CN202090362U - Steel-work high-lift foundation structure for extra-high voltage direct current line - Google Patents
Steel-work high-lift foundation structure for extra-high voltage direct current line Download PDFInfo
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- CN202090362U CN202090362U CN2011201155181U CN201120115518U CN202090362U CN 202090362 U CN202090362 U CN 202090362U CN 2011201155181 U CN2011201155181 U CN 2011201155181U CN 201120115518 U CN201120115518 U CN 201120115518U CN 202090362 U CN202090362 U CN 202090362U
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Abstract
The utility model discloses a steel-work high-lift foundation structure for an extra-high voltage direct current line. The foundation structure comprises a steel-work pseudo leg, a tower foot plate and a four-column cushion cap type foundation, wherein the top of the steel-work pseudo leg is connected with the longest leg of an original transmission line through the tower foot plate, and then the lower end of the pseudo leg is connected with the four-column cushion cap type foundation. According to the steel-work high-lift foundation structure, a steel-work foundation is arranged between the original natural ground and a tower leg of an iron tower, so as to solve the problem that as the altitude difference of a natural slope where the lowest leg and the highest leg are located reaches 29m, and the largest altitude difference between connecting legs of an ordinary iron tower is only 15 m, so that tower erection on a steep slope can not be realized.
Description
Technical field:
The utility model belongs to iron tower of power transmission line basic technology field, relates in particular to a kind of extra-high voltage direct-current circuit steel work height and lifts basic pattern.
Background technology:
At present, most iron tower tower leg maximum is differential to be 15m, but has the minimum leg A of a basic iron tower and the highest leg C place natural slope discrepancy in elevation to reach 29m, AC leg spacing 17.38m in Xiang Jiaba-Shanghai ± 800kV extra high voltage direct current transmission line.The calculating on big so high official post A leg basis is appeared and is reached 18.7m, if the design of adopting conventional height to lift base case merely can cause the rapid increase of base concrete amount, and the foundation construction of carrying out such large-engineering amount on the abrupt slope of 50 degree is very difficult, also can be very big to environment damage.
The utility model content:
Adopt conventional base case at simple in the prior art, can produce that base concrete side's amount is excessive, foundation construction is very difficult, the problem very big, the utility model proposes following technical scheme environmental disruption:
A kind of extra-high voltage direct-current circuit steel work height is lifted basic pattern, comprise steel work artificial leg, column foot plate, four post bearing platform type bases, tower leg master material is fixed on the column foot plate, column foot plate below is lifted basic fixed with the steel work height and is connected, and four legs of steel work artificial leg are connected with the column foot plate with the cushion cap post on four post bearing platform type bases respectively.
Fixedly connected with stone bolt with the column foot plate with the long leg of iron tower in described steel work artificial leg top.
Fixedly connected with stone bolt with the column foot plate with cushion cap in described steel work artificial leg lower end.
Described steel work artificial leg is made up of body portion and shank, and body portion front is trapezoidal, and body portion section is a square.
Described four post bearing platform type bases are made up of cushion cap and four single piles, and the cushion cap lower plane is connected with 4 single piles, and the cushion cap front is rectangular, and section is a square, and the positive top of single pile is down horn mouth, and horn mouth is rectangle down, and the pile body section is circular.
A kind of steel work is raised the basis, and at A leg (promptly long leg) the steel work artificial leg of design one high 10m down, artificial leg adopts angle iron component, and the artificial leg top is connected with tower leg with stone bolt, and the bottom is connected with basic.
Fixedly connected with stone bolt with the column foot plate with the long leg of iron tower in described steel work artificial leg top.
Fixedly connected with stone bolt with the column foot plate with cushion cap in described steel work artificial leg lower end.
Described steel work artificial leg is made up of body portion and shank, and body portion front is trapezoidal, and body portion section is a square.
Described four post bearing platform types basis pattern is made up of cushion cap and four single piles, and the cushion cap lower plane is connected with 4 single piles, and the cushion cap front is rectangular, and section is a square, and the positive top of single pile is down horn mouth, and horn mouth is rectangle down, and the pile body section is circular.
From above-mentioned technical scheme as can be seen, compared with prior art, the utility model is to adopt the form of steel framework to solve the excessive problem of the natural slope discrepancy in elevation, promptly at A leg (the promptly long leg) artificial leg of design one high 10m down.Artificial leg adopts angle iron component, and the top is connected with the long leg of stone bolt and iron tower, and the bottom is connected with the basic pattern of four post bearing platform types.After adopting artificial leg, its basic down calculating is appeared and is also had 8.7m, and this has solved the problem of basic engineering to a great extent, considers the importance on A leg basis, so adopted four post bearing platform type bases under artificial leg, so basic pattern is better than the single pile stability of foundation.
Description of drawings
Fig. 1 is that the utility model is applied in bigger mountain top of the natural slope discrepancy in elevation or the iron tower foundation pattern on the abrupt slope.
Comprising: 1 is that steel work artificial leg, 2 is that column foot plate, 3 is that cushion cap, 4 is that single pile basis, 5 is that iron tower tower leg, 6 is that artificial leg body portion, 7 is the artificial leg shank.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, a kind of extra-high voltage direct-current circuit steel work height is lifted basic pattern, comprises steel work artificial leg 1, column foot plate 2, cushion cap 3, single pile 4.Steel work artificial leg 1 adopts angle iron component, fixedlys connected with stone bolt with the long leg 5 usefulness column foot plates of iron tower in the top, fixedlys connected with stone bolt with cushion cap 3 usefulness column foot plates in the lower end.Steel work artificial leg 1 is made up of body portion 6 and shank 7, and body portion 6 fronts are trapezoidal, and body portion section is a square.Four post bearing platform type bases are made up of cushion cap 3 and four single piles 4, and the cushion cap lower plane is connected with four single piles, and the cushion cap front is rectangular, and section is a square, and the positive top of single pile is down horn mouth, and horn mouth is rectangle down, and the pile body section is circular.
The steel work height is lifted in the base case, under long leg and the high angle iron frame of a 10m is set between the concrete foundation, it is bigger to have solved the concrete foundation protruded length, the problem such as excessive and difficult construction in the bad and concrete foundation side of abrupt slope upward stabilities of nearly 50 degree amount.
That shown in Figure 1 is an embodiment who is applied in the extra high voltage direct current transmission line engineering, the gradient on abrupt slope, place, tower position reaches 50 degree, the minimum leg A and the highest leg C place natural slope discrepancy in elevation reach 29m, connect the problem that leg discrepancy in elevation 15m can not realize the upright tower in abrupt slope with common iron tower maximum.Present embodiment then is to adopt the form of steel framework to solve the excessive problem of the natural slope discrepancy in elevation, at A leg (the promptly long leg) artificial leg of design one high 10m down.After adopting artificial leg, its basic down calculating is appeared and is also had 8.7m, and this has solved the problem of basic engineering to a great extent, considers the importance on A leg basis, so adopted four post bearing platform type bases under artificial leg, so basic pattern is better than the single pile stability of foundation.
The technical scheme of this utility model is applicable to the iron tower foundation on the abrupt slope in the electric pressure DC line.
Above content is to further describing that the present invention did in conjunction with concrete preferred implementation; can not assert that the specific embodiment of the present invention only limits to this; for the general technical staff of the technical field of the invention; without departing from the inventive concept of the premise; can also make some simple deduction or replace, all should be considered as belonging to the present invention and determine scope of patent protection by claims of being submitted to.
Claims (5)
1. an extra-high voltage direct-current circuit steel work height is lifted basic pattern, comprise steel work artificial leg, column foot plate, four post bearing platform type bases, it is characterized in that: tower leg master material is fixed on the column foot plate, column foot plate below is lifted basic fixed with the steel work height and is connected, and four legs of steel work artificial leg are connected with the column foot plate with the cushion cap post on four post bearing platform type bases respectively.
2. extra-high voltage direct-current circuit steel work height according to claim 1 is lifted basic pattern, it is characterized in that: fixedly connected with stone bolt with the column foot plate with the long leg of iron tower in described steel work artificial leg top.
3. extra-high voltage direct-current circuit steel work height according to claim 1 is lifted basic pattern, it is characterized in that: fixedly connected with stone bolt with the column foot plate with cushion cap in described steel work artificial leg lower end.
4. extra-high voltage direct-current circuit steel work height according to claim 1 is lifted basic pattern, and it is characterized in that: described steel work artificial leg is made up of body portion and shank, and body portion front is trapezoidal, and body portion section is a square.
5. extra-high voltage direct-current circuit steel work height according to claim 1 is lifted basic pattern, it is characterized in that: described four post bearing platform type bases are made up of cushion cap and four single piles, the cushion cap lower plane is connected with 4 single piles, the cushion cap front is rectangular, section is a square, the positive top of single pile is down horn mouth, and horn mouth is rectangle down, and the pile body section is circular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201155181U CN202090362U (en) | 2011-04-21 | 2011-04-21 | Steel-work high-lift foundation structure for extra-high voltage direct current line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201155181U CN202090362U (en) | 2011-04-21 | 2011-04-21 | Steel-work high-lift foundation structure for extra-high voltage direct current line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202090362U true CN202090362U (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201155181U Expired - Lifetime CN202090362U (en) | 2011-04-21 | 2011-04-21 | Steel-work high-lift foundation structure for extra-high voltage direct current line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202090362U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386457A (en) * | 2015-12-15 | 2016-03-09 | 贵州电力设计研究院 | Iron tower foundation structure of high slope overhead transmission line iron tower |
| CN106480899A (en) * | 2016-09-12 | 2017-03-08 | 安徽华电工程咨询设计有限公司 | A kind of full landform self-balancing column foot attachment structure |
| CN109737929A (en) * | 2018-12-26 | 2019-05-10 | 国网浙江省电力有限公司建设分公司 | A kind of extra-high steel tube tower segmentation acceptance method of work transmission line |
-
2011
- 2011-04-21 CN CN2011201155181U patent/CN202090362U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105386457A (en) * | 2015-12-15 | 2016-03-09 | 贵州电力设计研究院 | Iron tower foundation structure of high slope overhead transmission line iron tower |
| CN106480899A (en) * | 2016-09-12 | 2017-03-08 | 安徽华电工程咨询设计有限公司 | A kind of full landform self-balancing column foot attachment structure |
| CN109737929A (en) * | 2018-12-26 | 2019-05-10 | 国网浙江省电力有限公司建设分公司 | A kind of extra-high steel tube tower segmentation acceptance method of work transmission line |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA Free format text: FORMER NAME: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE, CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 710075 Xi'an province high tech Development Zone, unity South Road, No. 22, No. Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Address before: 710075 Xi'an province high tech Development Zone, unity South Road, No. 22, No. Patentee before: Northwest Electric Power Design Institute, China Power Engineering Consulting Group Corporation |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111228 |
|
| CX01 | Expiry of patent term |