JPH11303073A - Underground anchor - Google Patents

Underground anchor

Info

Publication number
JPH11303073A
JPH11303073A JP11346098A JP11346098A JPH11303073A JP H11303073 A JPH11303073 A JP H11303073A JP 11346098 A JP11346098 A JP 11346098A JP 11346098 A JP11346098 A JP 11346098A JP H11303073 A JPH11303073 A JP H11303073A
Authority
JP
Japan
Prior art keywords
blade
support rod
opened
plate
underground anchor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP11346098A
Other languages
Japanese (ja)
Inventor
Masao Nakajima
真夫 中島
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Tec Corp
Original Assignee
Asahi Tec Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Tec Corp filed Critical Asahi Tec Corp
Priority to JP11346098A priority Critical patent/JPH11303073A/en
Publication of JPH11303073A publication Critical patent/JPH11303073A/en
Pending legal-status Critical Current

Links

Abstract

PROBLEM TO BE SOLVED: To simply perform opening, contrive safety and miniaturize the whole structure by providing a blade-like plate opened by an instant expansion agent composed of a non-explosive component on a support rod provided with a spiral excavation blade on an edge side buried in the ground. SOLUTION: A support rod 1 is constituted of a round rod of prescribed length, and a spiral excavation blade is provided on the edge side. A blade-like plate 10 is constituted of a pair of blade-like plates 10a, 10b, and a lower end is rotatably supported. A T-shaped space part 1a' is filled with an instant expansion agent 12 composed of a non-explosive component, and a cover member 13 and plug members 14a, 14b are provided to be formed sealingly. The support rod 1 is buried in the ground, energized to a lead wire 15 to expand the instant expansion agent 12 and the blade-like plates 10a, 10b are opened. Next, mortar is injected through a filling hole 1a, and a space produced by opening of the blade-like plates 10a, 10b is filled. Thereby the whole structure can be miniaturized and the blade-like plate can be opened simply and easily.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、電柱の支線あるい
は建築構造物等を地中において支持する地中アンカに関
する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underground anchor for supporting a branch line of a utility pole or a building structure in the ground.

【0002】[0002]

【従来の技術】従来、この種の地中アンカは、支持棒に
螺旋状掘削刃を設け、その螺旋状掘削刃を利用して支持
棒を地中に埋設する螺旋アンカ、支持棒に拡開部材を設
けておき、その拡開部材を用いて支持力を得る拡開アン
カ、あるいは、表面積の大きなプレートを地中に埋設
し、そのプレート面と直交する方向に支持力を得るプレ
ートアンカ等が知られている。
2. Description of the Related Art Conventionally, this type of underground anchor is provided with a spiral excavation blade on a support rod, and the spiral excavation blade is used to embed the support rod in the ground. A member is provided, and an expanding anchor that obtains a supporting force by using the expanding member, or a plate anchor that embeds a plate having a large surface area in the ground and obtains a supporting force in a direction orthogonal to the plate surface is used. Are known.

【0003】[0003]

【発明が解決しようとする課題】しかしながら、上記従
来の地中アンカは、所定の支持力を得るために、支持棒
の長さが長くなったり、あるいは、大型のプレートを必
要とするため大型化し、コスト高になる欠点があった。
However, the above-mentioned conventional underground anchor requires a long support rod or a large plate in order to obtain a predetermined supporting force. However, there is a disadvantage that the cost is increased.

【0004】また、拡開型アンカにおいては、拡開部材
を開かせるために複雑な機構や部材を必要とするため
(例えば、特公平3−44603号等に示される地中ア
ンカ)、コスト高になる欠点があった。
Further, in the case of the expansion type anchor, since a complicated mechanism and members are required to open the expansion member (for example, an underground anchor shown in Japanese Patent Publication No. 3-44603), the cost is high. There was a disadvantage.

【0005】そこで、本発明は、上記欠点を解決するた
めになされたものであって、その目的は、小型化された
地中アンカであっても、十分な支持力が得られ、かつ、
施工も容易な地中アンカを提供することにある。
Accordingly, the present invention has been made to solve the above-mentioned drawbacks, and an object of the present invention is to provide a small underground anchor with sufficient supporting force, and
Another object of the present invention is to provide an underground anchor that is easy to construct.

【0006】[0006]

【課題を解決するための手段】本発明に係る地中アンカ
は、上記目的を達成するために、支持棒が地中に埋設さ
れた後に開かせられる羽根状板を有する地中アンカにお
いて、その羽根状板は瞬間膨張剤を膨張させて開かせら
れるものであることを特徴としている。また、上記瞬間
膨張剤は、非火薬成分からなることを特徴としている。
本発明に係る地中アンカは、上記目的を達成するため
に、地中に埋設される一方の先端側に螺旋状掘削刃を有
する支持棒と、その一方の先端側と反対側の支持棒の位
置で、かつ、その螺旋状掘削刃位置から少し離れた位置
に、その支持棒がその地中に埋設されたのちに開かせら
れる羽根状板とからなることを特徴としている。また、
上記羽根状板は、瞬間膨張剤を膨張させて開かせられる
ものであることを特徴としている。さらに、羽根状板
は、支持棒に設けられた充填材注入口に押入される拡張
部材により開かせられるものであることを特徴としてい
る。
According to the present invention, there is provided an underground anchor having a blade-like plate which is opened after a support rod is buried in the ground. The wing plate is characterized in that it is opened by expanding the instant expansion agent. Further, the instant swelling agent is characterized by comprising a non-explosive component.
The underground anchor according to the present invention is, in order to achieve the above object, a support rod having a spiral excavation blade on one end side buried in the ground, and a support rod on the opposite side of the one end side. At a position and at a position slightly away from the position of the spiral excavating blade, the support bar is characterized by comprising a wing plate which is opened after being buried in the ground. Also,
The wing plate is characterized in that it is opened by expanding the instantaneous expanding agent. Furthermore, the blade-shaped plate is characterized in that it is opened by an expanding member pushed into a filler inlet provided in the support bar.

【0007】[0007]

【発明の実施の形態】以下、本発明の実施の形態を図面
に基づいて説明する。図1は、本発明に係る地中アンカ
aを地中Gに設置した状態の斜視図である。
Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a state in which an underground anchor a according to the present invention is installed in an underground G.

【0008】この地中アンカaは、主として支持棒1と
羽根状板10とから構成されている。先ず、支持棒1か
ら説明すると、この支持棒1は、所定長さの丸棒から構
成されているとともに、一方(図1では下方)の先端部
2は、円錐状に形成されている。そして、その一方の先
端側には、螺旋状掘削刃3が設けられている。なお、螺
旋状掘削刃3は、先端部2側ほど径が小さくなるように
形成されている。
The underground anchor a is mainly composed of a support rod 1 and a wing plate 10. First, the support bar 1 will be described. The support bar 1 is formed of a round bar having a predetermined length, and one (lower in FIG. 1) tip 2 is formed in a conical shape. A spiral excavation blade 3 is provided on one end side. The spiral excavation blade 3 is formed so that the diameter decreases toward the tip 2.

【0009】取付部4は、支持棒1の他方の先端部に設
けられている。この取付部4は、地中アンカaが電柱の
支線用とされるときは、その支線が接続される。
The mounting portion 4 is provided at the other end of the support bar 1. When the underground anchor “a” is used for a branch line of a utility pole, the branch line is connected to the mounting portion 4.

【0010】羽根状板10は、後述する図2(a)に示
されるように、一対の羽根状板10a,10bからな
り、支持棒1に貫通して設けられた支軸11に下端部が
回動自在に軸支されている。なお、図1において、両羽
根状板10a,10bは、開かれた状態にある。
As shown in FIG. 2A to be described later, the blade-like plate 10 is composed of a pair of blade-like plates 10a and 10b, and a lower end of a support shaft 11 provided through the support rod 1 is provided. It is supported rotatably. In FIG. 1, both wing-shaped plates 10a and 10b are in an opened state.

【0011】この支持棒1は、通常、図1に示されるよ
うに、地中Gに対して所定の角度で埋設される。そし
て、その支持棒1に、例えば、電柱の支線に張力(図1
の矢印参照)が発生したときは、両根状板が10a,
10bが徐々に開くように作用して支持力が徐々に増加
するように構成されている。また、その張力に衝撃的な
力が加わった場合は、両羽根状板10a,10bの緩動
作用により、その衝撃を吸収することができるように構
成されている。
The support bar 1 is usually buried at a predetermined angle with respect to the underground G, as shown in FIG. Then, tension is applied to the support rod 1, for example, to a branch line of a telephone pole (FIG. 1).
), When both root plates are 10a,
10b acts so as to gradually open, so that the supporting force gradually increases. Further, when a shocking force is applied to the tension, the shock is absorbed by the gentle operation of the two blade-shaped plates 10a and 10b.

【0012】図2(a)は、地中アンカaが地中G(図
2では省略)に埋設される前の上部を省略した正面図、
(b)は(a)の一部を矢印イ方向から見た側面図、図
3は、図2(a)の一部の拡大断面図である。
FIG. 2A is a front view in which the upper part before the underground anchor a is buried in the underground G (omitted in FIG. 2),
2B is a side view of a part of FIG. 2A as viewed from the direction of arrow A. FIG. 3 is an enlarged cross-sectional view of a part of FIG.

【0013】図2から明らかなように、羽根状板10
a,10bは、地中Gに埋設される前は支持棒1を両側
から抱込む形で閉じられている。
As is clear from FIG. 2, the wing plate 10
Before being buried in the underground G, a and 10b are closed by holding the support bar 1 from both sides.

【0014】図2中、1aは、充填孔であって、支持棒
1の上端部から羽根状板10a,10bが当接される上
部部分まで、その支持棒1の軸心に沿って設けられ、羽
根状板10a,10bの当接される側に向けてT字状に
分岐して設けられている。
In FIG. 2, reference numeral 1a denotes a filling hole, which is provided along the axis of the support rod 1 from the upper end of the support rod 1 to the upper part where the blade-like plates 10a and 10b are in contact. The wing-shaped plates 10a and 10b are provided in a T-shape branch toward the contact side.

【0015】この充填孔1aは、本来、羽根状板10
a,10bが開かれたときの空間にモルタルなどの充填
材を充填するために用いられるが、本発明では、さら
に、羽根状板10a,10bを開かせるために利用され
ている。
The filling hole 1a is originally formed in the wing plate 10
Although it is used to fill the space when a and 10b are opened with a filler such as mortar, in the present invention, it is further used to open the wing plates 10a and 10b.

【0016】図3の拡大断面図を用いてさらに説明する
と、充填孔1aのT字状の空間部1a′には、テルミッ
トを主成分とした非火薬成分からなる瞬間膨張剤12が
充填されている。そして、その空間部1a′の上端部側
(支持棒1の軸心に沿う充填孔1a側)には蓋部材13
が設けられているとともに、その空間部1a′の両側の
開口部には、栓部材14a,14bがそれぞれ設けられ
ていて、空間部1a′を密閉状に形成している。
To explain further with reference to the enlarged sectional view of FIG. 3, the T-shaped space portion 1a 'of the filling hole 1a is filled with an instantaneous expanding agent 12 composed of a non-explosive component mainly composed of thermite. I have. A cover member 13 is provided on the upper end side of the space 1a '(on the side of the filling hole 1a along the axis of the support rod 1).
Are provided, and plug members 14a and 14b are provided at openings on both sides of the space 1a ', respectively, to form the space 1a' in a sealed state.

【0017】上記蓋部材13は、瞬間膨張剤12が膨張
したときの力にたえる十分な強さに決められているとと
もに、上記栓部材14a,14bは、瞬間膨張剤12が
膨張したときに弾丸のように突出できるように嵌込まれ
ている。
The lid member 13 is determined to have a sufficient strength to respond to the force when the instantaneous expanding agent 12 expands, and the plug members 14a and 14b operate when the instant expanding agent 12 expands. It is fitted so that it can protrude like a bullet.

【0018】図4は、リード線15(図3参照)に通電
されて瞬間膨張剤12に着火され、その瞬間膨張剤12
が膨張し、栓部材14a,14bが突出した状態を示し
ている。このように栓部材14a,14bが突出するこ
とにより、羽根状板部材10a,10bは、支軸11を
中心にして回動して開かれる。なお、この羽根状板10
a,10bの回動は、後述するように、地中アンカaが
地中に埋設された状態で行われるので、上記瞬間膨張剤
2の使用量は、土圧に勝るように決められている。
FIG. 4 shows that the lead wire 15 (see FIG. 3) is energized to ignite the instantaneous expanding agent 12,
Are expanded, and the plug members 14a and 14b are projected. When the plug members 14a and 14b protrude in this manner, the wing-shaped plate members 10a and 10b rotate about the support shaft 11 and are opened. In addition, this wing-shaped plate 10
As described later, since the rotation of a and 10b is performed in a state in which the underground anchor a is buried in the ground, the usage amount of the instantaneous expanding agent 2 is determined so as to exceed the earth pressure. .

【0019】次に上記構成の地中アンカaの施工順序を
説明する。 (1)支持棒1の埋設 地中Gに対して、支持棒1を上述した所定の角度を保っ
て埋設する。すなわち、支持棒1の螺旋状掘削刃3が設
けられている方を下にして、例えば、図示しないロータ
リマシンを用いて回動させる。なお、このロータリマシ
ンは、地中アンカaが電柱の支線用であれば、電柱を立
設するための穴を掘削するマシン等を利用することがで
きる。支持棒1が回動されると、螺旋状掘削刃3の作用
により支持棒1は徐々に地中Gに進入する。この支持棒
1の回動は、支持棒1の頭部が地中Gの表面にほぼ一致
するまで行われる(図1参照)。
Next, the construction order of the underground anchor a having the above-described structure will be described. (1) Embedding of the support bar 1 The support bar 1 is buried in the underground G while maintaining the above-mentioned predetermined angle. That is, the support rod 1 is turned with the side on which the spiral excavation blade 3 is provided downward, for example, using a rotary machine (not shown). When the underground anchor a is used for branching a utility pole, a machine for excavating a hole for erecting a utility pole can be used as the rotary machine. When the support rod 1 is rotated, the support rod 1 gradually enters the underground G by the action of the spiral excavating blade 3. The rotation of the support bar 1 is performed until the head of the support bar 1 substantially matches the surface of the underground G (see FIG. 1).

【0020】(2)羽根状板10a,10bの開動 支持棒1が地中Gに埋設されたのち、上記図4を用いて
説明したように、リード線15に通電される。これによ
り瞬間膨張剤12が膨張して羽根状板10a,10bが
開かれる(図4参照)。
(2) Opening and moving of the wing plates 10a and 10b After the support bar 1 is buried in the underground G, the lead wire 15 is energized as described with reference to FIG. As a result, the instant swelling agent 12 expands, and the wing plates 10a and 10b are opened (see FIG. 4).

【0021】(3)充填材の注入 羽根状板10a,10bの開きによって生じた空間にモ
ルタルが充填される。すなわち、支持棒1に設けられて
いる充填孔1aを介してモルタルが注入されて羽根状板
10a,10bの開きによって生じた空間が埋められ
る。
(3) Injection of Filler The mortar is filled in the space created by the opening of the wing plates 10a and 10b. That is, the mortar is injected through the filling hole 1a provided in the support rod 1, and the space created by the opening of the wing plates 10a and 10b is filled.

【0022】上述のようにして、地中Gに埋設された地
中アンカaの取付部4には、電柱の支線等が取付けられ
る。
As described above, a branch line of a utility pole or the like is attached to the attachment portion 4 of the underground anchor a buried in the underground G.

【0023】上記構成の地中アンカaは、螺旋状掘削刃
3を有する支持棒1と一対の羽根状板10a,10bと
の支持部材を有しているので、全体の構造を小型化して
も所定の支持力を得ることができる。また、羽根状板1
0a,10bを特別な装置を用いずに容易に開かせるこ
とができる。さらに、螺旋状掘削刃3が連続した1本の
螺旋からなるので、地中Gの地質が固いときでも容易に
支持棒1を埋設することができる。
The underground anchor a having the above-described structure has the supporting member 1 having the spiral excavating blade 3 and the pair of blade-like plates 10a and 10b. Therefore, even if the entire structure is downsized. A predetermined supporting force can be obtained. In addition, the wing plate 1
Oa and 10b can be easily opened without using a special device. Further, since the spiral excavating blade 3 is formed of one continuous spiral, the support rod 1 can be easily buried even when the geology of the underground G is hard.

【0024】なお、地中Gの地質が軟弱なときは、螺旋
状掘削刃3を間欠的に設けることもできる。この場合
は、支持棒1が埋設された後は、その間欠部分も地中G
の土砂で埋められるので、支持棒1の抜止め力を高める
ことができる。
When the geology of the underground G is soft, the spiral digging blade 3 can be provided intermittently. In this case, after the support rod 1 is buried, the intermittent part is also underground G
Since it is filled with earth and sand, the retaining force of the support rod 1 can be increased.

【0025】図5は、本発明の他の実施の形態に係る地
中アンカa′を示すもので、羽根状板10a,10bの
開きは、充填孔1aに挿入される拡張部材20で行われ
るようにしている。
FIG. 5 shows an underground anchor a 'according to another embodiment of the present invention. The blade-like plates 10a and 10b are opened by an expansion member 20 inserted into the filling hole 1a. Like that.

【0026】拡張部材20は、充填孔1aに挿入できる
太さに形成されているとともに、その下端側が軸方向に
沿ってスリット20aが設けられて2分割されている。
また、充填孔1aの下部は、二股に分岐しているので、
拡張部材20が打撃マシンで押入されると、その拡張部
材20の下端部20bが二股に沿って2つに別れ、羽根
状板10a,10bを押し開けることができる。なお、
図5中、10a′,10b′は、拡張部材20の下端部
が羽根状板10a,10bから外れないようにするため
の係止片である。
The expansion member 20 is formed into a thickness that can be inserted into the filling hole 1a, and the lower end thereof is divided into two parts by providing a slit 20a along the axial direction.
Also, since the lower part of the filling hole 1a is branched into two branches,
When the expanding member 20 is pushed in by the hitting machine, the lower end portion 20b of the expanding member 20 is divided into two along the fork, and the wing plates 10a and 10b can be pushed open. In addition,
In FIG. 5, reference numerals 10a 'and 10b' denote locking pieces for preventing the lower end of the expansion member 20 from coming off the blade-like plates 10a and 10b.

【0027】上記構成の地中アンカa′においても、羽
根状板10a,10bの開きは、簡単な拡張部材20を
用いるだけで行うことができる。
In the underground anchor a 'having the above structure, the blade-shaped plates 10a and 10b can be opened only by using the simple expanding member 20.

【0028】[0028]

【発明の効果】本発明に係る地中アンカは、支持棒が地
中に埋設された後に開かせられる羽根状板を有する地中
アンカにおいて、その羽根状板を瞬間膨張剤を膨張させ
て開かせるようにしたので、特別な装置を用いることな
く簡単に開かせることができる。また、瞬間膨張剤を、
非火薬成分としたときは、安全を図ることができる。
The underground anchor according to the present invention is an underground anchor having a blade-like plate which is opened after a support rod is buried in the ground, and the blade-like plate is opened by expanding an instantaneous expanding agent. Because it is made to open, it can be easily opened without using a special device. In addition, the instant swelling agent,
When a non-explosive component is used, safety can be achieved.

【0029】本発明に係る地中アンカは、地中に埋設さ
れる一方の先端側に螺旋状掘削刃を有する支持棒と、そ
の一方の先端側と反対側の支持棒の位置で、かつ、その
螺旋状掘削刃位置から少し離れた位置に、その支持棒が
その地中に埋設されたのちに開かせられる羽根状板とか
らなるので、支持棒と羽根状板との両方で支持力を得る
ことができ、全体の構造を小型化することができる。ま
た、羽根状板を瞬間膨張剤を膨張させて開かせるように
したときは、特別な装置を用いることなく簡単に開かせ
ることができる。さらに、羽根状板を支持棒に設けられ
た充填材注入口に押入される拡張部材により開かせるよ
うにしたときは、簡単な部材を用いて容易に開かせるこ
とができる。
An underground anchor according to the present invention is provided at a position where a support rod having a spiral excavation blade at one end side buried in the ground and a support rod opposite to the one end side, and At a position slightly away from the position of the spiral excavation blade, the support rod is composed of a wing plate that is opened after being buried in the ground, so that the support force is provided by both the support rod and the wing plate. Thus, the entire structure can be reduced in size. Further, when the wing plate is opened by expanding the instantaneous expanding agent, it can be easily opened without using a special device. Further, when the wing-shaped plate is opened by an expansion member pushed into a filler inlet provided in the support rod, the wing plate can be easily opened by using a simple member.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明に係る地中アンカを地中に設置した状態
の正面図である。
FIG. 1 is a front view of a state where an underground anchor according to the present invention is installed underground.

【図2】(a)は支持棒の下部部分の正面図、(b)は
(a)をイ方向から見た側面図である。
FIG. 2A is a front view of a lower portion of a support rod, and FIG. 2B is a side view of FIG.

【図3】図2(a)の一部を断面で示した拡大図であ
る。
FIG. 3 is an enlarged view showing a part of FIG.

【図4】羽根状板の開動作を示す説明図である。FIG. 4 is an explanatory view showing an opening operation of the wing plate.

【図5】本発明の他の実施の形態を示す正面図である。FIG. 5 is a front view showing another embodiment of the present invention.

【符号の説明】[Explanation of symbols]

a,a′ 地中アンカ 1 支持棒 1a 充填孔 1a′ 空間部 2 先端部 3 螺旋状掘削刃 4 取付部 10,10a,10b 羽根状板 11 支軸 12 瞬間膨張剤 13 蓋部材 14a,14b 栓部材 20 拡張部材 a, a 'underground anchor 1 support rod 1a filling hole 1a' space 2 tip 3 spiral digging blade 4 mounting part 10, 10a, 10b wing plate 11 support shaft 12 instantaneous expanding agent 13 lid member 14a, 14b stopper Member 20 Expansion member

Claims (5)

【特許請求の範囲】[Claims] 【請求項1】 支持棒が地中に埋設された後に開かせら
れる羽根状板を有する地中アンカにおいて、その羽根状
板は瞬間膨張剤を膨張させて開かせられるものであるこ
とを特徴とする地中アンカ。
1. An underground anchor having a wing plate that is opened after a support rod is buried in the ground, wherein the wing plate is opened by expanding an instantaneous expanding agent. Underground anchor to do.
【請求項2】 瞬間膨張剤は、非火薬成分からなること
を特徴とする請求項1記載の地中アンカ。
2. The underground anchor according to claim 1, wherein the flash expanding agent comprises a non-explosive component.
【請求項3】 地中に埋設される一方の先端側に螺旋状
掘削刃を有する支持棒と、その一方の先端側と反対側の
支持棒の位置で、かつ、その螺旋状掘削刃位置から少し
離れた位置に、その支持棒がその地中に埋設されたのち
に開かせられる羽根状板とからなることを特徴とする地
中アンカ。
3. A support rod having a spiral excavation blade at one end side buried in the ground and a position of a support rod opposite to the one end side and from the position of the spiral excavation blade. An underground anchor, characterized in that the support bar comprises a slat that is sunk in the ground and then opened at a distance.
【請求項4】 羽根状板は、瞬間膨張剤を膨張させて開
かせられるものであることを特徴とする請求項3記載の
地中アンカ。
4. The underground anchor according to claim 3, wherein the wing plate is opened by expanding the instantaneous expanding agent.
【請求項5】 羽根状板は、支持棒に設けられた充填材
注入口に押入される拡張部材により開かせられるもので
あることを特徴とする請求3記載の地中アンカ。
5. The underground anchor according to claim 3, wherein the blade-like plate is opened by an expansion member pushed into a filler inlet provided in the support rod.
JP11346098A 1998-04-23 1998-04-23 Underground anchor Pending JPH11303073A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11346098A JPH11303073A (en) 1998-04-23 1998-04-23 Underground anchor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11346098A JPH11303073A (en) 1998-04-23 1998-04-23 Underground anchor

Publications (1)

Publication Number Publication Date
JPH11303073A true JPH11303073A (en) 1999-11-02

Family

ID=14612809

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11346098A Pending JPH11303073A (en) 1998-04-23 1998-04-23 Underground anchor

Country Status (1)

Country Link
JP (1) JPH11303073A (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040019716A (en) * 2002-08-29 2004-03-06 주식회사 동아기술공사 A earth anchor construction method with blasting function
KR100704774B1 (en) 2007-01-08 2007-04-09 박이근 Soil nail anchor
KR100797818B1 (en) 2007-07-09 2008-02-01 (주)서림건설 Fixing device of removal rock-bolt
KR100797800B1 (en) 2007-07-09 2008-02-01 (주)서림건설 Fixing device of permanent anchor
KR100797858B1 (en) 2007-07-09 2008-02-01 (주)서림건설 Fixing device of soil nailing
KR100998882B1 (en) 2010-07-21 2010-12-07 (주) 유성엔지니어링건축사사무소 Phc pile structure having an anchor for preventing buoyancy
CN109024607A (en) * 2018-07-16 2018-12-18 三峡大学 Expand the device and method that head effect reinforces deep rock mass difference rupture zone using swelling agent
DE102021100801A1 (en) 2021-01-15 2022-07-21 Stairway2 UG (haftungsbeschränkt) Ground anchor and ground anchoring system

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040019716A (en) * 2002-08-29 2004-03-06 주식회사 동아기술공사 A earth anchor construction method with blasting function
KR100704774B1 (en) 2007-01-08 2007-04-09 박이근 Soil nail anchor
WO2008084900A1 (en) * 2007-01-08 2008-07-17 Lee Keun Park Soil nail anchor
KR100797818B1 (en) 2007-07-09 2008-02-01 (주)서림건설 Fixing device of removal rock-bolt
KR100797800B1 (en) 2007-07-09 2008-02-01 (주)서림건설 Fixing device of permanent anchor
KR100797858B1 (en) 2007-07-09 2008-02-01 (주)서림건설 Fixing device of soil nailing
KR100998882B1 (en) 2010-07-21 2010-12-07 (주) 유성엔지니어링건축사사무소 Phc pile structure having an anchor for preventing buoyancy
CN109024607A (en) * 2018-07-16 2018-12-18 三峡大学 Expand the device and method that head effect reinforces deep rock mass difference rupture zone using swelling agent
DE102021100801A1 (en) 2021-01-15 2022-07-21 Stairway2 UG (haftungsbeschränkt) Ground anchor and ground anchoring system

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