CN105350913A - Jet-grouting drilling rig and drilling mechanism thereof - Google Patents
Jet-grouting drilling rig and drilling mechanism thereof Download PDFInfo
- Publication number
- CN105350913A CN105350913A CN201510939458.8A CN201510939458A CN105350913A CN 105350913 A CN105350913 A CN 105350913A CN 201510939458 A CN201510939458 A CN 201510939458A CN 105350913 A CN105350913 A CN 105350913A
- Authority
- CN
- China
- Prior art keywords
- drill
- spigot
- drilling rod
- drill bit
- socket
- 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.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B7/00—Special methods or apparatus for drilling
- E21B7/18—Drilling by liquid or gas jets, with or without entrained pellets
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/18—Pipes provided with plural fluid passages
Abstract
The invention discloses a jet-grouting drilling rig and a drilling mechanism thereof. The drilling mechanism comprises drill rods and a drill bit, wherein the drill rods comprise an outer drill rod and an inner drill rod, and a cavity is formed between the outer drill rod and the inner drill rod; the outer drill rod comprises a first outer joint, a second outer joint and a male rod arranged between the first outer joint and the second outer joint; and the inner drill rod comprises a first inner joint, a second inner joint and a core tube arranged between the first inner joint and the second inner joint, and each of the first inner joint and the second inner joint is provided with a through hole communicated with a middle hole of the core tube. When in use, air passes through the cavity and flows to the drill bit, and slurry can pass through the through holes and the middle hole and flows to the drill bit and is then jetted out of the drill bit. According to the drilling mechanism, the slurry is conveyed by the drill rods, and meanwhile, the air is conveyed to the drill bit, so that the slurry is mixed with the air when being jetted out. Therefore, under the action of the air, the slurry is jetted farther, thereby improving the slurry jetting effect and increasing the working efficiency of the drilling mechanism.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly, what relate to a kind of jet drill rig drills through mechanism.In addition, the invention still further relates to and a kind of there is the above-mentioned jet drill rig drilling through mechanism.
Background technology
Jet drill rig is that one is used for carrying the media such as slurries, compressed air and clear water, under the condition of work of high pressure, can ensure a kind of boring means of dynamic close property and the quiet close property continued.In jet drill rig, drilling rod is one of them critical component, and it can transport slurries, and slurries is transported to drill bit place and makes it spray.
Existing drilling rod, normally only transports slurries, and slurries, by the through hole in the middle of drilling rod, just can flow to drill bit place, and under the effect of the pressure, slurries can spray by the ejiction opening from drill bit place.This drilling rod is only applicable to normal drill bit, and when carrying out operation, this drilling rod and drill bit with the use of time gunite effect unsatisfactory, operating efficiency is lower, is difficult to satisfied construction demand.
In sum, how improving drilling rod, to improve its gunite effect and operating efficiency, is current those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, what the object of this invention is to provide a kind of jet drill rig drills through mechanism, to improve its gunite effect and operating efficiency.Another object of the present invention is to provide a kind ofly has the above-mentioned jet drill rig drilling through mechanism.
In order to achieve the above object, the invention provides following technical scheme:
Jet drill rig drill through a mechanism, comprise drilling rod and drill bit; Described drilling rod comprises outer drilling rod and is arranged on the interior drilling rod of described outer drilling rod inside, and form the cavity that air is passed through between the two, the male rod that described outer drilling rod comprises the first socket, the second socket and is arranged between described first socket and described second socket; The core pipe that described interior drilling rod comprises the first spigot, the second spigot and is arranged between described first spigot and described second spigot, and described first spigot with described second spigot is provided with the through hole be communicated with the mesopore of described core pipe.
Preferably, described male rod and described core pipe are fixedly installed.
Preferably, also comprise back-up ring, described male rod and described core pipe are welded and fixed by described back-up ring, and described back-up ring are provided with the perforate that air is passed through.
Preferably, described male rod and described first socket and described second socket are all threaded connection.
Preferably, described core pipe and described first spigot and described second spigot are all threaded connection.
Preferably, described drill bit is two-tube churning drill bit, has the cavity for making air pass through, and spigot is provided with the blind hole that slurries are passed through be communicated with described through hole between the spigot of described two-tube churning drill bit and socket.
Provided by the inventionly drill through mechanism, its drilling rod comprises outer drilling rod and interior drilling rod, and has the cavity passed through for air between the two, and in use, air passes through in cavity, and flows to drill bit; Slurries can pass through from the first spigot and the through hole of the second spigot and the mesopore of core pipe and flow to drill bit, spray from drill bit.This drills through drilling rod in mechanism when transporting slurries, air is transported to bit part simultaneously, slurries are mixed with air when spraying, thus spray under the effect of air, what slurries were sprayed is farther, and then improve the effect of slurries injection, and improve the operating efficiency drilling through mechanism.
Based on above-mentioned provide drill through mechanism, the present invention also provides a kind of spiral drilling machine, comprises rig body and drill through mechanism, and described in drill through mechanism and comprise the drilling rod be arranged on described rig body and the drill bit be arranged on described drilling rod; The described mechanism that drills through is for drilling through mechanism described in above-mentioned any one.
Above-mentionedly drill through mechanism because this spiral drilling machine has, what therefore this spiral drilling machine was direct or indirect has the above-mentioned technique effect drilling through mechanism and have.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
The structural representation drilling through mechanism of the jet drill rig that Fig. 1 provides for the embodiment of the present invention.
In upper Fig. 1:
1 is the first socket, 2 is that the second socket, 3 is core pipe, 7 is back-up ring, 8 is straight joint for male rod, 4 to be the first spigot, 5 be the second spigot, 6.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the jet drill rig that the embodiment of the present invention provides drill through mechanism, comprise drilling rod and be arranged on the drill bit of drilling rod one end.Above-mentioned drilling rod comprises outer drilling rod and is arranged on the interior drilling rod of outer drilling rod inside, and forms the cavity that air is passed through between the two, to transport air while transport slurries.Concrete, outer drilling rod comprises the first socket 1, second socket 2 and is arranged on the male rod 3 between the first socket 1 and the second socket 2; Interior drilling rod comprises the first spigot 4, second spigot 5 and is arranged on the core pipe 6 between the first spigot 4 and the second spigot 5, and the first spigot 4 is provided with on the second spigot 5 through hole be communicated with the mesopore of core pipe 6, to transport slurries, when namely transporting, slurries are by transporting in the middle of interior drilling rod, and air is transported by the cavity between interior drilling rod and outer drilling rod.Air and slurries are after passing through drilling rod, and can enter drill bit and spray from drill bit, during ejection, it is farther that slurries can spray under the effect of air, thus improve the effect of slurries injection.
Certainly, the drill bit coordinated with above-mentioned drilling rod is preferably two-tube churning drill bit, there is between the spigot of this two-tube churning drill bit and socket the cavity for making air pass through, this cavity is communicated with cavity, and spigot is provided with the blind hole that slurries are passed through be communicated with through hole, thus air and slurries are passed through smoothly.
Consider the relative stability of interior drilling rod and outer drilling rod, male rod 3 and core pipe 6 are fixedly installed.Concrete, between male rod 3 and core pipe 6, arrange back-up ring 7, male rod 3 and core pipe 6 are welded and fixed by this back-up ring 7, be understandable that, back-up ring 7 needs to arrange the perforate that air is passed through, while avoiding the relative male rod 3 of core pipe 6 to slide, ensure that air can transport smoothly.
Fixing between each parts of outer drilling rod, and fixing between each parts of interior drilling rod, preferably elect the form removably connected as, to facilitate dismounting to drilling rod, maintenance and replacing.Concrete, in the embodiment of the present application, male rod 3 and the first socket 1 and the second socket 2 are all threaded connection, and core pipe 6 and the first spigot 4 and the second spigot 5 are all threaded connection.Certainly, the fixed form between each parts can be various, is not limited to and is threaded.In addition, the conveniently replacing of joint, also can arrange straight joint 8 between joint and core pipe 6, and preferably, the two ends of this straight joint 8 are provided with screw thread, and are connected with core pipe 6 and joint screw thread respectively.Concrete, when arranging straight joint 8, can select to arrange according to actual service condition, can arrange between Partial joints and core pipe 6.
What the embodiment of the present invention provided drills through mechanism, and its drilling rod comprises outer drilling rod and interior drilling rod, and has the cavity passed through for air between the two, and in use, air passes through in cavity, and flows to drill bit; Slurries can pass through from the first spigot 4 and the through hole of the second spigot 5 and the mesopore of core pipe 6 and flow to drill bit, spray from drill bit.This drills through drilling rod in mechanism when transporting slurries, air is transported to bit part simultaneously, slurries are mixed with air when spraying, thus spray under the effect of air, what slurries were sprayed is farther, and then improve the effect of slurries injection, and improve the operating efficiency drilling through mechanism.
What provide based on above-described embodiment drills through mechanism, the embodiment of the present invention also provides a kind of spiral drilling machine, comprise rig body and drill through mechanism, and drill through mechanism and comprise the drilling rod be arranged on rig body and the drill bit be arranged on drilling rod, this drills through mechanism and above-mentionedly drills through mechanism.The structure of the remainder of this spiral drilling machine refers to prior art, repeats no more herein.Above-mentionedly drill through mechanism because this spiral drilling machine has, therefore to a certain extent, this spiral drilling machine also improves the effect that slurries spray, and improves the operating efficiency drilling through mechanism.
Adopt the form of going forward one by one to be described in this manual between each embodiment, what each embodiment stressed is all the differences with other embodiments, the similar portion between each embodiment mutually see.
To the above-mentioned explanation of the disclosed embodiments, those skilled in the art are realized or uses the present invention.To be apparent for a person skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (7)
1. jet drill rig drill through a mechanism, comprise drilling rod and drill bit; It is characterized in that, described drilling rod comprises outer drilling rod and is arranged on the interior drilling rod of described outer drilling rod inside, and form the cavity that air is passed through between the two, the male rod (3) that described outer drilling rod comprises the first socket (1), the second socket (2) and is arranged between described first socket (1) and described second socket (2); The core pipe (6) that described interior drilling rod comprises the first spigot (4), the second spigot (5) and is arranged between described first spigot (4) and described second spigot (5), and described first spigot (4) with described second spigot (5) is provided with the through hole be communicated with the mesopore of described core pipe (6).
2. according to claim 1ly drill through mechanism, it is characterized in that, described male rod (3) and described core pipe (6) are fixedly installed.
3. according to claim 2ly drill through mechanism, it is characterized in that, also comprise back-up ring (7), described male rod (3) and described core pipe (6) are welded and fixed by described back-up ring (7), and described back-up ring (7) is provided with the perforate that air is passed through.
4. according to claim 3ly drill through mechanism, it is characterized in that, described male rod (3) is all threaded connection with described first socket (1) and described second socket (2).
5. according to claim 3ly drill through mechanism, it is characterized in that, described core pipe (6) is all threaded connection with described first spigot (4) and described second spigot (5).
6. according to any one of claim 1 to 5, drill through mechanism, it is characterized in that, described drill bit is two-tube churning drill bit, there is between the spigot of described two-tube churning drill bit and socket the cavity for making air pass through, and spigot is provided with the blind hole that slurries are passed through be communicated with described through hole.
7. a spiral drilling machine, comprises rig body and drill through mechanism, and described in drill through mechanism and comprise the drilling rod be arranged on described rig body and the drill bit be arranged on described drilling rod; It is characterized in that, described in drill through mechanism for drilling through mechanism as described in any one of claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510939458.8A CN105350913A (en) | 2015-12-15 | 2015-12-15 | Jet-grouting drilling rig and drilling mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510939458.8A CN105350913A (en) | 2015-12-15 | 2015-12-15 | Jet-grouting drilling rig and drilling mechanism thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105350913A true CN105350913A (en) | 2016-02-24 |
Family
ID=55326959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510939458.8A Pending CN105350913A (en) | 2015-12-15 | 2015-12-15 | Jet-grouting drilling rig and drilling mechanism thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105350913A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882092A (en) * | 2019-03-25 | 2019-06-14 | 无锡市安曼工程机械有限公司 | Two fluid grouting drilling tool |
Citations (7)
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|---|---|---|---|---|
| CN202706018U (en) * | 2012-08-31 | 2013-01-30 | 山东鑫国重机科技有限公司 | Double-pipe jet grouting drilling machine |
| CN203685043U (en) * | 2013-10-24 | 2014-07-02 | 北京首尔工程技术有限公司 | Double-rubber-pipe channel rotary-spraying drilling tool |
| CN104453729A (en) * | 2014-12-09 | 2015-03-25 | 吉林大学 | Combined aluminum alloy double-wall drill pipe unit |
| CN204402376U (en) * | 2014-12-22 | 2015-06-17 | 中石化胜利石油工程有限公司钻井工艺研究院 | A kind of double-wall drill pipe well system |
| CN204608791U (en) * | 2015-04-13 | 2015-09-02 | 辽宁省水利水电科学研究院 | Dipping type high pressure jet grouting ejector |
| WO2015179906A1 (en) * | 2014-05-29 | 2015-12-03 | Driconeq Australia Pty Limited | Drill pipe rod for air rotary drilling |
| CN205297333U (en) * | 2015-12-15 | 2016-06-08 | 重庆九州探矿机械技术开发公司 | Spout rig soon and mechanism is got to brill thereof |
-
2015
- 2015-12-15 CN CN201510939458.8A patent/CN105350913A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202706018U (en) * | 2012-08-31 | 2013-01-30 | 山东鑫国重机科技有限公司 | Double-pipe jet grouting drilling machine |
| CN203685043U (en) * | 2013-10-24 | 2014-07-02 | 北京首尔工程技术有限公司 | Double-rubber-pipe channel rotary-spraying drilling tool |
| WO2015179906A1 (en) * | 2014-05-29 | 2015-12-03 | Driconeq Australia Pty Limited | Drill pipe rod for air rotary drilling |
| CN104453729A (en) * | 2014-12-09 | 2015-03-25 | 吉林大学 | Combined aluminum alloy double-wall drill pipe unit |
| CN204402376U (en) * | 2014-12-22 | 2015-06-17 | 中石化胜利石油工程有限公司钻井工艺研究院 | A kind of double-wall drill pipe well system |
| CN204608791U (en) * | 2015-04-13 | 2015-09-02 | 辽宁省水利水电科学研究院 | Dipping type high pressure jet grouting ejector |
| CN205297333U (en) * | 2015-12-15 | 2016-06-08 | 重庆九州探矿机械技术开发公司 | Spout rig soon and mechanism is got to brill thereof |
Non-Patent Citations (1)
| Title |
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| 中国岩石力学与工程学会锚固与注浆分会: "《锚固与注浆设备手册》", 31 October 2013 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882092A (en) * | 2019-03-25 | 2019-06-14 | 无锡市安曼工程机械有限公司 | Two fluid grouting drilling tool |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160224 |