KR20020039488A - concrete pouring molding device - Google Patents
concrete pouring molding device Download PDFInfo
- Publication number
- KR20020039488A KR20020039488A KR1020000069321A KR20000069321A KR20020039488A KR 20020039488 A KR20020039488 A KR 20020039488A KR 1020000069321 A KR1020000069321 A KR 1020000069321A KR 20000069321 A KR20000069321 A KR 20000069321A KR 20020039488 A KR20020039488 A KR 20020039488A
- Authority
- KR
- South Korea
- Prior art keywords
- concrete
- formwork
- cast
- curing
- tunnel
- Prior art date
Links
- 239000004567 concrete Substances 0.000 title claims abstract description 47
- 238000000465 moulding Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract 2
- 238000009415 formwork Methods 0.000 claims description 30
- 238000010276 construction Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 1
- 230000005641 tunneling Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 6
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/062—Forms for curved walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/20—Movable forms; Movable forms for moulding cylindrical, conical or hyperbolical structures; Templates serving as forms for positioning blocks or the like
- E04G11/34—Horizontally-travelling moulds for making walls blockwise or section-wise
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
Description
본 발명은 콘크리트 타설용 거푸집에 관한 것으로, 더 상세하게는 터널 공사의 2차 라이닝 등에 사용하는 거푸집의 축방향 단부에 메쉬망을 설치하여 잉여수 등의 배출기능을 향상시켜, 콘크리트 강도를 강화시킬 수 있도록 발명된 것이다.The present invention relates to a formwork for concrete placing, and more particularly, by installing a mesh network at the axial end of the formwork used in secondary linings of tunnel construction to improve the discharge function of surplus water, etc. It is invented to be.
일반적으로, 터널 굴착 후 2차라이닝 작업시 거푸집의 종단부에는 콘크리트가 새지 않도록, 1차 합단 및 부직포로 마감과 각재로 보강한 후 나사식 간격유지구를 이용하여 죄어준다.In general, when the secondary lining work after the tunnel excavation, the end of the formwork is reinforced with a primary joint and a nonwoven fabric with a finish and a lumber, so as not to leak concrete.
그리고, 통상적으로 상기와 같은 방법으로 거푸집의 축방향 단부 막음작업을 할 경우에는 잉여수의 배출 문제와 축방향 단부로 마지막 큰크리트가 밀려나오면서발생되는 문제를 감안하여 작업을 수행하는 것이 중요하다.In general, when the axial end blocking operation of the formwork in the same manner as described above, it is important to perform the operation in consideration of the problem of the discharge of excess water and the problem caused by the push of the last large concrete to the axial end.
이는 상기와 같은 문제들로 인하여 마감 부분의 강도가 약해져 발생되는 크랙과 라이닝면에 기름 줄무니가 발생될 수 있으므로, 작업과정에서 세심한 주의와 관리가 요구되고 있는 실정이다.This is due to the above problems, because the strength of the finish portion may cause oil stripe on cracks and lining surface is generated, the situation requires careful attention and care.
상기와 같이 종래 터널 굴착 후 2차 라인이 단부 마감 작업시 콘크리트의 이영수가 용이하게 배출되지 않으므로 마감 부분의 강도력 저하로 인하여 크랙이 발생되는 문제점이 있었다.As described above, since the second line is not easily discharged from concrete during the end finishing work after the tunnel excavation, there is a problem in that cracks are generated due to the decrease in strength of the finishing part.
또한, 거푸집의 마감부 부근으로 마지막 콘크리트가 밀려 나오면서 각종 박리제의 기름성분이 모이므로, 라이닝면에 기름줄 무늬및 주름이 발생되는 폐단이 있었던 것이다.In addition, since the last concrete is pushed out near the finish of the formwork, the oil components of the various peeling agents are collected, so that there is a closed end where oil streaks and wrinkles are generated on the lining surface.
또, 상기와 같이 마감부 부근의 크랙으로 인하여 불완전한 콘크리트 조각이 벗겨져 터널의 내구성 및 외관미를 저하시키는 문제점이 있었던 것이다.In addition, due to the cracks near the finish as described above, the incomplete concrete fragments were peeled off there was a problem in reducing the durability and appearance of the tunnel.
본 발명의 목적은 터널 공사의 2차 라이닝 등에 사용하는 거푸집의 축방향 단부에 메쉬망을 설치하여 잉여수 등의 배출기능을 향상시켜, 콘크리트 강도를 강화시킬 수 있도록 한 콘크리트 타설용 거푸집을 제공하는 데 있다.It is an object of the present invention to provide a formwork for concrete placement by installing a mesh network at the axial end of the formwork used in the secondary lining of tunnel construction to improve the discharge function, such as surplus water, to strengthen the concrete strength There is.
본 발명의 다른 목적은 공사의 신뢰성 및 내구성을 향상시킬 수 있도록 한 콘크리트 타설용 거푸집을 제공하는 데 있다.Another object of the present invention to provide a formwork for concrete pouring to improve the reliability and durability of construction.
도 1은 본 발명인 콘크리트 타설용 거푸집의 설치상태를 도시한 개략 구성도.1 is a schematic configuration diagram showing an installation state of the present invention for pouring concrete formwork.
도 2는 본 발명인 콘크리트 타설용 거푸집의 설치상태를 도시한 요부 확대 측면도.Figure 2 is an enlarged side view of the main portion showing the installation state of the present invention concrete pouring formwork.
도 3은 본 발명인 콘크리트 타설용 거푸집의 설치상태를 도시한 요부 확대 정면도.Figure 3 is an enlarged front view of the main portion showing the installation state of the present invention concrete pouring formwork.
*도면중 주요 부분에 대한 부호의 설명** Description of the symbols for the main parts of the drawings *
10 - 터널20 - 거푸집10-tunnel 20-formwork
21 - 마감부30 - 배출수단21-finish 30-outlet
31 - 배수홀32 - 메쉬망31-Drainage hole 32-Mesh net
이러한 본 발명의 목적은, 터널(10) 공사의 2차 라이닝 작업 등에 사용되며, 내측으로 콘크리트 타설 후 양생기간 동안 콘크리트를 지지하여, 완성형상을 유지시킬 수 있도록, 몸체 단부에는 마감부(21)가 구비된 거푸집(20)에 있어서;The purpose of the present invention, used in the secondary lining work, such as tunnel 10 construction, to support the concrete during the curing period after the concrete is poured inward, so as to maintain the finished shape, the finish portion 21 at the end of the body In the formwork 20 is provided;
상기 거푸집(20)의 마감부(21)에는 콘크리트의 타설후 양생중 잉여수의 용이한 배출을 위하여, 소정의 폭과 크기를 갖는 배출수단(30)이 형성되어 달성된다.Finishing portion 21 of the formwork 20 is achieved by forming a discharge means 30 having a predetermined width and size for easy discharge of surplus water during curing after casting of concrete.
따라서, 본 발명인 콘크리트 타설용 거푸집은 몸체 단부 마감부(21)에 콘크리트 타설 후 잉여수의 용이한 배출을 유도하는 배출수단(30)으로 메쉬망(32)이 설치되므로, 양생중 잉여수가 용이하게 배출되지 않아 발생되던 콘크리트의 내구성 저하를 방지할 수 있는 것이다.Therefore, the present invention the formwork for concrete placing the mesh net 32 as the discharge means 30 to induce easy discharge of surplus water after the concrete is placed in the body end finishing portion 21, the surplus water during curing is easily It is possible to prevent the deterioration of durability of the concrete that was generated because it is not discharged.
그러므로, 제품의 신뢰성 및 작업 편의성을 향상시킬 수 있는 것이다.Therefore, it is possible to improve the reliability and work convenience of the product.
이하, 본 발명의 바람직한 실시예를 첨부된 도면에 의거하여 상세히 설명하면 다음과 같다.Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
도 1은 본 발명인 콘크리트 타설용 거푸집의 설치상태를 도시한 개략 구성도이다.1 is a schematic configuration diagram showing the installation state of the present invention formwork for pouring concrete.
도 2는 본 발명인 콘크리트 타설용 거푸집의 설치상태를 도시한 요부 확대 측면도이다.Figure 2 is an enlarged side view of the main portion showing the installation state of the present invention formwork for pouring concrete.
도 3은 본 발명인 콘크리트 타설용 거푸집의 설치상태를 요부 확대 정면도로 도시하고 있다.Figure 3 shows the installation state of the present invention concrete pouring formwork main portion enlarged front view.
즉, 도 1 ∼ 도 3에서 도시한 바와 같이 본 발명인 콘크리트 타설용 거푸집은 터널(10) 공사의 2차 라이닝 작업 등에 사용되며, 내측으로 콘크리트 타설 후 양생기간 동안 콘크리트를 지지하여, 완성형상을 유지시키는 거푸집(20)의 마감부(21)에 콘크리트의 타설후 양생중 잉여수의 용이한 배출을 위한 배출수단(30)이 형성된다.That is, as shown in Figs. 1 to 3, the present invention is used for concrete pouring form the secondary lining work of the tunnel (10) construction, and supports the concrete during the curing period after the concrete is poured inward, maintaining the finished shape Discharge means 30 is formed in the finishing portion 21 of the formwork 20 to facilitate the discharge of surplus water during curing after the casting of concrete.
상기 배출수단(30)은 도 3에서 도시한 바와 같이 메쉬망(32)을 설치하여 사용한다.The discharge means 30 is used by installing a mesh network 32 as shown in FIG.
상기 메쉬망(32)은 소정의 크기와 직경을 갖고 형성되며, 몸체에 일정 직경을 갖는 배수홀(31)이 반복적으로 형성되는 관계로 콘크리트 타설후 양생기간 중 불경화층(LAITANCE), 잉여수 빈배합의 몰탕등을 배출시키는 역할을 수행하는 것이다.The mesh net 32 is formed to have a predetermined size and diameter, and since the drain hole 31 having a predetermined diameter is repeatedly formed in the body, the hardened layer (LAITANCE) and surplus water empty mixture during the curing period are poured. It is to discharge the molt.
또한, 상기 배출수단(30)인 메쉬망(32)이 거푸집(20)의 마감부(21)에 설치되므로, 마감부(21) 부근의 콘크리트 완성면에 기름줄무늬가 형성되는 현상을 방지할수 있다.In addition, since the mesh net 32, which is the discharge means 30, is installed at the finish portion 21 of the formwork 20, it is possible to prevent a phenomenon in which oil streaks are formed on the finished surface of the concrete near the finish portion 21. .
그리고, 상기 배출수단(30)인 메쉬망(32)의 잉여수 배출 기능으로 인하여 종래부터 문제시 되던 거푸집(20)의 마감부(21) 부근의 콘크리트 크랙 발생을 방지할 수 있어서, 이부분에 발생하기 쉬운 불완전한 콘크리트 조각이 벗겨져 떨어지는 현상을 방지할 수 있는 것이다.Further, due to the excess water discharge function of the mesh net 32, which is the discharge means 30, it is possible to prevent the occurrence of concrete cracks near the finish portion 21 of the formwork 20, which has been a problem in the prior art, It is possible to prevent the incomplete pieces of incomplete concrete peel off and fall off.
즉, 본 발명인 콘크리트 타설용 거푸집의 배출수단(30)인 메쉬망(32)은 콘크리트 양생중 발생되는 잉여수가 용이하게 배출되도록 하므로써, 콘크리트의 강성저하를 방지할 수 있는 것이다.That is, the mesh net 32, which is the discharge means 30 of the concrete pouring form of the present invention is to be easily discharged surplus water generated during the curing of the concrete, it is possible to prevent the degradation of the concrete.
한편, 상기 거푸집(20)의 마감부(21)에 형성되는 메쉬망(32)은 철근 콘크리트 구간에서도 보통 전,후 스팬의 배력근이 연속해 있지 않을 경우에도 적용시켜 사용할 수 있다.On the other hand, the mesh net 32 is formed in the finish portion 21 of the formwork 20 can be used in the case of reinforced concrete section even when the back and back of the ordinary reinforcing bar is not continuous.
따라서, 본 발명인 콘크리트 타설용 거푸집은 몸체 단부 마감부(21)에 콘크리트 타설 후 잉여수의 용이한 배출을 유도하는 배출수단(30)으로 메쉬망(32)이 설치되므로, 양생중 잉여수가 용이하게 배출되지 않아 발생되던 터널 내부의 내구성 저하를 방지할 수 있는 것이다.Therefore, the present invention the formwork for concrete placing the mesh net 32 as the discharge means 30 to induce easy discharge of surplus water after the concrete is placed in the body end finishing portion 21, the surplus water during curing is easily It is possible to prevent the deterioration of durability inside the tunnel that is not generated due to discharge.
상기와 같은 본 발명의 구성에 의하면, 터널 공사의 2차 라이닝 등에 사용하는 거푸집의 마감부에 배출수단이 메쉬망이 설치되므로, 잉여수의 원할한 배출로 인하여 콘크리트의 강성을 증대시켜 터널의 내구성을 향상시킬 수 있다.According to the configuration of the present invention as described above, since the mesh means is installed in the end of the formwork used in the secondary lining of the tunnel construction, the durability of the tunnel by increasing the rigidity of the concrete due to the smooth discharge of excess water Can improve.
또한, 종래 거푸집의 마감부 부근의 콘크리트 완성면으로 형성되던 기름 줄무늬를 감소시킬 수 있다.In addition, it is possible to reduce the oil streaks formed in the concrete finished surface near the finish of the conventional formwork.
그리고, 기존 거푸집에 비해 가격이 저렴하여 생산단가를 저감시킬 수 있다.In addition, since the price is cheaper than the existing formwork, the production cost can be reduced.
그러므로, 거푸집의 마감부에 메쉬망을 설치하므로 터널의 내구성 및 작업성을 향상시킬 수 있는 매우 유용한 발명인 것이다.Therefore, it is a very useful invention that can improve the durability and workability of the tunnel because the mesh network is installed at the end of the formwork.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000069321A KR20020039488A (en) | 2000-11-21 | 2000-11-21 | concrete pouring molding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020000069321A KR20020039488A (en) | 2000-11-21 | 2000-11-21 | concrete pouring molding device |
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|---|---|
| KR20020039488A true KR20020039488A (en) | 2002-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020000069321A KR20020039488A (en) | 2000-11-21 | 2000-11-21 | concrete pouring molding device |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62236995A (en) * | 1986-04-07 | 1987-10-17 | 株式会社 間組 | Tunnel type frame device |
| JPS62280451A (en) * | 1986-05-29 | 1987-12-05 | 株式会社熊谷組 | Mold frame |
| JPH05156895A (en) * | 1991-12-02 | 1993-06-22 | Kumagai Gumi Co Ltd | Concrete jointing method for tunnel covering concrete |
| KR20020008265A (en) * | 2000-07-20 | 2002-01-30 | 이원상 | Construction method in pour edge and concrete pouring form thereof |
-
2000
- 2000-11-21 KR KR1020000069321A patent/KR20020039488A/en not_active Application Discontinuation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62236995A (en) * | 1986-04-07 | 1987-10-17 | 株式会社 間組 | Tunnel type frame device |
| JPS62280451A (en) * | 1986-05-29 | 1987-12-05 | 株式会社熊谷組 | Mold frame |
| JPH05156895A (en) * | 1991-12-02 | 1993-06-22 | Kumagai Gumi Co Ltd | Concrete jointing method for tunnel covering concrete |
| KR20020008265A (en) * | 2000-07-20 | 2002-01-30 | 이원상 | Construction method in pour edge and concrete pouring form thereof |
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