Pile driver for highway engineering

Abstract

The utility model provides a pile driver for highway engineering, belongs to the technical field of highway construction machinery, and aims to solve the problem that the forming quality of a pile hole is affected due to the fact that soil accumulated outside the hole falls into the pile hole again after an existing drill bit is taken out and cleaned. Comprising a pile driver vehicle body, a pile driving supporting frame, a lifting winch, a pile driving connecting sliding block, a pile driving drill bit, a pile driving motor, a protective cylinder, a protective dust cleaning mechanism and an anti-accumulation mechanism. The piling supporting frame is hinged to the front end of the upper portion of the piling machine vehicle body. The lifting winch is fixedly connected to the front end of the upper portion of the pile driver vehicle body. The piling drill bit is rotationally connected to the lower end of the piling connecting sliding block. The piling driving motor is fixedly connected to the upper end of the piling connecting sliding block. The protective cylinder is fixedly connected below the front end of the piling support frame; the protective dust cleaning mechanism is fixedly connected below the piling support frame; and the anti-accumulation mechanism is fixedly connected to the front end of the pile driver vehicle body, so that accumulated soil is cleaned, and the construction quality of highway engineering is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of highway construction machinery, and more specifically, particularly relates to a pile driver for highway engineering. Background Art

[0002] In highway engineering, when carrying out road construction, road repair or reinforcement work, piling construction is required. When carrying out piling construction, a rotary pile driver is generally used. The structure of this pile driver is to use a drill rod suspension frame pulled up by a winch to drill holes through the drill rod.

[0003] The existing application number is: CN202222944234.4. The utility model relates to a pile driver for highway engineering, including a base, the upper surface of the base is rotatably connected with a rotating device, a drilling device is fixed on the left side of the rotating device, four supporting feet are fixed on the lower surface of the base, a cleaning mechanism for cleaning a drill rod is provided on the lower surface of the base, a positioning mechanism for moving equipment is provided on the top wall of the inner cavity of the base, and the cleaning mechanism includes a water tank fixed on the lower surface of the base. The pile driver for highway engineering, under the action of the cleaning mechanism, washes the rotating drill rod through a water tank, a water pump, a water pump, a water supply pipe, a connecting plate and a nozzle, so that the soil on the drill rod is completely washed off during the rotation process, so that the workers can clean the drill rod in a safe environment, and at the same time improve the cleaning efficiency, so that the workers can clean it during the working interval of the equipment, so that the drill rod can perform drilling work better.

[0004] Based on the above, when a rotary pile driver is used for drilling, the soil drilled by the rotary pile driver will accumulate on the periphery of the pile hole. After the drill bit of the rotary pile driver is taken out, the accumulated soil needs to be cleaned manually. However, cleaning after the drill bit is taken out can easily cause the soil accumulated outside the hole to fall back into the pile hole, affecting the forming quality of the pile hole. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a pile driver for highway engineering, so as to solve the problem that when a rotary pile driver is used for drilling, soil drilled by the rotary pile driver will accumulate on the periphery of the pile hole. After the drill bit of the rotary pile driver is taken out, the accumulated soil needs to be cleaned manually. However, cleaning after the drill bit is taken out can easily cause the soil accumulated outside the hole to fall back into the pile hole, thereby affecting the molding quality of the pile hole.

[0006] The purpose and effect of the pile driver for highway engineering of the utility model are achieved by the following specific technical means:

[0007] A pile driver for highway engineering, comprising a pile driver body, a pile driving support frame, a lifting winch, a pile driving connection slider, a pile driving drill bit, a pile driving drive motor, a protective cylinder, a protective dust cleaning mechanism and an anti-accumulation mechanism;

[0008] The piling support frame is hinged to the upper front end of the piling machine body, and a guide rod structure is arranged on the inner side of the piling support frame;

[0009] The lifting winch is fixedly connected to the upper front end of the pile driver body;

[0010] The piling connection slider is slidably connected to the outer periphery of the guide rod of the piling support frame;

[0011] The piling drill bit is rotatably connected to the lower end of the piling connection slider;

[0012] The piling driving motor is fixedly connected to the upper end of the piling connection slider, and the rotating shaft of the piling driving motor is coaxially fixedly connected to the piling drill bit;

[0013] The protective tube is fixedly connected to the lower front end of the piling support frame, and the protective tube is arranged on the outer periphery of the piling drill bit;

[0014] The protective dust cleaning mechanism is fixedly connected below the piling support frame;

[0015] The anti-accumulation mechanism is fixedly connected to the front end of the pile driver body.

[0016] Further, the protective dust cleaning mechanism includes: a cleaning protective box and a cleaning fan;

[0017] The cleaning and protection box is a rectangular frame structure, which is fixedly connected to the bottom of the piling support frame and arranged on the periphery of the piling drill bit;

[0018] The cleaning fan is fixedly connected to the inner side of the cleaning protection box.

[0019] Furthermore, the anti-accumulation mechanism includes: an anti-accumulation slider and a return spring;

[0020] The anti-stacking sliding block is slidably connected to the lower end of the guide rod of the piling support frame;

[0021] The return spring is fixedly connected to the lower end of the piling support frame, and the upper end of the return spring is fixedly connected to the anti-accumulation sliding block.

[0022] Furthermore, the anti-accumulation mechanism also includes: an anti-accumulation driving rack and an anti-accumulation driving gear;

[0023] The anti-accumulation driving rack is fixedly connected to the lower end of the anti-accumulation sliding block, and the anti-accumulation driving rack is slidably connected to the lower end of the piling support frame;

[0024] The anti-accumulation driving gear is rotatably connected to the inner side of the lower end of the piling support frame, and the anti-accumulation driving gear is meshed with the anti-accumulation driving rack.

[0025] Furthermore, the anti-accumulation mechanism also includes: an anti-accumulation driving disk and an anti-accumulation driving member;

[0026] The anti-accumulation drive disc is rotatably connected to the front lower end of the piling support frame, the anti-accumulation drive disc is coaxially fixedly connected to the front end of the anti-accumulation drive gear, and a convex block structure is arranged at the front centrifugal position of the anti-accumulation drive disc;

[0027] The anti-accumulation driving member is slidably connected to the lower front end of the piling support frame, a rectangular groove structure is arranged in the middle position of the anti-accumulation driving member, a protrusion of the anti-accumulation driving disk is arranged inside the rectangular groove of the anti-accumulation driving member, and the anti-accumulation driving member and the anti-accumulation driving disk together constitute a crank slider mechanism.

[0028] Furthermore, the anti-accumulation mechanism also includes: an anti-accumulation transmission rod, an anti-accumulation scraper and an anti-accumulation driving rod;

[0029] The anti-accumulation transmission rods are provided with two groups in total, and the two groups of anti-accumulation transmission rods are rotatably connected to the left and right ends of the protective tube respectively, and the upper ends of the two groups of anti-accumulation transmission rods are provided with rectangular groove structures;

[0030] The anti-accumulation scraper is provided with two groups, both of which are semi-circular structures, and the two groups of anti-accumulation scraper are respectively fixedly connected to the lower end of the anti-accumulation transmission rod;

[0031] There are two groups of anti-accumulation driving rods, which are respectively fixedly connected to the left and right ends below the anti-accumulation driving member, and the front ends of the two groups of anti-accumulation driving rods are both arranged inside the rectangular groove of the anti-accumulation transmission rod.

[0032] Compared with the prior art, the utility model has the following beneficial effects:

[0033] The utility model provides a protective dust cleaning mechanism, and when the highway pile foundation drilling is completed, the cleaning protection box protects the pile driving drill bit, avoids the soil drilled by the pile driving drill bit from being thrown out, protects the surrounding workers, and avoids the workers who sprinkle water from being splashed by mud. At the same time, the cleaning fan is turned on to blow air to the pile driving drill bit, and avoids the surface of the pile driving drill bit from being contaminated with mud.

[0034] The utility model provides an anti-accumulation mechanism, when the drilling is completed, the anti-accumulation sliding block moves upward under the action of the reset spring, and the upward movement of the anti-accumulation sliding block drives the anti-accumulation driving rack to move upward, and the upward movement of the anti-accumulation driving rack drives the anti-accumulation driving gear to rotate, and the rotation of the anti-accumulation driving gear drives the anti-accumulation driving disk to rotate, and the rotation of the anti-accumulation driving disk drives the anti-accumulation driving part to move up and down, and the anti-accumulation driving part moves up and down to drive the anti-accumulation driving rod to move up and down, and the anti-accumulation driving rod moves up and down to drive the anti-accumulation transmission rod to swing, and the swing of the anti-accumulation transmission rod drives the anti-accumulation scraper to swing, and the swing of the anti-accumulation scraper realizes the cleaning of the accumulated soil, avoids manual cleaning, reduces the labor intensity of workers, realizes the soil cleaning work when the drill bit is taken out, avoids the accumulated soil falling into the pile hole, ensures the forming quality of the pile hole, and thus improves the construction quality of the highway project. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0036] Figure 2 It is a schematic diagram of the structure of the cleaning and protection box of the utility model.

[0037] Figure 3 It is a schematic diagram of the structure of the cleaning fan of the utility model.

[0038] Figure 4 It is a schematic diagram of the structure of the anti-accumulation scraper of the utility model.

[0039] Figure 5 It is a structural schematic diagram of the anti-accumulation mechanism of the utility model.

[0040] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0041] 1. Pile driver body; 101. Cleaning protection box; 102. Cleaning fan; 2. Pile driving support frame; 3. Lifting winch; 4. Pile driving connecting slider; 5. Pile driving drill bit; 6. Pile driving drive motor; 7. Protection tube; 701. Anti-accumulation slider; 702. Reset spring; 703. Anti-accumulation drive rack; 704. Anti-accumulation drive gear; 705. Anti-accumulation drive disk; 706. Anti-accumulation drive member; 707. Anti-accumulation transmission rod; 708. Anti-accumulation scraper; 709. Anti-accumulation drive rod. DETAILED DESCRIPTION

[0042] The implementation of the utility model is further described in detail below in conjunction with the drawings and examples.

[0043] Embodiment 1:

[0044] As attached Figure 1 To Attachment Figure 4 As shown:

[0045] The utility model provides a pile driver for highway engineering, comprising a pile driver body 1, a pile driving support frame 2, a lifting winch 3, a pile driving connection slide block 4, a pile driving drill 5, a pile driving drive motor 6, a protective tube 7 and a protective dust cleaning mechanism;

[0046] The piling support frame 2 is hinged to the upper front end of the piling machine body 1, and a guide rod structure is arranged on the inner side of the piling support frame 2;

[0047] The lifting winch 3 is fixedly connected to the upper front end of the pile driver body 1;

[0048] The piling connection slider 4 is slidably connected to the outer periphery of the guide rod of the piling support frame 2;

[0049] The piling drill bit 5 is rotatably connected to the lower end of the piling connection slider 4;

[0050] The piling driving motor 6 is fixedly connected to the upper end of the piling connection slider 4, and the rotating shaft of the piling driving motor 6 is coaxially fixedly connected to the piling drill bit 5;

[0051] The protective tube 7 is fixedly connected to the lower front end of the piling support frame 2, and the protective tube 7 is arranged on the outer periphery of the piling drill bit 5;

[0052] The protective dust cleaning mechanism is fixedly connected below the piling support frame 2.

[0053] The protective dust removal mechanism includes: a cleaning protective box 101 and a cleaning fan 102;

[0054] The cleaning and protection box 101 is a rectangular frame structure, and the cleaning and protection box 101 is fixedly connected to the bottom of the piling support frame 2, and the cleaning and protection box 101 is arranged on the periphery of the piling drill bit 5;

[0055] The cleaning fan 102 is fixedly connected to the inner side of the cleaning protection box 101 .

[0056] During use, after the drilling of the highway pile foundation is completed, the cleaning protection box 101 protects the piling drill bit 5, prevents the soil drilled by the piling drill bit 5 from being thrown out, protects the surrounding workers, and prevents the workers who are sprinkling water from being splashed by the soil. At the same time, the cleaning fan 102 is turned on, and the cleaning fan 102 blows air to the piling drill bit 5, preventing the surface of the piling drill bit 5 from being contaminated with soil.

[0057] Embodiment 2:

[0058] The utility model provides a pile driver for highway engineering, based on the first embodiment, as Figures 1 to 5 As shown, it also includes an anti-accumulation mechanism, which is fixedly connected to the front end of the pile driver body 1.

[0059] The anti-accumulation mechanism includes: an anti-accumulation slider 701, a return spring 702, an anti-accumulation driving rack 703, an anti-accumulation driving gear 704, an anti-accumulation driving disk 705, an anti-accumulation driving member 706, an anti-accumulation transmission rod 707, an anti-accumulation scraper 708 and an anti-accumulation driving rod 709;

[0060] The anti-stacking slider 701 is slidably connected to the lower end of the guide rod of the piling support frame 2;

[0061] The return spring 702 is fixedly connected to the lower end of the piling support frame 2, and the upper end of the return spring 702 is fixedly connected to the anti-stacking slider 701;

[0062] The anti-accumulation driving rack 703 is fixedly connected to the lower end of the anti-accumulation sliding block 701, and the anti-accumulation driving rack 703 is slidably connected to the lower end of the piling support frame 2;

[0063] The anti-accumulation driving gear 704 is rotatably connected to the inner side of the lower end of the piling support frame 2, and the anti-accumulation driving gear 704 is meshed with the anti-accumulation driving rack 703;

[0064] The anti-accumulation drive disc 705 is rotatably connected to the front lower end of the piling support frame 2, and the anti-accumulation drive disc 705 is coaxially fixedly connected to the front end of the anti-accumulation drive gear 704. A convex block structure is provided at the front centrifugal position of the anti-accumulation drive disc 705;

[0065] The anti-accumulation driving member 706 is slidably connected to the lower front end of the piling support frame 2, a rectangular groove structure is provided in the middle position of the anti-accumulation driving member 706, a convex block of the anti-accumulation driving disk 705 is provided inside the rectangular groove of the anti-accumulation driving member 706, and the anti-accumulation driving member 706 and the anti-accumulation driving disk 705 together form a crank slider mechanism;

[0066] There are two groups of anti-accumulation transmission rods 707, which are rotatably connected to the left and right ends of the protective tube 7 respectively, and the upper ends of the two groups of anti-accumulation transmission rods 707 are both provided with rectangular groove structures;

[0067] There are two groups of anti-accumulation scrapers 708, both of which are semi-circular structures. The two groups of anti-accumulation scrapers 708 are respectively fixedly connected to the lower ends of the anti-accumulation transmission rods 707;

[0068] There are two groups of anti-accumulation driving rods 709, which are fixedly connected to the left and right ends below the anti-accumulation driving member 706 respectively, and the front ends of the two groups of anti-accumulation driving rods 709 are both arranged inside the rectangular groove of the anti-accumulation transmission rod 707.

[0069] When the pile foundation of a highway is in use, the piling connection slider 4 moves downward to squeeze the anti-accumulation slider 701. The anti-accumulation slider 701 is squeezed and moved downward to compress the reset spring 702, thereby realizing the charging of the reset spring 702. When the drilling is completed, the anti-accumulation slider 701 moves upward under the action of the reset spring 702, and the anti-accumulation slider 701 moves upward to drive the anti-accumulation driving rack 703 to move upward. The anti-accumulation driving rack 703 moves upward to drive the anti-accumulation driving gear 704 to rotate. The rotation of the anti-accumulation driving gear 704 drives the anti-accumulation driving disk 705 to rotate. The rotation of the anti-accumulation driving disk 705 drives the anti-accumulation driving member 706 to move up and down. The anti-accumulation driving member 706 moves up and down to drive the anti-accumulation driving rod 709 to move up and down. The anti-accumulation driving rod 709 moves up and down to drive the anti-accumulation transmission rod 707 to swing. The swing of the anti-accumulation transmission rod 707 drives the anti-accumulation scraper 708 to swing. The swing of the anti-accumulation scraper 708 realizes the cleaning of the accumulated soil, avoids manual cleaning, and reduces the labor intensity of the workers.

Claims

1. A pile driver for highway engineering, characterized in that: The invention comprises a pile driving machine body (1), a pile driving support frame (2), a lifting winch (3), a pile driving connecting slider (4), a pile driving drill bit (5), a pile driving drive motor (6), a protective tube (7), a protective dust cleaning mechanism and an anti-accumulation mechanism; the pile driving support frame (2) is hinged at the upper front end of the pile driving machine body (1), and a guide rod structure is arranged on the inner side of the pile driving support frame (2); the lifting winch (3) is fixedly connected to the upper front end of the pile driving machine body (1); the pile driving connecting slider (4) is slidably connected to the guide rod of the pile driving support frame (2); The pile driving drill bit (5) is rotatably connected to the lower end of the pile driving connection slider (4); the pile driving drive motor (6) is fixedly connected to the upper end of the pile driving connection slider (4), and the rotating shaft of the pile driving drive motor (6) is coaxially fixedly connected to the pile driving drill bit (5); the protective tube (7) is fixedly connected to the lower front end of the pile driving support frame (2), and the protective tube (7) is arranged on the outer periphery of the pile driving drill bit (5); the protective dust cleaning mechanism is fixedly connected to the lower part of the pile driving support frame (2); and the anti-accumulation mechanism is fixedly connected to the front end of the pile driving machine body (1).

2. A pile driver for highway engineering as claimed in claim 1, characterized in that: The protective dust cleaning mechanism comprises: a cleaning protection box (101) and a cleaning fan (102); the cleaning protection box (101) is a rectangular frame structure, the cleaning protection box (101) is fixedly connected to the bottom of the piling support frame (2), and the cleaning protection box (101) is arranged on the outer periphery of the piling drill bit (5); the cleaning fan (102) is fixedly connected to the inner side of the cleaning protection box (101).

3. A pile driver for highway engineering as claimed in claim 1, characterized in that: The anti-accumulation mechanism comprises: an anti-accumulation slider (701) and a return spring (702); the anti-accumulation slider (701) is slidably connected to the lower end of the guide rod of the piling support frame (2); the return spring (702) is fixedly connected to the lower end of the piling support frame (2), and the upper end of the return spring (702) is fixedly connected to the anti-accumulation slider (701).

4. A pile driver for highway engineering as claimed in claim 3, characterized in that: The anti-accumulation mechanism further comprises: an anti-accumulation driving rack (703) and an anti-accumulation driving gear (704); the anti-accumulation driving rack (703) is fixedly connected to the lower end of the anti-accumulation sliding block (701), and the anti-accumulation driving rack (703) is slidably connected to the lower end of the piling support frame (2); the anti-accumulation driving gear (704) is rotatably connected to the inner side of the lower end of the piling support frame (2), and the anti-accumulation driving gear (704) is meshed with the anti-accumulation driving rack (703).

5. A highway engineering pile driver as claimed in claim 4, characterized in that: The anti-accumulation mechanism further comprises: an anti-accumulation driving disc (705) and an anti-accumulation driving member (706); the anti-accumulation driving disc (705) is rotatably connected to the front lower end of the piling support frame (2); the anti-accumulation driving disc (705) is coaxially fixedly connected to the front end of the anti-accumulation driving gear (704); a convex block structure is arranged at the front centrifugal position of the anti-accumulation driving disc (705); the anti-accumulation driving member (706) is slidably connected to the lower front end of the piling support frame (2); a rectangular groove structure is arranged at the middle position of the anti-accumulation driving member (706); the convex block of the anti-accumulation driving disc (705) is arranged inside the rectangular groove of the anti-accumulation driving member (706); the anti-accumulation driving member (706) and the anti-accumulation driving disc (705) together form a crank slider mechanism.

6. A pile driver for highway engineering as claimed in claim 5, characterized in that: The anti-accumulation mechanism further comprises: an anti-accumulation transmission rod (707), an anti-accumulation scraper (708) and an anti-accumulation driving rod (709); the anti-accumulation transmission rod (707) is provided with two groups, the two groups of anti-accumulation transmission rods (707) are respectively rotatably connected to the left and right ends of the protective tube (7), and the upper ends of the two groups of anti-accumulation transmission rods (707) are both provided with a rectangular groove structure; the anti-accumulation scraper (708) is provided with two groups, the two groups of anti-accumulation scraper (708) are both semi-circular ring structures, and the two groups of anti-accumulation scraper (708) are respectively fixedly connected to the lower ends of the anti-accumulation transmission rod (707); the anti-accumulation driving rod (709) is provided with two groups, the two groups of anti-accumulation driving rods (709) are respectively fixedly connected to the left and right ends below the anti-accumulation driving member (706), and the front ends of the two groups of anti-accumulation driving rods (709) are both provided inside the rectangular groove of the anti-accumulation transmission rod (707).

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