CN210798829U

CN210798829U - Rotary drilling rig

Info

Publication number: CN210798829U
Application number: CN201921227658.0U
Authority: CN
Inventors: 任峰; 孔德龙; 王士坤
Original assignee: Shandong Liqiang Machinery Co ltd
Current assignee: Shandong Liqiang Machinery Co ltd
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-06-19
Anticipated expiration: 2029-08-01

Abstract

The utility model discloses a rotary drilling rig, which comprises a crawler chassis, a rotary structure, a vehicle body, an amplitude structure, a mast, a pulley block, a sliding track, a fixed pulley, a traction steel wire, a drill rod and a power head, wherein the upper end of the middle part of the crawler chassis is rotationally fixed with the rotary structure in the horizontal direction, the upper end of the rotary structure is fixed with the vehicle body in the horizontal direction, the right part of the vehicle body is provided with the amplitude structure, the right end of the amplitude structure is fixedly connected with the mast, the upper end of the mast is fixed with the oblique pulley block, the right end of the mast is fixedly welded with the sliding track in the vertical direction, the lower part of the left end of the mast is fixed with the fixed pulley in the horizontal direction, the traction steel wire sequentially bypasses the fixed pulley and the pulley block to be connected with the upper end of the drill rod, the outer side of the lower part of the drill, the influence on the construction process when the temperature of the drill bit is too high is prevented.

Description

Rotary drilling rig

Technical Field

The utility model relates to a mechanical equipment technical field especially relates to a dig rig soon.

Background

The rotary drilling rig is a construction machine suitable for hole forming operation in building foundation engineering. The rotary drilling rig is mainly suitable for construction of soil layers such as sandy soil, cohesive soil, silty soil and the like, and is widely applied to construction of various foundation foundations such as cast-in-place piles, continuous walls, foundation reinforcement and the like, the rated power of the rotary drilling rig is generally 125-450 kW, the power output torque is 120-400 kN.m, the maximum hole forming diameter can reach 1.5-4 m, and the maximum hole forming depth is 60-90 m, so that the requirements of various large-scale foundation constructions can be met. However, the temperature of the drill bit of the conventional rotary drilling rig can rise in the continuous working process, and the drill bit does not have a cooling structure, so that the construction process is influenced when the temperature of the drill bit is too high, and the construction progress is delayed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dig rig soon to solve above-mentioned technical problem.

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

a rotary drilling rig comprises a crawler chassis, a rotary structure, a vehicle body, a cab, an amplitude structure, a mast, a pulley block, a sliding track, a fixed pulley, a traction steel wire, a drill rod, a sliding sleeve rod and a power head, wherein the upper end of the middle part of the crawler chassis is rotationally fixed with the rotary structure in the horizontal direction, the upper end of the rotary structure is fixed with the vehicle body in the horizontal direction, the cab in the vertical direction is installed at the rear part of the vehicle body, the amplitude structure is installed at the right part of the vehicle body, the right end of the amplitude structure is fixedly connected with the mast, the upper end of the mast is fixed with the oblique pulley block, the right end of the mast is fixedly welded with the sliding track in the vertical direction, the fixed pulley in the horizontal direction is fixed at the lower part of the left end of the mast, the traction steel wire sequentially bypasses the fixed pulley, the outer side of the lower part of the drill rod is sleeved with a power head in the horizontal direction, and the left end of the power head is connected with a sliding rail in a sliding mode.

On the basis of the technical scheme, a water tank in the horizontal direction is fixedly welded at the right end of the vehicle body, a water outlet pipe is connected at the right end of the water tank, the water outlet pipe is fixed at the lower end of the mast through a fixing frame, and a spray head is fixed at the right end of the water outlet pipe.

On the basis of the technical scheme, a water filling port in the vertical direction is formed in the left part of the upper end of the water tank, a water pump placing area in the vertical direction is formed in the right part of the inner side of the water tank, a water pump in the horizontal direction is fixed inside the water pump placing area, the left end of the water pump is connected with the left part of the inner side of the water tank through a water suction pipe, and the right end of the water pump is connected with a water outlet pipe.

On the basis of the technical scheme, the left end of the traction steel wire is connected with a winch, and the winch is fixed in the middle of the vehicle body.

On the basis of the technical scheme, the power head is connected with a hydraulic pump through a hydraulic pipe, and the hydraulic pump is fixed on the left part of the vehicle body.

Compared with the prior art, the utility model has the advantages of it is following: when in use, firstly, the rotary drilling rig is put in place, corresponding drill bits are installed according to different construction requirements, the protective cylinder is buried, the drill bits rotate to drill after lightly landing, lifting the drill bit out of the hole when the drill bit is filled with soil and sand, rotating the rotary drilling rig back, dumping the soil and sand in the drill bit on an earth moving vehicle or on the ground, closing a valve of the drill bit, rotating the rotary drilling rig back to the original position, locking a rotating body of the drilling rig, putting down the drill bit, completing drilling, cleaning the hole, measuring the depth, putting in a reinforcement cage and a guide pipe, pouring concrete, pulling out a pile casing, cleaning a pile head, depositing, backfilling, and forming a pile, when the drill bit works, the water pump is turned on, the water pump sucks water out through the water suction pipe and then conveys the water to the spray head through the water outlet pipe for spraying, carry out real-time cooling to the drill bit, the utility model discloses a shower nozzle carries out the water spray cooling to the drill bit, has guaranteed the temperature of drill bit during operation, has prevented that the drill bit temperature from influencing the construction process when too high.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is the front internal cross-sectional view of the water tank of the present invention.

In the figure: 1. the device comprises a crawler chassis, 2, a rotary structure, 3, a vehicle body, 4, a cab, 5, an amplitude structure, 6, a mast, 7, a pulley block, 8, a sliding track, 9, a fixed pulley, 10, a traction steel wire, 11, a drill rod, 12, a sliding sleeve rod, 13, a power head, 14, a water tank, 15, a water outlet pipe, 16, a fixed frame, 17, a spray head, 18, a water filling port, 19, a water pump placing area, 20, a water pump, 21 and a water suction pipe.

Detailed Description

The invention is explained in further detail below with reference to the figures and the embodiments.

As shown in fig. 1-2, a rotary drilling rig comprises a crawler chassis 1, a revolving structure 2, a vehicle body 3, a cab 4, an amplitude structure 5, a mast 6, a pulley block 7, a sliding track 8, a fixed pulley 9, a traction steel wire 10, a drill rod 11, a sliding loop bar 12 and a power head 13, and is characterized in that: a horizontal rotary structure 2 is rotationally fixed at the upper end of the middle part of the crawler chassis 1, a horizontal vehicle body 3 is fixed at the upper end of the rotary structure 2, a cab 4 in the vertical direction is arranged at the rear part of the vehicle body 3, an amplitude-variable structure 5 is arranged at the right part of the vehicle body 3, the right end of the amplitude variation structure 5 is fixedly connected with a mast 6, an inclined pulley block 7 is fixed at the upper end of the mast 6, a vertical sliding rail 8 is welded and fixed at the right end of the mast 6, a horizontal fixed pulley 9 is fixed at the lower part of the left end of the mast 6, the traction steel wire 10 sequentially rounds the fixed pulley 9 and the pulley block 7 to be connected with the upper end of the drill rod 11, the upper portion of the drill rod 11 is connected with the sliding track 8 in a sliding mode through a sliding sleeve rod 12, a power head 13 in the horizontal direction is sleeved on the outer side of the lower portion of the drill rod 11, and the left end of the power head 13 is connected with the sliding track 8 in a sliding mode.

A water tank 14 in the horizontal direction is fixedly welded at the right end of the vehicle body 3, a water outlet pipe 15 is connected at the right end of the water tank 14, the water outlet pipe 15 is fixed at the lower end of the mast 6 through a fixing frame 16, and a spray head 17 is fixed at the right end of the water outlet pipe 15.

The water injection port 18 of vertical direction is opened to water tank 14 upper end left part, the water pump that the inboard right part of water tank 14 was opened and is had vertical direction places district 19, the water pump is placed the inside water pump 20 that is fixed with the horizontal direction in district 19, the water pump 20 left end is connected with the inboard left part of water tank 14 through the pipe 21 that absorbs water, the water pump 20 right-hand member is connected with outlet pipe 15.

The left end of the traction steel wire 10 is connected with a winch, and the winch is fixed in the middle of the car body 3.

The power head 13 is connected with a hydraulic pump through a hydraulic pipe, and the hydraulic pump is fixed on the left part of the vehicle body 3.

The utility model discloses a theory of operation: when the rotary drilling rig is used, firstly, after the rotary drilling rig is in place, corresponding drill bits are installed according to different construction requirements, a pile casing is buried, the drill bits are rotated to be opened after being lightly landed, when the drill bits are filled with earth and sand materials, the drill bits are lifted out of holes, the rotary drilling rig is rotated back, the earth and sand materials in the drill bits are dumped on a soil vehicle or on the ground, a drill bit valve is closed, the rotary drilling rig is rotated back to the original position, a rotating body of the drilling rig is locked, the drill bits are put down, the holes are cleaned and the depth is measured, a steel reinforcement cage and a guide pipe are put in the holes for concrete pouring, the pile casing is pulled out, pile heads are cleaned, silt is backfilled, piles are formed, when the drill bits work, a water pump is opened, the water pump sucks out water through.

The foregoing is a preferred embodiment of the present invention, and for those skilled in the art to understand the teaching of the present invention, the changes, modifications, replacements and variations to the embodiments will still fall within the protection scope of the present invention without departing from the principle and spirit of the present invention.

Claims

1. The utility model provides a rotary drilling rig, includes track chassis (1), revolution mechanic (2), automobile body (3), driver's cabin (4), becomes width of cloth structure (5), mast (6), assembly pulley (7), slip track (8), fixed pulley (9), pulls copper wire (10), drilling rod (11), slip loop bar (12), unit head (13), its characterized in that: the crawler chassis is characterized in that a rotary structure (2) in the horizontal direction is rotationally fixed at the upper end of the middle of the crawler chassis (1), a vehicle body (3) in the horizontal direction is fixed at the upper end of the rotary structure (2), a cab (4) in the vertical direction is installed at the rear part of the vehicle body (3), an amplitude structure (5) is installed at the right part of the vehicle body (3), the right end of the amplitude structure (5) is fixedly connected with a mast (6), an oblique pulley block (7) is fixed at the upper end of the mast (6), a sliding track (8) in the vertical direction is welded and fixed at the right end of the mast (6), a fixed pulley (9) in the horizontal direction is fixed at the lower part of the left end of the mast (6), a traction steel wire (10) sequentially bypasses the fixed pulley (9) and the pulley block (7) to be connected with the upper end of a drill rod (11), and the upper part, the outer side of the lower portion of the drill rod (11) is sleeved with a power head (13) in the horizontal direction, and the left end of the power head (13) is connected with the sliding track (8) in a sliding mode.

2. The rotary drilling rig according to claim 1, wherein: a water tank (14) in the horizontal direction is fixedly welded at the right end of the vehicle body (3), a water outlet pipe (15) is connected at the right end of the water tank (14), the water outlet pipe (15) is fixed at the lower end of the mast (6) through a fixing frame (16), and a spray head (17) is fixed at the right end of the water outlet pipe (15).

3. The rotary drilling rig according to claim 2, wherein: the water injection port (18) that have vertical direction are opened to water tank (14) upper end left part, the water pump that has vertical direction is opened to water tank (14) inboard right part and is placed district (19), the water pump is placed district (19) inside and is fixed with water pump (20) of horizontal direction, water pump (20) left end is connected with water tank (14) inboard left part through absorbing water pipe (21), water pump (20) right-hand member is connected with outlet pipe (15).

4. The rotary drilling rig according to claim 1, wherein: the left end of the traction steel wire (10) is connected with a winch, and the winch is fixed in the middle of the car body (3).

5. The rotary drilling rig according to claim 1, wherein: the power head (13) is connected with a hydraulic pump through a hydraulic pipe, and the hydraulic pump is fixed on the left part of the vehicle body (3).