CN105134074A - Horizontal directional drill and construction method thereof - Google Patents
Horizontal directional drill and construction method thereof Download PDFInfo
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- CN105134074A CN105134074A CN201510520335.0A CN201510520335A CN105134074A CN 105134074 A CN105134074 A CN 105134074A CN 201510520335 A CN201510520335 A CN 201510520335A CN 105134074 A CN105134074 A CN 105134074A
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Abstract
The invention relates to a horizontal directional drill and a construction method thereof. The horizontal directional drill comprises a drill stem assembly, a sleeve and a liquid level sensor, wherein the drill stem assembly comprises a drill stem body and a drill bit, a plurality of drilling slurry feed openings are annularly formed in the drill stem body, a slurry containing box is arranged in the drill stem body, and multiple sets of diversion plates different in length are arranged on the top of the slurry containing box; one end of the drill stem body is sleeved with the sleeve, and the sleeve horizontally slides along the drill stem body under the drive of a power assembly; the liquid level sensor is arranged in the slurry containing box and connected with a control system of the horizontal directional drill through signals so that the sleeve can be controlled to horizontally move along the drill stem body to close the drilling slurry feed openings of the drill stem body when slurry in the slurry containing box falls to a preset height. The invention further provides the construction method of the horizontal directional drill. The structure is simple, the whole device is small in size, and the construction requirements of different environments can be met.
Description
Technical field
The present invention relates to a kind of horizontal directional drill.More particularly, the present invention relates to a kind of horizontal directional drill and construction method thereof.
Background technology
Horizontal directional drill is when not excavating earth surface face, lay a kind of construction machinery of multiple subsurface utility (pipeline, cable etc.), it is widely used in the pipe installation constructions such as water supply, electric power, telecommunication, natural gas, coal gas, oil, it is applicable to the ground conditions such as sandy soil, clay, cobble, and operating ambient temperature is-15 DEG C ~ 45 DEG C.In prior art, large type drill is made up of main frame and power source two parts, and drill bit is located on main frame, and power source provides power to main frame.Whole device volume is comparatively large, requires higher to site operation, if field condition is severe, equipment admission is quite difficult, is not easy to construction.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above, and the advantage will illustrated at least is below provided.
It is less that a further object of the invention is to provide simple, the whole device volume of a kind of structure, can meet horizontal directional drill and the construction method thereof of varying environment construction demand.
In order to realize, according to these objects of the present invention and other advantage, providing a kind of horizontal directional drill, comprising:
Drill rod assemblies, it comprises a drill pipe body and a drill bit, described drill bit is rotatably connected with described drill pipe body, and described drill bit is set to section and comprises a horizontal boundary, vertical border and a surface boundary, and the vertical border of described drill bit is connected with the front end of described drill pipe body; Described drill pipe body is equipped with multiple drilling mud feeding mouth, described drilling mud feeding mouth is set to lid and becomes C font with described drill pipe body, and it is opening down, described drill pipe body inside is provided with mud carrying case, the top of described mud carrying case is provided with many groups deflector different in size, and multiple drilling muds feeding mouths that many group deflectors extend to described drill pipe body are respectively sentenced guided drilling mud and flowed out described mud carrying case smoothly; The bottom of described mud carrying case is provided with an elevating stage, and the base of described elevating stage is connected with bottom described drill pipe body, and the upper end of described elevating stage and the bottom of described mud carrying case are fixed;
Sleeve pipe, it is set in one end of described drill pipe body, and to arrange along the mode of described drill pipe body horizontal slip under the driving of Power Component;
Power Component, it comprises hydraulic pump, the first motor and the second motor, flexible and the rotary operation of drill pipe body described in described hydraulic pump drive, and be arranged on the top of described drill pipe body, described first motor drives the lift work of described elevating stage, and being arranged on the bottom of described drill pipe body, described second motor drives described sleeve pipe along the horizontal slip of described drill pipe body, and described second motor is arranged on the bottom of described drill pipe body;
Liquid level sensor, it is arranged in described mud carrying case, described liquid level sensor is connected with the control system signal of described horizontal directional drill, described sleeve pipe is controlled along described drill pipe body horizontal movement when declining arrive predetermined altitude with the mud in described mud carrying case, to close multiple drilling mud feeding mouths of described drill pipe body, start described elevating stage simultaneously and the bottom of described mud carrying case to described drill pipe body is transported.
Preferably, in described horizontal directional drill, described mud carrying case length is 1/2 ~ 2/3 of described drill pipe body length.
Preferably, in described horizontal directional drill, the axially equidistantly hoop distribution of drill pipe body described in multiple drilling mud feeding opening's edge.
Preferably, in described horizontal directional drill, the radian of the surface boundary of described drill bit is π/3, pi/2 ~ 2.
The present invention also provides a kind of construction method of horizontal directional drill, comprises the following steps:
Step one, described second motor is utilized to drive described sleeve pipe to slide into one end along the other end of described drill pipe body, close with the multiple drilling mud feeding mouths described drill pipe body pressed on ring established, described in described hydraulic pump drive, drill pipe body enters predetermined operation position;
Step 2, again described second motor is utilized to drive described sleeve pipe to slide into the other end along one end of described drill pipe body, open with multiple drilling mud feeding mouths that described drill pipe body ring is established, described first motor drives described elevating stage to be elevated to precalculated position simultaneously, flows out in well to make the mud in described mud carrying case by the deflector that many groups are different in size through multiple drilling mud feeding mouth;
Step 3, when the mud liquid level monitored in described mud carrying case of the liquid level sensor in described mud carrying case drops to predetermined altitude, described liquid level sensor sends a signal to the control system of described horizontal directional drill, control system sends instruction to described first motor and the second motor, described first motor drives described elevating stage to drop to the bottom of described drill pipe body, second motor drives described sleeve pipe to slide into one end along the other end of described drill pipe body simultaneously, closes with the multiple drilling mud feeding mouths established by described drill pipe body ring;
Described in step 4, described hydraulic pump drive, drill pipe body leaves predetermined operation position, adds drilling mud, repeats step one to four, completes drillng operation.
Preferably, in the construction method of described horizontal directional drill, described in described step one, drill pipe body described in hydraulic pump drive enters predetermined operation position along the angle horizontal by 20 ~ 30 °.
Preferably, in the construction method of described horizontal directional drill, described in described hydraulic pump drive, drill pipe body does stretching motion and rotary motion simultaneously.
Preferably, in the construction method of described horizontal directional drill, the setting position of multiple drilling mud feeding mouth is all away from the aperture position of described mud carrying case.
The present invention at least comprises following beneficial effect: by being arranged on the driving of the Power Component in described drill pipe body, make described drill rod assemblies can arrive predetermined operation position smoothly, and open the multiple drilling mud feeding mouths be arranged in described drill pipe body in time, with by the mud in the mud carrying case of drill pipe body smoothly to delivering in well, whole apparatus structure is compact, take up room little, the construction operation place of various circumstance complication can be suitable for.Be provided with liquid level sensor in described mud carrying case simultaneously, with the change of Real-Time Monitoring mud amount, ensure that the mud in drill pipe body can meet job requirements, do not need to carry a large amount of mud in advance and enter job position, decrease the load of whole device.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of horizontal directional drill of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to manual word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not got rid of in " comprising " and " comprising " term or the existence of its combination or interpolation.
The invention provides a kind of horizontal directional drill, comprising:
Drill rod assemblies, it comprises drill pipe body 1 and a drill bit 2, and described drill bit is rotatably connected with described drill pipe body, and to make drill bit carry out 360 ° of hoop operations under the driving of Power Component, operating efficiency is high.Described drill bit is set to section and comprises a horizontal boundary, vertical border and a surface boundary, and the vertical border of described drill bit is connected with the front end of described drill pipe body, and drilling work face is set to curved surface, and make the active area of drill bit little, action intensity is large.Described drill pipe body is equipped with multiple drilling mud feeding mouth 3, described drilling mud feeding mouth is set to lid and becomes C font with described drill pipe body, and opening down, and lid is easy to open and closes.Described drill pipe body inside is provided with mud carrying case 4, the top of described mud carrying case is provided with many groups deflector 5 different in size, distance between the top that length and the drilling mud of deflector feed mouth and mud carrying case is relevant, and multiple drilling muds feeding mouths that many group deflectors extend to described drill pipe body are respectively sentenced guided drilling mud and flowed out described mud carrying case smoothly.The bottom of described mud carrying case is provided with an elevating stage 6, and the base of described elevating stage is connected with bottom described drill pipe body, and the upper end of described elevating stage and the bottom of described mud carrying case are fixed, to control the position of mud carrying case in drill pipe body.
Sleeve pipe 7, it is set in one end of described drill pipe body, and to arrange along the mode of described drill pipe body horizontal slip under the driving of Power Component.The length of sleeve pipe is 1/3 of drill pipe body, and sleeve pipe is positioned at the top of drill pipe body at first.
Power Component, it comprises hydraulic pump 8, first motor 9 and the second motor 10, the flexible and rotary operation of drill pipe body described in described hydraulic pump drive, and is arranged on the top of described drill pipe body, to reduce the volume of whole device.Described first motor drives the lift work of described elevating stage, and be arranged on the bottom of described drill pipe body, described second motor drives described sleeve pipe along the horizontal slip of described drill pipe body, and described second motor is arranged on the bottom of described drill pipe body, the compact conformation of whole device.Hydraulic pump, the first motor and the second motor are all connected with the control system signal of horizontal directional drill, with the instruction of receiving control system transmission at any time.
Liquid level sensor 11, it is arranged in described mud carrying case, described liquid level sensor is connected with the control system signal of described horizontal directional drill, described sleeve pipe is controlled along described drill pipe body horizontal movement when declining arrive predetermined altitude with the mud in described mud carrying case, to close multiple drilling mud feeding mouths of described drill pipe body, start described elevating stage simultaneously and the bottom of described mud carrying case to described drill pipe body is transported.
In described horizontal directional drill, described mud carrying case length is 1/2 ~ 2/3 of described drill pipe body length, feed interruption-forming position to make multiple drilling muds that the top of mud carrying case and drill pipe body are offered to depart from, be beneficial to mud and utilize self gravitation effect outwards to carry.
In described horizontal directional drill, the axially equidistantly hoop distribution of drill pipe body described in multiple drilling mud feeding opening's edge, arrange the drilling mud feeding mouth of two groups of parallel arrangements in the present embodiment, each group drilling mud feeding mouth is all apart from the top certain distance of mud splendid attire mouth.
In described horizontal directional drill, the radian of the surface boundary of described drill bit is π/3, pi/2 ~ 2, to reduce construction resistance to greatest extent, and constructability.
The present invention also provides a kind of construction method of horizontal directional drill, comprises the following steps:
Step one, described second motor is utilized to drive described sleeve pipe to slide into one end along the other end of described drill pipe body, namely bottom is slid into from top, close with multiple drilling mud feeding mouths that described drill pipe body pressed on ring is established, reduce resistance when drill pipe body enters, prevent mud from leaking outside, described in described hydraulic pump drive, drill pipe body enters predetermined operation position simultaneously.
Step 2, again described second motor is utilized to drive described sleeve pipe to slide into the other end along one end of described drill pipe body, namely slide from bottom the end that returns back to top, open with multiple drilling mud feeding mouths that described drill pipe body ring is established, described first motor drives described elevating stage to be elevated to precalculated position simultaneously, is flowed out in well by the deflector that many groups are different in size to make the mud in described mud carrying case through multiple drilling mud feeding mouth.
Step 3, when the mud liquid level monitored in described mud carrying case of the liquid level sensor in described mud carrying case drops to predetermined altitude, described liquid level sensor sends a signal to the control system of described horizontal directional drill, control system sends instruction to described first motor and the second motor, described first motor drives described elevating stage to drop to the bottom of described drill pipe body, second motor drives described sleeve pipe to slide into one end along the other end of described drill pipe body simultaneously, namely bottom is slid into from top, close with multiple drilling mud feeding mouths that described drill pipe body ring is established.
Described in step 4, described hydraulic pump drive, drill pipe body leaves predetermined operation position, adds drilling mud, repeats step one to four, completes drillng operation.
In the construction method of described horizontal directional drill, described in described step one, drill pipe body described in hydraulic pump drive enters predetermined operation position along the angle horizontal by 20 ~ 30 °.Make mud in mud carrying case due to Action of Gravity Field like this, flow out through drilling mud feeding mouth smoothly under the effect of deflector.
In the construction method of described horizontal directional drill, described in described hydraulic pump drive, drill pipe body does stretching motion and rotary motion simultaneously, thus drives the motion of drill bit, and operating efficiency is high.
In the construction method of described horizontal directional drill, the setting position of multiple drilling mud feeding mouth, all away from the aperture position of described mud carrying case, is convenient to the outflow of mud.
Although embodiment of the present invention are open as above, but it is not restricted to listed in manual and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (8)
1. a horizontal directional drill, is characterized in that, comprising:
Drill rod assemblies, it comprises a drill pipe body and a drill bit, described drill bit is rotatably connected with described drill pipe body, and described drill bit is set to section and comprises a horizontal boundary, vertical border and a surface boundary, and the vertical border of described drill bit is connected with the front end of described drill pipe body; Described drill pipe body is equipped with multiple drilling mud feeding mouth, described drilling mud feeding mouth is set to lid and becomes C font with described drill pipe body, and it is opening down, described drill pipe body inside is provided with mud carrying case, the top of described mud carrying case is provided with many groups deflector different in size, and multiple drilling muds feeding mouths that many group deflectors extend to described drill pipe body are respectively sentenced guided drilling mud and flowed out described mud carrying case smoothly; The bottom of described mud carrying case is provided with an elevating stage, and the base of described elevating stage is connected with bottom described drill pipe body, and the upper end of described elevating stage and the bottom of described mud carrying case are fixed;
Sleeve pipe, it is set in one end of described drill pipe body, and to arrange along the mode of described drill pipe body horizontal slip under the driving of Power Component;
Power Component, it comprises hydraulic pump, the first motor and the second motor, flexible and the rotary operation of drill pipe body described in described hydraulic pump drive, and be arranged on the top of described drill pipe body, described first motor drives the lift work of described elevating stage, and being arranged on the bottom of described drill pipe body, described second motor drives described sleeve pipe along the horizontal slip of described drill pipe body, and described second motor is arranged on the bottom of described drill pipe body;
Liquid level sensor, it is arranged in described mud carrying case, described liquid level sensor is connected with the control system signal of described horizontal directional drill, described sleeve pipe is controlled along described drill pipe body horizontal movement when declining arrive predetermined altitude with the mud in described mud carrying case, to close multiple drilling mud feeding mouths of described drill pipe body, start described elevating stage simultaneously and the bottom of described mud carrying case to described drill pipe body is transported.
2. horizontal directional drill as claimed in claim 1, it is characterized in that, described mud carrying case length is 1/2 ~ 2/3 of described drill pipe body length.
3. horizontal directional drill as claimed in claim 1, is characterized in that, the axially equidistantly hoop distribution of drill pipe body described in multiple drilling mud feeding opening's edge.
4. horizontal directional drill as claimed in claim 1, it is characterized in that, the radian of the surface boundary of described drill bit is π/3, pi/2 ~ 2.
5. the construction method of horizontal directional drill as claimed in claim 1, is characterized in that, comprise the following steps:
Step one, described second motor is utilized to drive described sleeve pipe to slide into one end along the other end of described drill pipe body, close with the multiple drilling mud feeding mouths described drill pipe body pressed on ring established, described in described hydraulic pump drive, drill pipe body enters predetermined operation position;
Step 2, again described second motor is utilized to drive described sleeve pipe to slide into the other end along one end of described drill pipe body, open with multiple drilling mud feeding mouths that described drill pipe body ring is established, described first motor drives described elevating stage to be elevated to precalculated position simultaneously, flows out in well to make the mud in described mud carrying case by the deflector that many groups are different in size through multiple drilling mud feeding mouth;
Step 3, when the mud liquid level monitored in described mud carrying case of the liquid level sensor in described mud carrying case drops to predetermined altitude, described liquid level sensor sends a signal to the control system of described horizontal directional drill, control system sends instruction to described first motor and the second motor, described first motor drives described elevating stage to drop to the bottom of described drill pipe body, second motor drives described sleeve pipe to slide into one end along the other end of described drill pipe body simultaneously, closes with the multiple drilling mud feeding mouths established by described drill pipe body ring;
Described in step 4, described hydraulic pump drive, drill pipe body leaves predetermined operation position, adds drilling mud, repeats step one to four, completes drillng operation.
6. the construction method of horizontal directional drill as claimed in claim 5, is characterized in that, described in described step one, drill pipe body described in hydraulic pump drive enters predetermined operation position along the angle horizontal by 20 ~ 30 °.
7. the construction method of horizontal directional drill as claimed in claim 5, it is characterized in that, described in described hydraulic pump drive, drill pipe body does stretching motion and rotary motion simultaneously.
8. the construction method of horizontal directional drill as claimed in claim 5, is characterized in that, the setting position of multiple drilling mud feeding mouth is all away from the aperture position of described mud carrying case.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520335.0A CN105134074B (en) | 2015-08-21 | 2015-08-21 | Horizontal directional drill and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510520335.0A CN105134074B (en) | 2015-08-21 | 2015-08-21 | Horizontal directional drill and its construction method |
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| CN105134074A true CN105134074A (en) | 2015-12-09 |
| CN105134074B CN105134074B (en) | 2017-04-05 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1190149A (en) * | 1997-02-05 | 1998-08-12 | 瑞尔海德地下产品有限责任公司 | Method for horizontal directional drilling of rock formations |
| US6789635B2 (en) * | 2001-06-18 | 2004-09-14 | Earth Tool Company, L.L.C. | Drill bit for directional drilling in cobble formations |
| CN2677581Y (en) * | 2003-04-30 | 2005-02-09 | 吴凤萍 | High-precision directional drill |
| CN103069096A (en) * | 2010-05-17 | 2013-04-24 | 维米尔制造公司 | Two pipe horizontal directional drilling system |
| US20130168154A1 (en) * | 2011-12-29 | 2013-07-04 | Charles T. Webb | Sonde housing and bit body arrangement for horizontal directional drilling |
| US20140338982A1 (en) * | 2010-05-07 | 2014-11-20 | Radius Hdd Direct Llc | Drill Bit with Angulary Offset Centerlines |
| CN104541023A (en) * | 2012-07-20 | 2015-04-22 | 默林科技股份有限公司 | Inground operations, system, communications and associated apparatus |
-
2015
- 2015-08-21 CN CN201510520335.0A patent/CN105134074B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1190149A (en) * | 1997-02-05 | 1998-08-12 | 瑞尔海德地下产品有限责任公司 | Method for horizontal directional drilling of rock formations |
| US6789635B2 (en) * | 2001-06-18 | 2004-09-14 | Earth Tool Company, L.L.C. | Drill bit for directional drilling in cobble formations |
| CN2677581Y (en) * | 2003-04-30 | 2005-02-09 | 吴凤萍 | High-precision directional drill |
| US20140338982A1 (en) * | 2010-05-07 | 2014-11-20 | Radius Hdd Direct Llc | Drill Bit with Angulary Offset Centerlines |
| CN103069096A (en) * | 2010-05-17 | 2013-04-24 | 维米尔制造公司 | Two pipe horizontal directional drilling system |
| US20130168154A1 (en) * | 2011-12-29 | 2013-07-04 | Charles T. Webb | Sonde housing and bit body arrangement for horizontal directional drilling |
| CN104541023A (en) * | 2012-07-20 | 2015-04-22 | 默林科技股份有限公司 | Inground operations, system, communications and associated apparatus |
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| CN105134074B (en) | 2017-04-05 |
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