CN219341495U - Safe type lifts by crane equipment - Google Patents

Abstract

The utility model relates to the technical field of lifting equipment, and discloses safe lifting equipment which comprises a motor box, wherein a rotating assembly is fixedly connected inside the motor box, a rolling frame is fixedly connected to the surface of the rotating assembly, a first servo motor is fixedly connected to the top of the rolling frame, a first transmission rod is connected to an output end spline of the first servo motor, and a roller is fixedly connected to the surface of the first transmission rod. This safe type lifts by crane equipment is axisymmetric installation fixed plate through spacing subassembly's setting in the bottom of rolling the frame to at the one end fixed mounting solid fixed ring of rope, when the goods promotes, the rope drives solid fixed ring and rises upwards, and makes the sliding block upwards slide along the sliding tray inside on fixed plate surface, has avoided rope back and forth swing when going up and down the goods, and has avoided goods back and forth swing, leads to the goods to drop, takes place the incident, has played the effect that improves the security of lifting by crane.

Description

A safe lifting device

technical field

The utility model relates to the technical field of lifting equipment, in particular to a safe lifting equipment.

Background technique

The gantry crane is equipment used in various projects such as building structure, interior and exterior decoration, and house maintenance. It has wide applicability, convenient erection, and safe use. It is a new type of vertical transport machine, suitable for various projects such as building structure, interior and exterior decoration, and house maintenance.

However, the existing gantry cranes have the following disadvantages: (1) the traditional gantry cranes use a single drive to lift during the lifting operation, resulting in a large motor load and long-term use, which reduces the service life of the motor; (2) ) When the traditional gantry crane is lifting the goods, due to the high height, the lifting rope will swing back and forth, resulting in the falling of the goods and safety accidents.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides a safe lifting device, which solves the problems of excessive motor load and lifting rope swinging back and forth in the above-mentioned background technology.

(2) Technical solutions

In order to achieve the above purpose, the utility model is achieved through the following technical solutions: a safe lifting device, including a motor box, the inside of the motor box is fixedly connected with a rotating assembly, and the surface of the rotating assembly is fixedly connected with a roller frame, The top of the roller rack is fixedly connected with a first servo motor, the output end of the first servo motor is spline connected with a first transmission rod, the surface of the first transmission rod is fixedly connected with a roller, and the surface of the roller is A cross bar is slidably connected, one side of the cross bar is fixedly connected with a support column, and the surface of the roller frame is fixedly connected with a limit assembly.

Optionally, the surface of the support column is axially symmetrical and fixedly connected with a support frame, and there are four support frames.

Optionally, reflective stickers are attached to the front of the support column, and the colors of the reflective stickers are red and white.

Optionally, the rotating assembly includes a second servo motor, a second transmission rod, a roller and a rope, the inside of the motor box is fixedly connected with a second servo motor, and the output end of the second servo motor is splined with a The second transmission rod, the surface of the second transmission rod is fixedly connected with a drum, and the surface of the drum is wound with a rope.

Optionally, the limiting assembly includes a fixing plate, a sliding block and a fixing ring, the bottom of the roller rack is fixedly connected to the fixing plate in an axisymmetric manner, and a sliding groove is provided on the surface of the fixing plate, and the sliding groove A sliding block is slidably connected inside, and a fixed ring is fixedly connected to the surface of the sliding block.

Optionally, a sliding plate is fixedly connected to the top of the motor box, and cooling holes are opened on the side of the motor box.

(3) Beneficial effects

The utility model provides a safe lifting device, which has the following beneficial effects:

1. The safety lifting equipment, through the setting of the rotating components, connects the second servo motor to the external power supply during the lifting operation. At this time, the second transmission rod drives the drum to rotate, and drives the rope to wrap around the surface of the drum, so that the goods Lifting, because the two sides of the drum are driven by dual motors, the lifting efficiency is improved, and the load capacity is increased, which avoids the failure of heavy goods to be lifted due to single motor drive, and plays a role in improving operating efficiency.

2. The safety lifting equipment, through the setting of the limit component, installs the fixed plate on the bottom of the roller rack symmetrically, and fixes the fixed ring on one end of the rope. When the cargo is lifted, the rope drives the fixed ring to rise upwards. , and make the sliding block slide upward along the inside of the sliding groove on the surface of the fixed plate, avoiding the rope swinging back and forth when lifting and lowering the goods, and avoiding the goods from swinging back and forth, causing the goods to fall off, causing safety accidents, and improving the lifting safety. effect.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of the utility model;

Fig. 2 is the schematic diagram of the cross bar structure of the utility model;

Fig. 3 is a structural schematic diagram of the limiting assembly of the present invention;

Fig. 4 is a structural schematic diagram of the rotating assembly of the utility model.

In the figure: 1, motor box; 2, rotating assembly; 201, second servo motor; 202, second transmission rod; 203, roller; 204, rope; 3, roller frame; 4, first servo motor; 1. transmission rod; 6. roller; 7. cross bar; 8. support column; 9. limit assembly; 901. fixed plate; 902. sliding block; 903. fixed ring;

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Fig. 1 to Fig. 4, the utility model provides a kind of technical scheme: a kind of safe lifting equipment, including motor box 1, the inside of motor box 1 is fixedly connected with rotating assembly 2, through the setting of rotating assembly 2, in lifting During operation, the second servo motor 201 is connected to the external power supply. At this time, the second transmission rod 202 drives the drum 203 to rotate, and drives the rope 204 to wrap around the surface of the drum 203, so that the goods are raised. Because the two sides of the drum 203 are double Driven by the motor, the lifting efficiency is improved, and the load capacity is increased, which avoids the failure of heavy goods to be lifted due to the single motor drive, and plays a role in improving the working efficiency. The first servo motor 4 is fixedly connected, the output end of the first servo motor 4 is spline connected with the first transmission rod 5, the surface of the first transmission rod 5 is fixedly connected with the roller 6, and the surface of the roller 6 is slidingly connected with the cross bar 7 , one side of the crossbar 7 is fixedly connected with a support column 8, and the surface of the roller rack 3 is fixedly connected with a limit assembly 9. Through the setting of the limit assembly 9, a fixed plate 901 is installed axially symmetrically at the bottom of the roll frame 3, and on the One end of the rope 204 is fixedly installed with the fixing ring 903. When the goods are lifted, the rope 204 drives the fixing ring 903 to rise upwards, and makes the sliding block 902 slide upwards along the inside of the sliding groove on the surface of the fixing plate 901, avoiding the lifting of the goods. When the rope 204 swings back and forth, it prevents the goods from swinging back and forth, causing the goods to fall off and causing a safety accident, which plays a role in improving the safety of lifting.

The surface of support column 8 is axisymmetrically fixedly connected with support frame 10, and the quantity of said support frame 10 has four, through the setting of support frame 10, support frame 10 is fixedly connected to the both sides of support column 8, has played to improve support The role of column 8 stability.

The front of the support column 8 is provided with a reflective sticker, and the color of the reflective sticker is red and white. Through the setting of the reflective sticker, the reflective intensity of the night lighting is increased, and the traffic on the construction site is reminded and warned, which plays a role in improving the safety of the operation.

The rotating assembly 2 includes a second servo motor 201, a second transmission rod 202, a drum 203 and a rope 204. The inside of the motor box 1 is fixedly connected with a second servo motor 201, and the output end of the second servo motor 201 is splined with a second servo motor. The transmission rod 202, the surface of the second transmission rod 202 is fixedly connected with the drum 203, the surface of the drum 203 is wound with a rope 204, through the setting of the rotating assembly 2, during the lifting operation, the second servo motor 201 is connected to the external power supply, At this time, the second transmission rod 202 drives the drum 203 to rotate, and drives the rope 204 to wrap around the surface of the drum 203, so that the goods are raised. Because the two sides of the drum 203 are driven by double motors, the lifting efficiency is improved, and the load capacity is increased to avoid The single-motor drive makes it impossible to lift heavy goods, which plays a role in improving work efficiency.

The limit assembly 9 includes a fixed plate 901, a sliding block 902 and a fixed ring 903. The bottom of the roller rack 3 is axisymmetrically fixedly connected to the fixed plate 901. The surface of the fixed plate 901 is provided with a sliding groove, and the inside of the sliding groove is slidingly connected with a sliding ring. block 902, the surface of the sliding block 902 is fixedly connected with a fixed ring 903, through the setting of the limit assembly 9, the fixed plate 901 is installed axially symmetrically at the bottom of the roller frame 3, and the fixed ring 903 is fixedly installed at one end of the rope 204, When the goods are lifted, the rope 204 drives the fixing ring 903 to rise upwards, and makes the sliding block 902 slide upward along the inside of the sliding groove on the surface of the fixing plate 901, avoiding the rope 204 from swinging back and forth when lifting the goods, and avoiding the back and forth movement of the goods. Swing, causing the goods to fall off, causing safety accidents, which plays a role in improving the safety of lifting.

The top of the motor case 1 is fixedly connected with a slide plate 11, and the side of the motor case 1 is provided with cooling holes. Through the setting of the cooling holes, the temperature in the motor case 1 is reduced, which improves the service life of the second servo motor 201.

In the utility model, the working steps of the device are as follows:

1. During the lifting operation, connect the second servo motor 201 to an external power supply. At this time, the second transmission rod 202 drives the drum 203 to rotate, and drives the rope 204 to wrap around the surface of the drum 203, so that the cargo is lifted. Due to the rotation of the drum 203 Both sides are driven by dual motors;

2. The fixed plate 901 is installed axially symmetrically at the bottom of the roller frame 3, and the fixed ring 903 is fixedly installed on one end of the rope 204. When the cargo is lifted, the rope 204 drives the fixed ring 903 to rise upwards, and makes the sliding block 902 move along the The inside of the sliding groove on the surface of the fixing plate 901 slides upwards, which avoids the rope 204 from swinging back and forth when lifting the goods.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (6)

1. Safety type lifting equipment comprises a motor case (1), and is characterized in that: the inside fixedly connected with rotation subassembly (2) of motor case (1), the fixed surface of rotation subassembly (2) is connected with rolls frame (3), the top fixedly connected with first servo motor (4) of rolling frame (3), the output spline connection of first servo motor (4) has first transfer line (5), the fixed surface of first transfer line (5) is connected with gyro wheel (6), the surface sliding connection of gyro wheel (6) has horizontal pole (7), one side fixedly connected with support column (8) of horizontal pole (7), the fixed surface of rolling frame (3) is connected with spacing subassembly (9).

2. A safety lifting device according to claim 1, characterized in that: the surface of the support column (8) is axisymmetrically and fixedly connected with support frames (10), and the number of the support frames (10) is four.

3. A safety lifting device according to claim 1, characterized in that: the front of the support column (8) is stuck with a reflective paste, and the color of the reflective paste is red-white.

4. A safety lifting device according to claim 1, characterized in that: the rotating assembly (2) comprises a second servo motor (201), a second transmission rod (202), a roller (203) and a rope (204), wherein the second servo motor (201) is fixedly connected to the inside of the motor box (1), the second transmission rod (202) is connected to the output end of the second servo motor (201) through a spline, the roller (203) is fixedly connected to the surface of the second transmission rod (202), and the rope (204) is wound on the surface of the roller (203).

5. A safety lifting device according to claim 1, characterized in that: limiting component (9) are including fixed plate (901), sliding block (902) and solid fixed ring (903), the bottom of rolling frame (3) is axisymmetric fixed connection fixed plate (901) again, the sliding tray has been seted up on the surface of fixed plate (901), the inside sliding connection of sliding tray has sliding block (902), the fixed ring (903) of surface fixedly connected with of sliding block (902).

6. A safety lifting device according to claim 1, characterized in that: the top fixedly connected with sliding plate (11) of motor case (1), the louvre has been seted up to the side of motor case (1).

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