CN102419265B - Rock breaking experimental device under high temperature and high pressure condition - Google Patents
Rock breaking experimental device under high temperature and high pressure condition Download PDFInfo
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- CN102419265B CN102419265B CN201110268987.1A CN201110268987A CN102419265B CN 102419265 B CN102419265 B CN 102419265B CN 201110268987 A CN201110268987 A CN 201110268987A CN 102419265 B CN102419265 B CN 102419265B
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Abstract
The invention provides a rock breaking experimental device under a high temperature and high pressure condition. The rock breaking experimental device comprises a pressurizing machine and a high-temperature pressure chamber which is arranged inside the pressurizing machine and used for heating rock samples; a rock sample upper pressure head is arranged at the upper part of the high-temperature pressure chamber and a central cylinder pressure head and a confining pressure cylinder pressure head, which are used for pressurizing the rock samples, are arranged at the lower part of the high-temperature pressure chamber; the upper part of the pressurizing machine is provided with a drilling platform for drilling the inner part of the high-temperature pressure chamber and the drilling platform is provided with a drilling machine bracket; the drilling machine bracket is hinged with a drilling machine cross beam which can rotate around the drilling machine bracket; the drilling machine cross beam is provided with a drilling machine and a drilling machine fixing rod; the drilling machine is provided with a water inlet in which a drilling rod is lead; and a drilling rod channel is arranged at the middle part of the drilling platform and the inlet of the drilling rod channel is provided with a slag discharging device for leading in the drilling rod. According to the rock breaking experimental device under the high temperature and the high pressure condition, researches on a drilling speed, a rock breaking efficiency, mutual effects of a drilling tool and surrounding rocks and the like of different rock breaking ways under the high temperature and high pressure condition can be carried out and the rock-breaking drilling to hard rocks under conditions of the high temperature and a great burial depth can be simulated.
Description
Technical field
The present invention relates to a kind of rock-breaking drilling experimental provision, especially a kind of experimental provision that is applicable to realize under High Temperature High Pressure rock-breaking drilling.
Background technology
Along with the development of human society, more and more such as the engineering problem that Deep Oil-gas exploitation, the exploitation of high temperature rock mass underground heat, underground coal gasification(UCG) etc. are relevant with temperature.For example: the degree of depth of petroleum drilling has reached 8000m, Geothermal Resources in Hot Dry Rock mining depth is more than 5000m, and underground coal gasification(UCG) temperature is also more than 1000 ℃.These engineerings all relate to a major issue relevant with high-temperature and high pressure, under high temperature and high pressure environment, solid rock being broken to rock creeps into, the rock breaking mechanism problem of solid rock under this high-temperature and high-pressure conditions in the urgent need to address, and there is no at present the experimental provision of simulating rock-breaking drilling under this condition.
Summary of the invention
The object of the invention is to overcome the weak point in prior art, the broken rock experimental provision under a kind of simple in structure, easy to operate, High Temperature High Pressure that test effect is good is provided.
For achieving the above object, broken rock experimental provision under High Temperature High Pressure of the present invention, comprise pressuring machine, be located at the high temperature pressure chamber of in pressuring machine, rock sample being heated, the top of high temperature pressure chamber is provided with rock sample seaming chuck, bottom is provided with central cylinder pressure head and the confined pressure cylinder pressure head that rock sample is pressurizeed, the top of described pressuring machine is provided with to the indoor platform of drilling of executing brill of high temperature pressure, the rig bracket that the platform of drilling is provided with, on rig bracket, be hinged with the rig crossbeam that can rotate around rig bracket, rig crossbeam is provided with rig and rig fixed bar, rig is provided with the water inlet that passes into drilling rod, the drill middle part of platform is provided with drilling rod passage, the porch of drilling rod passage is provided with the slag-draining device that imports drilling rod.
Described rig fixed bar top and rig beam welding, bottom is fixed by screws in drills on platform; Described slag-draining device comprises the guide pin bushing communicating with drilling rod passage and is located at the deslagging water delivering orifice on guide pin bushing.
Beneficial effect: can realize when rock sample is heated and pressurizeed and carry out rock-breaking drilling experiment, can adjust drilling parameter and broken rock mode according to different experiments object, its drilling rod can be installed dissimilar drill bit; Drilling rod enters high temperature pressure chamber by the drilling rod passage at the platform center of drilling, and arrives the upper surface center of rock sample; Water purification arrives rock sample by the inlet opening in drilling rod and holes, and the landwaste getting out is taken out of by drilling rod passage, through deslagging water delivering orifice, discharges.Can carry out the research of creeping into the aspects such as speed, efficiency of breaking rock, drilling tool and country rock interaction of the broken rock mode of impact under high-temperature and high-pressure conditions-cutting.It is simple in structure, easy to operate, test effect is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is I-I vertical view of Fig. 1.
Fig. 3 is II-II vertical view of Fig. 1.
In figure: 1-high temperature pressure chamber; 2-central cylinder pressure head; 3-confined pressure cylinder pressure head; 4-slag-draining device; 4-1-deslagging water delivering orifice; 4-2-guide pin bushing; 5-base; 6-column; 7-rock sample; The 8-platform of drilling; 9-rig bracket; 10-rig crossbeam; 11-rig; 12-rig fixed bar; 13-water inlet; 14-drilling rod; 15-drilling rod passage; 16-high temperature pressure chamber upper cover plate; 17-rock sample seaming chuck.
Embodiment
Below in conjunction with accompanying drawing, one embodiment of the present of invention are further described:
As shown in Figure 1, broken rock experimental provision under High Temperature High Pressure of the present invention, mainly by pressuring machine, high temperature pressure chamber 1, rig 11 and slag-draining device 4 form, the high temperature pressure chamber 1 that rock sample 7 is heated is located in pressuring machine, the top of high temperature pressure chamber 1 is provided with rock sample seaming chuck 17, bottom is provided with central cylinder pressure head 2 and the confined pressure cylinder pressure head 3 that rock sample 7 is pressurizeed, pressuring machine comprises base 5, be located at drill four columns 6 of platform 8 of base 5 upper supports, the top of pressuring machine is provided with to the platform 8 of drilling of executing brill in high temperature pressure chamber 1, the drill bottom of platform 8 is provided with the high temperature pressure chamber upper cover plate 16 being pressed on rock sample seaming chuck 17, the rig bracket 9 that the platform 8 of drilling is provided with, on rig bracket 9, being hinged with can be around the rig crossbeam 10 of rig bracket 9 rotations, rig crossbeam 10 is provided with rig 11 and rig fixed bar 12, the top of rig fixed bar 12 and 10 welding of rig crossbeam, bottom is fixed by screws in drills on platform 8, the stability of rig 11 while drilling operation with assurance.Rig 11 is provided with the water inlet 13 that passes into drilling rod 14, and the middle part of the platform 8 of drilling is provided with drilling rod passage 15, and the porch of drilling rod passage 15 is provided with the slag-draining device 4 that imports drilling rod 14.Slag-draining device 4 comprises the guide pin bushing 4-2 that communicates with drilling rod passage 15 and is located at the deslagging water delivering orifice 4-1 on guide pin bushing 4-2, as shown in Figure 2.
Claims (1)
1. the broken rock experimental provision under a High Temperature High Pressure, comprise pressuring machine, be located at the high temperature pressure chamber (1) of in pressuring machine, rock sample (7) being heated, the top of high temperature pressure chamber (1) is provided with rock sample seaming chuck (17), bottom is provided with central cylinder pressure head (2) and the confined pressure cylinder pressure head (3) that rock sample (7) is pressurizeed, also comprise rig (11), rig (11) is provided with the water inlet (13) that passes into drilling rod (14), the below of drilling rod (14) is provided with slag-draining device (4), it is characterized in that: the top of described pressuring machine is provided with to the platform of drilling (8) of executing brill in high temperature pressure chamber (1), the rig bracket (9) that the platform (8) of drilling is provided with, on rig bracket (9), being hinged with can be around the rig crossbeam (10) of rig bracket (9) rotation, rig crossbeam (10) is provided with rig (11) and rig fixed bar (12), described rig fixed bar (12) top and rig crossbeam (10) welding, bottom is fixed by screws on the platform of drilling (8), the drill middle part of platform (8) is provided with drilling rod passage (15), slag-draining device (4) is located at the porch of drilling rod passage (15), and described slag-draining device (4) comprises the guide pin bushing (4-2) communicating with drilling rod passage (15) and is located at the deslagging water delivering orifice (4-1) on guide pin bushing (4-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110268987.1A CN102419265B (en) | 2011-09-13 | 2011-09-13 | Rock breaking experimental device under high temperature and high pressure condition |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110268987.1A CN102419265B (en) | 2011-09-13 | 2011-09-13 | Rock breaking experimental device under high temperature and high pressure condition |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102419265A CN102419265A (en) | 2012-04-18 |
| CN102419265B true CN102419265B (en) | 2014-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110268987.1A Expired - Fee Related CN102419265B (en) | 2011-09-13 | 2011-09-13 | Rock breaking experimental device under high temperature and high pressure condition |
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| CN (1) | CN102419265B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110344813A (en) * | 2019-05-23 | 2019-10-18 | 中国地质大学（武汉） | A kind of superhigh-temperature and-pressure analogic drilling experimental facilities |
| CN112727390B (en) * | 2020-12-31 | 2022-07-22 | 西南石油大学 | Rock debris collecting device for mechanical rock breaking test and drilling evaluation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101749039A (en) * | 2009-12-18 | 2010-06-23 | 河南理工大学 | Deep well drilling waterpower deslagging device of floor anchor rod hole of tunnel |
| CN201548462U (en) * | 2009-10-21 | 2010-08-11 | 中国矿业大学 | Triaxial rock sample heating device under pressure |
| CN202274995U (en) * | 2011-09-13 | 2012-06-13 | 中国矿业大学 | Rock breaking experimental device under high temperature and high pressure |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2612792Y (en) * | 2003-04-15 | 2004-04-21 | 天津市景宝科技有限公司 | Down-hole high pressure continuous stream jetting drilling tool |
| FI120559B (en) * | 2006-01-17 | 2009-11-30 | Sandvik Mining & Constr Oy | Method for measuring a voltage wave, measuring device and rock crushing device |
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2011
- 2011-09-13 CN CN201110268987.1A patent/CN102419265B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201548462U (en) * | 2009-10-21 | 2010-08-11 | 中国矿业大学 | Triaxial rock sample heating device under pressure |
| CN101749039A (en) * | 2009-12-18 | 2010-06-23 | 河南理工大学 | Deep well drilling waterpower deslagging device of floor anchor rod hole of tunnel |
| CN202274995U (en) * | 2011-09-13 | 2012-06-13 | 中国矿业大学 | Rock breaking experimental device under high temperature and high pressure |
Non-Patent Citations (2)
| Title |
|---|
| 郤保平等.高温静水应力状态花岗岩中钻孔围岩的流变实验研究.《岩石力学与工程学报》.2008,第27卷(第8期), |
| 高温静水应力状态花岗岩中钻孔围岩的流变实验研究;郤保平等;《岩石力学与工程学报》;20080803;第27卷(第8期);正文第1660页引言 * |
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| CN102419265A (en) | 2012-04-18 |
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Granted publication date: 20140305 Termination date: 20210913 |