CN116290986B - 220kV and below polygonal steel pipe pole for power transmission - Google Patents
220kV and below polygonal steel pipe pole for power transmission Download PDFInfo
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- CN116290986B CN116290986B CN202310217165.3A CN202310217165A CN116290986B CN 116290986 B CN116290986 B CN 116290986B CN 202310217165 A CN202310217165 A CN 202310217165A CN 116290986 B CN116290986 B CN 116290986B
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- steel pipe
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- sliding sleeve
- pile
- fixed shell
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 85
- 239000010959 steel Substances 0.000 title claims abstract description 85
- 230000005540 biological transmission Effects 0.000 title claims abstract description 25
- 239000002689 soil Substances 0.000 claims abstract description 42
- 238000001125 extrusion Methods 0.000 claims description 22
- 230000005484 gravity Effects 0.000 claims description 11
- 230000003139 buffering effect Effects 0.000 claims description 5
- 230000008014 freezing Effects 0.000 claims description 5
- 238000007710 freezing Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 16
- 238000010168 coupling process Methods 0.000 abstract description 16
- 238000005859 coupling reaction Methods 0.000 abstract description 16
- 239000004576 sand Substances 0.000 abstract description 11
- 239000004575 stone Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000010008 shearing Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/08—Structures made of specified materials of metal
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/10—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure
- E02D31/14—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against soil pressure or hydraulic pressure against frost heaves in soil
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/22—Sockets or holders for poles or posts
- E04H12/2207—Sockets or holders for poles or posts not used
- E04H12/2215—Sockets or holders for poles or posts not used driven into the ground
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a 220kV and below polygonal steel pipe pole for power transmission, and relates to the technical field of power transmission steel pipe poles. Including the fixed shell, be provided with the support stake in the fixed shell, the upper end of support stake is connected with the many arriss steel pipe pole that is used for supporting the power transmission line, sliding connection has the slip cap in the fixed shell, the support stake is located the middle part of slip cap and rather than sliding connection, in fixed shell and the support stake all buries and frozen soil, the slip cap keeps apart support stake and frozen soil, the bloated tangential force that frozen soil produced directly acts on the slip cap, be provided with coupling assembling between slip cap and the support stake. 1. The upward moving speed of the support pile and the multi-edge steel pipe rod is slowed down through the sliding sleeve, so that the support pile is always positioned at the lower side of frozen soil, and the support pile is not in direct contact with the frozen soil, so that the multi-edge steel pipe rod is prevented from toppling due to upward moving of the support pile; 2. the fixed shell blocks surrounding soil sand and stones, so that the surrounding unfrozen soil sand and stones are prevented from falling to the lower part of the support pile, and the support pile is prevented from being reset normally.
Description
Technical Field
The invention relates to the technical field of power transmission steel pipe rods, in particular to a 220kV and below polygonal steel pipe rod for power transmission.
Background
The polygonal steel pipe pole has the advantages of small occupied area and capability of erecting a plurality of power transmission lines with the pole, is suitable for areas with limited terrains and the like, can customize the height of the steel pipe pole according to requirements, is not limited by a standard pole tower, and is widely applied.
When the steel pipe rod is buried in a cold area, frost heaving is generated in the soil with lower temperature to form frost soil, when the swelling shear force of the frost soil is larger than the weight of the steel pipe rod, the steel pipe rod is pulled up, a cavity is formed at the lower end of the steel pipe rod, soil sand and stones at the lower end of the steel pipe rod roll down into the cavity, the steel pipe rod cannot fall back to the original place after being frozen for years, the steel pipe rod is pulled up year after year, the steel pipe rod is inclined to break an upper transmission line when serious, the existing method for solving the problem of pulling up of the steel pipe rod is that the oil felt is directly wrapped on the outer side of the steel pipe rod, frost heaving resistance between the later steel pipe rod and the frost soil is reduced, the pulling up speed of the steel pipe rod is slowed down, the swelling shear force generated by the frost soil is directly acted on the steel pipe rod, and the lower side soil of the steel pipe rod is not fixed.
Disclosure of Invention
In order to overcome the defects in the background technology, the invention provides a 220kV and below polygonal steel pipe pole for power transmission.
The technical scheme of the invention is as follows: the utility model provides a 220kV and following polygon steel pipe pole for transmission of electricity, including the fixed shell, be provided with the supporting pile in the fixed shell, the upper end of supporting pile is connected with the polygon steel pipe pole that is used for supporting the transmission of electricity, sliding connection has the slip cap in the fixed shell, the supporting pile is located the middle part of slip cap and rather than sliding connection, fixed shell and supporting pile are all buried in with the frozen soil, the slip cap keeps apart supporting pile and frozen soil, the bulge tangential force that frozen soil produced directly acts on the slip cap, be provided with coupling assembling between slip cap and the supporting pile, coupling assembling is used for acting on the slip cap with the gravity of supporting pile and polygon steel pipe pole, the upper portion of supporting pile is provided with reset assembly, reset assembly is used for resetting the slip cap, the supporting pile is provided with the horizontal supporting assembly that is used for preventing the fixed shell to upwards remove.
Further, the upper portion of the stationary housing is provided with a tapered surface for increasing the resistance to upward movement of the stationary housing.
Further, the outer side surface of the sliding sleeve is provided with a water-resisting layer for reducing freezing resistance between the sliding sleeve and frozen soil.
Further, the support pile and the sliding sleeve are provided with lubricating oil for reducing friction between the support pile and the sliding sleeve.
Further, the coupling assembling is including symmetrical first fixed plate, and symmetrical first fixed plate all rigid coupling is in the slip cap, and the lower part sliding connection of first fixed plate has spacing post, and the lower part of support stake is provided with the blind hole of symmetry, and spacing post is located adjacent support stake's blind hole, and the rigid coupling has the extension spring between spacing post and the first fixed plate, and the one end rigid coupling that spacing post is close to the fixed shell has the mounting panel, and the inner wall rigid coupling of fixed shell has symmetrical limiting plate, limiting plate and adjacent spacing post's mounting panel sliding fit.
Further, the limiting plate is arranged in a Z shape, and the limiting plate is close to the fixed shell from bottom to top.
Further, reset the subassembly including first solid fixed ring, first solid fixed ring rigid coupling is in the upper portion of support stake, first solid fixed ring rigid coupling has equidistant connecting rod, equidistant connecting rod lower extreme rigid coupling has the second solid fixed ring, sliding connection has the sliding ring between the equidistant connecting rod, the downside of sliding ring is provided with the arch, the sliding ring is used for extrudeing the slip cap downwards, one side rotation of first solid fixed ring and second solid fixed ring is connected with the lead screw, the lead screw passes the sliding ring and rather than screw-thread fit, the upper end rigid coupling of lead screw has the hexagonal fixed block.
Further, the transverse supporting component comprises circumferentially equidistant second fixing plates, the circumferentially equidistant second fixing plates are fixedly connected to the lower portion of the supporting pile, circumferentially equidistant grooves are formed in the sliding sleeves, the grooves of the sliding sleeves are in sliding fit with the adjacent second fixing plates, circumferentially equidistant through holes are formed in the fixing shells, the extrusion blocks are connected in the through holes of the fixing shells in a sliding mode, one side, away from the supporting pile, of each extrusion block is arranged to be an arc-shaped surface, and connecting plates are hinged between the second fixing plates and the adjacent extrusion blocks.
Further, the device also comprises a buffer cushion, wherein the buffer cushion is fixedly connected to the inner bottom of the fixed shell and is used for buffering the impact force of the support pile on the fixed shell when falling.
Further, still including the quick connect module that is convenient for install the support stake, quick connect module sets up in the upper portion of support stake, quick connect module is including the sliding seat, the upper portion of support stake is provided with the cavity, sliding seat sliding connection is in the cavity of support stake, the sliding seat is used for connecting the polygonal steel pipe pole, the downside of sliding seat rotates and is connected with the swivel becket, the interior lower part rigid coupling of support stake cavity has the backup pad, the rigid coupling has the spring between backup pad and the swivel becket, the downside rigid coupling of sliding seat has equidistant reference column of circumference, the lower extreme of reference column sets up to spherically, the upside rigid coupling of backup pad has the locating plate, the upside of locating plate is provided with equidistant blind hole of circumference, the blind hole cooperation of reference column and locating plate is spacing.
Compared with the prior art, the invention has the following advantages:
1. the sliding sleeve drives the supporting pile to move upwards through the first fixing plate and the limiting column, the weight of the supporting pile and the multi-edge steel pipe rod acts on the sliding sleeve, so that the sliding sleeve is subjected to downward pulling force, downward pulling force is generated on the sliding sleeve through the gravity of the supporting pile and the multi-edge steel pipe rod, the upward moving speed of the sliding sleeve is slowed down, meanwhile, the water-resisting layer on the outer side of the sliding sleeve prevents the sliding sleeve from being frozen with frozen soil, and meanwhile, the rising speed of the sliding sleeve due to the expansion shearing force of the frozen soil is slowed down.
2. The upward moving speed of the support pile and the multi-edge steel pipe rod is slowed down through the sliding sleeve, so that the support pile is always positioned at the lower side of frozen soil, and the support pile is not in direct contact with the frozen soil, and the multi-edge steel pipe rod is prevented from tilting due to the upward moving of the support pile.
3. The extrusion piece moves to the outside and increases the resistance that the support stake moved upwards, reduces the ascending travel speed of support stake, simultaneously the extrusion piece move to the outside increase with the extrusion force between the frozen soil and cooperate the conical surface of fixed shell upside, prevent the frost heaving force that the frozen soil produced and make the fixed shell upwards scurry the position, the fixed shell blocks around earth sand and stones, has avoided the earth sand and stones roll down to the lower part of support stake around not freezing, prevents that the support stake normally resets.
4. The buffer pad is used for buffering the impact force of the support pile to the bottom of the fixed shell, and the fixed shell is prevented from being damaged by impact due to the fact that the support pile is quickly reset.
5. The position of the bolt column on the sliding seat is adjusted by rotating the sliding seat, so that the problem that the installation efficiency of the multi-edge steel pipe rod is improved due to the fact that the weight of the multi-edge steel pipe rod is large and the time and the labor are wasted when the multi-edge steel pipe rod is rotated in the process of installing the multi-edge steel pipe rod is avoided.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic cross-sectional perspective view of the fixing case of the present invention.
Fig. 3 is a schematic perspective view of a connecting assembly according to the present invention.
Fig. 4 is a schematic cross-sectional perspective view of the connection assembly of the present invention.
Fig. 5 is a schematic perspective view of a reset assembly according to the present invention.
Fig. 6 is a schematic perspective view of the transverse support assembly of the present invention.
Fig. 7 is a schematic cross-sectional perspective view of the quick connect assembly of the present invention.
Fig. 8 is a schematic top perspective view of the quick connect assembly of the present invention.
Reference numerals in the figures: the device comprises a 1-fixed shell, a 2-supporting pile, a 3-polygonal steel pipe rod, a 4-sliding sleeve, a 5-first fixed plate, a 6-limiting column, a 7-tension spring, an 8-limiting plate, a 9-first fixed ring, a 10-connecting rod, a 101-second fixed ring, a 11-sliding ring, a 12-lead screw, a 13-second fixed plate, a 14-extrusion block, a 15-connecting plate, a 16-buffering cushion, a 17-sliding seat, a 18-rotating ring, a 19-supporting plate, a 20-spring, a 21-positioning column and a 22-positioning plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, are intended to fall within the scope of the present invention.
Example 1
The utility model provides a 220kV and following polygon steel pipe pole for transmission of electricity, as shown in fig. 1-2, including fixed shell 1, the upper portion of fixed shell 1 sets up to the toper face, be used for increasing the resistance that fixed shell 1 upwards moved, fixed shell 1 blocks around earth sand and stone, the earth sand and stone roll down to the lower part of support stake 2 around having avoided, prevent support stake 2 normal reset, be provided with support stake 2 in fixed shell 1, the upper end of support stake 2 is connected with the polygon steel pipe pole 3 that is used for supporting the transmission line, sliding connection has sliding sleeve 4 in fixed shell 1, the lateral surface of sliding sleeve 4 is provided with water-resisting layer, the water-resisting layer in the outside of sliding sleeve 4 prevents that it from freezing with frozen soil, simultaneously slowed down sliding sleeve 4 because of the ascending speed that frozen soil swelled shear force, support stake 2 is located the middle part of sliding sleeve 4 and rather than sliding connection, support stake 2 and sliding sleeve 4 are provided with lubricating oil, it has to have avoided there is frictional force between sliding sleeve 4 and support stake 2, result in sliding sleeve 4 and support stake 2 unable to slide each other, sliding sleeve 1 and support stake 2 are connected with support stake 2 and are buried in the sliding sleeve 2 and are used for supporting sleeve 2 to reset, the side is used for setting up the component and is used for sliding sleeve 2 to be used for setting up the sliding sleeve 2, and is used for setting up the component and is used for sliding sleeve 2 to be used for setting up the sliding sleeve 2 to be used for the side-up.
As shown in fig. 2-4, the connecting assembly comprises four symmetrical first fixing plates 5, the four first fixing plates 5 are all connected with the sliding sleeve 4 through bolts, the lower parts of the first fixing plates 5 are connected with limiting columns 6 in a sliding mode, four blind holes are formed in the lower parts of the supporting piles 2, the limiting columns 6 are located in the blind holes of the adjacent supporting piles 2, the sliding sleeve 4 drives the supporting piles 2 to move upwards through the first fixing plates 5 and the limiting columns 6, downward pulling force is generated on the sliding sleeve 4 by the gravity of the supporting piles 2 and the polygonal steel pipe rods 3, the upward moving speed of the sliding sleeve 4 is slowed down, tension springs 7 are fixedly connected between the limiting columns 6 and the first fixing plates 5, mounting plates are welded at the outer ends of the limiting columns 6, symmetrical limiting plates 8 are welded on the inner walls of the fixing shells 1, the limiting plates 8 are in sliding fit with the mounting plates of the adjacent limiting columns 6, the limiting plates 8 are arranged in a Z shape, and the limiting plates 8 are close to the fixing shells 1 from bottom to top.
As shown in fig. 5, the reset assembly comprises a first fixed ring 9, the first fixed ring 9 is welded on the upper part of the supporting pile 2, three equidistant connecting rods 10 are welded on the first fixed ring 9, a second fixed ring 101 is welded on the lower ends of the three equidistant connecting rods 10, a sliding ring 11 is connected between the three equidistant connecting rods 10 in a sliding manner, a protrusion is arranged on the lower side surface of the sliding ring 11, the thickness of the protrusion on the lower side surface of the sliding ring 11 is the same as that of the second fixed ring 101, the sliding ring 11 is used for downwards extruding the sliding sleeve 4, the front sides of the first fixed ring 9 and the second fixed ring 101 are rotationally connected with a lead screw 12, the lead screw 12 penetrates through the sliding ring 11 and is in threaded fit with the sliding ring 11, the lead screw 12 drives the sliding ring 11 to downwards through threads, the sliding ring 11 downwards extrudes the sliding sleeve 4, the sliding sleeve 4 downwards moves and resets, and a hexagonal fixed block is welded on the upper end of the lead screw 12.
As shown in fig. 6, the transverse supporting component comprises four second fixing plates 13 with equal intervals in the circumferential direction, the four second fixing plates 13 are welded at the lower part of the supporting pile 2, the sliding sleeve 4 is provided with four grooves with equal intervals in the circumferential direction, the grooves of the sliding sleeve 4 are in sliding fit with the adjacent second fixing plates 13, the fixing shell 1 is provided with four through holes with equal intervals in the circumferential direction, the through holes of the fixing shell 1 are slidably connected with extrusion blocks 14, the extrusion blocks 14 move outwards to extrude surrounding frozen soil, the extrusion blocks 14 move outwards to increase the resistance of the upward movement of the supporting pile 2, the upward movement speed of the supporting pile 2 is reduced, the outer sides of the extrusion blocks 14 are provided with arc-shaped surfaces, and connecting plates 15 are hinged between the second fixing plates 13 and the adjacent extrusion blocks 14.
When the device is used, firstly, a foundation pit is dug on the ground through a mechanical device, a worker puts a fixed shell 1, a supporting pile 2 and the like into the foundation pit, the upper end of a sliding sleeve 4 is higher than the ground, the worker fills the foundation pit and tamps the foundation pit, the worker lifts a multi-edge steel pipe rod 3 through a lifting device, the multi-edge steel pipe rod 3 is connected to the upper part of the supporting pile 2 through a bolt, when frost heaving occurs on soil, the sliding sleeve 4 is extruded by the bulge shear force generated by the frost heaving, the sliding sleeve 4 is extruded upwards, the sliding sleeve 4 drives the supporting pile 2 to move upwards through a first fixed plate 5 and a limiting column 6, the weight of the supporting pile 2 and the multi-edge steel pipe rod 3 acts on the sliding sleeve 4, the sliding sleeve 4 is stressed downwards, the downward pulling force is generated on the sliding sleeve 4 through the gravity of the supporting pile 2 and the multi-edge steel pipe rod 3, the upward moving speed of the sliding sleeve 4 is slowed down, meanwhile, the water-resisting layer at the outer side of the sliding sleeve 4 prevents the sliding sleeve 4 from freezing with frozen soil, meanwhile, the rising speed of the sliding sleeve 4 due to expansion and shearing force of frozen soil is slowed down, the sliding sleeve 4 drives the limit post 6 to move upwards through the first fixing plate 5, the mounting plate at the outer end of the limit post 6 slides upwards along the adjacent limit plate 8, in the process of moving the limit post 6 upwards, the mounting plate of the limit post 6 is guided by the limit plate 8, the limit post 6 moves outwards along the blind hole of the support post 2, meanwhile, the tension spring 7 is stretched, when the limit post 6 moves to the upper part of the limit plate 8, the limit post 6 and the blind hole of the support post 2 lose fit, the support post 2 and the polygonal steel pipe rod 3 move downwards along the sliding sleeve 4 to reset under the action of gravity, and the friction force between the sliding sleeve 4 and the support post 2 is avoided, the sliding sleeve 4 and the supporting pile 2 cannot slide mutually, the upward moving speed of the supporting pile 2 and the multi-edge steel pipe rod 3 is slowed down through the sliding sleeve 4, the supporting pile 2 is always positioned on the lower side of frozen soil, the supporting pile 2 is not in direct contact with the frozen soil, and the phenomenon that the multi-edge steel pipe rod 3 is inclined due to the upward moving of the supporting pile 2 is avoided.
The frozen soil continues to extrude the sliding sleeve 4, after the upper end of the sliding sleeve 4 extrudes the sliding ring 11, the sliding sleeve 4 upwards extrudes the sliding ring 11, at this moment, the supporting pile 2 and the gravity of the multi-edge steel pipe rod 3 overcome the expansion shearing force generated by the frozen soil, when the expansion shearing force of the frozen soil is greater than the gravity of the supporting pile 2 and the multi-edge steel pipe rod 3, the sliding sleeve 4 drives the supporting pile 2 and the multi-edge steel pipe rod 3 to upwards move, when the supporting pile 2 upwards moves, the supporting pile 2 drives the second fixing plate 13 to upwards move, the second fixing plate 13 drives the inner end of the connecting plate 15 to upwards move, the outer end of the connecting plate 15 enables the extrusion block 14 to outwards move along the fixing shell 1, the extrusion block 14 outwards moves to extrude the frozen soil around, the extrusion block 14 outwards moves to increase the resistance of the upward movement of the supporting pile 2, the upward movement speed of the supporting pile 2 is reduced, simultaneously, the extrusion block 14 outwards moves to increase the extrusion force between the frozen soil and the tapered surface of the upper side of the fixing shell 1, the frozen soil is prevented from upwards expanding, the fixing shell 1 is upwards located, the fixing shell 1 blocks the surrounding sand from blocking the surrounding sand and preventing the surrounding sand from falling to the supporting pile 2 from falling down to the normal supporting pile 2.
When frost heaving force is smaller than the gravity of the support pile 2 and the multi-edge steel pipe rod 3, under the action of the gravity of the support pile 2 and the multi-edge steel pipe rod 3, the support pile 2 drives the sliding sleeve 4 to move downwards for resetting, the support pile 2 and the multi-edge steel pipe rod 3 are reset, in the resetting process of the support pile 2, the support pile 2 drives the extrusion block 14 to reset through the second fixing plate 13 and the connecting plate 15, meanwhile, the unfrozen earth sand and stones backfill the extrusion block 14 for extruding lateral earth, the staff rotates the screw rod 12 through a spanner, the screw rod 12 rotates anticlockwise to drive the sliding ring 11 to move downwards through threads, the sliding ring 11 presses the sliding sleeve 4 downwards, the sliding sleeve 4 moves downwards for resetting along the support pile 2, the mounting plate at the outer end of the limiting post 6 moves downwards along the limiting plate 8, after the sliding sleeve 4 resets, the limiting post 6 is reinserted into the blind hole of the support pile 2 under the action of the tension spring 7, and the staff subsequently rotates the screw rod 12 to reset the sliding ring 11 upwards.
Example 2
On the basis of embodiment 1, as shown in fig. 6, the device further comprises a cushion pad 16, the cushion pad 16 is fixedly connected to the inner bottom of the fixed shell 1, the cushion pad 16 is used for buffering the impact force of the support pile 2 on the fixed shell 1 when falling, and the cushion pad 16 supports the support pile 2 in a normal state.
After the limit post 6 releases the limit to the support pile 2, the support pile 2 moves downwards under the action of gravity, the lower end of the support pile 2 is impacted on the buffer pad 16, the buffer pad 16 is used for buffering the impact force of the support pile 2 to the bottom of the fixed shell 1, and the fixed shell 1 is prevented from being damaged by impact caused by the rapid reset of the support pile 2.
Example 3
On the basis of embodiment 2, as shown in fig. 7-8, the quick connection assembly is further included, which is convenient for installing support pile 2, the quick connection assembly is arranged on the upper portion of support pile 2, the quick connection assembly comprises a sliding seat 17, the upper portion of support pile 2 is provided with a cavity, sliding seat 17 is slidingly connected in the cavity of support pile 2, sliding seat 17 is used for connecting multi-edge steel pipe rod 3, the position of the upper bolt column is adjusted through rotating sliding seat 17, in the process of installing multi-edge steel pipe rod 3, because multi-edge steel pipe rod 3 is heavy, time and labor are wasted in rotating multi-edge steel pipe rod 3, the installation efficiency of multi-edge steel pipe rod 3 is improved, the lower side surface of sliding seat 17 is rotationally connected with a rotating ring 18, the inner lower portion of the cavity of support pile 2 is welded with a supporting plate 19, a spring 20 is fixedly connected between supporting plate 19 and rotating ring 18, the lower side surface of sliding seat 17 is welded with a circumferentially equidistant positioning column 21, the lower end of positioning column 21 is provided with a spherical shape, the upper side surface of supporting plate 19 is welded with a positioning plate 22, the upper side surface of the positioning plate 22 is provided with a circumferentially equidistant positioning column 21, the positioning plate 21 is matched with the positioning plate 21 in the circumferential direction of the blind hole 3, and the positioning plate is matched with the positioning plate 3, and the positioning plate 3 is matched with the positioning plate 3, and the multi-edge steel pipe 3 is prevented from being matched with the positioning plate 3.
In the process of installing the multi-edge steel pipe rod 3, the multi-edge steel pipe rod 3 is lifted and transferred to the upper side of the sliding seat 17 through the lifting device, a worker rotates the sliding seat 17 to enable the sliding seat 17 to rotate along the cavity of the supporting pile 2, a bolt column on the sliding seat 17 is aligned with a through hole of the multi-edge steel pipe rod 3, the multi-edge steel pipe rod 3 is lowered along with the lifting device, the bolt column of the sliding seat 17 is inserted into the through hole of the multi-edge steel pipe rod 3, meanwhile, the multi-edge steel pipe rod 3 downwards extrudes the sliding seat 17, the sliding seat 17 downwards moves along the cavity of the supporting pile 2, the spring 20 is compressed, the positioning column 21 downwards moves and is inserted into a blind hole of the positioning plate 22, the sliding seat 17 is limited through the cooperation of the positioning column 21 and the positioning plate 22, the transmission line bolt supported on the multi-edge steel pipe rod 3 is prevented from being circumferentially rotated in the using process, the transmission line bolt column supported on the multi-edge steel pipe rod 3 is prevented from being broken, the position of the bolt column on the multi-edge steel pipe rod 3 is adjusted through rotating the sliding seat 17, the position of the bolt column is prevented from being broken in the process of installing the multi-edge steel pipe rod 3, and the multi-edge steel pipe rod 3 is prevented from wasting time and labor is increased in the installation efficiency of the multi-edge steel pipe rod 3 due to the fact that the weight of the multi-edge steel pipe rod 3 is relatively heavy.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. 220kV and below polygon steel pipe pole for transmission of electricity, its characterized in that: the device comprises a fixed shell (1), wherein a support pile (2) is arranged in the fixed shell (1), the upper end of the support pile (2) is connected with a multi-edge steel pipe rod (3) for supporting a power transmission line, a sliding sleeve (4) is connected in the fixed shell (1) in a sliding manner, the support pile (2) is arranged in the middle of the sliding sleeve (4) and is in sliding connection with the sliding sleeve, the fixed shell (1) and the support pile (2) are buried in frozen soil, the sliding sleeve (4) isolates the support pile (2) from the frozen soil, a bulge shear force generated by the frozen soil directly acts on the sliding sleeve (4), a connecting component is arranged between the sliding sleeve (4) and the support pile (2), the connecting component is used for acting the gravity of the support pile (2) and the multi-edge steel pipe rod (3) on the sliding sleeve (4), a reset component is arranged at the upper part of the support pile (2) and is used for resetting the sliding sleeve (4), and the support pile (2) is provided with a transverse support component used for preventing the fixed shell (1) from moving upwards;
the connecting assembly comprises symmetrical first fixing plates (5), wherein the symmetrical first fixing plates (5) are fixedly connected to the sliding sleeve (4), the lower parts of the first fixing plates (5) are slidably connected with limiting columns (6), symmetrical blind holes are formed in the lower parts of the supporting piles (2), the limiting columns (6) are located in the blind holes of the adjacent supporting piles (2), tension springs (7) are fixedly connected between the limiting columns (6) and the first fixing plates (5), mounting plates are fixedly connected to one ends, close to the fixing shells (1), of the limiting columns (6), symmetrical limiting plates (8) are fixedly connected to the inner walls of the fixing shells (1), and the limiting plates (8) are in sliding fit with the mounting plates of the adjacent limiting columns (6);
the limiting plate (8) is Z-shaped, and the limiting plate (8) is close to the fixed shell (1) from bottom to top.
2. The 220kV and below polygonal steel pipe pole for power transmission according to claim 1, wherein: the upper part of the fixed shell (1) is provided with a conical surface for increasing the resistance of the upward movement of the fixed shell (1).
3. The 220kV and below polygonal steel pipe pole for power transmission according to claim 1, wherein: the outer side surface of the sliding sleeve (4) is provided with a water-resisting layer for reducing freezing resistance between the sliding sleeve (4) and frozen soil.
4. The 220kV and below polygonal steel pipe pole for power transmission according to claim 1, wherein: the support pile (2) and the sliding sleeve (4) are provided with lubricating oil for reducing friction between the support pile (2) and the sliding sleeve (4).
5. The 220kV and below polygonal steel pipe pole for power transmission according to claim 4, wherein: the resetting component comprises a first fixing ring (9), the first fixing ring (9) is fixedly connected to the upper portion of the supporting pile (2), an equidistant connecting rod (10) is fixedly connected to the first fixing ring (9), a second fixing ring (101) is fixedly connected to the lower end of the equidistant connecting rod (10), sliding rings (11) are slidably connected between the equidistant connecting rods (10), protrusions are arranged on the lower side faces of the sliding rings (11), the sliding rings (11) are used for downwards extruding the sliding sleeves (4), a screw rod (12) is rotatably connected to one side of each of the first fixing ring (9) and the second fixing ring (101), the screw rod (12) penetrates through the sliding rings (11) and is in threaded fit with the sliding rings, and a hexagonal fixing block is fixedly connected to the upper ends of the screw rod (12).
6. The 220kV and below polygonal steel pipe pole for power transmission according to claim 1, wherein: the transverse supporting assembly comprises circumferentially equidistant second fixing plates (13), the circumferentially equidistant second fixing plates (13) are fixedly connected to the lower portion of the supporting pile (2), circumferentially equidistant grooves are formed in the sliding sleeves (4), the grooves of the sliding sleeves (4) are in sliding fit with the adjacent second fixing plates (13), circumferentially equidistant through holes are formed in the fixing shells (1), the through holes of the fixing shells (1) are slidably connected with extrusion blocks (14), one sides, far away from the supporting pile (2), of the extrusion blocks (14) are provided with arc-shaped surfaces, and connecting plates (15) are hinged between the second fixing plates (13) and the adjacent extrusion blocks (14).
7. The 220kV and below polygonal steel pipe pole for power transmission according to claim 1, wherein: the anti-falling device further comprises a buffer pad (16), the buffer pad (16) is fixedly connected to the inner bottom of the fixed shell (1), and the buffer pad (16) is used for buffering impact force of the support pile (2) on the fixed shell (1) when falling down.
8. The 220kV and below polygonal steel pipe pole for power transmission according to claim 1, wherein: the quick connecting assembly is arranged on the upper portion of the supporting pile (2), the quick connecting assembly comprises a sliding seat (17), the upper portion of the supporting pile (2) is provided with a cavity, the sliding seat (17) is slidably connected in the cavity of the supporting pile (2), the sliding seat (17) is used for connecting a polygonal steel pipe rod (3), the lower side face of the sliding seat (17) is rotationally connected with a rotating ring (18), a supporting plate (19) is fixedly connected to the inner lower portion of the cavity of the supporting pile (2), a spring (20) is fixedly connected between the supporting plate (19) and the rotating ring (18), a positioning column (21) with equal intervals in the circumferential direction is fixedly connected to the lower side face of the sliding seat (17), the lower end of the positioning column (21) is arranged to be spherical, a positioning plate (22) is fixedly connected to the upper side face of the supporting plate (19), a blind hole with equal intervals in the circumferential direction is formed in the upper side face of the positioning plate (22), and the positioning column (21) is matched with the blind hole of the positioning plate (22) to be limited.
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| CN202310217165.3A CN116290986B (en) | 2023-03-08 | 2023-03-08 | 220kV and below polygonal steel pipe pole for power transmission |
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| CN202310217165.3A CN116290986B (en) | 2023-03-08 | 2023-03-08 | 220kV and below polygonal steel pipe pole for power transmission |
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| CN116290986B true CN116290986B (en) | 2023-10-31 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10102490A (en) * | 1996-10-02 | 1998-04-21 | Mitani Sekisan Co Ltd | Method of constructing underground structure |
| CN111827767A (en) * | 2020-07-31 | 2020-10-27 | 海南信强实业有限公司 | Novel electric pole |
| CN213539037U (en) * | 2020-10-20 | 2021-06-25 | 许文奕 | Pile foundation protection structure for plateau frozen soil area |
| CN213869185U (en) * | 2020-10-09 | 2021-08-03 | 湖州飞剑杆塔制造有限公司 | Multi-edge steel pipe pole tower |
| CN113356184A (en) * | 2021-07-26 | 2021-09-07 | 黑龙江省建筑安装集团有限公司 | Civil engineering building composite pile |
| CN217631621U (en) * | 2022-04-01 | 2022-10-21 | 河南九州电力杆塔有限责任公司 | High-strength and high-stability multi-prismatic steel pipe pole |
| CN115653016A (en) * | 2022-11-26 | 2023-01-31 | 国网吉林省电力有限公司辽源供电公司 | Cold region pile foundation anti-freezing pulling device and installation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090211178A1 (en) * | 2008-02-27 | 2009-08-27 | Marshall Frederick S | System for Forming a Movable Slab Foundation |
-
2023
- 2023-03-08 CN CN202310217165.3A patent/CN116290986B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10102490A (en) * | 1996-10-02 | 1998-04-21 | Mitani Sekisan Co Ltd | Method of constructing underground structure |
| CN111827767A (en) * | 2020-07-31 | 2020-10-27 | 海南信强实业有限公司 | Novel electric pole |
| CN213869185U (en) * | 2020-10-09 | 2021-08-03 | 湖州飞剑杆塔制造有限公司 | Multi-edge steel pipe pole tower |
| CN213539037U (en) * | 2020-10-20 | 2021-06-25 | 许文奕 | Pile foundation protection structure for plateau frozen soil area |
| CN113356184A (en) * | 2021-07-26 | 2021-09-07 | 黑龙江省建筑安装集团有限公司 | Civil engineering building composite pile |
| CN217631621U (en) * | 2022-04-01 | 2022-10-21 | 河南九州电力杆塔有限责任公司 | High-strength and high-stability multi-prismatic steel pipe pole |
| CN115653016A (en) * | 2022-11-26 | 2023-01-31 | 国网吉林省电力有限公司辽源供电公司 | Cold region pile foundation anti-freezing pulling device and installation method thereof |
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| CN116290986A (en) | 2023-06-23 |
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