CN211777176U

CN211777176U - Drilling pile driver

Info

Publication number: CN211777176U
Application number: CN201922215602.XU
Authority: CN
Inventors: 陈传洪; 石思旭; 李群峰; 蓝家树; 钟宣阳
Original assignee: Chongqing Honggong Engineering Machinery Co ltd
Current assignee: Chongqing Honggong Engineering Machinery Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-10-27
Anticipated expiration: 2029-12-11

Abstract

A drilling pile driver is used for solving the technical problems that the existing drilling pile driver has a single drill bit and only has a single pile driving mode and causes a small application range, and comprises a guide rail and a punch head with adjustable inclination angles, a motor fixed on the punch head in a detachable mode and a rotating shaft arranged at the output end of the motor, wherein one end of the rotating shaft, which is far away from the motor, is detachably and fixedly connected with a rotating rod coaxial with the rotating shaft, one end of the rotating rod, which is far away from the motor, is fixed with a drill bit which is coaxial with the rotating shaft and is in an inverted cone shape, one side, connected with the rotating rod, of the drill bit is circumferentially and uniformly and rotatably connected with a plurality of first connecting rods, each first connecting rod is rotatably connected with a second connecting rod, a sleeve ring capable of axially sliding along the rotating rod is sleeved on the rotating rod, the plurality of second connecting rods are rotatably connected with the circumferential outer, two lead screws all wear to establish the lantern ring and with lantern ring threaded connection, the utility model discloses adjust simply, mainly used drilling pile.

Description

Drilling pile driver

Technical Field

The utility model relates to a pile driver technical field, concretely relates to can adjust drilling pile driver in drilling aperture at certain limit.

Background

The drilling pile driver has the advantages of simple structure, convenient positioning and transferring operation and the like, and starts to be popularized and applied, along with the vigorous construction of infrastructures such as house construction, municipal construction and the like, the foundation needs to be frequently punched in the long-term construction process, a reinforcement cage is hung in a punched pile hole, concrete is poured to form a pile, and the pile is stably connected with the ground surface and buildings above the ground surface, so that the stability of the foundation of the building structure is ensured, and the capability of resisting natural disasters such as wind resistance, earthquake resistance and the like is improved.

The utility model discloses a patent document of grant bulletin No. CN208981323U, the name is "a pile driver" discloses a pile driver, in drilling, drilling pile equipment is including two vertical and relative guide rails, vertical guide slot has all been opened to the inboard that these two guide rails are relative, be equipped with a mounting panel between two guide slots, the mounting panel can be followed the guide slot direction and reciprocated, a fixed motor on the mounting panel, a vertical pivot down is connected to the motor output, pivot bottom fixed connection drill bit, still be connected with the actuating mechanism that the drive mounting panel reciprocated on the mounting panel, actuating mechanism drive mounting panel, motor and pivot reciprocate as a whole.

When the calibrated pile position needs to be drilled, firstly two guide rails are fixed around the pile hole, the rotating shaft and the drill bit are aligned with the pile position, then the driving mechanism drives the motor, the rotating shaft and the drill bit to move downwards as a whole, the drill bit gradually contacts the ground surface, and the drill bit rotates to drill a pile hole with a set aperture and hole depth underground along with the continuous propulsion of the drill bit.

However, this drill-pile driver has an objective drawback: the construction area often needs to set up the stake hole that multiple aperture differs, and this kind of drilling pile driver only has the drill bit of a set specification, consequently just also can only bore the stake hole of a bore size, and the suitability is comparatively single.

The pile forming modes of the pile driver are common in two modes, one mode is to form holes by using an impact mode, the other mode is to form holes by adopting a drilling mode, however, in the current actual construction, common pile equipment generally only has one hole forming mode to form holes, and the two modes can not be switched, and the two hole forming modes can meet the requirements of more different types of address conditions, so that the pile equipment which can be switched between the two hole forming modes and can adjust the hole forming aperture within a certain size range can be formed by improving the existing equipment.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is not enough to prior art, releases a drilling pile driver for solve the current drilling pile driver drill bit size singleness that mentions in the background art, and only have single pile mode, thereby cause the little technical problem of application scope.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drilling pile driver comprises a guide rail and a punch head with adjustable inclination angles, wherein the punch head can slide along the guide rail, the drilling pile driver also comprises a motor detachably fixed on the punch head and a rotating shaft arranged at the output end of the motor, the rotating shaft is parallel to the guide rail, one end of the rotating shaft, which is far away from the motor, is detachably fixedly connected with a rotating rod coaxial with the rotating shaft, one end of the rotating rod, which is far away from the motor, is fixedly provided with a drill bit coaxial with the rotating shaft and in an inverted cone shape, one side of the drill bit, which is connected with the rotating rod, is circumferentially and uniformly and rotatably connected with a plurality of first connecting rods, each first connecting rod is rotatably connected with a second connecting rod, the rotating rod is sleeved with a lantern ring capable of axially sliding along the rotating rod, the plurality of second connecting rods are rotatably connected with the circumferential outer wall of the lantern ring, two sides of the rotating rod are respectively provided with a lead screw which is parallel to the rotating, for driving the collar to move along the stem axis and lock.

The working principle is as follows: and adjusting and fixing the guide rail on the periphery of the pile position according to the pile position calibrated on site, keeping the guide rail vertical, checking the punch at the moment, enabling the punch to be positioned right above the pile position, driving the punch to reciprocate up and down along the guide rail, and enabling the punch to move downwards and impact the ground so as to form a pile hole on the ground.

According to the geological condition, when the hole is formed in a drilling mode, the motor, the rotating shaft, the rotating rod and the drill bit are taken as a whole and detachably and fixedly installed on the punch head through the motor, then the guide rail is moved to a position close to the pile position, the drill bit is aligned to the marked pile position, the angle between the first connecting rod and the rotating rod is properly adjusted according to the designed pile hole aperture, and the size of the circular diameter formed by the connecting lines between the tops of the first connecting rods is controlled.

Specifically, two through synchronous rotation the lead screw, two lead screws rotate and will drive the lantern ring makes progress or the lapse along the axis of bull stick, after the lantern ring rebound, the lantern ring will drive head rod and second connecting rod rebound, the contained angle between every head rod and the bull stick all reduces this moment, thereby cause the circular diameter that the line formed between many head rod tops to reduce, after the lantern ring rebound, the lantern ring will drive head rod and second connecting rod rebound, the contained angle between every head rod and the bull stick all increases this moment, thereby cause the circular diameter increase that the line formed between many head rod tops, with this realization to the regulation of stake hole aperture size.

After the included angle between many head rods and the bull stick is adjusted and is accomplished, will bull stick, drill bit, lead screw, head rod and second connecting rod regard as a whole fixed connection in the bottom of pivot again, later drive the drift is along the directional downstream of the direction of guide rail, makes the drill bit contacts the earth's surface gradually, and is driving the in-process that the drift moved down, the motor drives the drill bit lasts and drills downwards to accomplish the drilling process.

The utility model has the advantages that:

the utility model discloses a will motor dismantlement formula fixed mounting can realize switching between impacting pore-forming, this two kinds of modes of drilling pore-forming on the drift to can adapt to the pore-forming of being under construction to multiple stratum, improve greatly the utility model discloses an application scope.

Adjust through the lead screw contained angle between head rod and the bull stick to the circular size that the line formed between many head rod tops of accurate control has reached and can have accurately adjusted stake hole diameter in certain size range, and at last through the dismantlement formula fixed connection between pivot and the bull stick, can with bull stick, lead screw, drill bit, head rod and second connecting rod are as a whole after tearing open from the pivot, adjusts the contained angle between many head rods and the bull stick again, and this kind of mode can make things convenient for the regulation to contained angle between head rod, the bull stick more.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged assembly view of the motor, the rotating shaft, the rotating rod and the drill bit in the structure of the embodiment of the present invention;

FIG. 3 is an enlarged schematic view of a cross-sectional view of the structure at A in FIG. 2;

fig. 4 is an enlarged cross-sectional view at a section B-B in fig. 3.

Description of reference numerals: the device comprises a guide rail 1, a punch 2, a motor 3, a rotating shaft 4, a rotating rod 5, a drill 6, a first connecting rod 7, a second connecting rod 8, a sleeve ring 9, a screw rod 10, a scraper 11, a strip-shaped guide groove 12, a sliding block 13, a cylindrical hole 14, an inserting rod 15, a bolt 16, a mounting piece 17, a limiting piece 18, a threaded rod 19, a loader 20, a mounting seat 21, a first telescopic oil cylinder 22, a second telescopic oil cylinder 23, a rotary bearing 24, a connecting plate 25, a third telescopic oil cylinder 26, a transmitting terminal 27, a receiving terminal 28, a display control panel 29, a connecting plate 30 and a connecting shaft 31.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1-3, a drilling pile driver comprises a loader 20, a mounting base 21, a first telescopic cylinder 22, a second telescopic cylinder 23, a rotary bearing 24 and a connecting plate 25, wherein the mounting base 21 is arranged on the loader 20, one end of the mounting base 21 is rotatably connected with the loader 20, the other end of the mounting base 21, which is close to the other end, is rotatably connected with one end of the first telescopic cylinder 22, the other end of the first telescopic cylinder 22 is rotatably connected with the loader 20, so that the first telescopic cylinder 22 is driven to be telescopic through an oil path of the loader 20, the mounting base 21 is driven to rotate around one end of the mounting base 21, the inclination state of the mounting base 21 in the vertical direction can be adjusted, the rotary bearing 24 is fixedly connected with the mounting base 21, the connecting plate 25 is fixed on the side wall of the rotary bearing 24, and the connecting plate 25 can rotate around the axis of the rotary bearing 24, two third telescopic oil cylinders 26 are arranged between the connecting plate 25 and the mounting seat 21, the two third telescopic oil cylinders 26 are respectively arranged at two sides of the rotary bearing 24, one end of each third telescopic oil cylinder 26 is rotatably connected with the mounting seat 21, the other end of each third telescopic oil cylinder 26 is rotatably connected with the connecting plate 25, the loader 20 can drive the two third telescopic oil cylinders 26 to be matched and telescopic through oil circuit control, so that the inclination angle of the connecting plate 25 in the vertical direction can be adjusted, a guide rail 1 is fixedly connected with the connecting plate 25, the second telescopic oil cylinder 23 which can be directionally telescopic along the guide rail 1 is fixed in the guide rail 1, the telescopic end of the second telescopic oil cylinder 23 is fixedly connected with a punch 2 and can drive the punch 2 to slide along the guide rail 1, the device also comprises a motor 3 which is detachably fixed on the punch 2 and a rotating shaft 4 arranged at the output end of the motor 3, and the rotating shaft, the other end of the rotating shaft 4 is detachably and fixedly connected with a rotating rod 5 which is coaxial with the rotating shaft 4, the other end of the rotating rod 5 is fixedly provided with a drill bit 6 which is coaxial with the rotating shaft 4 and is in a reverse taper shape, one side of the drill bit 6 connected with the rotating rod 5 is circumferentially fixed with a plurality of groups of connecting sheets 30, each group of connecting sheets 30 is two, a connecting shaft 31 which can rotate relative to the connecting sheet 30 is arranged between the two connecting sheets 30 of each group in a penetrating way, one end of a plurality of first connecting sheets 7 is rotationally connected with each connecting shaft 31, each first connecting sheet 7 is rotationally connected with a second connecting sheet 8, the rotating rod 5 is sleeved with a lantern ring 9 which can axially slide along the rotating rod 5, the circumferential side wall of the lantern ring 9 is also fixedly provided with a plurality of groups of connecting sheets 30, a connecting shaft 31 which can rotate relative to the connecting sheet 30 is also arranged between the two connecting sheets 30 of each group, the first connecting rod 7 and the second connecting rod 8 are rotatably connected through a connecting shaft 31, two radial sides of the rotating rod 5 are respectively provided with a screw rod 10 which is parallel to the rotating rod 5 and can rotate around the axis of the rotating rod, the two screw rods 10 are opposite, the two screw rods 10 penetrate through the lantern ring 9 and are in threaded connection with the lantern ring 9 so as to be used for driving the lantern ring 9 to move and lock along the axis of the rotating rod 5, the circular size formed by connecting lines between the tops of the first connecting rods 7 can be accurately adjusted by rotating the two screw rods 10, the size of the aperture size can be accurately adjusted within a certain size range, the punch 2 is provided with a threaded hole which is coaxial with the rotating shaft 4, the motor 3 is fixedly connected with a threaded rod 19 which is coaxial with the rotating shaft 4, the threaded rod 19 is in threaded connection with the threaded hole, and the motor 3 can be quickly and stably detachably and fixedly installed on the punch 2, to improve the working efficiency.

As shown in fig. 3 and 4, at least one scraper 11 is fixedly connected to a side of each first connecting rod 7 facing away from the rotating rod 5, and the length of the scraper 11 is adapted to the length of the first connecting rod 7. The rotation of bull stick 5 will drive many the first connecting rod 7 rotates in step, and the rotation of every first connecting rod 7 will drive the scraper 11 on this first connecting rod 7 and rotate, the scraper 11 rotates and will cut the soil body around better to do benefit to going on of drilling operation more.

It has many bar guide slots 12 parallel with bull stick 5 to open on the bull stick 5, fixed connection polylith sliding block 13 on the lantern ring 9 inner wall, this sliding block 13 one-to-one of polylith is located in many bar guide slots 12 and can be along bar guide slot 12 directional movement, and this kind of mode can further guarantee can not take place relative rotation between lantern ring 9, the bull stick 5 to the accurate positioning to many head rods 7 has been guaranteed. The end part of the rotating shaft 4, which is far away from the motor 3, is provided with a cylindrical hole 14 which is coaxial with the rotating shaft 4, the end part of the rotating shaft 5, which is far away from the drill bit 6, is fixedly connected with an inserting rod 15 which is coaxial with the rotating shaft 4, the inserting rod 15 is inserted in the cylindrical hole 14, the rotating shaft 4 is also provided with a bolt 16 for locking the inserting rod 15 in the cylindrical hole 14 in a penetrating way, when the included angle between a plurality of first connecting rods 7 and the rotating shaft 5 needs to be adjusted, the rotating shaft 5, the drill bit 6, the screw rod 10, the first connecting rods 7, the lantern ring 9 and the second connecting rod 8 can be taken as a whole to be detached from the bottom end of the rotating shaft 4, the rotating shaft 5 and the drill bit 6 are transferred to an area with wide space, then the included angles between the plurality of first connecting rods 7 and the rotating shaft 5 are adjusted, which is more convenient for adjusting the included angles between the plurality of first connecting rods 7 and, the operation of adjusting at the position close to the pile hole by an operator is avoided. Two pairs of installation pieces 17 of 5 both sides difference fixed connection of bull stick, the corresponding setting of a pair of installation piece 17 of homonymy, two lead screws 10 wear to establish a pair of installation piece 17 of every side respectively and can install the piece 17 rotation relatively, spacing piece 18 of every lead screw 10 both ends difference fixed connection, and two spacing pieces 18 of homonymy all are located the relative outside of a pair of installation piece 17, this kind of location lead screw 10's structural style is comparatively simple, can provide great operating space for rotating lead screw 10.

As shown in fig. 1, the rotating shaft 4 is further adapted with a GNSS positioning system for positioning the rotating shaft 4, the GNSS positioning system includes a GPS satellite, a transmitting terminal 27, a receiving terminal 28 and a display control panel 29, the transmitting terminal 27 is disposed at a predetermined position in a construction area, the receiving terminal 28 is fixedly mounted on the guide rail 1 and is located on an axis of the rotating shaft 4, the transmitting terminal 27 determines a positioning origin through the GPS satellite, the display control panel 29 can display a position deviation between the rotating shaft 4 and the positioning origin in real time, the display control panel 29 is used for controlling a working oil path of the loader 20, the display control panel 29 can be operated to adjust telescopic states of the first telescopic cylinder 22, the second telescopic cylinder 23 and the third telescopic cylinder 26, the display control panel 29 is operated to adjust a deviation between the rotating shaft 4 and the positioning origin, so as to find an accurate pile location point, the GNSS positioning system can realize the quick and accurate positioning of the rotating shaft 4, and improves the piling efficiency and piling precision.

The working principle is as follows: when the construction site is soft in geology and can be operated by an impact hole forming mode, the loader 20 can be driven to move the guide rail 1 and the punch 2 to the position near a pile, the first telescopic oil cylinder 22 and the third telescopic oil cylinder 26 are driven to stretch through oil circuit control of the loader 20, so that the guide rail 1 can be adjusted to be in a vertical state, then the telescopic end of the second telescopic oil cylinder 23 is driven to move downwards through the oil circuit of the loader 20, the punch 2 is driven to impact the ground surface, the punch 2 is moved up and down in a reciprocating mode to impact the ground surface, and therefore hole forming impact operation can be achieved.

When the construction site has hard geology and is not suitable for using an impact hole forming mode, the motor 3 can be arranged in a threaded hole on the punch 2 through a 19-hole threaded rod, the guide rail 1, the motor 3 and the rotating shaft 4 are integrally moved to a position close to a pile position according to a pile position calibrated on the site, the axis of the rotating shaft 4 is aligned with the axis of the pile hole, then the two lead screws 10 are synchronously rotated, the two lead screws 10 rotate to drive the lantern ring 9 to move upwards or downwards along the axis of the rotating rod 5, after the lantern ring 9 moves upwards, the lantern ring 9 drives the first connecting rods 7 and the second connecting rods 8 to move upwards, at the moment, the included angle between each first connecting rod 7 and the rotating rod 5 is reduced, so that the circular diameter formed by connecting lines between the tops of the plurality of first connecting rods 7 is reduced, and after the lantern ring 9 moves downwards, the lantern ring 9 drives the first connecting rods 7 and the second connecting rods 8 to move downwards, at the moment, the included angle between each first connecting rod 7 and the rotating rod 5 is increased, so that the circular diameter formed by connecting lines among the tops of the plurality of first connecting rods 7 is increased, and the size of the aperture of the pile hole is adjusted.

After the included angles between the first connecting rods 7 and the rotating rods 5 are adjusted, the rotating rods 5, the drill bits 6, the lead screws 10, the first connecting rods 7 and the second connecting rods 8 are fixedly connected to the bottom end of the rotating shaft 4 as a whole, specifically, the inserting rods 15 are correspondingly inserted into the cylindrical holes 14, and finally the inserting rods 15 are fixedly locked in the cylindrical holes 14 through bolts 16, so that the adjustment and installation operations before operation are completed.

And finally, driving the punch 2 to move towards the ground surface by starting a driving oil circuit of the loader 20, and simultaneously starting the motor 3, wherein the motor 3, the rotating shaft 4, the rotating rod 5 and the drill bit 6 move downwards as a whole, in the process, the drill bit 6 gradually contacts the ground surface and drills into the ground surface until the tops of the first connecting rods 7 all drill through the ground surface to enter the ground, at the moment, the circular size formed by connecting lines among the tops of the first connecting rods 7 is the size of the aperture, and after drilling is finished, the motor 3, the rotating shaft 4, the rotating rod 5 and the drill bit 6 can be lifted from the pile hole as a whole by driving the oil circuit of the loader 20 again, so that the operation process of drilling and piling is finished.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a drilling pile driver, is including adjustable inclination's guide rail (1) and drift (2), and drift (2) can slide its characterized in that along guide rail (1): still including motor (3) of dismantlement formula fixing on drift (2) and pivot (4) of locating motor (3) output, this pivot (4) are parallel with guide rail (1), this pivot (4) deviate from one end dismantlement formula fixed connection one of motor (3) and bull stick (5) coaxial with pivot (4), bull stick (5) deviate from one end of motor (3) fixed one with pivot (4) coaxial and for back taper drill bit (6), one side circumference that this drill bit (6) are connected with bull stick (5) is evenly rotated and is connected many head rods (7), every this head rod (7) all rotates and connects a second connecting rod (8), the cover is established one and can be followed bull stick (5) axial slip's lantern ring (9) on bull stick (5), many second connecting rod (8) all are connected with the circumference outer wall rotation of lantern ring (9), bull stick (5) both sides respectively are equipped with a lead screw parallel with bull stick (5) and can wind self axis pivoted lead screw (5) parallel (5), (can be around self axis pivoted 10) Two lead screws (10) are opposite, and two lead screws (10) are all worn to establish the lantern ring (9) and with lantern ring (9) threaded connection to be used for driving lantern ring (9) to move and lock along bull stick (5) axis.

2. A drilling pile driver according to claim 1, characterised in that: one side of each first connecting rod (7) departing from the rotating rod (5) is fixedly connected with at least one scraper (11), and the length of each scraper (11) is matched with that of the corresponding first connecting rod (7).

3. A drill-pile driver according to claim 1 or 2, characterised in that: it has many bar guide slots (12) parallel with bull stick (5) to open on bull stick (5), fixed connection polylith sliding block (13) on lantern ring (9) inner wall, this sliding block of polylith (13) one-to-one is located in many bar guide slots (12) and can be followed bar guide slot (12) and removed.

4. A drill-pile driver according to claim 1 or 2, characterised in that: the end part of one end, deviating from the motor (3), of the rotating shaft (4) is provided with a cylindrical hole (14) coaxial with the rotating shaft (4), the end part of one end, deviating from the drill bit (6), of the rotating rod (5) is fixedly connected with an inserting rod (15) coaxial with the rotating shaft (4), the inserting rod (15) is inserted into the cylindrical hole (14), and the rotating shaft (4) is further provided with a bolt (16) in a penetrating mode, so that the inserting rod (15) is locked in the cylindrical hole (14).

5. A drill-pile driver according to claim 1 or 2, characterised in that: two pairs of installation pieces (17) of fixed connection respectively are distinguished to bull stick (5) both sides, and a pair of installation piece (17) of homonymy correspond the setting, and two lead screws (10) are worn to establish a pair of installation piece (17) of every side respectively and can be installed piece (17) relatively and rotate, and spacing piece (18) of fixed connection respectively is distinguished at every lead screw (10) both ends, and two spacing pieces (18) of homonymy all are located the relative outside of a pair of installation piece (17).

6. A drill-pile driver according to claim 1 or 2, characterised in that: the punching head (2) is provided with a threaded hole coaxial with the rotating shaft (4), the motor (3) is fixedly connected with a threaded rod (19) coaxial with the rotating shaft (4), and the threaded rod (19) is in threaded connection with the threaded hole.

7. A drill-pile driver according to claim 1 or 2, characterised in that: the rotating shaft (4) is also adapted with a GNSS positioning system for positioning the rotating shaft (4).