CN208294437U - A kind of drill is bit Integrated - Google Patents
A kind of drill is bit Integrated Download PDFInfo
- Publication number
- CN208294437U CN208294437U CN201820460944.0U CN201820460944U CN208294437U CN 208294437 U CN208294437 U CN 208294437U CN 201820460944 U CN201820460944 U CN 201820460944U CN 208294437 U CN208294437 U CN 208294437U
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- Prior art keywords
- water
- stream channel
- low pressure
- water stream
- sliding spool
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 238000012384 transportation and delivery Methods 0.000 claims abstract description 49
- 238000005520 cutting process Methods 0.000 claims abstract description 34
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- 108091006146 Channels Proteins 0.000 description 48
- 239000003245 coal Substances 0.000 description 42
- 210000000515 tooth Anatomy 0.000 description 31
- 239000011435 rock Substances 0.000 description 11
- 238000005553 drilling Methods 0.000 description 9
- 230000035699 permeability Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
- 108010063290 Aquaporins Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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- Earth Drilling (AREA)
Abstract
A kind of drill is bit Integrated, including cylindrical bit body, the bit body is provided with the first water stream channel along its axial direction, first water stream channel two sides are symmetrically arranged with high pressure exhalant canal, water exit position regulating device is provided in first water stream channel, the water exit position regulating device includes slide valve and is slidably arranged in the intracorporal sliding spool of slide valve, sliding spool is connect by spring with slide valve, the second water stream channel is provided on the slide valve, third water stream channel is provided on the sliding spool, the slide valve is provided with low pressure delivery mouth close to one end of cutting tooth, the sliding spool is closed close to one end of low pressure delivery mouth by plug, the sliding spool is discharged through-holes far from multiple high pressures are provided on one end side wall of plug, multiple low pressure are provided on sliding spool side wall between plug and high pressure water outlet through-hole It is discharged through-hole, by adjusting the pressure of water flow in the first water stream channel, so that plug be made to block or not block low pressure delivery mouth.
Description
Technical field
The utility model relates to coal mine machinery technical field more particularly to a kind of drill are bit Integrated.
Background technique
Generated gas brings severe compromise to Safety of Coal Mine Production in progress of coal mining, therefore is exploiting
It needs to carry out gas drainage and dilution to Gas-bearing Coal Seams and rock stratum in the process.The extraction of gas and diluted concrete operations mode
It is first to drill out gas tap, then gas drainage pipe is extend into gas tap, finally by gas suction pump general watt
This extraction comes out, so that the gas contained in coal seam is diluted.
When boring gas tap, the bore mode that coal seam and rock stratum use is different, and rock stratum is needed using rock drill bit, coal
Layer is needed using Coal drill bit.In actual borehole, when coal bed drilling drilling is to rock stratum or when rockhole drilling is to coal seam, need
Drill bit and drilling rod are all recycled out of hole, with more bit change, frequently more bit change leads to that working efficiency is low, labor intensity
Greatly.
Utility model content
It is low so as to cause working efficiency in order to solve frequently to replace rock drill bit and Coal drill bit when boring gas tap
And the technical issues of large labor intensity, the purpose of the utility model is to provide a kind of drill is bit Integrated.
The technical scheme adopted by the utility model is a kind of drill is bit Integrated, including cylindrical bit body,
One end of bit body is provided with multiple cutting tooths, and the other end is provided with the internal screw thread for connecting with drill rod thread, the drill bit
Body is provided with the first water stream channel along its axial direction, and first water stream channel two sides are symmetrically arranged with high pressure exhalant canal, described
Water exit position regulating device is provided in first water stream channel, the water exit position regulating device includes slide valve and sliding setting
In the intracorporal sliding spool of slide valve, sliding spool is connect by spring with slide valve, and the second water stream channel is provided on the slide valve,
Third water stream channel is provided on the sliding spool, the slide valve is provided with low pressure delivery mouth, institute close to one end of cutting tooth
It states sliding spool and is closed close to one end of low pressure delivery mouth by plug, the sliding spool on one end side wall of plug far from being provided with
Multiple high pressures are discharged through-hole, and it is logical to be provided with multiple low pressure deliveries on the sliding spool side wall between plug and high pressure water outlet through-hole
Hole to make plug block or not block low pressure delivery mouth, and then makes to block up by adjusting the pressure of water flow in the first water stream channel
Third water stream channel is discharged through-hole by high pressure and is connected with high pressure exhalant canal when head blocks low pressure delivery mouth, blocks up plug not
Firmly third water stream channel when low pressure delivery mouth, low pressure delivery through-hole, the second water stream channel close to low pressure delivery mouth one end and
Low pressure delivery mouth is sequentially connected logical.
The high pressure exhalant canal is vertical setting with the first water stream channel.
The sliding spool in a tubular form, the multiple high pressure water outlet through-hole altogether there are four and along sliding spool circumferencial direction successively
Interval setting, the multiple low pressure delivery through-hole are total to there are four and are successively spaced setting along sliding spool circumferencial direction.
Compared with prior art, the utility model has the following beneficial effects:
The first, the utility model makes in drilling without not needing to bore according to the frequent more bit change in rock stratum and coal seam
Head and drilling rod are all recycled out of hole, so that drill is integrated, is improved working efficiency, are mitigated the labor intensity of worker；
The second, a kind of drill described in the utility model is bit Integrated, when drill bit drills in coal seam, makes water by height
Aquaporin outflow is extruded, i.e., high-speed water jet is sprayed by high pressure exhalant canal, the cutting tooth of drill bit is substantially zero load at this time, utilizes
High-speed water jet cuts coal, by adjusting the size of hydraulic pressure, to adjust the diameter for going out coal hole and go out coal
Amount number；The coal hole cut using high-speed water jet, it is bigger than being cut bored coal hole with original cutting tooth,
Coal body exposed area is increased, release inside coal seam, gas release are made, forms one by " point " to " line ", by " line " to " face ",
By " face " to the distressed zone of " entirety ", expands coal seam pressure relief range, improves coal body gas permeability, it is more adaptable；
When third, drill bit drill in rock stratum, flow out water by low pressure delivery mouth, drilling is mainly by cutting tooth by rock
Cutting is got off, and the landwaste powder cut is rushed in time and discharged by the water flowed out by low pressure delivery mouth, is improved work efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram when water in the utility model is flowed out by low pressure delivery mouth；
Fig. 2 is the structural schematic diagram when water in the utility model is flowed out by high pressure exhalant canal.
Specific embodiment
It elaborates in the following with reference to the drawings and specific embodiments to the utility model.
Embodiment 1
As shown in Figure 1 to Figure 2, a kind of drill is bit Integrated, including cylindrical bit body 1, one end of bit body 1
Multiple cutting tooths 2 are provided with, the other end is provided with the internal screw thread for connecting with drill rod thread.
The bit body 1 is provided with the first water stream channel 3 along its axial direction, and 3 two sides of the first water stream channel are symmetrical arranged
There is high pressure exhalant canal 4.
Water exit position regulating device 5 is provided in first water stream channel 3, the water exit position regulating device 5 includes
Slide valve 501 and the sliding spool 502 being slidably arranged in slide valve 501, sliding spool 502 are connected by spring 503 and slide valve 501
It connects.
It is provided with the second water stream channel 504 on the slide valve 501, it is logical that third water flow is provided on the sliding spool 502
Road 505, the one end of the second water stream channel 504 far from cutting tooth 2 are connected with the first water stream channel 3 far from one end of cutting tooth 2,
The one end of third water stream channel 505 far from cutting tooth 2 is connected with third water stream channel 505 far from one end of cutting tooth 2.
The slide valve 501 is provided with low pressure delivery mouth 506 close to one end of cutting tooth 2, and the sliding spool 502 is close to low
The one end for extruding the mouth of a river 506 is closed by plug 507, and the sliding spool 502 is more far from being provided on one end side wall of plug 507
A high pressure is discharged through-hole 508, is provided on 502 side wall of sliding spool between plug 507 and high pressure water outlet through-hole 508 multiple low
Water through-hole 509 is extruded, by adjusting the pressure of water flow in the first water stream channel 3, so that plug 507 be made to block or not block low pressure
Water outlet 506, and then third water stream channel 505 by high pressure is discharged through-hole 508 when plug 507 being made to block low pressure delivery mouth 506
It is connected with high pressure exhalant canal 4, third water stream channel 505, low pressure delivery when plug 507 being made not block low pressure delivery mouth 506
Through-hole 509, the second water stream channel 504 are sequentially connected logical close to one end of low pressure delivery mouth 506 and low pressure delivery mouth 506.
When the pressure for adjusting water is less than the pretightning force of spring 503, water flows successively through the first water stream channel 3, the second water flow
The one end far from cutting tooth 2 of channel 504, third water stream channel 505, low pressure delivery through-hole 509, the second water stream channel 504 are close
One end of cutting tooth 2, and finally flowed out by low pressure delivery mouth 506.
When the pressure for adjusting water is greater than the pretightning force of spring 503, water pushes sliding spool 502 to the side close to cutting tooth 2
To movement, until plug 507 blocks low pressure delivery mouth 506, so that it is logical so that water is flowed successively through the first water stream channel 3, the second water flow
The one end far from cutting tooth 2 of road 504, third water stream channel 505, high pressure are discharged through-hole 508, and finally by high pressure exhalant canal 4
Outflow.
When drill bit described in the utility model drills in rock stratum, flow out water by low pressure delivery mouth 506, drilling is main
It is that Rock Cutting is got off by cutting tooth 2, the water flowed out by low pressure delivery mouth 506 discharges the landwaste powder cut punching.
It when drill bit drills in coal seam, flows out water by high pressure exhalant canal 4, i.e., height is sprayed by high pressure exhalant canal 4
Fast water jet, the cutting tooth 2 of drill bit is substantially zero load at this time, is cut using high-speed water jet coal, by adjusting hydraulic pressure
Size, thus adjust go out coal hole diameter and rush coal output number.It is cut to obtain using high-speed water jet
Coal hole, it is bigger than being cut bored coal hole with original cutting tooth, increase coal body exposed area, make release inside coal seam,
Gas release forms one by " point " to " line ", is expanded coal seam by " face " to the distressed zone of " entirety " by " line " to " face " and unloaded
It presses range, improve coal body gas permeability, it is more adaptable.
The high pressure exhalant canal 4 is vertical setting with the first water stream channel 3, so that the utility model structure is more stepped up
It gathers, high-speed water jet is more strong.
In a tubular form, there are four and along the circles of sliding spool 502 altogether for the multiple high pressure water outlet through-hole 508 for the sliding spool 502
Circumferential direction is successively spaced setting, the multiple low pressure delivery through-hole 509 altogether there are four and along 502 circumferencial direction of sliding spool successively
Interval setting, so that the utility model can easily be accommodated, structure has more adaptability.
Embodiment 2
As shown in Figure 1 to Figure 2, a kind of drill is bit Integrated, including cylindrical bit body 1, one end of bit body 1
Multiple cutting tooths 2 are provided with, the other end is provided with the internal screw thread for connecting with drill rod thread.
The bit body 1 is provided with the first water stream channel 3 along its axial direction, and 3 two sides of the first water stream channel are symmetrical arranged
There is high pressure exhalant canal 4.
Water exit position regulating device 5 is provided in first water stream channel 3, the water exit position regulating device 5 includes
Slide valve 501 and the sliding spool 502 being slidably arranged in slide valve 501, sliding spool 502 are connected by spring 503 and slide valve 501
It connects.
It is provided with the second water stream channel 504 on the slide valve 501, it is logical that third water flow is provided on the sliding spool 502
Road 505, the one end of the second water stream channel 504 far from cutting tooth 2 are connected with the first water stream channel 3 far from one end of cutting tooth 2,
The one end of third water stream channel 505 far from cutting tooth 2 is connected with third water stream channel 505 far from one end of cutting tooth 2.
The slide valve 501 is provided with low pressure delivery mouth 506 close to one end of cutting tooth 2, and the sliding spool 502 is close to low
The one end for extruding the mouth of a river 506 is closed by plug 507, and the sliding spool 502 is more far from being provided on one end side wall of plug 507
A high pressure is discharged through-hole 508, is provided on 502 side wall of sliding spool between plug 507 and high pressure water outlet through-hole 508 multiple low
Water through-hole 509 is extruded, by adjusting the pressure of water flow in the first water stream channel 3, so that plug 507 be made to block or not block low pressure
Water outlet 506, and then third water stream channel 505 by high pressure is discharged through-hole 508 when plug 507 being made to block low pressure delivery mouth 506
It is connected with high pressure exhalant canal 4, third water stream channel 505, low pressure delivery when plug 507 being made not block low pressure delivery mouth 506
Through-hole 509, the second water stream channel 504 are sequentially connected logical close to one end of low pressure delivery mouth 506 and low pressure delivery mouth 506.
When the pressure for adjusting water is less than the pretightning force of spring 503, water flows successively through the first water stream channel 3, the second water flow
The one end far from cutting tooth 2 of channel 504, third water stream channel 505, low pressure delivery through-hole 509, the second water stream channel 504 are close
One end of cutting tooth 2, and finally flowed out by low pressure delivery mouth 506.
When the pressure for adjusting water is greater than the pretightning force of spring 503, water pushes sliding spool 502 to the side close to cutting tooth 2
To movement, until plug 507 blocks low pressure delivery mouth 506, so that it is logical so that water is flowed successively through the first water stream channel 3, the second water flow
The one end far from cutting tooth 2 of road 504, third water stream channel 505, high pressure are discharged through-hole 508, and finally by high pressure exhalant canal 4
Outflow.
When drill bit described in the utility model drills in rock stratum, flow out water by low pressure delivery mouth 506, drilling is main
It is that Rock Cutting is got off by cutting tooth 2, the water flowed out by low pressure delivery mouth 506 discharges the landwaste powder cut punching.
It when drill bit drills in coal seam, flows out water by high pressure exhalant canal 4, i.e., height is sprayed by high pressure exhalant canal 4
Fast water jet, the cutting tooth 2 of drill bit is substantially zero load at this time, is cut using high-speed water jet coal, by adjusting hydraulic pressure
Size, thus adjust go out coal hole diameter and rush coal output number.It is cut to obtain using high-speed water jet
Coal hole, it is bigger than being cut bored coal hole with original cutting tooth, increase coal body exposed area, make release inside coal seam,
Gas release forms one by " point " to " line ", is expanded coal seam by " face " to the distressed zone of " entirety " by " line " to " face " and unloaded
It presses range, improve coal body gas permeability, it is more adaptable.
The high pressure exhalant canal 4 is vertical setting with the first water stream channel 3, so that the utility model structure is more stepped up
It gathers, high-speed water jet is more strong.
In a tubular form, there are four and along the circles of sliding spool 502 altogether for the multiple high pressure water outlet through-hole 508 for the sliding spool 502
Circumferential direction is successively spaced setting, the multiple low pressure delivery through-hole 509 altogether there are four and along 502 circumferencial direction of sliding spool successively
Interval setting, so that the utility model can easily be accommodated, structure has more adaptability.
In a tubular form, slide valve 501, sliding spool 502, bit body 1 are coaxially disposed the slide valve 501, so that this is practical new
The water exit position regulating device 5 of type is easier to adjust.
The present embodiment is given detailed embodiment and was specifically operated premised on technical solutions of the utility model
Journey, but the protection scope of the utility model is not limited to the above embodiments.
Claims (3)
1. a kind of drill is bit Integrated, including cylindrical bit body (1), one end of bit body (1) is provided with multiple cut
It cuts tooth (2), the other end is provided with the internal screw thread for connecting with drill rod thread, and the bit body (1) is provided with along its axial direction
One water stream channel (3), it is characterised in that: the first water stream channel (3) two sides are symmetrically arranged with high pressure exhalant canal (4), institute
It states and is provided with water exit position regulating device (5) in the first water stream channel (3), the water exit position regulating device (5) includes slide valve
Body (501) and the sliding spool (502) being slidably arranged in slide valve (501), sliding spool (502) pass through spring (503) and slide valve
Body (501) connects, and is provided with the second water stream channel (504) on the slide valve (501), is provided on the sliding spool (502)
Third water stream channel (505), the slide valve (501) are provided with low pressure delivery mouth (506), institute close to the one end of cutting tooth (2)
It states sliding spool (502) to close close to the one end of low pressure delivery mouth (506) by plug (507), the sliding spool (502) is far from stifled
Multiple high pressure water outlets through-hole (508) are provided on one end side wall of head (507), in plug (507) and high pressure water outlet through-hole (508)
Between sliding spool (502) side wall on be provided with multiple low pressure delivery through-holes (509), by adjust the first water stream channel (3) in
The pressure of water flow so that plug (507) be made to block or not block low pressure delivery mouth (506), and then makes plug (507) block low pressure
Third water stream channel (505) is connected by high pressure water outlet through-hole (508) with high pressure exhalant canal (4) when water outlet (506), is made
Third water stream channel (505), low pressure delivery through-hole (509), the second water flow when plug (507) does not block low pressure delivery mouth (506)
Channel (504) is sequentially connected logical close to the one end of low pressure delivery mouth (506) and low pressure delivery mouth (506).
2. a kind of drill as described in claim 1 is bit Integrated, it is characterised in that: the high pressure exhalant canal (4) and the
One water stream channel (3) is vertical setting.
3. a kind of drill as described in claim 1 is bit Integrated, it is characterised in that: the sliding spool (502) in a tubular form, institute
Multiple high pressures water outlets through-hole (508) are stated to be total to there are four and be successively spaced setting along sliding spool (502) circumferencial direction, it is the multiple
Setting is successively spaced there are four low pressure delivery through-hole (509) is total and along sliding spool (502) circumferencial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820460944.0U CN208294437U (en) | 2018-03-30 | 2018-03-30 | A kind of drill is bit Integrated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820460944.0U CN208294437U (en) | 2018-03-30 | 2018-03-30 | A kind of drill is bit Integrated |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208294437U true CN208294437U (en) | 2018-12-28 |
Family
ID=64695243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820460944.0U Expired - Fee Related CN208294437U (en) | 2018-03-30 | 2018-03-30 | A kind of drill is bit Integrated |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208294437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505945A (en) * | 2018-03-30 | 2018-09-07 | 平顶山天成钻机钻具制造有限公司 | A kind of drill is bit Integrated |
-
2018
- 2018-03-30 CN CN201820460944.0U patent/CN208294437U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108505945A (en) * | 2018-03-30 | 2018-09-07 | 平顶山天成钻机钻具制造有限公司 | A kind of drill is bit Integrated |
| CN108505945B (en) * | 2018-03-30 | 2024-05-14 | 平顶山天成矿山工程设备有限公司 | Punching and drilling integrated drill bit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 467000 Zhenzhong Road South, donggongren Town, Ping'an Avenue, Weidong District, Pingdingshan City, Henan Province Patentee after: Pingdingshan Tiancheng Mining Engineering Equipment Co.,Ltd. Address before: 467000 Middle Section of Longshan Avenue, Jiaxian County, Pingdingshan City, Henan Province Patentee before: PINGDINGSHAN TIANCHENG DRILLING MACHINE AND DRILLING TOOL MANUFACTURING CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230331 Address after: 467000 South of the intersection of Ping An Avenue and Fa Fa Yi Road, Donggong Town Street, Weidong District, Pingdingshan City, Henan Province, 750 meters west (5th floor of the office building of Pingdingshan Tiancheng Mining Engineering Equipment Co., Ltd.) Patentee after: Tiefulai (Pingdingshan) Intelligent Safety Equipment Co.,Ltd. Address before: 467000 Zhenzhong Road South, donggongren Town, Ping'an Avenue, Weidong District, Pingdingshan City, Henan Province Patentee before: Pingdingshan Tiancheng Mining Engineering Equipment Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181228 |