrace, promptly at the rubble terrace 8 of floor pavement thickness 150～200mm.Press close to the outer panel of groove box body, obstruction air heat dissipation channel, palpus installing side board 14 in order to prevent rubble.The present invention is with groove lid 2 and side board 14 integrated designs, and integrated processing save riveted joint or welding job, and profile is bright and clean attractive in appearance.Cover plate ventilation hole 11 integral type groove lid 2 upper surfaces two side blows two row's waist shapes so then makes groove box body 1 surrounding air gap communicate with ambient atmosphere, the heat build-up of having avoided the heating of summer high temperature Exposure to Sunlight or cable to cause.Groove lid 2 lower surfaces are provided with some location buckle 7, so that fixing with groove box body 1.
Design the installation cross-arm 3 under the groove box body 1 then.Installation cross-arm 3 plays and installs and fixes groove box body 1, groove box body 1 is separated with concrete foundation or bed course, prevents effects such as rainwater immersion and formation air gap.The invention enables installation cross-arm 3 except possessing aforementioned functional, also to play the side plate effect that groove lid 2 is protected in support.Cross-arm 3 is installed is about 2*60mm,, prevent that rubble is with side plate crimp so that withstand side plate than groove box body 1 width.Simultaneously in two ends that cross-arm 3 is installed and design longitudinal drainage hole, stage casing 5.So, then can discharge rapidly from a spot of rainwater that ventilation hole gets into.
Design a kind of fire-retardant colligation bar 9 that is used for groove box inner cable, optical cable colligation at last.Adopt fire proofing to be designed to strip.Longitudinally per approximately 0.6～1.0m establishes one in the groove box, can groove box body 1 inner cable colligation bunchy be avoided chaotic.Also be convenient to the 1 inner cable layering of groove box body, convenient enlarging or replacing cable.Also play simultaneously and separate the effect that cable is convenient to dispel the heat.
Claims (4)
1. shallow embedding formula land cable groove box system is characterized in that it comprises on the cross section groove box body that is divided into two functional areas with fire barrier at least, and the base plate of said groove box body and functional areas outer panel are provided with a plurality of ventilation holes; On said groove box body, dispose a groove lid, the both sides of this groove lid are connected with and are used to block the side board that rubble is pressed close to groove box body outer panel; Dispose the fire-retardant colligation bar that is used for fixing optical cable or cable in the functional areas of said groove box body.
2. shallow embedding formula land cable groove box according to claim 1 system is characterized in that being separated into three functional areas with fire barrier in the described groove box body, comprises power cable district, control cable or optical cable one district, control cable or optical cable two districts; Lower bottom part at said groove box body is equipped with the installation cross-arm that plays the holddown groove box body and the groove box body is separated with ground concrete basis or bed course; The side board lower end, both sides of said groove lid is supported on the said installation cross-arm, in said groove lid upper surface each punching out of both sides one row's waist shape ventilation hole is arranged.
3. shallow embedding formula land cable groove box according to claim 1 and 2 system; It is characterized in that the fire barrier that is provided with in described groove box body and its adopts the extrudate one-shot forming or adopts sheet material through riveted joint or be welded, and said fire barrier double as structure stress gusset; The side board of said groove lid and its both sides also adopts integrated being processed into, and is provided with a plurality of location buckles that are used for groove box body secure bond at the lower surface of said groove lid.
4. shallow embedding formula land cable groove box according to claim 3 system, inner bottom surface and two vertical side of fire barrier that it is characterized in that described groove box body small pieces of cloth used for patches respectively have fire-proof heat-insulating material or sprayed fire proofing dope layer; Lower bottom part installation cross-arm two ends and stage casing at said groove box body are provided with the longitudinal drainage hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110426241.9A CN102545127B (en) | 2011-12-19 | 2011-12-19 | Shallow embedded ground electric cable tray system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110426241.9A CN102545127B (en) | 2011-12-19 | 2011-12-19 | Shallow embedded ground electric cable tray system |
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| CN102545127A true CN102545127A (en) | 2012-07-04 |
| CN102545127B CN102545127B (en) | 2014-11-12 |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103225319A (en) * | 2013-05-14 | 2013-07-31 | 国家电网公司 | Basic condensation preventing device for cable equipment |
| CN103866790A (en) * | 2014-03-26 | 2014-06-18 | 中国能源建设集团广东省电力设计研究院 | Ground beam type ditch |
| CN104821519A (en) * | 2015-04-16 | 2015-08-05 | 国家电网公司 | Transformer station secondary cable laying device |
| CN105071332A (en) * | 2015-08-10 | 2015-11-18 | 中国建筑第八工程局有限公司 | Pre-embedded junction box structure and pre-embedded junction box jacking-up construction method |
| CN105322468A (en) * | 2015-11-04 | 2016-02-10 | 宁波华缘玻璃钢电器制造有限公司 | Installation method of cable trough assembly in rail transit system |
| CN108376582A (en) * | 2018-04-25 | 2018-08-07 | 福建通宇电缆有限公司 | A kind of adaptive cable |
| CN109509335A (en) * | 2018-12-20 | 2019-03-22 | 广东黑卫防火技术有限公司 | Fire prevention guard system with active long-range fire behavior early warning |
| CN110994526A (en) * | 2019-12-16 | 2020-04-10 | 湖州扬清环境科技有限公司 | Underground comprehensive pipe gallery and internal communication cable pipe supporting mechanism thereof |
| CN111049089A (en) * | 2019-11-29 | 2020-04-21 | 国网山东省电力公司经济技术研究院 | Three-area split visual fireproof cable trench |
| CN111725749A (en) * | 2020-07-01 | 2020-09-29 | 周翔 | Fireproof isolation device for laying concealed wires |
| CN113572096A (en) * | 2021-08-18 | 2021-10-29 | 镇江腾宇电能设备有限公司 | Insulating fire-resistant cable groove box |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103225319B (en) * | 2013-05-14 | 2016-03-30 | 国家电网公司 | Cable machinery basis condensation-preventing device |
| CN103225319A (en) * | 2013-05-14 | 2013-07-31 | 国家电网公司 | Basic condensation preventing device for cable equipment |
| CN103866790A (en) * | 2014-03-26 | 2014-06-18 | 中国能源建设集团广东省电力设计研究院 | Ground beam type ditch |
| CN103866790B (en) * | 2014-03-26 | 2016-08-24 | 中国能源建设集团广东省电力设计研究院有限公司 | Ground beam type raceway groove |
| CN104821519A (en) * | 2015-04-16 | 2015-08-05 | 国家电网公司 | Transformer station secondary cable laying device |
| CN105071332A (en) * | 2015-08-10 | 2015-11-18 | 中国建筑第八工程局有限公司 | Pre-embedded junction box structure and pre-embedded junction box jacking-up construction method |
| CN105322468A (en) * | 2015-11-04 | 2016-02-10 | 宁波华缘玻璃钢电器制造有限公司 | Installation method of cable trough assembly in rail transit system |
| CN108376582B (en) * | 2018-04-25 | 2024-01-05 | 福建通宇电缆有限公司 | Self-adaptive cable |
| CN108376582A (en) * | 2018-04-25 | 2018-08-07 | 福建通宇电缆有限公司 | A kind of adaptive cable |
| CN109509335A (en) * | 2018-12-20 | 2019-03-22 | 广东黑卫防火技术有限公司 | Fire prevention guard system with active long-range fire behavior early warning |
| CN111049089A (en) * | 2019-11-29 | 2020-04-21 | 国网山东省电力公司经济技术研究院 | Three-area split visual fireproof cable trench |
| CN111049089B (en) * | 2019-11-29 | 2021-06-04 | 国网山东省电力公司经济技术研究院 | Three-area split visual fireproof cable trench |
| CN110994526A (en) * | 2019-12-16 | 2020-04-10 | 湖州扬清环境科技有限公司 | Underground comprehensive pipe gallery and internal communication cable pipe supporting mechanism thereof |
| CN111725749A (en) * | 2020-07-01 | 2020-09-29 | 周翔 | Fireproof isolation device for laying concealed wires |
| CN111725749B (en) * | 2020-07-01 | 2021-10-01 | 隆恩建设工程有限公司 | Fireproof isolation device for laying concealed wires |
| CN113572096A (en) * | 2021-08-18 | 2021-10-29 | 镇江腾宇电能设备有限公司 | Insulating fire-resistant cable groove box |
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Owner name: CHINA ENERGY ENGINEERING GROUP ZHEJIANG ELECTRIC P Free format text: FORMER NAME: ZHEJIANG PROV. ELECTRIC POWER DESIGN INST. |
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Address after: Hangzhou City, Zhejiang province 310012 GUCUI Road No. 68 Patentee after: Energy source in China construction group Zhejiang Province Power Design Institute Co., Ltd Address before: Hangzhou City, Zhejiang province 310012 GUCUI Road No. 68 Patentee before: Zhejiang Electric Power Design Institute |