CN103806835B - Portable controlled vertical rig - Google Patents

Abstract

The present invention relates to a kind of portable controlled vertical rig, comprise drill bit, drilling rod, force-transmitting block, transiting rod, unit head, unit head balladeur train, slide plate chair, wire rope, hand winch, trolley rack, column support; Unit head is made up of revolving support, travelling gear and light-duty monophase machine reductor, and power source exports through slowing down and revolving support, the revolution of Direct driver drill bit and lift drill bit; Trolley rack is fixed with column support, and trolley rack rear end is fixed with the hand winch supporting seat arranging hand winch, trolley rack is provided with castor and universal caster wheel; Unit head balladeur train can move up and down and be equiped with hanger on column support, and wire rope is connected with hand winch by pulley guiding; The centre of drilling rod and upper and lower two ends arrange the force-transmitting block of transmitting torque, and the upper and lower end of drilling rod is connected with drill bit, transiting rod respectively.The present invention is simple and reasonable for structure, mobile easy to use, can reach laborsaving stable drilling effect, improves efficiency and the quality of pile foundation construction.

Description

Portable Controllable Vertical Drilling Rig

technical field

The invention belongs to engineering drilling rigs, in particular to a portable controllable vertical drilling rig.

Background technique

Pile foundation construction is increasingly popularized in rural 4-8-story small high-rise buildings, and the construction volume of pile holes around φ300mm*3m is increasing. Currently on the market, the vertical drilling rigs used for the construction of cast-in-situ piles for small high-rise piles in rural areas have a drilling depth of no more than 2 meters, and are bulky, heavy, and inconvenient for mobile transportation. The frictional force and the gravity of the machine make it difficult for one person to pull out the drill bit of the machine. At the same time, when the ground is first drilled, the vertical drilling speed is accelerated due to the downward pressure on the drill bit due to the machine's own weight, and the machine cannot be controlled.

Contents of the invention

The purpose of the present invention is to provide a portable controllable vertical drilling rig, which aims to solve the problem of large drilling volume, heavy, inconvenient mobile and transportation operation of vertical drilling rigs currently on the market for the construction of small high-rise cast-in-place pile foundations in rural areas, and the difficulty of drilling rig drill bits. Uncontrollable issues with pull out and vertical drilling speed. The portable controllable vertical drilling rig has a simple structure and a reasonable design, and can achieve labor-saving and stable drilling effects. It is suitable for building piling and agricultural construction, especially for small and high-rise cast-in-situ pile foundation construction in rural areas.

To achieve the above object, the technical scheme adopted in the present invention is as follows:

Portable controllable vertical drilling rig, its special feature is that it includes drill bit, drill pipe, force transmission block, transition rod, power head, power head carriage, skateboard seat, wire rope, hand winch, cart frame, column support; The power head is composed of a slewing support, a transmission gear and a light-duty single-phase motor reducer. The transmission gear is arranged on the output shaft of the light-duty single-phase motor reducer. The ring is fixed on the power head carriage through bolts; the outer ring of the slewing support is fixedly connected with the upper end of the transition rod through bolts; the front end of the cart frame is fixed with a column bracket, and the rear end of the cart frame is fixed with a hand winch Support base, hand winch is set on the support base of hand winch, casters are set in front of the bottom of the trolley frame, and universal casters are set in the rear of the bottom; A slide plate seat that can move up and down is provided, and the slide plate seat is connected with the carriage of the power head through bolts, and the carriage of the power head is equipped with lifting lugs fixedly connected with the steel wire rope, and the steel wire rope is connected to the hand winch through the pulley guide; the drill rod The middle and upper and lower ends are provided with force transmission blocks for transmitting torque, the lower end of the drill rod is connected with the drill bit, and the upper end of the drill rod is connected with the lower end of the transition rod.

Further, the upright bracket is a double-layer bracket that can be folded down. The upright bracket includes a lower upright bracket that is fixedly installed on the trolley frame and an upper upright bracket that is hinged with the lower upright bracket and can be folded down. A jack is obliquely arranged between the column support and the cart frame, and the top and bottom of the jack are respectively hinged on the lower end of the upper column support and above the cart frame.

Further, the lower end of the upper column bracket is provided with a jack head mounting seat, the jack head is provided with a jack head connecting ear, and the jack head is hinged with the jack head mounting seat through the jack head connecting ear, and the upper part of the cart frame The bottom mounting seat of the jack is provided, the bottom of the jack is provided with connecting ears at the bottom of the jack, and the bottom of the jack is hinged with the bottom mounting seat of the jack through the connecting ears at the bottom of the jack.

Further, a nylon backing plate is provided between the slider seat and the power head carriage to enable the power head carriage to move in the vertical direction with low friction.

Further, a power transmission block is installed between the drill bit and the drill pipe and connected by bolts, a force transmission block is installed between the drill pipe and the transition rod and connected by bolts, and the upper half and the lower half of the drill pipe 2 The force transmission block is installed and connected by bolts.

Further, the front and rear ends of the trolley frame are provided with an adjustment mechanism that can keep the casters and swivel casters off the ground and keep the working surface level when the drilling rig is working. The adjustment mechanism includes an adjustment screw, fixed on the bottom of the trolley frame The fixed nut and the lock nut used to fix the position of the adjusting screw rod are connected by threads to the adjusting screw rod and the fixing nut.

The portable controllable vertical drilling rig provided by the present invention can solve the problem that the vertical drilling rigs currently on the market for the construction of small high-rise cast-in-situ piles in rural areas have large drilling volume, heavy weight, inconvenient mobile transportation and operation, and the drill bit is difficult to pull out and vertical drilling. The speed cannot be controlled. The portable controllable vertical drilling rig has a simple and reasonable structure, is easy to move and use, and can achieve labor-saving and stable drilling effects. The mechanical construction of φ300mm holes exceeding 3m hole depth can improve the efficiency and quality of pile foundation construction, and can effectively control the verticality.

Description of drawings

Fig. 1 is the structural representation of the portable controllable vertical drilling machine of the embodiment of the present invention;

Fig. 2 is the side view of Fig. 1;

Fig. 3 is the top view of Fig. 1;

Among them, 1-drill bit, 2-drill pipe, 3-power transmission block, 4-transition rod, 5-power head carriage, 6-skateboard seat, 7-wire rope, 8-hand winch, 9-cart frame, 10-Slewing support, 11-Transmission gear, 12-Light single-phase motor reducer, 13-Hand winch support seat, 14-Caster, 15-Universal caster, 16-Nylon backing plate, 17-Lifting eye, 18- Lower column bracket, 19-upper column bracket, 20-jack, 21-jack head mounting seat, 22-jack head connecting ear, 23-jack bottom mounting seat, 24-jack bottom connecting ear, 25-lock nut, 26-adjusting screw rod, 27-fixed nut, 28-hinged shaft, 29-large pulley seat, 30-large pulley, 31-small pulley seat, 32-small pulley, 33-guide pulley seat, 34-guide pulley.

detailed description

In order to make the object, technical solution and advantages of the present invention more clear, the present invention will be further described in detail below in conjunction with the examples. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.

Fig. 1 shows the structure of the portable controllable vertical drilling machine provided by the present invention. For ease of illustration, only the parts relevant to the present invention are shown.

The portable controllable vertical drilling machine of the present invention includes a drill bit 1, a drill pipe 2, a force transmission block 3, a transition rod 4, a power head, a power head carriage 5, a skateboard seat 6, a steel wire rope 7, a hand winch 8, and a cart frame 9. Column bracket; the power head is composed of a slewing support 10, a transmission gear 11 and a light single-phase motor reducer 12, the transmission gear 11 is arranged on the output shaft of the light single-phase motor reducer 12, and the transmission gear 11 is connected to the slewing support 10. The tooth-shaped part of the ring is engaged, and the inner ring of the slewing support 10 is fixed on the power head carriage 5 through bolts; the outer ring of the slewing support 10 is fixedly connected with the upper end of the transition rod 4 through bolts; the front end of the trolley frame 9 is fixed with a column bracket, The rear end of the cart frame 9 is fixed with a hand winch support seat 13, a hand winch 8 is set on the hand winch support seat 13, a caster 14 is provided at the bottom front of the cart frame 9, and a universal caster 15 is provided at the bottom rear The power head slide frame 5 can move up and down and be arranged on the column support, the slide plate seat 6 that can move up and down is set on the column support, the slide plate seat 6 is connected with the power head slide frame 5 by bolts, and the power head slide frame 5 is equipped with wire ropes. 7 The lifting lug 17 fixedly connected, the wire rope 7 is connected to the hand winch 8 through a pulley guide; the middle of the drill pipe 2 and the upper and lower ends are provided with a force transmission block 3 for transmitting torque, and the lower end of the drill pipe 2 is connected with the drill bit 1, and the drill The upper end of the rod 2 is connected with the lower end of the transition rod 4 .

As an optimized solution of the embodiment of the present invention, the column support is a double-layer support that can be folded down. The column support includes a lower column support 18 fixedly installed on the trolley frame 9 and is hinged with the lower column support 18 to stand upright and can The upper column support 19 that folds down, tilts to set jack 20 between upper column support 19 and the cart frame 9, and the top and the bottom of jack 20 are respectively hinged on the lower end of upper column support 19 and the cart frame 9 tops.

As an optimization scheme of the embodiment of the present invention, the lower end of the upper column bracket 19 is provided with a jack head mount 21, the head of the jack 20 is provided with a jack head connecting ear 22, and the head of the jack 20 is connected to the jack head connecting ear 22. The jack head mounting seat 21 is hinged, the top of the cart frame 9 is provided with a jack bottom mounting seat 23, the bottom of the jack 20 is provided with a jack bottom connecting ear 24, and the bottom of the jack 20 is hinged with the jack bottom mounting seat 23 through the jack bottom connecting ear 24.

As an optimized solution of the embodiment of the present invention, a nylon backing plate 16 is provided between the slider seat 6 and the power head carriage 5 to enable the power head carriage 5 to move in the vertical direction with low friction.

As an optimization scheme of the embodiment of the present invention, a force transmission block is installed between the drill bit 1 and the drill pipe 2 and connected by bolts, a force transmission block is installed between the drill pipe 2 and the transition rod 4 and connected by bolts, and the drill pipe 2 A force transmission block is installed between the upper half and the lower half and connected by bolts.

As an optimized solution of the embodiment of the present invention, the front and rear ends of the cart frame 9 are provided with an adjustment mechanism that can keep the caster 14 and the swivel caster 15 off the ground and keep the working surface level when the drilling rig is working. The adjustment mechanism includes an adjustment screw 26. The fixing nut 27 fixed on the bottom of the trolley frame 9 and the lock nut 25 used to fix the position of the adjusting screw rod, the adjusting screw rod 26 and the fixing nut 27 are connected by threads.

The application principle of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in Figures 1-3, the portable controllable vertical drilling rig of the embodiment of the present invention, in order to increase the drilling depth of the vertical drilling rig and increase the length of the drill pipe, the output of the power source is decelerated and slewing supported to directly drive the drill bit to rotate and pull Drill bit, the whole machine is of one-piece structure. The portable controllable vertical drilling machine includes a drill bit 1, a drill pipe 2, a force transmission block 3, a transition rod 4, a power head, a power head carriage 5, a skateboard seat 6, a wire rope 7, a hand winch 8, a cart frame 9, and a column Bracket; power head is made up of slewing support 10, transmission gear 11 and light-duty single-phase motor reducer 12, transmission gear 11 is arranged on the output shaft of light-duty single-phase motor reducer 12, transmission gear 11 and slewing support 10 outer ring tooth shape Partial meshing, the inner ring of the slewing support 10 is fixed on the power head carriage 5 through bolts; the outer ring of the slewing support 10 is fixedly connected with the upper end of the transition rod 4 through bolts; the front end of the cart frame 9 is fixed with a column bracket, and the cart frame The rear end of 9 is fixed with hand winch support seat 13, and hand winch support seat 13 can be installed in the left rear or the right rear of cart frame 9 when actually installing, meanwhile, hand winch support seat 13 is provided with hand Shake the winch 8, the bottom front of the cart frame 9 is provided with casters 14, and the bottom rear is provided with universal casters 15; , a nylon backing plate 16 is set between the skateboard seat 6 and the power head carriage 5 to ensure the low friction movement of the power head carriage 5 in the vertical direction, the skateboard seat 6 is connected with the power head carriage 5 through bolts, and the power head carriage 5 is mounted on There are lifting lugs 17 fixedly connected with the wire rope 7, and the wire rope 7 is guided and connected to the hand winch 8 through a pulley; the middle of the drill pipe 2 and the upper and lower ends are provided with a power transmission block 3 for transmitting torque. The lower end of 2 is connected with drill bit 1, and the upper end of drill rod 2 is connected with the lower end of transition rod 4.

The column support is a double-layer support that can be folded down. The column support includes a lower column support 18 fixedly installed on the trolley frame 9 and an upper column support 19 that can be upright and foldable with the lower column support 18. Jack 20 is inclinedly set between column support 19 and cart frame 9, and the top and bottom of jack 20 are respectively hinged on the lower end of upper column support 19 and the cart frame 9 tops. The lower end of the upper column support 19 is provided with a jack head mounting seat 21, and the head of the jack 20 is provided with a jack head connecting ear 22, and the head of the jack 20 is hinged with the jack head mounting seat 21 through the jack head connecting ear 22. The top of frame 9 is provided with jack bottom mounting seat 23, and the bottom of jack 20 is provided with jack bottom connecting ear 24, and the bottom of jack 20 is hinged with jack bottom mounting seat 23 by jack bottom connecting ear 24.

A power transmission block is installed between the drill bit 1 and the drill pipe 2 and connected by bolts, a force transmission block is installed between the drill pipe 2 and the transition rod 4 and connected by bolts, and the upper half and the lower half of the drill pipe 2 The force transmission block is installed and connected by bolts.

The front and rear ends of the trolley frame 9 are provided with an adjustment mechanism that casters 14 and swivel castors 15 can be lifted off the ground and keep the work surface level when the drilling rig is working. The fixing nut 27 and the locking nut 25 used to fix the position of the adjusting screw rod, the adjusting screw rod 26 and the fixing nut 27 are threadedly connected to realize the lifting of the adjusting screw rod 26 .

As shown in Figure 1, the portable controllable vertical drilling rig of the embodiment of the present invention has a large pulley seat 29 fixed on the upper front of the upper column support 19, and a large pulley 30 is installed on the large pulley seat 29, and the upper rear of the upper column support 19 A small pulley seat 31 is fixed, and a small pulley 32 is installed on the small pulley seat 31. A guide pulley seat 33 is fixed on the back of the upper column support 19, and a guide pulley 34 is installed on the guide pulley seat 33. One end is connected to the wire rope 7 of the lifting ear 17. Bypass the large pulley 30, the small pulley 32 and the guide pulley 34, the wire rope 7 is guided by the guide pulley 34, the other end of the wire rope 7 is fixed on the hand winch 8, and through the forward and reverse hand cranking of the hand winch 8, Realize the lowering and lifting of the power head carriage 5; the rear bottom of the upper column support 19 and the rear top of the lower column support 18 are fixed with connecting ears and realize the hinge of the upper column support 19 and the lower column support 18 through the hinge shaft 28 , and then can realize the folding down of the upper column support 19. After being folded down, the overall height of the drilling rig is significantly reduced, making it easy to carry around.

When the portable controllable vertical drilling rig of the present invention is in use, the locking nut 25 can be loosened and the screw rod 26 can be adjusted so that the casters 14 and the universal casters 15 at the bottom of the trolley frame 9 leave the ground, while the bottom surface of the trolley frame 9 is kept horizontal , tighten the locking nut 25 to ensure the horizontal operation of the drilling rig; start the light single-phase motor reducer 12 to work, the light single-phase motor reducer 12 drives the transmission gear 11, and the transmission gear 11 drives the slewing support 10 to drive the drill rod 2 to rotate. Simultaneously, the ratchet mechanism of hand winch 8 does not work, by hand winch 8, can control steel wire rope 7 to bypass guide pulley 34, small pulley 32 and big pulley 30, drive the lowering speed of power head carriage 5 by lifting lug 17 , adjust the drilling speed to avoid jamming due to excessive footage. After the hole is completed, the power head carriage 5 can be lifted by the reverse hand-operated winch 8, and the ratchet mechanism of the hand winch 8 works simultaneously to avoid accidents caused by the sudden drop of the power head carriage 5. When the power head carriage 5 rises to the highest position, the light single-phase motor reducer 12 stops; the length of the jack 20 is adjusted with a lever, so that the upper column support 19 is brought down around the hinge shaft 28, and the upper column support 19 is supported by the cart frame 9 Implement folding. Loosen lock nut 25, adjust screw rod 26, make caster 14 and universal caster 15 at the bottom of the cart frame 9 contact with the ground, tighten lock nut 25, make adjust screw rod 26 not fall, once hole forming is completed, push Cart frame 9 can make drilling rig convenient and reliable transition.

The power head carriage and the carriage of the portable controllable vertical drilling rig are connected by bolts to ensure the vertical movement of the power head carriage; the hand winch guides the lifting lugs to drive the power head carriage to move up and down through the pulley guide to realize stable drilling. and exit labor-saving control; the drill bit of the drilling rig is driven by a single-phase motor reducer through a slewing support, which makes the tensile structure simple. The working level ensures the verticality of the hole and effectively improves the bearing capacity of the cast-in-place pile; the portable controllable vertical drilling rig will not cause the drill bit to be stuck and the drilling speed and depth cannot be controlled during the vertical drilling operation, ensuring effective results. hole, improving the efficiency and quality of pile foundation construction.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention. Inside.

Claims (6)

1. The portable controllable vertical drilling machine is characterized in that it includes a drill bit (1), a drill pipe (2), a force transmission block (3), a transition rod (4), a power head, a power head carriage (5), and a skateboard seat (6), steel wire rope (7), hand winch (8), cart frame (9), column support; Described power head is by rotary support (10), transmission gear (11) and light-duty single-phase motor speed reducer ( 12) Composition, the transmission gear (11) is arranged on the output shaft of the light-duty single-phase motor reducer (12), the transmission gear (11) meshes with the toothed part of the outer ring of the slewing support (10), and the slewing support (10) The inner ring is fixed on the power head carriage (5) by bolts; the outer ring of the slewing support (10) is fixedly connected to the upper end of the transition rod (4) by bolts; the front end of the trolley frame (9) is fixed with a column bracket , the rear end of the cart frame (9) is fixed with a hand winch support seat (13), the hand winch support seat (13) is provided with a hand winch (8), and the bottom front of the cart frame (9) is provided with Caster (14), bottom rear is provided with universal caster (15); Described power head carriage (5) can move up and down and is arranged on the column support, and the slide plate seat (6) that can move up and down is arranged on the column support, slide plate seat (6) Connect with the power head carriage 5 through bolts, the power head carriage (5) is equipped with lifting lugs (17) fixedly connected with the steel wire rope (7), and the steel wire rope (7) is connected to the hand winch ( 8) on the top; the middle of the drill rod (2) and the upper and lower ends are provided with a force transmission block (3) for transmitting torque, the lower end of the drill rod (2) is connected with the drill bit (1), and the upper end of the drill rod (2) is connected with the The lower end of the transition rod (4) is connected. 2. The portable controllable vertical drilling machine according to claim 1, wherein the column support is a double-layer support that can be folded down, and the column support includes a lower column support that is fixedly installed on the trolley frame (9) (18) and the upper column support (19) that can be erected upright and foldable with the lower column support (18) is hinged, and the jack (20) is tilted between the upper column support (19) and the cart frame (9), The top and the bottom of the jack (20) are respectively hinged on the lower end of the upper column support (19) and above the cart frame (9). 3. The portable controllable vertical drilling machine according to claim 2, characterized in that, the lower end of the upper column support (19) is provided with a jack head mount (21), and the head of the jack (20) is provided with a jack head Connecting ear (22), the head of jack (20) is hinged with jack head mounting seat (21) by jack head connecting ear (22), and the top of cart frame (9) is provided with jack bottom mounting seat (23), The bottom of the jack (20) is provided with jack bottom connecting ears (24), and the bottom of the jack (20) is hinged with the jack bottom mount (23) by the jack bottom connecting ears (24). 4. The portable controllable vertical drilling machine according to claim 1, characterized in that, an arrangement between the slide plate seat (6) and the power head carriage (5) can make the power head carriage (5) have low friction in the vertical direction Athletic nylon pads (16). 5. The portable controllable vertical drilling machine according to claim 1, characterized in that, a force transmission block is installed between the drill bit (1) and the drill pipe (2) and is connected by bolts, and the drill pipe (2) and the transition A force transmission block is installed between the rods (4) and connected by bolts, and a force transmission block is installed between the upper half and the lower half of the drill pipe (2) and connected by bolts. 6. The portable controllable vertical drilling rig according to claim 1, characterized in that, the front and rear ends of the trolley frame (9) are set to allow casters (14) and swivel casters (15) to be used when the drilling rig is working. ) is off the ground and keeps the adjustment mechanism of the working surface level, and the adjustment mechanism includes an adjustment screw (26), a fixing nut (27) fixed on the bottom of the trolley frame (9) and a locking mechanism for fixing the position of the adjustment screw. Nut (25), adjusting screw rod (26) is connected by screw thread with fixed nut (27).