CN102777027A - Interlocking dismountable anti-cracking anti-seepage permanent beam template - Google Patents
Interlocking dismountable anti-cracking anti-seepage permanent beam template Download PDFInfo
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- CN102777027A CN102777027A CN2012102931456A CN201210293145A CN102777027A CN 102777027 A CN102777027 A CN 102777027A CN 2012102931456 A CN2012102931456 A CN 2012102931456A CN 201210293145 A CN201210293145 A CN 201210293145A CN 102777027 A CN102777027 A CN 102777027A
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Abstract
The invention discloses an interlocking dismountable anti-cracking anti-seepage permanent beam template. A first corner panel and a second corner panel are connected by virtue of an adhesion agent in an interlocking manner. The beam template disclosed by the invention can be used as the beam template in a beam pouring stage of structures such as an industrial and civil building structure, a hydraulic structure and a seaport structure, is taken as a protective plate and an outer protective layer of the structure after pouring and moulding are carried out and bears a part of load. The beam template disclosed by the invention can be prepared from the following different types of materials: ultrahigh toughness cementitious composite (UHTCC), a non-metal fiber woven mesh short fiber combined reinforced cementitious composite and a steel wire mesh short fiber combined reinforced cementitious composite and has the characteristics of convenience in manufacturing, convenience in application, high durability and control over crack developing.
Description
Technical field
The invention belongs to a kind of construction formwork; Specifically a kind of high-durability permanent formwork that is mainly used in industry and civilian construction structure, hydro-structure and the isostructural beam of port sea structure; Use as template in the stage of building; Build double protected apron and the external protection of doing structure after the moulding, bear the structural load of a part simultaneously.
Background technology
At present, in the domestic construction field, industry is used templates such as wooden form, steel form usually with civilian construction structure, hydro-structure and the port isostructural beam of sea structure, has unfavorable factors such as consumption is big, dismounting is inconvenient, the turnover expense high, utilization rate is low.Endurance issues is one of subject matter that reinforced concrete structure faced all the time.The ordinary concrete surface is exposed naturally in the structure under the conventional situation, and durability is lower, and the house of China nearly 50% gets into the ageing step at present, and promptly 23.4 hundred million square metres building faces endurance issues.In addition; Is the key character that hydro-structure, sea, port structure etc. are different from other types building structure with cracking resistance as controlled condition design; The operate as normal that ordinary concrete problem easy to crack not only can influence hydro-structure etc. also can influence its durability and application life, serious even safe operation that can influence structure.More than some be industry all the time with construction such as civilian construction structure, hydro-structure and sea, port structure and use in more scabrous problem.
Summary of the invention
But technical problem to be solved by this invention provides the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control; To improve the unfavorable factor that conventional template is brought; Improve structure durability simultaneously; Reduce the application life of structure later maintenance cost and final extending structure, for this reason, the present invention adopts following technical scheme:
It is made up of the first corner panel and the second corner panel; The first corner panel constitutes main body with the first perpendicular panel and second panel; The side of the corresponding beam of first panel, at the bottom of the corresponding beam of second panel, the second corner panel constitutes main body with the 3rd perpendicular panel and fourth face plate; The side of the corresponding beam of the 3rd panel is at the bottom of the corresponding beam of fourth face plate; This side that the said first corner panel is at the bottom of the beam has first connecting portion, and this side that the said second corner panel is at the bottom of the beam has second connecting portion, and first connecting portion and second connecting portion are pegged graft and cooperated; The said first corner panel and the second corner panel select for use following different materials to make: superhigh tenacity cement-base composite material UHTCC, non metal fiber woven net and flock combined reinforced concrete base composite material, gauze wire cloth and flock combined reinforced concrete base composite material.
On the basis of adopting technique scheme, the present invention also can adopt following further technical scheme:
Used superhigh tenacity cement-base composite material UHTCC; Its composition comprises cement, active mineral admixture, aggregate, fiber and water; It is characterized in that active mineral admixture adopts the combination of flyash or flyash and following one or more materials: silicon ash, granulated blast-furnace slag, metakaolin; The maximum particle diameter of aggregate is no more than 0.5mm; Fiber is one or more the combination in vinal, polyethylene fibre, the aromatic polyamide fibre; Fibre length is that 5～25mm, diameter are that 0.015～0.055 mm, modulus of elasticity are that 30 ~ 150GPa, tensile strength are that 1000 ~ 3500MPa, ultimate elongation are 2%～15%, and the weight ratio of cement and each component of active mineral admixture is:
Flyash 45%～85%
Silicon ash 0～15%
Granulated blast-furnace slag 0～10%
Metakaolin 0～20%
Each components by weight sum of above cement and active mineral admixture satisfies 100%;
The weight of aggregate is 1%～70% with the ratio of cement and active mineral admixture gross weight, and the weight of water is 18%～58% with the ratio of cement and active mineral admixture gross weight, and the volume of fiber is 1.5%～2.5% of a cement-base composite material cumulative volume.
Said superhigh tenacity cement based composite wood uses vinal, when three kinds of fibers of polyethylene fiber peacekeeping aromatic polyamide fibre strengthen simultaneously, its proportioning is:
Each components by weight of cement and active mineral admixture is: cement 25%, flyash 60%, silicon ash 2%, granulated blast-furnace slag 8%, metakaolin 5%;
The maximum particle diameter of aggregate is 0.5mm, and aggregate weight is 40% with the ratio that cement adds the active mineral admixture gross weight, and the weight of water is 25% ~ 45% with the ratio that cement adds the active mineral admixture gross weight; The volume of fiber is 1.8% ~ 2.3% of a cement-base composite material cumulative volume;
The polyethylene fibre length that adopts is 12mm, and diameter is 0.039mm, and tensile strength is 1620MPa, and modulus of elasticity is 42.8GPa, and ultimate elongation is 6%, and volume is 1.2% ~ 1.5% of a cement-base composite material cumulative volume; Polyethylene fibre length is 12.7mm, and diameter is 0.038mm, and tensile strength is 2700MPa, and modulus of elasticity is 120GPa, and ultimate elongation is 3.5%, and volume is 0.4% ~ 0.9% of a cement-base composite material cumulative volume; Aromatic polyamide fibre length is 15mm, and diameter is 0.015mm, and tensile strength is 2800MPa, and modulus of elasticity is 132GPa, ultimate elongation 2.4%, and volume is 0.2% ~ 0.4% of a cement-base composite material cumulative volume.
When said superhigh tenacity cement-base composite material used vinal and two kinds of fibers of aromatic polyamide fibre to strengthen simultaneously, its proportioning was:
Each components by weight of cement and active mineral admixture is: cement 30%, flyash 52%, granulated blast-furnace slag 3%, metakaolin 15%;
The maximum particle diameter of aggregate is 0.5mm, and aggregate weight is 65% with the ratio that cement adds the active mineral admixture gross weight, and the weight of water is 20% ~ 55% with the ratio that cement adds the active mineral admixture gross weight; The volume of fiber is 1.8% ~ 2.2% of a cement-base composite material cumulative volume;
The vinal length that adopts is 12mm, and diameter is 0.039mm, and tensile strength is 1620MPa, and modulus of elasticity is 42.8GPa, and ultimate elongation is 6%, and volume is 1.6% ~ 2.0% of a cement-base composite material cumulative volume; Aromatic polyamide fibre length is 15mm, and diameter is 0.015mm, and tensile strength is 2800MPa, and modulus of elasticity is 132GPa, ultimate elongation 2.4%, and volume is 0.2% ~ 0.4% of a cement-base composite material cumulative volume.
When said superhigh tenacity cement-base composite material used vinal and two kinds of fibers of polyethylene fibre to strengthen simultaneously, its proportioning was:
Each components by weight of cement and active mineral admixture is: cement 55%, flyash 45%; The model of cement is P.II 52.5 R;
The maximum particle diameter of aggregate is 0.5mm, and the weight of aggregate is 50% with the ratio that cement adds the active mineral admixture gross weight, and the weight of water is 40% ~ 55% with the ratio that cement adds the active mineral admixture gross weight; The volume of fiber is 1.8% ~ 2.2% of a cement-base composite material cumulative volume;
The vinal length that adopts is 12mm, and diameter is that 0.039mm, tensile strength are that 1620MPa, modulus of elasticity are that 42.8GPa, ultimate elongation are 6%, and volume is 1.2% ~ 1.9% of a fibrous concrete cumulative volume; Polyethylene fibre length is 12.7mm, and diameter is 0.038mm, and tensile strength is 2700MPa, and modulus of elasticity is 120GPa, and ultimate elongation is 3.5%, and volume is 0.3% ~ 0.8%. of cement-base composite material cumulative volume
Said non metal fiber woven net and flock combined reinforced concrete base composite material are made up of non metal fiber woven net, nonmetal short fiber and cement based matrix, and said non metal fiber woven net comprises: Carbon Fibre Textile, aramid fiber mesh grid, alkali-resistant glass fibre mesh grid, vinal mesh grid, polyethylene fibre mesh grid or the assorted fibre mesh grid of being processed by above fiber shuffling; Nonmetal short fiber comprises: one or more in vinal, polyethylene fibre, carbon fiber, the aramid fiber; The constituent of cement based matrix is except that mixing water; Also comprise: one or more in portland cement, high alumina cement, the sulphate aluminium cement, active mineral fine mineral admixture; Water reducing agent, meticulous sand, said active mineral fine mineral admixture is the material with pozzolanic activity.
The material of pozzolanic activity comprises one or more in flyash, silica flour, the granulated blast-furnace slag, and the maximum particle diameter of meticulous sand is less than 0.6mm.
In non metal fiber woven net and flock combined reinforced concrete base composite material, the nonmetal short fiber percent by volume of this total composite volume relatively is 1.5 ~ 2.5%.
The said first corner panel and the second corner panel inner surface are distributed with some grooves; One of them of first connecting portion and second connecting portion is to the outstanding sidewall in beam forms inboard or the outside, and wherein another of first connecting portion and second connecting portion is the rightabout link slot of projected direction of opening and sidewall.
Said column template is connected and composed by polylith first corner panel and the polylith second corner panel, and the panel transverse joint in the said beam forms staggers mutually; Between the adjacent first corner panel 1 and the second corner panel 2, between the adjacent first corner panel 1, also pass through adhesive bond between the adjacent second corner panel 2.
The present invention can adjust the quantity and the big or small template that is combined to form required size and shape of the first corner panel and the second corner panel according to the use needs, thereby forms complete template system.The size of beam forms can satisfy the needs of difformity size according to actual needs through the size of adjusting the first corner panel and the second corner panel, adjust the needs that the first corner panel and the second corner panel quantity satisfy differing heights, span size.
Because adopt technical scheme of the present invention, the present invention used as template in the stage of building, build moulding after; Need not remove, and double protected apron and the external protection of doing structure becomes permanent formwork; Itself cost is low and also eliminated demolition cost and turnover expense, reduces engineering cost, can improve and solve the problems such as dismounting and utilization rate in the template constructions such as industry and the extra large structure in civilian construction structure, hydro-structure and port; Reduce construction intensity, can shorten the engineering time greatly.Meanwhile; Because this template is processed by superhigh tenacity cement-base composite material, non metal fiber woven net and flock combined reinforced concrete base composite material or gauze wire cloth and flock combined reinforced concrete base composite material; Have characteristics such as high stretching ductility and Crack Control ability, damage tolerance is high, energy absorption capability is strong; Can effectively reduce harmful crack of body structure surface generation and suppress the crack development; Its chloride-penetration resistance and anti-water permeation performance are much better than ordinary concrete, can significantly improve the durability and the application life of concrete structure.Simultaneously, adopt the structure of corner panel of the present invention, template is by corner panel assembly unit assembling, has to make simply, assemble easy to usely, and durability is high, controls the characteristics of crack developing.Beam forms of the present invention can also be born the part-structure load and reduce the inner amount of reinforcement of beam, and improves the shear strength of beam.
Description of drawings
Fig. 1 (a) is the permanent beam forms structural representation that corner panel of the present invention is connected into.
Fig. 1 (b) is the permanent beam forms vertical view that corner panel of the present invention is connected into.
Fig. 1 (c) is the permanent beam forms lateral view that corner panel of the present invention is connected into.
Fig. 2 (a) is the structural representation of the first corner panel (1) of the present invention.
Fig. 2 (b) is the elevation of the first corner panel (1) of the present invention.
Fig. 2 (c) is the vertical view of the first corner panel (1) of the present invention.
Fig. 2 (d) is the lateral view of the first corner panel (1) of the present invention.
Fig. 2 (e) is the A-A sectional view of Fig. 2 (c).
Fig. 2 (f) is the B-B sectional view of Fig. 2 (c).
Fig. 3 (a) is the structural representation of the second corner panel (2) of the present invention.
Fig. 3 (b) is the elevation of the second corner panel (2) of the present invention.
Fig. 3 (c) is the vertical view of the second corner panel (2) of the present invention.
Fig. 3 (d) is the lateral view of the second corner panel (2) of the present invention.
Fig. 3 (e) is the C-C sectional view of Fig. 3 (c).
Fig. 4 is an assembling sketch map of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing but the permanent beam forms specific embodiment of mutual buckle type assembly unit anti-cracking and seepage control provided by the present invention is described further, this embodiment is to explanation of the present invention, rather than the present invention is made any qualification.
But the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control of present embodiment is made up of three first corner panels 1 and three second corner panels 2; The first corner panel 1 constitutes main body with the first perpendicular panel 13 and second panel 14; The side of first panel, 13 corresponding beams; At the bottom of second panel, the 14 corresponding beams; The second corner panel 2 constitutes main body with the 3rd perpendicular panel 23 and fourth face plate 24, and the side of the 3rd panel 23 corresponding beams is at the bottom of the fourth face plate 24 corresponding beams; This side that the said first corner panel 1 is at the bottom of the beam has first connecting portion 11, and this side that the said second corner panel 2 is at the bottom of the beam has second connecting portion, 21, the first connecting portions 11 and the 21 grafting cooperations of second connecting portion; The said first corner panel 1 and the second corner panel 2 select for use following different materials to make: superhigh tenacity cement-base composite material UHTCC, non metal fiber woven net and flock combined reinforced concrete base composite material, gauze wire cloth and flock combined reinforced concrete base composite material.
Said first corner panel 1 and the second corner panel, 2 inner surfaces are distributed with some grooves 12; Second connecting portion 21 is that first connecting portion 11 is the rightabout link slot of projected direction of opening and sidewall to the outstanding sidewall in the beam forms inboard or the outside; Also through adhesive bond, the panel transverse joint in the said beam forms staggers mutually between the adjacent first corner panel 1 and the second corner panel 2, between the adjacent first corner panel 1, between the adjacent second corner panel 2.
As shown in Figure 4, below introduce the implementation method under the above-mentioned situation.
1. use the superhigh tenacity cement-base composite material to make the said first corner panel 1 and the second corner panel 2.Used superhigh tenacity cement-base composite material UHTCC; Its composition comprises cement, active mineral admixture, aggregate, fiber and water, and active mineral admixture adopts the combination of flyash or flyash and following one or more materials: silicon ash, granulated blast-furnace slag, metakaolin; The maximum particle diameter of aggregate is no more than 0.5mm; Fiber is one or more the combination in vinal, polyethylene fibre, the aromatic polyamide fibre; Fibre length is that 5～25mm, diameter are that 0.015～0.055 mm, modulus of elasticity are that 30 ~ 150GPa, tensile strength are that 1000 ~ 3500MPa, ultimate elongation are 2%～15%; The weight ratio of cement and each component of active mineral admixture is: cement (12%～55%), flyash (45%～85%), silicon ash (0～15%), granulated blast-furnace slag (0～10%), metakaolin (0～20%), and each components by weight sum of above cement and active mineral admixture satisfies 100%; The weight of aggregate is 1%～70% with the ratio of cement and active mineral admixture gross weight, and the weight of water is 18%～58% with the ratio of cement and active mineral admixture gross weight, and the volume of fiber is 1.5%～2.5% of a cement-base composite material cumulative volume.
2. when assembling, the first corner panel 1 and the second corner panel, 2 suitable interlaced arrangement, thus make panel transverse joint in the beam forms not on same straight line, use cementing agent to bond and respectively organize the cross section of panel, as shown in Figure 4.
During construction; Can carry out size, quantity design and the assembling of the first corner panel 1 and the second corner panel 2 according to the needs of real size; The width of first panel through adjusting the first corner panel 1 and the second corner panel 2, second panel, the 3rd panel, fourth face plate can be realized the beam forms of different size; Adjust the needs that the first corner panel 1 and the second corner panel, 2 quantity satisfy differing heights, span size, assembling mode is varied.
It is simple, easy to use that the present invention has making, improves the characteristics of structure durability and control crack developing, satisfies the application of a large amount of engineerings easily.
Claims (10)
- But 1. permanent beam forms of mutual buckle type assembly unit anti-cracking and seepage control, it is characterized in that: it is made up of the first corner panel (1) and the second corner panel (2); The first corner panel (1) constitutes main body with the first perpendicular panel and second panel; The side of the corresponding beam of first panel; At the bottom of the corresponding beam of second panel; The second corner panel (2) constitutes main body with the 3rd perpendicular panel and fourth face plate, and the side of the corresponding beam of the 3rd panel is at the bottom of the corresponding beam of fourth face plate; This side that the said first corner panel is at the bottom of the beam has first connecting portion, and this side that the said second corner panel is at the bottom of the beam has second connecting portion, and first connecting portion and second connecting portion are pegged graft and cooperated; The said first corner panel (1) and the second corner panel (2) select for use following different materials to make: superhigh tenacity cement-base composite material UHTCC, non metal fiber woven net and flock combined reinforced concrete base composite material, gauze wire cloth and flock combined reinforced concrete base composite material.
- 2. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 1; It is characterized in that: used superhigh tenacity cement-base composite material UHTCC; Its composition comprises cement, active mineral admixture, aggregate, fiber and water; It is characterized in that active mineral admixture adopts the combination of flyash or flyash and following one or more materials: silicon ash, granulated blast-furnace slag, metakaolin; The maximum particle diameter of aggregate is no more than 0.5mm; Fiber is one or more the combination in vinal, polyethylene fibre, the aromatic polyamide fibre; Fibre length is that 5～25mm, diameter are that 0.015～0.055 mm, modulus of elasticity are that 30 ~ 150GPa, tensile strength are that 1000 ~ 3500MPa, ultimate elongation are 2%～15%, and the weight ratio of cement and each component of active mineral admixture is:Cement 12%～55%Flyash 45%～85%Silicon ash 0～15%Granulated blast-furnace slag 0～10%Metakaolin 0～20%Each components by weight sum of above cement and active mineral admixture satisfies 100%;The weight of aggregate is 1%～70% with the ratio of cement and active mineral admixture gross weight, and the weight of water is 18%～58% with the ratio of cement and active mineral admixture gross weight, and the volume of fiber is 1.5%～2.5% of a cement-base composite material cumulative volume.
- 3. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 2; It is characterized in that: said superhigh tenacity cement based composite wood uses vinal, when three kinds of fibers of polyethylene fiber peacekeeping aromatic polyamide fibre strengthen simultaneously, and its proportioning is:Each components by weight of cement and active mineral admixture is: cement 25%, flyash 60%, silicon ash 2%, granulated blast-furnace slag 8%, metakaolin 5%;The maximum particle diameter of aggregate is 0.5mm, and aggregate weight is 40% with the ratio that cement adds the active mineral admixture gross weight, and the weight of water is 25% ~ 45% with the ratio that cement adds the active mineral admixture gross weight; The volume of fiber is 1.8% ~ 2.3% of a cement-base composite material cumulative volume;The polyethylene fibre length that adopts is 12mm, and diameter is 0.039mm, and tensile strength is 1620MPa, and modulus of elasticity is 42.8GPa, and ultimate elongation is 6%, and volume is 1.2% ~ 1.5% of a cement-base composite material cumulative volume; Polyethylene fibre length is 12.7mm, and diameter is 0.038mm, and tensile strength is 2700MPa, and modulus of elasticity is 120GPa, and ultimate elongation is 3.5%, and volume is 0.4% ~ 0.9% of a cement-base composite material cumulative volume; Aromatic polyamide fibre length is 15mm, and diameter is 0.015mm, and tensile strength is 2800MPa, and modulus of elasticity is 132GPa, ultimate elongation 2.4%, and volume is 0.2% ~ 0.4% of a cement-base composite material cumulative volume.
- 4. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 2 is characterized in that: when said superhigh tenacity cement-base composite material used vinal and two kinds of fibers of aromatic polyamide fibre to strengthen simultaneously, its proportioning was:Each components by weight of cement and active mineral admixture is: cement 30%, flyash 52%, granulated blast-furnace slag 3%, metakaolin 15%;The maximum particle diameter of aggregate is 0.5mm, and aggregate weight is 65% with the ratio that cement adds the active mineral admixture gross weight, and the weight of water is 20% ~ 55% with the ratio that cement adds the active mineral admixture gross weight; The volume of fiber is 1.8% ~ 2.2% of a cement-base composite material cumulative volume;The vinal length that adopts is 12mm, and diameter is 0.039mm, and tensile strength is 1620MPa, and modulus of elasticity is 42.8GPa, and ultimate elongation is 6%, and volume is 1.6% ~ 2.0% of a cement-base composite material cumulative volume; Aromatic polyamide fibre length is 15mm, and diameter is 0.015mm, and tensile strength is 2800MPa, and modulus of elasticity is 132GPa, ultimate elongation 2.4%, and volume is 0.2% ~ 0.4% of a cement-base composite material cumulative volume.
- 5. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 2 is characterized in that: when said superhigh tenacity cement-base composite material used vinal and two kinds of fibers of polyethylene fibre to strengthen simultaneously, its proportioning was:Each components by weight of cement and active mineral admixture is: cement 55%, flyash 45%; The model of cement is P.II 52.5 R;The maximum particle diameter of aggregate is 0.5mm, and the weight of aggregate is 50% with the ratio that cement adds the active mineral admixture gross weight, and the weight of water is 40% ~ 55% with the ratio that cement adds the active mineral admixture gross weight; The volume of fiber is 1.8% ~ 2.2% of a cement-base composite material cumulative volume;The vinal length that adopts is 12mm, and diameter is that 0.039mm, tensile strength are that 1620MPa, modulus of elasticity are that 42.8GPa, ultimate elongation are 6%, and volume is 1.2% ~ 1.9% of a fibrous concrete cumulative volume; Polyethylene fibre length is 12.7mm, and diameter is 0.038mm, and tensile strength is 2700MPa, and modulus of elasticity is 120GPa, and ultimate elongation is 3.5%, and volume is 0.3% ~ 0.8% of a cement-base composite material cumulative volume.
- 6. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 1; It is characterized in that: said non metal fiber woven net and flock combined reinforced concrete base composite material are made up of non metal fiber woven net, nonmetal short fiber and cement based matrix, and said non metal fiber woven net comprises: Carbon Fibre Textile, aramid fiber mesh grid, alkali-resistant glass fibre mesh grid, vinal mesh grid, polyethylene fibre mesh grid or the assorted fibre mesh grid of being processed by above fiber shuffling; Nonmetal short fiber comprises: one or more in vinal, polyethylene fibre, carbon fiber, the aramid fiber; The constituent of cement based matrix comprises: one or more in portland cement, high alumina cement, the sulphate aluminium cement, active mineral fine mineral admixture, and water reducing agent, meticulous sand, said active mineral fine mineral admixture is the material with pozzolanic activity.
- But 7. the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 6, it is characterized in that: the material of pozzolanic activity comprises one or more in flyash, silica flour, the granulated blast-furnace slag, the maximum particle diameter of meticulous sand is less than 0.6mm.
- 8. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 6; It is characterized in that: in non metal fiber woven net and flock combined reinforced concrete base composite material, the nonmetal short fiber percent by volume of this total composite volume relatively is 1.5 ~ 2.5%.
- 9. but the permanent beam forms of a kind of mutual buckle type assembly unit anti-cracking and seepage control according to claim 1 is characterized in that: the said first corner panel (1) and second corner panel (2) inner surface are distributed with some grooves; One of them of first connecting portion and second connecting portion is to the outstanding sidewall in beam forms inboard or the outside, and wherein another of first connecting portion and second connecting portion is the rightabout link slot of projected direction of opening and sidewall.
- 10. but according to claim 1 or the permanent beam forms of 9 described a kind of mutual buckle type assembly unit anti-cracking and seepage controls; It is characterized in that: said column template is connected and composed by polylith first corner panel and the polylith second corner panel, and the panel transverse joint in the said beam forms staggers mutually; Between the adjacent first corner panel 1 and the second corner panel 2, between the adjacent first corner panel 1, also pass through adhesive bond between the adjacent second corner panel 2.
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| CN103266760A (en) * | 2013-05-14 | 2013-08-28 | 浙江大学 | Permanent beam template made of fiber woven mesh reinforced cement based composite material and method for manufacturing permanent beam template |
| CN103964795A (en) * | 2014-03-04 | 2014-08-06 | 杭州固华复合材料科技有限公司 | Reinforced cement based composite material with fiber woven mesh and preparation method of reinforced cement based composite material |
| CN108360811A (en) * | 2018-02-08 | 2018-08-03 | 中国矿业大学 | A kind of TRC pin joints formula can assembled permanent formwork and preparation method thereof |
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