CN218934310U

CN218934310U - Quick impact equipment

Info

Publication number: CN218934310U
Application number: CN202320055828.1U
Authority: CN
Inventors: 夏至恒; 李云飞; 蒋俊杰; 李明初
Original assignee: Zhengzhou Fudao Machinery Co ltd
Current assignee: Zhengzhou Fudao Machinery Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-04-28
Anticipated expiration: 2033-01-09

Abstract

The utility model relates to a rapid impact device, which comprises a crawler chassis, a mast and a power head, wherein when the device is used, a luffing cylinder can adjust the position of the mast to enable the mast to be in a vertical state, a drill rod passes through a guide frame and is connected with an output shaft in the power head, when the device starts to perform rotary-digging impact work, a hydraulic motor drives a speed reducer to operate, and further, a gear shaft drives a driving gear to rotate, the driving gear is meshed with the output gear, the output shaft can be driven to rotate by the output gear, so that the drill rod is driven to rotate, when the drill rod vibrates, the guide frame at the lower end of the mast is closer to the vibration position, the limit effect is provided for the drill rod, the vibration of the drill rod is reduced, the stability of the drill rod is kept, and under the cooperation of all parts of the device, the rotary-digging impact effect of the device can be enhanced, and the construction efficiency is accelerated; the utility model has the characteristics of flexible framework, good stability and high construction efficiency.

Description

Quick impact equipment

Technical Field

The utility model belongs to the technical field of rotary drilling rigs, and particularly relates to a rapid impact device.

Background

The construction process of the rotary drilling rig is an advanced pile foundation construction process in recent years in China, and is characterized by automatic positioning, vertical rotary drilling, high hole forming speed, less pollution, strong maneuverability and the like, and the construction process is widely applied to drilling construction operations of various piles, especially construction operations of high-rise buildings, railways and bridges, due to the high construction speed and high efficiency, the existing power head is weak and is generally only suitable for soft working environments of geology, and when a hole is formed, the power head of the rotary drilling rig drives the drill rod to rotate, load torque is directly transmitted to the power head, vibration is generated when the drill rod rotates, and the vibration is transmitted to the power head by the drill rod, so that the swing of the drill rod is increased, the positioning accuracy of the drilling is reduced, and the drilling quality and the construction efficiency of the rotary drilling rig are further affected.

Disclosure of Invention

The utility model aims to provide quick impact equipment which is used for solving the problem of poor construction stability of a current rotary drilling rig.

The purpose of the utility model is realized in the following way: the utility model provides a quick impact device, it includes track chassis, mast and unit head, track chassis include the driver's cabin, track chassis below be provided with the walking track, track chassis right side be provided with the link, the link middle part be provided with main hoist engine, main hoist engine outside be provided with wire rope, the link upside be provided with the luffing cylinder, the link right side be provided with the mast, the mast right side be provided with the unit head.

The mast comprises a rod body and a guide frame, an auxiliary winch is arranged on the left side of the rod body, a hanging anchor frame is arranged at the upper end of the rod body, a fixed pulley block is arranged in the hanging anchor frame, the guide frame is arranged on the lower side of the mast, and a reinforcing plate is arranged on the lower side of the guide frame.

The power head include gallows and gear box, the gallows upside be provided with the pulley seat, the inside running block that is provided with of pulley seat, running block be connected with wire rope, gallows avris be provided with the oil pipe support, the inside gear box that is provided with of gallows, gear box rear side be provided with hydraulic motor, hydraulic motor below be provided with the reduction gear, the inside gear shaft that is provided with of reduction gear, the gear shaft outside be provided with the driving gear, gear box inside be provided with output gear, output gear and driving gear intermeshing, output gear inside be provided with the output shaft, output shaft below be provided with the ring flange, the ring flange below be provided with the bumper shock absorber, the inside drilling rod that is provided with of output shaft, the drilling rod pass inside the guide frame, the drilling rod lower extreme be provided with the drill bit.

The right side of the mast is provided with a slide way, and the left side of the power head is provided with a clamping seat.

The bottom of the rod body is hinged with the connecting frame, and the middle of the rod body is hinged with the amplitude variable oil cylinder.

The number of the hydraulic motor, the speed reducer, the gear shaft and the driving gear is two.

The flange plate is fixed with the output shaft through bolts.

The utility model has the beneficial effects that: when the device is used, the amplitude cylinder can adjust the position of the mast, so that the mast is in a vertical state, a steel wire rope at the outer side of the main winch passes through the fixed pulley block and is connected with the movable pulley block, a drill rod passes through the guide frame and is connected with an output shaft in the power head, when the rotary drilling impact work is started, the hydraulic motor drives the speed reducer to operate, the driving gear is driven to rotate through the gear shaft, the driving gear is meshed with the output gear, the output shaft is driven to rotate through the output gear, the drill rod is driven to rotate, the drill rod is of a hollow structure, the lower side of the drill rod is connected with the impactor, an air cylinder is arranged in the impactor, an iron block is arranged at the bottom of the air cylinder, a plurality of round alloy heads are welded at the lower side of the iron block, and when the device works, the utility model has the characteristics of flexible framework, good stability and high construction efficiency.

Drawings

Fig. 1 is a schematic view of a construction state of a rapid impact apparatus according to the present utility model.

Fig. 2 is a structure diagram of the connection between the clamping seat and the slideway of the rapid impact device.

Fig. 3 is a schematic diagram of a power head structure of a rapid impact device according to the present utility model.

Fig. 4 is a diagram showing a connection structure of a driving gear and an output gear of the rapid impact device according to the present utility model.

In the figure: 1. the crawler chassis 2, the mast 3, the power head 4, the walking crawler 5, the cab 6, the connecting frame 7, the main winch 8, the steel wire rope 9, the luffing cylinder 10, the rod body 11, the guide frame 12, the auxiliary winch 13, the anchor boom 14, the fixed pulley block 15, the reinforcing plate 16, the slideway 17, the hanging bracket 18, the pulley block 19, the movable pulley block 20, the clamping seat 21, the oil pipe support 22, the hydraulic motor 23, the speed reducer 24, the gear shaft 25, the driving gear 26, the output gear 27, the output shaft 28, the gear box 29, the flange plate 30, the shock absorber 31, the drill rod 32 and the drill bit.

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-4, a rapid impact device comprises a crawler chassis 1, a mast 2 and a power head 3, wherein the crawler chassis 1 comprises a cab 5, a walking crawler 4 is arranged below the crawler chassis 1, a connecting frame 6 is arranged on the right side of the crawler chassis 1, a main winch 7 is arranged in the middle of the connecting frame 6, a steel wire rope 8 is arranged on the outer side of the main winch 7, an amplitude cylinder 9 is arranged on the upper side of the connecting frame 6, the mast 2 is arranged on the right side of the connecting frame 6, and the power head 3 is arranged on the right side of the mast 2.

The mast 2 comprises a rod body 10 and a guide frame 11, an auxiliary winch 12 is arranged on the left side of the rod body 10, a hanging anchor frame 13 is arranged at the upper end of the rod body 10, a fixed pulley block 14 is arranged in the hanging anchor frame 13, the guide frame 11 is arranged on the lower side of the mast 2, and a reinforcing plate 15 is arranged on the lower side of the guide frame 11.

The power head 3 include gallows 17 and gear box 28, gallows 17 upside be provided with pulley block 18, pulley block 18 inside be provided with movable pulley block 19, movable pulley block 19 be connected with wire rope 8, gallows 17 avris be provided with oil pipe support 21, gallows 17 inside be provided with gear box 28, gear box 28 rear side be provided with hydraulic motor 22, hydraulic motor 22 below be provided with reduction gear 23, reduction gear 23 inside be provided with gear shaft 24, gear shaft 24 outside be provided with driving gear 25, gear box 28 inside be provided with output gear 26, output gear 26 and driving gear 25 intermeshing, output gear 26 inside be provided with output shaft 27, output shaft 27 below be provided with ring flange 29, ring flange 29 below be provided with bumper 30, output shaft 27 inside be provided with

drilling rod

31, 31 pass inside the

guide frame

11, 31 lower extreme be provided with drill bit 32.

When the rotary drilling device is operated, the amplitude cylinder 9 can adjust the position of the mast 2 to enable the mast 2 to be in a vertical state, the steel wire rope 8 at the outer side of the main winch 7 passes through the fixed pulley block 14 and is connected with the movable pulley block 19, the drill rod 31 passes through the guide frame 11 and is connected with the output shaft 27 in the power head 3, the hydraulic motor 22 drives the speed reducer 23 to operate when rotary drilling impact work is started, the gear shaft 24 drives the driving gear 25 to rotate, the driving gear 25 is meshed with the output gear 26, the output gear 26 can drive the output shaft 27 to rotate, the drill rod 31 is driven to rotate, rotary drilling work is carried out through the drill bit 32, when the drill rod 31 vibrates, the guide frame 11 at the lower end of the mast 2 is closer to the vibration position, the drill rod 31 is limited, vibration of the drill rod 31 is reduced, the drill rod 31 is kept stable, the upper end of the drill rod 31 is tightly fixed with the power head 3, the shock absorber 30 also has a shock absorption effect, the rotary drilling impact effect of the device can be enhanced, the construction efficiency is accelerated, the construction performance is improved, and the rotary drilling device has the advantages of being flexible in architecture, the stability, and high in construction efficiency.

Example 2

For better effect, mast 2 include body of rod 10 and leading truck 11, body of rod 10 left side be provided with vice hoist engine 12, body of rod 10 upper end be provided with hanging anchor frame 13, hanging anchor frame 13 inside be provided with fixed pulley group 14, mast 2 downside be provided with leading truck 11, leading truck 11 downside be provided with reinforcing plate 15.

For better effect, unit head 3 include gallows 17 and gear box 28, gallows 17 upside be provided with pulley block 18, pulley block 18 inside be provided with movable pulley block 19, movable pulley block 19 be connected with wire rope 8, gallows 17 avris be provided with oil pipe support 21, gallows 17 inside be provided with gear box 28, gear box 28 rear side be provided with hydraulic motor 22, hydraulic motor 22 below be provided with reduction gear 23, reduction gear 23 inside be provided with gear shaft 24, gear shaft 24 outside be provided with driving gear 25, gear box 28 inside be provided with output gear 26, output gear 26 and driving gear 25 intermeshing, output gear 26 inside be provided with output shaft 27, output shaft 27 below be provided with ring flange 29, ring flange 29 below be provided with bumper shock 30, output shaft 27 inside be provided with drilling rod 31, drilling rod 31 pass inside

guide frame

11, 31 lower extreme be provided with drill bit 32.

For better effect, the right side of the mast 2 is provided with a slide 16, the left side of the power head 3 is provided with a clamping seat 20, the slide 16 is circular or square, and the clamping seat 20 is connected with the slide 16 in a matching way.

For better effect, the bottom of the rod body 10 is hinged with the connecting frame 6, and the middle of the rod body 10 is hinged with the amplitude cylinder 9.

For better effect, the number of the hydraulic motor 22, the reducer 23, the gear shaft 24 and the driving gear 25 is two, so as to provide better power output.

For better effect, the flange 29 and the output shaft 27 are fixed by bolts.

When the utility model operates, the amplitude-variable oil cylinder 9 can adjust the position of the mast 2 to enable the mast 2 to be in a vertical state, the steel wire rope 8 at the outer side of the main winch 7 passes through the fixed pulley block 14 and is connected with the movable pulley block 19, the power head 3 is clamped at the outer side of the slideway 16 of the mast 2 through the clamping seat 20, the clamping seat 20 can move along the slideway 16, the power head 3 can be driven to move up and down through the main winch 7, the auxiliary winch 12 can be used for hoisting other objects, the drill rod 31 passes through the guide frame 11 and is connected with the output shaft 27 in the power head 3, when the rotary impact operation is started, the hydraulic motor 22 drives the speed reducer 23 to operate, the driving gear 25 is driven to rotate through the gear shaft 24, the driving gear 25 is meshed with the output gear 26, the output shaft 27 can be driven to rotate through the output gear 26, the drill rod 31 is of a hollow structure, the lower side is connected with an impactor, the inner part of the impactor is provided with an air cylinder, the bottom of the air cylinder is provided with iron blocks, the lower side of the iron block is welded with a plurality of round alloy heads, during operation, an external air compressor is connected with the power head 3 through an air inlet pipe, high-pressure air enters the impactor through the air inlet pipe and the drill rod 31, the high-pressure air pushes the piston in the cylinder to move upwards, when the high-pressure air moves to a designated height, the high-pressure air is discharged through the air leakage hole of the impactor, the piston falls down due to the action of gravity to impact the iron block, an alloy drill bit at the lower side of the iron block enters the rock to crush the rock, the crushed rock is changed into crushed stone powder under the action of radial friction force to be blown out, the movement frequency of the piston in the cylinder is very high, the drill rod 31 and the impactor rotate together under the action of the power head 3, the impactor vibrates at a high speed at the same time of rotation, so that rapid impact is realized, the rotary digging work is carried out through the drill bit 32, the connection among all parts of the power head 3 is tight, and the matching effect is good, the utility model has the advantages that stable and strong power output can be provided for the drill rod 31 so as to improve the rotary digging impact efficiency, when the drill rod 31 vibrates, the guide frame 11 positioned at the lower end of the mast 2 is closer to the vibration position, the limit function is provided for the drill rod 31, the vibration of the drill rod 31 is lightened so as to keep the drill rod 31 stable, the upper end of the drill rod 31 is tightly fixed with the power head 3, the shock absorber 30 also has a shock absorption effect, and under the cooperation of all parts of the device, the rotary digging impact effect of the device can be enhanced and the construction efficiency can be accelerated.

Claims

1. The utility model provides a quick impact device, it includes caterpillar base, mast and unit head, its characterized in that: the crawler chassis comprises a cab, a walking crawler is arranged below the crawler chassis, a connecting frame is arranged on the right side of the crawler chassis, a main winch is arranged in the middle of the connecting frame, a steel wire rope is arranged on the outer side of the main winch, an amplitude-variable oil cylinder is arranged on the upper side of the connecting frame, a mast is arranged on the right side of the connecting frame, and a power head is arranged on the right side of the mast.

2. A rapid impact device according to claim 1, characterized in that: the mast comprises a rod body and a guide frame, an auxiliary winch is arranged on the left side of the rod body, a hanging anchor frame is arranged at the upper end of the rod body, a fixed pulley block is arranged in the hanging anchor frame, the guide frame is arranged on the lower side of the mast, and a reinforcing plate is arranged on the lower side of the guide frame.

3. A rapid impact device according to claim 1, characterized in that: the power head include gallows and gear box, the gallows upside be provided with the pulley seat, the inside running block that is provided with of pulley seat, running block be connected with wire rope, gallows avris be provided with the oil pipe support, the inside gear box that is provided with of gallows, gear box rear side be provided with hydraulic motor, hydraulic motor below be provided with the reduction gear, the inside gear shaft that is provided with of reduction gear, the gear shaft outside be provided with the driving gear, gear box inside be provided with output gear, output gear and driving gear intermeshing, output gear inside be provided with the output shaft, output shaft below be provided with the ring flange, the ring flange below be provided with the bumper shock absorber, the inside drilling rod that is provided with of output shaft, the drilling rod pass inside the guide frame, the drilling rod lower extreme be provided with the drill bit.

4. A rapid impact device according to claim 1, characterized in that: the right side of the mast is provided with a slide way, and the left side of the power head is provided with a clamping seat.

5. A rapid impact device according to claim 2, characterized in that: the bottom of the rod body is hinged with the connecting frame, and the middle of the rod body is hinged with the amplitude variable oil cylinder.

6. A rapid impact device according to claim 3, characterized in that: the number of the hydraulic motor, the speed reducer, the gear shaft and the driving gear is two.

7. A rapid impact device according to claim 3, characterized in that: the flange plate is fixed with the output shaft through bolts.