CN203008368U - Bolted dismountable permanent beam form - Google Patents
Bolted dismountable permanent beam form Download PDFInfo
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- CN203008368U CN203008368U CN 201220408423 CN201220408423U CN203008368U CN 203008368 U CN203008368 U CN 203008368U CN 201220408423 CN201220408423 CN 201220408423 CN 201220408423 U CN201220408423 U CN 201220408423U CN 203008368 U CN203008368 U CN 203008368U
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- hand rotation
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- surface plate
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Abstract
The utility model discloses a bolted dismountable permanent beam form. A left corner face plate and a right corner face plate are connected through bolts. The bolted dismountable permanent beam form is applied to the beam casting phase of industrial and domestic building structures, hydraulic structures, port and marine structures and the like. The bolted dismountable permanent beam form also serves as a protective plate and an outer protection layer to bear partial load for the structures after being cast and formed. The left corner face plate and the right corner face plate can be made from different types of materials, namely UHTCC (ultra-high toughness cementitious composites), nonmetallic fiber mesh and short fiber reinforced cementitious composites, wire mesh and short fiber reinforced cementitious composites and the like. The bolted dismountable permanent beam form has the advantages of simplicity in manufacture, convenience in use, high durability, and control of crack development.
Description
Technical field
The utility model belongs to a kind of construction formwork; 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 specifically; use as template in the stage of building; build double protected apron and the external protection of doing structure after moulding, bear simultaneously the structural load of a part.
Background technology
At present, in the domestic construction field, industry is used the templates such as wooden form, steel form usually with civilian construction structure, hydro-structure and the port isostructural beam of sea structure, has the unfavorable factors such as consumption is large, dismounting is inconvenient, the turnover expense is high, utilization rate is low.Endurance issues is one of subject matter of facing of reinforced concrete structure all the time.In structure under conventional situation, the ordinary concrete surface is naturally exposed, and durability is lower, and the house of China nearly 50% enters the ageing step at present, and namely the building of 23.4 hundred million square metres faces endurance issues.In addition, 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 normal operation that ordinary concrete problem easy to crack not only can affect hydro-structure etc. also can affect its durability and application life, and serious even can affect the safe operation of structure.Above some be industry all the time with the construction such as civilian construction structure, hydro-structure and sea, port structure and use procedure in more scabrous problem.
The utility model content
But technical problem to be solved in the utility model is to provide the permanent beam forms of a kind of bolt connecting type assembly unit, the unfavorable factor of bringing to improve conventional template, improve simultaneously structure durability, reduce the application life of structure later maintenance cost and final extending structure, for this reason, the utility model is by the following technical solutions:
It is comprised of left-hand rotation edged surface plate and right turn angle panel; Left-hand rotation edged surface plate consists of main body with the first perpendicular panel and the second panel, the side of the corresponding beam of the first panel, at the bottom of the corresponding beam of the second panel, the right turn angle panel consists of 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; Described left-hand rotation edged surface plate is in the first connecting portion that this side at the bottom of beam has projection, and described right turn angle panel is in the second connecting portion that this side at the bottom of beam has projection, and the first connecting portion and the second connecting portion are bolted; Described left-hand rotation edged surface plate and right turn angle panel select cement-based material to make.
On the basis of adopting technique scheme, the utility model also can adopt following further technical scheme:
described cement-based material can adopt superhigh tenacity cement-base composite material UHTCC, its stretching strain ability reaches more than 1%, crack width corresponding during ultimate tensile strength is less than 100 μ m, test condition is for building the test specimen that is of a size of 350mm * 50mm * 15mm, maintenance to 28 is carried out uniaxial tensile test after day length of time, each components by weight of the mortar matrix of UHTCC used is cement: water: meticulous aggregate: flyash: silicon ash: granulated blast-furnace slag: metakaolin: water reducing agent=1:(0.27 ~ 2.2): (0 ~ 3): (0 ~ 6.9): (0 ~ 0.3): (0 ~ 0.55): (0 ~ 0.4): (0.01 ~ 0.025), the maximum particle diameter of meticulous aggregate is not more than 0.5 mm.
Go back the admixture short fiber in UHTCC, the short fiber kind is one or more in vinal, polyethylene fibre, aromatic polyamide fibre, and the volume volume is 1 ~ 3%.
Described cement-based material also can adopt non metal fiber woven net flock combined reinforced concrete base composite material, it is by non metal fiber woven net, nonmetal short fiber and cement based matrix composition, and described 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 made by above fiber shuffling; Nonmetal short fiber comprises: one or more in vinal, polyethylene fibre, carbon fiber, aramid fiber; The constituent of cement based matrix is except mixing water, also comprise: one or more in portland cement, high alumina cement, sulphate aluminium cement, active mineral fine mineral admixture, water reducing agent, meticulous sand, described active mineral fine mineral admixture is the material with pozzolanic activity.The material of pozzolanic activity comprises that flyash, silicon divide, one or more in granulated blast-furnace slag.The maximum particle diameter of meticulous sand is less than 0.6mm.
Described cement-based material also can adopt gauze wire cloth and flock combined reinforced concrete base composite material.
Described left-hand rotation edged surface plate and right turn angle panel inner surface are distributed with some grooves; The first connecting portion and the second connecting portion are reserved bolt connecting hole.
described template is connected and composed by a row left-hand rotation edged surface plate and a row right turn angle panel, contain polylith left-hand rotation edged surface plate in a described row left-hand rotation edged surface plate, contain polylith right turn angle panel in a described row right turn angle panel, the sides adjacent of adjacent left-hand rotation edged surface plate is provided with the 3rd connecting portion of projection, described adjacent left-hand rotation edged surface plate connects with bolt by the 3rd adjacent connecting portion, the sides adjacent of adjacent right turn angle panel is provided with the 4th connecting portion of projection, described adjacent right turn angle panel connects with bolt by the 4th adjacent connecting portion, transverse joint between the panel in described beam forms staggers mutually.
The utility model can be combined to form the template of required size and shape according to the quantity of adjusting left-hand rotation edged surface plate and right turn angle panel with needs and size, thereby forms complete template system.The size of beam forms can satisfy the needs of difformity size according to actual needs by the size of adjusting left-hand rotation edged surface plate and right turn angle panel, adjust the needs that left-hand rotation edged surface plate and right turn angle panel quantity satisfy differing heights, span size.
Owing to adopting the technical solution of the utility model; the utility model used as template in the stage of building; after building moulding; need not remove; and double protected apron and the external protection of doing structure; become permanent formwork; itself cost is low and also eliminated demolition cost and turnover expense; reduce engineering cost; can improve and solve the problems such as dismounting in industry and the template constructions such as civilian construction structure, hydro-structure and sea, port structure and utilization rate; reduce construction intensity, can greatly shorten the engineering time.further, left-hand rotation edged surface plate of the present utility model and right turn angle panel can be by the superhigh tenacity cement-base composite materials, 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 are made, have high stretching ductility and Crack Control ability, damage tolerance is high, the characteristics such as energy absorption capability is strong, can effectively reduce the harmful cracks of body structure surface generation and suppress crack progressing, its chloride-penetration resistance and water resistant permeance property are much better than ordinary concrete, can significantly improve durability and the application life of concrete structure.Simultaneously, adopt the structure of corner panel of the present utility model, template is by left-hand rotation edged surface plate and the assembly unit of right turn angle panel assembling, has to make simply, assemble easy to usely, and durability is high, the characteristics of control crack developing.Beam forms provided by the utility model 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 utility model is connected into.
Fig. 1 (b) is the permanent beam forms top view that corner panel of the present utility model is connected into.
Fig. 1 (c) is the permanent beam forms lateral view that corner panel of the present utility model is connected into.
Fig. 2 (a) is the structural representation of left-hand rotation edged surface plate of the present utility model.
Fig. 2 (b) is the elevation of left-hand rotation edged surface plate of the present utility model.
Fig. 2 (c) is the top view of left-hand rotation edged surface plate of the present utility model.
Fig. 2 (d) is the lateral view of left-hand rotation edged surface plate of the present utility model.
Fig. 2 (e) is the A-A sectional view of Fig. 2 (b).
Fig. 2 (f) is the B-B sectional view of Fig. 2 (c).
Fig. 3 is assembling schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing, but the permanent beam forms specific embodiment of bolt connecting type assembly unit provided by the utility model is described further, this embodiment is to explanation of the present utility model, rather than the utility model is made any restriction.
But the permanent beam forms of a kind of bolt connecting type assembly unit of the present embodiment is comprised of three blocks of left-hand rotation edged surface plates 1 and three right turn angle panels; Left-hand rotation edged surface plate 1 consists of main body with the first perpendicular panel 14 and the second panel 15, the side of the first panel 14 corresponding beams, at the bottom of the second corresponding beam of panel 15, the right turn angle panel consists of 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; Described left-hand rotation edged surface plate 1 is in this side at the bottom of beam and has the first connecting portion 11 to the beam forms inner bulge, described right turn angle panel is in this side at the bottom of beam and has the second connecting portion to the beam forms inner bulge, and the first connecting portion 11 and the second connecting portion are bolted; Described left-hand rotation edged surface plate 1 and right turn angle panel select 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.
Described left-hand rotation edged surface plate 1 and right turn angle panel inner surface are distributed with some grooves 13; The first connecting portion 11 and the second connecting portion are reserved bolt connecting hole 12.
described three blocks of left-hand rotation edged surface plates 1 and three right turn angle panels form a line respectively, the sides adjacent of adjacent left-hand rotation edged surface plate is provided with the 3rd connecting portion 10 to the beam forms inner bulge, described adjacent left-hand rotation edged surface plate 1 connects by the 3rd adjacent connecting portion 10 use bolts, the sides adjacent of adjacent right turn angle panel is provided with the 4th connecting portion to the beam forms inner bulge, described adjacent right turn angle panel connects with bolt by the 4th adjacent connecting portion, the 3rd connecting portion and the 4th connecting portion are reserved bolt connecting hole, transverse joint between the panel in described beam forms staggers mutually.
Left-hand rotation edged surface plate and right turn angle panel can be the different templates of cross sectional dimensions; Left-hand rotation edged surface plate can be also the same template of cross sectional dimensions with the right turn angle panel, at this moment, left-hand rotation edged surface plate and right turn angle panel can share template of the same race, just when assembly unit, during as one of them of left-hand rotation edged surface plate and right turn angle panel, also need again before and after Rotate 180 °.In the present embodiment, left-hand rotation edged surface plate and right turn angle panel share template of the same race, therefore omitted the schematic diagram of right turn angle panel.
As shown in Figure 4, below introduce implementation method in above-mentioned situation.
1. use the superhigh tenacity cement-base composite material to make left-hand rotation edged surface plate 1 and right turn angle panel.Superhigh tenacity cement-base composite material UHTCC used, its stretching strain ability reaches more than 1%, and under ultimate tensile strength, crack width less than 100 μ m, and has the characteristics of good anti-carbonization, freeze thawing resistance, anti-permeability performance and high impact toughness.Each components by weight of the mortar matrix of UHTCC used is cement: water: meticulous aggregate: flyash: silicon ash: granulated blast-furnace slag: metakaolin: water reducing agent=1:(0.27 ~ 2.2): (0 ~ 3): (0 ~ 6.9): (0 ~ 0.3): (0 ~ 0.55): (0 ~ 0.4): (0.01 ~ 0.025); the short fiber kind of admixture is one or more in vinal, polyethylene fibre, aromatic polyamide fibre; the volume volume is 1 ~ 3%, and the maximum particle diameter of meticulous aggregate is not more than 0.5 mm.
2. the cross section of described panel is the Г type, and its inner surface of described panel is distributed with some grooves; Carrying out bolt by the bolt connecting hole 12 of reserving on face plate edge bossing 11 between adjacent two panels connects.
3. when assembling, should interlaced arrangement, thus make panel transverse joint in beam forms not on same straight line, as shown in Figure 4.
During construction, can turn left according to the needs of the real size design of size, quantity and the assembling of edged surface plate 1 and right turn angle panel 2, the width of the first panel by adjusting left-hand rotation edged surface plate 1 and right turn angle panel 2, the second panel, the 3rd panel, fourth face plate can be realized the beam forms of different size, adjust the needs that left-hand rotation edged surface plate 1 and right turn angle panel 2 quantity satisfy differing heights, span size, assembling mode is varied.
The utlity model has and make simply, easy to use, improve structure durability and the characteristics of controlling crack developing, easily satisfy the application of a large amount of engineerings.
Claims (4)
- But 1. permanent beam forms of bolt connecting type assembly unit, it is characterized in that: it is comprised of left-hand rotation edged surface plate (1) and right turn angle panel (2); Left-hand rotation edged surface plate (1) consists of main body with the first perpendicular panel and the second panel, the side of the corresponding beam of the first panel, at the bottom of the corresponding beam of the second panel, right turn angle panel (2) consists of 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; Described left-hand rotation edged surface plate is in the first connecting portion that this side at the bottom of beam has projection, and described right turn angle panel is in the second connecting portion that this side at the bottom of beam has projection, and the first connecting portion and the second connecting portion are bolted; Described left-hand rotation edged surface plate (1) and right turn angle panel (2) select cement-based material to make.
- 2. but the permanent beam forms of a kind of bolt connecting type assembly unit according to claim 1, it is characterized in that: described cement-based material is superhigh tenacity cement-base composite material UHTCC, its stretching strain ability reaches more than 1%, and under ultimate tensile strength, crack width is less than 100 μ m.
- But 3. the permanent beam forms of a kind of bolt connecting type assembly unit according to claim 1, it is characterized in that: described left-hand rotation edged surface plate and right turn angle panel inner surface are distributed with some grooves; The first connecting portion and the second connecting portion are reserved bolt connecting hole.
- 4. but according to claim 1 or 3 permanent beam forms of described a kind of bolt connecting type assembly unit, it is characterized in that: described template is connected and composed by a row left-hand rotation edged surface plate and a row right turn angle panel, contain polylith left-hand rotation edged surface plate in a described row left-hand rotation edged surface plate, contain polylith right turn angle panel in a described row right turn angle panel, the sides adjacent of adjacent left-hand rotation edged surface plate is provided with the 3rd connecting portion of projection, described adjacent left-hand rotation edged surface plate connects with bolt by the 3rd adjacent connecting portion, the sides adjacent of adjacent right turn angle panel is provided with the 4th connecting portion of projection, described adjacent right turn angle panel connects with bolt by the 4th adjacent connecting portion, transverse joint between the panel in described beam forms staggers mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220408423 CN203008368U (en) | 2012-08-17 | 2012-08-17 | Bolted dismountable permanent beam form |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220408423 CN203008368U (en) | 2012-08-17 | 2012-08-17 | Bolted dismountable permanent beam form |
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| Publication Number | Publication Date |
|---|---|
| CN203008368U true CN203008368U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220408423 Expired - Fee Related CN203008368U (en) | 2012-08-17 | 2012-08-17 | Bolted dismountable permanent beam form |
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| Country | Link |
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| CN (1) | CN203008368U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993733A (en) * | 2014-05-20 | 2014-08-20 | 富于安（福建）环保模板有限公司 | Concrete formwork unit and construction method thereof |
| CN108930289A (en) * | 2018-06-29 | 2018-12-04 | 浙江省建设投资集团股份有限公司 | A kind of prefabricated assembled fetal membrane and its construction method |
-
2012
- 2012-08-17 CN CN 201220408423 patent/CN203008368U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993733A (en) * | 2014-05-20 | 2014-08-20 | 富于安（福建）环保模板有限公司 | Concrete formwork unit and construction method thereof |
| CN108930289A (en) * | 2018-06-29 | 2018-12-04 | 浙江省建设投资集团股份有限公司 | A kind of prefabricated assembled fetal membrane and its construction method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20160817 |