Hoisting equipment for constructional engineering

Abstract

The utility model relates to the technical field of hoisting equipment, and discloses constructional engineering hoisting equipment which comprises a base, a stand column is fixedly connected to the top of the base, a main rod is rotatably connected to the top of the stand column, an auxiliary rod is slidably connected to the middle of the main rod, through holes are formed in the middle of the main rod and the middle of the auxiliary rod, and pins are inserted into the middle of the through holes. A mounting plate is fixedly connected to the outer side of the stand column, an electric push rod is rotationally connected to the outer side of the mounting plate, a cross rod is rotationally connected to the other end of the electric push rod, the cross rod is fixedly connected to the end of the main rod, and hoisting assemblies are fixedly connected to the tops of the auxiliary rod and the main rod. According to the folding device, through mutual matching of structures such as the through hole and the pin, the auxiliary rod can be stored in the middle of the main rod, and then the angle of the main rod can be changed through the electric push rod, so that the whole folding device can be folded, the occupied space is reduced, carrying and transportation are convenient, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of hoisting equipment, in particular to a kind of construction engineering hoisting equipment. Background Art

[0002] Lifting equipment, also known as hoist, small hoist and portable hoist, is a small mechanical equipment with excellent performance and wide application. It is suitable for lifting operations in high-rise buildings, such as lifting various building materials and various decoration materials, especially for long and wide materials such as wooden boards and wood panels that are inconvenient to carry in corridors. It has unique advantages.

[0003] After searching, Chinese patent announcement number: CN219771588U discloses a construction engineering hoisting equipment, which relates to the technical field of hoisting equipment. This construction engineering hoisting equipment includes a main board, a lifting device is fixedly connected to the middle of the lower end of the main board, a rotating chassis is fixedly connected to the upper end of the main board, a hydraulic rod is fixedly connected to the middle of the upper end of the rotating chassis, a bracket is fixedly connected to the upper end of the hydraulic rod, a fixed block is fixedly connected to the upper end of the bracket, a lifting device is fixedly connected to the upper end of the fixed block, a first support rod is fixedly connected to the right side of the fixed block, a support block is fixedly connected to the outer ring in the middle of the bracket, a second support rod is fixedly connected to the right side of the support block, and the upper end of the second support rod is fixedly connected to the lower end of the first support rod. The support device supports and stabilizes the main board after the lifting device is raised, and the rotating chassis at the upper end of the main board enables the device to rotate.

[0004] Although the above technical solution realizes the hoisting, movement and fixation of objects of different sizes, the structure achieved is fixed and occupies a large volume. During the hoisting process of high-rise buildings, transportation is inconvenient. Therefore, a construction engineering hoisting equipment is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a construction engineering hoisting device, aiming to improve the problem that the hoisting device in the prior art is large in size and inconvenient in transportation.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a construction engineering lifting equipment, including a base, a column is fixedly connected to the top of the base, a main rod is rotatably connected to the top of the column, a secondary rod is slidably connected to the middle of the main rod, through holes are opened in the middle of the main rod and the secondary rod, a pin is inserted in the middle of the through hole, a mounting plate is fixedly connected to the outer side of the column, an electric push rod is rotatably connected to the outer side of the mounting plate, the other end of the electric push rod is rotatably connected to a cross rod, the cross rod is fixedly connected to the end of the main rod, and the secondary rod and the top of the main rod are both fixedly connected to a lifting assembly.

[0007] As a further description of the above technical solution:

[0008] The hoisting assembly includes a second pulley, a third pulley and a first pulley, wherein the first pulley is rotatably connected to the middle of the main rod, the second pulley is fixedly connected to the end of the main rod, and the third pulley is fixedly connected to an end of the auxiliary rod away from the main rod.

[0009] As a further description of the above technical solution:

[0010] The hoisting assembly also includes a motor and a winding wheel. The motor is fixedly connected to the top of the base, and the winding wheel is fixedly connected to the output end of the motor.

[0011] As a further description of the above technical solution:

[0012] A reinforcement block is fixedly connected to the outer side of the main rod, and the reinforcement block is located on the outer side of the rope wheel.

[0013] As a further description of the above technical solution:

[0014] A fixed block is fixedly connected to the outer side of the base, a rotating plate is rotatably connected to the top of the fixed block, a threaded rod is threadedly connected to the other end of the rotating plate, and a support foot is fixedly connected to the bottom of the threaded rod.

[0015] As a further description of the above technical solution:

[0016] The top of the threaded rod is fixedly connected with a turning handle.

[0017] As a further description of the above technical solution:

[0018] A positioning clip is fixedly connected to the outer side of the base, a notch is provided in the middle of the positioning clip, a positioning groove is provided on the side wall of the notch, and the size of the positioning groove is adapted to the size of the top of the support leg.

[0019] As a further description of the above technical solution:

[0020] Universal wheels are installed at the four corners of the bottom of the base, and a handle is fixedly connected to one side of the top of the base.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the auxiliary rod can be put into the middle of the main rod through the cooperation of the through hole, the pin and other structures, and then the angle of the main rod can be changed by the electric push rod, so that the whole device can be folded, thereby reducing the occupied space, facilitating handling and transportation, and being more convenient to use.

[0023] 2. In the utility model, the overall stability of the equipment can be achieved through the cooperation of the turning handle, the support foot and the threaded rod. At the same time, through the cooperation of the rotating plate, the positioning clamp, the positioning groove and other structures, the support foot can be folded and positioned to further reduce the space occupied by the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A three-dimensional schematic diagram of a construction engineering hoisting device proposed by the utility model;

[0025] Figure 2 This is a schematic diagram of a stowed state of a construction engineering hoisting device proposed by the utility model;

[0026] Figure 3 The utility model is a structural schematic diagram of a positioning clamp of a construction engineering hoisting equipment.

[0027] Legend:

[0028] 1. Base; 2. Column; 3. Main rod; 4. Auxiliary rod; 5. Through hole; 6. Pin; 7. Rope pulley 1; 8. Rope pulley 2; 9. Rope pulley 3; 10. Mounting plate; 11. Electric push rod; 12. Cross bar; 13. Motor; 14. Winding wheel; 15. Fixed block; 16. Rotating plate; 17. Threaded rod; 18. Turning handle; 19. Support foot; 20. Universal wheel; 21. Positioning clip; 22. Notch; 23. Positioning groove; 24. Handle; 25. Reinforcement block. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1-Figure 2The utility model provides an embodiment: a construction engineering hoisting device, including a base 1, universal wheels 20 are installed at the four corners of the bottom of the base 1, and the universal wheels 20 can be used to conveniently move the entire device. A handle 24 is fixedly connected to one side of the top of the base 1, and the handle 24 can realize the movement of the entire device after cooperating with the universal wheels 20. A column 2 is fixedly connected to the top of the base 1, and a main rod 3 is rotatably connected to the top of the column 2. A secondary rod 4 is slidably connected to the middle of the main rod 3. A through hole 5 is opened in the middle of the main rod 3 and the secondary rod 4. A pin 6 is inserted in the middle of the through hole 5. After the pin 6 is pulled out, the secondary rod 4 can slide freely in the middle of the main rod 3, so that the overall boom length of the hoisting device can be adjusted. Then, after adjusting to a suitable position, the pin 6 is reinserted into the middle of the through hole 5, so that the position of the secondary rod 4 can be limited to ensure hoisting use. The outside of the column 2 is fixedly connected to a mounting plate 10, and the outside of the mounting plate 10 is rotatably connected to an electric push rod 11, and the other end of the electric push rod 11 is rotatably connected to a cross bar 12, and the cross bar 12 is fixedly connected to the end of the main rod 3. The electric push rod 11 can change the inclination angle of the main rod 3, so that the inclination can be adjusted according to the weight of the hoisting. At the same time, after the use of the equipment is completed, the main rod 3 can be put into the middle gap of the column 2 by the electric push rod 11 after the auxiliary rod 4 is put into the middle of the main rod 3, so as to reduce the space occupied by the whole equipment, so as to facilitate movement and transportation. The tops of the auxiliary rod 4 and the main rod 3 are fixedly connected with hoisting components, and basic hoisting operations can be realized through the hoisting components.

[0031] Reference Figure 1 The hoisting assembly includes a rope wheel 2 8, a rope wheel 3 9 and a rope wheel 1 7. The rope wheel 1 7 is rotatably connected to the middle part of the main rod 3. A reinforcement block 25 is fixedly connected to the outside of the main rod 3. The reinforcement block 25 is located on the outside of the rope wheel 1 7. The main rod 3 can be reinforced at the position of the rope wheel 1 7 through the reinforcement block 25, thereby ensuring the overall structural strength of the main rod 3. The rope wheel 2 8 is fixedly connected to the end of the main rod 3, and the rope wheel 3 9 is fixedly connected to the end of the auxiliary rod 4 away from the main rod 3. Through the mutual cooperation of the rope wheel 1 7, the rope wheel 2 8 and the rope wheel 3 9, the steel wire rope used for hoisting can be positioned. The hoisting assembly also includes a motor 13 and a winding wheel 14. The motor 13 is fixedly connected to the top of the base 1, and the winding wheel 14 is fixedly connected to the output end of the motor 13. The rotation of the motor 13 can drive the winding wheel 14 to rotate, so as to realize the winding or releasing of the steel wire rope, so as to realize the basic hoisting operation.

[0032] Reference Figure 2-Figure 3The outside of the base 1 is fixedly connected with a fixed block 15, the top of the fixed block 15 is rotatably connected with a rotating plate 16, the other end of the rotating plate 16 is threadedly connected with a threaded rod 17, and the bottom of the threaded rod 17 is fixedly connected with a support leg 19; when the equipment needs to be supported, the support leg 19 can be driven to the outside of the equipment by rotating the rotating plate 16, and then the threaded rod 17 can be rotated to move the support leg 19 downward, and when the support leg 19 contacts the ground and lifts the universal wheel 20, the equipment can be fixed. To provide a guarantee for hoisting.

[0033] Reference Figure 3 The top of the threaded rod 17 is fixedly connected with a handle 18, and the threaded rod 17 can be conveniently rotated by the handle 18. A positioning clamp 21 is fixedly connected to the outside of the base 1, and a notch 22 is provided in the middle of the positioning clamp 21, and a positioning groove 23 is provided on the side wall of the notch 22. The size of the positioning groove 23 matches the size of the top of the support leg 19. After using the support leg 19, the handle 18 can be rotated in the opposite direction to retract the support leg 19, and then the rotating plate 16 can be rotated so that the threaded rod 17 reaches the middle of the notch 22, and then the threaded rod 17 is continued to be rotated, and the top of the support leg 19 enters the middle of the positioning groove 23 and stops. At this time, the positioning clamp 21 can position the support leg 19, thereby preventing the rotating plate 16 from swinging.

[0034] Working principle: When the device needs to be used, the device can be moved by the handle 24 and the universal wheel 20. After the device is moved to a specific area, the threaded rod 17 drives the support leg 19 to move downward by turning the handle 18. After moving a certain distance, the support leg 19 is rotated to the outside of the device by the rotating plate 16, and then the handle 18 is continued to be turned to support the device, thereby ensuring the stability of the device.

[0035] Then, the electric push rod 11 is driven to pull the end of the main rod 3. At this time, the main rod 3 can be exposed from the gap in the middle of the column 2. Then, by taking out the pin 6 from the through hole 5, the length of the auxiliary rod 4 can be adjusted. Then, after the pin 6 is inserted into the through hole 5 between the main rod 3 and the auxiliary rod 4, the fixation between the auxiliary rod 4 and the main rod 3 can be achieved. At this time, the motor 13 can be used to drive the winding wheel 14 to rotate to wind or release the steel wire rope located at the periphery of the rope wheel 1 7, the rope wheel 2 8 and the rope wheel 3 9, so that the lifting operation can be performed. After use, the reverse operation can be performed to fold and put away the equipment, and then the equipment can be moved by the handle 24. The operation is simple and the use is very convenient.

[0036] 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 substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A construction engineering hoisting device, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a column (2), the top of the column (2) is rotatably connected to a main rod (3), the middle of the main rod (3) is slidably connected to a secondary rod (4), the middle of the main rod (3) and the secondary rod (4) are both provided with through holes (5), the middle of the through holes (5) are plugged with pins (6), the outer side of the column (2) is fixedly connected to a mounting plate (10), the outer side of the mounting plate (10) is rotatably connected to an electric push rod (11), the other end of the electric push rod (11) is rotatably connected to a cross rod (12), the cross rod (12) is fixedly connected to the end of the main rod (3), and the tops of the secondary rod (4) and the main rod (3) are both fixedly connected to a hoisting assembly.

2. A construction engineering hoisting equipment according to claim 1, characterized in that: The hoisting assembly comprises a rope wheel 2 (8), a rope wheel 3 (9) and a rope wheel 1 (7); the rope wheel 1 (7) is rotatably connected to the middle part of the main rod (3); the rope wheel 2 (8) is fixedly connected to the end of the main rod (3); and the rope wheel 3 (9) is fixedly connected to an end of the auxiliary rod (4) away from the main rod (3).

3. A construction engineering hoisting equipment according to claim 2, characterized in that: The hoisting assembly also includes a motor (13) and a winding wheel (14), wherein the motor (13) is fixedly connected to the top of the base (1), and the winding wheel (14) is fixedly connected to the output end of the motor (13).

4. A construction engineering hoisting equipment according to claim 2, characterized in that: A reinforcement block (25) is fixedly connected to the outer side of the main rod (3), and the reinforcement block (25) is located on the outer side of the rope wheel (7).

5. A construction engineering hoisting equipment according to claim 1, characterized in that: A fixed block (15) is fixedly connected to the outside of the base (1), a rotating plate (16) is rotatably connected to the top of the fixed block (15), a threaded rod (17) is threadedly connected to the other end of the rotating plate (16), and a support foot (19) is fixedly connected to the bottom of the threaded rod (17).

6. A construction engineering hoisting equipment according to claim 5, characterized in that: The top of the threaded rod (17) is fixedly connected with a turning handle (18).

7. A construction engineering hoisting equipment according to claim 5, characterized in that: A positioning clamp (21) is fixedly connected to the outside of the base (1), a notch (22) is provided in the middle of the positioning clamp (21), a positioning groove (23) is provided on the side wall of the notch (22), and the size of the positioning groove (23) is adapted to the size of the top of the support leg (19).

8. A construction engineering hoisting equipment according to claim 1, characterized in that: Universal wheels (20) are installed at the four corners of the bottom of the base (1), and a handle (24) is fixedly connected to one side of the top of the base (1).

Images