Safety protection device for house building tower crane

Abstract

The utility model belongs to the technical field of safety protection devices, in particular to a safety protection device for a house building tower crane, which comprises a rotating arm and moving columns, the bottom of the rotating arm is fixedly connected with two fixed columns, the opposite sides of the two fixed columns are both provided with moving grooves, the ends, far away from each other, of the moving columns are both fixedly connected with connecting columns, and the connecting columns are fixedly connected with the rotating arm. By arranging second cables, triangular fixing frames, an outer sleeve column, an inner sleeve column, a protective frame and the like, a second rotating disc winds the corresponding second cables, the two second cables drive the corresponding triangular fixing frames to move, and the triangular fixing frames are fixed to the protective frame. The triangular fixing frame drives the inner sleeve column to move through the outer sleeve column, the inner sleeve column drives the protection frame to move, the protection frame moves upwards to the bottom of the box body containing the scattered materials or cement, the falling scattered materials or cement fall into the protection frame, workers on the ground are prevented from being hit, and the probability that the workers on the ground are injured is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of safety protection devices, in particular to a safety protection device for a building construction tower crane. Background Art

[0002] Building construction tower crane is a tower crane commonly used in engineering projects. It is a rotating arm crane fixed on the top of the tower. It is used for vertical and horizontal transportation of materials and installation of building components in house construction. It can quickly move heavy construction materials.

[0003] However, in existing equipment, when a tower crane lifts a box containing loose materials or cement and moves it, some of the loose materials or cement are at risk of falling due to the shaking caused by the movement, and are likely to hit workers on the ground, increasing the chance of injury to ground workers. For this reason, a safety protection device for a building construction tower crane is proposed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings in the prior art and to propose a safety protection device for a building construction tower crane.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a safety protection device for a building construction tower crane, comprising a rotating arm and a moving column, the bottom of the rotating arm is fixedly connected to two fixed columns, and a moving groove is provided on the opposite sides of the two fixed columns, and the ends of the moving columns that are away from each other are fixedly connected to a connecting column, and the sides of the two connecting columns that are away from each other are rotatably connected to a moving wheel, and the two moving wheels on the same side are movably connected in the corresponding moving grooves, one side of one of the connecting columns is fixedly connected to a first servo motor, and the output shaft of the first servo motor is fixedly connected to one side of one of the moving wheels, and the upper surface of the moving column is fixedly connected to four fixed The fixed plate, the movable column is provided with a protective structure, one side of the movable column is fixedly connected to two first fixed frames, each of the first fixed frames is rotatably connected to a pulley, the bottom of the movable column is fixedly connected to the second fixed frame, the opposite side of the second fixed frame is rotatably connected to the first rotating disk, one side of the second fixed frame is fixedly connected to the second servo motor, the output shaft of the second servo motor is fixedly connected to one side of the first rotating disk, a first cable is movably provided on the first rotating disk, one end of the first cable is fixedly connected to one side of the first rotating disk, the other end of the first cable is fixedly connected to a hook, and four quick-release components are provided below the hook.

[0006] As a further description of the above technical solution:

[0007] The protective structure includes a rotating column rotatably connected to four fixed plates, two second rotating disks are fixedly connected to the rotating column, each of the second rotating disks is movably provided with a second cable, one end of each second cable is fixedly connected to one side of the corresponding second rotating disk, one side of one of the fixed plates is fixedly connected to a third servo motor, and the output shaft of the third servo motor is fixedly connected to one end of the rotating column.

[0008] As a further description of the above technical solution:

[0009] One end of each of the second cables is fixedly connected to a triangular fixing frame, the bottom of each of the triangular fixing frames is fixedly connected to an outer sleeve column, and the interior of each of the outer sleeve columns is slidably connected to an inner sleeve column.

[0010] As a further description of the above technical solution:

[0011] The bottoms of the four inner sleeve columns are fixedly connected to a protective frame, and a fixing hole is opened on one side of each inner sleeve column.

[0012] As a further description of the above technical solution:

[0013] The quick-release assembly includes a connecting frame fixedly connected to one side of the outer sleeve column, a sliding rod is slidably connected to one side of the connecting frame, one end of the sliding rod is fixedly connected to a clamping column, one end of the clamping column is slidably connected to one side of the outer sleeve column, and the clamping column is adapted to the corresponding fixing hole.

[0014] As a further description of the above technical solution:

[0015] A spring is movably provided on the sliding rod, one end of the spring is fixedly connected to one side of the inner portion of the connecting frame, and the other end is fixedly connected to one side of the clamping column.

[0016] The utility model has the following beneficial effects:

[0017] 1. Compared with the prior art, the safety protection device for a tower crane for building construction is provided with a third servo motor, a rotating column, a second rotating disk, a second cable, a triangular fixing frame, an outer column, an inner column and a protection frame. The third servo motor drives the rotating column to rotate, the rotating column drives the two second rotating disks to rotate, the second rotating disks reel in the corresponding second cables, the two second cables drive the corresponding triangular fixing frames to move, the triangular fixing frame drives the inner column to move through the outer column, and the inner column drives the protection frame to move, so that the protection frame moves upward to the bottom of the box containing loose materials or cement, so that the fallen loose materials or cement fall into the protection frame to avoid hitting the workers on the ground, thereby reducing the chance of injury to the ground workers.

[0018] 2. Compared with the existing technology, this safety protection device for building construction tower cranes is equipped with a connecting frame, a sliding rod, a clamping column and a spring. When the sliding rod is pulled, the sliding rod drives the clamping column to move, so that the clamping column is disengaged from the fixing hole, and then the protection frame is removed, which makes it convenient for workers to deal with parts or cement that have fallen inside. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of a safety protection device for a building construction tower crane proposed in the utility model;

[0020] Figure 2 This is a plan view of a safety protection device for a building construction tower crane proposed in the utility model;

[0021] Figure 3 This is a schematic diagram of the protection structure of a safety protection device for a building construction tower crane proposed in the utility model;

[0022] Figure 4 This is an exploded diagram of the protective structure of a safety protection device for a building construction tower crane proposed in this utility model;

[0023] Figure 5 This is a schematic diagram of a triangular fixing frame for a safety protection device for a building construction tower crane proposed in the utility model;

[0024] Figure 6 This is an exploded view of the quick-disassembly assembly of a safety protection device for a building construction tower crane proposed in the utility model;

[0025] Figure 7 The utility model provides a schematic diagram of the connecting column and moving wheels of a safety protection device for a building construction tower crane.

[0026] Legend:

[0027] 1. Rotating arm; 2. Fixed column; 3. Moving column; 4. Connecting column; 5. Moving wheel; 6. First servo motor; 7. Fixed plate; 8. Protective structure; 801. Third servo motor; 802. Rotating column; 803. Second rotating disk; 804. Second cable; 805. Triangular fixing frame; 806. Outer column; 807. Inner column; 808. Protective frame; 9. Second fixed frame; 10. First rotating disk; 11. Hook; 12. Second servo motor; 13. First fixed frame; 14. Pulley; 15. Quick-release assembly; 151. Connecting frame; 152. Sliding rod; 153. Snap-on column; 154. Spring. DETAILED DESCRIPTION

[0028] 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 embodiments described 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 making creative efforts are within the scope of protection of the present invention.

[0029] Reference Figures 1 to 7 The utility model provides a safety protection device for a building construction tower crane: it includes a rotating arm 1 and a moving column 3. The bottom of the rotating arm 1 is fixedly connected to two fixed columns 2, and a moving groove is opened on the opposite side of the two fixed columns 2. The ends of the moving columns 3 that are away from each other are fixedly connected to a connecting column 4, and the sides of the two connecting columns 4 that are away from each other are rotatably connected to a moving wheel 5. The two moving wheels 5 located on the same side are movably connected in the corresponding moving groove. One side of one of the connecting columns 4 is fixedly connected to a first servo motor 6, and the output shaft of the first servo motor 6 is fixedly connected to one side of one of the moving wheels 5. The first servo motor 6 drives the moving wheel 5 to roll in the moving groove, and the moving wheel 5 drives the moving column 3 to move through the connecting column 4. The moving column 3 drives the box filled with loose materials or cement to move through the first cable, which is convenient for conveying materials. The upper surface of the moving column 3 is fixedly connected to It is connected to four fixed plates 7, and a protective structure 8 is provided on the moving column 3. One side of the moving column 3 is fixedly connected to two first fixed frames 13, and each first fixed frame 13 is rotatably connected to a pulley 14. The second cable 804 is overlapped on the pulley 14, which is beneficial to reduce friction and facilitate the winding or release of the second cable 804. The bottom of the moving column 3 is fixedly connected to the second fixed frame 9, and the opposite side of the second fixed frame 9 is rotatably connected to the first rotating disk 10. One side of the second fixed frame 9 is fixedly connected to the second servo motor 12, and the output shaft of the second servo motor 12 is fixedly connected to one side of the first rotating disk 10. A first cable is movably provided on the first rotating disk 10, and one end of the first cable is fixedly connected to one side of the first rotating disk 10, and the other end of the first cable is fixedly connected to the hook 11. Four quick-release components 15 are provided below the hook 11;

[0030] In order to achieve the purpose of protection, the protective structure 8 includes a rotating column 802 rotatably connected to the four fixed plates 7, two second rotating disks 803 are fixedly connected to the rotating column 802, each second rotating disk 803 is movably provided with a second cable 804, one end of each second cable 804 is fixedly connected to one side of the corresponding second rotating disk 803, one side of one fixed plate 7 is fixedly connected to a third servo motor 801, the output shaft of the third servo motor 801 is fixedly connected to one end of the rotating column 802, one end of each second cable 804 is fixedly connected to a triangular fixing frame 805, the bottom of each triangular fixing frame 805 is fixedly connected to an outer sleeve column 806, and the interior of each outer sleeve column 806 is slidably connected to an inner sleeve column 807, four The bottoms of the inner sleeve columns 807 are fixedly connected to a protective frame 808. A fixing hole is provided on one side of each inner sleeve column 807. The third servo motor 801 drives the rotating column 802 to rotate, and the rotating column 802 drives the two second rotating disks 803 to rotate. The second rotating disks 803 reel in the corresponding second cables 804. The two second cables 804 drive the corresponding triangular fixing frames 805 to move. The triangular fixing frames 805 drive the inner sleeve columns 807 to move through the outer sleeve columns 806. The inner sleeve columns 807 drive the protective frame 808 to move, so that the protective frame 808 moves upward to the bottom of the box containing loose materials or cement, so that the fallen loose materials or cement fall into the protective frame 808 to avoid hitting the workers on the ground, thereby reducing the chance of injury to the ground workers.

[0031] In order to achieve the purpose of quick disassembly and assembly, the quick-release component 15 includes a connecting frame 151 fixedly connected to one side of the outer sleeve column 806, and a sliding rod 152 is slidably connected to one side of the connecting frame 151. One end of the sliding rod 152 is fixedly connected to a clamping column 153, and a spring 154 is movably provided on the sliding rod 152. One end of the spring 154 is fixedly connected to the inner side of the connecting frame 151, and the other end is fixedly connected to one side of the clamping column 153. One end of the clamping column 153 is slidably connected to one side of the outer sleeve column 806, and the clamping column 153 is adapted to the corresponding fixing hole. Pull the sliding rod 152, and the sliding rod 152 drives the clamping column 153 to move, so that the clamping column 153 is disengaged from the fixing hole, and then the protective frame 808 is removed, which is convenient for the staff to deal with the parts or cement that have fallen inside.

[0032] Working principle: When the hook 11 lifts the box filled with scattered materials or cement, the third servo motor 801 drives the rotating column 802 to rotate, and the rotating column 802 drives the two second rotating disks 803 to rotate. The second rotating disk 803 reels the corresponding second cable 804, and the two second cables 804 drive the corresponding triangular fixing frame 805 to move. The triangular fixing frame 805 drives the inner sleeve column 807 to move through the outer sleeve column 806, and the inner sleeve column 807 drives the protective frame 808 to move, so that the protective frame 808 moves upward to the bottom of the box filled with scattered materials or cement, so that the fallen scattered materials or cement fall into the protective frame 808 to avoid hitting the staff on the ground, reducing the chance of injury to the ground staff, pulling the sliding rod 152, the sliding rod 152 drives the clamping column 153 to move, so that the clamping column 153 is disengaged from the fixing hole, and then the protective frame 808 is removed, making it convenient for the staff to handle the parts or cement that fall inside.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A safety protection device for a building construction tower crane, comprising a rotating arm (1) and a movable column (3), characterized in that: The bottom of the rotating arm (1) is fixedly connected to two fixed columns (2), and a movable groove is provided on the opposite side of the two fixed columns (2). The ends of the movable columns (3) that are away from each other are fixedly connected to the connecting columns (4), and the sides of the two connecting columns (4) that are away from each other are rotatably connected to the movable wheels (5). The two movable wheels (5) located on the same side are movably connected in the corresponding movable grooves, and one side of one of the connecting columns (4) is fixedly connected to the first servo motor (6), and the output shaft of the first servo motor (6) is fixedly connected to one side of one of the movable wheels (5). The upper surface of the movable column (3) is fixedly connected to four fixed plates (7), and a protective structure (8) is provided on the movable column (3). One side of the movable column (3) is fixedly connected to Two first fixed frames (13), each of which is rotatably connected to a pulley (14), the bottom of the movable column (3) is fixedly connected to a second fixed frame (9), the opposite side of the inside of the second fixed frame (9) is rotatably connected to a first rotating disk (10), one side of the second fixed frame (9) is fixedly connected to a second servo motor (12), the output shaft of the second servo motor (12) is fixedly connected to one side of the first rotating disk (10), a first cable is movably provided on the first rotating disk (10), one end of the first cable is fixedly connected to one side of the first rotating disk (10), the other end of the first cable is fixedly connected to a hook (11), and four quick-release components (15) are provided below the hook (11).

2. A safety protection device for a building construction tower crane according to claim 1, characterized in that: The protective structure (8) includes a rotating column (802) rotatably connected to four fixed plates (7), two second rotating disks (803) are fixedly connected to the rotating column (802), each of the second rotating disks (803) is movably provided with a second cable (804), one end of each second cable (804) is fixedly connected to one side of the corresponding second rotating disk (803), one side of one of the fixed plates (7) is fixedly connected to a third servo motor (801), and the output shaft of the third servo motor (801) is fixedly connected to one end of the rotating column (802).

3. A safety protection device for a building construction tower crane according to claim 2, characterized in that: One end of each second cable (804) is fixedly connected to a triangular fixing frame (805), the bottom of each triangular fixing frame (805) is fixedly connected to an outer sleeve column (806), and the interior of each outer sleeve column (806) is slidably connected to an inner sleeve column (807).

4. A safety protection device for a building construction tower crane according to claim 3, characterized in that: The bottoms of the four inner sleeve columns (807) are fixedly connected to a protective frame (808), and a fixing hole is provided on one side of each inner sleeve column (807).

5. A safety protection device for a building construction tower crane according to claim 3, characterized in that: The quick-release assembly (15) includes a connecting frame (151) fixedly connected to one side of the outer sleeve column (806), a sliding rod (152) passing through one side of the connecting frame (151) for sliding connection, a clamping column (153) fixedly connected to one end of the sliding rod (152), and one end of the clamping column (153) passing through one side of the outer sleeve column (806) for sliding connection, and the clamping column (153) is adapted to the corresponding fixing hole.

6. A safety protection device for a building construction tower crane according to claim 5, characterized in that: A spring (154) is movably provided on the sliding rod (152), one end of the spring (154) is fixedly connected to one side of the interior of the connecting frame (151), and the other end is fixedly connected to one side of the clamping column (153).

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