CN220487505U - Down-the-hole drill is with clear hole device - Google Patents
Down-the-hole drill is with clear hole device Download PDFInfo
- Publication number
- CN220487505U CN220487505U CN202322167103.4U CN202322167103U CN220487505U CN 220487505 U CN220487505 U CN 220487505U CN 202322167103 U CN202322167103 U CN 202322167103U CN 220487505 U CN220487505 U CN 220487505U
- Authority
- CN
- China
- Prior art keywords
- plate
- hole
- hole drill
- fixed
- hollow
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005553 drilling Methods 0.000 claims abstract description 55
- 238000013016 damping Methods 0.000 claims abstract description 28
- 238000004140 cleaning Methods 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims 1
- 230000005856 abnormality Effects 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 101100194817 Caenorhabditis elegans rig-6 gene Proteins 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model discloses a hole cleaning device for a down-the-hole drill, which comprises a driving vehicle, a rotary drilling rig and a down-the-hole drill, wherein a rectangular plate is fixed on the driving vehicle, a vertical plate is arranged on the rectangular plate, a transverse plate is fixed at the top of the vertical plate, one side of the transverse plate is hinged with a hollow plate, the top of the transverse plate is hinged with a second hydraulic cylinder, the extension end of the second hydraulic cylinder is also hinged with the hollow plate, the rotary drilling rig and the down-the-hole drill are both arranged on the same side of the hollow plate, a driving mechanism for driving the rotary drilling rig and the down-the-hole drill to move is arranged in the rectangular plate, and a damping mechanism for damping the work of the rotary drilling rig and the down-the-hole drill is arranged in the hollow plate. Firstly, a down-the-hole drill is subjected to trial drilling, after trial drilling is completed, hole guiding is started under the condition of no abnormality, a first hydraulic cylinder is started to drive a moving plate and a vertical plate to move, and then the rotary drilling rig and the down-the-hole drill are driven to move, the down-the-hole drill is shifted to the position of the next pile needing hole guiding, and at the moment, the rotary drilling rig can be started to drill until the final hole is formed.
Description
Technical Field
The utility model relates to the technical field of drilling machines, in particular to a hole cleaning device for a down-the-hole drilling machine.
Background
When the ramp of the urban road is constructed, a downward tunnel is generally adopted, and tunnel guard piles are divided into bored piles and bored occluding piles, so that geological conditions in a bored area are complex. When the tunnel is positioned in a gentle slope hilly and a slope flood valley, the geological change characteristics in the construction section are obvious. The partial guard piles are positioned in the whole rock section, the rock stratum belongs to the middle-wind limestone, the rock quality is hard, the integrity is good, when the down-the-hole drill is used for punching singly, the situation that a large amount of rock slag is difficult to discharge due to the deposition of a hole bottom is often encountered in engineering due to the influence of equipment or construction geology, the hole is difficult to form by adopting the rotary drilling machine singly, more technical difficulties exist, the construction efficiency is extremely low, the consumption of hard alloy drilling teeth at the drill bit position is extremely high, the construction period is long, and the cost is high. Therefore, in order to ensure the construction progress of the tunnel foundation pit fender pile and reduce the cost, the down-the-hole drill is adopted to be matched with the rotary drilling bit to construct the stratum section pile foundation.
Disclosure of Invention
Object of the utility model
In view of the above, the utility model aims to provide a hole cleaning device for a down-the-hole drill, which aims to solve the technical problems that when the down-the-hole drill is used alone for drilling, the situation that a large amount of rock slag deposited at the bottom of a hole is difficult to discharge is often encountered in engineering due to the influence of equipment or construction geology, and when the rotary drilling machine is used alone for drilling, more technical difficulties exist, the construction efficiency is extremely low, the consumption of hard alloy drilling teeth at the position of a drill bit is extremely high, the construction period is long, and the cost is high.
(II) technical scheme
In order to achieve the technical aim, the utility model provides a hole cleaning device for a down-the-hole drill, which comprises:
the rotary drilling machine comprises a driving vehicle, a rotary drilling machine and a down-the-hole drilling machine, wherein a rectangular plate is fixed on the driving vehicle, a vertical plate is arranged on the rectangular plate, a transverse plate is fixed at the top of the vertical plate, a hollow plate is hinged to one side of the transverse plate, a second hydraulic cylinder is hinged to the top of the transverse plate, the extension end of the second hydraulic cylinder is also hinged to the hollow plate, the rotary drilling machine and the down-the-hole drilling machine are arranged on the same side of the hollow plate, a driving mechanism for driving the rotary drilling machine and the down-the-hole drilling machine to move is arranged in the rectangular plate, and a damping mechanism for damping the rotary drilling machine and the down-the-hole drilling machine is arranged in the hollow plate.
Preferably, rectangular grooves are formed in the rectangular plates, moving plates are connected in the rectangular grooves in a sliding mode, and the vertical plates and the moving plates are fixed.
Preferably, the driving mechanism comprises a first hydraulic cylinder fixedly installed in the rectangular groove, the extension end of the first hydraulic cylinder is fixed with the moving plate, two guide rods are fixed in the rectangular groove, and the guide rods penetrate through the moving plate and are located in the sliding plate.
Preferably, the rotary drilling rig and the down-the-hole drilling rig are respectively fixed with two side plates at one side close to the hollow plate, sliding grooves for sliding corresponding to the side plates are formed in the hollow plate, and the damping mechanism comprises a primary damping part, a secondary damping part and a tertiary damping part.
Preferably, the hollow slab internal fixation has the baffle, sliding connection has the cylinder pole in the baffle, and the cylinder pole runs through the curb plate and is located the curb plate and slide, one-level shock attenuation portion is including being fixed in the baffle in the cylinder pole outside, cylinder pole outside cover is equipped with first elastic component, and the both ends of first elastic component respectively with curb plate, baffle looks butt.
Preferably, the second-level damping part comprises an extrusion plate fixed at the top of the cylindrical rod, a second elastic piece is sleeved outside the cylindrical rod, and two ends of the second elastic piece are respectively abutted against the partition plate and the extrusion plate.
Preferably, the three-stage damping part comprises a cylindrical barrel fixed at the bottom of the hollow plate, a piston is fixed at the bottom of the cylindrical barrel, the piston is positioned in the cylindrical barrel and slides in a sealing manner, and a plurality of vent holes are formed in the cylindrical barrel.
From the above technical scheme, the application has the following beneficial effects:
1: firstly, a down-the-hole drill is subjected to trial drilling, after trial drilling is completed, hole guiding is started under the condition of no abnormality, a first hydraulic cylinder is started to drive a moving plate and a vertical plate to move, and then the rotary drilling rig and the down-the-hole drill are driven to move, the down-the-hole drill is shifted to the position of the next pile needing hole guiding, and at the moment, the rotary drilling rig can be started to drill until the final hole is formed.
2: when the rotary drilling rig and the down-the-hole drilling rig work, the side plates are driven to move downwards and extrude the first elastic piece, the first elastic piece plays a role in damping, the first elastic piece is extruded and then drives the cylindrical rod and the extrusion plate to move downwards, the extrusion plate can extrude the second elastic piece, the second elastic piece also plays a role in damping, and the piston is driven to move downwards in the cylindrical barrel when the cylindrical rod moves downwards, so that air in the cylindrical barrel is discharged from the vent hole, the diameter of the vent hole is smaller, the exhaust speed is low, the downward movement of the cylindrical rod is slowed down, and further the damping is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic side view of a hole cleaning device for a down-the-hole drill, which is provided by the utility model;
FIG. 2 is a schematic elevational view of the hollow slab provided by the present utility model;
FIG. 3 is a schematic top view of a rectangular plate according to the present utility model;
FIG. 4 is a schematic side sectional view of a hollow slab according to the present utility model;
fig. 5 is a schematic structural diagram of fig. 4 a according to the present utility model.
Description of the drawings: 1. a drive vehicle; 2. a rectangular plate; 3. a riser; 4. a cross plate; 5. a hollow slab; 6. a rotary drilling rig; 7. a down-the-hole drill; 8. rectangular grooves; 9. a moving plate; 10. a first hydraulic cylinder; 11. a guide rod; 12. a side plate; 13. a chute; 14. a cylindrical rod; 15. a baffle; 16. a first elastic member; 17. a cylinder barrel; 18. a piston; 19. a vent hole; 20. a partition plate; 21. an extrusion plate; 22. a second elastic member; 23. and a second hydraulic cylinder.
Detailed Description
The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures may be shown in exaggerated form in particular figures to illustrate related details or structures of embodiments of the present disclosure.
Referring to fig. 1-5:
example 1
The utility model provides a down-the-hole drill is with clear hole device, including driving truck 1, rotary drilling rig 6, down-the-hole drilling rig 7, be fixed with rectangular plate 2 on the driving truck 1, be provided with riser 3 on the rectangular plate 2, riser 3 top is fixed with diaphragm 4, one side of diaphragm 4 articulates there is hollow plate 5, the top of diaphragm 4 articulates there is second pneumatic cylinder 23, the extension end of second pneumatic cylinder 23 also articulates with hollow plate 5 mutually, rotary drilling rig 6, down-the-hole drilling rig 7 all set up in same one side of hollow plate 5, be provided with the actuating mechanism that is used for driving rotary drilling rig 6, down-the-hole drilling rig 7 removal in the rectangular plate 2.
Specifically, rectangular slot 8 has been seted up in rectangular slot 2, and rectangular slot 8 sliding connection has movable plate 9, and riser 3 and movable plate 9 are fixed mutually, and actuating mechanism includes fixed mounting in rectangular slot 8's first pneumatic cylinder 10, and first pneumatic cylinder 10's extension end is fixed mutually with movable plate 9, and rectangular slot 8 internal fixation has two guide bars 11, and guide bar 11 runs through movable plate 9 and is located movable plate 9 and slides.
It should be noted that, when the first hydraulic cylinder 10 stretches and contracts, the moving plate 9 is driven to move in the rectangular groove 8, so as to drive the vertical plate 3, the transverse plate 4, the hollow plate 5, the rotary drilling machine 6 and the down-the-hole drilling machine 7 to move along with the moving plate, and due to the arrangement of the guide rod 11, the moving plate 9 can stably move in the rectangular groove 8, and when the second hydraulic cylinder 23 stretches and contracts, the hollow plate 5 can be driven to rotate, so that the angles of the rotary drilling machine 6 and the down-the-hole drilling machine 7 are changed.
Example two
The first embodiment provides a down-the-hole drill hole cleaning device, it is provided with the damper that is used for carrying out the shock attenuation to rotary drilling machine 6, down-the-hole drill 7 work in the hollow board 5, rotary drilling machine 6, down-the-hole drill 7 is close to the one side of hollow board 5 all is fixed with two curb plates 12, the spout 13 that supplies corresponding curb plate 12 to slide has been seted up in the hollow board 5, damper includes first order damping part, second grade damping part and tertiary damping part, hollow board 5 internal fixation has baffle 20, sliding connection has cylinder pole 14 in the baffle 20, and cylinder pole 14 runs through curb plate 12 and is located curb plate 12 and slides, first order damping part includes baffle 15 that is fixed in the cylinder pole 14 outside, cylinder pole 14 outside cover is equipped with first elastic component 16, and the both ends of first elastic component 16 respectively with curb plate 12, baffle 15 looks.
It should be noted that, the first elastic member 16 and the pressing plate 21 may use a device such as a spring, and the rotary drilling machine 6 and the down-the-hole drilling machine 7 drive the side plate 12 to move downward when working, and the side plate 12 presses the first elastic member 16 when moving downward, so that the first elastic member 16 plays a role in damping.
Specifically, the secondary damping portion includes an extrusion plate 21 fixed on the top of the cylindrical rod 14, a second elastic member 22 is sleeved on the outer side of the cylindrical rod 14, and two ends of the second elastic member 22 are respectively abutted against the partition plate 20 and the extrusion plate 21.
It should be noted that, when the first elastic member 16 is extruded, the cylindrical rod 14 and the extrusion plate 21 are driven to move downward, so that the extrusion plate 21 extrudes the second elastic member 22, i.e. the second elastic member 22 also plays a role in damping.
Further, the three-stage damping part comprises a cylindrical barrel 17 fixed at the bottom of the hollow plate 5, a piston 18 is fixed at the bottom of the cylindrical rod 14, the piston 18 is positioned in the cylindrical barrel 17 and slides in a sealing manner, and a plurality of vent holes 19 are formed in the cylindrical barrel 17.
It should be noted that, when the cylindrical rod 14 moves down, the piston 18 is also driven to move down in the cylindrical barrel 17, so that air in the cylindrical barrel 17 is discharged from the air vent 19, and the diameter of the air vent 19 is one fourth of the diameter of the cylindrical barrel 17, so that the diameter is smaller, the air discharge speed is slow, the downward movement of the cylindrical rod 14 is slowed down, and further the shock absorption is achieved.
Working principle: firstly, the down-the-hole drill 7 performs trial drilling, after trial drilling is completed, hole guiding is started under the condition of no abnormality, the elevation of the bottom of the hole guiding is determined with the elevation of the bottom of the guard pile, after the hole guiding of the previous guard pile is completed, the first hydraulic cylinder 10 is started to drive the moving plate 9 and the vertical plate 3 to move, and then the rotary drilling rig 6 and the down-the-hole drill 7 are driven to move, the down-the-hole drill 7 is shifted to the position of the next hole guiding pile, and at the moment, the rotary drilling rig 6 can drill until the hole is finally formed.
The exemplary implementation of the solution proposed by the present disclosure has been described in detail hereinabove with reference to the preferred embodiments, however, it will be understood by those skilled in the art that various modifications and adaptations can be made to the specific embodiments described above and that various combinations of the technical features, structures proposed by the present disclosure can be made without departing from the scope of the present disclosure, which is defined by the appended claims.
Claims (7)
1. The utility model provides a down-the-hole drill is with clear hole device, includes driving truck (1), digs rig (6) soon, down-the-hole drill (7), its characterized in that, be fixed with rectangular board (2) on driving truck (1), be provided with riser (3) on rectangular board (2), riser (3) top is fixed with diaphragm (4), one side of diaphragm (4) articulates there is hollow board (5), the top of diaphragm (4) articulates there is second pneumatic cylinder (23), the extension end of second pneumatic cylinder (23) also articulates with hollow board (5) mutually, dig rig (6) soon, down-the-hole drill (7) all set up the same side in hollow board (5), be provided with the actuating mechanism that is used for driving dig rig (6), down-the-hole drill (7) soon in rectangular board (2), be provided with in hollow board (5) and be used for carrying out shock attenuation damper to dig rig (6), down-the work of down-hole drill (7).
2. The hole cleaning device for the down-the-hole drill according to claim 1, wherein a rectangular groove (8) is formed in the rectangular plate (2), a moving plate (9) is connected in a sliding manner in the rectangular groove (8), and the vertical plate (3) and the moving plate (9) are fixed.
3. A downhole drilling machine according to claim 2, wherein the driving mechanism comprises a first hydraulic cylinder (10) fixedly arranged in a rectangular groove (8), the extension end of the first hydraulic cylinder (10) is fixed with a moving plate (9), two guide rods (11) are fixedly arranged in the rectangular groove (8), and the guide rods (11) penetrate through the moving plate (9) and slide in the moving plate (9).
4. The hole cleaning device for the down-the-hole drill according to claim 1, wherein two side plates (12) are fixed on one side of the rotary drilling rig (6) and one side of the down-the-hole drill (7) close to the hollow plate (5), a sliding groove (13) for sliding the corresponding side plate (12) is formed in the hollow plate (5), and the damping mechanism comprises a primary damping part, a secondary damping part and a tertiary damping part.
5. The hole cleaning device for the down-the-hole drill according to claim 4, wherein a partition plate (20) is fixed in the hollow plate (5), a cylindrical rod (14) is connected in a sliding manner in the partition plate (20), the cylindrical rod (14) penetrates through the side plate (12) and is located in the side plate (12) to slide, the primary damping portion comprises a baffle plate (15) fixed on the outer side of the cylindrical rod (14), a first elastic piece (16) is sleeved on the outer side of the cylindrical rod (14), and two ends of the first elastic piece (16) are respectively abutted against the side plate (12) and the baffle plate (15).
6. The hole cleaning device for the down-the-hole drill according to claim 5, wherein the secondary damping part comprises a pressing plate (21) fixed at the top of the cylindrical rod (14), a second elastic piece (22) is sleeved outside the cylindrical rod (14), and two ends of the second elastic piece (22) are respectively abutted against the partition plate (20) and the pressing plate (21).
7. The hole cleaning device for the down-the-hole drill according to claim 5, wherein the three-stage damping part comprises a cylindrical barrel (17) fixed at the bottom of the hollow plate (5), a piston (18) is fixed at the bottom of the cylindrical rod (14), the piston (18) is positioned in the cylindrical barrel (17) to slide in a sealing manner, and a plurality of ventilation holes (19) are formed in the cylindrical barrel (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167103.4U CN220487505U (en) | 2023-08-14 | 2023-08-14 | Down-the-hole drill is with clear hole device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322167103.4U CN220487505U (en) | 2023-08-14 | 2023-08-14 | Down-the-hole drill is with clear hole device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220487505U true CN220487505U (en) | 2024-02-13 |
Family
ID=89829416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322167103.4U Active CN220487505U (en) | 2023-08-14 | 2023-08-14 | Down-the-hole drill is with clear hole device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220487505U (en) |
-
2023
- 2023-08-14 CN CN202322167103.4U patent/CN220487505U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100427688C (en) | Side downhole soil-extruded foundation treating method and horizontal extruding-spreading device | |
| CN220487505U (en) | Down-the-hole drill is with clear hole device | |
| CN101343979A (en) | Integrated arm type in-hole perforator | |
| CN1311141C (en) | Method for drilling a borehole and wet boring tool | |
| CN117307110B (en) | Reusable slideway non-return closing type environment-friendly dynamic negative pressure gun tail | |
| CN207499820U (en) | A kind of long bolt drilling machine for facilitating casting | |
| CN107313730B (en) | Soil-taking screw pile drilling tool | |
| CN201284619Y (en) | Large-diameter while-drilling pipe-following drill rig | |
| CN112502619A (en) | Method for quickly excavating foundation on construction site | |
| CN219197274U (en) | Side-opening drilling bucket for constructional engineering | |
| CN206562910U (en) | A kind of auger machine | |
| CN203891760U (en) | Impact type hydraulic rock drill | |
| CN202990850U (en) | Column type pneumatic anchor hole drilling machine | |
| CN106917587B (en) | Drill bit and rotary drilling rig | |
| CN209527120U (en) | A kind of mining area vegetation recovery device | |
| CN201144640Y (en) | Hydraulic telescopic door frame type drill | |
| CN2538941Y (en) | Hydraulic automatic pressurizing pump | |
| CN209457879U (en) | A kind of Spiral digging machine rotary digging drill bit | |
| CN100412308C (en) | Drilling impeller without drilling rod pulling force | |
| CN204782740U (en) | Combined type rig | |
| CN210003209U (en) | Sandstone geological cast-in-place pile construction device | |
| CN110686142A (en) | Vibration damping base for rotary drilling rig | |
| CN201246100Y (en) | Integrated arm type down-hole drill | |
| CN2672274Y (en) | Heavy hammer tamping type earth quake drill machine | |
| CN1089835C (en) | Multifunction pile-formation machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |