CN101487355B - Telegraph pole and its mounting and fixing method - Google Patents
Telegraph pole and its mounting and fixing method Download PDFInfo
- Publication number
- CN101487355B CN101487355B CN2009101032297A CN200910103229A CN101487355B CN 101487355 B CN101487355 B CN 101487355B CN 2009101032297 A CN2009101032297 A CN 2009101032297A CN 200910103229 A CN200910103229 A CN 200910103229A CN 101487355 B CN101487355 B CN 101487355B
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- electric pole
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- telegraph pole
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 18
- 238000009434 installation Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 abstract description 9
- 239000010959 steel Substances 0.000 abstract description 9
- 238000011065 in-situ storage Methods 0.000 abstract description 6
- 230000005484 gravity Effects 0.000 abstract description 3
- 239000002689 soil Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000002968 anti-fracture Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000000396 iron Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The invention discloses a telegraph pole and an installing and fixing method thereof. The lower end of the telegraph pole is provided with through holes which cross through the telegraph pole body; the installing and fixing method comprises the following steps: a pre-buried pit is dug at the installing position of the telegraph pole, a steel bar is penetrated into the through holes at the lower end of the telegraph pole, the two ends of the steel bar are arranged outside the telegraph pole which is upright in the pre-buried pit, and a pouring frame with the shape being adapted to that of the pre-buried pit is constructed outside the two ends of the steel bar; and pouring is carried out in the pouring frame by using concrete, thus forming a base seat which is integrated with the telegraph pole. At least two pairs of through holes at the lower end of the telegraph pole are distributed uniformly and alternately; the cross section of the pre-buried pit is a regular quadrangle; the pouringframe is in the shape of a regular quadrangle frustum with small top and big bottom, and the pouring frame consists of hollow-out net boards. As the cast-in-situ base seat which forms into one firm body with the telegraph pole is added, and the surface is unsmooth, the force bearing area of the telegraph pole is increased, the gravity center is reduced, the anti-inclination and anti-toppling capacity of the telegraph pole is increased, and the telegraph pole is safe and reliable.
Description
Technical field the present invention relates to a kind of product and mounting method thereof of electric power facility, particularly a kind of electric pole and installing and fixing method thereof.
No matter the electric pole that background technology installs electric wiring at present is the electric pole that concrete wire pole or other material are made, and mostly is to be truncated cone from top to bottom, this truncated cone electric pole that is from top to bottom.Usually the mounting method on its ground is, digs a foundation ditch in the installation site, after in the upright hole of electric pole, is fixed with the method for slabstone, soil backfill.Electric pole poor stability consequently, be subjected to external force, as the pulling force of electric wire, or under the very big situation of wind-force, no matter external force or wind-force come from any direction, electric pole is easily run-off the straight all, when serious even cause that electric pole fractures, topples over, and breaks electric wire, cause power failure and the cable phenomenon of contacting to earth, near people and other life entities are constituted greatly threaten, even lead to major accident, people's life and property caused irremediable loss.The Chinese patent publication number is CN1438101, open day is on August 27th, 2003, invention and created name is " concrete wire, electric pole strengthening part assembly fixture and add strong method ", discloses a kind of hollow electric pole that can be used for and add strong method in this application case.Its weak point is, only the cavity of electric pole is strengthened, and its anti-ability of fractureing improves, but its anti-ability of toppling over does not have remarkable improvement.The Chinese patent publication number is CN101343878, open day is on January 14th, 2009, invention and created name is " being used in the C type electric pole lower support element with bossing in the electric pole construction ", discloses a kind of electric pole that can be used in this application case the C type electric pole lower support element with bossing that supports usefulness is installed.Its weak point is that though electric pole has been played certain reinforcement effect, owing to be subjected to structural limitations, its Area of bearing is little, the anti-ability DeGrain of toppling over, fracture.
Summary of the invention purpose of the present invention is exactly at the deficiency of existing electric pole aspect stable, provide a kind of can effectively prevent electric pole produce or topple over, safe and reliable electric pole product and installing and fixing method thereof.
For achieving the above object, the present invention adopts following technical scheme:
A kind of electric pole, comprise the electric pole body, the electric pole body is truncated cone from top to bottom, has cavity in the electric pole body, it is characterized in that: the lower end at the electric pole body is provided with through hole, through hole laterally runs through the body of electric pole, and its through hole can be that the electric pole body is reserved when making, and also can newly do on existing electric pole.
The installing and fixing method of said wires bar is characterized in that:
I, dig pre-buried hole in the installation site of electric pole body, the minimum inscribed circle diameter in pre-buried hole is greater than the diameter of electric pole body bottom;
II, rod iron is penetrated in the through hole of electric pole body lower end, make the two ends of rod iron place the outside of electric pole body, outside the two ends of rod iron, make up with pre-buried hole shape adapts and build frame, make and build the periphery that frame is enclosed within electric pole bottom and rod iron two ends, again the electric pole body is stood upright in the pre-buried hole;
Or:
Rod iron is penetrated in the through hole of electric pole body lower end, make the two ends of rod iron place the outside of electric pole body, the electric pole body is stood upright in the pre-buried hole, in pre-buried hole, make up again with pre-buried hole shape adapts and build frame, make and build the periphery that frame is enclosed within electric pole bottom and rod iron two ends;
III, in building frame, build, make the concrete of building in the frame and integral body of following formation of electric pole body, form the base of electric pole body with concrete;
Tamp to Horizon in IV, the pre-buried hole of usefulness earthen backfill.
Owing to adopted technique scheme, made common bar electric pole body become a kind of a kind of new electric pole that firm base is arranged; New electric pole is compared with the origin wire bar, and its center of gravity reduces, and lifting surface area increases, and stability obviously improves, and prevents toppling over anti-fracture ability and external force resistance jolt capacity thereby improved it; Simultaneously, because electric pole stability obviously improves, can cancel the steel wire oblique rope of electric pole, thereby reduce the installation cost of oblique rope, as the steel wire tow line purchase commodity, soil damages, installation labour cost etc. have also effectively avoided the people to hit the unexpected injury that electric pole steel wire oblique rope causes simultaneously, and be safe and reliable.
Preferably, the through hole of described electric pole body lower end is at least two pairs that interlock uniform, is equipped with rod iron in every pair of through hole; Promptly, circumferentially uniform along the axial dislocation of electric pole body, with adhesion that increases electric pole body and base and the external force of resisting from either direction, further improved the stability of new electric pole.
Preferably, the pre-buried hole cross section of the installing and fixing method of described electric pole is a square, can guarantee effectively to be stoped from from all directions external force, guarantee the stability of electric pole, simultaneously, also be convenient to excavate the operation construction in pre-buried hole and save the concrete consumption as far as possible, to reduce installation cost.
Preferably, the degree of depth in described pre-buried hole is 1/12～1/5 of an electric pole body length, further to guarantee stability and to guarantee effective utilization of electric pole length.
Preferably, the installing and fixing method of described electric pole build the up-small and down-big positive four limit taper types of being shaped as of frame, to increase lifting surface area and further to reduce the center of gravity of electric pole, simultaneously, fall trumpet-shaped backfill, improved the stability of electric pole again; The corresponding concrete consumption that also reduces has further reduced installation cost.
Preferably, the described frame of building is made of blank web plate; Cement mortar from the concrete that the hole of web plate seam flows out forms scraggly base-plates surface, strengthens the adhesion with reclaimed soil, further improves the stability of electric pole.
Further preferred, described material of building frame is a kind of in metal material, timber, the plastics, with the installation requirement of the electric pole that adapts to different size, different purposes.
Further preferred, described material is a metal material, is beneficial to build the fixing and shape standard of frame, to improve operability and to reduce management difficulty.
The beneficial effect of a kind of electric pole of the present invention and installing and fixing method thereof is, owing to increased the cast-in-situ base that forms firm one with the electric pole body when installing and fixing, and the surface is rough and uneven in surface, can prevent effectively that electric pole from produce or topple over, can cancel the steel wire oblique rope of electric pole, reduce installation cost, effectively avoided the people to hit the unexpected injury that electric pole steel wire oblique rope causes, safe and reliable.
Description of drawings Fig. 1 is the structural representation of electric pole of the present invention;
Fig. 2 is the schematic diagram that concerns in cast-in-situ base that the present invention forms and pre-buried hole;
Fig. 3 is the cast-in-situ base A-A sectional view that constitutes one among Fig. 2 with electric pole;
Fig. 4 is that the present invention forms the cast-in-situ base vertical view;
Fig. 5 is that the present invention forms cast-in-situ base profile schematic diagram.
The specific embodiment
The present invention is further illustrated below in conjunction with accompanying drawing, but therefore do not limit the present invention among the described scope of embodiments:
Referring to Fig. 1, a kind of electric pole comprises electric pole body 1, electric pole body 1 is truncated cone from top to bottom, have cavity 13 in the electric pole body 1, it is characterized in that: be provided with through hole 11 in the bottom of electric pole body 1, through hole 11 laterally runs through electric pole body 1.
The installing and fixing method of said wires bar may further comprise the steps:
In the present embodiment, adopting electric pole body 1 is the electric pole of steel concrete, length 12m, outside diameter 35cm; Referring to Fig. 2, Fig. 3, Fig. 4, Fig. 5;
I, beat two through hole 11 diameters in the lower end of electric pole body 1 and run through electric pole body 1, bore dia 3cm, first is apart from large end face position 20cm, and second hole and first hole be along electric pole axial distance 50cm, and vertical with first axially bored line;
II, dig inscribe diameter of a circle 55cm square hole 2 in the installation site of electric pole, square is cheated 2 degree of depth 150-300cm;
III, with diameter 2.5cm, two rod irons (or screw thread rod iron) of length 45-65cm penetrate respectively in two through holes 11 of electric pole body 1 lower end, make the two ends of rod iron 3 place the outside of electric pole 1 substantially symmetrically, electric pole 1 is stood upright in the square hole 2, the center of electric pole 1 roughly overlaps with the center in square hole 2 again;
IV, in square hole 2, put into the blank trapezoidal web plate of 4 thickness 4mm, and make up-small and down-big positive four limit taper types of its formation build frame, its gradient is 1: 10, with iron wire will be in twos adjacent web plate at seamed edge place bolt admittedly together, make and build frame and have sufficient intensity, so that carry out concreting; Concreting in building frame makes integral body of following formation of concrete and electric pole body 1, forms the base 12 of electric pole 1.
After concrete setting, the soil backfilling compaction is carried out in square hole 2, make base 12 be embedded in underground.
Formed base 12 is the square frustum, and cement mortar and tiny stone mixture from blank plate spills in the air make the side surface of base form scraggly surface.
Claims (9)
1. electric pole, comprise electric pole body (1), electric pole body (1) is truncated cone from top to bottom, has cavity (13) in the electric pole body (1), it is characterized in that: be provided with through hole (11) in the bottom of electric pole body (1), through hole (11) laterally runs through electric pole body (1).
2. electric pole according to claim 1 is characterized in that: the through hole (11) of described electric pole body (1) lower end is at least two pairs that interlock uniform, is equipped with rod iron (3) in every pair of through hole (11).
3. the installing and fixing method of the described electric pole of claim 1 is characterized in that may further comprise the steps:
I, dig pre-buried hole (2) in the installation site of electric pole, the minimum inscribed circle diameter of pre-buried hole (2) is greater than the diameter of electric pole body (1) bottom;
II, rod iron (3) is penetrated in the through hole (11) of electric pole body (1) lower end, make the two ends of rod iron (3) place the outside of electric pole body (1), outside the two ends of rod iron (3), make up with pre-buried hole (2) shape adapts and build frame (4), make and build the periphery that frame (4) is enclosed within electric pole (1) bottom and rod iron (3) two ends, again electric pole body (1) is stood upright in the pre-buried hole (2);
Or:
Rod iron (3) is penetrated in the through hole (11) of electric pole body (1) lower end, make the two ends of rod iron (3) place the outside of electric pole body (1), electric pole body (1) is stood upright in the pre-buried hole (2), in pre-buried hole (2), make up again with pre-buried hole (2) shape adapts and build frame (4), make and build the periphery that frame (4) is enclosed within electric pole (1) bottom and rod iron two ends (3);
III, in building frame (4), build, make the concrete of building in the frame (4) and integral body of following formation of electric pole body (1), form the base (12) of electric pole body (1) with concrete;
Tamp to Horizon in IV, the usefulness pre-buried hole of earthen backfill (2).
4. according to the installing and fixing method of the described electric pole of claim 3, it is characterized in that: the cross section in described pre-buried hole (2) is a square.
5. according to the installing and fixing method of the described electric pole of claim 3, it is characterized in that: the degree of depth in described pre-buried hole (2) is 1/12～1/5 of an electric pole length.
6. according to the installing and fixing method of the described electric pole of claim 3, it is characterized in that: the described up-small and down-big positive four limit taper types that are shaped as of building frame (4) structure.
7. according to the installing and fixing method of the described electric pole of claim 3, it is characterized in that: the described frame (4) of building is made of blank web plate.
8. according to the installing and fixing method of the described electric pole of claim 3, it is characterized in that: described material of building frame (4) is a kind of in metal material, timber, the plastics.
9. the installing and fixing method of described electric pole according to Claim 8, it is characterized in that: described material of building frame (4) is a metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101032297A CN101487355B (en) | 2009-02-23 | 2009-02-23 | Telegraph pole and its mounting and fixing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101032297A CN101487355B (en) | 2009-02-23 | 2009-02-23 | Telegraph pole and its mounting and fixing method |
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| Publication Number | Publication Date |
|---|---|
| CN101487355A CN101487355A (en) | 2009-07-22 |
| CN101487355B true CN101487355B (en) | 2010-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101032297A Expired - Fee Related CN101487355B (en) | 2009-02-23 | 2009-02-23 | Telegraph pole and its mounting and fixing method |
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| CN (1) | CN101487355B (en) |
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| CN102820627A (en) * | 2012-01-18 | 2012-12-12 | 河南省电力公司漯河供电公司 | Method for removing pole island hidden danger |
| CN102979342A (en) * | 2012-11-15 | 2013-03-20 | 浙江永达电力实业股份有限公司 | Electric pole |
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| CN104713780A (en) * | 2015-03-22 | 2015-06-17 | 张锐 | Improvement device for mechanical test bench of concrete pole |
| CN105064428B (en) * | 2015-07-21 | 2017-05-03 | 上海建工七建集团有限公司 | Foundation reinforcement and protection method for telegraph pole near deep foundation pit |
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| CN107143194A (en) * | 2017-04-30 | 2017-09-08 | 陶云霞 | A kind of UHV transmission electric pole installing and fixing method |
| CN108894495B (en) * | 2018-07-03 | 2020-04-24 | 镇江市高等专科学校 | Method for building ground stable base of wire pole |
| CN108775193B (en) * | 2018-07-03 | 2024-03-26 | 镇江市高等专科学校 | Ground stabilization base is built to line pole |
| CN110043105B (en) * | 2019-04-28 | 2024-01-30 | 国网山东省电力公司禹城市供电公司 | 10kV line pole card tray |
| CN110136567A (en) * | 2019-05-24 | 2019-08-16 | 国网河南省电力公司平顶山供电公司 | A reinforcement structure for anti-fall marking pile base |
| CN111980469B (en) * | 2020-09-09 | 2024-05-07 | 安吉鼎兴水泥制品有限公司 | Telegraph pole convenient to install |
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| CN114150723B (en) * | 2021-10-20 | 2023-01-17 | 中铁十六局集团电气化工程有限公司 | Rod pit backfilling device for electric power engineering |
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2009
- 2009-02-23 CN CN2009101032297A patent/CN101487355B/en not_active Expired - Fee Related
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| CN101487355A (en) | 2009-07-22 |
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Granted publication date: 20100728 Termination date: 20120223 |