CN221275066U - Hanging arm for electric power construction - Google Patents

Abstract

The utility model discloses a suspension arm for electric power construction, and relates to the technical field of electric power construction. The utility model provides a davit is used in electric power construction, the last fixed surface of base is connected with the support column, the last fixed surface of support column is connected with the fixed stay, the inside sliding connection of fixed stay has the sliding column, the last fixed surface of fixed stay is connected with hydraulic telescoping rod, the one end fixedly connected with davit body of fixed stay is kept away from to the sliding column, the lower extreme fixedly connected with box of davit body, the output rotation through the second motor drives the rotation of second bevel gear in the device that opens and shuts, and then through second bevel gear and first bevel gear meshing, just so can come out from the base to fixed slider spacing, then through increasing the area of contact of base and ground, and then the stability of the equipment of increase, make equipment topple over and cause the incident after having avoided the outward shrinkage of davit body to lead to the focus of equipment unstable, thereby the security of equipment has been improved.

Description

A crane arm for electric power construction

Technical Field

The utility model relates to the technical field of electric power construction, in particular to a crane arm for electric power construction.

Background technique

In the process of power construction, a lifting device is generally used to lift electrical components to reduce the labor burden of construction workers. The Chinese utility model patent, authorization announcement number "CN214167134U", discloses a safe lifting equipment for substation engineering construction. A pillar is fixedly arranged above the load-bearing plate, a crane is fixedly arranged below the second boom, and a fixing mechanism is fixedly arranged below the crane. The design of the first motor, the first support rod and the first gear allows the length of the second boom to be adjusted according to actual needs, thereby expanding the scope of application of the device. The design of the second gear, the third gear, the bidirectional threaded rod and the fixed rod part allows the fixed plate to be adjusted according to the size of the equipment to be lifted, and the design of the telescopic rod and the rectangular block part can control the shaking during the lifting process, ensure safety, and increase practicality.

The above technical solution is provided with a load-bearing plate, and then a pillar is fixed on the load-bearing plate. The first support rod and the first gear are provided on the pillar so that the length of the second boom can be adjusted according to actual needs. Then, the fixing rod part is driven by the two-way threaded rod so that the fixing plate can be adjusted according to the size of the equipment to be hoisted, thereby simplifying the operation and increasing practicality. However, the above technical solution still has certain defects. For example, the wheels fixedly installed under the load-bearing plate are in contact with the ground, so the contact area is small and the grip of the wheels is also small. Then, when the first support rod and the first gear increase the length of the second boom for clamping, the center of gravity of the equipment will be unstable due to the small grip of the wheels under the load-bearing plate in contact with the ground, which will cause the equipment to tip over. For this reason, the utility model proposes a new solution.

Utility Model Content

The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a boom for power construction, which can solve the problem that the wheels fixedly installed under the load-bearing plate are in contact with the ground, so that the contact area is small and the grip of the wheels is also small. Furthermore, when the first support rod and the first gear increase the length of the second boom for clamping, the grip of the wheels under the load-bearing plate in contact with the ground is relatively small, which will cause the center of gravity of the equipment to be unstable, thereby causing the equipment to tip over.

To achieve the above object, the utility model provides the following technical solution: a boom for electric power construction, comprising a base, a support column is fixedly connected to the upper surface of the base, and a fixed support column is fixedly connected to the upper surface of the support column;

The interior of the fixed support is slidably connected to a sliding column, and the upper surface of the fixed support is fixedly connected to a hydraulic telescopic rod;

Wherein, one end of the sliding column away from the fixed support column is fixedly connected to the boom body;

Wherein, the lower end of the boom body is fixedly connected with a box body;

Wherein, a first motor is fixedly connected inside the box;

Wherein, the output end of the first motor is fixedly connected with a suspension rope via a bobbin;

Wherein, one end of the lifting rope close to the box body is fixedly connected with a lifting hook;

Wherein, an opening and closing device is arranged inside the base.

Preferably, the opening and closing device comprises four fixed sliders, the four fixed sliders are all slidably connected inside the base, the insides of the four fixed sliders are all threadedly connected with threaded rods, and the upper surfaces of the four fixed sliders are all fixedly connected with second fixed blocks;

Among them, the upper ends of the four second fixed blocks are rotatably connected with movable connecting rods;

Wherein, four first fixing blocks are fixedly connected to the outer wall of the support column;

The interiors of the four first fixing blocks are all fixedly connected to limiting columns.

Preferably, the outer walls of the four limit columns are slidably connected to the limit sliders;

Among them, one end of the four movable connecting rods close to the limit slider is rotatably connected to the corresponding limit slider respectively;

Wherein, the opposite surfaces of the four threaded rods are fixedly connected with the first bevel gear;

The second motor is fixedly connected to the interior of the base.

Wherein, the output end of the second motor is fixedly connected with the second bevel gear;

Wherein, the second bevel gear is meshed with the first bevel gear.

Preferably, four universal wheels are fixedly mounted on the lower surface of the base, and the lower surfaces of the four fixed sliding blocks are also fixedly connected with universal wheels, and the number of the universal wheels is eight.

Preferably, the fixed support is in an inverted "L" shape, and the output end of the hydraulic telescopic rod is fixedly connected to the boom body.

Preferably, one end of the sling close to the box body passes through the box body and extends to the outside of the box body.

Compared with the prior art, the beneficial effects of the utility model are:

(1) The power construction boom drives the second bevel gear to rotate by rotating the output end of the second motor in the opening and closing device, and then the second bevel gear meshes with the first bevel gear, and then the second bevel gear rotates to drive the first bevel gear to rotate, and the first bevel gear rotates to drive the threaded rod to rotate, and then the threaded rod rotates to drive the fixed slider to move in the opposite direction, and then indirectly connected to the fixed slider and the support column through a movable connecting rod, so that the fixed slider can be limited when it comes out of the base, and then the contact area between the base and the ground is increased, thereby increasing the stability of the equipment, avoiding the equipment from tipping over due to the unstable center of gravity of the equipment caused by the extension and retraction of the boom body, thereby improving the safety of the equipment.

(2) The crane arm for electric power construction is fixedly connected to the base and the lower surface of the fixed slider through universal wheels, so that when the equipment needs to be moved, it can be moved by pushing the equipment body, thereby improving the flexibility and practicality of the equipment.

BRIEF DESCRIPTION OF THE DRAWINGS

The utility model is further described below in conjunction with the accompanying drawings and embodiments:

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

Figure 2 is a schematic diagram of the structure inside the box of the utility model;

FIG3 is a schematic diagram of the structure of the exterior of the base of the utility model;

FIG. 4 is a schematic diagram of the structure inside the base of the utility model.

Figure numerals: 1. base; 2. universal wheel; 3. fixed slider; 4. limit column; 5. first fixed block; 6. support column; 7. second fixed block; 8. movable connecting rod; 9. limit slider; 10. hook; 11. lifting rope; 12. box; 13. boom body; 14. sliding column; 15. hydraulic telescopic rod; 16. fixed support column; 17. limit column groove; 18. first motor; 19. first bevel gear; 20. threaded rod; 21. second motor; 22. second bevel gear.

Detailed ways

This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

In the description of the present utility model, "greater than", "less than", "exceed" etc. are understood as not including the number itself, and "above", "below", "within" etc. are understood as including the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

Please refer to Figures 1-4. The utility model provides a technical solution: a boom for electric power construction, including a base 1, a support column 6 is fixedly connected to the upper surface of the base 1, a fixed support column 16 is fixedly connected to the upper surface of the support column 6, a sliding column 14 is slidably connected inside the fixed support column 16, a hydraulic telescopic rod 15 is fixedly connected to the upper surface of the fixed support column 16, an end of the sliding column 14 away from the fixed support column 16 is fixedly connected to a boom body 13, a lower end of the boom body 13 is fixedly connected to a box body 12, a first motor 18 is fixedly connected inside the box body 12, an output end of the first motor 18 is fixedly connected to a suspension rope 11 through a bobbin, an end of the suspension rope 11 close to the box body 12 is fixedly connected to a hook 10, and an opening and closing device is provided inside the base 1.

Among them, the opening and closing device includes four fixed sliders 3, the four fixed sliders 3 are all slidably connected inside the base 1, the inside of the four fixed sliders 3 are all threadedly connected with threaded rods 20, the upper surfaces of the four fixed sliders 3 are all fixedly connected with second fixed blocks 7, the upper ends of the four second fixed blocks 7 are all rotatably connected with movable connecting rods 8, the outer wall of the support column 6 is fixedly connected with four first fixed blocks 5, and the insides of the four first fixed blocks 5 are all fixedly connected with limiting columns 4.

Among them, the outer walls of the four limit columns 4 are slidably connected to the limit slider 9, the ends of the four movable connecting rods 8 close to the limit slider 9 are respectively rotatably connected to the corresponding limit slider 9, the opposite surfaces of the four threaded rods 20 are fixedly connected to the first bevel gear 19, the interior of the base 1 is fixedly connected to the second motor 21, and the output end of the second motor 21 is fixedly connected to the second bevel gear 22, and the second bevel gear 22 is meshed with the first bevel gear 19.

Among them, four universal wheels 2 are fixedly installed on the lower surface of the base 1, and the lower surfaces of the four fixed sliders 3 are also fixedly connected with universal wheels 2. The number of universal wheels 2 is eight, and the fixed support 16 is in an inverted "L" shape. The output end of the hydraulic telescopic rod 15 is fixedly connected to the boom body 13, and the end of the lifting rope 11 close to the box 12 passes through the box 12 and extends to the outside of the box 12.

Furthermore, when using the device, it is started by connecting an external power supply, starting the hydraulic telescopic rod 15, and slidingly connected inside the fixed support 16 through the sliding column 14, and then the boom body 13 is fixedly connected to one end of the sliding column 14, and the output end of the hydraulic telescopic rod 15 is fixedly connected to the boom body 13, and then the hydraulic telescopic rod 15 moves back and forth to drive the boom body 13 to move back and forth, and then the boom body 13 moves back and forth to drive the sliding column 14 to move back and forth, so that the sliding column 14 slides out from the inside of the fixed support 16, so that the boom body 13 moves to the top of the workpiece, and then the second motor 21 is started, and the second bevel gear 22 is fixedly connected to the output end of the second motor 21, and then the output end of the second motor 21 rotates to drive the second bevel gear 22 to rotate, and then the first bevel gear 19 is meshed with the second bevel gear 22, and then the second bevel gear 22 rotates to drive the first bevel gear 19 to rotate, and the threaded rod 20 is fixedly connected to the first bevel gear 19, and then the rotation of the first bevel gear 19 drives the threaded rod 20 to rotate.

Furthermore, the fixed slider 3 is connected to the outer wall threaded rod of the threaded rod 20, and the rotation of the threaded rod 20 drives the fixed slider 3 to move in the opposite direction, so that the fixed slider 3 slides out from the inside of the base 1, and the contact area between the base 1 and the bottom surface is increased by the opposite movement of the fixed slider 3, thereby increasing the stability of the device, and then the second fixed block 7 is fixedly connected to the upper surface of the fixed slider 3, and the opposite movement of the fixed slider 3 drives the second fixed block 7 to move in the opposite direction, and the two ends of the movable connecting rod 8 are respectively connected to the second fixed block 7 and the limiting slider 9, and then the limiting slider 9 is slidably connected to the outer wall of the limiting column 4, and the limiting column 4 is fixedly connected to the inside of the first fixed block 5 to limit the limiting column 4. The second fixed block 7 then moves in the opposite direction, driving one end of the movable connecting rod 8 to rotate and move downward at the other end. The movable connecting rod 8 rotates and moves downward at one end, driving the limiting slider 9 to move downward, and then the fixed slider 3 is stabilized through the indirect connection between the movable connecting rod 8 and the support column, so that the boom body 13 can be extended outward without causing the center of gravity of the equipment to be unstable. Then the first motor 18 is started, and the lifting rope 11 is wound around the bobbin, and the bobbin is fixedly connected to the output end of the first motor 18, and then the output end of the first motor 18 rotates to drive the lifting rope 11 to move up and down, and then the lower end of the lifting rope 11 is fixedly connected with the lifting hook 10, so that the lifting rope 11 moves up and down, driving the lifting hook 10 to move up and down to the workpiece position.

The output end of the second motor 21 in the opening and closing device rotates to drive the second bevel gear 22 to rotate, and then the second bevel gear 22 is meshed with the first bevel gear 19, and then the rotation of the second bevel gear 22 drives the first bevel gear 19 to rotate, and the rotation of the first bevel gear 19 drives the threaded rod 20 to rotate, and then the rotation of the threaded rod 20 drives the fixed slide block 3 to move in the opposite direction, and then it is indirectly connected to the fixed slide block 3 and the support column 6 through the movable connecting rod 8, so that the fixed slide block 3 can be limited when it comes out of the base 1, and then the contact area between the base 1 and the ground is increased, thereby increasing the stability of the equipment, avoiding the boom body 13 from extending outward and causing the center of gravity of the equipment to be unstable and causing the equipment to tip over and cause a safety accident, thereby improving the safety of the equipment, and the universal wheel 2 is fixedly connected to the lower surface of the base 1 and the fixed slide block 3, so that when you want to move the equipment, you can move the equipment by pushing the equipment body, thereby improving the flexibility and practicality of the equipment.

Working principle: start the hydraulic telescopic rod 15, which is slidably connected inside the fixed support 16 through the sliding column 14. The hydraulic telescopic rod 15 moves forward and backward to drive the boom body 13 to move forward and backward, and the boom body 13 moves forward and backward to drive the sliding column 14 to move forward and backward. Start the second motor 21, which is fixedly connected at the output end of the second motor 21 through the second bevel gear 22. The output end of the second motor 21 rotates to drive the second bevel gear 22 to rotate. The rotation of the second bevel gear 22 drives the first bevel gear 19 to rotate. The rotation of the first bevel gear 19 drives the threaded rod 20 to rotate. The rotation of the threaded rod 20 drives the fixed slider 3 to move in the opposite direction. The fixed slider 3 moves in the opposite direction to increase the contact area between the base 1 and the bottom surface. The fixed slider 3 moves in the opposite direction to drive the second fixed block 7 to move in the opposite direction. The second fixed block 7 moves in the opposite direction to drive the movable connecting rod 8 to rotate at one end and move downward at the other end. The movable connecting rod 8 rotates at one end and moves downward at one end to drive the limit slider 9 to move up and down, and then the fixed slider 3 is stabilized through the indirect connection between the movable connecting rod 8 and the support column, so that the boom body 13 can be extended outward without causing the center of gravity of the equipment to be unstable.

The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims (6)

1. The utility model provides an electric power construction is with davit, includes base (1), its characterized in that: the upper surface of the base (1) is fixedly connected with a support column (6), and the upper surface of the support column (6) is fixedly connected with a fixed support column (16);

The inside of the fixed support column (16) is connected with a sliding column (14) in a sliding way, and the upper surface of the fixed support column (16) is fixedly connected with a hydraulic telescopic rod (15);

Wherein, one end of the sliding column (14) far away from the fixed column (16) is fixedly connected with a suspension arm body (13);

wherein, the lower end of the suspension arm body (13) is fixedly connected with a box body (12);

Wherein, the inside of the box body (12) is fixedly connected with a first motor (18);

Wherein, the output end of the first motor (18) is fixedly connected with a lifting rope (11) through a wire barrel;

wherein, one end of the lifting rope (11) close to the box body (12) is fixedly connected with a lifting hook (10);

wherein, the inside of base (1) is provided with the switching device.

2. The boom for electric power construction according to claim 1, wherein: the opening and closing device comprises four fixed sliding blocks (3), the four fixed sliding blocks (3) are all in sliding connection in the base (1), threaded rods (20) are all in threaded connection in the four fixed sliding blocks (3), and second fixed blocks (7) are all fixedly connected to the upper surfaces of the four fixed sliding blocks (3);

Wherein, the upper ends of the four second fixed blocks (7) are respectively and rotatably connected with a movable connecting rod (8);

the outer wall of the supporting column (6) is fixedly connected with four first fixing blocks (5);

Wherein, the inside of four first fixed blocks (5) is all fixedly connected with spacing post (4).

3. The boom for electric power construction according to claim 2, wherein: the outer walls of the four limit posts (4) are respectively and slidably connected with a limit slide block (9);

One end of each of the four movable connecting rods (8) close to the corresponding limiting slide block (9) is respectively and rotatably connected with the corresponding limiting slide block (9);

Wherein, the opposite surfaces of the four threaded rods (20) are fixedly connected with a first bevel gear (19);

Wherein, the inside of the base (1) is fixedly connected with a second motor (21)

Wherein the output end of the second motor (21) is fixedly connected with a second bevel gear (22);

Wherein the second bevel gear (22) is meshed with the first bevel gear (19).

4. The boom for electric power construction according to claim 1, wherein: the lower surface fixed mounting of base (1) has four universal wheels (2), and the lower surface of four fixed sliders (3) is all fixedly connected with universal wheels (2) equally, and the quantity of universal wheels (2) is eight.

5. The boom for electric power construction according to claim 1, wherein: the fixed support column (16) is inverted L-shaped, and the output end of the hydraulic telescopic rod (15) is fixedly connected with the suspension arm body (13).

6. The boom for electric power construction according to claim 1, wherein: one end of the lifting rope (11) close to the box body (12) penetrates through the box body (12) and extends to the outside of the box body (12).