Rust removal device for building steel

Abstract

The utility model discloses a construction steel rust removal device, including a bottom plate, a through slot extending up and down, a first screw rod rotatably connected in the through slot, a left-handed thread and a right-handed thread provided on the first screw rod, a clamping plate screwed to the outer wall at both ends of the first screw rod, a first motor fixed to the side of the end of the bottom plate, the output shaft of the first motor passes through the bottom plate and is fixed to the first screw rod, a first fixing mechanism and a second fixing mechanism parallel to the through slot are provided on the side of the bottom plate, a rust removal mechanism is provided on the first fixing mechanism and the second fixing mechanism, and a dust suction mechanism is fixed to the rust removal mechanism. The utility model construction steel rust removal device solves the problem of low efficiency caused by the need for secondary rust removal of the clamping part in the existing rust removal technology.

Description

Technical Field

[0001] The utility model belongs to the technical field of rust removal equipment for building materials, and in particular relates to a rust removal device for building steel materials. Background Art

[0002] In construction projects, a large number of round tube steels are needed as equipment supports, etc. However, the steel is easily rusted due to erosion by rainwater during use and placement. The steel needs to be derusted on time to prevent further rust from affecting the strength of the steel and causing safety accidents.

[0003] After searching, the Chinese invention patent with publication date of November 5, 2021 and publication number CN113601368A is: A steel rust removal device for construction engineering, comprising a bracket, wherein a slide is movably provided in the bracket through a guide rail, and a plurality of support plates that can fit round tubes are symmetrically arranged on the slide; a rotary drive device is fixed to one end of the bracket, a rotating shaft is connected to the output end of the rotary drive device, a supporting assembly is connected to the end of the rotating shaft, and a fixing ring concentric with the supporting assembly is also fixed to the bracket, a clamping assembly is rotatably provided in the fixing ring, and a round tube can be placed between the clamping assembly and the supporting assembly. In the prior art, the inner and outer walls of the steel are clamped at the same time by the clamping assembly, and then the rust is removed, but the rust on the clamped part cannot be removed, and secondary rust removal is required, which is inefficient. Utility Model Content

[0004] The utility model aims to provide a construction steel material rust removal device, which solves the problem in the existing rust removal technology that the clamping part needs secondary rust removal, resulting in low efficiency.

[0005] The technical solution adopted by the utility model is a construction steel rust removal device, comprising a base plate, a through groove penetrating up and down, a first screw rod rotatably connected in the through groove, a left-handed thread and a right-handed thread are provided on the first screw rod, clamps are screwed on the outer walls at both ends of the first screw rod, a first motor is fixed to the side surface of the end of the base plate, the output shaft of the first motor passes through the base plate and is fixedly connected to the first screw, a first fixing mechanism and a second fixing mechanism parallel to the through groove are provided on the side of the base plate, a rust removal mechanism is commonly provided on the first fixing mechanism and the second fixing mechanism, and a dust suction mechanism is fixedly connected to the rust removal mechanism.

[0006] The utility model is also characterized in that:

[0007] The first fixing mechanism includes a first fixing frame. The cross-section of the first fixing frame is in the shape of "冂". A second screw rod is arranged inside the first fixing frame. A second motor is arranged on the side of the first fixing frame. The output shaft of the second motor passes through the first fixing frame and is fixedly connected to the second screw rod. The second fixing mechanism includes a second fixing frame. The cross-section of the second fixing frame is in the shape of "冂". A fixing rod is arranged inside the second fixing frame. A rust-removing mechanism is jointly arranged on the second screw rod and the fixing rod.

[0008] The rust-removing mechanism includes a first connecting rod and a second connecting rod. The second screw rod passes through the first connecting rod, and the fixing rod passes through the second connecting rod. Two fixing rings are jointly fixedly connected to the corresponding ends of the first connecting rod and the second connecting rod. A dust suction mechanism is jointly fixedly connected to the corresponding other ends of the first connecting rod and the second connecting rod. A rotating ring is slidably connected inside the two fixing rings. A number of limiting rods are fixedly connected to the outer side walls of the two fixing rings along the circumferential direction. The rotating ring contacts the number of limiting rods. A number of moving plates are arranged inside the rotating ring along the circumferential direction. A toothed groove is formed in the outer wall of the rotating ring along the circumferential direction. A rotating rod is arranged inside the first connecting rod. One end of the rotating rod meshes with the toothed groove. A transmission cylinder is sleeved on the outer wall of the second screw rod. A gear is fixedly connected to one end of the transmission cylinder. The other end of the rotating rod meshes with the gear. Limiting grooves are formed in both the first connecting rod and the second connecting rod. A rotating cylinder is arranged in each of the two limiting grooves. A round rod is fixedly connected inside the rotating cylinder. The other end of the round rod is slidably connected to the outer wall of the rotating ring. A threaded ring is sleeved on the outer wall of the round rod. The threaded ring is fixedly connected to the rotating cylinder. A spring is sleeved on the outer wall of the round rod. The spring is arranged between the threaded ring and the rotating ring.

[0009] Corresponding retaining grooves are axially formed in the outer wall of the second screw rod. Retaining strips corresponding to the two retaining grooves are arranged on the inner wall of the transmission cylinder. The two retaining strips are respectively key-connected to the two retaining grooves.

[0010] Two parallel grooves are formed in the side surface of the moving plate. A number of fastening screws are arranged in each of the two grooves. Two parallel fixing openings are formed in the end surface of the moving plate away from the rotating ring along the direction perpendicular to the fastening screws. A number of fastening screws extend into the fixing openings.

[0011] The dust suction mechanism includes a cylinder. The sides of the cylinder are fixedly connected to both the first connecting rod and the second connecting rod. A number of air holes are formed in the top of the cylinder. A third motor is fixedly connected inside the cylinder. A number of fan blades are fixedly connected to the outer wall of the output shaft of the third motor. A filter screen is fixed below the fan blades on the inner wall of the cylinder. The output shaft of the third motor passes through the filter screen and is fixedly connected to a number of cleaning rods. Two through holes are formed in the outer wall of the cylinder. Collection barrels are fixedly connected to both of the two through holes.

[0012] The beneficial effects of the present utility model are:

[0013] The utility model provides a construction steel material rust removal device. The rust removal mechanism is provided, sandpaper is inserted into the interior of the fixed port, the fastening screw is rotated to fix the sandpaper, then the steel is placed between the two clamping plates, the first motor is started, the first motor drives the first screw to rotate, the first screw rotates to move the clamping plate, the clamping plate clamps the steel, then the second motor is started, the second motor drives the second screw to rotate, the second screw rotates to move the connecting rod, the connecting rod drives the fixing ring, the rotating ring, the rotating cylinder, the threaded ring, the round rod and the moving plate to move, the second screw drives the transmission cylinder to rotate through the retaining groove and the retaining bar, the transmission cylinder drives the rotating rod and the rotating ring to rotate through the gear, the rotating ring drives the rotating cylinder, the threaded ring, the round rod and the moving plate to move, so that the surface of the steel is rusted, the device removes rust at one time, and the rust removal efficiency is high; the dust suction mechanism is provided, the third motor is started, the third motor drives the fan blade to rotate, so that wind force is generated, dust is sucked in the process of rust removal, the dust contacts the filter screen, the output shaft of the third motor drives the cleaning rod to rotate, the cleaning rod sweeps the dust on the surface of the filter screen into the interior of the collecting bucket to prevent the filter screen from being blocked. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the utility model construction steel rust removal device;

[0015] Figure 2 It is a cross-sectional structural schematic diagram of the rust removal mechanism of the utility model;

[0016] Figure 3 It is a structural schematic diagram of the transmission cylinder of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the movable plate of the utility model;

[0018] Figure 5 It is a cross-sectional structural schematic diagram of the dust collection mechanism of the utility model;

[0019] Figure 6 It is a schematic cross-sectional structure diagram of the dust collecting mechanism of the utility model when viewed from above.

[0020] In the figure, 1. rust removal mechanism, 2. fixed rod, 3. clamping plate, 4. first motor, 5. through slot, 6. second motor, 7. second screw rod, 8. bottom plate, 9. first connecting rod, 10. retaining slot, 11. retaining bar, 12. first fixing bracket; 13. dust suction mechanism; 14. air hole; 15. fixing ring; 16. moving plate; 17. rotating ring; 18. limiting rod; 19. tooth groove; 20. rotating rod; 21. gear; 22. rotating cylinder; 23. threaded ring; 24. round rod; 25. spring; 26. collection bucket; 27. filter screen; 28. fan blade; 29. third motor; 30. cleaning rod; 31. first screw rod; 32. fixing port; 33. groove; 34. fastening screw; 35. cylinder; 36. transmission cylinder, 37. second fixing bracket, 38. second connecting rod. Detailed implementation mode

[0021] The present utility model will be described in detail below in conjunction with the accompanying drawings and the detailed implementation mode.

[0022] The building steel rust removal device provided by the present utility model, as Figure 1 shown, includes a bottom plate 8. A through slot 5 penetrating up and down is opened on the bottom plate 8. A first screw rod 31 is rotatably connected in the through slot 5. The first screw rod 31 is provided with a left-handed thread and a right-handed thread. Clamping plates 3 are screwed on the outer walls at both ends of the first screw rod 31. The two clamping plates 3 move towards each other under the rotation of the left-handed thread and the right-handed thread to clamp the steel. A first motor 4 is fixed on the side surface of the end of the bottom plate 8. The output shaft of the first motor 4 passes through the bottom plate 8 and is fixedly connected to the first screw rod 31. A first fixing mechanism and a second fixing mechanism parallel to the through slot 5 are arranged on the side of the bottom plate 8. A rust removal mechanism 1 is jointly arranged on the first fixing mechanism and the second fixing mechanism. A dust suction mechanism 13 is fixedly connected to the rust removal mechanism 1; the first fixing mechanism includes a first fixing bracket 12. The cross section of the first fixing bracket 12 is in the shape of "冂". A second screw rod 7 is arranged in the first fixing bracket 12. A second motor 6 is arranged on the side of the first fixing bracket 12. The output shaft of the second motor 6 passes through the first fixing bracket 12 and is fixedly connected to the second screw rod 7. The second fixing mechanism includes a second fixing bracket 37. The cross section of the second fixing bracket 37 is in the shape of "冂". A fixed rod 2 is arranged in the second fixing bracket 37. A rust removal mechanism 1 is jointly arranged on the second screw rod 7 and the fixed rod 2. As Figure 2As shown, the rust removal mechanism 1 includes a first connecting rod 9 and a second connecting rod 38, the second screw rod 7 passes through the first connecting rod 9, the fixing rod 2 passes through the second connecting rod 38, the first connecting rod 9 and the second connecting rod 38 have one end corresponding to each other fixedly connected to two fixing rings 15, the other end corresponding to each other of the first connecting rod 9 and the second connecting rod 38 are fixedly connected to the dust collection mechanism 13, the two fixing rings 15 are slidably connected with a rotating ring 17, the outer side walls of the two fixing rings 15 are fixedly connected with a plurality of limiting rods 18 along the circumferential direction, the rotating ring 17 is in contact with the plurality of limiting rods 18, and a plurality of movable plates 16 are arranged in the rotating ring 17 along the circumferential direction; the outer wall of the rotating ring 17 is circumferentially connected to the outer side walls of the two fixing rings 15, and the rotating ring 17 is circumferentially connected to the outer side walls of the two fixing rings 15. A tooth groove 19 is provided, a rotating rod 20 is provided in the first connecting rod 9, one end of the rotating rod 20 is meshed with the tooth groove 19, a transmission cylinder 36 is sleeved on the outer wall of the second screw rod 7, one end of the transmission cylinder 36 is fixedly connected to a gear 21, and the other end of the rotating rod 20 is meshed with the gear 21; a limiting groove is provided in both the first connecting rod 9 and the second connecting rod 38, a rotating cylinder 22 is provided in both limiting grooves, a round rod 24 is fixedly connected in the rotating cylinder 22, the other end of the round rod 24 is slidably connected to the outer wall of the rotating ring 17, a threaded ring 23 is sleeved on the outer wall of the round rod 24, the threaded ring 23 is fixedly connected to the rotating cylinder 22, a spring 25 is sleeved on the outer wall of the round rod 24, and the spring 25 is provided between the threaded ring 23 and the rotating ring 17. Figure 3 As shown, the outer wall of the second screw rod 7 is provided with corresponding retaining grooves 10 along the axial direction, and the inner wall of the transmission cylinder 36 is provided with retaining bars 11 corresponding to the two retaining grooves 10, and the two retaining bars 11 are respectively connected with the two retaining grooves 10 by keys. Figure 4 As shown, two parallel grooves 33 are formed on the side of the movable plate 16, and a plurality of fastening screws 34 are arranged in the two grooves 33. The end surface of the movable plate 16 away from the rotating ring 17 is formed with two parallel fixing openings 32 in a direction perpendicular to the fastening screws 34, and a plurality of fastening screws 34 extend into the fixing openings 32. Figure 5 As shown, the dust collecting mechanism 13 includes a cylinder 35, the sides of the cylinder 35 are fixedly connected to the first connecting rod 9 and the second connecting rod 38, a plurality of air holes 14 are opened on the top of the cylinder 35, a third motor 29 is fixedly connected to the cylinder 35, a plurality of fan blades 28 are fixedly connected to the outer wall of the output shaft of the third motor 29, and a filter screen 27 is fixed to the inner wall of the cylinder 35 below the fan blades 28, as shown in FIG. Figure 6 As shown, the output shaft of the third motor 29 passes through the filter screen 27 and is fixedly connected to a plurality of cleaning rods 30. The outer wall of the cylinder 35 begins to have two through holes, and the two through holes are fixedly connected to collection buckets 26 to facilitate the collection of rust on the steel and prevent environmental pollution.

[0023] The rust removal device for construction steel provided by the utility model has the following working principle: Insert the sandpaper into the interior of the fixing port 32, rotate the fastening screw 34 to fix the sandpaper, then place the steel between the two clamping plates 3, start the first motor 4, the first motor 4 drives the first screw rod 31 to rotate, the rotation of the first screw rod 31 causes the two clamping plates 3 to move, and the two clamping plates 3 clamp the steel. Then start the second motor 6, the second motor 6 drives the second screw rod 7 to rotate, the rotation of the second screw rod 7 causes the connecting rod 9 to move, and the connecting rod 9 drives the fixed ring 15, the rotating ring 17, the rotating cylinder 22, the threaded ring 23, the round rod 24 and the moving plate 16 to move. The second screw rod 7 drives the transmission cylinder 36 to rotate through the retaining groove 10 and the retaining strip 11, and the transmission cylinder 36 drives the rotating rod 20 and the rotating ring 17 to rotate through the gear 21 to remove the rust on the surface of the steel.

[0024] Embodiment 1

[0025] The rust removal device for construction steel proposed in this embodiment, as Figure 1 shown, includes a bottom plate 8. A through slot 5 penetrating up and down is formed in the bottom plate 8. The first screw rod 31 is rotatably connected in the through slot 5. The first screw rod 31 is provided with a left-handed thread and a right-handed thread. Clamping plates 3 are screwed on the outer walls at both ends of the first screw rod 31. A first motor 4 is fixed on the side surface of the end of the bottom plate 8. The output shaft of the first motor 4 passes through the bottom plate 8 and is fixedly connected to the first screw rod 31. A first fixing mechanism and a second fixing mechanism parallel to the through slot 5 are arranged on the side of the bottom plate 8. A rust removal mechanism 1 is jointly arranged on the first fixing mechanism and the second fixing mechanism, and a dust suction mechanism 13 is fixedly connected to the rust removal mechanism 1.

[0026] Embodiment 2

[0027] The rust removal device for construction steel proposed in this embodiment, as Figure 1 shown, includes a bottom plate 8. A through slot 5 penetrating up and down is formed in the bottom plate 8. The first screw rod 31 is rotatably connected in the through slot 5. The first screw rod 31 is provided with a left-handed thread and a right-handed thread. Clamping plates 3 are screwed on the outer walls at both ends of the first screw rod 31. A first motor 4 is fixed on the side surface of the end of the bottom plate 8. The output shaft of the first motor 4 passes through the bottom plate 8 and is fixedly connected to the first screw rod 31. A first fixing mechanism and a second fixing mechanism parallel to the through slot 5 are arranged on the side of the bottom plate 8. A rust removal mechanism 1 is jointly arranged on the first fixing mechanism and the second fixing mechanism, and a dust suction mechanism 13 is fixedly connected to the rust removal mechanism 1; The first fixing mechanism includes a first fixing frame 12. The cross section of the first fixing frame 12 is in the shape of "冂". A second screw rod 7 is arranged in the first fixing frame 12. A second motor 6 is arranged on the side of the first fixing frame 12. The output shaft of the second motor 6 passes through the first fixing frame 12 and is fixedly connected to the second screw rod 7. The second fixing mechanism includes a second fixing frame 37. The cross section of the second fixing frame 37 is in the shape of "冂". A fixing rod 2 is arranged in the second fixing frame 37. A rust removal mechanism 1 is jointly arranged on the second screw rod 7 and the fixing rod 2.

[0028] Embodiment 3

[0029] The rust removal device for construction steel proposed in this embodiment, as Figure 1 shown, includes a bottom plate 8. A through slot 5 penetrating up and down is formed in the bottom plate 8. A first screw rod 31 is rotatably connected in the through slot 5. The first screw rod 31 is provided with a left-handed thread and a right-handed thread. Clamps 3 are screwed on the outer walls at both ends of the first screw rod 31. A first motor 4 is fixed on the side surface of the end of the bottom plate 8. The output shaft of the first motor 4 passes through the bottom plate 8 and is fixedly connected to the first screw rod 31. A first fixing mechanism and a second fixing mechanism parallel to the through slot 5 are arranged on the side of the bottom plate 8. A rust removal mechanism 1 is jointly arranged on the first fixing mechanism and the second fixing mechanism. A dust suction mechanism 13 is fixedly connected to the rust removal mechanism 1; The first fixing mechanism includes a first fixing frame 12. The cross-section of the first fixing frame 12 is in an inverted U shape. A second screw rod 7 is arranged in the first fixing frame 12. A second motor 6 is arranged on the side of the first fixing frame 12. The output shaft of the second motor 6 passes through the first fixing frame 12 and is fixedly connected to the second screw rod 7. The second fixing mechanism includes a second fixing frame 37. The cross-section of the second fixing frame 37 is in an inverted U shape. A fixing rod 2 is arranged in the second fixing frame 37. A rust removal mechanism 1 is jointly arranged on the second screw rod 7 and the fixing rod 2. As Figure 2 shown, the rust removal mechanism 1 includes a first connecting rod 9 and a second connecting rod 38. The second screw rod 7 passes through the first connecting rod 9, and the fixing rod 2 passes through the second connecting rod 38. Two fixing rings 15 are jointly fixedly connected to the corresponding ends of the first connecting rod 9 and the second connecting rod 38. The corresponding other ends of the first connecting rod 9 and the second connecting rod 38 are jointly fixedly connected to the dust suction mechanism 13. A rotating ring 17 is jointly slidably connected in the two fixing rings 15. A plurality of limiting rods 18 are fixedly connected to the outer side walls of the two fixing rings 15 along the circumferential direction. The rotating ring 17 is in contact with the plurality of limiting rods 18. A plurality of moving plates 16 are arranged in the rotating ring 17 along the circumferential direction; A toothed groove 19 is formed in the outer wall of the rotating ring 17 along the circumferential direction. A rotating rod 20 is arranged in the first connecting rod 9. One end of the rotating rod 20 meshes with the toothed groove 19. A transmission cylinder 36 is sleeved on the outer wall of the second screw rod 7. A gear 21 is fixedly connected to one end of the transmission cylinder 36. The other end of the rotating rod 20 meshes with the gear 21; Limiting grooves are formed in both the first connecting rod 9 and the second connecting rod 38. A rotating cylinder 22 is arranged in each of the two limiting grooves. A round rod 24 is fixedly connected in the rotating cylinder 22. The other end of the round rod 24 is slidably connected to the outer wall of the rotating ring 17. A threaded ring 23 is sleeved on the outer wall of the round rod 24. The threaded ring 23 is fixedly connected to the rotating cylinder 22. A spring 25 is sleeved on the outer wall of the round rod 24. The spring 25 is arranged between the threaded ring 23 and the rotating ring 17. As Figure 3 shown, corresponding blocking grooves 10 are axially formed in the outer wall of the second screw rod 7. Blocking strips 11 corresponding to the two blocking grooves 10 are arranged on the inner wall of the transmission cylinder 36. The two blocking strips 11 are respectively key-connected to the two blocking grooves 10. As Figure 4As shown in the figure, two parallel grooves 33 are formed on the side surface of the moving plate 16. A number of fastening screws 34 are provided in each of the two grooves 33. Two parallel fixing ports 32 are formed on the end surface of the moving plate 16 away from the rotating ring 17 in a direction perpendicular to the fastening screws 34. A number of fastening screws 34 extend into the fixing ports 32.

[0030] Embodiment 4

[0031] The rust removal device for construction steel proposed in this embodiment, as Figure 1 shown, includes a bottom plate 8. A through slot 5 penetrating up and down is formed in the bottom plate 8. A first screw rod 31 is rotatably connected in the through slot 5. The first screw rod 31 is provided with a left-handed thread and a right-handed thread. Clamping plates 3 are screwed on the outer walls at both ends of the first screw rod 31. A first motor 4 is fixed on the side surface of the end of the bottom plate 8. The output shaft of the first motor 4 passes through the bottom plate 8 and is fixedly connected to the first screw rod 31. A first fixing mechanism and a second fixing mechanism parallel to the through slot 5 are arranged on the side of the bottom plate 8. A rust removal mechanism 1 is jointly arranged on the first fixing mechanism and the second fixing mechanism. A dust suction mechanism 13 is fixedly connected to the rust removal mechanism 1; the first fixing mechanism includes a first fixing frame 12. The cross section of the first fixing frame 12 is in the shape of "冂". A second screw rod 7 is arranged in the first fixing frame 12. A second motor 6 is arranged on the side of the first fixing frame 12. The output shaft of the second motor 6 passes through the first fixing frame 12 and is fixedly connected to the second screw rod 7. The second fixing mechanism includes a second fixing frame 37. The cross section of the second fixing frame 37 is in the shape of "冂". A fixing rod 2 is arranged in the second fixing frame 37. The second screw rod 7 and the fixing rod 2 jointly support the rust removal mechanism 1. As Figure 2 shown, the rust removal mechanism 1 includes a first connecting rod 9 and a second connecting rod 38. The second screw rod 7 passes through the first connecting rod 9, and the fixing rod 2 passes through the second connecting rod 38. Two fixing rings 15 are jointly fixedly connected to the corresponding ends of the first connecting rod 9 and the second connecting rod 38. The dust suction mechanism 13 is jointly fixedly connected to the corresponding other ends of the first connecting rod 9 and the second connecting rod 38. A rotating ring 17 is jointly slidably connected in the two fixing rings 15. A number of limiting rods 18 are fixedly connected to the outer side walls of the two fixing rings 15 along the circumferential direction. The rotating ring 17 contacts the number of limiting rods 18. A number of moving plates 16 are arranged in the rotating ring 17 along the circumferential direction; a toothed groove 19 is formed on the outer wall of the rotating ring 17 along the circumferential direction. A rotating rod 20 is arranged in the first connecting rod 9. One end of the rotating rod 20 meshes with the toothed groove 19. A transmission cylinder 36 is sleeved on the outer wall of the second screw rod 7. A gear 21 is fixedly connected to one end of the transmission cylinder 36. The other end of the rotating rod 20 meshes with the gear 21; limiting grooves are formed in both the first connecting rod 9 and the second connecting rod 38. A rotating cylinder 22 is arranged in each of the two limiting grooves. A round rod 24 is fixedly connected in the rotating cylinder 22. The other end of the round rod 24 is slidably connected to the outer wall of the rotating ring 17. A threaded ring 23 is sleeved on the outer wall of the round rod 24. The threaded ring 23 is fixedly connected to the rotating cylinder 22. A spring 25 is sleeved on the outer wall of the round rod 24. The spring 25 is arranged between the threaded ring 23 and the rotating ring 17. As Figure 3As shown, the outer wall of the second screw rod 7 is provided with corresponding retaining grooves 10 along the axial direction, and the inner wall of the transmission cylinder 36 is provided with retaining bars 11 corresponding to the two retaining grooves 10, and the two retaining bars 11 are respectively connected with the two retaining grooves 10 by keys. Figure 4 As shown, two parallel grooves 33 are formed on the side of the movable plate 16, and a plurality of fastening screws 34 are arranged in the two grooves 33. The end surface of the movable plate 16 away from the rotating ring 17 is formed with two parallel fixing openings 32 in a direction perpendicular to the fastening screws 34, and a plurality of fastening screws 34 extend into the fixing openings 32. Figure 5 As shown, the dust collecting mechanism 13 includes a cylinder 35, the sides of the cylinder 35 are fixedly connected to the first connecting rod 9 and the second connecting rod 38, a plurality of air holes 14 are opened on the top of the cylinder 35, a third motor 29 is fixedly connected to the cylinder 35, a plurality of fan blades 28 are fixedly connected to the outer wall of the output shaft of the third motor 29, and a filter screen 27 is fixed to the inner wall of the cylinder 35 below the fan blades 28, as shown in FIG. Figure 6 As shown, the output shaft of the third motor 29 passes through the filter screen 27 and is fixedly connected to a plurality of cleaning rods 30. The outer wall of the cylinder 35 begins to have two through holes, and the two through holes are fixedly connected to the collecting barrels 26.

Claims

1. Construction steel rust removal device, characterized in that: It includes a bottom plate (8), a through slot (5) penetrating up and down is formed on the bottom plate (8), a first screw rod (31) is rotatably connected in the through slot (5), the first screw rod (31) is provided with a left-handed thread and a right-handed thread, clamping plates (3) are screwed on the outer walls at both ends of the first screw rod (31), a first motor (4) is fixed on the side surface of the end of the bottom plate (8), the output shaft of the first motor (4) passes through the bottom plate (8) and is fixedly connected with the first screw rod (31), a first fixing mechanism and a second fixing mechanism parallel to the through slot (5) are arranged on the side of the bottom plate (8), a rust removal mechanism (1) is jointly arranged on the first fixing mechanism and the second fixing mechanism, and a dust suction mechanism (13) is fixedly connected to the rust removal mechanism (1).

2. The construction steel rust removal device according to claim 1, characterized in that: The first fixing mechanism includes a first fixing frame (12), the cross section of the first fixing frame (12) is in an "n" shape, a second screw rod (7) is arranged in the first fixing frame (12), a second motor (6) is arranged on the side of the first fixing frame (12), the output shaft of the second motor (6) passes through the first fixing frame (12) and is fixedly connected with the second screw rod (7), the second fixing mechanism includes a second fixing frame (37), the cross section of the second fixing frame (37) is in an "n" shape, a fixing rod (2) is arranged in the second fixing frame (37), and a rust removal mechanism (1) is jointly arranged on the second screw rod (7) and the fixing rod (2).

3. The construction steel rust removal device according to claim 2, characterized in that: The rust removal mechanism (1) comprises a first connecting rod (9) and a second connecting rod (38), the second screw rod (7) passes through the first connecting rod (9), the fixing rod (2) passes through the second connecting rod (38), one end of the first connecting rod (9) and the second connecting rod (38) corresponding to each other are fixedly connected to two fixing rings (15), the other ends of the first connecting rod (9) and the second connecting rod (38) corresponding to each other are fixedly connected to a dust collecting mechanism (13), a rotating ring (17) is slidably connected in the two fixing rings (15), a plurality of limiting rods (18) are fixedly connected to the outer walls of the two fixing rings (15) along the circumferential direction, the rotating ring (17) contacts the plurality of limiting rods (18), a plurality of movable plates (16) are arranged in the rotating ring (17) along the circumferential direction; a tooth groove (19) is provided on the outer wall of the rotating ring (17) along the circumferential direction, the A rotating rod (20) is provided in the first connecting rod (9), one end of the rotating rod (20) is meshed with the tooth groove (19), a transmission cylinder (36) is sleeved on the outer wall of the second screw rod (7), one end of the transmission cylinder (36) is fixedly connected with a gear (21), and the other end of the rotating rod (20) is meshed with the gear (21); both the first connecting rod (9) and the second connecting rod (38) are provided with limiting grooves, both limiting grooves are provided with rotating cylinders (22), a round rod (24) is fixedly connected in the rotating cylinder (22), the other end of the round rod (24) is slidably connected with the outer wall of the rotating ring (17), a threaded ring (23) is sleeved on the outer wall of the round rod (24), the threaded ring (23) is fixedly connected to the rotating cylinder (22), a spring (25) is sleeved on the outer wall of the round rod (24), and the spring (25) is arranged between the threaded ring (23) and the rotating ring (17).

4. The construction steel rust removal device according to claim 3, characterized in that: The outer wall of the second screw rod (7) is provided with corresponding retaining grooves (10) along the axial direction, and the inner wall of the transmission cylinder (36) is provided with retaining bars (11) corresponding to the two retaining grooves (10), and the two retaining bars (11) are respectively connected with the two retaining grooves (10) by keys.

5. The construction steel rust removal device according to claim 4, characterized in that: The side surface of the movable plate (16) is provided with two parallel grooves (33), and a plurality of fastening screws (34) are arranged in each of the two grooves (33). The end surface of the movable plate (16) away from the rotating ring (17) is provided with two parallel fixing openings (32) in a direction perpendicular to the fastening screws (34), and the plurality of fastening screws (34) extend into the fixing openings (32).

6. The construction steel material rust removal device according to claim 5, characterized in that: The dust suction mechanism (13) comprises a cylinder (35), the sides of which are fixedly connected to the first connecting rod (9) and the second connecting rod (38), a plurality of air holes (14) are provided on the top of the cylinder (35), a third motor (29) is fixedly connected inside the cylinder (35), a plurality of fan blades (28) are fixedly connected to the outer wall of the output shaft of the third motor (29), a filter screen (27) is fixedly provided on the inner wall of the cylinder (35) below the fan blades (28), the output shaft of the third motor (29) passes through the filter screen (27) and is fixedly connected to a plurality of cleaning rods (30), and two through holes are provided on the outer wall of the cylinder (35), and a collection bucket (26) is fixedly connected to the two through holes.

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