CN2801974Y - Small variable slope three-pipe iron tower - Google Patents
Small variable slope three-pipe iron tower Download PDFInfo
- Publication number
- CN2801974Y CN2801974Y CN 200520042637 CN200520042637U CN2801974Y CN 2801974 Y CN2801974 Y CN 2801974Y CN 200520042637 CN200520042637 CN 200520042637 CN 200520042637 U CN200520042637 U CN 200520042637U CN 2801974 Y CN2801974 Y CN 2801974Y
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- little change
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Abstract
The utility model relates to a small variable slope three-pipe iron tower which is used for a communication transmission iron tower and an electric power transmission tower. The utility model is in a small variable slope structure which uses the width b of the edge on the root part of a tower column as the tower height H (b=h/10-15). A tower body is an iron tower which has a trilateral cross section and is composed of a steel pipe used as the tower column, channel steel or shaped steel used as a cross bar and round steel made of high-strength material and used as an inclined bar, wherein both ends of the inclined bar has outer screw threads through which the inclined bar can apply prestressing force; the tower column is in a joint design to be in a novel tower column steel pipe interpolation plate type added with a pin shaft which is fixed on the inner side of the trilateral at 60 DEG or on a shear resistant hook arranged in the tower column steel pipe; the inner side of the trilateral at 60 DEG is provided with a turnbuckle which is connected with a high-strength bolt. The iron tower is provided with an inner ladder, a feeder line frame and an inner and an outer platforms.
Description
Technical field
The utility model relates to communication launching tower, also can be used as electric power transmission tower and petrochemical industry tower, particularly a kind of little change slope three pipe iron towers.
Background technology
The domestic and international at present post and telecommunications launching tower that uses, the electric power transmission tower, the petrochemical industry tower, its structure citation form is: (1) trussed construction angle steel tower, all adopt the angle steel structure, triangle, quadrangle and polygon are arranged; (2) trussed construction steel tube tower has quadrangle and polygon, and its king-post and cross bar, brace adopt steel pipe to form; (3) single tube iron tower is rolled into or is pressed into single conic tube structure with steel plate; (4) three pipe towers constitute with steel pipe, king-post and cross bar, inclined tube, rootlet bar, king-post bottom hem width b is tower height H/20-25, in establish prestressing force.Floor space is little, and fabrication and installation are simple and convenient.
Above-mentioned various tower and form of structure respectively have advantage, but also exist certain not enough.
Summary of the invention
The purpose of this utility model is: provide a kind of little change slope three pipe iron towers, adopt the steel pipe king-post to form little change slope three pipe iron towers, tower body bottom hem width b is 1/10th (b=H/10～15) of tower height H, and floor space is little, economizes the land resource in a large number than the iron tower of trussed construction.Tower body is that steel pipe, cross bar are that channel-section steel or shaped steel, brace are that round steel is formed the triangle iron tower by king-post.
For reaching above-mentioned purpose, little change of the present utility model slope three pipe iron towers are characterized in: by king-post is that steel plate, cross bar are that channel-section steel or shaped steel, brace are that the round steel of high-strength material is formed the triangle iron tower.King-post adopts the board-like bearing pin that adds of futuramic interpolation to connect by some joint steel pipes, replacing former flange connects, or with articulating, brace adopts round steel, two ends are provided with and are spirally connected with nut after external screw thread inserts the node plate hole, apply prestressing force by the two ends screw thread after, can increase the rigidity of iron tower, reduce the horizontal movement of tower body, improve the stability of iron tower.Cross bar is made of channel-section steel or shaped steel, and two ends are connected with the junction plate of gusset, and are simple in structure easy for installation.
Superior effect of the present utility model is:
1, the sloping iron tower foot bottom of little change hem width b is less than 1/10th (b=H/10～15) of tower height H, reduces than the iron tower b ≈ H/5 floor space of trussed construction, saves land resources;
2, the iron tower cross section is a triangle, and this structural stability is good, than the material of quadrangle iron tower saving more than 25%;
3, king-post adopts steel pipe, and steel tubular structure build coefficient is little, and the load that facings the wind accordingly is little, can save material, than the material of triangle angle steel tower saving more than 10%;
4, adopt the board-like bearing pin connected mode that adds of interpolation of novel structure between the king-post, replaced former flange and connected, this linkage appearance be can't see the connection vestige, is hidden in 60 ° of triangle inboards of tower body, and installation and processing is simple and convenient;
5, brace adopts round steel, and two ends are provided with external screw thread, apply prestressing force by the two ends screw thread after, can improve the rigidity of iron tower, reduce the horizontal movement of tower body, improve the stability of iron tower.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model.
Accompanying drawing 2 is Figure 1A-A sectional drawing.
Accompanying drawing 3 is the sectional drawing of Figure 1B-B.
Accompanying drawing 4 connects figure for Fig. 1 D point structure for amplifying.
Accompanying drawing 5 is the gusset structure diagram of Fig. 4.
Accompanying drawing 6 is Fig. 5 I-I sectional drawing.
Accompanying drawing 7 is Fig. 4 F point amplification profile.
Accompanying drawing 8 is Fig. 7 II-II sectional drawing.
Accompanying drawing 9 is Fig. 7 III-III sectional drawing.
Accompanying drawing 10 is another enforcement of Fig. 4 F point figure.
Accompanying drawing 11 is Figure 10 C-C sectional drawing.
Label declaration in the accompanying drawing:
The last outer platform of 1-; 2-iron tower body;
Outer platform under the 3-; 4-straightway king-post;
41-upper king-post strut junction plate; 42-lower king-post strut junction plate;
The 421-ribs; The 43-bearing pin;
The 44-hanger plate; The 45-hook;
The 46-swivel nut; The 5-cross bar;
The 6-brace; The 7-cat ladder;
71-cat ladder cross bar; 72-cat ladder guard ring;
The little change of 8-slope section king-post 9-gusset;
The 10-junction plate.
The specific embodiment
Below in conjunction with accompanying drawing structure of the present utility model is further described.
At first see also shown in the accompanying drawing 1～11, the utility model comprises king-post 4,8, cross bar 5, brace 6, interior cat ladder 7 and feeder line, and wherein, tower body is a steel pipe by king-post 4,8, cross bar 5 is the triangle iron tower for channel-section steel or shaped steel, brace 6 for round steel composition cross section.King-post 4,6 is formed by connecting with the board-like bearing pin that adds of interpolation by some joint steel pipes, is
Shape (seeing shown in Figure 7), affixed two junction plates 41 in upper king-post strut 4,8 bottoms, the affixed junction plate 42 of lower king-post strut 4,8 central upper portion, lower king-post strut junction plate 42 inserts in the middle of the upper king-post strut junction plate 41, insert with the high-strength pin more than 43 again and go up in the lower king-post strut junction plate 41,42, in case shotpin axle 43 moves (seeing shown in Figure 8) in stressed drawing, press; At lower king-post strut junction plate 42 a vertical direction middle part affixed ribs 421 (seeing shown in Figure 9), Figure 10 is another kind of king-post type of attachment, be connected with a hanger plate 44 in upper king-post strut center line one side, the affixed hook 45 in lower king-post strut central upper portion line place, the hook 45 of lower king-post strut articulates with the hanger plate 44 of upper king-post strut, be connected with a swivel nut 46 in upper king-post strut bottom and lower king-post strut upper outside, swivel nut 46 is located at 60 ° of triangle tower body inboards, and connects with high-strength bolt.The connection of this form has been cancelled former flange plate structure and has been connected, and appearance be can't see the vestige of connecting elements, and is not only hidden but also firmly attractive in appearance.At cross bar 5 and brace 6 and king-post 4,8 junctions, be provided with a gusset 9, gusset 9 one sides and king-post are affixed, and side is connected with a plate 10 in addition; Cross bar 5 is made by channel-section steel or shaped steel, the two ends of cross bar channel-section steel and junction plate 10 be spirally connected (seeing shown in Fig. 4,5,6).Brace 6 is provided with external screw thread for the round steel two ends, connects with nut after inserting gusset 9 holes, applies the rigidity that can increase iron tower behind the prestressing force by the two ends screw thread, reduces displacement, and brace 6 diameters are little, both can save material, can reduce front face area again.Cat ladder 7 in being provided with in the tower body 2, interior cat ladder 7 both sides are provided with the feeder shelf that sets up feeder line.Outer platform 1,3 is arranged at tower body 2 tops.
Claims (7)
1, the sloping three pipe iron towers of a kind of little change comprise king-post, cross bar, brace, interior cat ladder and outer platform, it is characterized in that:
Tower body is that steel pipe, cross bar are that to form the cross section for the high strength round steel be the triangle iron tower for channel-section steel or shaped steel, brace by king-post.
2, the sloping three pipe iron towers of little change according to claim 1 is characterized in that:
Described king-post is formed by connecting with the board-like bearing pin that adds of interpolation by some joint steel pipes.
3, the sloping three pipe iron towers of little change according to claim 1 is characterized in that:
The board-like connection of described interpolation, affixed two junction plates in the upper king-post strut bottom, the affixed junction plate in lower king-post strut central upper portion line place, the lower king-post strut junction plate inserts in the middle of upper king-post strut two junction plates, insert with the bearing pin more than and go up in the lower king-post strut junction plate, bearing pin is fixed by bolts to 60 ° of triangle inboards of tower body by a plate; At the affixed ribs in lower king-post strut junction plate vertical direction middle part.
4, according to claim 2 or 3 described little change slopes, three pipe iron towers, it is characterized in that:
The board-like connection of described interpolation, also available coupling type connects, be connected with a hanger plate in upper king-post strut center line one side, the affixed hook in lower king-post strut central upper portion line place, hook articulates with the hanger plate of upper king-post strut, upper king-post strut bottom and lower king-post strut upper outside are connected with a swivel nut, and swivel nut is located at 60 ° of triangle tower body inboards, and connect with high-strength bolt.
5, the sloping three pipe iron towers of little change according to claim 1 is characterized in that:
Described brace is round steel, and two ends are provided with and connect with nut after external screw thread inserts the node plate hole, apply prestressing force, to reduce the tower body horizontal movement.
6, the sloping three pipe iron towers of according to claim 1 or 5 little change is characterized in that:
Be provided with a gusset in cross bar, brace and king-post junction, one side and king-post are affixed, and side is connected with junction plate in addition; Cross bar is made by channel-section steel or shaped steel, and the two ends and the junction plate of channel-section steel are spirally connected.
7, the sloping three pipe iron towers of little change according to claim 1 is characterized in that:
Be provided with interior cat ladder in the three pipe towers of little change slope, vertically downward to the basis, interior cat ladder rear portion is provided with the cat ladder guard ring to interior cat ladder at place, little change slope; Interior cat ladder both sides are provided with feeder shelf.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520042637 CN2801974Y (en) | 2005-06-20 | 2005-06-20 | Small variable slope three-pipe iron tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520042637 CN2801974Y (en) | 2005-06-20 | 2005-06-20 | Small variable slope three-pipe iron tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2801974Y true CN2801974Y (en) | 2006-08-02 |
Family
ID=36846682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520042637 Expired - Lifetime CN2801974Y (en) | 2005-06-20 | 2005-06-20 | Small variable slope three-pipe iron tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2801974Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312602A (en) * | 2011-04-07 | 2012-01-11 | 济南巨能铁塔制造有限公司 | Angle steel tower of power transmission line |
| CN102312603A (en) * | 2011-04-07 | 2012-01-11 | 济南巨能铁塔制造有限公司 | Four-pipe tower of power transmission line |
| CN105986575A (en) * | 2015-02-05 | 2016-10-05 | 合肥神马科技集团有限公司 | Piling machinery device and inclined strut connecting device |
| CN106168078A (en) * | 2016-06-28 | 2016-11-30 | 杜桂菊 | Antidumping high-voltage transmission line towers |
| CN110242093A (en) * | 2018-03-09 | 2019-09-17 | 苏馥仪 | Stacking-type power transmission tower and its construction method |
-
2005
- 2005-06-20 CN CN 200520042637 patent/CN2801974Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102312602A (en) * | 2011-04-07 | 2012-01-11 | 济南巨能铁塔制造有限公司 | Angle steel tower of power transmission line |
| CN102312603A (en) * | 2011-04-07 | 2012-01-11 | 济南巨能铁塔制造有限公司 | Four-pipe tower of power transmission line |
| CN102312603B (en) * | 2011-04-07 | 2013-03-13 | 济南巨能铁塔制造有限公司 | Four-pipe tower of power transmission line |
| CN105986575A (en) * | 2015-02-05 | 2016-10-05 | 合肥神马科技集团有限公司 | Piling machinery device and inclined strut connecting device |
| CN105986575B (en) * | 2015-02-05 | 2018-03-23 | 合肥神马科技集团有限公司 | A kind of piling machinery equipment and diagonal brace attachment means |
| CN106168078A (en) * | 2016-06-28 | 2016-11-30 | 杜桂菊 | Antidumping high-voltage transmission line towers |
| CN110242093A (en) * | 2018-03-09 | 2019-09-17 | 苏馥仪 | Stacking-type power transmission tower and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20150620 Granted publication date: 20060802 |