CN201554379U - Novel roadway floor bolt-hole deep-drilling hydraulic slag discharge drill pipe - Google Patents
Novel roadway floor bolt-hole deep-drilling hydraulic slag discharge drill pipe Download PDFInfo
- Publication number
- CN201554379U CN201554379U CN2009202970952U CN200920297095U CN201554379U CN 201554379 U CN201554379 U CN 201554379U CN 2009202970952 U CN2009202970952 U CN 2009202970952U CN 200920297095 U CN200920297095 U CN 200920297095U CN 201554379 U CN201554379 U CN 201554379U
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- drilling rod
- sleeve
- connector
- drill pipe
- end connector
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Abstract
The utility model relates to a drill pipe, in particular to a novel roadway floor bolt-hole deep-drilling hydraulic slag discharge drill pipe which can effectively solve the problems of heavy drilling equipment, big bore, difficult slag discharge, low drilling speed and shallow bore. The technical proposal of the utility model is that a drill pipe is arranged in a sleeve and both ends of the drill pipe are extended out of the sleeve; the upper end connector of the drill pipe is connected with an upper interface connector and the lower end connector of the drill pipe is connected with a lower interface connector; both ends of the drill pipe are connected with the sleeve through closed bearings and bearing sleeve connectors; a water and slag discharge channel is formed in the clearance between the drill pipe and the sleeve; hoop reinforcement is helically encircled on the outer wall of the drill pipe; a water inlet channel is arranged in the drill pipe. The utility model which is an innovative product of drilling equipment has the advantages of novel and unique structure, simple operation, high drilling speed, deep bore, small bore and fast slag discharge.
Description
One, technical field
The utility model relates to drilling rod, particularly a kind of novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod.
Two, background technology
Along with increasing, the pit mining degree of depth of coal in China mining rate constantly increases, the floor lift in gallery phenomenon is more and more outstanding.Extensive use along with bolt support, for effective improvement of floor lift in gallery provides a kind of good way, yet the key of roadway floor bolthole deep well drilling difficulty is deslagging, at present, the base plate bolthole mode of creeping into is mainly: 1. utilize the roofbolt rig to creep into, carry out deslagging by the mode in high pressure wind hole; 2. utilize electric coal drill twist drill rods supporting to hole, carry out deslagging by the rotation of twist drill rods with it; 3. utilize all-hydraulic tunnel drilling rig to hole by high propulsive force.Before the shortcoming of dual mode be the purpose that can not well reach deslagging, cause rate of penetration slow and hole shallow; The equipment heaviness that the third mode is used, operating difficulties, and also speed is slow, and pore-forming big (φ 90mm) just can reach the requirement of " three footpath couplings " in the time of must using special anchor pole or anchorage cable anchoring.Therefore it is effective to develop a kind of deslagging, and drilling efficiency height, the drilling apparatus that drilling depth is big are that the crowd is expected.
Three, utility model content
At above-mentioned situation, for overcoming the prior art defective, the purpose of the utility model just provides a kind of novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod, can effectively solve the drilling equipment heaviness, pore-forming is big, the deslagging difficulty, rate of penetration is slow, the shallow difficult problem of holing, the technical scheme of its solution is, have two ends to stretch out the drilling rod of sleeve in the sleeve, drilling rod upper end connector is connected with last interface connector, and the lower end connector is connected with the lower interface connector, two ends of drill portion is connected with sleeve with the bearing sleeve connector through the closed bearing, gap between drilling rod and the sleeve constitutes the draining slagging channel, have on the drilling rod periphery wall spiral around the ring muscle, intake tunnel is arranged in the drilling rod.The utility model novel structure uniqueness, simple to operate, rate of penetration is fast, and boring is dark, and pore-forming is little, and deslagging is fast, is the innovation on the drilling apparatus.
Four, description of drawings
Fig. 1 is a structure sectional view of the present utility model.
Fig. 2 is the structure sectional view of lower interface connector of the present utility model.
Fig. 3 is the structural front view of lower interface connector of the present utility model.
Fig. 4 is a structure sectional view of going up the interface connector of the present utility model.
Fig. 5 is the structural front view that goes up the interface connector of the present utility model.
Fig. 6 is the structural perspective of bearing sleeve connector of the present utility model.
Five, the specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is elaborated.
Provide by Fig. 1-Fig. 6, structure of the present utility model is, there are two ends to stretch out the drilling rod 4 of sleeve in the sleeve 6, drilling rod 4 upper end connectors 15 are connected with last interface connector 1, lower end connector 16 is connected with lower interface connector 9, and drilling rod 4 both ends are connected with sleeve with bearing sleeve connector 3 through closed bearing 2, and the gap between drilling rod and the sleeve constitutes draining slagging channel 7, have on drilling rod 4 periphery walls spiral around ring muscle 8, intake tunnel 5 is arranged in the drilling rod 4.
In order to guarantee result of use, said closed bearing 2 inner rings are fixed on the drilling rod 4, and closed bearing 2 outer rings are fixed on the bearing sleeve connector 3; The said interface connector 1 of going up is made of upper body and lower body, the upper body is cone, external screw thread 11 is arranged on the periphery wall, there is the top passageway 12 identical with intake tunnel 5 diameters at the center, lower body is the cylinder of hollow, internal thread 13 is arranged in the cylinder, and the cylinder upper outside has the plane 14 (seeing shown in Figure 4) of step; Said upper end connector 15 and lower end connector 16 are structure as a whole with drilling rod 4, the diameter of upper end connector 15 and lower end connector 16 is less than drilling rod 4 diameters, on upper end connector and the lower end connector periphery wall last external screw thread 18 and following external screw thread 17 are arranged respectively, the upper end connector through last external screw thread and cylinder internal thread spinning in last interface connector 1 cylinder; Said lower interface connector 9 is the cylindrical shell of hollow, cylindrical shell internal thread 19 is arranged in the cylindrical shell, draw-in groove 20 is arranged on the outer wall, the lower end connector shape size of cylindrical shell internal upper part and drilling rod 4 matches should, the lower end connector is through external screw thread and cylindrical shell internal thread are fixed on the cylindrical shell internal upper part down, the cone size shape of interior bottom of cylindrical shell and last interface connector 1 matches and answers, and cone is fixed on bottom in the cylindrical shell through external screw thread and cylindrical shell internal thread; Said bearing sleeve connector 3 is circular ring bodies, and the boss 21 (seeing shown in Figure 6) of projection is laterally arranged on the ring bodies periphery wall; Said sleeve 6 is the cylindrical body of hollow, and the thickening layer of promising one has sleeve external screw thread 10 on the outer wall of sleeve both ends on the thickening layer.
Mode of occupation of the present utility model is; when the base plate bolthole creeps into; rig drives the drill bit rotation by drilling rod 4 and advances broken rock; water under high pressure is transported at the bottom of the hole through the intake tunnel 5 of drilling rod 4, carries out wash boring and cooling drill bit, utilizes self priming pump will be suspended with outside the sewage tap of drilling cuttings by the draining slagging channel 7 between drilling rod 4 and the sleeve 6; finish and creep into deslagging; sleeve 6 not with drilling rod 4 rotations, and then has been protected hole wall under the effect of a pair of closed bearing 2 and bearing sleeve connector 3.
The beneficial effects of the utility model are with drilling cuttings rapidly outside the tap in roadway floor bolthole deep well drilling process, realized working continuously, convenient fast, deep well drilling, the utility model deslagging is effective, the structure dexterity, convenient and practical, can improve speed that the roadway floor bolthole creeps into more than 2 times, the about φ 36mm of drilling diameter, realizing the slim-hole drilling of base plate armature boring, is the much progress on floor lift in gallery is administered, and has significant economic and social benefit.
Claims (7)
1. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod, it is characterized in that, there are two ends to stretch out the drilling rod of sleeve (4) in the sleeve (6), drilling rod (4) upper end connector (15) is connected with last interface connector (1), lower end connector (16) is connected with lower interface connector (9), drilling rod (4) both ends are connected with sleeve with bearing sleeve connector (3) through closed bearing (2), gap between drilling rod and the sleeve constitutes draining slagging channel (7), have on drilling rod (4) periphery wall spiral around ring muscle (8), intake tunnel (5) is arranged in the drilling rod (4).
2. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod according to claim 1 is characterized in that said closed bearing (2) inner ring is fixed on the drilling rod (4), and closed bearing (2) outer ring is fixed on the bearing sleeve connector (3).
3. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod according to claim 1, it is characterized in that, the said interface connector (1) of going up is made of upper body and lower body, the upper body is cone, external screw thread (11) is arranged on the periphery wall, and there is the top passageway (12) identical with intake tunnel (5) diameter at the center, and lower body is the cylinder of hollow, internal thread (13) is arranged in the cylinder, and the cylinder upper outside has the plane (14) of step.
4. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod according to claim 1, it is characterized in that, said upper end connector (15) and lower end connector (16) are structure as a whole with drilling rod (4), the diameter of upper end connector (15) and lower end connector (16) is less than drilling rod (4) diameter, on upper end connector and the lower end connector periphery wall last external screw thread (18) and following external screw thread (17) are arranged respectively, the upper end connector through last external screw thread and cylinder internal thread spinning in last interface connector (1) cylinder.
5. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod according to claim 1, it is characterized in that, said lower interface connector (9) is the cylindrical shell of hollow, cylindrical shell internal thread (19) is arranged in the cylindrical shell, draw-in groove (20) is arranged on the outer wall, the lower end connector shape size of cylindrical shell internal upper part and drilling rod (4) matches should, the lower end connector is through external screw thread and cylindrical shell internal thread are fixed on the cylindrical shell internal upper part down, the cone size shape of interior bottom of cylindrical shell and last interface connector (1) matches and answers, and cone is fixed on bottom in the cylindrical shell through external screw thread and cylindrical shell internal thread.
6. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod according to claim 1 is characterized in that, said bearing sleeve connector (3) is circular ring bodies, and the boss (21) of projection is laterally arranged on the ring bodies periphery wall.
7. novel roadway floor bolthole deep well drilling hydraulic slag discharging drilling rod according to claim 1, it is characterized in that, said sleeve (6) is the cylindrical body of hollow, and the thickening layer of promising one on the outer wall of sleeve both ends has sleeve external screw thread (10) on the thickening layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202970952U CN201554379U (en) | 2009-12-18 | 2009-12-18 | Novel roadway floor bolt-hole deep-drilling hydraulic slag discharge drill pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202970952U CN201554379U (en) | 2009-12-18 | 2009-12-18 | Novel roadway floor bolt-hole deep-drilling hydraulic slag discharge drill pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201554379U true CN201554379U (en) | 2010-08-18 |
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ID=42614061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202970952U Expired - Fee Related CN201554379U (en) | 2009-12-18 | 2009-12-18 | Novel roadway floor bolt-hole deep-drilling hydraulic slag discharge drill pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201554379U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103382817A (en) * | 2013-07-26 | 2013-11-06 | 中国矿业大学 | Anchoring anti-blocking drill pipe for coal mine base plate |
| CN103742080A (en) * | 2014-01-22 | 2014-04-23 | 江苏省无锡探矿机械总厂有限公司 | Composite driving drive rod |
| CN105604481A (en) * | 2016-03-14 | 2016-05-25 | 中国矿业大学(北京) | Multi-power-source combined drilling unit for soft coal seam drilling and using method thereof |
| CN106948781A (en) * | 2017-05-19 | 2017-07-14 | 安徽理工大学 | A kind of mining detachable waterpower deslagging drilling rod |
| CN108756763A (en) * | 2018-05-14 | 2018-11-06 | 广西钟山县天顺石材有限公司 | A kind of exploitation of stone burrows device |
| CN109184590A (en) * | 2018-11-19 | 2019-01-11 | 河南理工大学 | A kind of deep well drilling method and device |
-
2009
- 2009-12-18 CN CN2009202970952U patent/CN201554379U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103382817A (en) * | 2013-07-26 | 2013-11-06 | 中国矿业大学 | Anchoring anti-blocking drill pipe for coal mine base plate |
| CN103382817B (en) * | 2013-07-26 | 2016-01-20 | 中国矿业大学 | The anti-blocking drilling rod of a kind of mine floor anchoring |
| CN103742080A (en) * | 2014-01-22 | 2014-04-23 | 江苏省无锡探矿机械总厂有限公司 | Composite driving drive rod |
| CN105604481A (en) * | 2016-03-14 | 2016-05-25 | 中国矿业大学(北京) | Multi-power-source combined drilling unit for soft coal seam drilling and using method thereof |
| CN105604481B (en) * | 2016-03-14 | 2017-11-10 | 中国矿业大学(北京) | Multi power source way-type drilling unit for soft seam drilling |
| CN106948781A (en) * | 2017-05-19 | 2017-07-14 | 安徽理工大学 | A kind of mining detachable waterpower deslagging drilling rod |
| CN108756763A (en) * | 2018-05-14 | 2018-11-06 | 广西钟山县天顺石材有限公司 | A kind of exploitation of stone burrows device |
| CN109184590A (en) * | 2018-11-19 | 2019-01-11 | 河南理工大学 | A kind of deep well drilling method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100818 Termination date: 20121218 |