Bottom reinforcing structure for iron tower

Abstract

The utility model discloses a bottom reinforcing structure for an iron tower, which relates to the technical field of building reinforcement and comprises a base, the lower end of the base is fixed with a foundation at the bottom of the iron tower through an anchor rod, a fixed table is fixed at the upper end of the base, and a height-adjustable reinforcing support rod is fixedly mounted at the upper end of the fixed table. According to the bottom reinforcing structure for the iron tower, due to the arrangement of the reinforcing supporting rod, the tower embracing fixing head and the pulling steel cable, the supporting structure and the tensioning structure used by the bottom reinforcing structure for the iron tower can be installed at the bottom of the iron tower in a later mode, and the tower embracing fixing head is used for being fixedly arranged on a tower body at the bottom of the iron tower in a hooped mode. The bottom of the built iron tower can be reinforced, the installation position can be flexibly selected according to requirements, the use flexibility is higher, large-area application and popularization are facilitated, meanwhile, structural transformation of the iron tower body is not needed, and on the premise that the structural integrity of the iron tower is guaranteed, reinforcement and transformation construction is more convenient and faster.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building reinforcement, particularly to a bottom reinforcement structure for a tower. BACKGROUND

[0002] Traditional power towers are usually supplemented and reinforced by anchor rods on the slope of the tower foundation. When in use, the power tower foundation is usually of soil structure. When the power tower is erected, the bottom end and the side end structure of the power tower need to be supplemented by corresponding structures. However, the change in geology during long-term use of the power tower foundation can cause the power tower body to bend and deform, resulting in tilting of the tower, and even accidents such as tower collapse or wire breakage.

[0003] To solve the above problems, the patent document with publication number "CN215595158U" discloses a fixing structure for a power transmission tower, which includes a foundation, a reinforcing pier embedded and installed at the top of the foundation, a pair of upper pier heads embedded and installed at the top of the reinforcing pier, and a reinforcing column connected between the lower ends of the pair of upper pier heads and located in the reinforcing pier; the top of the upper pier head is provided with a fixed column, and the top of the fixed column is provided with a flange assembly.

[0004] Based on the above search and combined with the prior art, it is found that most of the existing bottom reinforcement structures for towers are reinforced at the foundation position of the tower. However, this structure needs to be installed during the construction phase and is not suitable for the bottom of the tower that has already been built, which is not conducive to reinforcing and modifying the completed tower. Therefore, there is a need for a bottom reinforcement structure for a tower. SUMMARY

[0005] The purpose of the present application is to provide a bottom reinforcement structure for a tower to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the present application provides the following technical solution: a bottom reinforcement structure for a tower, comprising a base, the lower end of the base being fixed to the foundation at the bottom of the tower by an anchor rod, the upper end of the base being fixed with a fixed table, the upper end of the fixed table being fixedly installed with a height-adjustable reinforcing support rod, the upper end of the reinforcing support rod being installed with a tower-holding fixing head, the tower-holding fixing head being used to fix a hoop on the tower body at the bottom of the tower;

[0007] A steel cable winch is rotatably connected to one side of the fixed table, and a pulling steel cable is also provided on the fixed table, one end of the pulling steel cable being formed with a movable sleeve, and the movable rod end of the pulling steel cable being wound on the steel cable winch after passing through the fixed table.

[0008] Preferably, the tower-holding fixing head is a U-shaped steel structure, and the side plates on the opposite sides of the tower-holding fixing head are both provided with horizontal through holes;

[0009] The counter-pulling fixing bolt is arranged in the through hole, and the tower holding fixing head is used to tightly hold the tower body by cooperating with the counter-pulling fixing bolt.

[0010] Preferably, a plurality of through holes are arranged, and the plurality of through holes are divided into two rows, and at least one counter-pulling fixing bolt is arranged in each of the two rows of through holes.

[0011] Preferably, a cable passing hole is arranged on the fixing table for passing the steel cable, the steel cable fixing ring is arranged at the lower end of the steel cable winch, and the movable end of the steel cable is arranged on the steel cable fixing ring after the steel cable is wound on the steel cable winch.

[0012] Preferably, the reinforcing support rod comprises a fixed rod, a movable sleeve rod and an extension column.

[0013] The lower end of the fixed rod is fixed to the upper end of the fixing table, the upper end of the fixed rod is fixed to the lower end of the extension column, the movable sleeve rod is movably sleeved on the extension column, a first adjusting hole is arranged on the movable sleeve rod, and a second adjusting hole is arranged on the extension column.

[0014] Preferably, a plurality of second adjusting holes are arranged on the extension column and are uniformly distributed along the vertical direction, and an adjusting bolt is arranged in the first adjusting hole and the second adjusting hole.

[0015] Preferably, the lower end of the tower holding fixing head is fixed with a connecting block, and a connecting shaft is arranged in the middle of the connecting block.

[0016] The upper end of the movable sleeve rod is integrally formed with two symmetrical connecting clamping plates, the connecting shaft is rotatably arranged at both ends of the two connecting clamping plates, and the connecting block is arranged between the two connecting clamping plates.

[0017] In summary, the technical effects and advantages of the utility model are as follows:

[0018] 1、 in the utility model, the reinforcing support rod, the tower holding fixing head and the pulling steel cable are arranged, so that the support and tensioning structure used for the bottom reinforcing structure of the tower can be installed at the bottom of the tower, the bottom of the tower that has been built can be reinforced, the installation position can be flexibly selected according to requirements, the use flexibility is stronger, the utility model is beneficial to large-area popularization and use, the structure of the tower body does not need to be modified, the construction of the reinforcing modification is more convenient and faster under the premise of ensuring the integrity of the tower structure.

[0019] 2、The utility model discloses, through the setting of steel cable capstan and steel cable fixed ring, the movable end of the pulling steel cable is set on the steel cable fixed ring after winding on the steel cable capstan, thereby can fix the length of the pulling steel cable, make the pulling steel cable keep the force to the tower body after installation, enhance the stability of the tower bottom, simultaneously, after using for a period of time, the staff still can set the movable end of the pulling steel cable on the steel cable fixed ring after unwinding the movable end of the pulling steel cable and winding the pulling steel cable with the steel cable capstan again, and this can adjust the stress that the pulling steel cable exerts to the tower at any time, convenient for subsequent maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0021] Figure 1 It is a three-dimensional structure schematic diagram in the embodiment;

[0022] Figure 2 It is a tower holding head structure schematic diagram in the embodiment;

[0023] Figure 3 It is a fixed table structure schematic diagram in the embodiment;

[0024] Figure 4 It is a reinforcing support rod split structure schematic diagram in the embodiment.

[0025] In the drawing: 1, base; 11, anchor rod; 2, fixed table; 21, cable passing hole; 3, reinforcing support rod; 31, fixed rod; 32, movable sleeve rod; 321, first adjusting hole; 322, connecting clamping plate; 33, extension column; 331, second adjusting hole; 34, adjusting bolt; 4, tower holding head; 41, perforation; 42, connecting block; 421, connecting shaft; 43, tensioning fixing bolt; 5, pulling steel cable; 51, movable sleeve head; 6, steel cable capstan; 7, steel cable fixed ring. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments only constitute some embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0027] Embodiment: referenceFigures 1-4 The bottom reinforcing structure for the iron tower comprises a base 1, the lower end of the base 1 is fixed to the foundation at the bottom of the iron tower through an anchor rod 11, the upper end of the base 1 is fixedly provided with a fixed table 2, the upper end of the fixed table 2 is fixedly provided with a height-adjustable reinforcing support rod 3, the upper end of the reinforcing support rod 3 is provided with a tower-holding head 4, and the tower-holding head 4 is used for fixing and clamping the tower body at the bottom of the iron tower;

[0028] The fixed table 2 is rotatably connected with a steel cable winch 6 on one side, and a pulling steel cable 5 is further arranged on the fixed table 2, one end of the pulling steel cable 5 is formed with a movable sleeve head 51, and the movable rod end of the pulling steel cable 5 is wound on the steel cable winch 6 after passing through the fixed table 2.

[0029] Based on the above structure, in use, the staff first fixes the base 1 to the foundation at the bottom of the iron tower through the anchor rod 11, then adjusts the height of the reinforcing support rod 3, so that the tower-holding head 4 is lifted and can be clamped on the tower body of the iron tower, thereby forming an additional support structure for the iron tower by the tower-holding head 4, the reinforcing support rod 3 and the fixed table 2, so as to strengthen the bottom structure strength of the iron tower and achieve the reinforcing purpose, and at the same time, the movable end of the pulling steel cable 5 can be first pulled out, the pulling steel cable 5 is wound around the tower body of the iron tower, and then the movable sleeve head 51 is formed on the tower body of the iron tower through the profile steel, then the movable end of the pulling steel cable 5 is tightened by the steel cable winch 6, so that the movable sleeve head 51 is tightened and clamped on the tower body of the iron tower, and a downward inclined prestress is applied to the tower body of the iron tower by the pulling steel cable 5, so that the bottom stability of the tower body of the iron tower is stronger, and a double reinforcing effect is achieved.

[0030] The support and tensioning structure used in the bottom reinforcing structure for the iron tower can be installed at the bottom of the iron tower, so that the bottom of the already built iron tower can be reinforced, the installation position can be flexibly selected according to the needs, the use flexibility is stronger, it is beneficial to large-area popularization and use, and at the same time, there is no need to reform the structure of the tower body of the iron tower, so that the reinforcing reform construction is more convenient and fast under the premise of ensuring the integrity of the iron tower structure.

[0031] Further, the tower-holding head 4 is a U-shaped steel structure, and the side plates on the opposite sides of the tower-holding head 4 are both provided with horizontal through holes 41;

[0032] The through holes 41 are arranged with pull fixing bolts 43, and the tower-holding head 4 is clamped tightly on the tower body of the iron tower in cooperation with the pull fixing bolts 43.

[0033] The through holes 41 are arranged with multiple pull fixing bolts 43.

[0034] In use, the worker can fix the tower holding head 4 from below on the tower body, then pass the pull fixing bolt 43 through the perforation 41, and make the pull fixing bolt 43 located at the back side of the tower body away from the reinforcing support rod 3, so that the tower holding head 4 cooperates with the pull fixing bolt 43 to form a ring-shaped holding hoop body, which plays a good fixing and supporting role on the tower body.

[0035] Further, the fixing table 2 is provided with a cable passing hole 21 for the pulling cable 5 to pass through, and the steel cable winch 6 is fixed with a steel cable fixing ring 7 at the lower end. After the pulling cable 5 is wound on the steel cable winch 6, the movable end is tied to the steel cable fixing ring 7, so that the length of the pulling cable 5 can be fixed, and the pulling cable 5 can stably maintain the force applied to the tower body after installation, thereby enhancing the stability of the tower bottom. At the same time, after a period of use, the worker can untie the movable end of the pulling cable 5, and then re-wind the pulling cable 5 by using the steel cable winch 6, and then tie the movable end of the pulling cable 5 to the steel cable fixing ring 7, so that the stress applied to the tower by the pulling cable 5 can be adjusted at any time, which is convenient for subsequent maintenance.

[0036] Further, the reinforcing support rod 3 comprises a fixed rod 31, a movable sleeve rod 32 and an extension column 33.

[0037] The lower end of the fixed rod 31 is fixed to the upper end of the fixing table 2, the upper end of the fixed rod 31 is fixed to the lower end of the extension column 33, the movable sleeve rod 32 is movably sleeved on the extension column 33, the movable sleeve rod 32 is provided with a first adjusting hole 321, and the extension column 33 is provided with a second adjusting hole 331.

[0038] The second adjusting hole 331 is provided with a plurality of second adjusting holes 331 which are uniformly distributed at equal intervals in the vertical direction, and the first adjusting hole 321 and the second adjusting hole 331 are jointly provided with an adjusting bolt 34.

[0039] By arranging the reinforcing support rod 3, after the tower holding head 4 is clamped on the tower body, the worker only needs to pass the adjusting bolt 34 through the first adjusting hole 321 and the second adjusting hole 331, so as to fix the reinforcing support rod 3, so that the reinforcing support rod 3 forms a fixed length of support rod, and effectively supports the tower bottom.

[0040] Further, the tower holding head 4 is fixed with a connecting block 42 at the lower end, and the connecting block 42 is fixedly penetrated by a connecting shaft 421 at the middle part.

[0041] The upper end of the movable sleeve rod 32 is integrally formed with two symmetrically arranged connecting clamping plates 322, the connecting shaft 421 is rotatably penetrated through the two connecting clamping plates 322 at both ends, and the connecting block 42 is located between the two connecting clamping plates 322.

[0042] Through the setting of the connecting block 42, the connecting shaft 421 and the connecting clamping plate 322, the upper end of the reinforcing support rod 3 and the tower holding fixing head 4 form a rotating connection relationship, so that the orientation angle of the tower holding fixing head 4 can be adjusted, and the tower holding fixing head 4 can adapt to the support requirements of the tower body of the iron tower at different angles, and is more flexible in actual application.

[0043] The working principle of the utility model is as follows: in the daily use process, the staff first fixes the base 1 on the foundation at the bottom of the iron tower through the anchor rod 11, then pulls the movable sleeve rod 32 to make the movable sleeve rod 32 ascend and descend relative to the extension column 33, so that the tower holding fixing head 4 ascends and descends and can be clamped on the tower body of the iron tower, at this time, the user only needs to rotate the tower holding fixing head 4 to make the tower holding fixing head 4 adhere to the angle of the tower body of the iron tower, and form a ring-shaped clamping body by cooperating the tension fixing bolt 43 with the tower holding fixing head 4, so that the tower body of the iron tower can be fixed and clamped, then the adjusting bolt 34 is arranged in the first adjusting hole 321 and the second adjusting hole 331, so that the reinforcing support rod 3 can be fixed, so that the reinforcing support rod 3 forms a fixed length support rod, and the tower holding fixing head 4, the reinforcing support rod 3 and the fixing table 2 form an additional support structure for the iron tower, so that the bottom structure strength of the iron tower is strengthened, the reinforcing purpose is achieved, and at the same time, the movable end of the pulling steel cable 5 can be first pulled out, the movable sleeve head 51 is arranged on the tower body of the iron tower after the pulling steel cable 5 is wound around the tower body of the iron tower, then the movable end of the pulling steel cable 5 is tightened by the steel cable winch 6, so that the movable sleeve head 51 is tightened and clamped on the tower body of the iron tower, and the pulling steel cable 5 exerts an inclined downward pre-stress on the tower body of the iron tower, so that the bottom stability of the tower body of the iron tower is stronger, and the double reinforcing effect is achieved.

[0044] Finally, it should be noted that: the above only for preferred embodiments of the utility model, and does not limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features, any modification, equivalent replacement, improvement etc. within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A bottom reinforcing structure for a tower, comprising a base (1), the lower end of which is fixed to the foundation of the bottom of the tower by anchor rods (11), and a fixed platform (2) fixed to the upper end of the base (1), characterized in that: The upper end of the fixed platform (2) is fixedly provided with a height-adjustable reinforcing support rod (3), and the upper end of the reinforcing support rod (3) is provided with a tower-holding fixing head (4) for fixing a tower body provided with a hoop at the bottom of the tower; The fixed platform (2) is rotatably connected with a steel cable winch (6) on one side, and a pulling steel cable (5) is further provided on the fixed platform (2), one end of the pulling steel cable (5) is formed with a movable sleeve head (51), and the movable rod end of the pulling steel cable (5) is wound on the steel cable winch (6) after passing through the fixed platform (2).

2. The bottom reinforcement structure for a tower according to claim 1, wherein: The tower-holding fixing head (4) is a U-shaped steel structure, and the side plates on the opposite sides of the tower-holding fixing head (4) are both provided with horizontally penetrating through-holes (41). The through-holes (41) are provided with tensioning fixing bolts (43), and the tower-holding fixing head (4) is clamped tightly around the tower body in cooperation with the tensioning fixing bolts (43).

3. The base reinforcement structure for a tower according to claim 2, wherein: The through-holes (41) are provided with multiple through-holes, and the multiple through-holes (41) are divided into left and right columns, and at least one tensioning fixing bolt (43) is provided in each of the left and right column through-holes (41).

4. The bottom reinforcement structure for a tower according to claim 1, wherein: The fixed platform (2) is provided with a cable passing hole (21) for the pulling steel cable (5) to pass through, the lower end of the steel cable winch (6) is fixedly provided with a steel cable fixing ring (7), and the movable end of the pulling steel cable (5) is tied to the steel cable fixing ring (7) after being wound on the steel cable winch (6).

5. The base reinforcement structure for a tower according to claim 2, wherein: The reinforcing support rod (3) comprises a fixed rod (31), a movable sleeve rod (32) and an extension column (33); The lower end of the fixed rod (31) is fixed to the upper end of the fixed platform (2), the upper end of the fixed rod (31) is fixed to the lower end of the extension column (33), the movable sleeve rod (32) is movably sleeved on the extension column (33), the movable sleeve rod (32) is provided with a first adjusting hole (321), and the extension column (33) is provided with a second adjusting hole (331). The second adjusting hole (331) is provided with multiple second adjusting holes and is uniformly distributed along the vertical direction, and the first adjusting hole (321) and the second adjusting hole (331) are jointly provided with an adjusting bolt (34).

6. A base reinforcement structure for a tower according to claim 5, wherein: The lower end of the tower-holding fixing head (4) is fixedly provided with a connecting block (42), and the connecting block (42) is fixedly provided with a connecting shaft (421) penetrating through the middle part; The upper end of the movable sleeve rod (32) is integrally provided with two symmetrically arranged connecting clamping plates (322), the connecting shaft (421) is rotatably penetrated through the two connecting clamping plates (322) at both ends, and the connecting block (42) is located between the two connecting clamping plates (322).

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