CN210127829U - Drilling tool assembly of engineering drilling machine - Google Patents
Drilling tool assembly of engineering drilling machine Download PDFInfo
- Publication number
- CN210127829U CN210127829U CN201920706652.5U CN201920706652U CN210127829U CN 210127829 U CN210127829 U CN 210127829U CN 201920706652 U CN201920706652 U CN 201920706652U CN 210127829 U CN210127829 U CN 210127829U
- Authority
- CN
- China
- Prior art keywords
- torque transmission
- drill
- ring
- drill rod
- drilling
- 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
Images
Landscapes
- Earth Drilling (AREA)
Abstract
A drilling tool component of an engineering drilling machine relates to the technical field of drilling equipment, is mainly used for solving the problem of low slag tapping efficiency of drilling slag, and comprises a rotary drilling bit, a torque transmission drilling rod and a slip ring assembly; the rotary drilling bit comprises a cylinder body, a torque transmission sleeve is fixedly arranged at the center of an upper cover of the cylinder body, and a torque transmission internal spline is arranged in the torque transmission sleeve; the torque transmission drill rod comprises a drill rod body, a drill tip is fixedly arranged at the bottom of the drill rod body, a torque transmission external spline matched with the torque transmission internal spline is arranged on the drill rod body, and a pressurizing groove is formed in the side part of a torque transmission external spline key tooth; the slip ring assembly comprises a static ring and a movable ring, the lower portion of the movable ring is fixedly connected with the lifting portion of the barrel, the top of the movable ring is fixedly provided with a bearing portion, the static ring is sleeved on the upper portion of the movable ring, the bottom of the static ring is fixedly provided with a lifting ring, and the top of the static ring is fixedly connected with a counterweight ring body. The utility model discloses can pull out from the drilling rod with digging the drill bit soon and excrete and bore the sediment, have advantages such as simple structure, convenient to use, the efficient, the energy saving of slagging tap.
Description
Technical Field
The utility model relates to a drilling equipment technical field, especially a drilling tool assembly of engineering driller.
Background
In industrial engineering, in particular in the field of infrastructure, drilling machines and tools are widely used. In the practical application of drilling machines and tools, the drilling materials and the environment of use are affected, so that many different types of drilling machines have been developed for different conditions of use, wherein most drilling machines need to transmit torque and downward force to a drill bit through a drill rod to complete the drilling work. The drill bit is generally required to be fixedly mounted on a drill rod or casing for driving the drill bit, and as disclosed in chinese patent publication No. CN208486843U in the prior art, a drill bit rod assembly for a drilling machine is disclosed, in which an upper end of the drill bit is inserted into an inner cavity of the drill rod and fixedly connected with the drill rod. Because the drill bit is fixedly arranged on the drill rod, if the drill bit is taken out of the drill hole, the drill bit and the drill rod are taken out of the drill hole together, and particularly when the drill slag in the drill bit needs to be taken out, the drilling efficiency of the drilling machine is greatly reduced by frequently taking out the drill bit and the drill rod, the energy consumption is higher, and the labor intensity of workers is increased. It is therefore desirable to develop a drill assembly that is capable of separating the drill bit from the drill pipe while drilling, by simply providing a drill bit to evacuate the cuttings.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a simple structure, operation are reliable, arrange the drilling tool subassembly of sediment efficient engineering rig.
The technical problem to be solved by the utility model is realized through the following technical scheme. The utility model relates to a drilling tool subassembly of engineering driller, its characteristics are: the rotary drilling machine comprises a rotary drilling bit, a torque transmission drill rod and a slip ring assembly;
the rotary drilling bit comprises a cylinder body, an upper cover is arranged at the top of the cylinder body, a torque transmission sleeve is fixedly arranged at the center of the upper cover, a torque transmission internal spline is fixedly arranged in the torque transmission sleeve, the axis of the torque transmission sleeve is collinear with the axis of the cylinder body, and a sealing pipe connected with the lower end of the torque transmission sleeve is arranged in the cylinder body; the upper cover is provided with a discharge hole for discharging gas and liquid in the cylinder, and a lifting part is fixedly arranged on the upper cover;
the torque transmission drill rod comprises a drill rod body, the drill rod body is inserted into a torque transmission sleeve and a sealing pipe of the rotary drilling bit, a drill tip is fixedly installed at the bottom of the drill rod body, a rotary sealing structure is formed between the bottom of the sealing pipe and the drill tip, a torque transmission external spline matched with a torque transmission internal spline is arranged on the drill rod body, a pressurizing groove corresponding to the torque transmission internal spline is arranged on the side of a torque transmission external spline key tooth, a notch of the pressurizing groove is arranged along the outer wall of the drill rod body in the same rotating direction, and the top of the pressurizing groove is provided with a pressurizing shoulder used for compressing the torque transmission internal spline;
the sliding ring assembly comprises a static ring and a movable ring, the lower portion of the movable ring is fixedly connected with a lifting portion of the barrel, a bearing portion is fixedly arranged at the top of the movable ring, the static ring is sleeved on the upper portion of the movable ring, a lifting ring matched with the bearing portion is fixedly arranged at the bottom of the static ring, an anti-torsion gap is arranged between the inner hole wall of the lifting ring and the outer wall of the movable ring, a balance weight ring body is fixedly connected to the top of the static ring, and two symmetrically arranged lifting portions are fixedly arranged at the top of the balance weight ring body.
Above the utility model relates to a drilling tool subassembly of engineering driller, its further preferred technical scheme or technical characterstic are: the bottom end of the sealing tube and the bottom end of the cylinder are in the same horizontal plane.
Above the utility model relates to a drilling tool subassembly of engineering driller, its further preferred technical scheme or technical characterstic are: the bottom of the cylinder body is fixedly provided with drill teeth.
Above the utility model relates to a drilling tool subassembly of engineering driller, its further preferred technical scheme or technical characterstic are: the bottom of the barrel is fixedly provided with a rotary excavating bottom door, and the center of the rotary excavating bottom door is provided with a through hole for a drill rod to pass through.
Above the utility model relates to a drilling tool subassembly of engineering driller, its further preferred technical scheme or technical characterstic are: a plurality of reinforcing rib plates are fixedly connected between the torque transmission sleeve and the upper cover of the cylinder body, the reinforcing rib plates are uniformly arranged at intervals along the circumferential direction, and lifting holes are formed in the reinforcing rib plates to form the lifting part.
Above the utility model relates to a drilling tool subassembly of engineering driller, its further preferred technical scheme or technical characterstic are: and two ends of the key teeth of the torque transmission internal spline and the torque transmission external spline are both arranged in a conical manner.
Compared with the prior art, the utility model discloses following beneficial effect has: the rotary drilling bit of the utility model is movably sleeved on the torque transmission drill rod, the torque transmission drill rod can compress the torque transmission internal spline on the torque transmission sleeve through the pressure groove on the torque transmission external spline, and the torque and the lower pressure are transmitted simultaneously; the movable ring of the slip ring assembly is fixed on the lifting part of the cylinder body, the stationary ring of the slip ring assembly is used for being connected with the inhaul cable, and the inhaul cable can be prevented from winding when the cylinder body rotates through the slip ring assembly; when the rotary drilling barrel needs to slag, the torque transmission drill rod is rotated reversely, the torque transmission internal spline on the torque transmission sleeve is moved out of the pressurizing groove, then the barrel is pulled out through the inhaul cable to discharge slag, the drill rod does not need to be put forward in the slag discharge process, the slag discharge efficiency of the drill bit is greatly improved, the energy is saved, and the rotary drilling machine has the advantages of simple structure, convenience in use, high slag discharge efficiency and the like.
Drawings
Fig. 1 is a schematic view of an installation structure of the present invention;
FIG. 2 is a schematic structural view of a rotary drill bit;
FIG. 3 is a schematic top view of the torque sleeve of FIG. 2;
FIG. 4 is a schematic structural view of a torque transmission drill rod;
FIG. 5 is a schematic view of a slip ring assembly.
In the figure, 1 is a cylinder body, 2 is an upper cover, 3 is a torque transmission sleeve, 4 is a sealing pipe, 5 is a torque transmission internal spline, 6 is a discharge hole, 7 is a drill rod body, 8 is a drill point, 9 is a torque transmission external spline, 10 is a pressurizing groove, 11 is a pressurizing shoulder, 12 is a static ring, 13 is a dynamic ring, 14 is a bearing part, 15 is a lifting ring, 16 is a counterweight ring body, 17 is a lifting part, 18 is a reinforcing rib plate, 19 is a clamping plate, and 20 is a taper thread.
Detailed Description
The following further describes embodiments of the present invention in order to facilitate further understanding of the present invention by those skilled in the art, and does not constitute a limitation to the right thereof.
the rotary drilling bit comprises a cylinder body 1, an upper cover 2 is arranged at the top of the cylinder body 1, a torque transmission sleeve 3 is fixedly arranged at the center of the upper cover 2, a torque transmission internal spline 5 is fixedly arranged in the torque transmission sleeve 3, the axis of the torque transmission sleeve 3 is collinear with the axis of the cylinder body 1, and a sealing pipe 4 connected with the lower end of the torque transmission sleeve 3 is arranged in the cylinder body 1; the upper cover 2 is provided with a discharge hole 6 for discharging gas and liquid in the cylinder, and the upper cover 2 is fixedly provided with a lifting part;
the torque transmission drill rod comprises a drill rod body 7, the drill rod body 7 is inserted into a torque transmission sleeve 3 and a sealing pipe 4 of the rotary drilling bit, a drill tip 8 is fixedly installed at the bottom of the drill rod body 7, a rotary sealing structure is formed between the bottom of the sealing pipe 4 and the drill tip 8, a torque transmission external spline 9 matched with the torque transmission internal spline 5 is arranged on the drill rod body 7, a pressurizing groove 10 corresponding to the torque transmission internal spline 5 is arranged on the side of a key tooth of the torque transmission external spline 9, a notch of the pressurizing groove 10 is arranged along the outer wall of the drill rod body 7 in the same rotation direction, and a pressurizing shoulder 11 used for compressing the torque transmission internal spline 5 is arranged at the top of the pressurizing groove 10; the bottom of the sealing tube 4 falls on the upper part of the drill tip 8 to form a rotary sealing structure for preventing the drill slag from entering the torque transmission sleeve 3, and the drill tip 8 can also play a limiting role. The number of the key teeth of the torque transmission internal spline 5 and the torque transmission external spline 9 is 6. The inner wall of the top of the torque transmission drill rod can be provided with a taper thread 20, and the taper thread 20 is used for installing the torque transmission drill rod.
The sliding ring assembly comprises a static ring 12 and a dynamic ring 13, the lower part of the dynamic ring 13 is fixedly connected with a lifting part of the barrel body 1, a bearing part 14 is fixedly arranged at the top of the dynamic ring 13, the static ring 12 is sleeved on the upper part of the dynamic ring 13, a lifting ring 15 matched with the bearing part 14 is fixedly arranged at the bottom of the static ring 12, an anti-torsion gap is arranged between the inner hole wall of the lifting ring 15 and the outer wall of the dynamic ring 13, a counterweight ring body 16 is fixedly connected to the top of the static ring 12, and two symmetrically-arranged lifting parts 17 are fixedly arranged at the top of the counterweight ring body 16. The supporting part 14 of the movable ring 13 can also be arranged in a ring shape; the counterweight ring body 16 is used to increase the weight of the stationary ring 12 and make the stationary ring 12 more torsion resistant.
The drilling tool component of the engineering drilling machine described in the embodiment 2 and the embodiment 1 comprises: the bottom end of the sealing tube 4 and the bottom end of the cylinder body 1 are in the same horizontal plane.
The drilling tool assembly of the engineering drilling machine described in embodiment 3, embodiment 1 or embodiment 2, wherein: the bottom of the cylinder body 1 is fixedly provided with drill teeth.
The drill assembly of the engineering driller of embodiment 4, embodiment 1, or embodiment 2 or embodiment 3, wherein: the bottom of the barrel body 1 is fixedly provided with a rotary excavating bottom door, and a through hole for a drill rod to pass through is formed in the center of the rotary excavating bottom door.
Two symmetrically arranged clamping plates 19 are fixedly arranged at the bottom of the movable ring 13, clamping gaps are arranged in the clamping plates 19, the two clamping plates 19 are respectively clamped on the reinforcing rib plate 18 through the clamping gaps, mounting holes corresponding to lifting holes are formed in the clamping plates 19, and the movable ring 13 is fixedly connected with the reinforcing rib plate 18 through bolts and nuts.
The utility model discloses during the use, the biography is turned round drilling rod cartridge and is turning round cover 3 and sealed tube 4 in the biography of digging the drill bit soon, rotates the biography and turns round the drilling rod, makes the biography that the biography was turned round in cover 3 turn round internal spline 5 card go into to pass to turn round on the drilling rod and turn round pressurization groove 10 of external spline 9, and the biography is turned round the drilling rod and can be to digging the drill bit transmission down force soon through pressurization groove 10, turns round external spline 9 through the biography and can be to digging the drill bit transmission moment of. When the rotary drilling bit rotates, the slip ring assembly rotates relatively through the static ring 12 and the dynamic ring 13, and mutual winding between inhaul cables connected with the rotary drilling bit is prevented. When the rotary drill bit needs to discharge slag, the torque transmission drill rod is rotated reversely, the torque transmission internal spline 5 is moved out of the pressurizing groove 10, and then the rotary drill bit is pulled out through the inhaul cable to discharge the slag.
Claims (6)
1. A drill assembly for an engineering drill, comprising: the rotary drilling machine comprises a rotary drilling bit, a torque transmission drill rod and a slip ring assembly;
the rotary drilling bit comprises a cylinder body, an upper cover is arranged at the top of the cylinder body, a torque transmission sleeve is fixedly arranged at the center of the upper cover, a torque transmission internal spline is fixedly arranged in the torque transmission sleeve, the axis of the torque transmission sleeve is collinear with the axis of the cylinder body, and a sealing pipe connected with the lower end of the torque transmission sleeve is arranged in the cylinder body; the upper cover is provided with a discharge hole for discharging gas and liquid in the cylinder, and a lifting part is fixedly arranged on the upper cover;
the torque transmission drill rod comprises a drill rod body, the drill rod body is inserted into a torque transmission sleeve and a sealing pipe of the rotary drilling bit, a drill tip is fixedly installed at the bottom of the drill rod body, a rotary sealing structure is formed between the bottom of the sealing pipe and the drill tip, a torque transmission external spline matched with a torque transmission internal spline is arranged on the drill rod body, a pressurizing groove corresponding to the torque transmission internal spline is arranged on the side of a torque transmission external spline key tooth, a notch of the pressurizing groove is arranged along the outer wall of the drill rod body in the same rotating direction, and the top of the pressurizing groove is provided with a pressurizing shoulder used for compressing the torque transmission internal spline;
the sliding ring assembly comprises a static ring and a movable ring, the lower portion of the movable ring is fixedly connected with a lifting portion of the barrel, a bearing portion is fixedly arranged at the top of the movable ring, the static ring is sleeved on the upper portion of the movable ring, a lifting ring matched with the bearing portion is fixedly arranged at the bottom of the static ring, an anti-torsion gap is arranged between the inner hole wall of the lifting ring and the outer wall of the movable ring, a balance weight ring body is fixedly connected to the top of the static ring, and two symmetrically arranged lifting portions are fixedly arranged at the top of the balance weight ring body.
2. The drill assembly of an engineering drill according to claim 1, wherein: the bottom end of the sealing tube and the bottom end of the cylinder are in the same horizontal plane.
3. The drill assembly of an engineering drill according to claim 1, wherein: the bottom of the cylinder body is fixedly provided with drill teeth.
4. The drill assembly of an engineering drill according to claim 1, wherein: the bottom of the barrel is fixedly provided with a rotary excavating bottom door, and the center of the rotary excavating bottom door is provided with a through hole for a drill rod to pass through.
5. The drill assembly of an engineering drill according to claim 1, wherein: a plurality of reinforcing rib plates are fixedly connected between the torque transmission sleeve and the upper cover of the cylinder body, the reinforcing rib plates are uniformly arranged at intervals along the circumferential direction, and lifting holes are formed in the reinforcing rib plates to form the lifting part.
6. The drill assembly of an engineering drill according to claim 1, wherein: and two ends of the key teeth of the torque transmission internal spline and the torque transmission external spline are both arranged in a conical manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706652.5U CN210127829U (en) | 2019-05-17 | 2019-05-17 | Drilling tool assembly of engineering drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706652.5U CN210127829U (en) | 2019-05-17 | 2019-05-17 | Drilling tool assembly of engineering drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210127829U true CN210127829U (en) | 2020-03-06 |
Family
ID=69662355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920706652.5U Active CN210127829U (en) | 2019-05-17 | 2019-05-17 | Drilling tool assembly of engineering drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210127829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989715A (en) * | 2019-05-17 | 2019-07-09 | 天明(南京)智能装备科技有限公司 | The drill tool assembly of engineering driller |
-
2019
- 2019-05-17 CN CN201920706652.5U patent/CN210127829U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989715A (en) * | 2019-05-17 | 2019-07-09 | 天明(南京)智能装备科技有限公司 | The drill tool assembly of engineering driller |
| CN109989715B (en) * | 2019-05-17 | 2024-02-06 | 天明(南京)智能装备科技有限公司 | Drilling tool assembly of engineering driller |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109989705B (en) | Engineering driller capable of efficiently discharging slag | |
| CN201567950U (en) | Auger drill power head capable of being provided with various specifications and types of drill rods | |
| CN207485358U (en) | Drive casing pipe running device in wild card coupling type top | |
| CN113279694B (en) | Ultrashort two-way full-hydraulic drilling jar | |
| CN109989715B (en) | Drilling tool assembly of engineering driller | |
| CN111058771A (en) | Submarine multi-point percussion drilling core taking micro drilling machine carried by submersible | |
| CN210127829U (en) | Drilling tool assembly of engineering drilling machine | |
| CN104948110A (en) | Hole digging machine capable of realizing anchorage through manual control and running safely | |
| CN210127833U (en) | Rotary drilling bit of engineering drilling machine | |
| CN103821467A (en) | Hydraulic power chuck for automatic drilling machine | |
| CN103470185A (en) | Casing-running device and casing-running operation process | |
| CN210422455U (en) | Engineering drilling machine capable of efficiently discharging slag | |
| CN107489381B (en) | Overload-proof screw drilling tool | |
| CN215859971U (en) | Annular cutting core-taking down-the-hole hammer drill | |
| CN204283265U (en) | Roller devices, impact tong and iron driller | |
| CN213016245U (en) | Tool convenient for disassembling and assembling internal locking type drill rod | |
| CN201372732Y (en) | Drill bit | |
| CN210738473U (en) | Anti-drop drill bit is used in mineral exploration | |
| CN202645517U (en) | Casing running device | |
| CN209799863U (en) | Double-drill-bit hollow push-pull system for torque self-balancing drilling tool system | |
| CN208803815U (en) | Dig drilling boulder breaker soon | |
| CN104948103A (en) | Hole digging machine operating safely | |
| CN214604094U (en) | Lifting crane hydraulic cylinder locking cap dismounting device | |
| CN217327238U (en) | Drill rod disassembling and assembling manipulator for drilling machine and telescopic mechanism thereof | |
| CN218376358U (en) | Double dynamical pore-forming low tube construction equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |