CN105041036A - Structure capable of preventing transmission line concrete pole from uplifting and construction method thereof - Google Patents
Structure capable of preventing transmission line concrete pole from uplifting and construction method thereof Download PDFInfo
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- CN105041036A CN105041036A CN201510432092.5A CN201510432092A CN105041036A CN 105041036 A CN105041036 A CN 105041036A CN 201510432092 A CN201510432092 A CN 201510432092A CN 105041036 A CN105041036 A CN 105041036A
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- cement pole
- wheel hub
- transmission line
- tire
- retainer ring
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Abstract
The invention discloses a structure capable of preventing a transmission line concrete pole from uplifting and a construction method thereof. The structure capable of preventing the transmission line concrete pole from uplifting comprises a concrete pole, a fixed ring, a fixed stay wire, tires and hubs. The construction method of the structure capable of preventing the transmission line concrete pole from uplifting comprises steps: 1 a concrete pole pit is excavated on a position which embeds a concrete pole; 2 the tires which are not full of gas are matched with the hubs to mount, and are horizontally arranged on the bottom portion of the concrete pole pit; 3 the fixed ring is sleeved on the concrete pole; 4 the concrete pole is vertically arranged in the concrete pole pit; 5 the fixed stay wire is arranged; and 6 the tires are inflated, and then the concrete pole pit is filled with ackfill and is compressed to enable the tires to be a compressed state, thereby completing construction. The structure capable of preventing the transmission line concrete pole from uplifting and the construction method thereof fundamentally solve the problem that concrete poles are uplifted because soils are frozen in winter and molten in summer in northern area of China, are simple in structure and convenient to construct, low in material cost and short in construction period, and greatly reduce maintenance cost which are required for solving the uplifting problem of concrete poles.
Description
Technical field:
The present invention relates to one and prevents from cement pole pulling out structure and construction method thereof, particularly relates to one and prevents from transmission line cement pole pulling out structure and construction method thereof.
Background technology:
Soil freezing heave is the prerequisite that on transmission line of electricity, cement pole pulls out on occurring with there is certain thickness frozen soil layer.In recent years, the power infrastructures development of China is rapid, the engineering quantity that transmission line of electricity passes through Permafrost Area is increasing, the cement pole brought thus pulls out, the even phenomenon of falling bar that tilts grows in intensity, seriously threatened the safe and stable operation of transmission line of electricity.
At China northeast and western extremely frigid zones, at present still main employing earth up every year reinforcing, the mode of playing bracing wire, righting or backfilling stone in foundation ditch on pull out cement pole and administer, not only engineering quantity is great, and regulation effect is also very limited.Jilin Area adopts scoria displacement backfill and around dregs, builds the mode of circular anti-dam, does not occur cement pole pulls out phenomenon in several years.Qinghai-xizang Plateau Region adopts prestressing force anticorrosion concrete pile tube to penetrate the technical measures of frozen soil upper limit, substantially solves cement pole stable problem.Also have in addition at cement pole lower anchor to apply downward power, to add in water barrier reduction on cement pole surface and pull out resistance and wear methods such as " overshoes " to cement pole ... although above-mentioned various method reduce all to a certain extent or solve cement pole on pull out problem, but by expending the restriction of fund and engineering quantity, cement pole cross sectional shape and regional feature, said method is difficult to large-scale promotion.
Therefore, a kind of not only simple economy is proposed but also the practicable method preventing that cement pole shaft pulls out by place regional impact extremely urgent.
Summary of the invention:
First object of the present invention is to provide one to prevent from transmission line cement pole pulls out structure.
Second object of the present invention is to provide a kind of construction method preventing from transmission line cement pole pulls out structure.
First object of the present invention is implemented by following technical scheme, one prevents from transmission line cement pole pulls out structure, it comprises cement pole, retainer ring, fixing bracing wire, tire and wheel hub, described tire coordinates with described wheel hub to be installed and horizontal positioned, described cement pole is vertically arranged at above described wheel hub, and described cement pole bottom reinforcing bar and described hub contacts position are welded to connect, retainer ring is arranged with above described cement pole, some fixing bracing wires of straining are provided with between described retainer ring and described wheel hub, one end of described fixing bracing wire and the edge conjunction of described wheel hub, the other end is connected with described retainer ring, described retainer ring is positioned at more than ground surface, described cement pole below described retainer ring, described tire and described wheel hub are all embedded in the soil layer on below earth's surface.
Preferably, described retainer ring is metal ring.
Concrete, described soil layer is divided into frozen soil layer and non-frozen soil layer, and the upper strata of described non-frozen soil layer is described frozen soil layer.
Preferably, described tire and described wheel hub be all embedded in described in non-frozen soil layer.
Preferably, some described fixing bracing wires are uniformly distributed.
Preferably, described fixing bracing wire is wire.
Preferably, described tire is junked tire, and described wheel hub is waste and old wheel hub.
Second object of the present invention is implemented by following technical scheme, a kind ofly prevents the construction method of transmission line cement pole pulling out structure, and it comprises the steps:
(1) dig cement pole hole burying cement pole position underground, the described cement pole hole degree of depth is greater than frozen soil layer thickness;
(2) tire of underfill gas is coordinated with wheel hub install and be placed horizontally at the bottom that described cement pole cheats;
(3) sheathed retainer ring on cement pole, and described retainer ring is fixed on described cement pole;
(4) vertically established by described cement pole in described cement pole hole, described cement pole bottom reinforcing bar and described hub contacts position are welded together, now, described retainer ring is above water;
(5) be equidistantly fixed on respectively on the edge of described wheel hub one end of some fixing bracing wires, the other end is equidistantly fixed on described retainer ring respectively, and by described fixing bracing wire tension;
(6) by described tyre inflating, and make gas in described tire be in hypersaturated state, then add flat by described cement pole hole backfill, compacting, makes tire be in pressured state, completes construction.
Preferably, described retainer ring is metal ring, and described fixing bracing wire is wire, and the two ends of described wire are welded to connect with described metal ring and described wheel hub edge respectively.
Preferably, described tire is junked tire, and described wheel hub is waste and old wheel hub.
Operating principle illustrates: the weight of tire and wheel hub increases the total loading of cement pole shaft, adds the compression frost-heave force that above the gravity of sun-dried mud brick above tire and wheel hub and tire and wheel hub, frozen soil layer is downward simultaneously.
(1) when frozen soil layer thickness is less, when the adhesion (freezing plateau resistance) of frozen soil layer and cement pole is not enough to overcome the total loading of shaft, sun-dried mud brick gravity and compress frost-heave force, the inventive method effectively prevent the generation of cement pole pulling out phenomenon.
(2) if frozen soil layer thickness is larger, freezing plateau resistance make cement pole shaft occur a certain amount of on when pulling out, tire pressure reduces, volume expansion increases, and in the vertical direction fills a part because cement pole shaft pulling out the hole of generation, the muddy water do not freezed around preventing to a certain extent, sandstone fall into filling.After thawing to Second Year, freezing plateau resistance reduces or disappears, and cement pole shaft is under self gravitation effect, and fall reposition or close to position, original place, and tire recovers pressured state, effectively reduces the amount of pulling out on cement pole shaft.
The invention has the advantages that: 1, the inventive method only need excavate sun-dried mud brick above wheel hub when constructing, and engineering quantity is little, without the need to extensive construction, greatly reduction of erection time, reducing construction cost; 2, the present invention prevents from transmission line cement pole pulling out structure primary raw material used is junked tire and waste and old wheel hub, with low cost; 3, when frozen soil layer thickness is less, prevent from cement pole shaft pulls out Be very effective; 4, when frozen soil layer thickness is larger, by utilizing the change that pressed volume reduces and release of pressure volume increases of tire, suppressing sand backfill effect, can effectively prevent from cement pole shaft pulls out phenomenon; 5, the present invention fundamentally solves the northern area of China, melt on the cement pole that causes pull out problem because the soil winter freezes the summer, and structure is simple, easy construction, material therefor is with low cost, duration is short, greatly reduces every year for solution cement pole pulling out the maintenance maintenance cost needed for problem; 6, applicability of the present invention is comparatively strong, can promote on a large scale at northern area.
Accompanying drawing illustrates:
Fig. 1 is that one prevents from transmission line cement pole pulls out structural representation.
Cement pole 1, metal ring 2, ground 3 after frost heave, original ground 4, frozen soil layer 5, wire 6, non-frozen soil layer 7, junked tire 8, waste and old wheel hub 9.
Detailed description of the invention:
Embodiment 1: as shown in Figure 1, one prevents from transmission line cement pole pulls out structure, and it comprises cement pole 1, metal ring 2, wire 6, junked tire 8 and waste and old wheel hub 9.Junked tire 8 coordinates with waste and old wheel hub 9 to be installed and horizontal positioned, cement pole 1 is vertically arranged at above waste and old wheel hub 9, and cement pole 1 bottom reinforcing bar and waste and old wheel hub 9 contact site are welded to connect, metal ring 2 is arranged with above cement pole 1, be provided with the some wires strained 6 between metal ring 2 and waste and old wheel hub 9, some wires 6 are uniformly distributed.One end of wire 6 and the edge of waste and old wheel hub 9 are welded to connect, and the other end and metal ring 2 are welded to connect, and metal ring 2 is positioned at more than ground surface, and the cement pole 1 below metal ring 2, junked tire 8 and waste and old wheel hub 9 are all embedded in the soil layer on below earth's surface.Soil layer is divided into frozen soil layer 5 and non-frozen soil layer 7, and the upper strata of non-frozen soil layer 7 is frozen soil layer 5.Junked tire 8 and waste and old wheel hub 9 are all embedded in non-frozen soil layer 7.
After soil body generation frost heave, ground has the rising of certain amplitude, and as shown in Figure 1, after frost heave, ground 3 is higher than original ground 4.
Operating principle illustrates: the weight of junked tire 8 and waste and old wheel hub 9 increases the total loading of cement pole 1 shaft, adds the compression frost-heave force that above the gravity and junked tire 8 and waste and old wheel hub 9 that are caused by sun-dried mud brick above junked tire 8 and waste and old wheel hub 9, frozen soil layer is downward simultaneously.
(1) when frozen soil layer 5 thickness is less, when frozen soil layer 5 is not enough to overcome the total loading of shaft and sun-dried mud brick resistance with the adhesion (freezing plateau resistance) of cement pole 1, the inventive method effectively prevent the generation of cement pole 1 pulling out phenomenon.
(2) if frozen soil layer 5 thickness is larger, freezing plateau resistance make cement pole 1 shaft occur a certain amount of on when pulling out, junked tire 8 pressure reduces, volume expansion increases, and in the vertical direction fills a part because cement pole 1 shaft pulling out the hole of generation, the muddy water do not freezed around preventing to a certain extent, sandstone fall into filling.After thawing to Second Year, freezing plateau resistance reduces or disappears, and cement pole 1 shaft is under self gravitation effect, and fall reposition or close to position, original place, junked tire 8 recovers pressured state, effectively reduces the amount of pulling out on cement pole 1 shaft.
Embodiment 2: embodiment 1 one kinds prevents the construction method of transmission line cement pole pulling out structure, and it comprises the steps:
(1) bury underground cement pole 1 position dig cement pole hole, cement pole hole the degree of depth be greater than frozen soil layer 5 thickness;
(2) junked tire 8 of underfill gas is coordinated with waste and old wheel hub 9 install and be placed horizontally at the bottom that cement pole cheats;
(3) sheathed metal ring 2 on cement pole 1, and metal ring 2 is fixed on cement pole 1;
(4) vertically established by cement pole 1 in cement pole hole, cement pole 1 bottom reinforcing bar and waste and old wheel hub 9 contact site are welded together, now, metal ring 2 is above water;
(5) be equidistantly fixed on respectively one end of some wires 6 on the edge of waste and old wheel hub 9, the other end is equidistantly fixed on metal ring 2 respectively, and is strained by wire 6;
(6) junked tire 8 is inflated, and make gas in junked tire 8 be in hypersaturated state, then cement pole hole backfill is added flat, compacting, make junked tire 8 be in pressured state, complete construction.
Claims (10)
1. one kind prevents from transmission line cement pole pulls out structure, it is characterized in that, it comprises cement pole, retainer ring, fixing bracing wire, tire and wheel hub, described tire coordinates with described wheel hub to be installed and horizontal positioned, described cement pole is vertically arranged at above described wheel hub, and described cement pole bottom reinforcing bar and described hub contacts position are welded to connect, retainer ring is arranged with above described cement pole, some fixing bracing wires of straining are provided with between described retainer ring and described wheel hub, one end of described fixing bracing wire and the edge conjunction of described wheel hub, the other end is connected with described retainer ring, described retainer ring is positioned at more than ground surface, described cement pole below described retainer ring, described tire and described wheel hub are all embedded in the soil layer on below earth's surface.
2. one according to claim 1 prevents from transmission line cement pole pulls out structure, it is characterized in that, described retainer ring is metal ring.
3. one according to claim 1 prevents from transmission line cement pole pulls out structure, it is characterized in that, described soil layer is divided into frozen soil layer and non-frozen soil layer, and the upper strata of described non-frozen soil layer is described frozen soil layer.
4. one according to claim 3 prevents from transmission line cement pole pulls out structure, it is characterized in that, non-frozen soil layer described in described tire and described wheel hub are all embedded in.
5. one according to claim 1 prevents from transmission line cement pole pulls out structure, it is characterized in that, some described fixing bracing wires are uniformly distributed.
6. one according to claim 5 prevents from transmission line cement pole pulls out structure, it is characterized in that, described fixing bracing wire is wire.
7. the one according to claim 1-6 any one prevents from transmission line cement pole pulls out structure, it is characterized in that, described tire is junked tire, and described wheel hub is waste and old wheel hub.
8. prevent a construction method of transmission line cement pole pulling out structure, it is characterized in that, it comprises the steps:
(1) dig cement pole hole burying cement pole position underground, the described cement pole hole degree of depth is greater than frozen soil layer thickness;
(2) tire of underfill gas is coordinated with wheel hub install and be placed horizontally at the bottom that described cement pole cheats;
(3) sheathed retainer ring on cement pole, and described retainer ring is fixed on described cement pole;
(4) vertically established by described cement pole in described cement pole hole, described cement pole bottom reinforcing bar and described hub contacts position are welded together, now, described retainer ring is above water;
(5) be equidistantly fixed on respectively on the edge of described wheel hub one end of some fixing bracing wires, the other end is equidistantly fixed on described retainer ring respectively, and by described fixing bracing wire tension;
(6) by described tyre inflating, and make gas in described tire be in hypersaturated state, then add flat by described cement pole hole backfill, compacting, makes tire be in pressured state, completes construction.
9. according to claim 8ly a kind ofly prevent the construction method of transmission line cement pole pulling out structure, it is characterized in that, described retainer ring is metal ring, and described fixing bracing wire is wire, and the two ends of described wire are welded to connect with described metal ring and described wheel hub edge respectively.
10. according to claim 8 or claim 9 a kind of prevents the construction method of transmission line cement pole pulling out structure, and it is characterized in that, described tire is junked tire, and described wheel hub is waste and old wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510432092.5A CN105041036B (en) | 2015-07-22 | 2015-07-22 | One kind prevents from pulling out structure and its construction method on transmission line cement pole |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510432092.5A CN105041036B (en) | 2015-07-22 | 2015-07-22 | One kind prevents from pulling out structure and its construction method on transmission line cement pole |
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| CN105041036A true CN105041036A (en) | 2015-11-11 |
| CN105041036B CN105041036B (en) | 2018-01-30 |
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| CN201510432092.5A Active CN105041036B (en) | 2015-07-22 | 2015-07-22 | One kind prevents from pulling out structure and its construction method on transmission line cement pole |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590320A (en) * | 2018-04-28 | 2018-09-28 | 国网黑龙江省电力有限公司齐齐哈尔供电公司 | A kind of electric pole reinforcement means of north Humid Area |
| CN108589760A (en) * | 2018-05-17 | 2018-09-28 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of structure pulled out on anti-transmission pole with reset function |
| CN112709485A (en) * | 2020-12-23 | 2021-04-27 | 邵福群 | Telegraph pole structure for preventing uplift in high-latitude area |
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| US20040131423A1 (en) * | 2000-02-10 | 2004-07-08 | Ianniello Peter J. | High-flow void-maintaining membrane laminates, grids and methods |
| US20050249556A1 (en) * | 2004-05-10 | 2005-11-10 | Robert Colbert | Device for preventing dock piling or structure piling uplift |
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| CN204899393U (en) * | 2015-07-22 | 2015-12-23 | 国家电网公司 | Prevent transmission line cement pole up -pull structure |
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2015
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20040131423A1 (en) * | 2000-02-10 | 2004-07-08 | Ianniello Peter J. | High-flow void-maintaining membrane laminates, grids and methods |
| US20050249556A1 (en) * | 2004-05-10 | 2005-11-10 | Robert Colbert | Device for preventing dock piling or structure piling uplift |
| CN201284484Y (en) * | 2008-08-29 | 2009-08-05 | 徐林波 | Spoke wheeled pre-stress combined base of mast type mechanical equipment |
| CN102304926A (en) * | 2011-07-07 | 2012-01-04 | 新疆电力公司哈密电业局 | Method for fixing telegraph pole on wetland |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108590320A (en) * | 2018-04-28 | 2018-09-28 | 国网黑龙江省电力有限公司齐齐哈尔供电公司 | A kind of electric pole reinforcement means of north Humid Area |
| CN108589760A (en) * | 2018-05-17 | 2018-09-28 | 国网内蒙古东部电力有限公司电力科学研究院 | A kind of structure pulled out on anti-transmission pole with reset function |
| CN112709485A (en) * | 2020-12-23 | 2021-04-27 | 邵福群 | Telegraph pole structure for preventing uplift in high-latitude area |
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| Publication number | Publication date |
|---|---|
| CN105041036B (en) | 2018-01-30 |
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