CN202602228U - Closed type cable pit - Google Patents
Closed type cable pit Download PDFInfo
- Publication number
- CN202602228U CN202602228U CN2012203032123U CN201220303212U CN202602228U CN 202602228 U CN202602228 U CN 202602228U CN 2012203032123 U CN2012203032123 U CN 2012203032123U CN 201220303212 U CN201220303212 U CN 201220303212U CN 202602228 U CN202602228 U CN 202602228U
- Authority
- CN
- China
- Prior art keywords
- pit
- cover plate
- angle steel
- ditch
- angle iron
- 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.)
- Expired - Lifetime
Links
- 239000002184 metal Substances 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 36
- 239000010959 steel Substances 0.000 claims description 36
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 230000002787 reinforcement Effects 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 229910000746 Structural steel Inorganic materials 0.000 abstract 6
- 238000005192 partition Methods 0.000 abstract 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 abstract 1
- 238000005336 cracking Methods 0.000 abstract 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 7
- 229910052725 zinc Inorganic materials 0.000 description 7
- 239000011701 zinc Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 238000012946 outsourcing Methods 0.000 description 2
- 239000011449 brick Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
Images
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model belongs to a power supply facility and relates to a closed type cable pit. The closed type cable pit comprises a cushion layer of a pit bottom, pit walls at left and right sides of the pit, and a cover plate of a pit top, which are integrally cast, wherein a reinforcing steel bar net is pre-embedded inside the cover plate; metal pre-embedding pieces are arranged at the upper ends of the pit walls at the left and right sides; angle iron edge frames are welded along the length direction of the pit walls through the pre-embedding pieces; the direction of an opening of the angle iron edge frame faces to the upper inner side of the pit; an angle iron partition in a left-right direction is welded between the angle iron edge frames of the left and right pit walls; and the cover plate is divided into a plurality of sections by angle iron along the length direction. The closed type cable pit disclosed by the utility model has the beneficial effects of convenience in construction, use and maintenance, firm structure, and safety and reliability; a cable can be better installed and protected, and constructors are prevented from falling down; the problems that the movement, raising and cracking are caused by more traditional-structure movable cover plates are overcome; and the problem that transverse cracks are formed on the cast-in-place cover plate along the pit length direction is basically avoided through additionally arranging one path of the angle iron partition in each one meter.
Description
Technical field
The utility model belongs to power supply facilities, relates to a kind of closed cable ditch.
Background technology
Each transformer station's cable channel cover plate is activity open type trench cover at present, and find to have following drawback with checking and accepting through work progress: 1, potential safety hazard is bigger in work progress.All the time is all to open wide from the cable trough that begins to construct to the completion of works raceway groove, causes the workmen to fall easily.Injustice very easily appears in 2, whole removable covers, click activity perk phenomenon.3, cover plate is activity, is often started by large tracts of land in the construction, causes a large amount of cover plates fractures, processing again.Collect above various reasons, special this construction method of improving makes the most of immobilization of raceway groove cover plate, and the cover plate amount that takes in sail does not influence the function of use of raceway groove again, so that stop the generation of above situation.
Summary of the invention
The utility model is in order to remedy the deficiency of prior art, and a kind of easy construction, easy to use, easy to maintenance, sound construction, safe and reliable closed cable ditch are provided.
The utility model is realized through following technical scheme:
The closed cable ditch of the utility model; Its special character is: comprise the bed course of the bottom of trench that is cast for one, the furrow bank of the ditch left and right sides and the cover plate at ditch top; Cover plate inside is embedded with bar-mat reinforcement; Furrow bank upper end, the left and right sides is provided with metal embedded part, and through the angle steel frame of built-in fitting welding along the furrow bank length direction, the opening direction of angle steel frame is towards the interior top of ditch; Angle steel circle that is welded with left and right directions between the angle steel frame of left and right sides furrow bank is separated, and cover plate is by the separated plurality of sections along its length that is divided into of angle steel circle.
The closed cable ditch of the utility model, adjacent two angle steel circle compartments are at a distance from 1 meter distance.
The closed cable ditch of the utility model is provided with a removable cover along the every 5-6 rice of the length direction of ditch, and cable trough turning, right-angled intersection place, terminal box place and cable trough enter the building place should be provided with openable removable cover according to actual conditions.
The beneficial effect of the utility model is; Easy construction, easy to use, easy to maintenance, firm in structure, safe and reliable can be good at installing and the protection cable, and prevents that the workmen from falling; Activity perk and breakage problem that the traditional structure removable cover causes have too much been overcome; Separated through adding every meter angle steel circle of one, make both overall appearances of cover plate, do not connect each other again; Basically stopped cast-in-place cover plate and the problem of cross-section line occurred, be applicable to integral type cable trough and cover plate in 1000kV and the following electric pressure transformer station (contain current conversion station, string is mended the station) along the ditch length direction.
Description of drawings
Fig. 1 is the schematic top plan view behind the cover plate of removing of the utility model.Fig. 2 is the cross sectional representation of the utility model.
Among the figure, 1 bed course, 2 furrow banks, 3 cover plates, 4 bar-mat reinforcements, 5 angle steel frames, 6 angle steel circle are separated, 7 removable cover installing ports, 8 movement joints, 9 removable cover installing port place angle steel support.
Embodiment
Accompanying drawing is a kind of specific embodiment of the utility model.
The closed cable ditch of the utility model; Comprise the bed course 1 of the bottom of trench that is cast for one, the furrow bank 2 of the ditch left and right sides and the cover plate 3 at ditch top; Cover plate inside is embedded with bar-mat reinforcement 4; Furrow bank upper end, the left and right sides is provided with metal embedded part, and through the angle steel frame 5 of built-in fitting welding along the furrow bank length direction, the opening direction of angle steel frame is towards the interior top of ditch; Angle steel circle that is welded with left and right directions between the angle steel frame of left and right sides furrow bank is at a distance from 6, and cover plate 3 is by the separated plurality of sections along its length that is divided into of angle steel circle.Adjacent two angle steel circle are at a distance from the 1 meter distance in 6 intervals.Along the every 5-6 rice of the length direction of ditch a removable cover is set; Cable trough turning, right-angled intersection place, terminal box place and cable trough enter the building place should be provided with removable cover installing port 7 according to actual conditions; Openable removable cover is installed here; The removable cover two ends are erected at angle steel and support on 9, and angle steel supports right ends and is welded on the angle steel frame.Cable trough keeps at a certain distance away movement joint 8 will be set.
The closed cable ditch of the utility model, furrow bank generally are divided into two kinds of building block furrow bank (along with the forbidding of clay brick, will adopt various building blocks) and the cast-in-place furrow banks of concrete, and trench cover is reinforced concrete (the general outsourcing Zinc-coated angle steel of trench cover).Integral type cable trough cross dimensions generally is not less than 0.8m * 0.8m, is principle not influence the later stage cable construction.
Cable channel cover plate is designed with the Zinc-coated angle steel that ∠ 60*6 should be installed earlier of outsourcing Zinc-coated angle steel.Zinc-coated angle steel is along cable trough furrow bank installed inside, and two angle steel inboards are concordant with the inboard level of cable trough two furrow banks, guarantee the straight of cable trough inwall.Zinc-coated angle steel can weld with the embedded part of steel scrap muscle and furrow bank upper surface, is as the criterion to be connected firmly.Absolute altitude is the last absolute altitude of the trench cover of design on the Zinc-coated angle steel.Zinc-coated angle steel should break off at the cable trough deformation joint, and the staying to establish and should not surpass 10m of cover plate expansion joint.
Should every 5-6 rice stay and establish a removable cover.Cable trough turning, right-angled intersection place, terminal box place and cable trough enter the building place should be provided with removable cover according to actual conditions, is principle not influence cable construction.Removable cover locates postpone, and angle steel circle that adds one ∠ 50*5 along every meter of cable trough length direction is separated, and trench cover is broken off with one section every meter fully.
Cast-in-place cover plate is separated through adding every meter angle steel circle of one, makes both overall appearances of cover plate, does not connect each other again, has stopped cross-section line appears in cast-in-place cover plate along the ditch length direction problem basically.
Claims (3)
1. closed cable ditch; It is characterized in that: comprise the bed course of the bottom of trench that is cast for one, the furrow bank of the ditch left and right sides and the cover plate at ditch top, cover plate inside is embedded with bar-mat reinforcement, and furrow bank upper end in the left and right sides is provided with metal embedded part; Through the angle steel frame of built-in fitting welding along the furrow bank length direction; The opening direction of angle steel frame is towards the interior top of ditch, and angle steel circle that is welded with left and right directions between the angle steel frame of left and right sides furrow bank is separated, and cover plate is by the separated plurality of sections along its length that is divided into of angle steel circle.
2. closed cable ditch according to claim 1 is characterized in that: adjacent two angle steel circle compartments are at a distance from 1 meter distance.
3. closed cable ditch according to claim 1 and 2; It is characterized in that: along the every 5-6 rice of the length direction of ditch a removable cover is set, cable trough turning, right-angled intersection place, terminal box place and cable trough enter the building place openable removable cover are set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203032123U CN202602228U (en) | 2012-06-27 | 2012-06-27 | Closed type cable pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203032123U CN202602228U (en) | 2012-06-27 | 2012-06-27 | Closed type cable pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202602228U true CN202602228U (en) | 2012-12-12 |
Family
ID=47319745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203032123U Expired - Lifetime CN202602228U (en) | 2012-06-27 | 2012-06-27 | Closed type cable pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202602228U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452182A (en) * | 2013-07-31 | 2013-12-18 | 浙江诚骏建设工程有限公司 | Formwork structure of cast-in-place reinforced concrete cover plate of bricked inspection well and formwork structure construction process |
| CN104092173A (en) * | 2014-07-23 | 2014-10-08 | 新疆拓源节能技术开发有限责任公司 | Assembly-type underground cable trench based on comprehensive wiring of city |
-
2012
- 2012-06-27 CN CN2012203032123U patent/CN202602228U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452182A (en) * | 2013-07-31 | 2013-12-18 | 浙江诚骏建设工程有限公司 | Formwork structure of cast-in-place reinforced concrete cover plate of bricked inspection well and formwork structure construction process |
| CN104092173A (en) * | 2014-07-23 | 2014-10-08 | 新疆拓源节能技术开发有限责任公司 | Assembly-type underground cable trench based on comprehensive wiring of city |
| CN104092173B (en) * | 2014-07-23 | 2016-08-24 | 伊犁师范学院 | Assemble type buried cable ditch based on city integrated wiring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Effective date: 20130130 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130130 Address after: Huaiyin District of Ji'nan City, Shandong province 250001 Dexing Street No. 29 Patentee after: SHANDONG ELECTRIC POWER TRANSMISSION & SUBSTATION ENGINEERING Co. Patentee after: State Grid Corporation of China Address before: Huaiyin District of Ji'nan City, Shandong province 250001 Dexing Street No. 29 Patentee before: SHANDONG ELECTRIC POWER TRANSMISSION & SUBSTATION ENGINEERING Co. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20121212 |