Constructional engineering material carrying and lifting device

Abstract

The utility model belongs to the technical field of constructional engineering, and particularly relates to a constructional engineering material carrying and lifting device which solves the problems that in the prior art, stability is not high enough and comfort is poor in the using process, the constructional engineering material carrying and lifting device comprises a bottom plate, and the top of the bottom plate is fixedly connected with two symmetrically-arranged sliding sleeves through screws. Sliding blocks are slidably assembled in the two sliding sleeves, connecting blocks are welded to one sides of the two sliding blocks, a placing plate is jointly welded to one sides of the two connecting blocks, and reinforcing devices are jointly arranged in the bottom plate and the sliding sleeves. The servo motor drives the materials on the placing plate to lift, the ejector rod ascends along with ascending of the placing plate, the rotating wheel retracts into the bottom plate, meanwhile, the supporting plate is opened, the contact area between the bottom plate and the ground is increased, and the materials are lifted more stably.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a construction engineering material handling and lifting device. Background Art

[0002] At present, construction material handling refers to the process of transporting various construction materials from suppliers to the construction site, stacking and installing them in appropriate locations in a construction project. This process is an indispensable task in construction. Its purpose is to ensure that the materials required at the construction site are in place on time to support the advancement of construction progress.

[0003] In the prior art, the authorization announcement number is: CN207468091U, a construction material handling and lifting device for construction engineering. The mobile base of the patent is equipped with mobile wheels, which can easily realize the flexible movement of the device. The setting of the push rod makes the operation more convenient. The support column and the mobile base are firmly connected through the fixed seat plate, and its height-adjustable design enhances the adaptability of the device to meet the needs of different projects. The configuration of the support rod and the lifting shaft, as well as the setting of the pulley, ensure the smooth and smooth lifting. The combination of the slide, the slider and the loading platform realizes the stable loading and lifting of the materials. The pull ring at the upper end provides convenience for handling. In general, this device has a simple structure, is easy to manufacture, is height-adjustable, and is flexible to move, which fully reflects the wisdom and practicality of engineering design.

[0004] However, when the patent is used to lift materials, as the materials are raised, the center of gravity of the entire equipment rises, making it easy for the equipment to tilt and overturn, posing a safety hazard. In addition, when the workers are pushing the equipment, the height of the handrails cannot be adjusted according to the height of the workers, resulting in poor pushing comfort. Utility Model Content

[0005] The utility model aims to provide a construction material handling and lifting device, which solves the problems of insufficient stability and poor comfort during use.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a construction material handling and lifting device, comprising a bottom plate, the top of the bottom plate is fixedly connected to two symmetrically arranged sliding sleeves by screws, the insides of the two sliding sleeves are slidably equipped with sliding blocks, one side of the two sliding blocks is welded with a connecting block, one side of the two connecting blocks is jointly welded with a placing plate, and the bottom plate and the inside of the sliding sleeves are jointly provided with a reinforcement device;

[0007] The reinforcement device includes a servo motor, the output end of the servo motor is connected to a coaxially arranged first lifting screw through a coupling, the first lifting screw is rotatably installed in one of the sliding sleeves, and the second lifting screw is rotatably installed in the other sliding sleeve, the first lifting screw and the second lifting screw are respectively screw-mounted in the two sliding blocks, the bottoms of the first lifting screw and the second lifting screw are respectively fixedly sleeved with a first active bevel gear and a second driven bevel gear, a bidirectional screw is rotatably installed in the bottom of the bottom plate, and the first driven bevel gear and the second active bevel gear are respectively fixedly sleeved on the bidirectional screw, the bottom of the bottom plate is internally slidably equipped with two symmetrically arranged support plates, the bidirectional screw is threadedly installed in the support plate, the bottom plate is internally slidably equipped with four symmetrically arranged rotating wheels, and a top rod is welded on the top of the rotating wheel.

[0008] Preferably, one side of one of the sliding sleeves is fixedly connected to a vertical sleeve by means of screws, a handrail is slidably mounted inside the vertical sleeve, and a locking screw is threadedly mounted inside the vertical sleeve.

[0009] Preferably, a sliding groove is provided inside the sliding sleeve, the sliding block is slidably connected inside the sliding groove, the first active bevel gear and the first driven bevel gear are meshed, and the sliding groove enables the sliding of the sliding block to be more stable.

[0010] Preferably, vertical thread grooves are provided inside the two sliding blocks, and the first lifting screw and the second lifting screw are respectively threadedly connected inside the two vertical thread grooves, and the vertical thread grooves make the first lifting screw rotate more stably.

[0011] Preferably, the second active bevel gear and the second driven bevel gear are meshed with each other, a transverse thread groove is provided inside the support plate, the bidirectional screw is threadedly connected inside the transverse thread groove, and the transverse thread groove makes the rotation of the bidirectional screw more stable.

[0012] Preferably, a vertical groove is provided inside the vertical sleeve, a part of the handrail is slidably connected inside the vertical groove, a locking thread groove is provided inside the vertical sleeve, the locking screw is threadedly connected inside the locking thread groove, and the vertical groove makes the sliding of the handrail more stable.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model sets up structures such as support plates and push rods. After the servo motor is started, the servo motor drives the material on the placement plate to lift. As the placement plate rises, the push rod rises accordingly, the wheel is retracted into the bottom plate, and the support plate is opened at the same time, increasing the contact area between the bottom plate and the ground, making the material more stable when lifted.

[0015] 2. The utility model adjusts the height of the handrail according to the height of the worker through the arrangement of the handrail, the locking screw and other structures. After the adjustment, the locking screw is rotated to fix the handrail, so that the worker can be more comfortable when pushing. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is the front view of the utility model;

[0018] Figure 3 It is a side view of the bottom plate of the utility model.

[0019] In the figure: 1, bottom plate; 2, sliding sleeve; 3, servo motor; 4, first lifting screw; 5, sliding block; 6, placement plate; 7, connecting block; 8, bidirectional screw; 9, support plate; 10, first driven bevel gear; 11, first driving bevel gear; 12, rotating wheel; 13, push rod; 14, vertical sleeve; 15, handrail; 16, locking screw; 17, second driving bevel gear; 18, second driven bevel gear. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-3A construction material handling and lifting device comprises a base plate 1, the top of the base plate 1 is fixedly connected with two symmetrically arranged sliding sleeves 2 by screws, the interiors of the two sliding sleeves 2 are slidably equipped with sliding blocks 5, one side of the two sliding blocks 5 are welded with connecting blocks 7, one side of the two connecting blocks 7 are jointly welded with a placing plate 6, the interiors of the base plate 1 and the sliding sleeves 2 are jointly provided with a reinforcement device, the reinforcement device comprises a servo motor 3, the output end of the servo motor 3 is connected with a coaxially arranged first lifting screw 4 through a coupling, the first lifting screw 4 is rotatably installed in one of the sliding sleeves 2, the interior of the other sliding sleeve 2 is rotatably installed with a second lifting screw, the first lifting screw 4 and the second lifting screw are respectively screwed in the interiors of the two sliding blocks 5, the bottoms of the first lifting screw 4 and the second lifting screw A first active bevel gear 11 and a second driven bevel gear 18 are respectively fixedly sleeved, a bidirectional screw 8 is rotatably installed inside the bottom plate 1, and a first driven bevel gear 10 and a second active bevel gear 17 are respectively fixedly sleeved on the bidirectional screw 8, the bottom plate 1 is internally slidably equipped with two symmetrically arranged support plates 9, the bidirectional screw 8 is threadedly installed inside the support plate 9, the bottom plate 1 is internally slidably equipped with four symmetrically arranged runners 12, and a push rod 13 is welded on the top of the runner 12. Through the arrangement of the support plate 9, the push rod 13 and other structures, after starting the servo motor 3, the servo motor 3 drives the material on the placement plate 6 to lift, as the placement plate 6 rises, the push rod 13 rises accordingly, the runner 12 is retracted into the bottom plate 1, and at the same time the support plate 9 is opened, thereby increasing the contact area between the bottom plate 1 and the ground, making the material more stable when lifted.

[0022] See also Figure 1-3 One side of one sliding sleeve 2 is fixedly connected with a vertical sleeve 14 by screws, and the internal sliding assembly of the vertical sleeve 14 is equipped with a handrail 15, and the internal thread of the vertical sleeve 14 is equipped with a locking screw 16. Through the arrangement of the handrail 15, the locking screw 16 and other structures, the height of the handrail 15 can be adjusted according to the height of the worker. After adjustment, the locking screw 16 is rotated to fix the handrail 15, so that the worker can be more comfortable when pushing.

[0023] See also Figure 1-3 A sliding groove is provided inside the sliding sleeve 2, and the sliding block 5 is slidably connected inside the sliding groove. The first active bevel gear 11 and the first driven bevel gear 10 are meshed with each other. Vertical thread grooves are provided inside the two sliding blocks 5. The first lifting screw 4 and the second lifting screw are respectively threadedly connected inside the two vertical thread grooves. The second active bevel gear 17 and the second driven bevel gear 18 are meshed with each other. A transverse thread groove is provided inside the support plate 9, and the bidirectional screw 8 is threadedly connected inside the transverse thread groove. A vertical groove is provided inside the vertical sleeve 14, and a part of the handrail 15 is slidably connected inside the vertical groove. A locking thread groove is provided inside the vertical sleeve 14, and the locking screw 16 is threadedly connected inside the locking thread groove.

[0024] The specific implementation process of the utility model is as follows: first, the building materials are placed on the placement plate 6, the equipment is pushed to the designated position, the servo motor 3 is started, the output shaft of the servo motor 3 drives the first lifting screw 4 to rotate, the first lifting screw 4 drives the first driven bevel gear 10 to rotate through the first active bevel gear 11, the bidirectional screw 8 follows the first driven bevel gear 10 to rotate, the two support plates 9 are simultaneously extended outward from the inside of the bottom plate 1, and the bidirectional screw 8 drives the second driven bevel gear 18 to rotate through the second active bevel gear 17, and the second driven bevel gear 18 drives the second lifting screw to rotate, the two sliding blocks 5 drive the placement plate 6 to rise, and when the placement plate 6 rises, the top rod 13 rises with it, and the rotating wheel 12 is retracted into the inside of the bottom plate 1;

[0025] Further, the locking screw 16 is turned to a loose state, and the worker pushing the equipment adjusts the height of the handrail 15 according to his or her height. After adjusting to a height that is convenient for the worker, the locking screw 16 is reversed to fix the handrail 15, making it more comfortable for the worker to push the equipment.

[0026] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A construction material handling and lifting device, comprising a base plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected to two symmetrically arranged sliding sleeves (2) by means of screws, the inside of the two sliding sleeves (2) are both slidably equipped with sliding blocks (5), one side of the two sliding blocks (5) are both welded with connecting blocks (7), one side of the two connecting blocks (7) are jointly welded with a placement plate (6), and the inside of the bottom plate (1) and the sliding sleeves (2) are jointly provided with a reinforcement device; The reinforcement device comprises a servo motor (3), the output end of the servo motor (3) is connected to a coaxially arranged first lifting screw (4) through a coupling, the first lifting screw (4) is rotatably mounted inside one of the sliding sleeves (2), and a second lifting screw is rotatably mounted inside the other sliding sleeve (2), the first lifting screw (4) and the second lifting screw are respectively screw-mounted inside two sliding blocks (5), and the bottoms of the first lifting screw (4) and the second lifting screw are respectively fixedly sleeved with a first active cone. The bottom plate (1) is provided with a bidirectional screw rod (8) which is rotatably mounted inside the bottom plate (1), and a first driven bevel gear (10) and a second driving bevel gear (17) are fixedly mounted on the bidirectional screw rod (8) respectively. Two symmetrically arranged support plates (9) are slidably mounted inside the bottom plate (1), and the bidirectional screw rod (8) is threadedly mounted inside the support plates (9). Four symmetrically arranged rotating wheels (12) are slidably mounted inside the bottom plate (1), and a top rod (13) is welded on the top of the rotating wheel (12).

2. A construction material handling and lifting device according to claim 1, characterized in that: One side of one of the sliding sleeves (2) is fixedly connected to a vertical sleeve (14) by means of screws, a handrail (15) is slidably mounted inside the vertical sleeve (14), and a locking screw (16) is threadedly mounted inside the vertical sleeve (14).

3. A construction material handling and lifting device according to claim 1, characterized in that: A sliding groove is provided inside the sliding sleeve (2), the sliding block (5) is slidably connected inside the sliding groove, and the first active bevel gear (11) and the first driven bevel gear (10) are meshed.

4. A construction material handling and lifting device according to claim 1, characterized in that: The two sliding blocks (5) are each provided with a vertical thread groove inside, and the first lifting screw rod (4) and the second lifting screw rod are respectively threadedly connected inside the two vertical thread grooves.

5. A construction material handling and lifting device according to claim 1, characterized in that: The second active bevel gear (17) and the second driven bevel gear (18) are meshed with each other, a transverse thread groove is provided inside the support plate (9), and the bidirectional screw (8) is threadedly connected inside the transverse thread groove.

6. A construction material handling and lifting device according to claim 2, characterized in that: A vertical groove is provided inside the vertical sleeve (14), a part of the handrail (15) is slidably connected inside the vertical groove, a locking thread groove is provided inside the vertical sleeve (14), and the locking screw (16) is threadedly connected inside the locking thread groove.

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