CN217500303U - Anti-settlement power transmission tower foundation - Google Patents
Anti-settlement power transmission tower foundation Download PDFInfo
- Publication number
- CN217500303U CN217500303U CN202221570705.3U CN202221570705U CN217500303U CN 217500303 U CN217500303 U CN 217500303U CN 202221570705 U CN202221570705 U CN 202221570705U CN 217500303 U CN217500303 U CN 217500303U
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- soil
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- 230000005540 biological transmission Effects 0.000 title claims description 30
- 239000002689 soil Substances 0.000 claims abstract description 61
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 21
- 239000010959 steel Substances 0.000 claims abstract description 21
- 239000003381 stabilizer Substances 0.000 claims abstract description 3
- 230000004888 barrier function Effects 0.000 claims description 25
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims 1
- 239000003351 stiffener Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a prevent subsiding steel pylons ground, includes base casing and spliced pole, it has the concrete to fill in the base casing, carries out the counter weight, the lower extreme of spliced pole is connected perpendicularly in the middle of the bottom of base casing, and the top is connected through the bolt with steel pylons's stabilizer blade, the outside of base casing is provided with a plurality of outstanding fender bars, the interval sets up between the fender bars, ensures that every fender bar can both really contact with soil layer on every side, the area of contact of increase steel pylons ground and soil layer that can be by a wide margin of fender bar promotes steel pylons ground prevents subsiding performance, can dismantle between the outer wall of fender bar and base casing and be connected, can select the different fender bar of size according to the actual conditions in the scene.
Description
Technical Field
The utility model relates to a combination processing technology field, concretely relates to prevent subsiding steel pylons ground.
Background
The foundation settlement refers to the foundation surface subsidence caused by compaction of a foundation soil layer under the action of additional stress. The foundation settlement can cause the building structure to incline and crack, so that the building structure can not be used normally, the risk of collapse is existed, and huge potential safety hazard is caused to personnel in and around the building. When the power transmission iron tower is installed, concrete is needed to manufacture an installation foundation so as to ensure that the power transmission iron tower cannot easily incline and collapse. However, in some areas where transmission towers are installed, water and soil loss is serious, and the foundation of a common transmission tower is still prone to foundation settlement, for example, the outer side structure of the anti-seismic base of the high-voltage transmission tower disclosed in patent CN211923753U is simple, the whole body is approximately cylindrical, and cannot play a good anti-settlement function, and for example, the ultra-high voltage transmission tower concrete anti-deformation foundation in a coal mine mining area disclosed in patent CN204098056U, the mentioned independent foundation structure is also relatively simple, and is disc-shaped, and does not have good anti-settlement performance, and once the foundation settlement occurs to the transmission tower, large-scale power failure accidents are easily caused, and the loss is very large.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a prevent subsiding steel pylons ground, the outside on this steel pylons ground is provided with the area of contact that a plurality of bellied soil grabbing blend stops can effectively increase ground and surrounding soil layer, promotes and prevents the performance of subsiding.
The technical scheme of the utility model as follows:
the utility model provides a prevent subsiding steel pylons ground, includes base casing and spliced pole, it has the concrete to fill in the base casing, carries out the counter weight, the lower extreme of spliced pole is connected perpendicularly in the middle of the bottom of base casing, and the top is connected through the bolt with steel pylons's stabilizer blade, the outside of base casing is provided with a plurality of outstanding fender bars, the interval sets up between the fender bars, ensures that every fender bar can both really contact with soil layer on every side, the area of contact of increase steel pylons ground and soil layer that can be by a wide margin of fender bar promotes steel pylons ground prevents subsiding performance, can dismantle between the outer wall of fender bar and base casing and be connected, can select the different fender bar of size according to the actual conditions in the scene.
As above, prevent subsiding steel pylons ground, grab native shelves strip and include shelves strip body and connecting bolt, the shape of shelves strip body includes the arc, and the outside setting of base casing is hugged closely to the inboard, connecting bolt connects perpendicularly and is being faced base casing inboard at the shelves strip body, base casing is provided with the bolt hole at connecting bolt's relative position, the shelves strip body passes the bolt hole through connecting bolt and connects on the outside surface of base casing, constitutes and to dismantle the connection.
Furthermore, the soil grabbing blocking bars are arranged on the outer side of the base shell in an array mode, the distance between the upper adjacent soil grabbing blocking bars and the lower adjacent soil grabbing blocking bars is not smaller than 5cm, and the distance between the left adjacent soil grabbing blocking bars and the right adjacent soil grabbing blocking bars is not smaller than 5 cm. The foundation is buried in the ground bottom, and after the soil layers around are tamped, the soil of the soil layers can be ensured to be filled in the gaps between the soil grabbing blocking strips.
Further, the cross-sectional shape of shelves strip body includes right trapezoid, and the hypotenuse slopes up, and one side at perpendicular stringcourse place sets up down, the soil layer of its below can be compacted downwards to the shelves strip body, avoids the ground to sink.
In order to place the barrier strip body and the base shell to rotate relatively, at least two connecting bolts are arranged on the inner side of the barrier strip body.
According to the anti-settling power transmission tower foundation, the shape of the base shell comprises a cylindrical shape, and compared with a common rectangular foundation in the market, the cylindrical foundation is stressed more uniformly and is not easy to incline and offset in the soil layer.
In order to provide support for the connecting column and prevent the connecting column from tilting in the base housing, a number of reinforcing bars are arranged between the inner wall of the base housing and the connecting column.
Furthermore, the tie point of stiffener on the spliced pole is spiral ascension form in proper order and arranges, and all the stiffener is all not all on same level, and also not on the coplanar, ensures that the stiffener can carry out the support of each angle to the spliced pole.
The utility model discloses for prior art gained beneficial effect lie in:
a prevent subsiding steel pylons ground, the area of contact of increase ground and surrounding soil layer that the fender soil shelves strip that sets up in the steel pylons ground base casing outside can be by a wide margin increases the whole compactness that combines with surrounding soil layer of ground, prevents the slope appears subsiding in the steel pylons ground, and for dismantling being connected between the fender soil shelves strip and the base casing, making during the ground, can save the cost by volume production base casing, then customize not unidimensional fender soil shelves strip according to actual conditions, ensure the ground all has good settlement performance of preventing in the soil layer geological environment of difference.
Drawings
The aspects and advantages of the present application will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention.
In the drawings:
fig. 1 is a schematic structural view of an anti-settling power transmission tower foundation according to embodiment 1 of the present invention;
fig. 2 is a top view of a foundation of a power transmission tower according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of a single soil-grabbing stop bar in embodiment 1 of the present invention;
fig. 4 is a schematic cross-sectional view of a stop strip body according to embodiment 1 of the present invention;
fig. 5 is a schematic view of the installation of the foundation and surrounding soil layers of the power transmission tower according to embodiment 1 of the present invention;
fig. 6 is a schematic structural view of the connecting column according to embodiment 1 of the present invention;
wherein the reference numerals denote:
1. a base housing; 2. connecting columns; 3. grabbing a soil blocking strip; 31. a stop strip body; 32. a connecting bolt; 4. a reinforcing rod.
Detailed Description
Example 1
Referring to fig. 1-6, an anti-settling power transmission tower foundation, the foundation is connected below the support legs of the power transmission tower and buried in the soil layer to provide balance weight and support for the power transmission tower and prevent the power transmission tower from inclining and collapsing, the power transmission tower foundation includes a base shell 1 and a connecting column 2, the base shell 1 is filled with concrete and is used for balancing weight, the weight of the foundation is increased, the center of gravity of the power transmission tower is reduced, the cost is lower compared with the solid balance weight mode, the lower end of the connecting column 2 is vertically connected in the middle of the bottom of the base shell 1, the top end of the connecting column is connected with the support legs of the power transmission tower through bolts, a plurality of protruding soil-grasping barrier strips 3 are arranged outside the base shell 1, the soil-grasping barrier strips 3 are arranged at intervals to ensure that each soil-grasping barrier strip 3 can be actually contacted with the surrounding soil layer, and avoid gaps, the soil grabbing stop bars can greatly increase the contact area between the power transmission tower foundation and soil layers, the anti-settling performance of the power transmission tower foundation is improved, the soil grabbing stop bars 3 are detachably connected with the outer wall of the base shell 1, the soil grabbing stop bars 3 with different sizes can be selected according to actual conditions on site, and the power transmission tower foundation is ensured to have good anti-settling performance in various different soil layers.
Further, referring to fig. 2 and 3, the soil-grabbing barrier strip 3 comprises a barrier strip body 31 and a connecting bolt 32, the shape of the barrier strip body 31 comprises an arc shape, the inner side of the barrier strip body is tightly attached to the outer side of the base shell 1, the connecting bolt 32 is vertically connected to the barrier bar body 31 facing the inner side of the base shell 1, the base shell 1 is provided with bolt holes at the opposite positions of the connecting bolt 32, the barrier strip body 31 passes through the bolt hole through the connecting bolt 32 to be connected with the outer side surface of the base shell 1 to form detachable connection, when the foundation of the power transmission iron tower is manufactured, the base shell 1 is a universal part, the manufacturing cost of the foundation is controlled, the soil grabbing stop bars 3 are customizable parts, and the soil grabbing stop bars 3 in different sizes can be customized according to the soil layer conditions of the construction area, so that the foundation has stronger anti-settling performance in different soil layer geology.
Furthermore, the soil grabbing blocking bars 3 are arranged on the outer side of the base shell 1 in an array mode, the distance between the upper and lower adjacent soil grabbing blocking bars 3 is not less than 5cm, and the distance between the left and right adjacent soil grabbing blocking bars 3 is not less than 5 cm. The ground is buried at the bottom of the ground, and after the soil layer around is tamped, the soil of soil layer is ensured to be filled between the gaps of the soil grabbing blocking strips 3, so that the soil grabbing blocking strips 3 are in close contact with the soil around, and the relative displacement between the soil grabbing blocking strips 3 and the soil layer around is prevented, and the ground is prevented from settling.
Furthermore, the section of the barrier strip body 31 is in a right trapezoid shape, the bevel edge is inclined upwards, the side where the vertical waist line is located is arranged downwards, if the foundation sinks, the barrier strip body 31 can compact the soil layer below the foundation downwards to avoid the foundation from sinking continuously,
further, in the embodiment, two connecting bolts 32 are disposed on the inner side of the barrier strip body 31, and if only one connecting bolt 32 is connected between the barrier strip body 31 and the base housing 1, the barrier strip body 31 may rotate relative to the base housing 1, and the fixing is insufficient.
Referring to fig. 2, the base housing 1 is cylindrical, and compared with a common rectangular foundation in the market, the cylindrical foundation is stressed more uniformly and is not easy to incline and bias in the soil layer.
Further, be provided with a plurality of stiffeners 4 between the inner wall of base casing 1 and spliced pole 2, for spliced pole 2 provides the support, prevent that spliced pole 2 from appearing the slope in base casing 1.
Further, it is a plurality of the tie point of stiffener 4 on spliced pole 2 is spiral shell screwing in of going up form in proper order and arranges, and all stiffener 4 is all not all on same level, and also on the coplanar, ensures that stiffener 4 can carry out the support of each angle to spliced pole 2, guarantees the balance to spliced pole 2 supports.
Preferably, the outer side of the foundation is sprayed with anti-rust paint to prevent the base shell 1 and the outer soil-grabbing barrier strip 3 from being corroded.
Preferably, the foundation is manufactured by the following steps:
1) manufacturing a cylindrical base shell 1 by using a steel plate, and welding a bottom plate on the lower side of the base shell 1;
2) welding the connecting column 2 in the middle of the inner side of the base shell 1;
3) cutting bolt holes in the side wall of the base housing 1;
(the mass production of the base housing 1 can be realized by repeating the above three steps, and the cost for manufacturing the foundation is reduced.)
4) According to the requirements of customers or the soil layer condition of the foundation, selecting a soil grabbing barrier strip 3 with a proper size to be assembled on the outer side of the base shell 1;
5) pouring concrete into the base shell 1, and sending the concrete into steam curing equipment for steam curing at high temperature and high pressure;
6) and after the maintenance is finished, the steel plate can be transported to the site and assembled with a power transmission iron tower for use.
Further, the assembly step of the foundation mainly comprises the following steps: firstly, mapping an address for installing the power transmission iron tower, determining the installation position of the foundation, then digging an embedded pit at the determined position, wherein the depth of the embedded pit needs to be 20-30cm higher than the height of the foundation, and the diameter needs to be 20-30cm larger than the diameter of the foundation, then backfilling soil at the bottom layer and tamping, then placing the foundation in the embedded pit, backfilling the soil around the foundation, tamping, then hoisting the power transmission iron tower, and completing the connection of the power transmission iron tower and a foundation connecting column 2, thus completing the installation.
Claims (8)
1. The utility model provides a prevent subsiding steel pylons ground, a serial communication port, including base casing (1) and spliced pole (2), it has the concrete to fill in base casing (1), the perpendicular connection of lower extreme of spliced pole (2) is in the middle of the bottom of base casing (1), and the top is connected through the bolt with steel pylons's stabilizer blade, the outside of base casing (1) is provided with a plurality of outstanding fender soil shelves (3), grab the interval setting between soil shelves (3), it can dismantle the connection to grab between the outer wall of soil shelves (3) and base casing (1).
2. The anti-settling power transmission tower foundation according to claim 1, wherein the soil-grabbing barrier strips (3) comprise barrier strip bodies (31) and connecting bolts (32), the barrier strip bodies (31) are arc-shaped, the inner sides of the barrier strip bodies are tightly attached to the outer sides of the base shell (1), the connecting bolts (32) are vertically connected to the barrier strip bodies (31) and face towards the inner sides of the base shell (1), and bolt holes are formed in the base shell (1) at the opposite positions of the connecting bolts (32).
3. The anti-settling power transmission tower foundation according to claim 2, wherein the soil grabbing blocking bars (3) are arranged on the outer side of the base shell (1) in an array mode, the distance between the upper and lower adjacent soil grabbing blocking bars (3) is not less than 5cm, and the distance between the left and right adjacent soil grabbing blocking bars (3) is not less than 5 cm.
4. The anti-settling steel pylons foundation according to claim 3, wherein the cross-sectional shape of the barrier body (31) comprises a right trapezoid with the hypotenuse sloping upward.
5. Anti-settling steel pylons foundation according to claim 4, wherein at least two connection bolts (32) are provided on the inside of the barrier strip body (31).
6. Anti-settling pylon foundation according to claim 1, wherein the shape of the foundation shell (1) comprises a cylindrical shape.
7. Anti-settling pylon foundation according to claim 6, wherein the connection columns (2) are prevented from tilting in the base casing (1), and reinforcing rods (4) are arranged between the inner wall of the base casing (1) and the connection columns (2).
8. The anti-settling iron tower foundation as claimed in claim 7, wherein the connection points of the reinforcing rods (4) on the connecting columns (2) are arranged in a spiral ascending shape in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221570705.3U CN217500303U (en) | 2022-06-22 | 2022-06-22 | Anti-settlement power transmission tower foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221570705.3U CN217500303U (en) | 2022-06-22 | 2022-06-22 | Anti-settlement power transmission tower foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217500303U true CN217500303U (en) | 2022-09-27 |
Family
ID=83338968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221570705.3U Active CN217500303U (en) | 2022-06-22 | 2022-06-22 | Anti-settlement power transmission tower foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217500303U (en) |
-
2022
- 2022-06-22 CN CN202221570705.3U patent/CN217500303U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A foundation for anti settlement transmission tower Granted publication date: 20220927 Pledgee: Prudential Bank Ji'nan branch of Limited by Share Ltd. Pledgor: SHANDONG GUOYAN ELECTRIC POWER CO.,LTD. Registration number: Y2024980037805 |