Reinforcing device for fabricated steel structure column and using method of reinforcing device

Abstract

The invention provides a reinforcing device for a fabricated steel structure column and a construction method thereof.The reinforcing device comprises a bottom unit detachably connected with the ground through a connecting piece, the bottom face of the steel structure column is pressed on the bottom unit, and the bottom unit is provided with a clamping assembly used for being supported on the inner wall of the steel structure column; reinforcing units used for being clamped to the outer wall of the steel structure column are arranged on the two sides of the clamping assembly correspondingly, the height of each reinforcing unit is adjusted through a vertical driving assembly, and the distance between the two reinforcing units is adjusted through a transverse driving assembly. The bottom face of the steel structure column is completely attached to the bottom unit, the contact area of the bottom face of the steel structure column and the ground is indirectly increased, and therefore the overall stability of the steel structure column during installation and use is improved. The reinforcing positions of the reinforcing units and the steel structure columns are adjusted through the vertical driving assemblies, reinforcing of the reinforcing units and the steel structure columns with different inner diameters can be adjusted through the transverse driving assemblies, the application range is wide, and operation is accurate.

Description

Technical Field

[0001] The invention belongs to the technical field of steel structure column reinforcement, and in particular relates to a reinforcement device for assembled steel structure columns and a construction method thereof. Background Art

[0002] With the continuous development of modern construction technology, prefabricated steel structure columns have been widely used in various types of buildings due to their advantages such as fast construction speed, light weight, high strength, easy disassembly and reorganization. However, in the long-term use process, prefabricated steel structure columns may be affected by various factors, resulting in reduced bearing capacity and insufficient stability, which may easily lead to safety hazards.

[0003] When the bearing capacity requirements of the prefabricated steel structure columns are high while the bearing capacity of the ground is relatively weak and the connection contact area between the steel structure columns and the ground is small, it is necessary to reinforce the prefabricated steel structure columns and the ground to ensure the safety, stability, reliability and durability of the entire structure. Summary of the invention

[0004] In view of the deficiencies in the above-mentioned background technology, the present invention proposes a reinforcement device for prefabricated steel structure columns and a construction method thereof, which solves the problem of needing to reinforce the connection between the prefabricated steel structure columns and the ground when the bearing capacity requirements of the prefabricated steel structure columns are high while the bearing capacity of the ground is relatively weak and the connection contact area between the steel structure columns and the ground is small.

[0005] The technical solution of this application is: A reinforcement device for assembled steel structure columns, comprising a bottom unit detachably connected to the ground via a connector, the bottom surface of the steel structure column being pressed on the bottom unit, the bottom unit being provided with a clamping assembly for supporting the inner wall of the steel structure column, reinforcement units for clamping on the outer wall of the steel structure column being provided on both sides of the clamping assembly, the height of each reinforcement unit being adjusted by a vertical drive assembly, and the distance between two reinforcement units being adjusted by a horizontal drive assembly.

[0006] Furthermore, the bottom unit includes a base provided with a plurality of through holes, the connecting member passes through the through holes and is connected to the ground, and the upper surface of the base is provided with a sink for placing the steel structure column, and the snap-on assembly is provided in the sink.

[0007] Furthermore, the connecting member includes a limiting ring connected to the through hole, the limiting pin is plugged into the limiting ring, the inner wall of the limiting ring is provided with a protrusion, the outer wall of the limiting pin is provided with a groove engaged with the protrusion, and the bottom of the limiting pin is provided with a pointed portion for inserting into the ground.

[0008] Furthermore, the clamping assembly includes two steel structure column inner wall resistance blocks arranged in the horizontal direction, a compression spring is arranged between the two steel structure column inner wall resistance blocks, a base is connected to the sinking platform, the steel structure column inner wall resistance blocks are plugged into the base through a connecting rod, and a limit plate connected to the connecting rod is arranged inside the base, and the two ends of the compression spring are respectively pressed on the limit plates on both sides.

[0009] Furthermore, the reinforcement unit includes a clamp for fitting with the outer wall of the steel structure column, and the clamp is lifted and lowered by the vertical drive assembly and translated by the horizontal drive assembly.

[0010] Furthermore, the lateral drive assembly includes a connecting platform connected to the base, one end of a screw rod is rotatably connected to the connecting platform, one end of the screw rod is connected to a servo motor, and a movable nut connected to the vertical drive assembly is connected to the screw rod.

[0011] Furthermore, the vertical drive assembly includes a second screw rod rotatably connected to the connecting platform, the other end of the second screw rod is connected to a second servo motor, and a second movable nut connected to the clamp is provided on the second screw rod.

[0012] Furthermore, two screw rods 2 are provided, and a gear 1 is provided on the top of each screw rod 2. A gear 2 is provided on the servo motor 2, and a rack is meshed between the gear 1 and the gear 2.

[0013] Furthermore, the clamp is provided with an ear plate with a hole for plugging in the fixing piece.

[0014] A construction method for a reinforcement device for an assembled steel structure column comprises the following steps: S1: Connect the bottom unit to the ground through a connector, place the steel structure column on the bottom unit and make the clamping assembly clamped on the inner wall of the steel structure column; S2: The reinforcement unit is driven to move horizontally by the lateral driving assembly, and the reinforcement unit is driven to move up and down by the vertical driving assembly until it fits with the outer wall of the steel structure column; S3: Connect the two reinforcement units via fixings.

[0015] The specific beneficial effects of the present invention include: 1. After the bottom unit is fixed on the ground, the steel structure column is installed in the bottom unit, and the inner wall of the bottom of the steel structure column is supported by the clamping assembly, so that the bottom surface of the steel structure column and the bottom unit are completely fitted, which indirectly increases the contact area between the bottom surface of the steel structure column and the ground, thereby improving the overall stability of the steel structure column during installation and use; 2. The reinforcement position of the reinforcement unit and the steel structure column can be adjusted through the vertical drive component, and the reinforcement of the reinforcement unit and the steel structure columns with different inner diameters can be adjusted through the horizontal drive component. It has a wide range of applications and precise operation; 3. Through scientific structural design, all-round reinforcement of steel structure columns is achieved to improve their bearing capacity and stability, while ensuring the convenience and economy of construction; 4. The reinforcement device uses advanced materials and processes, such as high-strength steel, carbon fiber composite materials, etc., to ensure that the reinforced structure has sufficient strength and rigidity; 5. The reinforcement device not only has a significant reinforcement effect, but also has good durability and corrosion resistance, and can adapt to complex use environments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings in the following description are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying any creative work.

[0017] Figure 1 A perspective view of the present invention; Figure 2 is a cross-sectional view of the present invention; Figure 3 is a schematic diagram of a connecting member in the present invention; Figure 4 is a schematic diagram of a clamping assembly in the present invention; Figure 5 It is a schematic diagram of the vertical drive assembly and the horizontal drive assembly in the present invention; Figure 6 is a schematic diagram of a lateral drive assembly in the present invention; Figure 7 is a schematic diagram of a vertical drive assembly in Embodiment 1 of the present invention; Figure 8 Schematic diagram of the vertical drive assembly in Example 2 of the present invention.

[0018] Description of Figure Numbers: 0. Steel structure column; 1. Bottom unit; 2. Connector; 3. Snap-on assembly; 4. Reinforcement unit; 5. Vertical drive assembly; 6. Horizontal drive assembly; 11. base; 111. auxiliary plate with holes; 12. Sunken platform; 21. Limiting ring; 22. Limiting pin; 202, hammer pad; 211, bump; 221, groove; 222, tip; 31. Column inner wall resistance block; 32. Compression spring; 33. Base; 34. Connecting rod; 35. Limiting plate; 41. Clamp; 411, ear plate with holes; 412, anti-slip strip; 51, screw rod 2; 501, bearing seat 2; 52. Servo motor 2; 53. Moving nut 2; 511, gear one; 512, gear two; 513, rack; 61. connecting platform; 611. limiting groove; 62. Screw rod one; 621. Bearing seat one; 63. Servo motor 1; 64. Moving nut 1; 641. Limiting strip. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] Embodiment 1, a reinforcement device for a prefabricated steel structure column, such as Figure 1 , Figure 2 As shown, it includes a bottom unit 1 detachably connected to the ground through a connector 2, the bottom surface of the steel structure column 0 is pressed on the bottom unit 1, and the bottom unit 1 is provided with a clamping assembly 3 for supporting the inner wall of the steel structure column 0, and both sides of the clamping assembly 3 are provided with reinforcement units 4 for clamping the outer wall of the steel structure column 0, and the height of each reinforcement unit 4 is adjusted by a vertical drive assembly 5, and the distance between two reinforcement units 4 is adjusted by a horizontal drive assembly 6. After the bottom unit 1 is fixedly installed on the ground, the steel structure column 0 is installed in the bottom unit 1, and the inner wall of the bottom of the steel structure column 0 is supported by the clamping assembly 3, so that the bottom surface of the steel structure column 0 is completely fitted with the bottom unit 1, which indirectly increases the contact area between the bottom surface of the steel structure column 0 and the ground, thereby improving the overall stability of the steel structure column 0 when it is installed and used.

[0021] Based on the above embodiment, the bottom unit 1 includes a base 11 provided with a plurality of through holes, the connecting member 2 passes through the through holes and is connected to the ground, the upper surface of the base 11 is provided with a sinking platform 12 for placing the steel structure column 0, and the snap-in assembly 3 is provided in the sinking platform 12.

[0022] Based on the above implementation, Figure 3 As shown, the connecting member 2 includes a limiting ring 21 connected to the through hole, a limiting pin 22 is plugged into the limiting ring 21, the inner wall of the limiting ring 21 is provided with a protrusion 211, the outer wall of the limiting pin 22 is provided with a groove 221 engaged with the protrusion 211, and the bottom of the limiting pin 22 is provided with a pointed portion 222 for inserting into the ground.

[0023] Specifically, a hammer pad 202 is provided on the top of the limit nail 22, and the limit nail 22 is inserted into the soil by hammering the hammer pad 202. After the base 11 is fixedly installed on the ground, the clamping assembly 3 is supported on the inner wall of the bottom of the steel structure column 0 for reinforcement, so that the bottom surface of the steel structure column 0 is completely fitted with the base 11, which indirectly increases the contact area between the bottom surface of the steel structure column 0 and the ground, thereby improving the overall stability of the steel structure column 0 during installation and use.

[0024] Preferably, the side of the base 11 is further provided with an auxiliary plate 111 with holes, which can be used to further strengthen the connection with the ground through bolts.

[0025] Based on the above implementation, Figure 4 As shown, the clamping assembly 3 includes two steel structure column inner wall resistance blocks 31 arranged in the horizontal direction, a compression spring 32 is arranged between the two steel structure column inner wall resistance blocks 31, a base 33 is connected to the sinking platform 12, the steel structure column inner wall resistance blocks 31 are plugged into the base 33 through a connecting rod 34, and a limit plate 35 connected to the connecting rod 34 is arranged inside the base 33, and the two ends of the compression spring 32 are respectively pressed on the limit plates 35 on both sides.

[0026] Specifically, the clamping assembly 3 is suitable for steel structure columns 0 with different inner diameters through the compression of the compression spring 32. When the clamping assembly 3 is supported on the inner wall of the steel structure column 0, it is clamped on the outer wall of the steel structure column 0 through the reinforcement unit 4, thereby effectively reinforcing the stability of the steel structure column 0.

[0027] Based on the above implementation, Figure 5 As shown, the reinforcement unit 4 includes a clamp 41 for fitting with the outer wall of the steel structure column 0, and the clamp 41 is lifted and lowered by the vertical drive assembly 5 and translated by the horizontal drive assembly 6.

[0028] Specifically, the inner wall of the clamp 41 is semicircular, and the clamps 41 on both sides of the steel structure column 0 form a full circle. The inner wall of the clamp 41 is provided with an anti-slip strip 412. When the clamp 41 is clamped on the outer wall of the steel structure column 0, the friction between the clamp 41 and the outer wall of the steel structure column 0 is increased, so that the clamp 41 is not easy to shake at will, thereby enhancing the stability of the present invention.

[0029] On the basis of the above-mentioned implementation mode, both ends of the clamp 41 are provided with perforated ear plates 411 for plugging in the fixing parts. When the two clamps 41 are clamped on the outer wall of the steel structure column 0, the fixing parts are passed through the two perforated ear plates 411 in turn, which can further strengthen the connection relationship between the two clamps 41 and make the reinforcement effect better.

[0030] Based on the above implementation, Figure 6 As shown, the lateral drive assembly 6 includes a connecting platform 61 connected to the base 11, one end of a screw rod 62 is rotatably connected to the connecting platform 61, a bearing seat 621 is provided at the end of the screw rod 62, one end of the screw rod 62 is connected to a servo motor 63, and a movable nut 64 connected to the vertical drive assembly 5 is connected to the screw rod 62.

[0031] Specifically, limit bars 641 are arranged on both sides of the movable nut 64, and limit grooves 611 for the limit bars 641 to move are arranged in the connecting platform 61, so that the movement of the vertical driving assembly 5 following the movable nut 64 is more stable and not easy to shake.

[0032] Based on the above implementation, Figure 7 As shown, the vertical drive assembly 5 includes a screw rod 51 rotatably connected to the connecting platform 61, a bearing seat 501 is provided at one end of the screw rod 51, and the other end of the screw rod 51 is connected to a servo motor 52. A movable nut 53 connected to the clamp 41 is provided on the screw rod 51, and the clamp 41 is raised and lowered following the movable nut 53.

[0033] A construction method for a reinforcement device for an assembled steel structure column comprises the following steps: S1: Connect the bottom unit 1 to the ground through the connector 2, place the steel structure column 0 on the bottom unit 1 and make the clamping assembly 3 clamped on the inner wall of the steel structure column 0; after placing the base 11 on the ground, insert the limit nail 22 into the ground by hammering the hammer pad 202, and insert the bolt into the auxiliary plate with holes 111, so as to firmly fix the bottom unit 1 on the ground, and then place the steel structure column 0 in the sinking platform 12, so that the inner wall of the steel structure column abuts against the inner wall of the steel structure column 0; S2: The reinforcement unit 4 is driven to translate by the lateral drive assembly 6, and the reinforcement unit 4 is driven to rise and fall by the vertical drive assembly 5 until it is in contact with the outer wall of the steel structure column 0; the screw rod 1 62 is rotated by the servo motor 1 63, and the movable nut 1 64 is limited by the cooperation of the limit bar 641 and the limit groove 611, and the movable nut 1 64 is made to move linearly with the rotation of the screw rod 1 62, and the movable nut 1 64 is driven to translate when the movable nut 1 64 translates, and drives the clamp 41 to approach or move away from the steel structure column 0; the servo motor 2 52 rotates the screw rod 2 51, and the movable nut 2 53 is lifted and lowered with the screw rod 2 51, and the movable nut 1 64 drives the clamp 41 to rise and fall to adjust the reinforcement position of the clamp 41 and the steel structure column 0; S3: Connect the two reinforcement units 4 via fixing parts.

[0034] Example 2, as a preferred embodiment, is different from Example 1 in that it includes a bottom unit 1 detachably connected to the ground through a connecting piece 2, the bottom surface of the steel structure column 0 is pressed on the bottom unit 1, and the bottom unit 1 is provided with a clamping component 3 for supporting the inner wall of the steel structure column 0, and both sides of the clamping component 3 are provided with reinforcement units 4 for clamping on the outer wall of the steel structure column 0, the height of each reinforcement unit 4 is adjusted by a vertical driving component 5, and the distance between the two reinforcement units 4 is adjusted by a horizontal driving component 6.

[0035] Based on the above embodiment, the bottom unit 1 includes a base 11 provided with a plurality of through holes, the connecting member 2 passes through the through holes and is connected to the ground, the upper surface of the base 11 is provided with a sinking platform 12 for placing the steel structure column 0, and the snap-in assembly 3 is provided in the sinking platform 12.

[0036] On the basis of the above embodiment, the connecting member 2 includes a limiting ring 21 connected to the through hole, a limiting pin 22 is plugged into the limiting ring 21, the inner wall of the limiting ring 21 is provided with a protrusion 211, the outer wall of the limiting pin 22 is provided with a groove 221 engaged with the protrusion 211, and the bottom of the limiting pin 22 is provided with a pointed portion 222 for inserting into the ground.

[0037] Specifically, a hammer pad 202 is provided on the top of the limit nail 22, and the limit nail 22 is inserted into the soil by hammering the hammer pad 202. After the base 11 is fixedly installed on the ground, the clamping assembly 3 is supported on the inner wall of the bottom of the steel structure column 0 for reinforcement, so that the bottom surface of the steel structure column 0 is completely fitted with the base 11, which indirectly increases the contact area between the bottom surface of the steel structure column 0 and the ground, thereby improving the overall stability of the steel structure column 0 during installation and use.

[0038] Preferably, the side of the base 11 is further provided with an auxiliary plate 111 with holes, which can be used to further strengthen the connection with the ground through bolts.

[0039] On the basis of the above embodiment, the clamping assembly 3 includes two steel structure column inner wall resistance blocks 31 arranged in the horizontal direction, and a compression spring 32 is arranged between the two steel structure column inner wall resistance blocks 31. A base 33 is connected to the sinking platform 12, and the steel structure column inner wall resistance blocks 31 are plugged into the base 33 through a connecting rod 34. A limit plate 35 connected to the connecting rod 34 is arranged inside the base 33, and the two ends of the compression spring 32 are respectively pressed on the limit plates 35 on both sides.

[0040] Specifically, the clamping assembly 3 is suitable for steel structure columns 0 with different inner diameters through the compression of the compression spring 32. When the clamping assembly 3 is supported on the inner wall of the steel structure column 0, it is clamped on the outer wall of the steel structure column 0 through the reinforcement unit 4, thereby effectively reinforcing the stability of the steel structure column 0.

[0041] On the basis of the above embodiment, the reinforcement unit 4 includes a clamp 41 for fitting with the outer wall of the steel structure column 0 , and the clamp 41 is lifted and lowered by the vertical drive assembly 5 and translated by the horizontal drive assembly 6 .

[0042] Specifically, the inner wall of the clamp 41 is semicircular, and the clamps 41 on both sides of the steel structure column 0 form a full circle. The inner wall of the clamp 41 is provided with an anti-slip strip 412. When the clamp 41 is clamped on the outer wall of the steel structure column 0, the friction between the clamp 41 and the outer wall of the steel structure column 0 is increased, so that the clamp 41 is not easy to shake at will, thereby enhancing the stability of the present invention.

[0043] On the basis of the above-mentioned implementation mode, both ends of the clamp 41 are provided with perforated ear plates 411 for plugging in the fixing parts. When the two clamps 41 are clamped on the outer wall of the steel structure column 0, the fixing parts are passed through the two perforated ear plates 411 in turn, which can further strengthen the connection relationship between the two clamps 41 and make the reinforcement effect better.

[0044] On the basis of the above embodiment, the lateral drive assembly 6 includes a connecting platform 61 connected to the base 11, one end of a screw rod 62 is rotatably connected to the connecting platform 61, a bearing seat 621 is provided at the end of the screw rod 62, one end of the screw rod 62 is connected to a servo motor 63, and a movable nut 64 connected to the vertical drive assembly 5 is connected to the screw rod 62.

[0045] Specifically, limit bars 641 are arranged on both sides of the movable nut 64, and limit grooves 611 for the limit bars 641 to move are arranged in the connecting platform 61, so that the movement of the vertical driving assembly 5 following the movable nut 64 is more stable and not easy to shake.

[0046] On the basis of the above embodiment, the vertical drive assembly 5 includes a screw rod 51 rotatably connected to the connecting platform 61, a bearing seat 501 is provided at one end of the screw rod 51, the other end of the screw rod 51 is connected to a servo motor 52, and a movable nut 53 connected to the clamp 41 is provided on the screw rod 51, and the clamp 41 is raised and lowered following the movable nut 53.

[0047] Based on the above implementation, Figure 8 As shown, two screw rods 51 are provided, and the moving nut 53 on each screw rod 51 is connected to the clamp 41, which strengthens the stability of the lifting and lowering of the clamp 41. The top of the screw rod 51 is provided with a gear 511, and the servo motor 52 is provided with a gear 512. The gear 511 and the gear 512 are meshed with a rack 513. The rotation of the servo motor 52 drives the gear 512 to rotate, and the rack 513 rotates with the rotation of the gear 512. The rack 513 drives the gear 511 to rotate. When the gear 511 rotates, the screw rod 51 rotates, and the screw rod 51 drives the moving nut 53 to rise and fall, and the clamp 41 connected to the moving nut 53 rises and falls accordingly. The height position of the clamp 41 can be adjusted so that the position of the clamp 41 can be adjusted to the position of the steel structure column 0 that needs to be reinforced.

[0048] A construction method for a reinforcement device for an assembled steel structure column comprises the following steps: S1: Connect the bottom unit 1 to the ground through the connector 2, place the steel structure column 0 on the bottom unit 1 and make the clamping assembly 3 clamped on the inner wall of the steel structure column 0; after placing the base 11 on the ground, insert the limit nail 22 into the ground by hammering the hammer pad 202, and insert the bolt into the auxiliary plate with holes 111, so as to firmly fix the bottom unit 1 on the ground, and then place the steel structure column 0 in the sinking platform 12, so that the inner wall of the steel structure column abuts against the inner wall of the steel structure column 0; S2: The reinforcement unit 4 is driven to translate by the lateral drive assembly 6, and the reinforcement unit 4 is driven to rise and fall by the vertical drive assembly 5 until it is in contact with the outer wall of the steel structure column 0; the screw rod 1 62 is rotated by the servo motor 1 63, and the movable nut 1 64 is limited by the cooperation of the limit bar 641 and the limit groove 611. As the screw rod 1 62 rotates, the movable nut 1 64 performs linear motion, and the movable nut 1 64 translates, and drives the vertical drive assembly 5 to translate, and drives the clamp 41 to approach or move away from the steel structure column 0; the gear 2 512 is driven to rotate by the rotation of the servo motor 2 52, and the rack 513 is rotated as the gear 2 512 rotates, and the rack 513 drives the gear 1 511 to rotate, and when the gear 1 511 rotates, the screw rod 2 51 is rotated, and the screw rod 2 51 drives the movable nut 2 53 to rise and fall, and the clamp 41 connected to the movable nut 2 53 rises and falls accordingly, and the height position of the clamp 41 can be adjusted so that the position of the clamp 41 can be adjusted to the position of the steel structure column 0 that needs to be reinforced; S3: Connect the two reinforcement units 4 via fixing parts.

[0049] The details not described in detail in the present invention are all conventional technical means known to those skilled in the art.

[0050] The above content shows and describes the basic principles, main features and beneficial effects of the present invention. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A reinforcement device for assembled steel structure columns, characterized in that: The invention comprises a bottom unit (1) which is detachably connected to the ground via a connecting piece (2), the bottom surface of a steel structure column (0) being pressed against the bottom unit (1), the bottom unit (1) being provided with a clamping assembly (3) for supporting the inner wall of the steel structure column (0), and reinforcement units (4) for clamping the outer wall of the steel structure column (0) being provided on both sides of the clamping assembly (3), the height of each reinforcement unit (4) being adjusted via a vertical driving assembly (5), and the distance between two reinforcement units (4) being adjusted via a horizontal driving assembly (6).

2. The reinforcement device for assembled steel structure columns according to claim 1, characterized in that: The bottom unit (1) comprises a base (11) provided with a plurality of through holes, the connecting member (2) passes through the through holes and is connected to the ground, the upper surface of the base (11) is provided with a sink (12) for placing the steel structure column (0), and the clamping assembly (3) is provided in the sink (12).

3. The reinforcement device for assembled steel structure columns according to claim 2 is characterized in that: The connecting member (2) comprises a limiting ring (21) connected to the through hole, a limiting pin (22) plugged into the limiting ring (21), an inner wall of the limiting ring (21) is provided with a protrusion (211), an outer wall of the limiting pin (22) is provided with a groove (221) engaged with the protrusion (211), and a bottom of the limiting pin (22) is provided with a pointed portion (222) for inserting into the ground.

4. The reinforcement device for assembled steel structure columns according to claim 3 is characterized in that: The clamping assembly (3) comprises two column inner wall abutment blocks (31) arranged in a horizontal direction, a compression spring (32) being arranged between the two column inner wall abutment blocks (31), a base (33) being connected to the sink (12), the column inner wall abutment blocks (31) being plugged into the base (33) via a connecting rod (34), a limiting plate (35) connected to the connecting rod (34) being arranged inside the base (33), and two ends of the compression spring (32) being pressed on the limiting plates (35) on both sides respectively.

5. The reinforcement device for assembled steel structure columns according to claim 4 is characterized in that: The reinforcement unit (4) comprises a clamp (41) for fitting with the outer wall of the steel structure column (0); the clamp (41) is lifted and lowered by the vertical drive assembly (5) and translated by the horizontal drive assembly (6).

6. The reinforcement device for assembled steel structure columns according to claim 5, characterized in that: The lateral drive assembly (6) comprises a connecting platform (61) connected to the base (11), one end of a screw rod (62) being rotatably connected to the connecting platform (61), one end of the screw rod (62) being connected to a servo motor (63), and a movable nut (64) connected to the vertical drive assembly (5) being connected to the screw rod (62).

7. The reinforcement device for assembled steel structure columns according to claim 6, characterized in that: The vertical drive assembly (5) comprises a second screw rod (51) rotatably connected to the connecting platform (61), the other end of the second screw rod (51) being connected to a second servo motor (52), and a second movable nut (53) connected to the clamp (41) being provided on the second screw rod (51).

8. The reinforcement device for assembled steel structure columns according to claim 7, characterized in that: Two screw rods (51) are provided, and a gear (511) is provided on the top of each screw rod (51). A gear (512) is provided on the servo motor (52). A rack (513) is meshed between the gear (511) and the gear (512).

9. The reinforcement device for assembled steel structure columns according to claim 8, characterized in that: The clamp (41) is provided with an ear plate (411) with a hole for plugging in a fixing piece.

10. A construction method for a reinforcement device for a prefabricated steel structure column, comprising the reinforcement device for a prefabricated steel structure column according to any one of claims 1 to 9, characterized in that: The construction method includes the following steps: S1: Connect the bottom unit (1) to the ground via a connecting piece (2), place the steel structure column (0) on the bottom unit (1), and engage the clamping assembly (3) on the inner wall of the steel structure column (0); S2: driving the reinforcement unit (4) to move horizontally through the lateral driving component (6), and driving the reinforcement unit (4) to move up and down through the vertical driving component (5), until the reinforcement unit (4) is in contact with the outer wall of the steel structure column (0); S3: Connect the two reinforcement units (4) via a fixing member.

Images