CN211923732U - Stay wire type power transmission tower - Google Patents
Stay wire type power transmission tower Download PDFInfo
- Publication number
- CN211923732U CN211923732U CN201921964912.5U CN201921964912U CN211923732U CN 211923732 U CN211923732 U CN 211923732U CN 201921964912 U CN201921964912 U CN 201921964912U CN 211923732 U CN211923732 U CN 211923732U
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- tower body
- fixedly connected
- tower
- pull rod
- buttress
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Abstract
The utility model provides a type of acting as go-between transmission tower relates to the transmission tower field, comprising a tower body, tower body bottom fixedly connected with hinged-support, support side and antitorque pull rod fixed connection, antitorque pull rod tip and buttress fixed connection, tower body top and guy rope fixed connection, tower body middle part fixedly connected with gallows. In the utility model, the upper part and the lower part of the cross section of the tower body are kept consistent, so that the bending moment of the tower body under the action of load is reduced, thereby achieving the effect of reducing the cross section of the tower body and the consumption of steel; secondly, an anti-torsion pull rod is connected to the bottom of the tower body and fixedly connected with the buttress to maintain lateral balance of the tower body, and is connected with the tower top through a cable rope, so that an anti-torsion effect can be achieved, and the tower body is prevented from rotating axially; the buttress adopts a reinforced concrete structure, so that steel is saved, and the stability of connection with the bottom surface can be ensured.
Description
Technical Field
The utility model relates to a power transmission tower field especially relates to a type of acting as go-between power transmission tower.
Background
The power transmission tower is a supporting point of an overhead line, a single-loop power transmission tower is erected on the power transmission tower, two loops are erected on the power transmission tower, and the single loop is a loop with a power supply for load; the double-loop is a loop with 2 power supplies in a load. However, a single power supply is often adopted for medium and small users with low requirements on power supply reliability, and the power transmission tower is overhead equipment for transmitting high voltage electricity and needs to have a certain height to ensure safety, but the bottom of the power transmission tower is also influenced by larger electric wire gravity and gravity of the tower body when the height of the power transmission tower is increased. Although the amount of steel used in the stay wire type power transmission tower is small, the torsional resistance of the support is weak, and the stay wire type power transmission tower is easy to damage under the action of torsion.
However, the tower body with a large cross section area is made of a large amount of steel, so that the steel is wasted, the used steel is more, the installation and transportation cost of the tower body is higher, and the economic cost for building the power transmission tower is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a type of acting as go-between transmission tower to solve above-mentioned technical problem.
The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a type of acting as go-between transmission tower, includes the tower body, tower body bottom fixedly connected with hinged-support, support side and antitorque pull rod fixed connection, antitorque pull rod tip and buttress fixed connection, tower body top and guy rope fixed connection, tower body middle part fixedly connected with gallows.
Preferably, the tower body comprises a truss, the truss comprises four vertical rods in a rectangular array, and the adjacent vertical rods are fixedly connected through an X-shaped fixing frame.
Preferably, four ends of the X-shaped fixing frame are respectively welded with the vertical rod, and the vertical rod is made of angle steel.
Preferably, the anti-torsion pull rod is fixedly connected with the vertical rod through a bolt, the other end of the anti-torsion pull rod is fixedly connected with a steel bar inside the buttress, and a concrete column is arranged outside the buttress.
Preferably, the number of the anti-torsion pull rods is four, the four anti-torsion pull rods are fixedly connected with the tower body in a prismatic shape, and the four anti-torsion pull rods are divided into two groups and are respectively and fixedly connected with the buttress.
Preferably, the number of the cable wind ropes is four, the four cable wind ropes are fixedly connected with the top of the tower body in a quadrangular pyramid shape, and the cable wind ropes are made of steel stranded wires.
The utility model has the advantages that:
in the utility model, firstly, the truss consisting of four vertical rods is used as the support of the tower body, the adjacent supports are fixedly connected through the X-shaped fixing frame, so that the upper part and the lower part of the cross section of the tower body are kept consistent, and the hinged support is connected at the bottom of the tower body, so that the bending moment of the tower body is reduced under the action of load, and the effect of reducing the cross section of the tower body and the consumption of steel is achieved; secondly, an anti-torsion pull rod is connected to the bottom of the tower body and fixedly connected with the buttress, so that an anti-torsion effect can be achieved, and the tower body is prevented from rotating axially; the buttress is of a reinforced concrete structure, so that steel is saved, and the stability of connection with the bottom surface can be ensured; the tower body is kept in lateral balance by connecting the cable rope with the tower top.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the buttress of the present invention;
reference numerals: 1. a tower body; 2. a strut; 3. a hanger; 4. an X-shaped fixing frame; 5. a guy rope; 6. buttress; 7. a torsion resistant pull rod; 8. a hinged support; 9. a bolt; 10. a fixing plate; 11. reinforcing steel bars; 12. a concrete column.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention will be described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-2, a stay wire type power transmission tower comprises a tower body 1, a hinged support 8 is fixedly connected to the bottom end of the tower body 1, the side face of the support is fixedly connected with an anti-torsion pull rod 7, the end portion of the anti-torsion pull rod 7 is fixedly connected with a buttress 6, the top of the tower body 1 is fixedly connected with a cable rope 5, a hanging bracket 3 is fixedly connected to the middle of the tower body 1, the tower body 1 comprises a truss, the truss comprises four vertical rods in a rectangular array, adjacent vertical rods are fixedly connected through an X-shaped fixing bracket, four ends of the X-shaped fixing bracket are respectively welded with the vertical rods.
When the tower is installed, the hinged support 8 is fixed in the ground, so that the tower body 1 is vertical to the ground, the anti-torsion pull rod 7 is fixedly connected with the bottom of the tower body 1, the anti-torsion pull rod 7 and the buttress 6 connected with the anti-torsion pull rod 7 are all buried below the bottom surface, the top of the tower body 1 is fixedly connected with one end of the cable wind rope 5, the other end of the cable wind rope is fixed with the ground through a fixing piece, the tower body 1 is formed by connecting four parallel vertical rods through an X-shaped fixing frame, the cross sections of other points of the tower body 1 except the bottom end and the top end are the same, the hinged support is connected with the bottom end, the bending moment of the tower body 1 can be reduced, the weight of the tower body 1 at the upper part can vertically act on the; in order to prevent the tower body 1 from rotating relative to the bottom surface under the action of torque, the bottom of the tower body 1 is provided with the anti-torsion pull rod 7 which is fixedly connected with the bottom of the tower body 1 through the anti-torsion pull rod 7, and two ends of the anti-torsion pull rod 7 are fixedly connected with the buttresses 6, so that the torque of the tower body 1 is transmitted to the buttresses 6 through the anti-torsion pull rod 7, the torque is offset, the tower body 1 is prevented from being twisted, meanwhile, the top of the tower body 1 is connected with the ground through the guy cables 5, the anti-torsion capability of the tower body 1 is further improved, the tower body 1 is balanced, a vertical rod made of angle steel has the advantages of strong bending moment resistance capability and high tensile strength, deformation.
Example 2
As shown in fig. 1-2, a guy-wire type power transmission tower comprises a tower body 1, wherein a hinged support 8 is fixedly connected to the bottom end of the tower body 1, the side surface of the support is fixedly connected with an anti-torsion pull rod 7, the end part of the anti-torsion pull rod 7 is fixedly connected with a buttress 6, the top of the tower body 1 is fixedly connected with a guy rope 5, a hanger 3 is fixedly connected to the middle of the tower body 1, the anti-torsion pull rod 7 is fixedly connected with a vertical rod through a bolt 9, the other end of the anti-torsion pull rod 7 is fixedly connected with a steel bar 11 inside the buttress 6, a concrete column 12 is arranged outside the buttress 6, four anti-torsion pull rods 7 are provided, the four anti-torsion pull rods 7 are fixedly connected with the tower body 1 in a prismatic shape, the four anti-torsion pull rods 7 are divided into two groups and respectively fixedly connected with the buttress 6, four guy ropes 5 are provided.
When the tower is installed, a fixing plate 10 fixedly connected to an anti-torsion pull rod 7 is connected with a fixing plate 10 on a tower body 1 through a bolt 9, so that the tower body 1 and the anti-torsion pull rod 7 are fixed, the four anti-torsion pull rods 7 distributed in a prismatic shape are connected with each other, the tower body 1 is surrounded in the middle, the anti-torsion pull rods 7 positioned outside the tower body 1 are connected with each other, the outer ends of the anti-torsion pull rods 7 are fixed with reinforcing steel bars 11, the reinforcing steel bars 11 are fixed inside concrete columns 12, the torque borne by the tower body 1 is transmitted to the concrete columns 12 through the transmission effect of the anti-torsion pull rods 7, the torque is offset by the concrete columns 12 on the fixed bottom surface, so that the tower body 1 is stable, and the cable ropes 5 made of steel stranded wires have higher tensile stress.
The working principle is as follows: the utility model discloses when the installation, in 1 bottom vertical fixation in bottom of tower body, pass through bolt 9 and 1 fixed connection of tower body with antitorque pull rod 7, bury reinforcing bar 11 that antitorque pull rod 7 is connected simultaneously in the underground, and pour the concrete, or bury fashioned reinforcing bar 11 concrete column 12 in the underground in advance, can offset 1 moment of torsion of tower body, the same tower body 1 of each part sectional area is connected with hinged-support 8 and is made and reduce 1 moment of flexure of tower body, can reduce the quantity of steel, the one end of cable wind rope 5 is connected at 1 top of tower body, the 5 other ends of cable wind rope and ground fixed connection, make tower body 1 keep the side direction stable, it is few to have the steel quantity, the advantage that stability is high.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a stay wire type transmission tower, includes tower body (1), its characterized in that: the tower body (1) bottom fixedly connected with hinged-support (8), the support side and antitorque pull rod (7) fixed connection, antitorque pull rod (7) tip and buttress (6) fixed connection, tower body (1) top and cable wind rope (5) fixed connection, tower body (1) middle part fixedly connected with gallows (3).
2. The guyed transmission tower according to claim 1, wherein: the tower body (1) comprises a truss, the truss comprises four vertical rods in a rectangular array, and the vertical rods are adjacent to each other and are fixedly connected through an X-shaped fixing frame.
3. The guyed transmission tower according to claim 2, wherein: four ends of the X-shaped fixing frame are respectively welded with the vertical rods, and the vertical rods are made of angle steel.
4. The guyed transmission tower according to claim 1, wherein: the anti-torsion pull rod (7) is fixedly connected with the vertical rod through a bolt (9), the other end of the anti-torsion pull rod (7) is fixedly connected with a reinforcing steel bar (11) inside the buttress (6), and a concrete column (12) is arranged outside the buttress (6).
5. The guyed transmission tower according to claim 4, wherein: the number of the anti-torsion pull rods (7) is four, the four anti-torsion pull rods (7) are fixedly connected with the tower body (1) in a prismatic shape, and the four anti-torsion pull rods (7) are divided into two groups and are respectively fixedly connected with the buttresses (6).
6. The guyed transmission tower according to claim 1, wherein: four cable wind ropes (5) are provided, the four cable wind ropes (5) are in a quadrangular pyramid shape and are fixedly connected with the top of the tower body (1), and the cable wind ropes (5) are made of steel stranded wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921964912.5U CN211923732U (en) | 2019-11-14 | 2019-11-14 | Stay wire type power transmission tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921964912.5U CN211923732U (en) | 2019-11-14 | 2019-11-14 | Stay wire type power transmission tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211923732U true CN211923732U (en) | 2020-11-13 |
Family
ID=73319638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921964912.5U Expired - Fee Related CN211923732U (en) | 2019-11-14 | 2019-11-14 | Stay wire type power transmission tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211923732U (en) |
-
2019
- 2019-11-14 CN CN201921964912.5U patent/CN211923732U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201113 Termination date: 20211114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |