CN104594375A - Rock ground foundation overhead power line pole tower and guy cable novel foundation and construction technology - Google Patents
Rock ground foundation overhead power line pole tower and guy cable novel foundation and construction technology Download PDFInfo
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- CN104594375A CN104594375A CN201510030873.1A CN201510030873A CN104594375A CN 104594375 A CN104594375 A CN 104594375A CN 201510030873 A CN201510030873 A CN 201510030873A CN 104594375 A CN104594375 A CN 104594375A
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- foundation
- bracing wire
- rock
- guy cable
- forming
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to a rock ground foundation overhead power line pole tower and guy cable novel foundation and a construction technology. The rock ground foundation overhead power line pole tower and guy cable novel foundation comprises a pole tower forming hole embedding type foundation and a guy cable anchor bolt foundation, wherein the pole tower forming hole embedding type foundation consists of a rock forming hole and a post-grouting concrete or grouting material; the guy cable anchor bolt foundation consists of a guy cable drilling hole, a guy cable anchor bolt and an anchor bolt pouring slurry, and an anchor bolt expansion head is arranged at the bottom part of the guy cable anchor bolt. The rock ground foundation overhead power line pole tower and guy cable novel foundation has the advantages that in the guy cable anchor bolt foundation, an angle formed between the guy cable anchor bolt and the horizontal plane is uniform with the guy cable; the upper part of the guy cable anchor bolt is directly connected with the guy cable, and the anchor bolt expansion head is arranged at the bottom part of the guy cable anchor bolt to increase the anchoring force; the guy cable anchor bolt directly utilizes a rock foundation to resist the pulling force transferred by the guy cable; the stress is clear, the structure efficiency is high, and the construction is convenient and rapid; by using the pole tower forming hole embedding type foundation and the guy cable anchor bolt foundation, the number of concrete precast parts, such as foundation bottom discs, chucks and guy cable plates, can be reduced; the rock cooperates with the foundation to suffer force, and the foundation size and the embedding depth are greatly reduced, moreover the workload of excavation and backfilling compacting is reduced, so the construction difficulty is decreased, the construction efficiency is improved, and the damage to environments caused by construction is reduced.
Description
Technical field
The invention belongs to rock foundation, overhead power transmission line line pole tower and guyed foundation technical field of structures, be specifically related to a kind of rock foundation overhead power transmission line line pole tower and bracing wire novel foundation and construction technology.
Background technology
Overhead power transmission line line pole tower is primarily of shaft tower 1 and the composition such as pole and tower foundation 2, pole wire 3 and guyed foundation 4, wire 5, lightning conducter 6, insulator 7, gold utensil 8.
Traditional rod tower foundation is made up of chassis 9, chuck 10 etc., and chassis is played and born vertical load, prevent the effect of sinking, chuck from playing the passive earth pressure improving shaft tower backfill 11, the effect of stablizing shaft tower 1.Pole wire plays the effect of stable shaft tower, equalizing contactor tension force, and conventional pull wires basis is made up of strain plate 12, stay rod 13, and bracing wire backfill 14 is covered on strain plate, the pulling force making stay rod can bear pole wire 3 to transmit.
Tradition shaft tower and guyed foundation be applied to general hard soil foundation or rate of decay more seriously, comparatively fragmented rock ground, there is reasonable stress, the feature such as convenient of constructing, but the good rock foundation of, integrality lower for rate of decay, traditional infrastructure is adopted to there is the shortcomings such as excavation of foundation pit difficulty is large, efficiency of construction is low, less economical, according to Blasting Excavation, then can do a lot of damage to the ecological environment at project scene, also cannot utilize the comparatively high-bearing capacity of rock foundation simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of rock foundation overhead power transmission line line pole tower and bracing wire novel foundation and construction technology.
The rock foundation overhead power transmission line line pole tower that the present invention proposes and bracing wire novel foundation, comprise shaft tower 1, the embedded basis of shaft tower pore-forming and bracing wire anchor rod foundation, described shaft tower 1 top is provided with lightning conducter 6 and insulator 7, the described embedded basis of shaft tower pore-forming and bracing wire anchor rod foundation insert in ground, the embedded basis of shaft tower pore-forming is made up of rock pore-forming 15 and rear filling concrete or grouting material 16, bracing wire anchor rod foundation holes 18 by bracing wire, bracing wire anchor pole 19 and anchor pole grouting 20 composition, shaft tower 1 top is connected with bracing wire anchor rod foundation by pole wire 3, wherein: be inserted into bottom described shaft tower 1 in rock pore-forming 15, concrete or grouting material 16 is filled with after filling with rock pore-forming 15 gap location bottom described shaft tower 1, described bracing wire anchor pole 19 and horizontal plane angulation and pole wire 3 consistent with horizontal plane angulation, bracing wire anchor pole 19 one end connects pole wire 3, and the other end inserts bracing wire and holes in 18, bracing wire anchor pole 19 and bracing wire 18 gap locations of holing are filled anchor pole and are in the milk 20.
In the present invention, bottom described bracing wire anchor pole 19, anchor pole enlarged footing 21 is set.
In the present invention, the rock pore-forming 15 on the embedded basis of shaft tower pore-forming bores several uniform apertures 17 by down-the-hole drill at foundation surface, then adopts the rock in quartering hammer or manual type lashing pore-forming 15 scope, obtains rock pore-forming 15.
The construction technology of the rock foundation overhead power transmission line line pole tower that the present invention proposes and bracing wire novel foundation, concrete steps are as follows:
(1) the embedded basis of shaft tower pore-forming
A. construction aperture 17, with the rock in quartering hammer or manual type lashing pore-forming 15 scope;
B. in rock pore-forming 15, shaft tower 1 is put into;
C. concrete or grouting material 16 is filled with after building between rock pore-forming 15 and shaft tower 1;
(2) bracing wire anchor rod foundation
A. place earthing is removed, construction bracing wire boring 18;
B. skyhook enlarged footing 21 bottom bracing wire anchor pole 19, and bracing wire anchor pole 19 is positioned over bracing wire and holes 18 centers, construction anchor pole grouting 20.
Beneficial effect of the present invention is:
1. the embedded basis of shaft tower pore-forming does not need heavy excavation, do not destroy the good rock foundation of shaft tower periphery globality, build concrete or the grouting material of higher-strength between shaft tower and rock, make full use of the deadweight of not destroyed rock foundation support shaft tower, stablize shaft tower.
2. bracing wire anchor rod foundation directly utilizes rock foundation to resist the pull out force that transmits of bracing wire, stressed clear and definite, structure efficiency is high, construct convenient.
3. the use of the embedded basis of shaft tower pore-forming, bracing wire anchor rod foundation, can reduce the concrete precast elements such as basic chassis, chuck, strain plate; Make full use of rock mass and work in coordination with basic stress, significantly reduce key dimension and buried depth, reduce the workload of excavation and backfill compacting, reduce difficulty of construction, improve efficiency of construction, reduce the destruction of Construction on Environment.
Accompanying drawing explanation
Fig. 1 is traditional shaft tower, bracing wire and foundation main view thereof.
Fig. 2 is traditional rod tower foundation lateral view.
Fig. 3 is conventional pull wires basis lateral view.
Fig. 4 is shaft tower of the present invention, bracing wire and foundation main view thereof.
Fig. 5 is the embedded basic lateral view of shaft tower pore-forming of the present invention.
Fig. 6 is shaft tower rock pore-forming top view of the present invention.
Fig. 7 is bracing wire anchor rod foundation lateral view of the present invention.
Number in the figure: 1 be shaft tower, 2 be pole and tower foundation, 3 be pole wire, 4 be guyed foundation, 5 be wire, 6 be lightning conducter, 7 be insulator, 8 be gold utensil, 9 be chassis, 10 be chuck, 11 be shaft tower backfill, 12 be strain plate, 13 be stay rod, 14 be bracing wire backfill, 15 be rock pore-forming, 16 be rear filling concrete or grouting material, 17 be aperture, 18 be bracing wire anchor pole, 20 be in the milk, 21 be anchor pole enlarged footing for anchor pole for bracing wire boring, 19.
Detailed description of the invention
The present invention is further illustrated by reference to the accompanying drawings below by embodiment.
Embodiment 1:
Rock foundation overhead power transmission line line pole tower of the present invention and bracing wire novel foundation and construction technology comprise the embedded basis of shaft tower pore-forming, bracing wire anchor rod foundation.The embedded basis of shaft tower pore-forming is made up of rock pore-forming 15, rear filling concrete or grouting material 16.Bracing wire anchor rod foundation is made up of bracing wire boring 18, bracing wire anchor pole 19, anchor pole grouting 20, arranges anchor pole enlarged footing 21 bottom described bracing wire anchor pole 19.
In the present invention, then the rock pore-forming 15 on the embedded basis of shaft tower pore-forming first with the aperture 17 that down-the-hole drill becomes several uniform, can adopt the rock in quartering hammer or manual type lashing pore-forming 15 scope.The present invention does not need heavy excavation, does not destroy the good rock foundation of shaft tower periphery globality, builds concrete or the grouting material of higher-strength between shaft tower and rock, makes full use of the deadweight of not destroyed rock foundation support shaft tower, stablizes shaft tower.
In the present invention, the bracing wire anchor pole 19 of bracing wire anchor rod foundation is consistent with horizontal plane angulation and bracing wire 3, and bracing wire anchor pole 19 top is directly connected with bracing wire 3, arranges anchor pole enlarged footing 21 to increase its anchored force bottom bracing wire anchor pole 19.Bracing wire anchor pole 19 directly utilizes rock foundation to resist the pull out force that transmits of bracing wire, stressed clear and definite, structure efficiency is high, construct convenient.Construction technology is as follows:
(1) the embedded basis of shaft tower pore-forming
A. construction aperture 17, with the rock in quartering hammer or manual type lashing pore-forming 15 scope;
B. in rock pore-forming 15, shaft tower 1 is put into;
C. concrete or grouting material 16 is filled with after building between rock pore-forming 15 and shaft tower 1;
(2) bracing wire anchor rod foundation
A. place earthing is removed, construction bracing wire boring 18;
B. skyhook enlarged footing 21 bottom bracing wire anchor pole 19, and bracing wire anchor pole 19 is positioned over bracing wire and holes 18 centers, construction anchor pole grouting 20.
Claims (4)
1. a rock foundation overhead power transmission line line pole tower and bracing wire novel foundation, comprise shaft tower (1), the embedded basis of shaft tower pore-forming and bracing wire anchor rod foundation, described shaft tower (1) top is provided with lightning conducter (6) and insulator (7), the described embedded basis of shaft tower pore-forming and bracing wire anchor rod foundation insert in ground, the embedded basis of shaft tower pore-forming is made up of rock pore-forming (15) and rear filling concrete or grouting material (16), bracing wire anchor rod foundation holes (18) by bracing wire, bracing wire anchor pole (19) and anchor pole grouting (20) composition, shaft tower (1) top is connected with bracing wire anchor rod foundation by pole wire (3), wherein: described shaft tower (1) bottom is inserted in rock pore-forming (15), concrete or grouting material (16) are filled with after filling with rock pore-forming (15) gap location in described shaft tower (1) bottom, described bracing wire anchor pole (19) and horizontal plane angulation and pole wire (3) consistent with horizontal plane angulation, bracing wire anchor pole (19) one end connects pole wire (3), and the other end inserts bracing wire and holes in (18), bracing wire anchor pole (19) and bracing wire (18) gap location of holing is filled anchor pole and is in the milk (20).
2. rock foundation overhead power transmission line line pole tower according to claim 1 and bracing wire novel foundation, is characterized in that described bracing wire anchor pole (19) bottom arranges anchor pole enlarged footing (21).
3. rock foundation overhead power transmission line line pole tower according to claim 1 and bracing wire novel foundation, it is characterized in that the rock pore-forming (15) on the embedded basis of shaft tower pore-forming bores several uniform apertures (17) by down-the-hole drill at foundation surface, then adopt the rock in quartering hammer or manual type lashing pore-forming (15) scope, obtain rock pore-forming (15).
4. a construction technology for rock foundation overhead power transmission line line pole tower as claimed in claim 1 and bracing wire novel foundation, is characterized in that concrete steps are as follows:
(1) the embedded basis of shaft tower pore-forming
Construction aperture (17), with the rock in quartering hammer or manual type lashing pore-forming (15) scope;
Shaft tower (1) is put in rock pore-forming (15);
Rear filling concrete or grouting material (16) is built between rock pore-forming (15) and shaft tower (1);
(2) bracing wire anchor rod foundation
Remove place earthing, construction bracing wire boring (18);
At bracing wire anchor pole (19) bottom skyhook enlarged footing (21), and bracing wire anchor pole (19) is positioned over bracing wire boring (18) center, construction anchor pole grouting (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510030873.1A CN104594375B (en) | 2015-01-22 | 2015-01-22 | A kind of rock foundation overhead power transmission line line pole tower and guyed foundation and construction technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510030873.1A CN104594375B (en) | 2015-01-22 | 2015-01-22 | A kind of rock foundation overhead power transmission line line pole tower and guyed foundation and construction technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104594375A true CN104594375A (en) | 2015-05-06 |
| CN104594375B CN104594375B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510030873.1A Active CN104594375B (en) | 2015-01-22 | 2015-01-22 | A kind of rock foundation overhead power transmission line line pole tower and guyed foundation and construction technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906825A (en) * | 2017-03-06 | 2017-06-30 | 河南和德新能源有限公司 | It is suitable to the anchor pole guyed foundation of rock foundation and its construction method |
| CN110805060A (en) * | 2019-11-13 | 2020-02-18 | 山东建筑大学 | Base structure for stay wire of stay wire tower and stay wire fixing method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031790A (en) * | 2009-09-25 | 2011-04-27 | 山东电力集团公司日照供电公司 | Construction process for rock enlarged toe anchor pile foundation of overhead power transmission line |
| CN202247931U (en) * | 2011-06-30 | 2012-05-30 | 河南省电力公司安阳供电公司 | Power tower base |
| CN203373743U (en) * | 2013-08-02 | 2014-01-01 | 山东电力工程咨询院有限公司 | Reinforcing anchor rod for transmission tower foundation |
| US20140115977A1 (en) * | 2012-10-26 | 2014-05-01 | Emi Products, Inc. | Tower structure |
| CN204676581U (en) * | 2015-01-22 | 2015-09-30 | 朱大宇 | A kind of rock foundation overhead power transmission line line pole tower and bracing wire novel foundation |
-
2015
- 2015-01-22 CN CN201510030873.1A patent/CN104594375B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031790A (en) * | 2009-09-25 | 2011-04-27 | 山东电力集团公司日照供电公司 | Construction process for rock enlarged toe anchor pile foundation of overhead power transmission line |
| CN202247931U (en) * | 2011-06-30 | 2012-05-30 | 河南省电力公司安阳供电公司 | Power tower base |
| US20140115977A1 (en) * | 2012-10-26 | 2014-05-01 | Emi Products, Inc. | Tower structure |
| CN203373743U (en) * | 2013-08-02 | 2014-01-01 | 山东电力工程咨询院有限公司 | Reinforcing anchor rod for transmission tower foundation |
| CN204676581U (en) * | 2015-01-22 | 2015-09-30 | 朱大宇 | A kind of rock foundation overhead power transmission line line pole tower and bracing wire novel foundation |
Non-Patent Citations (1)
| Title |
|---|
| 于春颖: "浅谈流沙地带的10KV杆塔基础施工方法", 《价值工程》, no. 7, 10 March 2010 (2010-03-10), pages 113 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106906825A (en) * | 2017-03-06 | 2017-06-30 | 河南和德新能源有限公司 | It is suitable to the anchor pole guyed foundation of rock foundation and its construction method |
| CN110805060A (en) * | 2019-11-13 | 2020-02-18 | 山东建筑大学 | Base structure for stay wire of stay wire tower and stay wire fixing method |
| CN110805060B (en) * | 2019-11-13 | 2022-02-08 | 山东建筑大学 | Base structure for stay wire of stay wire tower and stay wire fixing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104594375B (en) | 2016-05-11 |
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