Pile pulling device for constructional engineering

Abstract

The utility model relates to the technical field of constructional engineering, and discloses a constructional engineering pile pulling device which comprises a supporting frame and a fixing piece, the outer side of the supporting frame is fixedly connected with a connecting frame, the inner wall of the connecting frame is fixedly connected with a first motor, and an output shaft of the first motor penetrates through the supporting frame to be fixedly connected with a first bevel gear. One side of the first bevel gear is engaged with a second bevel gear, the bottom of the second bevel gear is fixedly connected with a first connecting rod, and one end of the first connecting rod is fixedly connected with a limiting block; compared with the prior art, the utility model has the advantages that the structure of soil around the pile can be destroyed, and the friction force between the soil and the pile body is reduced, so that the force required for pulling the pile is obviously reduced; and the stability of the pile body in the pile pulling process can be ensured, the pile body is prevented from inclining or shaking in the pulling process, and the safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of construction engineering, in particular to a pile pulling device for construction engineering. Background Art

[0002] Construction projects, also known as "construction workload", refer to the engineering entities formed by the construction of various types of buildings and their ancillary facilities and the installation of supporting lines, pipelines, and equipment. In construction projects, especially in projects such as bridges, docks, and building foundation pits, pile foundations are common structural foundations. When these structures need to be demolished, renovated, or rebuilt, pile pulling devices are required to remove the existing piles. Existing pile pulling devices for construction projects cannot effectively destroy the structure of the soil around the piles, resulting in increased friction between the soil and the pile body, thereby increasing the force required to pull out the piles; and the pile body may not be firmly fixed during pile pulling, causing the pile body to tilt or shake during the pulling process, increasing the risk of construction. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art and proposes a pile pulling device for construction engineering.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a pile pulling device for construction engineering, comprising a support frame and a fixing part, the outer side of the support frame is fixedly connected with a connecting frame, the inner wall of the connecting frame is fixedly connected with a motor 1, the output shaft of the motor 1 passes through the support frame and is fixedly connected with a bevel gear 1, one side of the bevel gear 1 is meshingly connected with a bevel gear 2, the bottom of the bevel gear 2 is fixedly connected with a connecting rod 1, one end of the connecting rod 1 is fixedly connected with a limiting block, the bottom of the limiting block is fixedly connected with a hydraulic rod, one end of the hydraulic rod passes through the bottom of the support frame and is fixedly connected with a support plate, the bottom of the support plate is fixedly connected with a fixing column, and one end of the fixing column is fixedly connected with the fixing plate.

[0005] As a further description of the above technical solution:

[0006] The bottom of the fixed plate is fixedly connected to motor 2, the output shaft of motor 2 passes through the top of the fixed plate and is fixedly connected to gear 1, one side of gear 1 is meshed with gear 2, the middle of gear 2 is rotatably connected to connecting rod 2, one end of connecting rod 2 is fixedly connected to the top of the fixed plate, a limiting groove is provided inside gear 2, the limiting groove is slidably connected to the limiting rod, the fixed plate is provided with a sliding groove, the sliding groove is slidably connected to a slide plate, one end of the slide plate is fixedly connected to the bottom of the limiting rod, the bottom of the slide plate is fixedly connected to a connecting block, and one end of the connecting block is fixedly connected to a splint.

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

[0008] The fixing piece is fixedly connected to the bottom of the clamping plate, and a plurality of groups of the fixing piece are provided.

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

[0010] The inner wall of the clamping plate is fixedly connected with an anti-skid pad, and the anti-skid pad is provided in multiple groups.

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

[0012] The rear end of the support frame is fixedly connected with a fixing frame, and one end of the fixing frame is fixedly connected with a fixing base.

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

[0014] A mounting plate is fixedly connected to the bottom of the fixed base, and a roller is rotatably connected inside the mounting plate.

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

[0016] The mounting plates and rollers are provided in multiple groups.

[0017] The utility model has the following beneficial effects:

[0018] 1. In the utility model, the motor 1 is started, and the motor 1 drives the support plate to rotate. The support plate drives the fixing part to rotate through the fixing column, the fixing plate, the slide plate, the connecting block and the clamping plate, which can destroy the structure of the soil around the pile, reduce the friction between the soil and the pile body, and thus significantly reduce the force required for pulling out the pile.

[0019] 2. In the utility model, the second motor is started, and the second motor drives the clamping plate to move toward the middle, which can ensure the stability of the pile body during the pile pulling process, avoid the pile body from tilting or shaking during the pulling process, and improve safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of a pile pulling device for construction engineering proposed by the utility model;

[0021] Figure 2 This is a side view of a pile pulling device for construction engineering proposed by the utility model;

[0022] Figure 3 for Figure 1 Schematic diagram of the enlarged structure of part A.

[0023] Legend:

[0024] 1. Support frame; 2. Connecting frame; 3. Motor 1; 4. Bevel gear 1; 5. Bevel gear 2; 6. Connecting rod 1; 7. Limit block; 8. Hydraulic rod; 9. Support plate; 10. Fixed column; 11. Fixed plate; 12. Motor 2; 13. Gear 1; 14. Gear 2; 15. Connecting rod 2; 16. Limit groove; 17. Limit rod; 18. Slide groove; 19. Slide plate; 20. Connecting block; 21. Clamp; 22. Fixing piece; 23. Anti-skid pad; 24. Fixed frame; 25. Fixed base; 26. Mounting plate; 27. Roller. DETAILED DESCRIPTION

[0025] 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.

[0026] Reference Figure 1-Figure 3 The utility model provides an embodiment: a pile pulling device for construction engineering, including a support frame 1 and a fixing member 22, the outer side of the support frame 1 is fixedly connected with a connecting frame 2, the inner wall of the connecting frame 2 is fixedly connected with a motor 3, the output shaft of the motor 3 passes through the support frame 1 and is fixedly connected with a bevel gear 4, one side of the bevel gear 4 is meshedly connected with a bevel gear 2 5, the bottom of the bevel gear 2 5 is fixedly connected with a connecting rod 6, one end of the connecting rod 6 is fixedly connected with a limiting block 7, the bottom of the limiting block 7 is fixedly connected with a hydraulic rod 8, one end of the hydraulic rod 8 passes through the bottom of the support frame 1 and is fixedly connected with a support plate 9, the bottom of the support plate 9 is fixedly connected with a fixing column 10, and one end of the fixing column 10 is fixedly connected with a fixing plate 11.

[0027] The bottom of the fixed plate 11 is fixedly connected to a motor 2 12, the output shaft of the motor 2 12 passes through the top of the fixed plate 11 and is fixedly connected to a gear 13, one side of the gear 13 is meshedly connected to a gear 2 14, the middle of the gear 2 14 is rotatably connected to a connecting rod 2 15, one end of the connecting rod 2 15 is fixedly connected to the top of the fixed plate 11, a limiting groove 16 is provided inside the gear 2 14, and a limiting rod 17 is slidably connected inside the limiting groove 16, a sliding groove 18 is provided inside the fixed plate 11, and a slide plate 19 is slidably connected inside the sliding groove 18, one end of the slide plate 19 is fixedly connected to the bottom of the limiting rod 17, and the bottom of the slide plate 19 is fixedly connected to a connecting rod 15. A connecting block 20, one end of which is fixedly connected to a splint 21, a fixing member 22 is fixedly connected to the bottom of the splint 21, a plurality of fixing members 22 are provided, and can be inserted into the soil to loosen the soil, an anti-skid pad 23 is fixedly connected to the inner wall of the splint 21, a plurality of anti-skid pads 23 are provided, which increase the friction between the splint 21 and the pile body and improve stability, a fixing frame 24 is fixedly connected to the rear end of the support frame 1, a fixed base 25 is fixedly connected to one end of the fixing frame 24, a mounting plate 26 is fixedly connected to the bottom of the fixed base 25, a roller 27 is rotatably connected to the inside of the mounting plate 26, and a plurality of mounting plates 26 and rollers 27 are provided.

[0028] Working principle: start motor 2 12, motor 2 12 drives gear 1 13 to rotate, gear 1 13 drives gear 2 14 to rotate, gear 2 14 rotates and drives limit rod 17 to slide toward the center inside limit groove 16, limit rod 17 drives slide plate 19 to slide toward the center inside slide groove 18, so that slide plate 19 drives clamping plate 21 to move toward the middle through connecting block 20, which can ensure the stability of pile body during pile pulling process; then start motor 13, motor 13 drives bevel gear 1 4 to rotate, bevel gear 1 4 drives bevel gear 2 5 to rotate, bevel gear 2 5 drives limit block 7 to rotate through connecting rod 1 6, limit block 7 drives hydraulic rod 8 to rotate, hydraulic rod 8 drives support plate 9 to rotate, support plate 9 drives fixing part 22 to rotate through fixing column 10, fixing plate 11, slide plate 19, connecting block 20 and clamping plate 21, which can destroy the structure of soil around pile and reduce friction between soil and pile body.

[0029] 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 pile pulling device for construction engineering, comprising a support frame (1) and a fixing member (22), characterized in that: The outer side of the support frame (1) is fixedly connected to a connecting frame (2), the inner wall of the connecting frame (2) is fixedly connected to a motor 1 (3), the output shaft of the motor 1 (3) passes through the support frame (1) and is fixedly connected to a bevel gear 1 (4), one side of the bevel gear 1 (4) is meshingly connected to a bevel gear 2 (5), the bottom of the bevel gear 2 (5) is fixedly connected to a connecting rod 1 (6), one end of the connecting rod 1 (6) is fixedly connected to a limit block (7), the bottom of the limit block (7) is fixedly connected to a hydraulic rod (8), one end of the hydraulic rod (8) passes through the bottom of the support frame (1) and is fixedly connected to a support plate (9), the bottom of the support plate (9) is fixedly connected to a fixing column (10), and one end of the fixing column (10) is fixedly connected to a fixing plate (11).

2. A pile pulling device for construction engineering according to claim 1, characterized in that: The bottom of the fixed plate (11) is fixedly connected with a second motor (12); the output shaft of the second motor (12) passes through the top of the fixed plate (11) and is fixedly connected with a first gear (13); one side of the first gear (13) is meshingly connected with a second gear (14); the middle of the second gear (14) is rotatably connected with a second connecting rod (15); one end of the second connecting rod (15) is fixedly connected to the top of the fixed plate (11); a limiting groove (16) is provided inside the second gear (14); a limiting rod (17) is slidably connected inside the limiting groove (16); a sliding groove (18) is provided inside the fixed plate (11); a slide plate (19) is slidably connected inside the sliding groove (18); one end of the slide plate (19) is fixedly connected to the bottom of the limiting rod (17); the bottom of the slide plate (19) is fixedly connected with a connecting block (20); one end of the connecting block (20) is fixedly connected with a clamping plate (21).

3. A pile pulling device for construction engineering according to claim 1, characterized in that: The fixing member (22) is fixedly connected to the bottom of the clamping plate (21), and a plurality of groups of the fixing members (22) are provided.

4. A pile pulling device for construction engineering according to claim 2, characterized in that: The inner wall of the clamping plate (21) is fixedly connected with an anti-skid pad (23), and the anti-skid pad (23) is provided in multiple groups.

5. A pile pulling device for construction engineering according to claim 1, characterized in that: The rear end of the support frame (1) is fixedly connected to a fixing frame (24), and one end of the fixing frame (24) is fixedly connected to a fixing base (25).

6. A pile pulling device for construction engineering according to claim 5, characterized in that: The bottom of the fixed base (25) is fixedly connected to a mounting plate (26), and a roller (27) is rotatably connected inside the mounting plate (26).

7. A pile pulling device for construction engineering according to claim 6, characterized in that: The mounting plates (26) and rollers (27) are provided in multiple groups.

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