CN219774066U - Pile driver - Google Patents

Abstract

The utility model relates to the technical field of highway engineering, in particular to a pile driver, which comprises a frame, wherein an inner groove is formed in the middle of the frame, a screw rod is movably arranged in the inner groove through a bearing, a second motor is fixedly arranged at the top end of the frame, an output shaft of the second motor is fixedly connected with the screw rod, a lifting table is movably arranged outside the screw rod, a mounting seat is fixedly arranged at the outer side of the lifting table, a first motor is fixedly arranged at the top end of the mounting seat, and a drill bit is fixedly arranged at the output shaft end of the first motor. According to the utility model, through the cooperation between the side frame, the sleeve, the threaded rod, the worm gear, the worm and the inserted link, the threaded rod is driven to linearly descend when the sleeve rotates, the inserted link at the bottom end is controlled to be inserted into the ground when the threaded rod linearly descends, so that stable connection between the frame and the ground can be maintained, the frame cannot horizontally displace when a drill bit is driven, and further damage of the drill bit caused by displacement acceleration can be avoided.

Description

Pile driver

Technical Field

The utility model relates to the technical field of highway engineering, in particular to a pile driver.

Background

Highway engineering refers to work such as investigation, measurement, design, construction, maintenance, management, etc. of a highway structure, and the highway structure includes: roadbeds, pavements, bridges, culverts, tunnels, drainage systems, safety protection facilities, greening and traffic monitoring facilities, and houses, workshops and other service facilities used for construction, maintenance and monitoring, and during highway engineering construction, piles are required to be penetrated into strata by using pile drivers by utilizing impact force;

the spiral pile driver disclosed in the publication number CN206554798U realizes that the weight of the frame far away from one end of the tower pole is aggravated by water in the water collecting tank, so that the shaking of the frame is small when the tower pole rotates, and the stability of the frame is effectively improved, but the problem that the damage between the spiral drill bit and the ground is accelerated when the vehicle body and the frame shake to cause horizontal angle displacement of the frame and the shaking of the frame to accelerate when the pile driver is used for piling in the existing pile driver is not solved.

Disclosure of Invention

The present utility model is directed to a pile driver that solves the above-mentioned problems with the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a pile driver, the pile driver comprising

The device comprises a rack, wherein an inner groove is formed in the middle of the rack, a screw rod is movably mounted in the inner groove through a bearing, a second motor is fixedly mounted at the top end of the rack, an output shaft of the second motor is fixedly connected with the screw rod, a lifting table is movably mounted outside the screw rod, a mounting seat is fixedly mounted on the outer side of the lifting table, a first motor is fixedly mounted at the top end of the mounting seat, and a drill bit is fixedly mounted at the output shaft end of the first motor;

the side frames are fixedly arranged outside two sides of the bottom end of the frame, two shaft frames are fixedly arranged on the inner sides of the middle parts of the side frames, sleeves are movably arranged in the middle parts of the two shaft frames through bearings, threaded rods are connected inside the sleeves in a threaded manner, and inserted bars are fixedly arranged at the bottom ends of the threaded rods;

the worm wheel is fixedly connected to the outer side of the middle of the sleeve, a crank is arranged outside one side, far away from the rack, of the side frame, a worm is arranged at one end, close to the worm wheel, of the crank, and the worm is meshed with the worm wheel.

Preferably, the bottom end of the drill bit is fixedly connected with a conical head, a plurality of blades are spirally arranged on the surface of the drill bit, and a plurality of fixing blocks are arranged between the blades of the drill bit;

preferably, the two sides of the inner wall of the frame, which is close to the inner groove, are respectively provided with an edge groove, guide wheels are movably arranged at four external corners of the lifting platform, and the guide wheels are movably connected with the edge grooves;

preferably, a rod groove is formed in the top end of the inner part of the side frame, and the rod groove is movably connected with the threaded rod;

preferably, the side frames are provided with guide grooves on two sides of the rod groove, guide blocks are fixedly connected to two sides of the top end of the threaded rod, and the guide blocks are in sliding connection with the guide grooves;

preferably, the cone head and the fixed block are made of diamond materials.

Compared with the prior art, the utility model has the beneficial effects that:

1. this pile driver uses through the cooperation between frame, sleeve, threaded rod, worm wheel, worm and the inserted bar, drives threaded rod rectilinear fall when the sleeve rotates, and the inserted bar of control bottom inserts ground when threaded rod rectilinear fall, can keep stable the connection between frame and the ground like this, and horizontal displacement can not take place for the frame like this when the drill bit pile, and then can avoid the damage of displacement acceleration drill bit.

2. This pile driver uses through the cooperation between drill bit, blade, fixed block and the conical head, and this device is provided with a plurality of group spiral welded's blade on the surface of drill bit, and cooperates the blade to use, can improve pile efficiency like this.

Drawings

FIG. 1 is a schematic overall elevational view of the present utility model;

FIG. 2 is a schematic overall sectional view of the present utility model;

FIG. 3 is an enlarged schematic view of the present utility model at A in FIG. 2;

fig. 4 is an enlarged schematic view of the present utility model at B in fig. 2.

In the figure: 1. a frame; 2. an inner tank; 3. a screw rod; 4. a second motor; 5. a lifting table; 6. a mounting base; 7. a first motor; 8. a drill bit; 9. a side frame; 10. a shaft bracket; 11. a sleeve; 12. a threaded rod; 13. a rod; 14. a worm wheel; 15. a crank; 16. a worm; 17. a conical head; 18. a blade; 19. a fixed block; 20. a side groove; 21. a guide wheel; 22. a rod groove; 23. a guide groove; 24. and a guide block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the apparatus or elements in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a number" is two or more, unless explicitly defined otherwise.

Referring to fig. 1-4, the present utility model provides a technical solution:

a pile driver, a pile driver comprising

The device comprises a frame 1, an inner groove 2 is formed in the middle of the frame 1, a screw rod 3 is movably mounted in the inner groove 2 through a bearing, a second motor 4 is fixedly mounted at the top end of the frame 1, an output shaft of the second motor 4 is fixedly connected with the screw rod 3, a lifting table 5 is movably mounted outside the screw rod 3, a mounting seat 6 is fixedly mounted on the outer side of the lifting table 5, a first motor 7 is fixedly mounted at the top end of the mounting seat 6, a drill bit 8 is fixedly mounted at the output shaft end of the first motor 7, the frame 1 and a carrier vehicle of a pile driver are mounted in a matched manner, the second motor 4 is started during pile driving, the screw rod 3 is driven to rotate after the second motor 4 is started, the lifting table 5 is driven to descend after the screw rod 3 rotates, the lifting table 5 is driven to descend through the mounting seat 6, the first motor 7 is started, the drill bit 8 is driven to rotate at a high speed after the first motor 7 is started, and then the pile driving is performed on a specified ground;

as shown in fig. 1, the side frame 9 is fixedly installed outside two sides of the bottom end of the frame 1, two shaft frames 10 are fixedly installed inside the middle of the side frame 9, a sleeve 11 is movably installed in the middle of the two shaft frames 10 through bearings, a threaded rod 12 is connected with the inner threads of the sleeve 11, an inserted rod 13 is fixedly installed at the bottom end of the threaded rod 12, a worm wheel 14 is fixedly connected to the outer side of the middle of the sleeve 11, a crank 15 is arranged outside one side of the side frame 9, which is far away from the frame 1, a worm 16 is arranged at one end of the crank 15, which is close to the worm wheel 14, the worm 16 is meshed with the worm wheel 14, a rod groove 22 is formed in the inner top end of the side frame 9, the rod groove 22 is movably connected with the threaded rod 12, guide grooves 23 are formed in two sides of the rod groove 22, guide blocks 24 are fixedly connected with the two sides of the top end of the threaded rod 12, the guide blocks 24 are slidably connected with the guide grooves 23, before piling, the crank 15 at the two ends of the hand-held side frame 9 rotates, the worm 16 is driven to rotate when the crank 15 rotates, the worm 16 is driven to rotate, when the worm 16 rotates, the worm 11 is driven to rotate, the sleeve 11 is driven to rotate, when the worm 11 is driven to rotate, the worm 12 is driven to rotate, when the sleeve 11 rotates, and the spindle 12 is driven to rotate, when the sleeve 12 is driven to rotate, and the threaded rod 12 is driven to drop down, and thereby, and can be in a straight line to be inserted into the bit 8, and can be prevented from being damaged by the ground, and thereby, and the ground, and can be displaced from being horizontally and damaged by the frame 1;

as shown in fig. 1, the bottom end of the drill bit 8 is fixedly connected with a conical head 17, a plurality of blades 18 are spirally arranged on the surface of the drill bit 8, a plurality of fixing blocks 19 are arranged between the blades 18 of the drill bit 8, and a plurality of groups of spirally welded blades 18 are arranged on the surface of the drill bit 8 and are matched with the blades 18 for use, so that piling efficiency can be improved;

as shown in fig. 3, the two sides of the inner wall of the frame 1, which is close to the inner groove 2, are respectively provided with a side groove 20, the four external corners of the lifting platform 5 are respectively movably provided with a guide wheel 21, and the guide wheels 21 are movably connected with the side grooves 20, so that the lifting platform 5 has stable horizontal angle when lifting, reduces the friction force between the lifting platform 5 and the side grooves 20, and can improve the sliding efficiency;

when the pile driver is used, the crank 15 at two ends of the handheld side frame 9 rotates, the worm 16 is driven to rotate when the crank 15 rotates, the worm wheel 14 is driven to rotate when the worm 16 rotates, the sleeve 11 is driven to rotate when the worm wheel 14 rotates, the threaded rod 12 is driven to linearly descend when the sleeve 11 rotates, the inserted link 13 at the bottom end is controlled to be inserted into the ground when the threaded rod 12 linearly descends, thus stable connection between the frame 1 and the ground can be maintained, when the drill bit 8 is driven, the frame 1 cannot horizontally displace, damage of the drill bit 8 can be avoided, the second motor 4 is started when the drill bit 8 is driven to drive the screw 3 to rotate after the second motor 4 is started, the lifting table 5 is driven to descend after the screw 3 rotates, the first motor 7 is driven to synchronously descend through the mounting seat 6 when the lifting table 5 descends, then the first motor 7 is started, the drill bit 8 is driven to rotate at a high speed after the first motor 7 is started, and the designated ground is driven.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (6)

1. A pile driver, characterized in that: the pile driver comprises

The device comprises a frame (1), wherein an inner groove (2) is formed in the middle of the frame (1), a lead screw (3) is movably mounted in the inner groove (2) through a bearing, a second motor (4) is fixedly mounted at the top end of the frame (1), an output shaft of the second motor (4) is fixedly connected with the lead screw (3), a lifting table (5) is movably mounted outside the lead screw (3), a mounting seat (6) is fixedly mounted at the outer side of the lifting table (5), a first motor (7) is fixedly mounted at the top end of the mounting seat (6), and a drill bit (8) is fixedly mounted at the output shaft end of the first motor (7);

the side frames (9), the side frames (9) are fixedly arranged outside the two sides of the bottom end of the frame (1), two shaft frames (10) are fixedly arranged on the inner sides of the middle parts of the side frames (9), sleeves (11) are movably arranged in the middle parts of the two shaft frames (10) through bearings, threaded rods (12) are connected with the inner threads of the sleeves (11), and inserted bars (13) are fixedly arranged at the bottom ends of the threaded rods (12);

the worm gear (14), worm gear (14) fixed connection is in the middle part outside of sleeve (11), side frame (9) are kept away from the outside crank (15) that is provided with in one side of frame (1), one end that is close to worm gear (14) of crank (15) is provided with worm (16), worm (16) and worm gear (14) meshing.

2. A pile driver according to claim 1, characterised in that: the bottom end fixedly connected with awl head (17) of drill bit (8), the surface spiral of drill bit (8) is arranged and is had a plurality of blades (18), drill bit (8) are located a plurality of be provided with a plurality of fixed blocks (19) between blade (18).

3. A pile driver according to claim 1, characterised in that: the frame (1) is close to inner wall both sides of inside groove (2) and has all seted up limit groove (20), the outside four corners of elevating platform (5) is all movable mounting has leading wheel (21), leading wheel (21) and limit groove (20) swing joint.

4. A pile driver according to claim 1, characterised in that: the top end of the inner part of the side frame (9) is provided with a rod groove (22), and the rod groove (22) is movably connected with the threaded rod (12).

5. A pile driver according to claim 4, characterised in that: guide grooves (23) are formed in two sides of the side frame (9) located on the rod groove (22), guide blocks (24) are fixedly connected to two sides of the top end of the threaded rod (12), and the guide blocks (24) are slidably connected with the guide grooves (23).

6. A pile driver according to claim 2, characterised in that: the cone head (17) and the fixed block (19) are made of diamond materials.