CN117108212A - Building foundation construction device and operation method thereof - Google Patents

Abstract

The invention relates to the technical field of crawler piling devices and discloses a building foundation construction device which comprises a device base, wherein side supports are symmetrically arranged on two sides of the device base, a crawler is installed at the lower end of each side support, a lifting frame is vertically arranged at the left end of the base, tracks are symmetrically arranged on the inner side surfaces of the lifting frames, and lifting seats are movably arranged between the two groups of tracks. According to the construction device for the building foundation and the operation method thereof, the second hydraulic cylinder is started, the hydraulic telescopic rod stretches out rightwards to push the traction ring to rotate around the hinge point at the lower end, the second hydraulic cylinder and the hydraulic telescopic rod move obliquely upwards, so that the lifting plate is pushed to turn upwards and lift, the piling drill rod slowly moves from the horizontal position to the vertical position, the drill bit of the piling drill rod slides into the drill bit clamping groove, and then the rod body of the piling drill rod is positioned in the elastic clamping structure when the piling drill rod turns to the vertical position quickly, so that the aim of automatic turning and lifting is achieved.

Description

Building foundation construction device and operation method thereof

Technical Field

The invention relates to the technical field of crawler pile driving devices, in particular to a building foundation construction device and an operation method thereof.

Background

In the existing building foundation treatment method in China, pile foundation construction is needed, the pile foundation construction is a deep foundation formed by piles and pile cap piles connected with pile tops or a single pile foundation connected with the pile foundation by the piles, namely pile foundations for short, the pile foundation can be divided into friction piles and end bearing piles according to stress characteristics, the pile foundation can be divided into precast piles and cast-in-place piles according to construction modes, the cast-in-place piles need to be drilled and concrete is cast by a drilling method, and a pile driver, namely a spiral drilling machine, needs to be used for drilling.

In the using and operating process of the existing crawler pile driver, the following technical defects exist, the first drill rod and the drilling machine are in threaded connection, threads are easy to damage, and accordingly connection failure is caused, the drill rod needs to be frequently maintained, and the operation is inconvenient (the screwing of the threads is also troublesome); the second is because the size of needs drilling at every turn is different, consequently needs to use the drilling rod of different size specifications to install and dismantle the drilling rod, present installation and dismantlement are manual, and part drilling rod is long, leads to the installation and dismantles the degree of difficulty very big, wastes time and energy, work efficiency is low.

In view of the above, considering that the existing facilities cannot meet the working and use requirements, we propose a construction device for building foundation and an operation method thereof.

Disclosure of Invention

The invention mainly aims to provide a building foundation construction device and an operation method thereof, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a building foundation construction device, includes the device base, the bilateral symmetry of device base is provided with the side support, the track is installed to the lower extreme of side support, the left end of base is vertical to be provided with lifting frame.

As a preferable scheme of the building foundation construction device and the operation method thereof, the invention comprises the following steps: the lifting frame is characterized in that rails are symmetrically arranged on the inner side faces of the lifting frame, lifting seats are movably arranged between the two groups of rails, and sliding rails are arranged on two sides of the lifting seats.

As a preferable mode of the building foundation construction device of the present invention, wherein: the sliding rail stretches into the track and is matched with the track, a first hydraulic cylinder is arranged in the middle position of the interior of the lifting seat in an upward extending mode, a hydraulic rod is arranged in the first hydraulic cylinder in an upward extending mode, the upper end of the hydraulic rod and the inner side face of the top of the lifting frame are fixed, a motor support is riveted on the left side face of the lifting seat, a pile drilling motor is vertically and fixedly arranged in the motor support, and an annular connecting seat is welded at the lower end of a rotating shaft of the pile drilling motor.

As a preferable mode of the building foundation construction device of the present invention, wherein: the base is internally provided with a limiting groove in a penetrating way leftwards, an automatic lifter is movably arranged in the limiting groove, and the automatic lifter comprises an elastic clamping structure.

As a preferable mode of the building foundation construction device of the present invention, wherein: the automatic lifter comprises a horizontal supporting plate, the shape of the limiting groove close to the right position is matched with the horizontal supporting plate, a double-layer rack part is arranged on the side face of the horizontal supporting plate, the double-layer rack part is meshed with two groups of driving gears, the two groups of driving gears are sleeved on an output shaft of a first servo motor, and the first servo motor is arranged at the position within a notch of the limiting groove.

As a preferable mode of the building foundation construction device of the present invention, wherein: the left end portion of horizontal fagging is fixed and is provided with first articulated seat, the upper end portion of first articulated seat articulates and is provided with the pole seat, install No. two pneumatic cylinders on the pole seat, install hydraulic telescoping rod in the pneumatic cylinder No. two, hydraulic telescoping rod's tip is provided with the link fork, the link fork articulates the middle part that sets up at the traction ring, the lower extreme of traction ring is fixed in first articulated movable slot, first articulated movable slot runs through the inside of seting up at the horizontal fagging, the upper end of traction ring is fixed in the articulated movable slot of second, the inside of leaning on right position at the lifting board is seted up to the articulated movable slot of second, the right-hand member portion of lifting board is installed on the horizontal fagging through the articulated seat of second.

As a preferable mode of the building foundation construction device of the present invention, wherein: the lifting plate is characterized in that a limiting sleeve is arranged on the upper end face of the lifting plate, a piling drill rod is placed in the limiting sleeve, a prefabricated connecting die is fixed at one end, far away from the drill bit, of the piling drill rod, and four groups of connectors acting on the annular connecting seat are symmetrically arranged in the prefabricated connecting die.

As a preferable mode of the building foundation construction device of the present invention, wherein: and the right side of the lifting plate is provided with an elastic clamping structure.

As a preferable mode of the building foundation construction device of the present invention, wherein: the outside of elasticity clamping structure includes shell body, motor cabinet, second servo motor, guide post, spring and pole spacing groove, the lateral surface of shell body is connected with the motor cabinet, the inside of motor cabinet is upwards installed second servo motor, the guide post is installed to the bottom symmetry of shell body, supply guide post male guide way to have seted up to the inside of horizontal fagging, the preferred quantity of guide post and guide way is 4-6 groups, the spring is installed near the position of guide post in the bottom of shell body, the preferred quantity of spring is 4-6 groups, the lower extreme of spring is fixed at the up end of horizontal fagging.

As a preferable mode of the building foundation construction device of the present invention, wherein: the inside of elasticity clamping structure includes external gear, annular draw-in groove, internal gear, shaft, bearing frame, rack bar, curved paster and gear reduction, annular draw-in groove has all been seted up to the up and down terminal surface of external gear, annular draw-in groove and the inside annular step of shell body agree with each other, the internal tooth department meshing of medial surface of external gear is provided with a plurality of groups internal gear, the quantity of internal gear is 4-8 groups preferably, the internal gear cup joints at the shaft, the up and down terminal of shaft is all fixed through the inner wall of bearing frame and shell body, a plurality of groups the lower half of internal gear is provided with the rack bar in the meshing respectively, a plurality of groups the rack bar is towards centre of a circle direction, the rack bar is located the inside of pole spacing groove, the regional welding of rack bar extension pole spacing groove has curved paster, curved paster effect is provided with gear reduction in the meshing of external tooth department of external gear department, gear cup joints on the output shaft of second servo motor.

As a preferable mode of the building foundation construction device of the present invention, wherein: the connector comprises an upper seat, a socket, a gasket, a rigid clamping piece, feet, a lower seat and a blocking groove, wherein the upper seat is fixed at the upper end face of a prefabricated connecting die, the socket is formed in the middle of the upper seat, the gasket is fixed on the socket, the rigid clamping piece is fixedly arranged at the lower end of the upper seat, the bottoms of the rigid clamping piece comprise two groups of feet, the lower seat is arranged below the rigid clamping piece and located inside the prefabricated connecting die, and the blocking groove is formed in the middle of the lower seat.

As a preferable mode of the building foundation construction device of the present invention, wherein: the annular connecting seat is arranged in the annular shock absorber, the annular shock absorber is fixed on the left end face of the bottom of the motor support, a rotating groove is formed in the annular shock absorber, a sliding block matched with the rotating groove is arranged on the periphery of the outer side of the annular connecting seat, four groups of mounting grooves are symmetrically and penetratingly formed in the edge position of the annular connecting seat, and a detachable plug is arranged in the mounting groove.

As a preferable mode of the building foundation construction device of the present invention, wherein: the detachable plug comprises a cylindrical part, an inner bearing, a bullet head, a clamping groove, an arc head and a rotating part, wherein the outer side of the cylindrical part is sleeved with the inner bearing, the inner bearing is connected with the mounting groove, the lower end of the cylindrical part is connected with the bullet head, clamping grooves for foot insertion are formed in the two sides of the bullet head, the arc head is arranged at the lower end of the bullet head, the arc head stretches into the blocking groove, and the upper end of the cylindrical part is connected with the rotating part.

As a preferable mode of the building foundation construction device of the present invention, wherein: every group all cup joint the sprocket on the rotation part, the quantity of sprocket is 4 groups to utilize outer chain to encircle sprocket a week, one of them group install the third servo motor on the rotation part.

As a preferable mode of the building foundation construction device of the present invention, wherein: the left side of the lower end of the lifting frame is connected with a locating frame, and the upper end of the locating frame is provided with a supporting part acting on a horizontal supporting plate.

As a preferable mode of the building foundation construction device of the present invention, wherein: the right side of the lifting frame is fixed with the upper end face of the device base through two groups of reinforcing rods.

As a preferable mode of the building foundation construction device of the present invention, wherein: the bottom of the first hydraulic cylinder passes through the lifting seat and is connected with the oil cylinder through an oil pipe, the oil cylinder is positioned on the upper end face of the device base, a gear pump is arranged on the oil cylinder, the gear pump is driven by a diesel engine, and the diesel engine is fixed on the upper end face of the device base.

As a preferable mode of the building foundation construction device of the present invention, wherein: the upper end face of the horizontal supporting plate is provided with a drill bit clamping groove for inserting a drill bit at the lower end of the piling drill rod.

As a preferable mode of the building foundation construction device of the present invention, wherein: when the lifting plate is turned to a vertical position, the limit sleeve just acts on the upper end face of the outer shell.

As a preferable mode of the building foundation construction device of the present invention, wherein: the design direction of the two groups of feet is tangential to the circle of the prefabricated connecting mould.

An operation method of a building foundation construction device comprises the following steps;

s1, discharging, namely starting a first servo motor to drive two groups of driving gears to rotate anticlockwise, so that the left end region of the horizontal supporting plate extends out of the limiting groove, the elastic clamping structure is positioned right below the annular connecting seat, the centers of the two parts are aligned, and then the piling drill rod is horizontally placed in the limiting sleeve of the lifting plate.

And S2, lifting, namely starting a second hydraulic cylinder, extending the hydraulic telescopic rod rightwards, pushing the traction ring to rotate around a hinge point at the lower end, and obliquely moving the second hydraulic cylinder and the hydraulic telescopic rod, so as to push the lifting plate to upwards overturn and lift, and slowly moving the piling drill rod from a horizontal position to a vertical position.

And S3, centering and clamping, namely in the process that a drill bit of the piling drill rod slides into a drill bit clamping groove, and then when the piling drill rod is turned over to a vertical position, the rod body of the piling drill rod is positioned in the elastic clamping structure, and the second servo motor is started, the reduction gear drives the external gear to rotate in the outer shell, so that a plurality of groups of internal gears are simultaneously driven to rotate, the internal gears respectively drive the rack rods to rapidly extend out of the rod limiting groove, the curved patches are contacted with the rod body, and the plurality of groups of curved patches synchronously perform centering and calibrating on the piling drill rod and clamp the piling drill rod.

S4, positioning, namely driving the annular connecting seat to rotate by a certain angle by utilizing the pile drilling motor, so that the positions of the four groups of detachable plugs and the connector are up and down corresponding.

S5, mounting, namely feeding oil into the first hydraulic cylinder, enabling the first hydraulic cylinder to move downwards through oil pressure, enabling the lifting seat to descend, enabling the annular connecting seat to be slowly contacted with a prefabricated connecting die at the top of the piling drill rod, enabling four groups of detachable plugs on the annular connecting seat to enter corresponding connectors in the contact process, namely enabling the cylindrical parts to penetrate through the sockets, expanding the rigid clamping pieces through the arc heads, enabling the two groups of clamping grooves to be respectively matched with the two groups of feet, and forming a connecting locking state.

S6, resetting, namely withdrawing the rack rod on the elastic clamping structure, enabling the lifting seat to drive the piling drill rod to lift, leaving the automatic lifter, and enabling the automatic lifter to return to the limiting groove.

And S7, when the pile driving drill rod needs to be disassembled, the third servo motor is started to drive one group of rotating parts to rotate 90 degrees, the other three groups of rotating parts are synchronously rotated 90 degrees through uniform transmission of an outer chain, the disassembling type plug is driven to rotate, the clamping groove is separated from the foot part, and the disassembling type plug and the connector can be pulled out to finish the disassembly.

The invention provides a building foundation construction device and an operation method thereof through improvement, and compared with the prior art, the device has the following remarkable improvements and advantages:

(1) The automatic lifting device is designed, the hydraulic cylinder II is started, the hydraulic telescopic rod stretches out rightwards, the traction ring is pushed to rotate around the hinge point of the lower end, the hydraulic cylinder II and the hydraulic telescopic rod move obliquely upwards, so that the lifting plate is pushed to upwards overturn and lift, a piling drill rod moves from a horizontal position to a vertical position slowly, a drill bit of the piling drill rod slides into a drill bit clamping groove, and then when the piling drill rod overturns to the vertical position quickly, the rod body of the piling drill rod is positioned in the elastic clamping structure, and therefore the purpose of automatic overturning and lifting is achieved, and time and labor are saved.

(2) The elastic clamping structure is designed, the reduction gear drives the external gear to rotate in the outer shell through starting the second servo motor, so that a plurality of groups of internal gears are driven to rotate simultaneously, the internal gears respectively drive the rack bars to rapidly extend out of the bar limiting grooves, the curved patches are contacted with the bar body, the plurality of groups of curved patches synchronously move centripetally, centering and calibrating are carried out on piling drill bars on one side, the annular connecting base of the drill bars is ensured to be under, and clamping is carried out on the drill bars on the other side, so that the inclination of the piling drill bars is prevented.

(3) Design connector and dismantlement formula plug, advance oil in to pneumatic cylinder No. one, make pneumatic cylinder No. one downward movement through the oil pressure, and make the lifting seat descend, let the prefabricated connection mould at annular connecting seat and pile drilling rod top slowly contact, in the in-process of contact, four groups dismantlement formula plugs on the annular connecting seat enter into corresponding connector, the cylindricality portion passes the socket promptly, utilize the circular arc head to strut rigid clamping piece, let two sets of double-layered groove agree with mutually with two sets of feet respectively, form and connect the locking state, reach the purpose of quick installation, compare in threaded connection, difficult damage, and improve work efficiency.

(4) When needs dismantle the pile drilling rod, through starting third servo motor, drive a set of rotation portion and rotate 90 degrees to make other three synchronous rotation degrees of rotation portion through outer chain unified transmission, drive dismantlement formula plug rotation degree, make double-layered groove and foot separation, can pull out dismantlement formula plug and connector, reach automatic quick purpose of dismantling, reduce the dismantlement degree of difficulty.

Drawings

FIG. 1 is a schematic view of the overall construction of a construction apparatus for building foundation and a method of operating the same according to the present invention;

FIG. 2 is a schematic view of a lifting frame in one direction;

FIG. 3 is a schematic view of the structure of the upper end surface of the base of the device of the present invention;

FIG. 4 is a schematic view showing the external structure of the automatic lifting device of the present invention;

FIG. 5 is a schematic side view of an automatic lifter according to the present invention;

FIG. 6 is an enlarged view of a portion of the traction ring of the present invention;

FIG. 7 is a schematic view of the bottom structure of the elastic clamping structure of the present invention;

FIG. 8 is a schematic view of the internal structure of the elastic clamping structure of the present invention;

FIG. 9 is a schematic view showing a specific structure of the connector of the present invention;

FIG. 10 is a schematic view of the bottom structure of the annular connecting seat of the present invention;

FIG. 11 is a schematic view showing a specific structure of a detachable plug according to the present invention;

fig. 12 is a schematic diagram of a transmission structure of a detachable plug according to a second embodiment of the invention.

In the figure: 1. a device base; 2. a side support; 3. a track; 4. a lifting frame; 5. a track; 6. a lifting seat; 7. an elastic clamping structure; 71. an external gear; 72. an annular clamping groove; 73. an internal gear; 74. a wheel axle; 75. a bearing seat; 76. a rack bar; 77. a curved patch; 78. a reduction gear; 8. a connector; 81. an upper seat; 82. a socket; 83. a gasket; 84. a rigid clip; 85. a foot; 86. a lower seat; 87. a blocking groove; 9. disassembling the plug; 91. a columnar portion; 92. an inner bearing; 93. a bullet head; 94. a clamping groove; 95. a circular arc head; 96. a rotating part; 10. a slide rail; 11. a first hydraulic cylinder; 12. a hydraulic rod; 13. a motor bracket; 14. a pile drilling motor; 15. an annular connecting seat; 16. an annular shock absorption frame; 17. a mounting groove; 18. a slide block; 19. a limit groove; 20. an automatic lifter; 21. a horizontal bracing plate; 22. a double-layer rack part; 23. a first servo motor; 24. a drive gear; 25. a first hinge base; 26. a rod seat; 27. a second hydraulic cylinder; 28. a hydraulic telescopic rod; 29. a connecting fork; 30. a first hinge movable groove; 31. a lifting plate; 32. a second hinge movable groove; 33. the second hinge seat; 34. a limit sleeve; 35. a traction ring; 40. an outer housing; 41. a motor base; 42. a second servo motor; 43. a guide post; 44. a spring; 45. a rod limit groove; 46. a drill clamping groove; 47. a guide groove; 50. a positioning frame; 51. a support part; 52. a reinforcing rod; 53. an oil pipe; 54. an oil cylinder; 55. a gear pump; 56. a diesel engine; 59. prefabricating a connecting mould; 60. piling a drill rod; 61. a sprocket; 62. an outer chain; 63. and a third servo motor.

Detailed Description

The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

As shown in fig. 1-11, this embodiment provides a building foundation construction device, including device base 1, the bilateral symmetry of device base 1 is provided with side support 2, and crawler belt 3 is installed to the lower extreme of side support 2, and two sets of crawler belts 3 drive device base 1 through air source power and remove, and the left end of device base 1 is vertical to be provided with lifting frame 4, and lifting frame 4 right side is fixed through the up end of two sets of stiffener 52 and device base 1, plays the effect of connection reinforcement.

Further, the rails 5 are symmetrically arranged on the inner side surface of the lifting frame 4, the lifting seat 6 is movably arranged between the two groups of rails 5, the sliding rails 10 are arranged on two sides of the lifting seat 6, and the sliding rails 10 are matched with each other when extending into the rails 5, so that the purpose of limiting movement is achieved, as shown in fig. 3.

In this embodiment, a first hydraulic cylinder 11 extends upward from the middle position of the lifting seat 6, a hydraulic rod 12 extends upward from the first hydraulic cylinder 11, and the upper end of the hydraulic rod 12 is fixed to the top inner side of the lifting frame 4, as shown in fig. 1.

The bottom of the first hydraulic cylinder 11 passes through the lifting seat 6 through the oil pipe 53 to be connected with the oil cylinder 54, the oil cylinder 54 is located on the upper end surface of the device base 1, a gear pump 55 is arranged on the oil cylinder 54, the gear pump 55 is used for controlling the flow of hydraulic oil in the oil cylinder 54, the gear pump 55 is driven by a diesel engine 56, and the diesel engine 56 is fixed on the upper end surface of the device base 1, as shown in fig. 3.

Further, a limiting groove 19 is formed in the device base 1 in a penetrating mode leftwards, and an automatic lifter 20 is movably arranged in the limiting groove 19, as shown in fig. 2.

Specifically, the automatic lifter 20 includes a horizontal stay 21.

In this embodiment, the shape of the right position of the limiting groove 19 is matched with the horizontal supporting plate 21 (the space of the left position of the limiting groove 19 is larger for accommodating the automatic lifter 20), so as to play a role in limiting movement, a double-layer rack portion 22 is arranged on the side surface of the horizontal supporting plate 21, the double-layer rack portion 22 is meshed with two groups of driving gears 24, the two groups of driving gears 24 are sleeved on the output shaft of the first servo motor 23, and the first servo motor 23 is installed at a position within the notch of the limiting groove 19, as shown in fig. 4.

In this embodiment, a first hinge seat 25 is fixedly disposed at the left end of the horizontal supporting plate 21, a rod seat 26 is hinged to the upper end of the first hinge seat 25, a second hydraulic cylinder 27 is mounted on the rod seat 26, a hydraulic telescopic rod 28 is mounted in the second hydraulic cylinder 27, a connecting fork 29 is disposed at the end of the hydraulic telescopic rod 28, the connecting fork 29 is hinged to the middle of a traction ring 35, the lower end of the traction ring 35 is fixed in a first hinge movable groove 30, the first hinge movable groove 30 penetrates through and is disposed in the horizontal supporting plate 21, the upper end of the traction ring 35 is fixed in a second hinge movable groove 32, the traction ring 35 stretches into the second hinge movable groove 32 during movement and is disposed in the right position of the lifting plate 31 (the position of the second hinge movable groove 32 needs to be controlled, hydraulic thrust is ensured to be sufficient to overcome moment to realize lifting of the lifting plate 31), and the right end of the lifting plate 31 is mounted on the horizontal supporting plate 21 through the second hinge seat 33, as shown in fig. 4-6.

In this embodiment, the elastic clamping structure 7 is mounted on the horizontal stay 21 and located on the right side of the lifting plate 31, as shown in fig. 4.

Specifically, the outer side of the elastic clamping structure 7 includes an outer housing 40, a motor base 41, a second servo motor 42, a guide post 43, a spring 44, and a lever limiting groove 45, as shown in fig. 7.

In this embodiment, the outer side surface of the outer casing 40 is connected with a motor base 41, and a second servo motor 42 is installed in the motor base 41 upwards.

In this embodiment, the bottom of the outer casing 40 is symmetrically provided with the guide posts 43, the inside of the horizontal supporting plate 21 is provided with the guide slots 47 for inserting the guide posts 43, the guide posts 43 move vertically to play a role of limiting and guiding, the bottom of the outer casing 40 is provided with the springs 44 near the positions of the guide posts 43, the lower ends of the springs 44 are fixed on the upper end surface of the horizontal supporting plate 21, the springs 44 enable the outer casing 40 to have elasticity, so that the piling drill rod 60 can form pressing acting force on the outer casing 40, the piling drill rod can be attached and slid, and the drill bit of the piling drill rod 60 can slide downwards conveniently.

Further, the inside of the elastic clamping structure 7 includes an external gear 71, an annular clamping groove 72, an internal gear 73, a wheel shaft 74, a bearing seat 75, a rack bar 76, a curved patch 77, and a reduction gear 78, as shown in fig. 8.

In this embodiment, annular clamping grooves 72 are formed in the upper end face and the lower end face of the external gear 71, the annular clamping grooves 72 are matched with annular steps in the outer shell 40, the annular clamping grooves 72 and the annular steps move relatively to play a role in limiting rotation, a plurality of groups of internal gears 73 are meshed with the internal teeth of the inner side face of the external gear 71, the internal gears 73 are sleeved on wheel shafts 74, and the upper end and the lower end of the wheel shafts 74 are fixed to the inner wall of the outer shell 40 through bearing seats 75 to play a role in connection and fixation.

In this embodiment, the lower half parts of the plurality of groups of internal gears 73 are respectively engaged with and provided with a rack bar 76, the plurality of groups of rack bars 76 face the direction of the circle center, the rack bars 76 are positioned inside the bar limiting grooves 45, the area of the rack bars 76 extending out of the bar limiting grooves 45 is welded with a curved patch 77, the curved patch 77 acts on the position of the piling drill rod 60 close to the bottom, the external teeth of the external gears 71 are engaged with and provided with a reduction gear 78, the reduction gear 78 is sleeved on the output shaft of the second servo motor 42, and the reduction gear 78 is positioned inside the motor cabinet 41.

Further, the upper end face of the lifting plate 31 is provided with the stop collar 34, the stop collar 34 is in a semi-wrapped state, the length of the stop collar 34 is not less than one half of that of the pile driving drill rod 60, the effect of limiting and storing is guaranteed, the lifting plate 31 and the stop collar 34 are made of light materials, the pile driving drill rod 60 is placed in the stop collar 34, one end, far away from a drill bit, of the pile driving drill rod 60 is fixed with the prefabricated connecting die 59, the prefabricated connecting die 59 is a prefabricated product and is matched with the size of the annular connecting seat 15, the model of the pile driving drill rod 60 is not considered, and four groups of connectors 8 acting on the annular connecting seat 15 are symmetrically arranged in the prefabricated connecting die 59, as shown in fig. 2 and 4.

Specifically, the connector 8 includes an upper seat 81, a socket 82, a washer 83, a rigid clip 84, a foot 85, a lower seat 86, and a catch 87, as shown in fig. 9.

In this embodiment, the upper seat 81 is fixed on the upper end surface of the prefabricated connecting mold 59, the socket 82 is provided in the middle position inside the upper seat 81, the socket 82 is matched with the cylindrical portion 91 in size, the gasket 83 is fixed on the socket 82, and the gasket 83 plays a role in tight connection.

In this embodiment, the lower extreme of upper seat 81 is fixed and is provided with rigidity clamping piece 84, the bottom of rigidity clamping piece 84 includes two sets of foot 85, the design direction of two sets of foot 85 is tangent with the circular of prefabricated connecting die 59, ensure when prefabricated connecting die 59 rotates with annular connecting seat 15 jointly, interaction force direction is perpendicular with the face of holding groove 94, avoid rigidity clamping piece 84 to take place not hard up the condition, the below of rigidity clamping piece 84 is provided with lower seat 86 and be located the inside of prefabricated connecting die 59, the fender groove 87 has been seted up at the middle part of lower seat 86, fender groove 87 plays and blocks spacing pivoted effect.

Further, a motor bracket 13 is riveted on the left side surface of the lifting seat 6, a pile drilling motor 14 is vertically and fixedly arranged in the motor bracket 13, and an annular connecting seat 15 is welded at the lower end of a rotating shaft of the pile drilling motor 14, as shown in fig. 1 and 2.

Specifically, the annular connecting seat 15 is located inside the annular shock absorber 16, the annular shock absorber 16 is fixed on the left end face of the bottom of the motor bracket 13, a rotating groove is formed in the annular shock absorber 16, a sliding block 18 which is matched with the rotating groove is arranged on the periphery of the outer side of the annular connecting seat 15, the annular connecting seat 15 rotates around the rotating groove, and four groups of mounting grooves 17 are symmetrically arranged on the edge of the annular connecting seat 15 and penetrate through the annular connecting seat, as shown in fig. 10.

Wherein a detachable plug 9 is mounted in the mounting groove 17 as shown in fig. 10.

Specifically, the detachable plug 9 includes a cylindrical portion 91, an inner bearing 92, a warhead portion 93, a clip groove 94, a circular arc head 95, and a rotating portion 96, as shown in fig. 11.

In this embodiment, the outer side of the cylindrical portion 91 is sleeved with an inner bearing 92, the inner bearing 92 is connected with the mounting groove 17, the lower end of the cylindrical portion 91 is connected with a warhead portion 93, clamping grooves 94 for inserting the foot 85 are formed in two sides of the warhead portion 93 (the initial positions of the clamping grooves 94 are exactly unified with the direction of the foot 85), the lower end of the warhead portion 93 is provided with an arc head 95, the arc head 95 extends into the blocking groove 87, and the upper end of the cylindrical portion 91 is connected with a rotating portion 96.

Further, a positioning frame 50 is connected to the left side of the lower end of the lifting frame 4, and a supporting portion 51 acting on the horizontal supporting plate 21 is provided at the upper end of the positioning frame 50 to perform a supporting and limiting function, as shown in fig. 2.

Further, the upper end surface of the horizontal stay 21 is provided with a drill clamping groove 46 for inserting a drill at the lower end of the piling drill rod 60, which plays a role of storage limit, as shown in fig. 5.

Further, when the lifting plate 31 is turned to the vertical position, the stop collar 34 just acts on the upper end surface of the outer casing 40, and the lifting plate 31 is prevented from being turned excessively.

In this embodiment, when in use, the first servo motor 23 is started to drive the two sets of driving gears 24 to rotate anticlockwise, so that the left end region of the horizontal supporting plate 21 extends out of the limit groove 19, the elastic clamping structure 7 is positioned right below the annular connecting seat 15, the two elastic clamping structures are aligned with each other, then the piling drill rod 60 is horizontally placed in the limit sleeve 34 of the lifting plate 31 (the position of the drill bit of the piling drill rod 60 is close to the elastic clamping structure 7), then the second hydraulic cylinder 27 is started, the hydraulic telescopic rod 28 extends rightward, the traction ring 35 is pushed to rotate around the hinge point of the lower end, the second hydraulic cylinder 27 and the hydraulic telescopic rod 28 move obliquely upwards, thereby pushing the lifting plate 31 to turn upwards and lift, so that the piling drill rod 60 moves slowly from the horizontal position to the vertical position, during the process, the drill bit of the piling drill rod 60 slides into the drill bit clamping groove 46, then when the pile driving drill rod 60 turns over fast to the vertical position, the rod body position of the pile driving drill rod 60 is positioned in the elastic clamping structure 7, the reduction gear 78 drives the external gear 71 to rotate in the outer shell 40 by starting the second servo motor 42, so as to drive the internal gears 73 of a plurality of groups simultaneously, the internal gears 73 respectively drive the rack rods 76 to rapidly extend out of the rod limiting grooves 45, the curved patches 77 are contacted with the rod body, the curved patches 77 of a plurality of groups synchronously perform centripetal movement to center and calibrate the pile driving drill rod 60 and clamp the pile driving drill rod 60, the pile driving drill rod 60 is prevented from tilting, oil is fed into the first hydraulic cylinder 11 at this time, the first hydraulic cylinder 11 is moved downwards by oil pressure, the lifting seat 6 is lowered, the annular connecting seat 15 and the prefabricated connecting mold 59 at the top of the pile driving drill rod 60 are slowly contacted (before contact, the pile driving motor 14 is required to drive the annular connecting seat 15 to rotate a certain angle), thus, the positions of the four groups of detachable plugs 9 and the positions of the connectors 8 are corresponding), in the process of contact, the four groups of detachable plugs 9 on the annular connecting seat 15 enter the corresponding connectors 8, namely the cylindrical parts 91 penetrate through the sockets 82, the rigid clamping pieces 84 are opened by the circular arc heads 95, the two groups of clamping grooves 94 are respectively matched with the two groups of feet 85 to form a connecting and locking state, the purpose of automatically installing the piling drilling rod 60 is achieved, then the rack bar 76 on the elastic clamping structure 7 is retracted, the lifting seat 6 drives the piling drilling rod 60 to lift, the automatic lifter 20 is separated from the automatic lifter 20, the automatic lifter 20 can return to the limiting grooves 19, and when the piling drilling rod 60 needs to be dismounted, the detachable plug 9 is driven to rotate by 90 degrees by screwing the rotating parts 96, so that the clamping grooves 94 are separated from the feet 85, the detachable plug 9 is separated from the connectors 8, and the dismounting is completed.

Example two

On the basis of the first embodiment, because the annular connecting seat 15 is located at a higher position, the manual rotation disassembly type plug 9 is manually rotated to disassemble, the difficulty is higher, and the four groups of plugs are disassembled in sequence, so that time and labor are wasted, the rotation is easy because of small torsion and slipping, and in order to solve the problems, the design is as follows, as shown in fig. 12.

Each set of rotating parts 96 is sleeved with a chain wheel 61, and the outer chain 62 surrounds the chain wheel 61 for one circle, wherein a third servo motor 63 is arranged on one set of rotating parts 96.

When the detachable rotary part is used, the third servo motor 63 is started to drive one group of rotary parts 96 to rotate 90 degrees, and the other three groups of rotary parts 96 are synchronously rotated 90 degrees through unified transmission of the outer chain 62, so that the detachable rotary part can be quickly detached.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a building foundation construction device, includes device base (1), its characterized in that: the device comprises a device base (1), wherein side supports (2) are symmetrically arranged on two sides of the device base (1), a crawler belt (3) is arranged at the lower end of the side supports (2), a lifting frame (4) is vertically arranged at the left end of the device base (1), rails (5) are symmetrically arranged on the inner side surfaces of the lifting frame (4), lifting seats (6) are movably arranged between the two groups of rails (5), sliding rails (10) are arranged on two sides of the lifting seats (6), and the sliding rails (10) extend into the rails (5) to be matched with each other;

the lifting device is characterized in that a first hydraulic cylinder (11) is arranged in the middle of the inside of the lifting seat (6) in an upward extending mode, a hydraulic rod (12) is arranged in the first hydraulic cylinder (11) in an upward extending mode, the upper end of the hydraulic rod (12) is fixed with the inner side face of the top of the lifting frame (4), a motor support (13) is riveted on the left side face of the lifting seat (6), a pile drilling motor (14) is vertically and fixedly arranged in the motor support (13), and an annular connecting seat (15) is welded at the lower end of a rotating shaft of the pile drilling motor (14);

the device is characterized in that a limiting groove (19) is formed in the device base (1) in a penetrating mode leftwards, an automatic lifter (20) is movably arranged in the limiting groove (19), and the automatic lifter (20) comprises an elastic clamping structure (7).

2. A construction device for building foundation according to claim 1, wherein: the automatic lifter (20) comprises a horizontal supporting plate (21), the limiting groove (19) is matched with the horizontal supporting plate (21) by the shape of the right position, a double-layer rack part (22) is arranged on the side face of the horizontal supporting plate (21), the double-layer rack part (22) is meshed with two groups of driving gears (24), the two groups of driving gears (24) are sleeved on an output shaft of a first servo motor (23), and the first servo motor (23) is arranged at the position within a notch of the limiting groove (19).

3. A construction device for building foundation according to claim 2, wherein: the left end portion of horizontal fagging (21) is fixed and is provided with first articulated seat (25), the upper end portion of first articulated seat (25) articulates and is provided with pole seat (26), install No. two pneumatic cylinders (27) on pole seat (26), install hydraulic telescoping rod (28) in No. two pneumatic cylinders (27), the tip of hydraulic telescoping rod (28) is provided with link fork (29), link fork (29) articulates the middle part that sets up in traction ring (35), the lower extreme of traction ring (35) is fixed in first articulated movable groove (30), the inside at horizontal fagging (21) is run through to first articulated movable groove (30), the upper end of traction ring (35) is fixed in second articulated movable groove (32), the inside that is close to right position in lifting plate (31) is seted up to second articulated movable groove (32), the right end portion of lifting plate (31) is installed on horizontal fagging (21) through second articulated seat (33).

4. A construction device for building foundation according to claim 3, wherein: the utility model discloses a pile drilling rod, including lifting board (31), including casing (40), motor cabinet (41), second servo motor (42), guide post (43), spring (44) and pole spacing groove (45) have been placed in the up end of lifting board (31), pile drilling rod (60) are kept away from the one end of drill bit and are fixed with prefabricated connection mould (59), four sets of connectors (8) that act on annular connecting seat (15) are installed to the inside symmetry of prefabricated connection mould (59), elastic clamping structure (7) are installed on and are located the right side of lifting board (31) on horizontal fagging (21), the outside of elastic clamping structure (7) includes casing (40), motor cabinet (41), second servo motor (42), guide post (43) are installed to the bottom symmetry of casing (40), guide post (43) are installed to the inside of horizontal fagging (21), the bottom of casing (40) is close to the end of spring (44) on the horizontal fagging (44).

5. The building foundation construction device according to claim 4, wherein: the inside of the elastic clamping structure (7) comprises an external gear (71), an annular clamping groove (72), an internal gear (73), an axle (74), a bearing seat (75), a rack rod (76), a curved patch (77) and a reduction gear (78), wherein the annular clamping groove (72) is formed in the upper end face and the lower end face of the external gear (71), the annular clamping groove (72) is matched with an annular step in the outer shell (40), a plurality of groups of internal gears (73) are meshed at the inner teeth of the inner side face of the external gear (71), the internal gears (73) are sleeved on the axle (74), the upper end and the lower end of the axle (74) are fixed through the bearing seat (75) and the inner wall of the outer shell (40), the lower half parts of the internal gears (73) are respectively meshed with the rack rod (76), the rack rods (76) are arranged in a plurality of groups towards the circle center direction, the rack rod (76) is positioned in the rod limiting groove (45), the curved patch (77) is welded in the area of the extending out of the rod limiting groove (45), the curved patch (77) is meshed with the external gear (71) at the position close to the bottom of the external gear (60), the reduction gear (78) is sleeved on the output shaft of the second servo motor (42).

6. The building foundation construction device according to claim 5, wherein: connector (8) are including seat (81), socket (82), packing ring (83), rigidity clamping piece (84), foot (85), lower seat (86) and keep off groove (87), the up end department at prefabricated connection mould (59) is fixed to seat (81), socket (82) have been seted up to the inside intermediate position of seat (81), be fixed with packing ring (83) on socket (82), the fixed rigidity clamping piece (84) that is provided with of lower extreme of seat (81), the bottom of rigidity clamping piece (84) includes two sets of foot (85), the below of rigidity clamping piece (84) and the inside that is located prefabricated connection mould (59) are provided with lower seat (86), keep off groove (87) have been seted up at the middle part of lower seat (86).

7. The building foundation construction device according to claim 6, wherein: the annular connecting seat (15) is located the inside of annular shock absorber (16), the bottom left end face at motor support (13) is fixed to annular shock absorber (16), be provided with the change-over groove in annular shock absorber (16), the outside a week of annular connecting seat (15) is provided with slider (18) that agree with the change-over groove mutually, four sets of mounting grooves (17) have been seted up to the border symmetry of annular connecting seat (15) and run through, install dismantlement formula plug (9) in mounting groove (17).

8. The building foundation construction device according to claim 7, wherein: the detachable plug (9) comprises a cylindrical portion (91), an inner bearing (92), a bullet head portion (93), a clamping groove (94), an arc head (95) and a rotating portion (96), wherein the outer side of the cylindrical portion (91) is sleeved with the inner bearing (92), the inner bearing (92) is connected with an installation groove (17), the lower end of the cylindrical portion (91) is connected with the bullet head portion (93), the two sides of the bullet head portion (93) are provided with clamping grooves (94) for the foot portion (85) to be inserted, the lower end of the bullet head portion (93) is provided with the arc head (95), the arc head (95) stretches into the blocking groove (87), and the upper end of the cylindrical portion (91) is connected with the rotating portion (96).

9. The building foundation construction device according to claim 8, wherein: each group of rotating parts (96) is sleeved with a chain wheel (61), and an outer chain (62) is utilized to surround the chain wheel (61) for a circle, wherein a group of rotating parts (96) are provided with a third servo motor (63).

10. A method of operating a construction equipment for building foundations according to any one of the preceding claims 1-9, comprising the steps of;

s1, discharging, namely firstly starting a first servo motor (23) to drive two groups of driving gears (24) to rotate anticlockwise, so that the left end region of a horizontal supporting plate (21) extends out of a limit groove (19), an elastic clamping structure (7) is positioned right below an annular connecting seat (15), centers of the two parts are aligned, and then a piling drill rod (60) is horizontally placed in a limit sleeve (34) of a lifting plate (31);

and S2, lifting, namely starting a second hydraulic cylinder (27), extending a hydraulic telescopic rod (28) rightward, pushing a traction ring (35) to rotate around a hinge point at the lower end, and obliquely moving the second hydraulic cylinder (27) and the hydraulic telescopic rod (28), so as to push a lifting plate (31) to upwards overturn and lift, and slowly moving a piling drill rod (60) from a horizontal position to a vertical position.

S3, centering and clamping, namely in the process of passing, a drill bit of a piling drill rod (60) slides into a drill bit clamping groove (46), then when the piling drill rod is turned over to a vertical position, the rod body of the piling drill rod (60) is positioned in an elastic clamping structure (7), a reduction gear (78) drives an external gear (71) to rotate in an outer shell (40) by starting a second servo motor (42), so that a plurality of groups of internal gears (73) are driven to rotate simultaneously, the internal gears (73) respectively drive rack rods (76) to rapidly extend out of a rod limiting groove (45), the curved patches (77) are used for contacting the rod body, and the groups of curved patches (77) synchronously and centripetally move to center and calibrate the piling drill rod (60) and clamp;

s4, positioning, namely driving the annular connecting seat (15) to rotate by a certain angle by utilizing the pile drilling motor (14), so that the positions of the four groups of detachable plugs (9) and the connectors (8) are up and down corresponding;

s5, oil is fed into the first hydraulic cylinder (11), the first hydraulic cylinder (11) moves downwards through oil pressure, the lifting seat (6) descends, the annular connecting seat (15) is slowly contacted with the prefabricated connecting die (59) at the top of the piling drill rod (60), in the contact process, four groups of detachable plugs (9) on the annular connecting seat (15) enter the corresponding connectors (8), namely, the cylindrical parts (91) penetrate through the sockets (82), the circular arc heads (95) are utilized to prop up the rigid clamping pieces (84), and the two groups of clamping grooves (94) are respectively matched with the two groups of feet (85) to form a connection locking state;

s6, resetting, namely withdrawing a rack rod (76) on the elastic clamping structure (7), and enabling the lifting seat (6) to drive the piling drill rod (60) to ascend, leaving the automatic lifter (20), and enabling the automatic lifter (20) to return to the limiting groove (19);

s7, when the pile driving drill rod (60) needs to be disassembled, the third servo motor (63) is started to drive one group of rotating parts (96) to rotate 90 degrees, the other three groups of rotating parts (96) are synchronously rotated 90 degrees through uniform transmission of the outer chain (62), the disassembling plug (9) is driven to rotate (90 degrees), the clamping groove (94) is separated from the foot part (85), and the disassembling plug (9) and the connector (8) can be pulled out to finish the disassembly.