CN114776125A - Steel pipe pole with shear key - Google Patents
Steel pipe pole with shear key Download PDFInfo
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- CN114776125A CN114776125A CN202210494900.0A CN202210494900A CN114776125A CN 114776125 A CN114776125 A CN 114776125A CN 202210494900 A CN202210494900 A CN 202210494900A CN 114776125 A CN114776125 A CN 114776125A
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- wall
- rod
- fixed
- mounting ring
- rod body
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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
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/64—Insulation or other protection; Elements or use of specified material therefor for making damp-proof; Protection against corrosion
- E04B1/642—Protecting metallic construction elements against corrosion
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/70—Drying or keeping dry, e.g. by air vents
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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
- E04H12/22—Sockets or holders for poles or posts
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Paleontology (AREA)
- Mining & Mineral Resources (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The invention relates to the technical field of advanced steel materials, in particular to a steel pipe rod with shear keys, which comprises a rod body, wherein a fixing plate is fixedly arranged at the bottom end of the rod body; the bottom end of the outer wall of the rod body is provided with a supporting component for supporting the rod body, and the inner wall of the rod body is provided with an anti-corrosion component; the supporting assembly comprises a first mounting ring, a second mounting ring, a first supporting rod, a first clamping piece, a second clamping piece and a clamping and connecting plate, the first mounting ring is fixedly mounted at the bottom end of the outer wall of the rod body, the second mounting ring is slidably mounted at the bottom end of the outer wall of the rod body, the second mounting ring is positioned below the first mounting ring, and a plurality of first supporting rods are rotatably mounted at the top end of the first mounting ring; according to the invention, the first clamping piece and the second clamping piece clamp the arc-shaped grooves on two sides of the top end of the first supporting rod through the arc-shaped convex blocks on the fixed clamping joint to fix the first supporting rod, the bottom end of the first supporting rod is clamped at the bottom end of the fixed plate to support the rod body, so that the pressure of a shear key at the bottom end of the rod body is reduced, and the installation of the rod body is more stable.
Description
Technical Field
The invention relates to the technical field of advanced steel materials, in particular to a steel pipe rod with shear keys.
Background
The steel pipe pole is used for city construction, wherein the steel pipe pole can be used to erect circuit system in electric power construction, and the steel pipe pole is small, takes up an area of also for a short time, also pleasing to the eye than the iron tower to a certain extent, and the cross-sectional type of steel pipe pole mainly has circular and polygon.
At present, steel pipe poles are mostly fixed on a base support in a bottom cement foundation through screws during construction, the support strength of the steel pipe poles is enhanced through the shear keys arranged at the bottom ends of the steel pipe poles, and the pressure on the shear keys is large when the steel pipe poles are used.
Disclosure of Invention
The invention aims to provide a steel pipe pole with a shear key, which comprises a pole body, wherein a fixing plate is fixedly arranged at the bottom end of the pole body; the bottom end of the outer wall of the rod body is provided with a supporting component for supporting the rod body, and the inner wall of the rod body is provided with an anti-corrosion component; the supporting component comprises a first mounting ring, a second mounting ring, a first supporting rod, a first clamping piece, a second clamping piece and a clamping plate, the first mounting ring is fixedly mounted at the bottom end of the outer wall of the rod body, the second mounting ring is slidably mounted at the bottom end of the outer wall of the rod body, the second mounting ring is located below the first mounting ring, the first supporting rod is rotatably mounted at the top end of the first mounting ring, the first clamping piece and the second clamping piece are rotatably mounted at the bottom end of the first mounting ring, and the clamping plate is fixedly mounted on one side of the first supporting rod.
Optionally, a plurality of rotating frames are fixedly mounted at the top ends of the first mounting rings, the first supporting rods are rotatably mounted on the inner walls of the rotating frames, a plurality of rotating grooves are formed in the top ends of the first mounting rings and the second mounting rings, the clamping plates are located on the walls of the rotating grooves, and the first supporting rods are L-shaped.
Optionally, one end of the first mounting ring and one end of the second mounting ring are rotatably provided with fixing screws, the first clamping piece and the second clamping piece are rotatably arranged on the outer wall of the fixing screws, one end of the first clamping piece and one end of the second clamping piece are fixedly provided with fixing clamping pieces, one side of each fixing clamping piece is fixedly provided with an arc-shaped convex block, the top ends of the two sides of the first supporting rod are provided with arc-shaped grooves, and the arc-shaped convex blocks on one side of the fixing clamping pieces are clamped with the arc-shaped grooves.
Optionally, fixed plate bottom fixed mounting has the foundation, fixed plate top fixed mounting receives the line post, it is located to receive the line post the body of rod inner wall, receive the line post with the foundation is linked together, body of rod inner wall fixed mounting has fixed frame.
Optionally, a plurality of sliding frames are fixedly mounted at the top end of the fixing plate, one side of each sliding frame is fixedly mounted at the bottom end of the outer wall of the winding post, a second supporting rod is mounted on the inner wall of each sliding frame in a sliding mode and is a long rod inclined, the top end of each second supporting rod is connected with the bottom end of the fixing frame in a clamping mode, and a plurality of supporting springs are fixedly mounted at the bottom end of the inner wall of each sliding frame.
Optionally, the anticorrosion assembly includes installing support, water absorption spare, drainage post and guide frame, and is a plurality of installing support fixed mounting in body of rod inner wall, water absorption spare inner wall, drainage post fixed mounting in installing support inner wall one side, it is a plurality of guide frame fixed mounting in body of rod inner wall, the guide frame is located drainage post below, just the guide frame with the drainage post position is corresponding.
Optionally, a plurality of second drain holes are formed in the bottom end of the outer wall of the rod body, and the guide frame is fixedly mounted on one side of the second drain holes through a connecting pipeline.
Optionally, the outer wall of the rod body is fixedly installed in the fixed support, the outer wall of the fixed support is fixedly installed with a plurality of installation bases, the top end of each installation base is fixedly installed with a water baffle, a first drainage hole is formed in the bottom end of the inner wall of the water baffle, a drainage pipe is fixedly installed at the bottom end of the first drainage hole, an installation part is installed at the bottom end of each installation base in a sliding mode, the installation part is located on the outer wall of the rod body, and a plurality of shear keys are fixedly installed at the bottom end of the outer wall of the rod body.
Optionally, a plurality of small particle arc points are fixedly connected to the bottom end of the first mounting ring, the top end of the second mounting ring, the two ends of the first clamping piece and the two ends of the second clamping piece, a plurality of notches are formed in the outer wall of the rod body, the positions of the notches correspond to those of the mounting support, and mounting covers are fixedly mounted on the groove walls of the notches through screws.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first clamping piece and the second clamping piece clamp the arc-shaped grooves on two sides of the top end of the first supporting rod through the arc-shaped convex blocks on the fixed clamping joint to fix the first supporting rod, the bottom end of the first supporting rod is clamped at the bottom end of the fixed plate to support the rod body, so that the pressure of a shear key at the bottom end of the rod body is reduced, and the installation of the rod body is more stable.
2. According to the invention, water vapor on the inner wall of the rod body is adsorbed by the water absorbing piece and is condensed into water drops through the water guide column on one side, the water drops flow downwards along the water guide column and fall into the guide frame, and the water drops are discharged out of the second water discharge hole through the connecting pipeline, so that the influence of the water vapor on the inner wall surface of the rod body on the service life of the rod body is reduced.
3. The water baffle plate is used for preventing rainwater from falling on the cement substrate at the bottom end to strike the cement substrate ground in rainy days, so that the influence of long-time rainwater striking and corrosion on the cement substrate on the stability of the rod body is prevented, and the cement substrate at the bottom end can be well protected.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a sectional view of the rod and the fixing plate according to the present invention;
FIG. 3 is an installation view of a second support bar according to the present invention;
FIG. 4 is a bottom end sectional view of the present invention;
FIG. 5 is an installation view of the first card member and the second card member of the present invention;
FIG. 6 is an installation view of the water guard plate of the present invention.
The reference numbers illustrate:
1. a rod body; 2. installing a cover; 3. a first drain hole; 4. a water baffle; 5. a drain pipe; 6. a shear key; 7. a bottom pillar; 8. a second drain hole; 9. a fixing plate; 10. a first support bar; 11. a water absorbing member; 12. mounting a bracket; 13. a water diversion column; 14. a second support bar; 15. a slide frame; 16. a guide frame; 17. a clamping and connecting plate; 18. rotating the frame; 19. a first mounting ring; 20. a second mounting ring; 21. a first clip member; 22. a second clip member; 23. a fixing screw; 24. fixing the clamping piece; 25. a rotating groove; 26. taking up the wire column; 27. a support spring; 29. fixing a bracket; 30. installing a base; 31. a mounting member; 32. a fixing frame is provided.
The objects, features, and advantages of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2 and 5, the steel pipe pole with shear keys according to the present invention includes a pole body 1, and a fixing plate 9 is fixedly installed at a bottom end of the pole body 1; the bottom end of the outer wall of the rod body 1 is provided with a supporting component for supporting the rod body 1, and the inner wall of the rod body 1 is provided with an anti-corrosion component; the supporting component comprises a first mounting ring 19, a second mounting ring 20, a first supporting rod 10, a first clamping piece 21, a second clamping piece 22 and a clamping plate 17, the first mounting ring 19 is fixedly mounted at the bottom end of the outer wall of the rod body 1, the second mounting ring 20 is slidably mounted at the bottom end of the outer wall of the rod body 1, the second mounting ring 20 is positioned below the first mounting ring 19, a plurality of first supporting rods 10 are rotatably mounted at the top end of the first mounting ring 19, the first clamping piece 21 and the second clamping piece 22 are rotatably mounted at the bottom end of the first mounting ring 19, the clamping plate 17 is fixedly mounted at one side of the first supporting rod 10, a plurality of rotating frames 18 are fixedly mounted at the top end of the first mounting ring 19, the first supporting rod 10 is rotatably mounted at the inner wall of the rotating frames 18, a plurality of rotating grooves 25 are formed at the top ends of the first mounting ring 19 and the second mounting ring 20, the clamping plate 17 is positioned at the wall of the rotating grooves 25, the first supporting rod 10 is L-shaped, and a fixing screw 23 is rotatably mounted at one end of the first mounting ring 19 and the second mounting ring 20, the first clamping piece 21 and the second clamping piece 22 are rotatably installed on the outer wall of the fixed screw 23, one end of each of the first clamping piece 21 and the second clamping piece 22 is fixedly provided with a fixed clamping piece 24, one side of each fixed clamping piece 24 is fixedly provided with an arc-shaped convex block, the top ends of the two sides of the first supporting rod 10 are provided with arc-shaped grooves, the arc-shaped convex block on one side of each fixed clamping piece 24 is clamped with the arc-shaped grooves, the bottom end of the fixed plate 9 is fixedly provided with a bottom post 7, the top end of the fixed plate 9 is fixedly provided with a wire take-up post 26, the wire take-up post 26 is positioned on the inner wall of the rod body 1, the wire take-up post 26 is communicated with the bottom post 7, and the inner wall of the rod body 1 is fixedly provided with a fixed frame 32; second collar 20 slides at 1 outer wall of the body of rod, second collar 20 plays the effect of fixed first fastener 21 and second fastener 22, first fastener 21 and second fastener 22 play the effect fixed to first bracing piece 10, first fastener 21 and second fastener 22 block the arc wall of first bracing piece 10 top both sides through the curved lug on the fixed fastener 24, first bracing piece 10 bottom joint is in fixed plate 9 bottoms, support the body of rod 1, reduce the pressure of 1 bottom shear key 6 of the body of rod, make the installation of the body of rod 1 more stable.
In this example, the rod body 1 may be made of an advanced steel material of V-N microalloyed H-beam steel, and the chemical components thereof by mass percent are as follows: c: 0.07 to 0.13%, Si: 0.20-0.30%, Mn: 1.35-1.55%, P is less than or equal to 0.020%, S is less than or equal to 0.015%, V: 0.04 to 0.07 percent of Ti: 0.005-0.010%, N: 0.011-0.022 percent, wherein C/N is less than or equal to 6.8, Ti/V is less than or equal to 0.15, N/(0.292Ti +0.275V) < 1.0 is more than or equal to 0.7, and the balance is Fe; the adoption of the advanced steel material can enhance the uniformity of the section performance of the rod body 1, remarkably improve the impact toughness of the rod body 1 and prolong the service life of the rod body 1.
Referring to fig. 3, a plurality of sliding frames 15 are fixedly mounted at the top end of the fixing plate 9, one side of each sliding frame 15 is fixedly mounted at the bottom end of the outer wall of the wire receiving column 26, second supporting rods 14 are slidably mounted on the inner walls of the sliding frames 15, each second supporting rod 14 is an inclined long rod, the top ends of the second supporting rods 14 are clamped with the bottom end of the fixing frame 32, and a plurality of supporting springs 27 are fixedly mounted at the bottom ends of the second supporting rods 14 and the bottom ends of the inner walls of the sliding frames 15; after the body of rod 1 was installed on fixed plate 9, the 14 tops of second bracing piece and fixed frame 32 looks joint, second bracing piece 14 plays the supporting role to the body of rod 1 inner wall, can further strengthen the stability of the body of rod 1.
Referring to fig. 4, the anti-corrosion assembly comprises a mounting bracket 12, a water absorbing part 11, a water guiding column 13 and a guiding frame 16, wherein the mounting brackets 12 are fixedly mounted on the inner wall of the rod body 1, the water absorbing part 11 is mounted on the inner wall of the mounting bracket 12, the water guiding column 13 is fixedly mounted on one side of the inner wall of the mounting bracket 12, the guiding frames 16 are fixedly mounted on the inner wall of the rod body 1, the guiding frame 16 is positioned below the water guiding column 13, the guiding frame 16 corresponds to the water guiding column 13, a plurality of second water drainage holes 8 are formed in the bottom end of the outer wall of the rod body 1, and the guiding frame 16 is fixedly mounted on one side of the second water drainage holes 8 through a connecting pipeline; the water absorption piece 11 can select water absorption sponge and solid block-shaped water absorption silica gel, the water absorption piece 11 absorbs the water vapor on the inner wall of the rod body 1, the water vapor is condensed into water drops through the water guiding column 13 on one side, the water drops flow downwards along the water guiding column 13 and fall into the guiding frame 16, the water drops are discharged out of the second water discharging hole 8 through the connecting pipeline, and the water vapor on the inner wall of the rod body 1 is reduced to corrode the surface of the inner wall of the rod body 1 and influence the service life of the rod body 1.
Referring to fig. 6, the outer wall of a rod body 1 is fixedly installed on a fixed support 29, a plurality of installation bases 30 are fixedly installed on the outer wall of the fixed support 29, a water baffle 4 is fixedly installed at the top end of each installation base 30, a first drainage hole 3 is formed in the bottom end of the inner wall of each water baffle 4, a drainage pipe 5 is fixedly installed at the bottom end of each first drainage hole 3, installation pieces 31 are evenly and slidably installed at the bottom ends of the installation bases 30, the installation pieces 31 are located on the outer wall of the rod body 1, a plurality of shear keys 6 are fixedly installed at the bottom end of the outer wall of the rod body 1, the bottom end of a first installation ring 19, the top end of a second installation ring 20, two ends of a first clamping piece 21 and two ends of a second clamping piece 22 are fixedly connected with a plurality of small-particle arc points, a plurality of notches are formed in the outer wall of the rod body 1, the positions of the notches correspond to installation supports 12, and installation covers 2 are fixedly installed on the groove walls of the notches through screws; the breakwater 4 plays and blocks that the rainwater falls to strike cement base ground on the cement base of bottom in the rainy day, prevents that long-time rainwater from striking and corroding the cement base and influence the stability of the body of rod 1, the cement base of protection bottom that can be fine.
The working process and principle of the invention are as follows: when the steel pipe pole is installed, the bottom end of the pole body 1 and the fixed plate 9 are fixed by aligning the pole body 1 and the fixed plate 9 through screws, the first supporting pole 10 is rotated to fix the bottom end of the first supporting pole 10 on the fixed plate 9, the fixed screw 23 is rotated, the first clamping piece 21 and the second clamping piece 22 clamp arc-shaped grooves at two sides of the top end of the first supporting pole 10 through arc-shaped convex blocks on the fixed clamping piece 24 to fix the first supporting pole 10, a nut is screwed, the second mounting ring 20 moves upwards to clamp the first mounting ring 19 and the second mounting ring 20 to fix the first supporting pole 10, the first supporting pole 10 supports the pole body 1, a cement base is poured, the fixed plate 9 is fixed, when the pole body 1 is used, the water absorbing piece 11 absorbs water vapor on the inner wall of the pole body 1 and is condensed into water drops through the water guiding column 13 at one side, the water drops flow downwards along the water guiding column 13 and fall into the guiding frame 16, and the water vapor on the inner wall of the rod body 1 is prevented from corroding the surface of the inner wall of the rod body 1 by discharging the water vapor out of the second water discharging hole 8 through the connecting pipeline.
While the invention has been described in further detail in connection with specific embodiments thereof, it will be understood that the invention is not limited thereto, and that various other modifications and substitutions may be made by those skilled in the art without departing from the spirit of the invention, which should be considered to be within the scope of the invention as defined by the appended claims.
Claims (9)
1. Take shear key steel pipe pole, including the body of rod (1), its characterized in that: a fixed plate (9) is fixedly arranged at the bottom end of the rod body (1);
the bottom end of the outer wall of the rod body (1) is provided with a supporting component for supporting the rod body (1), and the inner wall of the rod body (1) is provided with an anti-corrosion component;
the support assembly comprises a first mounting ring (19), a second mounting ring (20), a first supporting rod (10), a first clamping piece (21), a second clamping piece (22) and a clamping plate (17), wherein the first mounting ring (19) is fixedly mounted at the bottom end of the outer wall of the rod body (1), the second mounting ring (20) is slidably mounted at the bottom end of the outer wall of the rod body (1), the second mounting ring (20) is located below the first mounting ring (19), the first supporting rod (10) is rotatably mounted at the top end of the first mounting ring (19), the first clamping piece (21) and the second clamping piece (22) are rotatably mounted at the bottom end of the first mounting ring (19), and the clamping plate (17) is fixedly mounted at one side of the first supporting rod (10).
2. The shear key-equipped steel pipe pole according to claim 1, wherein: first collar (19) top fixed mounting have a plurality of rotation frames (18), first bracing piece (10) rotate install in rotate frame (18) inner wall, a plurality of rotation grooves (25) have all been seted up on first collar (19) and second collar (20) top, joint board (17) are located rotation groove (25) cell wall, first bracing piece (10) are L shape.
3. The shear key-equipped steel pipe pole according to claim 1, wherein: first mounting ring (19) and second mounting ring (20) one end are rotated and are installed fixed screw (23), first fastener (21) and second fastener (22) rotate install in fixed screw (23) outer wall, first fastener (21) and second fastener (22) one end fixed mounting has fixed fastener (24), fixed fastener (24) one side fixed mounting has curved lug, the arc wall has been seted up on first bracing piece (10) both sides top, the arc lug of fixed fastener (24) one side with arc groove looks joint.
4. The steel pipe pole with shear key according to claim 1, wherein: fixed plate (9) bottom fixed mounting has foundation (7), fixed plate (9) top fixed mounting has receipts line post (26), it is located to receive line post (26) the body of rod (1) inner wall, receive line post (26) with foundation (7) are linked together, the body of rod (1) inner wall fixed mounting has fixed frame (32).
5. The steel pipe pole with shear key of claim 4, wherein: fixed plate (9) top fixed mounting has a plurality of sliding frame (15), just sliding frame (15) one side fixed mounting in receive terminal (26) outer wall bottom, the equal slidable mounting of sliding frame (15) inner wall has second bracing piece (14), second bracing piece (14) are the stock of slope, second bracing piece (14) top with fixed frame (32) bottom joint, second bracing piece (14) bottom with sliding frame (15) inner wall bottom fixed mounting has a plurality of supporting spring (27).
6. The shear key-equipped steel pipe pole according to claim 1, wherein: anticorrosion assembly includes installing support (12), water absorbing part (11), diversion post (13) and guide frame (16), and is a plurality of installing support (12) fixed mounting in body of rod (1) inner wall, water absorbing part (11) install in installing support (12) inner wall, diversion post (13) fixed mounting in installing support (12) inner wall one side, it is a plurality of guide frame (16) fixed mounting in body of rod (1) inner wall, guide frame (16) are located diversion post (13) below, just guide frame (16) with diversion post (13) position is corresponding.
7. The shear key-equipped steel pipe pole according to claim 6, wherein: the bottom end of the outer wall of the rod body (1) is provided with a plurality of second drain holes (8), and the guide frame (16) is fixedly arranged on one side of the second drain holes (8) through a connecting pipeline.
8. The steel pipe pole with shear key according to claim 1, wherein: the utility model discloses a building structure, including the body of rod (1), the body of rod (1) outer wall fixed mounting in fixed bolster (29), fixed bolster (29) outer wall fixed mounting has a plurality of installation bases (30), installation base (30) top fixed mounting has breakwater (4), first drainage hole (3) have been seted up to breakwater (4) inner wall bottom, first drainage hole (3) bottom fixed mounting has drain pipe (5), equal slidable mounting in installation base (30) bottom has installed part (31), installed part (31) are located the body of rod (1) outer wall, the body of rod (1) outer wall bottom fixed mounting has a plurality of shear keys (6).
9. The steel pipe pole with shear key according to claim 1, wherein: first collar (19) bottom, second collar (20) top, first fastener (21) both ends and the equal fixedly connected with a plurality of tiny particle arc points in second fastener (22) both ends, a plurality of notches have been seted up to the body of rod (1) outer wall, the notch position with installing support (12) are corresponding, the notch cell wall has installation lid (2) through screw fixed mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210494900.0A CN114776125A (en) | 2022-05-07 | 2022-05-07 | Steel pipe pole with shear key |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210494900.0A CN114776125A (en) | 2022-05-07 | 2022-05-07 | Steel pipe pole with shear key |
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| CN114776125A true CN114776125A (en) | 2022-07-22 |
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| CN202210494900.0A Pending CN114776125A (en) | 2022-05-07 | 2022-05-07 | Steel pipe pole with shear key |
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| CN210798449U (en) * | 2019-09-02 | 2020-06-19 | 青岛祥明电力设备有限公司 | Steel tube tower with drainage holes |
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