CN103321571A - Rotary drilling rig - Google Patents
Rotary drilling rig Download PDFInfo
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- CN103321571A CN103321571A CN2013102112488A CN201310211248A CN103321571A CN 103321571 A CN103321571 A CN 103321571A CN 2013102112488 A CN2013102112488 A CN 2013102112488A CN 201310211248 A CN201310211248 A CN 201310211248A CN 103321571 A CN103321571 A CN 103321571A
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- rotary drilling
- drilling rig
- breaking hammer
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Abstract
The invention discloses a rotary drilling rig. The rotary drilling rig comprises a drill stem, a hydraulic breaking hammer and hydraulic pipes. The hydraulic breaking hammer is arranged at the bottom of the drill stem; the hydraulic pipes comprise oil feeding pipes and oil drainage pipes; one ends of the oil feeding pipes are communicated with a pressure oil outlet of a hydraulic system of the whole rotary drilling rig, and the other ends of the oil feeding pipes are communicated with a working oil outlet of the hydraulic breaking hammer; and one ends of the oil drainage pipes are communicated with an oil return port of the hydraulic system of the whole rotary drilling rig, and the other ends of the oil drainage pipes are communicated with an oil drainage port of the hydraulic breaking hammer. Compared with prior drilling tool shearing breaking, the hydraulic breaking hammer can apply high-frequency and high-impact work to rock strata to enable cracks to be formed in the rock strata, so that original compact structures of the rock strata are damaged, and the crushing efficiency of the whole rotary drilling rig is improved. Besides, according to the hydraulic breaking hammer, the hydraulic system of the whole rotary drilling rig is directly used as a power system of the hydraulic breaking hammer, the structure is simple, and few changes are made for the structure of a prior rotary drilling rig.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of rotary drilling rig.
Background technology
Rotary drilling rig is a kind of construction machinery for the operation of building foundation engineering pore-forming, and it mainly is suitable for the construction of the soil layers such as sand, cohesive soil, slity soil, extensive application in the multiple foundation basic constructions such as castinplace pile, diaphragm wall, underpin.
In recent years, along with the fast development of Chinese architecture industry, high-rise building is more and more, and high-rise building requires also more and more higher to its basic supporting capacity thereupon.In order to increase bearing capacity of single pile, at home and abroad ground is processed most bored concrete pile foundations that adopt in Building Engineering Design and the construction, as: the basis of highrise building, bridge, harbour, main equipment etc.Simultaneously technician have designed multiple stake type according to geological conditions, wherein, are better approach that improves Single Pile Load, reduces immerge at the stake end embedding rock of end bearing pile.What of embedding rock at the bottom of the end bearing pile stake have material impact to the stability of building foundation.
At present, the stake end of rotary drilling rig enters technique for rock mainly adopts under the drilling rod and to hang the rock drilling tool, drags for sand hopper, pick cylinder brill, gear wheel cylinder brill, spiral drill etc. such as pick and carries out that spinning creeps into, breaking hard rock.The defective of this kind rotary drilling rig is: when running into the large tracts of land basement rock and be hard rock or superhard rock stratum, being subject to its broken rock mode is that high pressure is milled or shearing-crushing, and this moment, drilling efficiency was lower.
Summary of the invention
In view of this, the present invention proposes the higher rotary drilling rig of a kind of drilling efficiency.
The invention provides a kind of rotary drilling rig, comprise drilling rod, also comprise: hydraulic breaking hammer is arranged at the bottom of described drilling rod; Hydraulic oil pipeline comprises in-line and drain line; Wherein, described in-line one end communicates with the pressure oil outlet of described rotary drilling rig complete machine hydraulic system, and the other end communicates with the actuator port of described hydraulic breaking hammer; Described drain line one end communicates with the oil return opening of described rotary drilling rig complete machine hydraulic system, and the other end communicates with the drain tap of described hydraulic breaking hammer.
Further, described rotary drilling rig also comprises be used to the pipe-reeling device that twines described hydraulic oil pipeline.
Further, described rotary drilling rig also comprises: movable supporting frame, described pipe-reeling device is arranged on the described movable supporting frame.
Further, described movable supporting frame comprises: two lateral support plates, be provided with the cross binding beam between described two lateral support plates, and described pipe-reeling device is sheathed on the periphery of described cross binding beam; Base plate is arranged at the bottom of described two lateral support plates; Some rollers are arranged at the bottom of described base plate.
Further, described rotary drilling rig also comprises: the movable supporting frame fastening devices is used for fixing described movable supporting frame when hydraulic breaking hammer is in running order.
Further, described hydraulic breaking hammer is arranged at the bottom of described drilling rod by linkage, and described linkage comprises: connecting bottom board is provided with the screw that links to each other for described hydraulic breaking hammer; Connecting lateral plate is welded in described connecting bottom board and arranges with described connecting bottom board is vertical, and described connecting lateral plate is provided with the pin-and-hole that links to each other for described drilling rod.
Further, described connecting lateral plate comprises the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate that connects in turn, and described the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate are enclosed to form four sides of cuboid; All weld with described connecting bottom board the bottom surface of described the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate.
Further, the crushing head type of described hydraulic breaking hammer is pick type or forward type.
The drilling rod bottom of rotary drilling rig provided by the invention is provided with hydraulic breaking hammer, and it as broken rock device, is a kind of impact grinding formula rotary drilling rig with hydraulic breaking hammer.With respect to existing drilling tool shearing-crushing, hydraulic breaking hammer can apply high-frequency HI high impact merit to the rock stratum, so that the inner crackle that forms in rock stratum destroys the original compact texture in rock stratum, improves the crushing efficiency of rotary drilling rig.And above-mentioned hydraulic breaking hammer can directly utilize the hydraulic system of rotary drilling rig complete machine as the dynamical system of hydraulic breaking hammer, and is simple in structure, less to the structural modification of existing rotary drilling rig.
Description of drawings
The accompanying drawing that consists of a part of the present invention is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
The view that the drilling rod of the rotary drilling rig that Fig. 1 provides for the embodiment of the invention one is regained;
The view that the drilling rod of the rotary drilling rig that Fig. 2 provides for the embodiment of the invention one stretches out;
Fig. 3 is that hydraulic breaking hammer is to the crushing effect figure of rock stratum;
Fig. 4 is the structural representation of linkage in the preferred embodiment of the present invention;
Fig. 5 is the structural representation of movable supporting frame in the preferred embodiment of the present invention.
Description of reference numerals:
1 drilling rod, 2 hydraulic breaking hammers
3 hydraulic oil pipelines, 31 in-lines
32 drain lines, 4 pipe-reeling devices
5 movable supporting frames, 51 lateral support plates
52 base plates, 53 rollers
6 linkages, 61 connecting bottom boards
62 connecting lateral plates
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature among the embodiment among the present invention can make up mutually.
Basic thought of the present invention is: change the crumbling method of existing rotary drilling rig, hydraulic breaking hammer is provided as the breaker of rotary drilling rig, utilize hydraulic breaking hammer to the high-frequency large impact energy of rock stratum, improve the crushing efficiency of rotary drilling rig.Below in conjunction with accompanying drawing, each preferred embodiment of the present invention is described further.
Fig. 1 to Fig. 2 shows the structure of the rotary drilling rig that the embodiment of the invention one provides.The rotary drilling rig that the present embodiment provides comprises:
Drilling rod 1;
Hydraulic breaking hammer 2 is arranged at the bottom of drilling rod 1;
In the rotary drilling rig that the present embodiment provides, adopt hydraulic breaking hammer 2 as breaker, be arranged at the bottom of drilling rod 1, driven to transfer to designated depth by drilling rod 1 and carry out crushing operation.The advantage that adopts hydraulic breaking hammer 2 to carry out crushing operation is: can apply the high-frequency large impact energy to the rock stratum during operation, improve crushing efficiency.Hydraulic breaking hammer to the crushing effect figure of rock stratum as shown in Figure 3, a is a stake border, hole among Fig. 3, b is the broken position of hydraulic breaking hammer, c is the rock stratum running crack.Smashing principle is specially: behind the hydraulic breaking hammer 2 bump rock stratum, ftracture centered by the broken position b of hydraulic breaking hammer 2 in the rock stratum, form running crack c, hydraulic breaking hammer 2 carries out the operation of high frequency HI high impact so that the inner crackle that forms in rock stratum destroys the original compact texture in rock stratum.Loose by the strata structure that hydraulic breaking hammer 2 was processed, some has formed rubble.Then unload hydraulic breaking hammer, be replaced by drilling bucket, the rock that uses drilling bucket to be broken to process is salvaged in the stake hole and is got final product.As preferred version of the present invention, the crushing head type of above-mentioned hydraulic breaking hammer 2 can be pick type or forward type.The quartering hammer of pick type or forward type has preferably crushing effect for large rock.
As preferred version of the present invention, above-mentioned hydraulic breaking hammer 2 is arranged at the bottom of drilling rod 1 by linkage 6.The structure of linkage 6 sees also Fig. 4, and this linkage 6 specifically comprises:
Connecting bottom board 61 is provided with the screw that links to each other for hydraulic breaking hammer 2;
Connecting lateral plate 62, be welded in connecting bottom board 61 and with connecting bottom board 61 vertical settings, connecting lateral plate 62 is provided with the pin-and-hole that links to each other for drilling rod 1.
Thus, when hydraulic breaking hammer 2 is installed, at first by steady pin the connecting lateral plate 62 of linkage 6 is fixed in the sidewall of drilling rod 1, then by screw or bolt hydraulic breaking hammer 2 is fixed in the connecting bottom board 61 of linkage 6, namely finish the fixedly operation of hydraulic breaking hammer 2.
Structure for above-mentioned connecting lateral plate 62 is preferably as follows:
Connecting lateral plate 62 comprises the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate that connects in turn, and the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate are enclosed to form four sides of cuboid; All weld with connecting bottom board 61 bottom surface of the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate.During installation, the outside that connecting lateral plate 62 is sheathed on drilling rod 1 bottom re-uses steady pin and is connected and fixed, and improves thus the connection reliability of linkage 6 and drilling rod 1, and then has also improved the connection reliability of hydraulic breaking hammer 2 with drilling rod 1.
Above-mentioned hydraulic oil pipeline 3 specifically comprises in-line 31 and drain line 32.Wherein, in-line 31 1 ends communicate with the pressure oil outlet of above-mentioned hydraulic system, and the other end communicates with the actuator port of hydraulic breaking hammer 2 after being wound in pipe-reeling device 4; Drain line 32 1 ends communicate with the oil return opening of above-mentioned hydraulic system, and the other end communicates with the drain tap of hydraulic breaking hammer 2 after being wound in pipe-reeling device 4.When carrying out crushing operation, the outlet of the pressure oil of rotary drilling rig complete machine hydraulic system is hydraulic breaking hammer 2 fuel feeding by in-line 31, and the hydraulic oil that hydraulic breaking hammer 2 releases flows back to the oil return opening of complete machine hydraulic system by drain line 32.So circulation, hydraulic breaking hammer 2 is realized the operation of high frequency HI high impact.Particularly, the pressure oil that pumps out of the main pump of rotary drilling rig complete machine hydraulic system is communicated with the pressure oil entrance of in-line 31 by valve; The drain tap of drain line 32 is communicated with oil sump tank by drain line 32, valve.
In the above-mentioned rotary drilling rig, pipe-reeling device 4 is used for coiling hydraulic oil pipeline 3, for hydraulic oil pipeline 3 provides backrush power, guarantees being synchronized with the movement of hydraulic breaking hammer and drilling rod 1.In the process that drilling rod 1 is transferred together with hydraulic breaking hammer 2, hydraulic oil pipeline 3 stretches out from pipe-reeling device, to guarantee that hydraulic breaking hammer 2 has enough degree of depth of transferring.When drilling rod 1 was regained together with hydraulic breaking hammer 2, hydraulic oil pipeline 3 was wound in rapidly pipe-reeling device 4 under the effect of the backrush power of pipe-reeling device 4, prevent the loose layout of hydraulic oil pipe crimping, affects the normal operation of other member.
Pipe-reeling device 4 can be fixedly installed on the rotary drilling rig, and such as master winch, power is first-class.But in order to reduce as far as possible the change to existing rotary drilling rig structure, the rotary drilling rig that the present embodiment provides also comprises movable supporting frame, and above-mentioned pipe-reeling device 4 is arranged on the movable supporting frame 5.This movable supporting frame 5 is by ground supports, and possesses movably characteristics.Therefore, need not as the installation pipe-reeling device changes the structure that has rotary drilling rig now, when carrying out crushing operation, the movable supporting frame 5 that pipe-reeling device 4 only need will be installed moves to assigned address and fixes the rear hydraulic oil pipeline 3 that connects and gets final product, and frame mode is flexible.
The concrete structure of above-mentioned movable supporting frame 5 can as shown in Figure 5, specifically comprise:
Be provided with the cross binding beam between 51, two lateral support plates 52 of two lateral support plates, pipe-reeling device 4 is sheathed on the periphery of cross binding beam;
Some rollers 53 are arranged at the bottom of base plate 52.
Further, when crushing operation, for the ease of fixing movable supporting frame 5, above-mentioned rotary drilling rig also preferably includes: movable supporting frame fastening devices, this fastening devices are used for when hydraulic breaking hammer is in running order fixedly movable supporting frame 5.This movable supporting frame fastening devices includes but not limited to fixed dam, fixed frame etc.
The operating principle of the rotary drilling rig that the present embodiment provides is as follows:
Use steady pin the connecting lateral plate 62 of linkage 6 to be fixed in the sidewall of drilling rod 1, then use bolt or screw hydraulic breaking hammer 2 to be fixed in the connecting bottom board 61 of linkage 6.The pipe-reeling device 4 that is wound with in-line 31 and drain line 32 is fixed in the cross binding beam of movable supporting frame 5, fixing after moving to movable supporting frame 5 near the base plate of rotary drill rig, in-line 31 1 ends are connected in the pressure oil outlet of rotary drilling rig complete machine hydraulic system, the other end is connected in hydraulic breaking hammer 2 actuator ports; One end of drain line 32 is connected in the oil return opening that digs rig complete machine hydraulic system, and the other end is connected in the drain tap of hydraulic breaking hammer 2.
Drilling rod 1 test that stretches is section by section broken rock in the hole, hydraulic breaking hammer 2 begins to carry out crushing operation.In the process that fragmentation is crept into, pipe-reeling device 4 made hydraulic oil pipeline 3 stretch for 2 times with hydraulic breaking hammer according to master winch lowering velocity synchronous working when drilling rod 1 was stretched down section by section; After broken rock was finished, in the process that drilling rod 1 shrinks, pipe-reeling device 4 reclaimed hydraulic oil pipeline 3 synchronously.
After hydraulic breaking hammer 2 is broken into piece with hard rock, unload hydraulic breaking hammer 2, be replaced with to revolve and dig drilling tool, salvage crushed stone.
As shown in the above, the rotary drilling rig that the embodiment of the invention provides is impact grinding formula rotary drilling rig, its with hydraulic breaking hammer as broken rock device.With respect to existing drilling tool shearing-crushing, hydraulic breaking hammer can apply high-frequency HI high impact merit to the rock stratum, so that the inner crackle that forms in rock stratum destroys the original compact texture in rock stratum, improves the crushing efficiency of rotary drilling rig.And above-mentioned hydraulic breaking hammer is directly with the hydraulic system of the rotary drilling rig complete machine dynamical system as hydraulic breaking hammer, and is simple in structure, less to the structural modification of existing rotary drilling rig.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. a rotary drilling rig comprises drilling rod (1), it is characterized in that, also comprises:
Hydraulic breaking hammer (2) is arranged at the bottom of described drilling rod (1);
Hydraulic oil pipeline (3) comprises in-line (31) and drain line (32); Wherein, described in-line (31) one ends communicate with the pressure oil outlet of described rotary drilling rig complete machine hydraulic system, and the other end communicates with the actuator port of described hydraulic breaking hammer (2); Described drain line (32) one ends communicate with the oil return opening of described rotary drilling rig complete machine hydraulic system, and the other end communicates with the drain tap of described hydraulic breaking hammer (2).
2. rotary drilling rig according to claim 1 is characterized in that, also comprises be used to the pipe-reeling device that twines described hydraulic oil pipeline (3) (4).
3. rotary drilling rig according to claim 2 is characterized in that, described rotary drilling rig also comprises: movable supporting frame (5), described pipe-reeling device (4) is arranged on the described movable supporting frame (5).
4. rotary drilling rig according to claim 3 is characterized in that, described movable supporting frame (5) comprising:
Two lateral support plates (51) are provided with the cross binding beam between described two lateral support plates (51), and described pipe-reeling device (4) is sheathed on the periphery of described cross binding beam;
Base plate (52) is arranged at the bottom of described two lateral support plates (51);
Some rollers (53) are arranged at the bottom of described base plate (52).
5. according to claim 3 or 4 described rotary drilling rigs, it is characterized in that, described rotary drilling rig also comprises: the movable supporting frame fastening devices is used for fixing described movable supporting frame (5) when hydraulic breaking hammer (2) is in running order.
6. rotary drilling rig according to claim 1 is characterized in that, described hydraulic breaking hammer (2) is arranged at the bottom of described drilling rod (1) by linkage (6), and described linkage (6) comprising:
Connecting bottom board (61) is provided with the screw that links to each other for described hydraulic breaking hammer (2);
Connecting lateral plate (62), be welded in described connecting bottom board (61) and with the vertical setting of described connecting bottom board (61), described connecting lateral plate (62) is provided with the pin-and-hole that links to each other for described drilling rod (1).
7. rotary drilling rig according to claim 6, it is characterized in that, described connecting lateral plate (62) comprises the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate that connects in turn, and described the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate are enclosed to form four sides of cuboid; All weld with described connecting bottom board (61) bottom surface of described the first connecting lateral plate, the second connecting lateral plate, the 3rd connecting lateral plate and the 4th connecting lateral plate.
8. rotary drilling rig according to claim 1 is characterized in that, the crushing head type of described hydraulic breaking hammer (2) is pick type or forward type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102112488A CN103321571A (en) | 2013-05-31 | 2013-05-31 | Rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102112488A CN103321571A (en) | 2013-05-31 | 2013-05-31 | Rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103321571A true CN103321571A (en) | 2013-09-25 |
Family
ID=49190591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102112488A Pending CN103321571A (en) | 2013-05-31 | 2013-05-31 | Rotary drilling rig |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105458125A (en) * | 2015-12-09 | 2016-04-06 | 荣昌精密机械(苏州)有限公司 | Breaking hammer internally provided with shearing mechanism |
| CN108979524A (en) * | 2017-05-31 | 2018-12-11 | 庄静波 | A kind of New drilling machine |
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| CN1449985A (en) * | 2002-04-08 | 2003-10-22 | 华为技术有限公司 | Cable winding method and cable winder |
| CN2668584Y (en) * | 2003-12-05 | 2005-01-05 | 张笑颜 | Automatic winding-unwinding machine for water pipe |
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| CN105458125A (en) * | 2015-12-09 | 2016-04-06 | 荣昌精密机械(苏州)有限公司 | Breaking hammer internally provided with shearing mechanism |
| CN108979524A (en) * | 2017-05-31 | 2018-12-11 | 庄静波 | A kind of New drilling machine |
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Application publication date: 20130925 |
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