Anti-falling scrap iron hoisting equipment

Abstract

The invention discloses anti-falling scrap iron hoisting equipment, and relates to the technical field of scrap iron hoisting, and the technical scheme is that the anti-falling scrap iron hoisting equipment comprises a positioning frame, transverse plates are fixedly connected to the front side and the rear side of the positioning frame, hoisting ropes and a connecting frame are fixedly connected to the tops of the two transverse plates, the connecting frame is fixedly connected to the bottom of the positioning frame, and two side plates are fixedly connected to the bottom of the connecting frame; two fixing frames and a control mechanism are arranged between the two side plates, the control mechanism is arranged at the bottom of the connecting frame and used for adjusting and controlling the two fixing frames, the binding mechanism is arranged in the positioning frame and used for binding and protecting the hoisted scrap iron, the control mechanism comprises a transmission motor, the transmission motor is fixedly arranged on one side of each side plate, and the transmission motor is arranged on the other side of each side plate. The scrap iron lifting device has the beneficial effects that the scrap iron lifting efficiency is greatly improved, meanwhile, the structural design of the bottom plate and the steel rope is adopted, the clamped structure of scrap iron blocks is tighter, and scrap iron is prevented from loosening.

Description

Technical Field

[0001] The present invention relates to the technical field of scrap iron lifting, and in particular to a scrap iron lifting device that prevents it from falling. Background Art

[0002] Special steel mills are different from ordinary steel mills. They recycle scrap iron into electric furnaces to refine special steel, so the purchased scrap iron needs to be processed; and in order to facilitate transportation and transshipment, the scrap iron will be pressed into individual cubic scrap iron blocks through a hydraulic press for easy transportation.

[0003] Existing scrap iron needs to be lifted by hoisting equipment during transportation. However, the existing lifting equipment generally does not have a protective structure. If the scrap iron falls during lifting, it will bring great safety hazards. Summary of the Invention

[0004] To this end, the present invention provides a scrap iron lifting device that prevents it from falling. When the user starts the transmission motor, the control mechanism can be driven to work, so that the two fixed frames can position the square scrap iron blocks. After the positioning is completed, the electric push rod can be used to make the tightening mechanism work to tighten the scrap iron, and at the same time, the bottom of the fixed frame is covered to solve the problem that the existing scrap iron needs to be lifted by lifting equipment during transportation, but the existing lifting device generally does not have a protective structure. If the scrap iron falls during lifting, it will bring great safety hazards.

[0005] In order to achieve the above object, the present invention provides the following technical solution: a scrap iron lifting device to prevent falling, comprising a positioning frame, wherein the front and rear sides of the positioning frame are fixedly connected to horizontal plates, and the tops of the two horizontal plates are fixedly connected to lifting ropes;

[0006] A connecting frame, the connecting frame is fixedly connected to the bottom of the positioning frame, the bottom of the connecting frame is fixedly connected to two side plates, and two fixing frames are provided between the two side plates;

[0007] A control mechanism, which is provided at the bottom of the connecting frame and is used to adjust and control the two fixing frames;

[0008] A tightening mechanism is provided inside the positioning frame and is used to tighten and protect the hoisted scrap metal;

[0009] The control mechanism includes a transmission motor, which is fixed on one side of the side plate. A transmission shaft is provided between the two side plates, and the transmission shaft is fixedly connected to the output end of the transmission motor.

[0010] Preferably, the control mechanism also includes two first threaded rods, the two first threaded rods are arranged between the two side plates, the two first threaded rods are fixedly sleeved on the outside of the transmission shaft, the outside of the two first threaded rods are sleeved with a first sliding block, the first sliding block is connected to the first threaded rod by a thread, and the threads of the two first threaded rods are in opposite directions.

[0011] Preferably, two limit rods are provided between the two side plates, and a limit block is sleeved on the outer side of the limit rod, and the limit block is fixedly connected to the front and rear sides of the two first sliding blocks, and the tops of the two first sliding blocks are fixedly connected to support rods, and the top ends of the two support rods pass through the outer side of the top of the connecting frame, and two movable grooves are provided on the top of the connecting frame, and positioning rods are embedded in the inside of the two movable grooves, and the two positioning rods are respectively embedded in the outer sides of the two support rods and slide with the support rods.

[0012] Preferably, the tightening mechanism includes multiple base plates, multiple base plates are embedded in the inner sides of two fixed frames, lifting blocks are embedded in the two fixed frames, the lifting blocks slide with the fixed frames, the lifting blocks are fixedly connected to multiple base plates, the tops of multiple lifting blocks are fixedly connected to steel ropes, the tops of multiple steel ropes pass through the outside of the fixed frames, the outsides of the two support rods are fixedly connected to the stabilizing frames, movable blocks are embedded in the two stabilizing frames, the movable blocks slide with the stabilizing frames, through slots are opened on the front and back sides of the stabilizing frames, and the tops of multiple steel ropes respectively pass through the multiple through slots and are fixedly connected to the movable blocks.

[0013] Preferably, the top of the positioning frame is fixedly connected to a vertical plate, the inner sides of the two vertical plates are provided with electric push rods, the inner ends of the two electric push rods are fixedly connected to a movable plate, the tops of the two movable plates are provided with movable rods, the movable rods are movably connected to the movable plate through hinges, and the tops of the two movable rods are provided with top plates and are movably connected to the top plates through hinges.

[0014] Preferably, a lifting rod is fixedly connected to the bottom of the top plate, the bottom end of the lifting rod extends to the inside of the positioning frame, the bottom of the lifting rod is fixedly connected to a connecting plate, electromagnets are provided on both sides of the connecting plate, and connecting magnets are provided on the tops of the two movable blocks.

[0015] Preferably, a fixing block is provided on the outer side of each of the two lifting blocks, a fixing plate is provided on the outer side of each of the two fixing frames, the fixing block is connected to the fixing plate, and a pull rope is provided on the outer side of each of the two fixing plates.

[0016] Preferably, two first shielding plates are fixedly connected to the bottom of the two fixing frames, two second shielding plates are embedded in the first shielding plates, and the second shielding plates slide with the first shielding plates.

[0017] Preferably, two stabilizing plates are provided on the top of the two first shielding plates, a transmission rod is embedded inside the stabilizing plate, the transmission rod and the stabilizing plate are movably connected through a rolling bearing, a winding wheel is provided on the outer fixed sleeve of the transmission rod, and the two pull ropes are respectively wrapped around the outer sides of the two winding wheels.

[0018] Preferably, two second threaded rods are provided on the top of the first baffle plate, and the threads of the two second threaded rods are in opposite directions. A second sliding block is sleeved on the outside of the two second threaded rods, and a positioning block is fixedly connected to the outside of the second sliding block. The positioning block is fixedly connected to the second baffle plate, and a volute spring is sleeved on the outside of the two transmission rods.

[0019] The beneficial effects of the present invention are:

[0020] The user starts the transmission motor to drive the control mechanism to work, so that the two fixing frames can position the square scrap iron block. After the positioning is completed, the electric push rod can be used to make the tightening mechanism work to tighten the scrap iron, and at the same time, the bottom of the fixing frame is shielded, so as to solve the problem that the existing scrap iron needs to be lifted and transported by hoisting equipment during transportation, but the existing lifting device generally does not have a protective structure. If the scrap iron falls during lifting, it will bring great safety hazards. The present invention greatly improves the efficiency of scrap iron lifting. At the same time, the device adopts the structural design of the bottom plate and the steel rope, so that the structure of the scrap iron block is clamped more tightly, preventing the scrap iron from loosening.

[0021] In addition, the device adopts a structural design of a first shielding plate and a second shielding plate. The second threaded rod and the second sliding block work to enable the second shielding plate to be unfolded when the scrap iron is tied tightly. Therefore, when the scrap iron falls, the scrap iron will fall on the surface of the first shielding plate or the second shielding plate, preventing the scrap iron from falling and causing harm to the staff, thereby greatly improving the safety of the work. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] To more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly describes the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are merely illustrative, and those skilled in the art can, without inventive effort, derive other implementation drawings from the provided drawings.

[0023] The structures, proportions, sizes, etc. illustrated in this specification are intended solely to complement the contents disclosed herein and to facilitate understanding and reading by persons skilled in the art. They are not intended to limit the conditions under which the present invention may be implemented and therefore have no substantive technical significance. Any structural modifications, changes in proportions, or adjustments in sizes, without affecting the efficacy and objectives of the present invention, shall remain within the scope of the technical contents disclosed herein.

[0024] Figure 1 A schematic diagram of the overall structure provided by the present invention;

[0025] Figure 2 A schematic diagram of the three-dimensional structure of the control mechanism provided by the present invention;

[0026] Figure 3 A schematic diagram of the three-dimensional structure of the local tightening mechanism provided by the present invention;

[0027] Figure 4 A schematic diagram of the three-dimensional structure of the electric push rod and electromagnet provided by the present invention;

[0028] Figure 5 A schematic diagram of the three-dimensional structure of the first shielding plate and the second shielding plate provided by the present invention;

[0029] Figure 6 The present invention provides Figure 5 A magnified view of point A in the figure;

[0030] Figure 7 The present invention provides Figure 5 Enlarged view of point B in FIG.

[0031] In the figure: 1 positioning frame; 2 horizontal plate; 3 lifting rope; 4 connecting frame; 5 side plate; 6 fixed frame; 7 transmission motor; 8 transmission shaft; 9 first threaded rod; 10 first sliding block; 11 limiting rod; 12 limiting block; 13 supporting rod; 14 positioning rod; 15 bottom plate; 16 lifting block; 17 steel rope; 18 stabilizing frame; 19 movable block; 20 vertical plate; 21 electric push rod; 22 moving plate; 23 movable rod; 24 top plate; 25 lifting rod; 26 connecting plate; 27 electromagnet; 28 connecting magnet; 29 fixed block; 30 fixed plate; 31 first shielding plate; 32 second shielding plate; 33 stabilizing plate; 34 transmission rod; 35 winding wheel; 36 pull rope; 37 second threaded rod; 38 second sliding block; 39 positioning block; 40 scroll spring. DETAILED DESCRIPTION

[0032] The preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0033] Refer to the attached Figure 1 -Attached Figure 7 The present invention provides an anti-falling scrap iron lifting equipment, comprising a positioning frame 1, a horizontal plate 2 is fixedly connected to the front and rear sides of the positioning frame 1, and a lifting rope 3 is fixedly connected to the top of the two horizontal plates 2;

[0034] A connecting frame 4 is fixedly connected to the bottom of the positioning frame 1. The bottom of the connecting frame 4 is fixedly connected to two side panels 5. Two fixing frames 6 are provided between the two side panels 5.

[0035] The control mechanism is arranged at the bottom of the connecting frame 4 and is used to adjust and control the two fixing frames 6;

[0036] The tightening mechanism is arranged inside the positioning frame 1, and the tightening mechanism tightens and protects the scrap metal being hoisted;

[0037] The control mechanism includes a transmission motor 7, which is fixed to one side of the side plate 5. A transmission shaft 8 is provided between the two side plates 5, and the transmission shaft 8 is fixedly connected to the output end of the transmission motor 7;

[0038] In this embodiment, the user starts the transmission motor 7 to drive the control mechanism to work, so that the two fixing frames 6 can position the square scrap iron blocks. After the positioning is completed, the electric push rod 21 can be used to activate the binding mechanism to bind the scrap iron and at the same time shield the bottom of the fixing frame 6.

[0039] Among them, in order to achieve the purpose of positioning and clamping, this device adopts the following technical scheme: the control mechanism also includes two first threaded rods 9, the two first threaded rods 9 are arranged between the two side plates 5, the two first threaded rods 9 are fixedly sleeved on the outside of the transmission shaft 8, the two first threaded rods 9 are sleeved with a first sliding block 10 on the outside, the first sliding block 10 is connected to the first threaded rod 9 by threaded connection, and the two first threaded rods 9 have opposite threads. Two limit rods 11 are provided between the two side plates 5, and a limit block 12 is sleeved on the outside of the limit rod 11. The limit block 12 is fixedly connected to the front and rear sides of the two first sliding blocks 10, and the tops of the two first sliding blocks 10 are fixedly connected to the support rod 13, and the tops of the two support rods 13 pass through the outside of the top of the connecting frame 4. Two movable grooves are provided on the top of the connecting frame 4, and positioning rods 14 are embedded in the two movable grooves. The two positioning rods 14 are respectively embedded on the outsides of the two support rods 13 and slide with the support rods 13;

[0040] The transmission motor 7 drives the transmission shaft 8 to rotate, which drives the first threaded rod 9 to rotate. The rotation of the first threaded rod 9 drives the first sliding block 10 to move toward the middle. The movement of the first sliding block 10 drives the two fixing frames 6 to move inward, so that the two fixing frames 6 clamp and position the scrap iron block, which is convenient for the next lifting work. At the same time, the movement of the two first sliding blocks 10 causes the two support rods 13 and the stabilizing frame 18 to move toward the middle, so that the two connecting magnets 28 move to the bottom of the two electromagnets 27. At this time, the user starts the electromagnet 27 to strongly attract the connecting magnets 28.

[0041] Among them, in order to achieve the purpose of structural binding, the present device adopts the following technical solutions: the binding mechanism includes multiple bottom plates 15, multiple bottom plates 15 are embedded in the inner sides of the two fixed frames 6, and lifting blocks 16 are embedded in the two fixed frames 6. The lifting blocks 16 slide with the fixed frames 6. The lifting blocks 16 are fixedly connected to the multiple bottom plates 15. The tops of the multiple lifting blocks 16 are fixedly connected to the steel ropes 17. The tops of the multiple steel ropes 17 pass through the outside of the fixed frames 6. The outsides of the two support rods 13 are fixedly connected to the stabilizing frames 18. The insides of the two stabilizing frames 18 are embedded with movable blocks 19. The movable blocks 19 slide with the stabilizing frames 18. The top of the stabilizing frame 18 is provided with a through slot on both sides, and the tops of the multiple steel ropes 17 are respectively passed through the multiple through slots and are fixedly connected to the movable block 19. The top of the positioning frame 1 is fixedly connected to the vertical plate 20, and the inner sides of the two vertical plates 20 are provided with electric push rods 21. The inner ends of the two electric push rods 21 are fixedly connected to the movable plate 22. The tops of the two movable plates 22 are provided with movable rods 23. The movable rods 23 are movably connected to the movable plates 22 through hinges. The tops of the two movable rods 23 are provided with top plates 24 and are movably connected to the top plates 24 through hinges. The bottom of the top plate 24 is fixedly connected to the lifting rod 25, and the bottom end of the lifting rod 25 extends to the inside of the positioning frame 1. , the bottom of the lifting rod 25 is fixedly connected to a connecting plate 26, and electromagnets 27 are provided on both sides of the connecting plate 26. A connecting magnet 28 is provided on the top of the two movable blocks 19. A fixed block 29 is provided on the outside of the two lifting blocks 16. A fixed plate 30 is provided on the outside of the two fixing frames 6. The fixed block 29 is connected to the fixed plate 30. A pull rope 36 is provided on the outside of the two fixing plates 30. The bottom of the two fixing frames 6 is fixedly connected to two first shielding plates 31. Two second shielding plates 32 are embedded in the first shielding plate 31. The second shielding plate 32 slides with the first shielding plate 31. The top of the two first shielding plates 31 is provided with two A stabilizing plate 33 is provided with a transmission rod 34 embedded in the stabilizing plate 33. The transmission rod 34 and the stabilizing plate 33 are movably connected by a rolling bearing. A winding wheel 35 is fixedly sleeved on the outside of the transmission rod 34. Two pull ropes 36 are respectively wrapped around the outside of the two winding wheels 35. Two second threaded rods 37 are provided on the top of the first baffle plate 31. The threads of the two second threaded rods 37 are in opposite directions. A second sliding block 38 is sleeved on the outside of the two second threaded rods 37. A positioning block 39 is fixedly connected to the outside of the second sliding block 38. The positioning block 39 is fixedly connected to the second baffle plate 32. A volute spring 40 is sleeved on the outside of the two transmission rods 34.

[0042] After the clamping and positioning is completed, the two electric push rods 21 are started to extend. The extension of the electric push rods 21 causes the movable plate 22 to move toward the middle. The movement of the movable plate 22 drives the movable rod 23 to rotate. The rotation of the movable rod 23 causes the top plate 24 and the lifting rod 25 to rise. The lifting rod 25 rises and drives the connecting plate 26 and the two electromagnets 27 and the connecting magnet 28 to move upward. The upward movement of the connecting magnet 28 causes the movable block 19 and the steel rope 17 to move upward. The upward movement of the steel rope 17 drives the two lifting blocks 16 to move upward. The upward movement of the lifting block 16 drives the multiple bottom plates 15 to move upward, thereby the scrap iron blocks are moved upward. The binding work is carried out, and at the same time, when the lifting block 16 moves up, it will drive the two fixed blocks 29 and the fixed plate 30 to move up, and the fixed plate 30 moves up and drives multiple pull ropes 36 to pull ropes 36, and multiple pull ropes 36 pull ropes 36 make the winding wheel 35 and the transmission rod 34 rotate, and the rotation of the transmission rod 34 drives the two second threaded rods 37 to rotate, and the rotation of the second threaded rod 37 drives the second sliding block 38 to move, and the two second sliding blocks 38 move outward to drive the two second shielding plates 32 to extend outward, so that the second shielding plates 32 are unfolded to prevent scrap iron from falling and shield the scrap iron.

[0043] The operation process of the present invention is as follows: the user starts the transmission motor 7 to drive the control mechanism to work, so that the two fixed frames 6 can position the square scrap iron block. After the positioning is completed, the electric push rod 21 can be used to make the tightening mechanism work to tighten the scrap iron, and at the same time, the bottom of the fixed frame 6 is blocked. The transmission motor 7 drives the transmission shaft 8 to rotate and drives the first threaded rod 9 to rotate. The rotation of the first threaded rod 9 drives the first sliding block 10 to move toward the middle. The movement of the first sliding block 10 drives the two fixed frames 6 to move inward, so that the two fixed frames 6 clamp and position the scrap iron block, which is convenient for the next lifting work. At the same time, the two first sliding blocks 10 move to make the two support rods 13 and the stabilizing frame 18 move toward the middle, so that the two connecting magnets 28 move to the bottom of the two electromagnets 27. At this time, the user starts the electromagnet 27 to work and strongly attracts the connecting magnet 28. After the clamping and positioning is completed, the two electric push rods 21 are started to extend. The extension of the electric push rod 21 makes the moving plate 2 2 moves to the middle, the moving plate 22 moves to drive the movable rod 23 to rotate, the movable rod 23 rotates to make the top plate 24 and the lifting rod 25 rise, the lifting rod 25 rises to drive the connecting plate 26 and the two electromagnets 27 and the connecting magnet 28 to move upward, the connecting magnet 28 moves upward to make the movable block 19 and the steel rope 17 move upward, the steel rope 17 moves upward to drive the two lifting blocks 16 to move upward, the lifting block 16 moves upward to drive the multiple bottom plates 15 to move upward, thereby tightening the scrap iron blocks, and at the same time, when the lifting block 16 moves upward The two fixed blocks 29 and the fixed plate 30 will be driven to move upward, and the upward movement of the fixed plate 30 will drive multiple pull ropes 36 to pull ropes 36, and the multiple pull ropes 36 will cause the winding wheel 35 and the transmission rod 34 to rotate. The rotation of the transmission rod 34 will drive the two second threaded rods 37 to rotate, and the rotation of the second threaded rod 37 will drive the second sliding block 38 to move. The two second sliding blocks 38 move outward and drive the two second shielding plates 32 to extend outward, so that the second shielding plates 32 are unfolded to prevent the scrap iron from falling and shield the scrap iron.

[0044] The above description is merely a preferred embodiment of the present invention. Anyone skilled in the art may utilize the above-described technical solutions to modify the present invention or modify it into an equivalent technical solution. Therefore, any simple modification or equivalent replacement based on the technical solution of the present invention falls within the scope of protection claimed by the present invention.

Claims

1. A scrap iron lifting device that prevents falling, characterized by: include A positioning frame (1), wherein both front and rear sides of the positioning frame (1) are fixedly connected to a transverse plate (2), and the tops of the two transverse plates (2) are fixedly connected to a suspension rope (3); A connecting frame (4), the connecting frame (4) is fixedly connected to the bottom of the positioning frame (1), the bottom of the connecting frame (4) is fixedly connected to two side panels (5), and two fixing frames (6) are provided between the two side panels (5); A control mechanism, the control mechanism being arranged at the bottom of the connecting frame (4) and being used for regulating and controlling the two fixing frames (6); A tightening mechanism, the tightening mechanism being arranged inside the positioning frame (1), and the tightening mechanism tightening and protecting the hoisted scrap metal; The control mechanism comprises a transmission motor (7), the transmission motor (7) being fixedly arranged on one side of the side plate (5), a transmission shaft (8) being arranged between the two side plates (5), and the transmission shaft (8) being fixedly connected to the output end of the transmission motor (7).

2. The scrap iron lifting equipment for preventing falling according to claim 1 is characterized in that: The control mechanism further comprises two first threaded rods (9), the two first threaded rods (9) are arranged between the two side plates (5), the two first threaded rods (9) are fixedly sleeved on the outside of the transmission shaft (8), the outside of the two first threaded rods (9) are sleeved with a first sliding block (10), the first sliding block (10) is connected to the first threaded rod (9) by a thread, and the threads of the two first threaded rods (9) are in opposite directions.

3. The scrap iron lifting equipment for preventing falling according to claim 1 is characterized in that: Two limiting rods (11) are provided between the two side plates (5), and limiting blocks (12) are sleeved on the outer sides of the limiting rods (11). The limiting blocks (12) are fixedly connected to the front and rear sides of the two first sliding blocks (10). The tops of the two first sliding blocks (10) are fixedly connected to support rods (13). The tops of the two support rods (13) pass through the outer side of the top of the connecting frame (4). Two movable grooves are provided on the top of the connecting frame (4). Positioning rods (14) are embedded in the inside of the two movable grooves. The two positioning rods (14) are respectively embedded on the outer sides of the two support rods (13) and slide with the support rods (13).

4. The scrap iron lifting equipment for preventing falling according to claim 3 is characterized in that: The binding mechanism includes a plurality of bottom plates (15), the plurality of bottom plates (15) are embedded in the inner sides of the two fixing frames (6), the two fixing frames (6) are embedded with lifting blocks (16), the lifting blocks (16) slide with the fixing frames (6), the lifting blocks (16) are fixedly connected to the plurality of bottom plates (15), the tops of the plurality of lifting blocks (16) are fixedly connected with steel ropes (17), the tops of the plurality of steel ropes (17) are passed through to the outside of the fixing frames (6), the outsides of the two support rods (13) are fixedly connected with stabilizing frames (18), the two stabilizing frames (18) are embedded with movable blocks (19), the movable blocks (19) slide with the stabilizing frames (18), the front and rear sides of the stabilizing frames (18) are provided with through slots, the tops of the plurality of steel ropes (17) respectively pass through the plurality of through slots and are fixedly connected to the movable blocks (19).

5. The scrap iron lifting equipment for preventing falling according to claim 4 is characterized in that: The top of the positioning frame (1) is fixedly connected to a vertical plate (20), the inner sides of the two vertical plates (20) are provided with electric push rods (21), the inner ends of the two electric push rods (21) are fixedly connected to a movable plate (22), the tops of the two movable plates (22) are provided with movable rods (23), the movable rods (23) are movably connected to the movable plate (22) through a hinge, and the tops of the two movable rods (23) are provided with a top plate (24) and are movably connected to the top plate (24) through a hinge.

6. The scrap iron lifting equipment for preventing falling according to claim 5, characterized in that: The bottom of the top plate (24) is fixedly connected to a lifting rod (25), the bottom end of the lifting rod (25) extends into the interior of the positioning frame (1), the bottom of the lifting rod (25) is fixedly connected to a connecting plate (26), both sides of the connecting plate (26) are provided with electromagnets (27), and the tops of the two movable blocks (19) are provided with connecting magnets (28).

7. The scrap iron lifting equipment for preventing falling according to claim 4, characterized in that: A fixing block (29) is provided on the outside of the two lifting blocks (16), a fixing plate (30) is provided on the outside of the two fixing frames (6), the fixing block (29) is connected to the fixing plate (30), and a pull rope (36) is provided on the outside of the two fixing plates (30).

8. The scrap iron lifting equipment for preventing falling according to claim 7, characterized in that: Two first shielding plates (31) are fixedly connected to the bottoms of the two fixing frames (6); two second shielding plates (32) are embedded in the first shielding plates (31); and the second shielding plates (32) slide with the first shielding plates (31).

9. The scrap iron lifting equipment for preventing falling according to claim 8, characterized in that: Two stabilizing plates (33) are provided on the top of the two first shielding plates (31), a transmission rod (34) is embedded in the inside of the stabilizing plate (33), the transmission rod (34) and the stabilizing plate (33) are movably connected through a rolling bearing, a winding wheel (35) is provided on the fixed sleeve outside the transmission rod (34), and the two pull ropes (36) are respectively wound around the outside of the two winding wheels (35).

10. The scrap iron lifting equipment for preventing falling according to claim 9, characterized in that: Two second threaded rods (37) are provided on the top of the first baffle (31), and the threads of the two second threaded rods (37) are in opposite directions. A second sliding block (38) is sleeved on the outer side of the two second threaded rods (37). A positioning block (39) is fixedly connected to the outer side of the second sliding block (38). The positioning block (39) is fixedly connected to the second baffle (32). A volute spring (40) is sleeved on the outer side of the two transmission rods (34).

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