KR100473654B1 - Removable Anchor - Google Patents
Removable Anchor Download PDFInfo
- Publication number
- KR100473654B1 KR100473654B1 KR10-2002-0029066A KR20020029066A KR100473654B1 KR 100473654 B1 KR100473654 B1 KR 100473654B1 KR 20020029066 A KR20020029066 A KR 20020029066A KR 100473654 B1 KR100473654 B1 KR 100473654B1
- Authority
- KR
- South Korea
- Prior art keywords
- anchor
- fixing
- insertion portion
- opening
- gap
- Prior art date
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
- E02D5/765—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor removable
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/80—Ground anchors
- E02D5/805—Ground anchors with deformable anchoring members
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
Abstract
본 발명은 앵커의 제거가 가능한 앵커장치에 관한 것으로, 앵커고정수단, 앵커제거수단으로 이루어지며, 앵커고정수단은 다시 압착수단과 앵커물림수단으로 구성된다. 앵커고정수단의 압착수단은 앵커물림수단을 압착하여 상기 앵커물림수단이 앵커장치로부터 이탈되지 못하도록 하고, 앵커물림수단은 상기 압착수단에 의해 가해진 압축력에 의해 삽입된 앵커가 빠져나가지 못하도록 한다. 앵커제거수단은 앵커물림수단의 내부 틈을 벌어지게 하여 삽입된 앵커가 앵커장치로부터 손쉽게 제거될 수 있도록 한다. 이와 같은 본 발명의 제거식 앵커장치는 앵커의 설치 및 제거작업이 용이하면서도 확실성이 높아 분쟁 발생의 예방 및 환경보호는 물론 공기단축과 자재절약 등 경제적인 측면에서도 많은 기여를 할 수 있다.The present invention relates to an anchor device capable of removing an anchor, consisting of an anchor fixing means, an anchor removing means, the anchor fixing means is composed of a crimping means and an anchor bite again. The crimping means of the anchor fixing means compresses the anchor biting means to prevent the anchor biting means from being separated from the anchor device, and the anchor biting means prevents the inserted anchor from coming out by the compression force applied by the crimping means. The anchor removing means opens the inner gap of the anchor bite so that the inserted anchor can be easily removed from the anchor device. Such a removable anchor device of the present invention is easy to install and remove the anchor, while high reliability can be contributed in economical aspects, such as preventing the occurrence of disputes and environmental protection, as well as shortening the air and materials.
Description
일반적으로 터파기 공사 등 건축공사나 토목공사에 있어서 안식각 이상의 경사면에 대하여 흙막이 벽을 배면토의 토압에 대응하게 하거나, 또는 원지반 자체의 전단강도를 증대시키기 위해 앵커 또는 네일을 설치한다. 이렇게 설치된 앵커 또는 네일이 영구설치용인 경우에는 문제가 없겠으나, 가설용으로 설치를 하는 경우 이를 그대로 방치하면 환경오염문제, 자재의 낭비를 초래할 뿐 아니라, 도심지에서의 건축물 공사시 인접 대지의 침범에 따른 분쟁, 앵커가 설치된 대지의 지중공사시 장애물로의 작용등 많은 문제점을 초래하기 때문에 이를 제거하여야 하는 필요성이 제기된다. 이에 제거식 앵커 등에 관한 연구가 종래부터 활발히 진행되고 있으며, 그 예로는 나사에 의한 앵커제거방법, 화약에 의한 앵커제거방법, 제거용 인장재를 삽입하여 앵커를 제거하는 방법 등이 다수 출원되고 있다. 그러나, 이와 같은 종래기술 중 나사에 의한 앵커제거방법은 앵커에 커다란 회전력을 부여하여야 하고, 또 배면토의 활동에 의해 앵커가 휘어져 앵커의 회전이 곤란하게 될 수 있다는 문제점이 있고, 화약에 의해 그라우팅제를 파괴시키고 앵커를 제거하는 방법은 화약폭발에 따른 지반의 진동으로 민원이 우려되고 시공의 확실성도 기대하기 어려우며, 제거용 인장재에 의한 앵커제거방법은 필요한 인장재 이외에 제거용 인장재를 삽입하여야 하므로 앵커장치의 규모가 커지고, 또한 그 구조도 복잡해진다는 문제점이 있다.In general, in the construction or civil engineering works such as digging work, anchors or nails are installed to make the wall of mud correspond to the earth pressure of the soil on the slope above the angle of repose, or to increase the shear strength of the base itself. If the anchor or nail is installed in this way, there will be no problem, but if it is installed for temporary installation, it will not only cause environmental pollution and waste of materials, but also cause infringement of neighboring lands when building buildings in urban areas. As a result, many problems such as conflict and obstacles in the underground construction of the site where anchors are installed are caused. Accordingly, researches on removable anchors and the like have been actively conducted in the past, and examples thereof include a method of removing an anchor by a screw, a method of removing an anchor by gunpowder, and a method of removing an anchor by inserting a removal material. However, the conventional method for removing anchors by screws in the prior art has a problem that the anchor should be given a great rotational force, and the anchor may be bent due to the action of the backing soil, so that the rotation of the anchor may be difficult, the grouting agent by the gunpowder To remove the anchor and remove the anchor is concerned with civil complaints due to the vibration of the ground due to explosives, and it is difficult to expect certainty of the construction.The method of removing the anchor by the removal tension member requires the insertion of the removal tension member in addition to the required tension member. There is a problem in that the size of P is increased and the structure is also complicated.
본 발명은 가설공사가 완료되어 앵커가 더 이상 필요 없게 된 경우 이를 신속히 제거하여 분쟁의 발생여지를 없애고 환경의 오염방지 및 자원의 재활용을 도모하기 위한 앵커 제거용 앵커장치를 제공하고자 하는 것이고, 이러한 목적을 최대한 달성하기 위하여 그 구조가 단순하여 시공이 용이하면서도 시공의 확실성을 확보할 수 있는 앵커장치를 제공하는데 있다. 또한 본 발명은 그라운드 앵커공법 뿐만 아니라 소일 네일링 공법에도 적용이 가능한 앵커장치를 제공하고자 한다.The present invention is to provide an anchor removal device for removing the anchor to eliminate the possibility of disputes and to prevent the pollution of the environment and to recycle resources when the anchor is no longer needed when the construction is completed. In order to achieve the object to the maximum, the structure is simple to provide an anchor device that can be secured construction while easy construction. In addition, the present invention is to provide an anchor device that can be applied to the soil nailing method as well as the ground anchoring method.
본 발명은 앵커고정수단, 앵커제거수단으로 이루어지며, 앵커고정수단은 다시 압착수단과 앵커물림수단으로 구성된다.The present invention consists of anchor fixing means, anchor removing means, the anchor fixing means is composed of the pressing means and the anchor bite again.
앵커고정수단의 압착수단은 앵커물림수단을 압착하여 상기 앵커물림수단이 앵커장치로부터 이탈되지 못하도록 하고, 앵커물림수단은 상기 압착수단에 의해 가해진 압축력에 의해 삽입된 앵커가 빠져나가지 못하도록 한다.The crimping means of the anchor fixing means compresses the anchor biting means to prevent the anchor biting means from being separated from the anchor device, and the anchor biting means prevents the inserted anchor from coming out by the compression force applied by the crimping means.
앵커제거수단은 앵커물림수단의 내부 틈을 벌어지게 하여 삽입된 앵커가 앵커장치로부터 손쉽게 제거될 수 있도록 한다.The anchor removing means opens the inner gap of the anchor bite so that the inserted anchor can be easily removed from the anchor device.
즉, 앵커를 설치할 때에는 앵커고정수단을 작용을 시켜 앵커물림수단에 삽입된 앵커가 앵커장치로부터 이탈되지 않도록 하고, 앵커의 사용이 완료되어 이를 제거하고자 하는 경우에는 앵커제거수단을 작용시켜 앵커가 앵커장치로부터 제거되도록 한다.That is, when the anchor is installed, the anchor fixing means is acted on so that the anchor inserted in the anchor biting means is not separated from the anchor device. When the anchor is completed and the member is to be removed, the anchor is operated by actuating the anchor removing means. To be removed from the device.
이하, 바람직한 실시예를 도면에 의해 상세히 설명한다.Hereinafter, preferred embodiments will be described in detail with reference to the drawings.
도 2는 앵커고정수단의 제1외관체(A)의 사시도이다.2 is a perspective view of a first exterior body A of the anchor fixing means.
상기 제1외관체(A)는 양단이 개방된 관체로, 외주면(1) 및 내주면(2)이 일단부를 향하여 점차 직경이 작아지도록 테이퍼져 있다. 직경이 큰 단부의 제1개방부(3)외주면에는 숫나사부(5)가 형성되어 후술하게 될 앵커제거수단의 제2외관체(B)와 나사결합하게 되고, 직경이 작은 단부의 제2개방부(4)는 앵커를 감싼 앵커고정체 유닛이 빠져나가지 못하도록 앵커고정체 유닛을 압착한다. 다른 실시예로 상기 나사결합수단을 탄성돌기를 요홈에 끼우는 결합방식을 채택할 수도 있을 것이다.The first outer shell A is a tube whose both ends are open, and the outer circumferential surface 1 and the inner circumferential surface 2 are tapered so as to gradually decrease in diameter toward one end. A male screw portion 5 is formed on the outer circumferential surface of the first open portion 3 of the large diameter end portion to be screwed with the second outer body B of the anchor removing means, which will be described later, and the second opening of the small diameter end portion. The part 4 compresses the anchor fixing unit so that the anchor fixing unit wrapping the anchor does not escape. In another embodiment, the screw coupling means may adopt a coupling method for fitting the elastic protrusion into the groove.
도 3은 앵커고정수단의 앵커고정체 유닛을 형성하는 단위 앵커고정체(C)을 나타내고 있다.3 shows the unit anchor fixture C forming the anchor fixture unit of the anchor fixing means.
앵커고정체 유닛은 앵커를 물어 인장력의 작용시 앵커장치로부터 이탈되는 것을 막아주는 앵커물림수단의 기능을 한다.The anchor fixing unit functions as an anchor bite means that bites the anchor and prevents it from being released from the anchor device when the tension force is applied.
앵커고정체 유닛은 적어도 2개로 분할된 앵커고정체(C)로 이루어지고, 이들은 각각 앵커(21)가 삽입되는 앵커삽입부(11), 앵커제거를 위한 벌림수단인 벌림쐐기(22)가 삽입되는 벌림쐐기 삽입부(12), 앵커제거수단의 틈새 유지부(23)가 끼워지는 단턱부(13)로 구성된다.Anchor fixing unit is composed of at least two anchor fixing (C) divided, each of which is inserted into the anchor insertion portion 11, which is inserted into the anchor 21, the opening wedge 22 which is an opening means for removing the anchor The opening wedge insertion part 12 is formed, and the stepped portion 13 into which the gap retaining part 23 of the anchor removing means is fitted.
앵커고정체(C)는 길이방향의 대략 중간정도의 지점을 기준으로 하여 일단부 제1외면(15)은 쐐기형상으로 테이퍼져 제1외관체(A) 내주면(2)의 경사면과 동일한 각도를 이루도록 하고, 타단부의 제2외면(16)은 반원통형으로 되어 제2외관체의 내면과 동일한 각을 이루도록 한다. 그러나 상기와 같은 반원통형의 형상은 후술하는 다른 실시예인 제2외관체(B)의 형상변경에 따라 대응되어 변경될 수 있을 것이다. 앵커고정체(C)의 길이는 제1 외관체(A)와 제2외관체(B)가 결합되어 형성되는 내부공간의 길이보다 작게 하여 후퇴공간부(31)가 형성되도록 하고, 상기 반원통형의 직경은 제2 외관체(B)의 내경보다 작게 하여 확장공간부(32)가 형성되도록 하여, 앵커 고정체 유닛이 상기 후퇴공간부(31)로 후퇴하면서 벌림쐐기(22)가 앵커고정체 유닛에 형성된 벌림쐐기 삽입부(12)에 삽입될 수 있도록 하고, 또한 벌림쐐기(22)의 삽입시 앵커고정체 유닛의 확장이 충분히 이루어질 수 있도록 하여야 한다.The anchor fixing body C is tapered in a wedge shape at one end of the first outer surface 15 at an approximately midpoint point in the longitudinal direction, and has the same angle as the inclined surface of the inner circumferential surface 2 of the first exterior body A. The second outer surface 16 of the other end is semi-cylindrical to form the same angle as the inner surface of the second exterior body. However, the semi-cylindrical shape as described above may be changed in correspondence with the shape change of the second exterior body B, which is another embodiment to be described later. The length of the anchor fixing body (C) is smaller than the length of the inner space formed by combining the first exterior body (A) and the second exterior body (B) so that the recessed space portion 31 is formed, the semi-cylindrical The diameter of the second outer body (B) is smaller than the inner diameter so that the expansion space portion 32 is formed, the anchoring unit unit retreats to the retreat space portion 31, the opening wedge 22 is anchor anchor body It should be able to be inserted into the opening wedge inserting portion 12 formed in the unit, and also to allow the expansion of the anchor fixing unit at the time of insertion of the opening wedge 22.
앵커삽입부(11)는 앵커고정체(C)의 외면이 테이퍼진 부분의 반대면, 즉 앵커고정체 유닛의 분할면인 평탄면(17)의 일단에 형성되며, 앵커(21)가 접속되는 앵커접속면(18)은 스크래치를 형성하여 앵커와 앵커고정체(C)간의 마찰력이 향상되도록 하고, 앵커접속면(18)이 끝나는 부분에는 직각방향으로 앵커스토퍼(19)를 형성하여 앵커(21)의 삽입이 적정하도록 함과 아울러 앵커 제거를 위한 앵커의 타격시 압축력을 전달해 주는 기능을 하도록 한다.The anchor insertion portion 11 is formed at one end of the flat surface 17, which is the divided surface of the anchor fixing unit, that is, the outer surface of the anchor fixing body C is tapered, and the anchor 21 is connected. The anchor connection surface 18 forms a scratch to improve the friction between the anchor and the anchor fixing body C, and the anchor stopper 19 is formed at a right angle in the end portion of the anchor connection surface 18 to form an anchor 21 ) To ensure proper insertion and to deliver a compressive force when the anchor strikes to remove the anchor.
벌림쐐기 삽입부(12)와 단턱부(13)는 상기 앵커삽입부(12)가 형성된 부분의 타측 단부의 평탄면(17)에 벌림쐐기(22) 및 틈새유지부(23)에 대응되게 화살촉의 형상으로 홈이 파여 형성된다. 앵커삽입부(11)와 벌림쐐기 삽입부(12)의 사이에는 연통된 홈(14)이 형성되어 벌림쐐기(22)가 벌림쐐기 삽입부(12)에 완전히 삽입되었을 때 상기 벌림쐐기(22)의 첨단부(24)가 상기 홈(14)에 끼워져 단턱부(13)와 함께 앵커고정체(C)간의 벌려진 틈을 유지시켜준다.The opening wedge insertion portion 12 and the stepped portion 13 are arrowheads corresponding to the opening wedge 22 and the gap retention portion 23 on the flat surface 17 of the other end of the portion where the anchor insertion portion 12 is formed. Grooves are formed in the shape of. A communication groove 14 is formed between the anchor insertion portion 11 and the opening wedge insertion portion 12 so that the opening wedge 22 when the opening wedge 22 is completely inserted into the opening wedge insertion portion 12. The tip portion 24 of the groove 14 is inserted into the step portion 13 to maintain the gap between the anchor fixing body (C).
앵커고정체들의 유닛 형성을 용이하게 하기 위하여 그 외면에 탄성링(30)과 같은 탄력고정수단을 둘 수 있다. 또 탄성링의 위치고정을 위하여 상기 앵커고정체의 외면에 탄성링 삽입홈(20)을 둘 수도 있다. 이러한 탄성고정수단은 앵커고정체 유닛의 양측에 설치하는 것이 바람직하다.In order to facilitate the formation of a unit of anchor anchors, an elastic fixing means such as an elastic ring 30 may be provided on the outer surface thereof. In addition, in order to fix the position of the elastic ring may be provided with an elastic ring insertion groove 20 on the outer surface of the anchor fixing body. Such elastic fixing means is preferably provided on both sides of the anchor fixing unit.
도 4는 앵커제거수단을 나타낸다.4 shows anchor removal means.
앵커제거수단은 상기 앵커고정수단의 제1외관체(A)와 결합되는 제2외관체(B)와, 그 내면에 돌출 형성된 앵커제거장치(D)로 구성되어 있다.The anchor removing means is composed of a second outer body (B) coupled to the first outer body (A) of the anchor fixing means, and an anchor removing device (D) protruding on an inner surface thereof.
제2외관체(B)는 원통형상으로 일단은 폐쇄되고 타단은 개방되어 있으며, 개방된 면의 내면에는 암사부(25)가 형성되어 상기 제1외관체(A)의 외면에 형성된 숫나사부(5)와 나사결합된다. 다른 실시예로 제2외관체(B)의 형상을 제1외관체(A)로부터 연속된 원뿔형상으로 할 수도 있다. 아울러 제 1외관체(A)와 제2외관체(B)의 외면에는 돌기(40)를 두어 그라우팅재(42)와의 부착력을 향상시킬 수 있다.The second exterior body B has a cylindrical shape, one end of which is closed and the other end of which is open, and a female thread part 25 is formed on an inner surface of the open surface to form a male screw part formed on an outer surface of the first exterior body A. Screwed with 5). In another embodiment, the shape of the second exterior body B may be a conical shape continuous from the first exterior body A. In addition, the protrusions 40 may be provided on the outer surfaces of the first exterior body A and the second exterior body B to improve adhesion to the grouting material 42.
제2외관체(B)의 폐쇄된 단부의 내면 중심부에는 앵커제거장치(D)가 돌출되어 있는데, 상기 앵커제거장치(D)는 벌림쐐기(22)와 틈새유지부(23)로 형성되어 있다. 상기 제2외관체(B)와 앵커제거장치(D)는 일체로 제작할수도 있고, 이들을 분리제작한 후 사용시 나사결합 또는 용접 등 공지의 결합수단으로 일체화시켜 사용할 수 있다.An anchor removing device (D) protrudes from the inner surface center of the closed end of the second exterior body (B), and the anchor removing device (D) is formed of the opening wedge (22) and the gap retaining portion (23). . The second exterior body (B) and the anchor removal device (D) may be manufactured integrally, and after the production of the separation, they may be integrated by a known coupling means such as screwing or welding.
벌림쐐기(22)는 화살촉 형상의 원뿔형상으로 이루어져 있으며, 앵커고정체 유닛의 벌림쐐기 삽입부(12)에 삽입되면서 상기 앵커고정체(C)들간의 틈이 벌어지도록 한다. 상기 벌림쐐기(22)와 일체로 형성된 틈새유지부(23)는 앵커고정체(C)의 단턱부(13)에 끼워져 벌림쐐기(22)에 의해 형성된 앵커고정체(C)들간의 틈이 다시 오무라들지 않도록 그 틈새를 유지시킨다.The opening wedge 22 is formed in a cone shape of an arrowhead, and is inserted into the opening wedge insertion portion 12 of the anchor fixing unit so that the gap between the anchor fixing bodies C is opened. The gap retaining portion 23 integrally formed with the gaping wedge 22 is fitted into the stepped portion 13 of the anchor fixing body C, and the gap between the anchor fixing bodies C formed by the gaping wedge 22 is again. Keep the gap so that it doesn't creep in.
물론, 벌림쐐기와 틈새유지부를 도 7에서와 같이 일체화한 일반적인 쐐기형상으로도 할 수도 있다.Of course, it can also be made into a general wedge shape in which the opening wedge and the gap retaining portion are integrated as shown in FIG.
벌림쐐기(22)의 돌출길이는 앵커고정체(C)에 형성된 벌림쐐기 삽입부(12)의 길이보다 다소 길게 하여, 벌림쐐기(22)가 상기 벌림쐐기 삽입부(12)에 완전 삽입된 후에도 상기 벌림쐐기(22)의 첨단부(24)가 틈새유지부(23)의 두께만큼 앵커고정체 유닛의 홈(14)에 의해 형성된 틈새에 끼워지도록 함으로써 2점 지지가 되게 하고, 이로 인해 틈새가 기울지 않고 일정하게 유지될 수 있도록 한다.The protruding length of the opening wedge 22 is somewhat longer than the length of the opening wedge insertion portion 12 formed in the anchor fixing body C, even after the opening wedge 22 is completely inserted into the opening wedge insertion portion 12. The tip portion 24 of the opening wedge 22 is inserted into the gap formed by the groove 14 of the anchor fixing unit by the thickness of the gap holding portion 23 so as to be two-point support, whereby the gap is Make sure it stays constant without tilting.
이와 같이 구성되는 앵커장치의 설치 및 앵커제거방법에 다음과 같다.The method of installing and removing the anchor device configured as described above is as follows.
(앵커장치의 조립 및 설치)(Assembly and installation of anchor device)
도 5는 앵커가 앵커고정장치에 고정된 상태를 나타내는 앵커장치의 단면도이다.5 is a cross-sectional view of the anchor device showing a state in which the anchor is fixed to the anchor fixing device.
먼저 앵커(21)를 제1외관체(A)의 테이퍼진 단부에 형성된 제2개방부(4)에 삽입하고, 관통되어 제1개방부(3)로 나온 앵커(21)의 단부를 앵커고정체(C)에 형성된 앵커 삽입부(11)에 앵커스토퍼(19)가 닿을 정도로 끼워넣고 앵커고정체(C)의 외주면에 형성된 탄성링 삽입홈(20)에 탄성링(30)을 끼워 앵커고정체 유닛을 형성 · 고정시킨 후, 상기 제1외관체(A)를 당겨 앵커고정체 유닛이 제1외관체(A)의 제2개방부(4)에 쐐기식으로 끼워지게 한다. 그리고 벌림쐐기(22)의 끝이 상기 앵커고정체 유닛의 유도공간부(33)에 약간 끼워지도록 제2외관체(B)를 제1외관체(A)와 나사결합시키면 앵커장치의 조립은 완료된다.First, the anchor 21 is inserted into the second open portion 4 formed at the tapered end of the first outer shell A, and the end of the anchor 21 penetrated through the first open portion 3 is anchored. The anchor stopper (19) is inserted into the anchor insertion portion (11) formed in the body (C) so that the anchor ring (C) is anchored by inserting the elastic ring 30 in the elastic ring insertion groove (20) formed on the outer peripheral surface of the anchor fixing body (C) After the stagnation unit is formed and fixed, the first outer shell A is pulled so that the anchor stationary unit is wedge-shaped into the second open portion 4 of the first outer shell A. FIG. Then, when the end of the opening wedge 22 is screwed into the first shell A so that the second shell B is fitted into the guide space 33 of the anchor fixing unit 33, the assembly of the anchor device is completed. do.
앵커장치의 설치는 도8에서와 같이 공지된 기술에 의한다.Installation of the anchor device is by a known technique as shown in FIG.
즉, 앵커공(41)을 천공한 다음 앵커가 결합된 앵커장치(K)를 상기 앵커공(41)에 삽입하고, 쉬스관(E)을 설치한 후 그라우팅재(42)로 상기 앵커공을 충진하고 그라우팅재가 경화된 후 앵커(21)를 인장하여 정착판(43)에 고정시키게 된다.That is, the anchor hole 41 is drilled and then the anchor device (K) coupled with the anchor is inserted into the anchor hole (41), the sheath pipe (E) is installed, and then the anchor hole with the grouting material (42). After filling and the grouting material is cured, the anchor 21 is tensioned and fixed to the fixing plate 43.
(앵커의 제거)(Removal of anchor)
사용이 완료된 앵커(21)의 제거는, 먼저 정착판(43)을 제거한 후 앵커(21)의 단부를 망치나 햄머 등으로 타격하여 압축력을 가하는 것으로 시작한다. 이러한 압축력은 앵커고정체(C)의 앵커스토퍼(19)에 전달되고, 결국 앵커고정체 유닛은 제1외관체(A)의 제2개방부(4)로부터 뒤로 밀려나게 된다.Removal of the anchor 21 after use is started by first removing the fixing plate 43 and then hitting the end of the anchor 21 with a hammer or a hammer to apply a compressive force. This compressive force is transmitted to the anchor stopper 19 of the anchor fixing body C, and eventually the anchor fixing unit is pushed back from the second open part 4 of the first exterior body A.
또한 뒤로 밀려나게 되는 앵커고정체 유닛의 유도공간부(33)는 제2외관체(B)에 형성된 벌림쐐기(22)의 삽입을 유도하게 되며, 벌림쐐기(22)의 삽입에 따라 상기 앵커고정체(C)간의 틈이 발생하게 되고, 벌림쐐기(22)가 앵커고정체(C)의 벌림쐐기 삽입부(12)내에 완전히 삽입되면 벌림쐐기(22)의 첨단부(24)과 앵커고정체(C)들의 홈(14)에 의해 형성된 틈새에 끼임과 아울러 벌림쐐기 하단부의 틈새유지부(23)가 앵커고정체(C)의 단턱부(13)에 걸려 앵커고정체(C)들간의 틈새가 일정하게 유지된다.In addition, the guide space portion 33 of the anchor fixing unit to be pushed back induces the insertion of the opening wedge 22 formed in the second exterior body (B), the anchor according to the insertion of the opening wedge 22 When the gap between the stagnation C occurs, and the opening wedge 22 is completely inserted into the opening wedge insertion portion 12 of the anchor fixing body C, the tip 24 and the anchor fixing body of the opening wedge 22 are formed. (C) is sandwiched by the gap formed by the grooves 14 of the (C), and the gap retaining portion 23 of the lower end of the opening wedge is caught by the step portion 13 of the anchor fixing body (C) gap between the anchor fixing bodies (C) Is kept constant.
이와 같이 앵커고정체(C)들간의 틈새가 발생하게 되면 앵커고정체(C)의 앵커접속면(18)이 앵커(21)와 분리되고, 이때 앵커(21)을 제거하면 되는 것이다.When the gap between the anchor fixing body (C) is generated in this way, the anchor connecting surface 18 of the anchor fixing body (C) is separated from the anchor 21, and at this time, the anchor 21 may be removed.
도 6은 앵커제거장치가 상기와 같이 앵커고정체 유닛에 작용하여 앵커의 제거가 가능하게 된 상태를 나타내고 있다.6 shows a state in which the anchor removal device is able to remove the anchor by acting on the anchor fixing unit as described above.
본 발명의 제거식 앵커장치는 앵커의 설치 및 제거작업이 용이하면서도 확실성이 높아 분쟁 발생의 예방 및 환경보호는 물론 공기단축과 자재절약 등 경제적인 측면에서도 많은 기여를 할 수 있다.Removable anchor device of the present invention is easy to install and remove the anchor, while high certainty can be contributed in economical aspects, such as preventing the occurrence of disputes and environmental protection, as well as air shortening and material saving.
도 1은 앵커가 삽입된 앵커장치의 전체 사시도1 is a perspective view of the anchor device is inserted anchor
도 2는 앵커고정수단의 제1외관체 사시도Figure 2 is a perspective view of the first appearance of the anchor fixing means
도 3은 단위앵커고정체의 사시도3 is a perspective view of a unit anchor fixture
도 4은 앵커제거수단의 전체 사시도4 is a perspective view of the anchor removing means
도 5는 앵커가 앵커고정장치에 고정된 상태를 나타내는 앵커장치의 단면도Figure 5 is a cross-sectional view of the anchor device showing a state in which the anchor is fixed to the anchor fixing device
도 6은 앵커제거수단이 작용하여 앵커고정체가 벌어진 상태를 나타내는 앵커장치의 단면도Figure 6 is a cross-sectional view of the anchor device showing a state in which the anchor fixing body is opened by the act of removing the anchor
도 7은 제6도에서 앵커제거장치가 일반적인 쐐기형태인 다른 실시예의 단면도FIG. 7 is a cross-sectional view of another embodiment in which the anchor removing device in FIG.
도 8은 앵커가 설치된 상태도8 is a state in which the anchor is installed
* 도면의 주요부분에 대한 부호의 설명 *Explanation of symbols on the main parts of the drawings
K … 앵커장치 A … 제1외관체K… Anchor device A. First appearance
B … 제2외관체 C … 앵커고정체B… Second appearance C... Anchor
D … 앵커제거장치 E … 쉬스관D… Anchor removing device E. Sheath tube
1 … 외주면 2 … 내주면One … Outer peripheral surface 2. Inside
3 … 제1개방부 4 … 제2개방부3…. First opening portion 4. 2nd opening
5 … 숫나사부 11 … 앵커삽입부5... Male part 11. Anchor Insert
12 … 벌림쐐기 삽입부 13 … 단턱부12... Opening wedge insertion part 13. Step
14 … 홈 15 … 제1외면14. Home 15. First exterior
16 … 제2외면 17 … 평탄면16. Second exterior face 17. Flat surface
18 … 앵커접속면 19 … 앵커스토퍼18. Anchor connection surface 19... Anchor stopper
20 … 탄성링 삽입홈 21 … 앵커20... Elastic ring insertion groove 21. anchor
22 … 벌림쐐기 23 … 틈새유지부22. Opening wedge 23. Niche Maintenance
24 … 첨단부 25 … 암나사부24. Tip 25. Female thread
30 … 탄성링 31 … 후퇴공간부30. Elastic ring 31. Retreat Space
32 … 확장공간부 33 … 유도공간부32. Expansion space 33. Induction space part
40 … 돌기 41 … 앵커공40…. Projection 41. Anchor ball
42 … 그라우팅재 43 … 정착판42. Grouting material 43. Fixing plate
Claims (4)
Priority Applications (1)
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KR10-2002-0029066A KR100473654B1 (en) | 2002-05-24 | 2002-05-24 | Removable Anchor |
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KR10-2002-0029066A KR100473654B1 (en) | 2002-05-24 | 2002-05-24 | Removable Anchor |
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KR100473654B1 true KR100473654B1 (en) | 2005-03-15 |
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KR10-2002-0029066A KR100473654B1 (en) | 2002-05-24 | 2002-05-24 | Removable Anchor |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100943270B1 (en) | 2009-01-19 | 2010-02-23 | 이득근 | Reinforcing member |
Families Citing this family (1)
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CN102605780B (en) * | 2012-04-17 | 2015-01-28 | 周治国 | Recyclable anchor rod for foundation pit support and construction method thereof |
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JPH08200331A (en) * | 1995-01-19 | 1996-08-06 | Kyoritsu Kinzoku Kogyo Kk | Joint bar tool with anchor and anchor |
KR200235095Y1 (en) * | 2001-03-23 | 2001-10-10 | 주식회사 삼우기초기술 | anchorage device for ground anchor with removing tension member |
KR200249170Y1 (en) * | 2001-06-22 | 2001-10-17 | 주식회사 삼우기초기술 | anchorage device for ground anchor with removing tension member using a suntype wedge |
KR200242474Y1 (en) * | 2001-05-25 | 2001-10-29 | 주식회사 삼우기초기술 | anchorage device for ground anchor with removing tension member |
KR200277731Y1 (en) * | 2002-03-20 | 2002-06-07 | 김준홍 | Removal anchor to possess the deactivation means |
KR200283423Y1 (en) * | 2002-03-07 | 2002-07-26 | 신종덕 | to pieces equipment for anchor a method of construction use |
KR20020087642A (en) * | 2001-05-15 | 2002-11-23 | 주식회사 삼우기초기술 | Inner fixing device for a tension member removetype ground anchor |
KR20030049854A (en) * | 2001-12-17 | 2003-06-25 | 주식회사 삼우기초기술 | inner fixing device for a tension member removetype ground anchor |
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2002
- 2002-05-24 KR KR10-2002-0029066A patent/KR100473654B1/en active IP Right Grant
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JPH08200331A (en) * | 1995-01-19 | 1996-08-06 | Kyoritsu Kinzoku Kogyo Kk | Joint bar tool with anchor and anchor |
KR200235095Y1 (en) * | 2001-03-23 | 2001-10-10 | 주식회사 삼우기초기술 | anchorage device for ground anchor with removing tension member |
KR20020087642A (en) * | 2001-05-15 | 2002-11-23 | 주식회사 삼우기초기술 | Inner fixing device for a tension member removetype ground anchor |
KR200242474Y1 (en) * | 2001-05-25 | 2001-10-29 | 주식회사 삼우기초기술 | anchorage device for ground anchor with removing tension member |
KR200249170Y1 (en) * | 2001-06-22 | 2001-10-17 | 주식회사 삼우기초기술 | anchorage device for ground anchor with removing tension member using a suntype wedge |
KR20030049854A (en) * | 2001-12-17 | 2003-06-25 | 주식회사 삼우기초기술 | inner fixing device for a tension member removetype ground anchor |
KR200283423Y1 (en) * | 2002-03-07 | 2002-07-26 | 신종덕 | to pieces equipment for anchor a method of construction use |
KR200277731Y1 (en) * | 2002-03-20 | 2002-06-07 | 김준홍 | Removal anchor to possess the deactivation means |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100943270B1 (en) | 2009-01-19 | 2010-02-23 | 이득근 | Reinforcing member |
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