CN215169742U - Rotary drilling rig construction device suitable for drilling of steel pipe rock-socketed batter pile - Google Patents
Rotary drilling rig construction device suitable for drilling of steel pipe rock-socketed batter pile Download PDFInfo
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- CN215169742U CN215169742U CN202121732224.3U CN202121732224U CN215169742U CN 215169742 U CN215169742 U CN 215169742U CN 202121732224 U CN202121732224 U CN 202121732224U CN 215169742 U CN215169742 U CN 215169742U
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Abstract
The utility model discloses a dig rig construction equipment soon suitable for drilling of steel pipe socketed batter pile, include the drilling rod structure and establish the drill bit at the drilling rod structure, still include a set of support ring, the drilling rod structure is a set of drilling rod of pull formula, the support ring cover is in the end department of every drilling rod. This dig rig construction equipment soon suitable for drilling of steel pipe socketed batter pile structural design is reasonable, can guarantee the inclination and the concentricity of rig, and the moment of torsion is big, reduces the drilling rod disturbance degree down, creeps into efficiently, can effectual control pore-forming parameter, pore-forming quality high.
Description
Technical Field
The utility model belongs to the technical field of steel pipe socketed batter pile construction technique and specifically relates to a dig rig construction equipment soon suitable for drilling of steel pipe socketed batter pile is related to.
Background
In the steel pipe socketed batter pile construction field, often need use the rig to construct, because the inclination of steel pipe socketed batter pile is great to be in typical coastal adverse circumstances for a long time, geological conditions is complicated changeable, the degree of difficulty of rig construction can increase a lot, and its problem of appearing mainly is: due to poor geological conditions, the design inclination is difficult to ensure by directly drilling the steel pipe rock-socketed batter pile by using a drilling machine, the drilling machine is consistent with the steel pipe batter pile, and the inner wall of the steel pipe rock-socketed batter pile can be damaged; under the condition, constructors can think of adopting the rotary drilling rig for construction, the hole forming quality of the rotary drilling rig is high, but the common rotary drilling drill rod is difficult to meet the requirements under the influence of the drilling depth, the drilling diameter, the wall protection measures and the sediment thickness.
The novel efficient durable mechanical lock drill rod disclosed in the chinese patent 201420542676.9 comprises a top section sequentially connected to a power head, and a plurality of extension sections and end sections sequentially sleeved together, wherein the number of the extension sections may be, for example, 1 to 3, the top section, the extension sections and the end sections are all provided with inner key bars, the inner key bars are provided with key teeth, the key teeth are in a right trapezoid structure, and two adjacent sections can relatively slide along an axial direction; but it can not guarantee the design inclination, leads to the rig impaired easily, influences the construction progress.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a dig rig construction equipment soon suitable for drilling of steel pipe socketed batter pile, it can guarantee the design inclination, and the drilling rod is efficient, pore-forming high quality.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
the rotary drilling rig construction device suitable for drilling the steel pipe rock-socketed batter pile comprises a drill rod structure, a drill bit arranged on the drill rod structure and a group of support rings, wherein the drill rod structure is a group of pull-out drill rods, and the support rings are sleeved at the end of each drill rod.
Further or preferred:
the drill rods are locking drill rods, and adjacent drill rods can be positioned through locking openings.
The group of drill rods comprises four sections of drill rods, outer key strips are arranged on the four sections of drill rods, key grooves are formed in the outer key strips, inner key strips are arranged on the front three sections of the four sections of drill rods, and key plates used for being clamped on the key grooves are arranged on the inner key strips.
The support ring is a detachable two-half structure, and the two-half structure is connected through a bolt.
The outer wall and the inner wall of two adjacent sections of the four sections of the drill rods are respectively and uniformly provided with three outer key bars and three power head inner key bars; the included angle between two adjacent sections of outer key bars or two adjacent sections of inner key bars is 120 degrees.
And reinforcing key bars are arranged on the outer sides of the drill rods.
Compared with the prior art, the utility model, have following advantage:
this dig rig construction equipment soon suitable for drilling of steel pipe socketed batter pile structural design is reasonable, can guarantee the inclination and the concentricity of rig, and the moment of torsion is big, reduces the drilling rod disturbance degree down, creeps into efficiently, can effectual control pore-forming parameter, pore-forming quality high.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic view of the structure of the device of the present invention.
Fig. 2 is a schematic view of a structure of the supporting ring of the present invention.
Fig. 3 is a schematic diagram of a second supporting ring structure according to the present invention.
Fig. 4 is a schematic diagram of a third supporting ring structure according to the present invention.
Fig. 5 is a schematic diagram of a fourth structure of the supporting ring of the present invention.
Fig. 6 is a schematic cross-sectional view of the first section of drill rod according to the present invention.
Fig. 7 is a schematic cross-sectional view of a second section of drill pipe according to the present invention.
Fig. 8 is a schematic sectional view of a third section of drill pipe according to the present invention.
Fig. 9 is a schematic cross-sectional view of a fourth section of drill rod according to the present invention.
Fig. 10 is a schematic view of the structure of the inner key strip of the present invention.
In the figure:
1. the drill bit comprises a support ring, 2 parts of a first section of drill rod, 3 parts of a key groove, 4 parts of an outer key strip, 5 parts of a drill bit, 7 parts of an inner key strip and 8 parts of a key plate.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings.
As shown in fig. 1 to 10, the rotary drilling rig construction device suitable for drilling the steel pipe socketed batter pile comprises a drill rod structure, a group of support rings 1 and a drill bit 5 arranged on the drill rod structure; the drill rod structure is a group of pull-out drill rods, and the support ring is sleeved at the end of each drill rod.
A set of drilling rod includes four sections drilling rods, and four sections drilling rods are first section drilling rod 2, second section drilling rod, third section drilling rod and the fourth section drilling rod that links to each other in proper order respectively, and the unit head is connected to the end of first section drilling rod, and the tail end lug connection drill bit of fourth section drilling rod digs soil rapidly under the pressurization hydro-cylinder effect like this, and the lift lifting speed is high, and the gyration is unloaded native soon.
The drill rods are locking drill rods, adjacent drill rods can be positioned through locking openings, the wall thickness of the front three sections of drill rod pipes is 2cm, and the wall thickness of the last section of drill rod pipe is 3 cm; four sections drilling rods all are equipped with outer key strip, and outer key strip is equipped with the keyway, and keyway structure and keypad structure phase-match are equipped with the briquetting on the keyway.
The support ring is connected with the end heads of the first, second and third sections of drill rods through an annular blocking sleeve, and the diameter of the support ring is
The purpose is to increase the rigidity of the drill rod and reduce the downward disturbance of the drill rod; the support ring is of a detachable two-half structure, and the two half structures are connected through bolts, so that the installation is simple and convenient; the half structure of support ring is the arc plate structure, all is equipped with the through-hole on the arc.
The utility model discloses an all be equipped with outer keybar on the four sections drilling rods, be equipped with keyway 3 on the outer keybar, be equipped with interior keybar 7 on the preceding three sections of four sections drilling rods, be equipped with on the interior keybar and be used for the keypad 8 of card on the keyway, axial relative slip can be followed to every section drilling rod.
The outer wall and the inner wall of two adjacent sections of four sections of drill rods are respectively and uniformly provided with three outer key bars 4 and three power head inner key bars; the included angle between two adjacent sections of outer key strips or two adjacent sections of inner key strips is 120 degrees; the reinforcing key strips are arranged on the outer sides of the drill rods, so that the structural strength can be guaranteed.
When the drill rod rotates along the specific axial direction, the inner key strips and the outer key strips are respectively arranged and can be mutually matched through the key plates and the key grooves, so that all the drill rods can rotate in one direction.
The construction device of the rotary drilling rig has reasonable structural design, can ensure the inclination and concentricity of the drilling rig, has large torque, reduces the lower deflection of the drill rod, has high drilling efficiency, can effectively control pore-forming parameters, and has high pore-forming quality; and the structure is simple and the cost is low.
The above-mentioned is only for the description of the preferred embodiments of the present invention, and the above-mentioned technical features can be combined at will to form a plurality of embodiments of the present invention.
The present invention has been described in detail with reference to the accompanying drawings, and it is apparent that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.
Claims (6)
1. The utility model provides a dig rig construction equipment soon suitable for drilling of steel pipe socketed batter pile, includes the drilling rod structure and establishes the drill bit on the drilling rod structure, its characterized in that: the drill rod structure is a drawing type set of drill rods, and the support rings are sleeved at the end heads of the drill rods.
2. The rotary drilling rig construction device suitable for drilling of the steel pipe socketed batter pile according to claim 1, characterized in that: the drill rods are locking drill rods, and adjacent drill rods can be positioned through locking openings.
3. The rotary drilling rig construction device suitable for drilling of the steel pipe socketed batter pile according to claim 1, characterized in that: the group of drill rods comprises four sections of drill rods, outer key strips are arranged on the four sections of drill rods, key grooves are formed in the outer key strips, inner key strips are arranged on the front three sections of the four sections of drill rods, and key plates used for being clamped on the key grooves are arranged on the inner key strips.
4. The rotary drilling rig construction device suitable for drilling of the steel pipe socketed batter pile according to claim 1, characterized in that: the support ring is a detachable two-half structure, and the two-half structure is connected through a bolt.
5. The rotary drilling rig construction device suitable for drilling of the steel pipe socketed batter pile as claimed in claim 3, wherein: the outer wall and the inner wall of two adjacent sections of the four sections of the drill rods are respectively and uniformly provided with three outer key bars and three power head inner key bars; the included angle between two adjacent sections of outer key bars or two adjacent sections of inner key bars is 120 degrees.
6. The rotary drilling rig construction device suitable for drilling of the steel pipe socketed batter pile according to claim 5, characterized in that: and reinforcing key bars are arranged on the outer sides of the drill rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121732224.3U CN215169742U (en) | 2021-07-28 | 2021-07-28 | Rotary drilling rig construction device suitable for drilling of steel pipe rock-socketed batter pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121732224.3U CN215169742U (en) | 2021-07-28 | 2021-07-28 | Rotary drilling rig construction device suitable for drilling of steel pipe rock-socketed batter pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215169742U true CN215169742U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121732224.3U Active CN215169742U (en) | 2021-07-28 | 2021-07-28 | Rotary drilling rig construction device suitable for drilling of steel pipe rock-socketed batter pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215169742U (en) |
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2021
- 2021-07-28 CN CN202121732224.3U patent/CN215169742U/en active Active
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