KR200156913Y1 - Underground drill machine - Google Patents
Underground drill machine Download PDFInfo
- Publication number
- KR200156913Y1 KR200156913Y1 KR2019970004816U KR19970004816U KR200156913Y1 KR 200156913 Y1 KR200156913 Y1 KR 200156913Y1 KR 2019970004816 U KR2019970004816 U KR 2019970004816U KR 19970004816 U KR19970004816 U KR 19970004816U KR 200156913 Y1 KR200156913 Y1 KR 200156913Y1
- Authority
- KR
- South Korea
- Prior art keywords
- key
- ring
- octagonal
- octagonal ring
- sleeve
- Prior art date
Links
- 230000008878 coupling Effects 0.000 claims abstract description 17
- 238000010168 coupling process Methods 0.000 claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 claims abstract description 17
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 abstract description 3
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK 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
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
- E21B17/0465—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches characterised by radially inserted locking elements
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/36—Percussion drill bits
- E21B10/40—Percussion drill bits with leading portion
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/62—Drill bits characterised by parts, e.g. cutting elements, which are detachable or adjustable
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
본 고안은 지하 천공기에 관한 것이다.The present invention relates to an underground perforator.
즉, 아우트슬리브의 하측단을 복수개의 키와 키홈으로 형성하고 그 키와 키홈이 교차되어 비대칭으로 결합되는 키와 키홈이 형성된 8각링을 형성하여 아우트슬리브와 8각링의 조립 및 교체가 용이하며, 웨어슬리브의 외주연에는 수나사를 형성하고 그 수나사와 체결되는 암나사는 8각링에 형성하여 8각링의 조립 및 교체가 용이하며, 8각링과 드라이브서브를 결합시킨 결합핀의 위치에 탄성링올 탄실하여 작업시 이탈되는 결합핀의 이탈을 방지하는데 특징이 있는 것이다.That is, the lower end of the outer sleeve is formed of a plurality of keys and key grooves, and the key and the key grooves are formed by forming an octagonal ring formed with a key and a key groove that are asymmetrically coupled by intersecting the key and the key grooves, thereby easily assembling and replacing the outer sleeve and the octagon ring. A male thread is formed on the outer circumference of the wear sleeve, and the female thread that is fastened to the male thread is formed on the octagonal ring to facilitate the assembly and replacement of the octagonal ring, and works by elastic ring-all threading at the position of the coupling pin combining the octagonal ring and the drive sub It is characterized by preventing the separation of the coupling pins that are separated during.
Description
지하 천공기는 토목 기초공사의 장비의 일종으로서, 기초 지반지지도를 높이기위하여 제지반에 보드파일을 시공하거나, P.C 파일 H 비임파일, 스틸파일 등을 타입하기 전에 선행작업으로 지중을 천공하는데 사용하는 장비인 것이다.Underground perforator is a kind of equipment for civil engineering foundations. It is used to drill the ground prior to constructing board pile on paper ground or to type PC file H beam pile, steel pile, etc. It is
이와 같이 지중에 구멍을 뚫는 작업은 제1도에 도시된 바와 같이 아우트슬리브(100)의 회전에 의해 그 내부에 결속된 웨어슬리브(101)가 회전하고 상기 웨어슬리브(10l)의 하단에 용접으로 결합된 8각링(102)이 회전함과 동시에 8각링(102)의 내부에 형성된 8각스플라인(102')과 외부에 8각 스플라인(103a)으로 형성된 드라이브서브(103)와 체결하여 드라이브서브(103)가 회전하며, 상기 드라이브서브(103)와 8각링(102)의 양측으로는 결합핀(104)(104' )을 삽입하여 작업시에 8각링(102)으로 부터 드라이브서브(103)가 이탈되는 방지하고, 드라이브서브(103)의 내주연에 스플라인(105)을 형성하고 외주연에 스플라인(105' )을 갖는 버튼비트(105)와 체결하여 버튼비트(105)가 구멍을 천공하는 것이다.As shown in FIG. 1, the drilling of the hole in the ground is performed by rotating the outer sleeve 100 and the wear sleeve 101 bound therein by welding the lower end of the wear sleeve 10l. As the combined octagonal ring 102 rotates and is coupled to the octagonal spline 102 'formed inside the octagonal ring 102 and the drive sub 103 formed of the octagonal spline 103a on the outside, the drive sub 103 is rotated, and both sides of the drive sub 103 and the octagon ring 102 are inserted into the coupling pins 104 and 104 'so that the drive sub 103 from the octagon ring 102 is in operation. It prevents the separation and forms the spline 105 on the inner periphery of the drive sub 103, and engages with the button bit 105 having the spline 105 'on the outer periphery, so that the button bit 105 drills a hole. .
상기와 같은 구조로된 장치로 구멍을 천공할때에 8각링(102)의 회전력에 의해 회전되는 드라이브서브(103)가 8각링(102)으로 부터 분리되는 것을 방지하는 결합핀(104)(104')이 상,하 작동되는 피스톤(106)의 진동에 의해 이탈되는 결점이 있는 것이다. 그리고 웨어슬리브(101)와 결합된 8각링(102)을 분해할 때에는 그 부분이 용접으르 결합되어 있어, 교체가 용이하지 못하며, 내측의 웨어슬리브와 외측의 아우트슬리브를 분리할 때에는 상측의 탑서브를 분리하여야 하는 불편함이 있는 것이다.Coupling pins 104 and 104 which prevent the drive sub-103 which is rotated by the rotational force of the octagonal ring 102 from being separated from the octagonal ring 102 when the hole is drilled with the above structure. ') Is a defect that is separated by the vibration of the piston 106 is operated up and down. And when disassembling the octagonal ring 102 combined with the wear sleeve 101, the part is joined by welding, it is not easy to replace, the upper top sub when separating the inner wear sleeve and the outer outer sleeve There is an inconvenience to be separated.
본 고안은 상기와 같은 문제점을 해결하기 위하여 안출한 것으로서, 그 목적으로는 아우트슬리브의 하측단에 복수개의 키와 키홈을 형성하고 그 키와 키홈이 교차되어 비대칭으로 결합되는 키와 키홈이 형성된 8각링을 형성하여 아우트슬리브와 8각링의 조립 및 교체가 용이하며, 본 고안의 또 다른 목적은 웨어슬리브의 외주연에는 수나사와 8각링의 내주연의 암나사를 형성하여 웨어슬리브와 8각리의 조립 및 교체가 용이하고, 본 고안의 또 다른 목적은 드라이브서브와 8각링을 결합시킨 결합핀의 위치 즉, 드라이브서브의 외주연에 탄성링을 결착하여 결합핀이 이탈되는 것을 방지하는데 그 목적이 있는 것이다.The present invention has been made to solve the above problems, for the purpose of forming a plurality of keys and key grooves in the lower end of the outer sleeve and the key and the key grooves are asymmetrically coupled to the key and key groove is formed 8 It is easy to assemble and replace the outer sleeve and the octagonal ring by forming the angular ring, and another object of the present invention is to assemble the wear sleeve and the octagonal by forming a female thread on the outer circumference of the wear sleeve and an inner circumference of the octagonal ring. It is easy to replace, and another object of the present invention is to prevent the coupling pin from being separated by binding an elastic ring to the outer circumference of the drive sub, that is, the position of the coupling pin that couples the drive sub and the octagonal ring. .
제1도는 종래의 단면도.1 is a conventional cross-sectional view.
제2도는 본 고안의 분해 사시도.2 is an exploded perspective view of the present invention.
제3도는 본 고안의 결합 단면도.3 is a cross-sectional view of the present invention.
* 도면의 주요 부분에 대한 부호의 설명* Explanation of symbols for the main parts of the drawings
10 : 아우트슬리브 10a, 12a : 키10: outer sleeve 10a, 12a: key
10b, 12b : 키홈 11 : 웨어슬리브10b, 12b: keyway 11: wear sleeve
11' : 수나사 12 : 8각링11 ': Male thread 12: Octagonal ring
12c : 암나사 12d : 주연홈12c: Female thread 12d: Cast groove
13 : 결합핀 14 : 탄성링13: coupling pin 14: elastic ring
제 2 도는 본 고안의 분해 사시도이고, 제 3 도는 본 고안의 결합단면도를 도시한 것이다.Figure 2 is an exploded perspective view of the subject innovation, Figure 3 shows a combined cross-sectional view of the subject innovation.
즉, 아우트슬리브(10)와 결합되어 회전되는 웨어슬리브(11)를 갖는 지하 천공기에 있어서, 상기 아우트슬리브(10)의 하측단에는 키(10a)과 키홈(10b)으로 형성하며, 상기 키(10a)와 키홈(10b)이 교차대어 비대칭으로 결합되는 키(12a)와 키홈(12b)을 8각링(12)의 상측에 형성하고 상기 웨어슬리브(11)의 외주연에는 수나사(11' )를 형성하고 상기 수나사(11')와 체결되는 암나사(12c)는 8각링(12)의 내주연에 형성하며, 상기 8각링(12)의 외주연에 형성되는 주연홈(12d)은 공지의 결합핀(13)과 같은 위치에 형성하며, 그 주연홈(12d)의 위치에 상기 결합핀(l3)이 이탈을 방지하는 탄성링(14)을 탄설하여 구성된 것이다.That is, in the underground perforator having the wear sleeve 11 rotated in combination with the outer sleeve 10, the lower end of the outer sleeve 10 is formed of a key (10a) and a key groove (10b), the key ( A key 12a and a key groove 12b are formed on the upper side of the octagonal ring 12 and 10a) and the key groove 10b are asymmetrically coupled to each other, and a male screw 11 'is formed on the outer periphery of the wear sleeve 11. The female screw 12c formed and fastened to the male screw 11 'is formed at the inner circumference of the octagonal ring 12, and the peripheral groove 12d formed at the outer circumference of the octagonal ring 12 is a known coupling pin. It is formed in the same position as (13), the coupling pin (l3) in the position of the peripheral groove (12d) is constructed by the elastic ring 14 to prevent the separation.
도면중 미실명부호 15는 드라이브서브 16은 버튼비트이다.In the figure, the non-real name 15 is the drive sub 16 is the button bit.
상기와 같이 구성된 본 고안의 작용은 아우트슬리브(10)가 회전하면 그 내부에 결속된 웨어슬리브(11)가 회전하고 웨어슬리브(11)의 외주연의 수나사(11')와 체결된 암나사(12a)를 갖는 8각링(12)이 회전함과 동시에 8각링(12)의 내부의 수직으로는 8각 스플라인으로 결속하고 수평으로 결합핀(13)으로 쳬결되어 회전하는 드라이브서브(15)가 회전하는 것이다. 이때 결합핀(13)은 상, 하작동되는 피스톤(16)의 진동에 의해 8각링(12)과 드라이브서브(15)로 부터 이탈하려는 작용이 발생하는 것을 탄성링(14)이 이를 차단하게 되는 것이다. 그리고 버튼비트(16)는 드라이브서브(15)의 내부에 스플라인으로 결속되어 제지반을 천공하는 것이다.When the outer sleeve 10 is rotated, the work of the present invention configured as described above rotates the wear sleeve 11 bound therein and the internal thread 12a fastened to the outer thread 11 'of the outer periphery of the wear sleeve 11. At the same time as the octagonal ring (12) having the rotation of the inside of the octagonal ring (12) vertically bound with an octagonal spline and connected to the coupling pin 13 horizontally rotates the drive sub (15) is rotated will be. At this time, the coupling pin 13 is an elastic ring 14 to block the action that is to be separated from the octagonal ring 12 and the drive sub 15 by the vibration of the upper and lower operated piston (16). will be. In addition, the button bit 16 binds to the inside of the drive sub 15 by a spline to drill the paper mill.
이상에서 설명한 바와 같이 본 고안은 아우트슬리브의 하측단에서 결합되는 8각링의 결합을 키와 키홈으로 형성하여 분해가 용이하며, 웨어슬리브의 외주연과 8각링의 내주연을 나사 타입으로 체결함으로서, 8각링의 교체가 용이하며, 8각링과 드라이브서브를 결합하는 결합핀이 작업시에 이탈을 방지하기 위하여 그 결합핀의 위치에 탄성링을 탄설함으로서, 결합핀이 분리되는 것을 방지하는 효과가 있는 것이다.-As described above, the present invention is easy to disassemble by forming the coupling of the octagonal ring coupled at the lower end of the outer sleeve as the key and the key groove, by fastening the outer circumference of the wear sleeve and the inner circumference of the octagonal ring by a screw type, It is easy to replace the octagonal ring, and by arranging the elastic ring at the position of the coupling pin to prevent the coupling pin connecting the octagon ring and the drive sub in operation, there is an effect of preventing the coupling pin from being separated. will be.-
본 고안은 지하 천공기에 관한 것으로서, 특히 지하천공기의 하부에 형성되는 아우트슬리브의 끝단에는 복수개의 키와 키홈을 형성하고, 그 키와 키홈이 교차되어 비대칭으로 결합되는 키와 키홈이 형성된 8각링을 형성하여 아우트슬리브와 8각링의 조립 및 교체가 용이하며, 8각링의 외주연에는 탄성링을 탄설하여 8각링과 드라이브 서브를 결합시키는 결합핀이 작업시에 이탈되는 것을 방지하며, 웨어슬리브의 하측의 외주연의 수나사와 8각링의 내주연의 암나사가 결합하여 8각링의 교체가 용이하도록 하는 것을 제공 하는 것이다.The present invention relates to an underground perforator, in particular, at the end of the outer sleeve formed in the lower part of the underground drill, a plurality of keys and key grooves are formed, and the key and the key grooves are crossed asymmetrically coupled octagonal ring formed with the key and key grooves. It is easy to assemble and replace the outer sleeve and the octagonal ring, and the outer ring of the octagonal ring is elastically installed to prevent the coupling pins connecting the octagonal ring and the drive sub from being separated during operation, and the lower side of the wear sleeve The outer circumference of the male thread and the inner thread of the octagonal ring are combined to provide for easy replacement of the octagonal ring.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019970004816U KR200156913Y1 (en) | 1997-03-15 | 1997-03-15 | Underground drill machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR2019970004816U KR200156913Y1 (en) | 1997-03-15 | 1997-03-15 | Underground drill machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR19980060705U KR19980060705U (en) | 1998-11-05 |
| KR200156913Y1 true KR200156913Y1 (en) | 1999-09-01 |
Family
ID=19497294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR2019970004816U KR200156913Y1 (en) | 1997-03-15 | 1997-03-15 | Underground drill machine |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR200156913Y1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11350011A (en) * | 1998-06-12 | 1999-12-21 | Yamamoto Rock Machine Kk | Pipe for opening tape hole |
-
1997
- 1997-03-15 KR KR2019970004816U patent/KR200156913Y1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR19980060705U (en) | 1998-11-05 |
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