Crane suspension arm mechanism with weight detection function

Abstract

The utility model discloses a crane jib mechanism with weight detection, which relates to the technical field of jib mechanisms, and comprises a jib body, a hook and a column body, the bottom of the column body is movably mounted with the top of the jib body, the top of the hook is fixedly connected with a movable limiting component, and the top of the hook is provided with a weighing detection component. According to the lifting arm mechanism, the movable limiting assembly is arranged to be matched with the weighing detection assembly to stably weigh and detect an object hooked by the hook, and the problems that an existing lifting arm mechanism cannot detect the weight in the using process, and consequently when the lifting arm mechanism is used for lifting goods, the goods are prone to being overweight, and the lifting efficiency is high are solved. The problems that the use safety of the suspension arm mechanism is affected and the use effect of the suspension arm mechanism is reduced are solved, and the effect of weight detection is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of boom mechanisms, in particular to a crane boom mechanism with weight detection function. Background Art

[0002] The boom is a very important device on the crane. The boom is used to support the container lifting weight and make the loading and unloading bridge have a certain lifting height and width. It is divided into a front boom and a rear boom. The front boom can pitch or telescopic movement, which is convenient for the ship to dock during loading and unloading. According to the structural type, there are truss booms, box-type booms, etc.

[0003] For example, the crane boom with the publication number CN204454353U includes a column body, a cantilever and a supporting mechanism. A guide rail is provided between the cantilever and the column body, and an electric hoist is slidably connected to the guide rail through a pulley. A lighting device is provided on the lower surface of the cantilever, including a box, an electric control device and a controller. The box body is provided with an electric control device and a controller, and a slide rail is provided on the upper surface of the box body, and clamps are symmetrically provided in the slide rail. Rubber blocks are symmetrically provided on the opposite sides of the clamps. A lighting lamp is provided on the lower surface of the box body, and an alarm lamp and an alarm are provided near the lighting lamp on the lower surface of the box body. An angle sensor is provided at one end of the cantilever away from the column body, and the signal output end of the angle sensor is connected to the signal input end of the controller. The signal output end of the controller is connected to the signal input end of the electric control device. The first power output end, the second power output end, the third power output end, the fourth power output end, and the fifth power output end of the electric control device are respectively connected to the alarm lamp, the alarm, the amplitude change solenoid valve in the crane amplitude change mechanism, the lighting lamp and the power input end of the clamp. Therefore, the main technical principle of this patent is to achieve smooth parking and avoid accidents through the coordinated use of angle sensors and variable amplitude solenoid valves.

[0004] Based on the search of patent numbers, combined with the findings of deficiencies in the prior art;

[0005] The existing boom mechanism is unable to detect the weight during use, which results in the cargo being easily overweight when the boom mechanism is lifting the cargo, thus affecting the safety of the boom mechanism and reducing the use effect of the boom mechanism. Utility Model Content

[0006] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a crane boom mechanism with weight detection, which has the advantages of weight detection and solves the problem that the existing boom mechanism is unable to detect the weight during use, which leads to the situation that the goods are easily overweight when the boom mechanism is lifting the goods, affecting the safety of the use of the boom mechanism and reducing the use effect of the boom mechanism.

[0007] To achieve the above object, the present utility model provides the following technical solutions: A crane boom mechanism with weight detection, including a boom body, a hook and a column body. The bottom of the column body is movably installed with the top of the boom body. The top of the hook is fixedly connected with a movable limit component, and a weighing detection component is arranged on the top of the hook.

[0008] Preferably, the movable limit component includes a connecting block. The top of the connecting block is fixedly connected with a limit plate. An activity groove is opened at the bottom of the boom body. The surface of the connecting block is movably connected with the bottom of the activity groove, and the limit plate is located inside the activity groove.

[0009] Preferably, the weighing detection component includes a weighing sensor. The bottom of the weighing sensor is fixedly connected with the bottom of the inner wall of the activity groove. The top of the weighing sensor is fixedly connected with a connecting plate. A moving groove is opened at the top of the connecting plate. The surface of the connecting block is movably connected with the inside of the moving groove.

[0010] Preferably, a weighing display is fixedly connected to the bottom of the front surface of the column body. The weighing display is electrically connected to the weighing sensor through a wire.

[0011] Preferably, a warning device is fixedly connected to the front surface of the column body. The warning device is electrically connected to the weighing display through a wire.

[0012] Preferably, an anti-collision plate is fixedly connected to the top of the connecting plate, and an elastic plate is fixedly connected to the bottom of the limit plate.

[0013] Preferably, a sealing plate is fixedly connected to the bottom of the boom body, and a connecting groove is opened at the bottom of the sealing plate.

[0014] Preferably, a limit groove is opened at the top of the limit plate, and a limit rod is movably connected to the inside of the limit groove.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0016] 1. By setting the movable limit component in cooperation with the weighing detection component, the present utility model stably weighs and detects the items hooked by the hook, solves the problem that the existing boom mechanism cannot detect the weight during use, which causes the goods to be overweight easily when the boom mechanism hoists the goods, affects the use safety of the boom mechanism, and reduces the use effect of the boom mechanism, and achieves the effect of weight detection.

[0017] 2. The utility model limits the movement of the surface of the limit plate through the movable limit component during use. After the movement of the limit plate is limited, the connecting block can be driven to be limited in movement, and the connecting block can drive the hook to be limited in movement, so that the hook can stably move along with the boom body.

[0018] 3. The utility model is provided with a weighing detection component. When weighing and detecting the lifted materials during use, the boom body starts to drive the weighing sensor to move upward through the movable slot. The upward movement of the weighing sensor can push the connecting plate to push the bottom of the limit plate. The movement of the limit plate can drive the connecting block to move, and the movement of the connecting block can drive the hook and the materials to move. When the materials are lifted, the weight of the materials can be pressed onto the weighing sensor through the hook connecting block, the limit plate and the connecting plate, which is convenient for the weighing sensor to weigh the weight of the materials. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 is a schematic three-dimensional structure diagram of the utility model;

[0020] Figure 2 is a schematic exploded three-dimensional structure diagram of the utility model;

[0021] Figure 3 is the utility model Figure 2 the enlarged structure diagram at A in.

[0022] In the figure: 1. Boom body; 2. Hook; 3. Column body; 4. Movable limit component; 41. Connecting block; 42. Limit plate; 43. Movable slot; 5. Weighing detection component; 51. Weighing sensor; 52. Connecting plate; 53. Moving slot; 6. Weighing display; 7. Warning device; 8. Anti-collision plate; 9. Elastic plate; 10. Sealing plate; 11. Connecting slot; 12. Limit slot; 13. Limit rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0023] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] As Figures 1 to 3 shown, a crane boom mechanism with weight detection provided by the present utility model includes a boom body 1, a hook 2 and a column body 3. The bottom of the column body 3 is movably installed with the top of the boom body 1, the top of the hook 2 is fixedly connected with a movable limit component 4, and a weighing detection component 5 is arranged on the top of the hook 2.

[0025] Reference Figure 3 As shown in Figure 3 , the movable limit assembly 4 includes a connecting block 41. A limit plate 42 is fixedly connected to the top of the connecting block. An activity groove 43 is formed at the bottom of the boom body 1. The surface of the connecting block 41 is movably connected to the bottom of the activity groove 43, and the limit plate 42 is located inside the activity groove 43.

[0026] As a technical optimization scheme of the present utility model, by providing the movable limit assembly 4, the activity groove 43 can perform movable limit on the surface of the limit plate 42 during use. After the limit plate 42 is movably limited, it can drive the connecting block 41 to perform movable limit. The movable limit of the connecting block 41 can drive the hook 2 to perform movable limit, so that the hook 2 stably moves along with the boom body 1.

[0027] Reference Figure 3 As shown in Figure 3 , the weighing detection assembly 5 includes a weighing sensor 51. The bottom of the weighing sensor 51 is fixedly connected to the bottom of the inner wall of the activity groove 43. A connecting plate 52 is fixedly connected to the top of the weighing sensor 51. A moving groove 53 is formed at the top of the connecting plate 52. The surface of the connecting block 41 is movably connected to the inside of the moving groove 53.

[0028] As a technical optimization scheme of the present utility model, by providing the weighing detection assembly 5, when weighing and detecting the lifted material during use, the boom body 1 starts to drive the weighing sensor 51 to move upward through the activity groove 43. The upward movement of the weighing sensor 51 can push the connecting plate 52 to push the bottom of the limit plate 42. The movement of the limit plate 42 can drive the connecting block 41 to move. The movement of the connecting block 41 can drive the hook 2 and the material to move. When the material is lifted, the weight of the material can be pressed onto the weighing sensor 51 through the hook 2, the connecting block 41, the limit plate 42 and the connecting plate 52, which is convenient for the weighing sensor 51 to weigh the weight of the material.

[0029] Reference Figure 2 As shown in Figure 2 , a weighing display 6 is fixedly connected to the bottom of the front surface of the column body 3. The weighing display 6 is electrically connected to the weighing sensor 51 through a wire.

[0030] As a technical optimization scheme of the present utility model, by providing the weighing display 6, the weighing display 6 can convert and display the weighing data of the weighing sensor 51 during use, which is convenient for the user to directly observe the weighed weight.

[0031] Reference Figure 2 As shown in Figure 2 , a warning device 7 is fixedly connected to the front surface of the column body 3. The warning device 7 is electrically connected to the weighing display 6 through a wire.

[0032] As a technical optimization solution of the present utility model, by setting a warning device 7, when the weighing sensor 51 detects that the weighing weight reaches the threshold value, the weighing sensor 51 sends a signal to the weighing display 6. After receiving and processing the signal, the weighing display 6 activates the warning device 7, and the warning device 7 emits warning lights and sounds to remind the user.

[0033] Reference Figure 3 , a collision prevention plate 8 is fixedly connected to the top of the connecting plate 52, and an elastic plate 9 is fixedly connected to the bottom of the limiting plate 42.

[0034] As a technical optimization solution of the present utility model, by setting the collision prevention plate 8 and the elastic plate 9, the collision prevention plate 8 can protect the top of the connecting plate 52 during use, enhancing the safety of the connecting plate 52 during use and avoiding the situation of hard collision between the limiting plate 42 and the connecting plate 52. The elastic plate 9 can elastically buffer the bottom of the limiting plate 42 during use, enhancing the safety of the limiting plate 42 when moving downward.

[0035] Reference Figure 3 , a sealing plate 10 is fixedly connected to the bottom of the boom body 1, and a connecting groove 11 is opened at the bottom of the sealing plate 10.

[0036] As a technical optimization solution of the present utility model, by setting the sealing plate 10 and the connecting groove 11, the sealing plate 10 can seal the bottom of the boom body 1 during use, preventing impurities from entering the inside of the movable groove 43. At the same time, the connecting groove 11 can facilitate the normal movement of the connecting block 41.

[0037] Reference Figure 3 , a limiting groove 12 is opened at the top of the limiting plate 42, and a limiting rod 13 is movably connected inside the limiting groove 12.

[0038] As a technical optimization solution of the present utility model, by setting the limiting groove 12 and the limiting rod 13, the limiting rod 13 can movably limit the top of the limiting plate 42 through the limiting groove 12 during use, enabling the limiting plate 42 to move stably during movement and avoiding the situation of dislocation and inclination of the limiting plate 42 during movement, enhancing the use effect of the limiting plate 42.

[0039] Working principle and usage process of the present utility model: During use, the movable slot 43 can perform movable limit on the surface of the limit plate 42 during use. After the limit plate 42 is movably limited, it can drive the connection block 41 to be movably limited. The movable limit of the connection block 41 can drive the hook 2 to be movably limited, so that the hook 2 stably moves along with the boom body 1. When weighing and detecting the lifted material during use, the boom body 1 starts and drives the weighing sensor 51 to move upward through the movable slot 43. The upward movement of the weighing sensor 51 can push the connecting plate 52 to push the bottom of the limit plate 42. The movement of the limit plate 42 can drive the connection block 41 to move, and the movement of the connection block 41 can drive the hook 2 and the material to move. When the material is lifted, the weight of the material can be pressed onto the weighing sensor 51 through the hook 2, connection block 41, limit plate 42 and connecting plate 52, which is convenient for the weighing sensor 51 to weigh the weight of the material. The weighing display 6 can convert and display the weighing data of the weighing sensor 51 during use, which is convenient for the user to directly observe the weighing weight. When the weighing sensor 51 detects that the weighing weight reaches the threshold value, the weighing sensor 51 sends a signal to the weighing display 6. After receiving the signal and processing it, the weighing display 6 starts the warning device 7. The warning device 7 emits warning lights and sounds to remind the user, achieving the effect of weight detection and enhancing the use effect of the boom mechanism.

[0040] To sum up: For this crane boom mechanism with weight detection, by setting the movable limit component 4 and cooperating with the weighing detection component 5, it stably weighs and detects the items hooked by the hook 2, solving the problem that the existing boom mechanism cannot detect the weight during use. This results in the situation that when the boom mechanism lifts goods, the goods are prone to overweight, affecting the use safety of the boom mechanism and reducing the use effect of the boom mechanism.

[0041] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A crane boom mechanism with weight detection, comprising a boom body (1), a hook (2) and a column (3), characterized in that: The bottom of the column body (3) is movably mounted on the top of the boom body (1); the top of the hook (2) is fixedly connected with a movable limiter assembly (4); and the top of the hook (2) is provided with a weighing detection assembly (5).

2. A crane boom mechanism with weight detection according to claim 1, characterized in that: The movable limit assembly (4) comprises a connecting block (41), the top of the connecting block is fixedly connected to a limit plate (42), a movable groove (43) is provided at the bottom of the boom body (1), the surface of the connecting block (41) is movably connected to the bottom of the movable groove (43), and the limit plate (42) is located inside the movable groove (43).

3. A crane boom mechanism with weight detection according to claim 2, characterized in that: The weighing detection assembly (5) comprises a weighing sensor (51), the bottom of the weighing sensor (51) is fixedly connected to the bottom of the inner wall of the movable groove (43), the top of the weighing sensor (51) is fixedly connected to a connecting plate (52), the top of the connecting plate (52) is provided with a movable groove (53), and the surface of the connecting block (41) is movably connected to the inside of the movable groove (53).

4. The crane boom mechanism with weight detection according to claim 3, characterized in that: A weighing display (6) is fixedly connected to the bottom of the front side of the column body (3), and the weighing display (6) is electrically connected to a weighing sensor (51) via a wire.

5. The crane boom mechanism with weight detection according to claim 2, characterized in that: A warning device (7) is fixedly connected to the front of the column body (3), and the warning device (7) is electrically connected to a weighing display (6) via a wire.

6. The crane arm mechanism with weight detection according to claim 3, characterized in that: The top of the connecting plate (52) is fixedly connected to an anti-collision plate (8), and the bottom of the limiting plate (42) is fixedly connected to an elastic plate (9).

7. The crane boom mechanism with weight detection according to claim 1, characterized in that: A sealing plate (10) is fixedly connected to the bottom of the boom body (1), and a connecting groove (11) is provided at the bottom of the sealing plate (10).

8. The crane boom mechanism with weight detection according to claim 2, characterized in that: A limiting groove (12) is provided on the top of the limiting plate (42), and a limiting rod (13) is movably connected inside the limiting groove (12).

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