CN203769652U - Horizontal directional drilling system applicable to urban environment construction - Google Patents
Horizontal directional drilling system applicable to urban environment construction Download PDFInfo
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- CN203769652U CN203769652U CN201420080150.3U CN201420080150U CN203769652U CN 203769652 U CN203769652 U CN 203769652U CN 201420080150 U CN201420080150 U CN 201420080150U CN 203769652 U CN203769652 U CN 203769652U
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- cone
- reamer
- wall
- mud
- cutting edge
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- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 238000010276 construction Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000203 mixture Substances 0.000 claims description 12
- 238000005183 dynamical system Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000002689 soil Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000010865 sewage Substances 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- KQTVWCSONPJJPE-UHFFFAOYSA-N etridiazole Chemical compound CCOC1=NC(C(Cl)(Cl)Cl)=NS1 KQTVWCSONPJJPE-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000011122 softwood Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Earth Drilling (AREA)
Abstract
A horizontal directional drilling system applicable to the urban environment construction comprises a horizontal directional drilling complete machine, a reamer, a drill bit and pipelines to be laid; the reamer can adopts two structures, in the first structure, the reamer is conical, a cutting edge is arranged on the outer wall of the cone; the blade of the cutting edge is outward, and the strip-shaped cutting edge is spiral on the outer wall of the cone from the top end to the lower end of the cone; in the second structure, the reamer is composed of a cone and a cylinder in a splicing manner; a plurality of pointed-tooth-shaped cutting edges are distributed on the outer walls of both the cone and the cylinder; water troughs are also formed in the outer walls of both the cone and the cylinder, and are spiral on the outer wall of the reamer from the top end of the cone to the bottom end of the cylinder. Through project practice, with the two structures, the reamer in the system can meet requirements of most of urban underground soil properties in the urban environment construction.
Description
Technical field
The technical program belongs to no-digging drilling technical field, specifically a kind of horizontal orientation drill system and constructing structure that is applicable to urban environment construction.
Background technology
City domestic sewage discharge has at present been the primary pollution source of Chinese city water, and city domestic sewage processing is the most important thing of urban water conservation at present and in the future and treatment work.Municipal sewage collection system pipe network, lifting pumping plant system engineering construction mainly concentrate on the roads at different levels in population aggravation district.Owing to adopting traditional fluting pipe laying method problems such as the various societies, traffic and the environment pollution that cause of constructing, more and more be subject to people's concern, particularly densely populated, road is narrow, do not possess on the road of fluting pipe laying execution conditions the situations such as operation, therefore, non-excavation horizontal directional drill construction technology is arisen at the historic moment.Non-excavation horizontal orientation boring technology is a kind of employing Directional Drilling and controls to instrument, bore a minor diameter pilot hole according to predefined track, at the boring bar head of pilot hole outlet section, circulator, reamer are installed subsequently, the reaming of pulling back, when reaming reaches after requirement, changing reamer is trombone slide tool heads, and connecting pipe, pulls back and lays the construction technology of underground pipeline.At present, in oil, natural gas, tap water, electric power and the field such as communicate by letter, the horizontal directional drill construction use that got the nod.But, for the construction under the particular surroundings of city, require higher to horizontal directional drill construction system.
Summary of the invention
In order to solve the above-mentioned problems in the prior art, through research, as long as energy level of control Directional Drilling construction precision can improve its construction application scope greatly.For this reason, the utility model proposes following technical scheme:
A horizontal orientation boring system that is applicable to urban environment construction, comprises horizontal directional drill complete machine, reamer, drill bit and treats pipe laying line; Described horizontal directional drill complete machine comprises borer system, dynamical system, mud system;
Described borer system comprises gadder, drilling machine master and rotating disk; Drilling machine master is on gadder; Rotating disk is contained in drilling machine master front end, and is connected with drilling rod;
Described dynamical system comprises hydraulic power supply, and hydraulic power supply connects borer system by hydraulic line, for borer system provides power;
Mud system: mud system comprises mud mix and blend tank and slush pump and mud channel; Mud mix and blend tank connects the arrival end of slush pump by mud channel, the port of export of slush pump is applicable to the mud of drilling condition by mud channel for borer system provides;
In the stage of creeping into, the top of the drilling rod of described horizontal directional drill complete machine connects drill bit, and drill bit forward creeps into formation pilot hole; In the reaming stage, the drilling rod top of described horizontal directional drill complete machine connects the head end of reamer, and the tail end of reamer connects treats that pipe laying line oppositely creeps into along the track of pilot hole;
In the stage of creeping into, the top of the drilling rod of described horizontal directional drill complete machine connects drill bit, and drill bit forward creeps into formation pilot hole;
In the reaming stage, the drilling rod top of described horizontal directional drill complete machine connects the head end of reamer, and the tail end of reamer connects treats that pipe laying line oppositely creeps into along the track of pilot hole;
The structure of described reamer has two kinds:
The first structure of reamer is: reamer is cone; The top of cone is provided with guide peg connector, and the bottom surface of cone is provided with the eliminator for connecting pipe laying line; On the outer wall of cone, be provided with cutting edge; The cutting edge of described cutting edge outwardly, on the outer wall spiraling at cone to low side from the top of cone that becomes band (cutting edge is helically shaped); The centre of reamer is cavity, between cavity and cone outer wall, has water hole.This reamer is applicable to pan soil, can advance by extrusion soil.
The second structure of reamer is: reamer is to be spliced to form by cone and cylinder; The bottom surface of cone is connected with a cylindrical end face, and the two radius is identical; The top of cone is provided with guide peg connector, and cylindrical another end face is provided with the eliminator for connecting pipe laying line; On the outer wall of cone and cylindrical outer wall, be laid with multiple cutting edges, this cutting edge is pointed tooth shape; On the outer wall of described cone and cylindrical outer wall, be also provided with tank, tank, spirals on the outer wall of reamer (tank is helically shaped) to cylindrical low side from the top of cone; The centre of reamer is cavity, between cavity and tank, has water hole.The shape respectively of described each cutting edge is point-like or wire.This reamer is applicable to sandy soil, and there is the cone of helical groove on surface and has a little or cutting edge that wire distributes, has both cutting and extruding dual-use function.
In the stage of creeping into, the track of described pilot hole comprises the straightway of first curved section downward from ground inclination, underground level and the second curved section on underground is tilted to; The first curved section, straightway and the second curved section are connected successively; If it is 1≤20 ° of 1,8 °≤α of α that the first curved section enters tangent line and the ground angulation at ground place; Tangent line and ground angulation that the second curved section gets out ground place are α 2, are 2≤20 ° of 0 ° of < α.
Described α 2 is 2≤15 ° of 0 ° of < α.This angle is applicable to minor-diameter steel-tube.PE pipe, pvc pipe etc. are less demanding to α 2 compared with softwood matter pipeline, and 2≤20 ° of scopes of 0 ° of < α can be suitable for.
By engineering practice, two kinds of shapes of native system reamer can meet ground, the most cities subsoil matter characteristic requirements of urban environment construction.Simultaneously the track of the pilot hole of native system can ensure construction precision, native system is better applied in municipal construction environment.The result of use of native system, through engineering verification, meets the double requirements of duration and quality.
Brief description of the drawings
Fig. 1 is the structural representation of native system;
Fig. 2 is the reamer profile schematic diagram that is applicable to pan soil;
Fig. 3 is applicable to sandy soil to obtain reamer profile schematic diagram;
Fig. 4 is the track schematic diagram of pilot hole;
In figure: gadder 1-1, drilling machine master 1-2, rotating disk 1-3, drilling rod 1-4, guide peg connector 2-1, eliminator 2-2, cutting edge 2-3, water hole 2-4, tank 2-5, the first curved section A, straightway B, the second curved section C.
Detailed description of the invention
The utility model is further illustrated as follows below in conjunction with accompanying drawing and detailed description of the invention:
With reference to figure 1, a kind of horizontal orientation boring system that is applicable to urban environment construction, comprises horizontal directional drill complete machine, reamer, drill bit and treats pipe laying line; Described horizontal directional drill complete machine comprises borer system, dynamical system, mud system; Described borer system comprises gadder, drilling machine master and rotating disk; Drilling machine master is on gadder; Rotating disk is contained in drilling machine master front end, and is connected with drilling rod; Described dynamical system comprises hydraulic power supply, and hydraulic power supply connects borer system by hydraulic line, for borer system provides power; Mud system: mud system comprises mud mix and blend tank and slush pump and mud channel; Mud mix and blend tank connects the arrival end of slush pump by mud channel, the port of export of slush pump is applicable to the mud of drilling condition by mud channel for borer system provides; In the stage of creeping into, the top of the drilling rod of described horizontal directional drill complete machine connects drill bit, and drill bit forward creeps into formation pilot hole; In the reaming stage, the drilling rod top of described horizontal directional drill complete machine connects the head end of reamer, and the tail end of reamer connects treats that pipe laying line oppositely creeps into along the track of pilot hole;
As Fig. 2, described reamer is cone; The top of cone is provided with guide peg connector, and the bottom surface of cone is provided with the eliminator for connecting pipe laying line; On the outer wall of cone, be provided with cutting edge; The cutting edge of described cutting edge outwardly, on the outer wall spiraling at cone to low side from the top of cone that becomes band (cutting edge is helically shaped); The centre of reamer is cavity, between cavity and cone outer wall, has water hole.
As Fig. 3, described reamer is to be spliced to form by cone and cylinder; The bottom surface of cone is connected with a cylindrical end face, and the two radius is identical; The top of cone is provided with guide peg connector, and cylindrical another end face is provided with the eliminator for connecting pipe laying line; On the outer wall of cone and cylindrical outer wall, be laid with multiple cutting edges, this cutting edge is pointed tooth shape; On the outer wall of described cone and cylindrical outer wall, be also provided with tank, tank, spirals on the outer wall of reamer (tank is helically shaped) to cylindrical low side from the top of cone; The centre of reamer is cavity, between cavity and tank, has water hole.The shape respectively of described each cutting edge is point-like or wire.
As Fig. 4, in the stage of creeping into, the track of described pilot hole comprises the straightway of first curved section downward from ground inclination, underground level and the second curved section on underground is tilted to; The first curved section, straightway and the second curved section are connected successively; If it is 1≤20 ° of 1,8 °≤α of α that the first curved section enters tangent line and the ground angulation at ground place; Tangent line and ground angulation that the second curved section gets out ground place are α 2, are 2≤20 ° of 0 ° of < α.Described α 2 is 2≤15 ° of 0 ° of < α, and this angle is applicable to minor-diameter steel-tube.PE pipe, pvc pipe etc. are less demanding to α 2 compared with softwood matter pipeline, and 2≤20 ° of scopes of 0 ° of < α can be suitable for.
Claims (4)
1. a horizontal orientation boring system that is applicable to urban environment construction, comprises horizontal directional drill complete machine, reamer, drill bit and treats pipe laying line; Described horizontal directional drill complete machine comprises borer system, dynamical system, mud system;
Described borer system comprises gadder, drilling machine master and rotating disk; Drilling machine master is on gadder; Rotating disk is contained in drilling machine master front end, and is connected with drilling rod;
Described dynamical system comprises hydraulic power supply, and hydraulic power supply connects borer system by hydraulic line, for borer system provides power;
Mud system: mud system comprises mud mix and blend tank and slush pump and mud channel; Mud mix and blend tank connects the arrival end of slush pump by mud channel, the port of export of slush pump is applicable to the mud of drilling condition by mud channel for borer system provides;
In the stage of creeping into, the top of the drilling rod of described horizontal directional drill complete machine connects drill bit, and drill bit forward creeps into formation pilot hole; In the reaming stage, the drilling rod top of described horizontal directional drill complete machine connects the head end of reamer, and the tail end of reamer connects treats that pipe laying line oppositely creeps into along the track of pilot hole;
The structure that it is characterized in that described reamer has two kinds:
The first structure of reamer is: reamer is cone; The top of cone is provided with guide peg connector, and the bottom surface of cone is provided with the eliminator for connecting pipe laying line; On the outer wall of cone, be provided with cutting edge; The cutting edge of described cutting edge outwardly, becomes band on the outer wall spiraling at cone to low side from the top of cone; The centre of reamer is cavity, between cavity and cone outer wall, has water hole;
The second structure of reamer is: reamer is to be spliced to form by cone and cylinder; The bottom surface of cone is connected with a cylindrical end face, and the two radius is identical; The top of cone is provided with guide peg connector, and cylindrical another end face is provided with the eliminator for connecting pipe laying line; On the outer wall of cone and cylindrical outer wall, be laid with multiple cutting edges, this cutting edge is pointed tooth shape; On the outer wall of described cone and cylindrical outer wall, be also provided with tank, tank, spirals on the outer wall of reamer to cylindrical low side from the top of cone; The centre of reamer is cavity, between cavity and tank, has water hole.
2. the horizontal orientation boring system that is applicable to urban environment construction according to claim 1, is characterized in that the second structure for reamer, and the shape respectively of described each cutting edge is point-like or wire.
3. the horizontal orientation boring system that is applicable to urban environment construction according to claim 1 and 2, it is characterized in that in the stage of creeping into, the track of described pilot hole comprises the straightway of first curved section downward from ground inclination, underground level and the second curved section on underground is tilted to; The first curved section, straightway and the second curved section are connected successively; If it is 1≤20 ° of 1,8 °≤α of α that the first curved section enters tangent line and the ground angulation at ground place; Tangent line and ground angulation that the second curved section gets out ground place are α 2, are 2≤20 ° of 0 ° of < α.
4. the horizontal orientation boring system that is applicable to urban environment construction according to claim 3, is characterized in that described α 2 is 0 °～15 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080150.3U CN203769652U (en) | 2014-02-25 | 2014-02-25 | Horizontal directional drilling system applicable to urban environment construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420080150.3U CN203769652U (en) | 2014-02-25 | 2014-02-25 | Horizontal directional drilling system applicable to urban environment construction |
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| Publication Number | Publication Date |
|---|---|
| CN203769652U true CN203769652U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420080150.3U Expired - Fee Related CN203769652U (en) | 2014-02-25 | 2014-02-25 | Horizontal directional drilling system applicable to urban environment construction |
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| Country | Link |
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| CN (1) | CN203769652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405309A (en) * | 2014-11-26 | 2015-03-11 | 中国水利水电第六工程局有限公司 | Drill rod positioning device for drilling underwater rockplug blasting presplitting hole |
-
2014
- 2014-02-25 CN CN201420080150.3U patent/CN203769652U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405309A (en) * | 2014-11-26 | 2015-03-11 | 中国水利水电第六工程局有限公司 | Drill rod positioning device for drilling underwater rockplug blasting presplitting hole |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140813 |
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| CF01 | Termination of patent right due to non-payment of annual fee |