Carrying clamp for concrete blocks

Abstract

The utility model discloses a carrying clamp for concrete blocks, which belongs to the technical field of concrete block carrying and comprises a lifting hook, the lifting hook is fixedly connected with a chain of carrying equipment, a pressure mechanism is arranged at the bottom of the lifting hook, and an anti-falling mechanism is arranged at the bottom of the pressure mechanism. A force application mechanism is arranged on one side of the anti-falling mechanism; the anti-falling mechanism comprises two rotating shafts which are symmetrically distributed, the two rotating shafts can conduct rotating operation, stress plates are fixedly connected to the faces, away from each other, of the two rotating shafts, rotating plates are fixedly connected to the faces, opposite to each other, of the two rotating shafts, when the stress plates rotate, the rotating plates can rotate, and when the stress plates rotate, the rotating plates can rotate. The force applying mechanism comprises a connecting plate arranged above the stress plate, and the bottom of the connecting plate is fixedly connected with an electric hydraulic rod. The bottom of the concrete block can be supported, and the concrete block can be prevented from falling off.

Description

Technical Field

[0001] The utility model belongs to the technical field of concrete block transportation, in particular to a transportation clamp for concrete blocks. Background Art

[0002] With the development of society, especially the progress of scientific progress, the rapid development of social productivity has been greatly promoted, especially the acceleration of urbanization, which has led to a high concentration of many social resources. In order to provide food, clothing, housing, transportation, work and study environment for a large population on limited land, many towering buildings and bridges have sprung up like mushrooms after rain. In the construction process, especially in various structural forms of construction projects such as brick-concrete structure, frame structure, shear wall structure, etc., hollow bricks, aerated concrete bricks and other blocks are mostly used for filling wall construction. The size of the blocks mostly ranges from 200mm to 600mm. Usually after being transported to the construction site, the operators use conventional brick clamps or hand-carrying when carrying, and they need to use a handling fixture for concrete blocks.

[0003] At present, a Chinese patent with the announcement number CN220222674U discloses a clamp for transporting blocks, including a clamping mechanism and a fixing mechanism, the fixing mechanism is arranged on the clamping mechanism, the fixing mechanism includes a fixing plate and a fixing assembly, the fixing plate and the fixing assembly are both fixedly mounted on the clamping mechanism, the fixing plate is used to clamp the blocks, and the fixing assembly is used to assist in clamping the blocks. This solution drives the fixing mechanism through the clamping mechanism to clamp the blocks, and the clamping force on the blocks can be improved through the fixing assembly, further reducing the possibility of the blocks falling during the transport process and reducing the breakage rate of the blocks.

[0004] However, when the above device is in use, the first clamping arm and the second clamping arm clamp the concrete block by reducing the angle of the chain. If there are many concrete blocks, the angle change of the chain is limited, the clamping of the concrete block is not stable enough, and the concrete block falls. Utility Model Content

[0005] The utility model aims to solve the shortcomings of the prior art and proposes a handling fixture for concrete blocks. The utility model has the advantages of supporting the bottom of the concrete blocks and preventing the concrete blocks from falling.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A handling fixture for concrete blocks, comprising a hook, the hook being fixedly connected to a chain of a handling device, a pressure mechanism being arranged at the bottom of the hook, an anti-fall mechanism being arranged at the bottom of the pressure mechanism, and a force applying mechanism being arranged at one side of the anti-fall mechanism;

[0008] The anti-fall mechanism includes two symmetrically distributed rotating shafts, which can be rotated. The two rotating shafts have their respective sides fixedly connected to force-bearing plates, and the two rotating shafts have their respective sides fixedly connected to rotating plates. When the force-bearing plates rotate, the rotating plates can be rotated.

[0009] Through the above technical scheme: when in use, start the electric hydraulic rod and make the rotating plate located at the bottom, cooperate with the handling equipment to make the concrete block located between the two pressure plates, start the rotating motor to make the double-headed threaded rod rotate, the rotation of the double-headed threaded rod can apply force to the slider, the slider slides in the inner wall of the slide rail, the two pressure plates can be close to each other and clamp the concrete block, start the handling equipment so that the pressure plate drives the concrete block to leave the square pile of concrete blocks, and then start the electric hydraulic rod, the movement of the piston rod of the electric hydraulic rod can apply force to the moving block, the moving block slides in the inner wall of the moving groove and makes the force plate bear force, the force plate cooperates with the rotating shaft to rotate, the rotation of the rotating shaft can make the rotating plate rotate, the rotation of the rotating plate can support the bottom of the concrete block, therefore, the bottom of the concrete block can be supported to prevent the concrete block from falling.

[0010] The utility model is further configured that the force applying mechanism comprises a connecting plate arranged above the force bearing plate, and an electric hydraulic rod is fixedly connected to the bottom of the connecting plate.

[0011] Through the above technical solution: the setting of the electric hydraulic rod can apply force to the force-bearing plate under the movement of the piston rod, and at this time the force-bearing plate cooperates with the rotating shaft to rotate.

[0012] The utility model is further configured that a moving groove is opened on the top of the force-bearing plate, a moving block is slidably connected to the inner wall of the moving groove, and the moving block is hinged to the piston rod of the electric hydraulic rod.

[0013] Through the above technical solution: the movable block is arranged to slide in the inner wall of the movable groove, which can facilitate the rotation operation of the force-bearing plate.

[0014] The utility model is further configured such that the cross section of the moving block is T-shaped, the cross section of the inner wall of the moving groove is T-shaped, a moving spring is fixedly connected to the inner wall of one side of the moving groove, and the moving spring is fixedly connected to the moving block.

[0015] Through the above technical solution: the setting of the moving spring can apply pressure to the moving block, which can facilitate the moving block to slide in the inner wall of the moving groove.

[0016] The utility model is further configured such that the pressure mechanism includes a slide rail fixedly connected to the bottom of the hook, sliders are slidably connected to both sides of the inner wall of the slide rail, a pressure plate is fixedly connected to the bottom of the slider, a rotation groove is opened at the bottom of the pressure plate, the inner wall of the rotation groove is rotatably connected to the rotation shaft through a bearing, and the pressure plate is fixedly connected to the connecting plate.

[0017] Through the above technical solution: the setting of the slider can slide in the inner wall of the slide rail, and the movement of the slider can move the pressure plate to clamp the concrete block.

[0018] The utility model is further configured that a rotating motor is fixedly connected to an outer wall of one side of the slide rail, a double-headed threaded rod is fixedly connected to an output shaft of the rotating motor, and the double-headed threaded rod is connected to the slide block through a threaded connection.

[0019] Through the above technical solution: the double-threaded rod is arranged so that it can rotate under the rotation of the output shaft of the rotating motor, and the rotation of the double-threaded rod can make the slider slide in the inner wall of the slide rail.

[0020] The utility model is further configured such that a protective pad is fixedly connected to one side of the force-bearing plate, and the protective pad is made of rubber material.

[0021] Through the above technical solution: the provision of the protective pad can increase the softness of the pressure plate, can protect the concrete blocks, and can prevent the concrete blocks from being clamped and damaged.

[0022] The utility model is further configured that one side of the protective pad is provided with a plurality of evenly distributed pressure grooves.

[0023] Through the above technical solution: the setting of the pressure groove can increase the friction between the protective pad and the concrete block, so that the concrete block can be clamped stably.

[0024] The beneficial effects of the utility model are:

[0025] 1. The handling fixture for concrete blocks uses a handling device to enable a pressure plate to drive the concrete blocks to leave the square pile of concrete blocks, and then starts an electric hydraulic rod. The piston rod of the electric hydraulic rod moves to apply force to the moving block. The moving block slides in the inner wall of the moving groove and causes the force-bearing plate to be subjected to force. The force-bearing plate rotates in conjunction with the rotating shaft. The rotation of the rotating shaft can cause the rotating plate to rotate. The rotation of the rotating plate can support the bottom of the concrete block. Therefore, the bottom of the concrete block can be supported to prevent the concrete block from falling.

[0026] 2. The handling fixture for concrete blocks can apply force to the force-bearing plate through the electric hydraulic rod under the movement of the piston rod. At this time, the force-bearing plate cooperates with the rotating shaft to rotate, and the moving block can slide in the inner wall of the moving groove, which is convenient for the rotation operation of the force-bearing plate. The moving spring can apply pressure to the moving block, which can facilitate the sliding of the moving block in the inner wall of the moving groove.

[0027] 3. The handling clamp for concrete blocks can slide in the inner wall of the slide rail through a slider, and the movement of the slider can move the pressure plate to clamp the concrete blocks. The double-threaded rod can be rotated when the output shaft of the rotating motor rotates, and the rotation of the double-threaded rod can make the slider slide in the inner wall of the slide rail. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is a schematic diagram of the three-dimensional structure of the handling fixture for concrete blocks proposed by the utility model;

[0029] Figure 2 This is a structural schematic diagram of the handling fixture for concrete blocks proposed by the utility model with the rotating shaft highlighted;

[0030] Figure 3 The utility model is a structural schematic diagram of a handling fixture for concrete blocks, showing a connecting plate.

[0031] In the figure: 1. hook; 2. rotating shaft; 3. force plate; 4. rotating plate; 5. connecting plate; 6. electric hydraulic rod; 7. moving groove; 8. moving block; 9. moving spring; 10. slide rail; 11. slider; 12. pressure plate; 13. rotating motor; 14. double-headed threaded rod; 15. protective pad; 16. pressure groove. DETAILED DESCRIPTION

[0032] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0033] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0034] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0035] Reference Figure 1-3 , a handling fixture for concrete blocks, comprising a hook 1, the hook 1 is fixedly connected to a chain of a handling device, a pressure mechanism is provided at the bottom of the hook 1, an anti-fall mechanism is provided at the bottom of the pressure mechanism, and a force-applying mechanism is provided on one side of the anti-fall mechanism;

[0036] The anti-fall mechanism includes two symmetrically distributed rotating shafts 2, which can be rotated. The two rotating shafts 2 have their respective sides fixedly connected to a force-bearing plate 3, and their respective sides fixedly connected to a rotating plate 4. When the force-bearing plate 3 rotates, the rotating plate 4 can be rotated.

[0037] It should be noted that, in this embodiment, the force-applying mechanism includes a connecting plate 5 arranged above the force-bearing plate 3, and an electric hydraulic rod 6 is fixedly connected to the bottom of the connecting plate 5. The electric hydraulic rod 6 can apply force to the force-bearing plate 3 under the movement of the piston rod. At this time, the force-bearing plate 3 cooperates with the rotating shaft 2 to rotate.

[0038] Furthermore, in this embodiment, a movable groove 7 is opened on the top of the force-bearing plate 3, and a movable block 8 is slidably connected to the inner wall of the movable groove 7. The movable block 8 is hinged to the piston rod of the electric hydraulic rod 6, and the movable block 8 can slide in the inner wall of the movable groove 7, which facilitates the rotation operation of the force-bearing plate 3.

[0039] The cross-section of the moving block 8 is a T-shaped structure, and the cross-section of the inner wall of the moving groove 7 is a T-shaped structure. A moving spring 9 is fixedly connected to the inner wall of one side of the moving groove 7. The moving spring 9 is fixedly connected to the moving block 8. The moving spring 9 can apply pressure to the moving block 8, which can facilitate the moving block 8 to slide in the inner wall of the moving groove 7.

[0040] In one specific embodiment, the pressure mechanism includes a slide rail 10 fixedly connected to the bottom of the hook 1, and sliders 11 are slidably connected to both sides of the inner wall of the slide rail 10. A pressure plate 12 is fixedly connected to the bottom of the slider 11. A rotating groove is opened at the bottom of the pressure plate 12. The inner wall of the rotating groove is rotatably connected to the rotating shaft 2 through a bearing. The pressure plate 12 is fixedly connected to the connecting plate 5. The slider 11 can slide in the inner wall of the slide rail 10. The movement of the slider 11 can move the pressure plate 12 to clamp the concrete block.

[0041] It should be noted that, in the present embodiment, a rotating motor 13 is fixedly connected to an outer wall of one side of the slide rail 10, and a double-headed threaded rod 14 is fixedly connected to the output shaft of the rotating motor 13. The double-headed threaded rod 14 is threadedly connected to the slider 11, and the double-headed threaded rod 14 can rotate when the output shaft of the rotating motor 13 rotates. The rotation of the double-headed threaded rod 14 can cause the slider 11 to slide in the inner wall of the slide rail 10.

[0042] Furthermore, in this embodiment, a protective pad 15 is fixedly connected to one side of the force-bearing plate 3, and the protective pad 15 is made of rubber. The protective pad 15 can increase the softness of the pressure plate 12, protect the concrete blocks, and prevent the concrete blocks from being pinched.

[0043] A plurality of evenly distributed pressure grooves 16 are provided on one side of the protection pad 15 , and the friction between the protection pad 15 and the concrete block can be increased through the pressure grooves 16 , so that the concrete block can be clamped stably.

[0044] Working principle: when in use, start the electric hydraulic rod 6 and make the rotating plate 4 located at the bottom, cooperate with the handling equipment to make the concrete block located between the two pressure plates 12, start the rotating motor 13 to make the double-headed threaded rod 14 rotate, the rotation of the double-headed threaded rod 14 can apply force to the slider 11, the slider 11 slides in the inner wall of the slide rail 10, the two pressure plates 12 can be close and clamp the concrete block, start the handling equipment to make the pressure plate 12 drive the concrete block to leave the square pile of concrete blocks, and then start the electric hydraulic rod 6, the piston rod movement of the electric hydraulic rod 6 can apply force to the moving block 8, the moving block 8 slides in the inner wall of the moving groove 7 and makes the force plate 3 bear force, the force plate 3 cooperates with the rotating shaft 2 to rotate, the rotation of the rotating shaft 2 can make the rotating plate 4 rotate, the rotation of the rotating plate 4 can support the bottom of the concrete block, therefore, the bottom of the concrete block can be supported to prevent the concrete block from falling.

[0045] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A handling fixture for concrete blocks, comprising a hook (1), wherein the hook (1) is fixedly connected to a chain of a handling device, and characterized in that: The bottom of the hook (1) is provided with a pressure mechanism, the bottom of the pressure mechanism is provided with an anti-fall mechanism, and one side of the anti-fall mechanism is provided with a force application mechanism; The anti-fall mechanism comprises two symmetrically distributed rotating shafts (2), the two rotating shafts (2) can be rotated, the two rotating shafts (2) are fixedly connected to the force-bearing plates (3) on the sides away from each other, and the two rotating shafts (2) are fixedly connected to the rotating plates (4) on the sides opposite to each other, and when the force-bearing plates (3) rotate, the rotating plates (4) can be rotated.

2. The handling fixture for concrete blocks according to claim 1, characterized in that: The force-applying mechanism comprises a connecting plate (5) arranged above the force-bearing plate (3), and an electric hydraulic rod (6) is fixedly connected to the bottom of the connecting plate (5).

3. The handling fixture for concrete blocks according to claim 2, characterized in that: A moving groove (7) is provided on the top of the force-bearing plate (3), and a moving block (8) is slidably connected to the inner wall of the moving groove (7), and the moving block (8) is hinged to the piston rod of the electric hydraulic rod (6).

4. The handling fixture for concrete blocks according to claim 3, characterized in that: The cross section of the moving block (8) is in a T-shaped structure, the cross section of the inner wall of the moving groove (7) is in a T-shaped structure, a moving spring (9) is fixedly connected to the inner wall of one side of the moving groove (7), and the moving spring (9) is fixedly connected to the moving block (8).

5. The handling fixture for concrete blocks according to claim 2, characterized in that: The pressure mechanism comprises a slide rail (10) fixedly connected to the bottom of the hook (1), the inner walls of the slide rail (10) are slidably connected to sliders (11) on both sides, the bottom of the slider (11) is fixedly connected to a pressure plate (12), a rotation groove is provided at the bottom of the pressure plate (12), the inner wall of the rotation groove is rotationally connected to the rotation shaft (2) via a bearing, and the pressure plate (12) is fixedly connected to the connecting plate (5).

6. The handling fixture for concrete blocks according to claim 5, characterized in that: A rotating motor (13) is fixedly connected to an outer wall of one side of the slide rail (10), and a double-headed threaded rod (14) is fixedly connected to the output shaft of the rotating motor (13), and the double-headed threaded rod (14) is connected to the slider (11) via threads.

7. The handling fixture for concrete blocks according to claim 5, characterized in that: A protective pad (15) is fixedly connected to one side of the force-bearing plate (3), and the protective pad (15) is made of rubber.

8. The handling fixture for concrete blocks according to claim 7, characterized in that: A plurality of evenly distributed pressure grooves (16) are provided on one side of the protective pad (15).

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