CN112372808B - Three-fold-line double-step prefabricated stand board die and stand board construction method - Google Patents
Three-fold-line double-step prefabricated stand board die and stand board construction method Download PDFInfo
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- CN112372808B CN112372808B CN202011344574.2A CN202011344574A CN112372808B CN 112372808 B CN112372808 B CN 112372808B CN 202011344574 A CN202011344574 A CN 202011344574A CN 112372808 B CN112372808 B CN 112372808B
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- 238000010276 construction Methods 0.000 title claims description 16
- 238000000034 method Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 238000009415 formwork Methods 0.000 claims description 34
- 239000000725 suspension Substances 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000012423 maintenance Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000009417 prefabrication Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H3/00—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons
- E04H3/10—Buildings or groups of buildings for public or similar purposes; Institutions, e.g. infirmaries or prisons for meetings, entertainments, or sports
- E04H3/12—Tribunes, grandstands or terraces for spectators
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Abstract
A three-fold line double-step prefabricated stand board die and a method for constructing a stand board are disclosed, wherein the stand board comprises a step section, a stand section, a cantilever platform and a beam body positioned at the bottom of the stand board, the stand board die comprises a bottom die supported by a bottom support frame body, a beam body hanging die support and a stand side die fixed on the bottom die, and a beam body hanging die hung on the beam body hanging die support; the bottom die comprises a stepping section bottom die corresponding to the stepping section, a stand section bottom die corresponding to the stand section and an overhanging table bottom die corresponding to the overhanging table, and the top surface of the stand section bottom die is a three-stage step-shaped panel. The stand board mould system has high strength, large rigidity and good stability, the surface effect of the produced concrete stand board component can reach the clear water effect, and the size precision of the stand board component is higher.
Description
Technical Field
The invention relates to the field of building construction, in particular to a three-fold-line double-step prefabricated stand board die and a stand board construction method.
Background
The stadium stands are mostly annular, including linear stands and arc stands. The prefabrication project of the domestic arc stand is basically optimized into the assembly construction of the linear prefabricated stand plates, and the arc prefabricated stand plates are adopted in individual projects. Except that the first row of overhanging stands adopt multi-step prefabricated stand boards, stands at other parts in the stadium all adopt single-step prefabricated stand boards. The stand steps are divided into convex steps and concave steps, the convex step single prefabricated step plate is placed on the prefabricated stand plate, and the concave step prefabricated stand plate is low in construction experience.
The optimized linear prefabricated stand plate of the arc stand can reduce the processing difficulty, but has poor arc simulation effect and can not show the aesthetic feeling of the arc stand. Although the arc-shaped prefabricated stand plate has a good effect, the construction process is difficult, high in cost and immature, and is not suitable for large-scale popularization at the present stage. The prefabricated stand plate and the step plate stand have many spliced seams, and the number of components is large, so that the advantage of the installation period in the engineering with tight construction period and large size is not obvious. The three folding lines can better simulate the effect of the arc-shaped stand, the construction process is mature, the cost is low, the application prospect is better, and the three folding lines can be used as the development direction of the prefabrication project of the arc-shaped stand. Therefore, aiming at the current situation of the industry, the invention provides a three-fold line double-step prefabricated stand board die and a method for constructing the stand board, and the invention defines the die structure and the construction method of the components.
Disclosure of Invention
The invention aims to provide a three-fold-line double-step prefabricated stand plate die and a stand plate construction method, and aims to solve the technical problems that an arc-shaped stand plate is difficult to construct and form and low in construction efficiency in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a prefabricated stand board mould of three broken line double step, the stand board is including stepping on section, stand section, cantilever platform and the roof beam body that is located stand board bottom, its characterized in that: the stand plate mould comprises a bottom mould supported by a bottom support frame body, a beam body hanging mould bracket and a stand side mould which are fixed on the bottom mould, and a beam body hanging mould which is hung on the beam body hanging mould bracket; the die block includes the section die block of marking time that corresponds with the section of marking time, the stand section die block that corresponds with the stand section and with the corresponding platform bed die of encorbelmenting of platform phase, stand section die block top surface is tertiary step form panel, and mark time the section die block top surface and include tertiary step form panel to and be located the concave panel of marking time and the protruding panel of marking time between the adjacent step panel, the roof beam body hangs the mould support including locating stand width direction both sides stand and the crossbeam of being connected between the stand, both sides stand and crossbeam form back-off U type frame, the roof beam body hangs the mould including direct jib fixed with the crossbeam and the roof beam body template of locating the jib lower part, adjacent two liang of relative settings of panel of roof beam body template form the space for roof beam concrete placement space.
Further preferably, the bottom die of the cantilever table is a rectangular panel of which the bottom die of the stepping section extends outwards and is longer than the bottom die of the viewing table section.
Furtherly, step form panel is down bending type all around and is formed the sideboard, the bottom sprag support body includes a plurality of vertical support unit that set up along stand board mould length direction interval, vertical support unit includes the horizontal floor that directly supports in the die block bottom, supports horizontal channel-section steel below horizontal floor, supports the vertical channel-section steel in horizontal channel-section steel bottom, connects the ground level support channel-section steel in vertical channel-section steel bottom, supports the reinforcing bar bracing between vertical channel-section steel and sideboard and supports the support system bracing between horizontal channel-section steel and ground, and is adjacent vertical support unit is adjacent through supporting vertical floor connection between the horizontal floor.
Further, the stand side form is including the left side form and the right side form that are located stand board length direction, is located the last side form and the downside mould of stand board width direction, the side form is encorbelmented the limit mould including the roof beam body template that is located stand section die block department and the U type that is located cantilever platform die block department to go up, left side form, right side form, downside mould, roof beam body template and U type are encorbelmented the limit mould and are enclosed admittedly and form stand board concrete pouring space at the die block top surface, still are equipped with the side form bracing between the roof beam body template that is located stand section die block department and the die block.
Furthermore, two beam bodies are arranged at the bottom of the stand plate, correspondingly, four rows of beam body templates are arranged, the height from the bottom surface of the beam body template to the bottom die at the outermost side of the bottom die of the cantilever table is matched with the height of the U-shaped cantilever side die, the U-shaped bottom edge of the U-shaped cantilever side die is matched with the distance between the beam body templates and the width of the cantilever table, and the bottom surface of the beam body template at the outermost side of the bottom die of the cantilever table is abutted against the bottom die.
Furthermore, the stand side die comprises vertical ribbed plates, die top chamfer plates and die bottom chamfer plates which are positioned on the top surfaces and the bottom surfaces of the vertical ribbed plates, lateral panels and horizontal ribbed plates connected between the vertical ribbed plates.
Further, the beam body template is formed by connecting an upper hanging die and a lower hanging die through bolts, the upper hanging die comprises an upper hanging die rib plate, an upper hanging die top plate, an upper hanging die bottom plate and an upper hanging die lateral panel, the lower hanging die comprises a lower hanging die rib plate, a lower hanging die top plate, a lower hanging die bottom plate and a lower hanging die lateral panel, and the lower hanging die bottom plate is in an oblique or horizontal plane.
In addition, oblique reinforcing supports are arranged at the inner right angle of the inverted U-shaped frame and between the transverse part and the vertical part.
More preferably, the bottom die bottom surface and the lower panel at the internal corner are provided with chamfering plates, and the top surface of the bottom die, the bottom surface and the top surface of the panel are provided with tongue-and-groove panels.
The method for constructing the stand plate by utilizing the three-fold-line double-step prefabricated stand plate die sequentially comprises the steps of assembling a bottom support frame body, a bottom die, stand side dies and a beam body hanging die, constructing the hanging rods by using angle steel with bolt holes at uniform intervals according to the height and the adjacent distance of the movable hanging rods of the beam body hanging die, then pouring concrete in a stand plate concrete pouring space and a beam body concrete pouring space, and completing construction and hoisting of the stand plate after maintenance.
Compared with the prior art, the invention has the following characteristics and beneficial effects:
the stand board mould system has high strength, large rigidity and good stability, the surface effect of the produced concrete stand board component can reach the clear water effect, and the size precision of the stand board component is higher.
The stand plate mould consists of a bottom support frame body, a bottom mould, stand side moulds and a beam body hanging mould, and the system structure logic is clear. The detailed structure of the mould, such as chamfer, fillet, tongue-and-groove, etc., is smooth and coherent.
The change flexibility of the stand board mould is good, the mould span and the rib beam hanging mould are movable moulds, the mould can be flexibly adjusted according to the size of the stand board component, the mould realizes the overall prefabrication effect of the complex concave stepping and convex stepping and the stand board, eliminates the component splicing seams on the two sides of the stepping, and improves the aesthetic property of the prefabricated stand.
The stand side die and the beam body hanging die are connected through bolts, so that the assembly precision is high, and the die expansion is not easy to occur.
Drawings
FIG. 1 is a schematic structural diagram of a stand mold according to the present invention;
FIG. 2 is a schematic structural diagram of a stand board according to the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 1;
FIG. 5 is a structural diagram of the positional relationship between the diagonal brace of the steel bar and the diagonal brace of the support system according to the present invention;
FIG. 6 is a schematic structural diagram of a stand side mold according to the present invention;
fig. 7 is a schematic structural view of a beam suspension mold according to the present invention.
Reference numerals: 1-a stepping section; 2-a stand section; 3-a cantilever platform; 4-stepping section bottom die; 5-a bottom die of the stand section; 6-hanging a bottom die of the platform; 7-upright post; 8-a cross beam; 9-a boom; 10-beam body template; 11-edge plates; 12-a transverse rib; 13-longitudinal ribs; 14-horizontal channel steel; 15-vertical channel steel; 16-a steel bar diagonal brace; 17-bracing the support system; 18-side form diagonal bracing; 19-vertical rib plates; 20-a mould top chamfer plate; 21-chamfering the bottom of the mould; 22-side panels; 23-horizontal ribs; 24-upper ceiling mould rib panels; 25-upper ceiling tile; 26-upper suspended formwork lateral panels; 27-lower ceiling mould rib panels; 28-lower ceiling tile; 29-lower suspended formwork bottom plate; 30-lower suspended formwork lateral panels; 31-chamfering the corner plate; 32-tongue-and-groove panel; 33-diagonal reinforcing support; 34-a concave tread panel; 35-convex tread panel; 36-upper suspended formwork floor; 37-ground horizontal support channel steel; a-a left side die; b-a right side die; c-an upper side die; d-a lower side die; and e-U-shaped overhanging side forms.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention is further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative and exemplary of the concepts of the present invention and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
A three-fold-line double-step prefabricated stand plate die is shown in figure 2, wherein a stand plate comprises a step section 1, a stand section 2, an overhanging table 3 and a beam body (not marked) positioned at the bottom of the stand plate, the beam body is positioned at the bottom of figure 2, and as shown in figure 1, the stand plate die comprises a bottom die supported by a bottom support frame body, a beam body hanging die support and a stand side die fixed on the bottom die, and a beam body hanging die hung on the beam body hanging die support; the bottom die comprises a stepping section bottom die 4 corresponding to the stepping section 1, a stand section bottom die 5 corresponding to the stand section 2 and an overhanging platform bottom die 6 corresponding to the overhanging platform 3, the top surface of the stand section bottom die 5 is a three-stage step-shaped panel, the top surface of the stepping section bottom die 4 comprises a three-stage step-shaped panel, a concave stepping panel 34 and a convex stepping panel 35 which are positioned between the adjacent stage step panels, the heights and the numbers of the concave stepping panel 34 and the convex stepping panel 35 are set as required, as shown in figures 3 and 4, the beam body hanging die support comprises cross beams 8 which are arranged between two side stand columns 7 and a connecting stand column 7 in the width direction of the stand panel and are formed by channel steel construction, the two side stand columns 7 and the cross beams 8 form an inverted U-shaped frame, the adjacent inverted U-shaped frames can be connected through connecting rods, the space between the adjacent inverted U-shaped frames is 700-800 mm, preferably 700mm, and the inner right angle of the inverted U-shaped frame, All be equipped with the slant between horizontal portion and the perpendicular portion and strengthen supporting 33, the roof beam body hangs the mould and includes direct jib 9 fixed with crossbeam 8 and locate the roof beam body template 10 of jib 9 lower part, does not point out all roof beam body templates 10 in figure 1, and two liang of relative settings of panel of adjacent roof beam body template 10 form the space for roof beam body concrete placement space, and roof beam body template 10 bottom passes through the bolt fastening with the ground form panel, makes things convenient for the assembly and dismantles the mould.
The present invention will be described in detail below by taking a three-step stepped panel as an example
In the embodiment, the stand section 2 is symmetrically positioned at two sides of the stepping section 1, correspondingly, the stand section bottom die 5 is symmetrically positioned at two sides of the stepping section bottom die 4, the overhanging table bottom die 6 is a rectangular panel of which the stepping section bottom die 4 extends outwards and is longer than the stand section bottom die 5, the periphery of the stepped panel is bent downwards to form a side plate 11,
the stand side form comprises a left side form a and a right side form b which are located in the length direction of the stand plate, an upper side form c and a lower side form d which are located in the width direction of the stand plate, the upper side form c comprises a beam body template 10 located in a stand section bottom form 5 and a U-shaped overhanging side form e located in a cantilever stand bottom form 6, the left side form a, the right side form b, the lower side form d, the beam body template 10 and the U-shaped overhanging side form e are enclosed and fixed on the top surface of the bottom form to form a stand plate concrete pouring space, and a side form inclined strut 18 is further arranged between the beam body template 10 located in the stand section bottom form 5 and the bottom form.
Two beam bodies are arranged at the bottom of the tertiary grandstand plate, correspondingly, four rows of beam body templates 10 are arranged, the height from the bottom surface of the outermost beam body template 10 at the position of the cantilever platform bottom die 6 to the bottom die is matched with the height of the U-shaped cantilever side die e, the U-shaped bottom edge of the U-shaped cantilever side die e is matched with the width of the cantilever platform 3 with the distance from the beam body template 10 to the bottom die, the bottom surface of the outermost beam body template 10 at the position of the cantilever platform bottom die 6 is abutted against the bottom die, and the bottom surface of the outermost beam body template 10 is abutted against the bottom die to play the role of the U-shaped cantilever side die e (the upper side die c of the whole grandstand plate die in fig. 1).
Fig. 3 and 4 are combined with fig. 5, the bottom support frame includes a plurality of vertical support units arranged at intervals along the length direction of the grandstand plate mold, each vertical support unit includes a transverse rib plate 12 directly supported at the bottom of the bottom mold, a horizontal channel steel 14 supported between the transverse rib plates 12, a vertical channel steel 15 supported at the bottom of the horizontal channel steel 14, a ground horizontal support channel steel 37 connected at the bottom of the vertical channel steel 15, a steel bar diagonal brace 16 supported between the vertical channel steel 15 and the side plate 11 (the steel bar diagonal brace 16 is not limited to be fixed with the side plate 11), and a support system diagonal brace 17 supported between the horizontal channel steel 14 and the ground, the support system diagonal braces 17 are mainly arranged at four angles of the Chinese grandstand plate mold to ensure the strength and stability of the entire mold, adjacent vertical support units are connected by a longitudinal rib plate 13 supported between adjacent transverse rib plates 12, the transverse rib plate 12 at the bottom mold 5 of the grandstand section is provided with a gradient of 1%, the first-level horizontal channel steel 14 and the last-level horizontal channel steel 14 are welded and fixed with the transverse rib plate 12.
The panel at the bottom die 4 of the stepping section except the concave stepping panel 34 and the convex stepping panel 35 are both provided with 1% gradient, the concave stepping panel 34 and the convex stepping panel 35 are not provided with gradient, the width of the transverse rib plate 12 is 200mm, the thickness is 6mm, the distance is 500 plus 650mm, the folding angles of the transverse rib plate 12 at the bottom die 5 of the stand section are all cut into fillets, the transverse rib plate 12 at the bottom die 4 of the stepping section is not provided with a fillet, the longitudinal rib plate 13 is linear, the embedded transverse rib plate 12 is reserved in a notch, the adjacent longitudinal rib plates 13 are arranged at the distance of 420mm, the transverse rib plate 12 and the longitudinal rib plate 13 are spot-welded to ensure stability, the lower panels at the bottom die bottom surface and the internal corner are both provided with chamfer plates 31, the chamfer plates 3 are formed by plate edge milling, the embedded transverse rib plates 12, pre-notched, the top surface of the bottom die, the bottom surface and the top surface of the panel are provided with tongue-and tongue-groove panels 32, the tongue-groove panels form concave stepping tongue-and tongue-groove tongue-and rib beam tongue-grooves according to the positions of the tongue-groove panels, the tongue-and-groove panel 32 is fixed to the bottom mold panel by adhesion.
The die block panel is the clear water panel, according to design drawing cutting unloading, panel thickness 6mm, and the dog-ear department is bent for the fillet through the bender, and the welding seam polishing between the panel is handled, and the welding seam is closely knit prevents to leak thick liquid, and if the butt fusion heat degree causes the steel sheet crooked, adopts heating and rapid cooling method to rectify.
As shown in fig. 6, the stand side form comprises vertical rib plates 19, a top chamfer plate 20 and a bottom chamfer plate 21 which are positioned on the top surface and the bottom surface of the rib plate 19, lateral face plates 22 and horizontal rib plates 23 connected between the vertical rib plates 19, the bottom chamfer plates 21 are provided with holes at intervals of 500mm and are connected with the bottom form panel through bolts, relative to the lower side form d, a side form diagonal brace 18 is arranged on an upper side form c (a beam body template 10 positioned at the bottom form 5 of the stand section), the side form diagonal brace 18 is arranged on the upper side form c to increase the rigidity, and the side form diagonal brace 18 is connected with the bottom form panel through bolts.
As shown in fig. 7, the beam body formwork 10 is formed by connecting and bolting an upper formwork hanger and a lower formwork hanger at intervals of 500mm, the upper formwork hanger comprises an upper formwork hanger rib plate 24, an upper formwork hanger top plate 25, an upper formwork hanger bottom plate 36 and an upper formwork hanger side panel 26, the lower formwork hanger comprises a lower formwork hanger rib plate 27, a lower formwork hanger top plate 28, a lower formwork hanger bottom plate 29 and a lower formwork hanger side panel 30, the lower formwork hanger bottom plate 29 is in an oblique or horizontal plane, the upper formwork hanger and the lower formwork hanger are formed by welding after laser cutting and blanking of plates, the upper hanger and the lower hanger 9 can be movable or fixed as required, and generally at least one hanger 9 in the middle is set as a fixed hanger for positioning.
The method for constructing the stand plate by utilizing the three-fold-line double-step prefabricated stand plate die comprises the steps of sequentially assembling a bottom support frame body, a bottom die, stand side dies and a beam body hanging die, moving a suspender 9 according to the height and adjacent distance of the beam body hanging die, constructing the suspender 9 by angle steel with bolt holes at uniform intervals, then pouring concrete in a stand plate concrete pouring space and a beam body concrete pouring space, and after maintenance is finished, completing the stand plate construction and hoisting for use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a prefabricated stand board mould of three broken line double step, stand board is including stepping on section (1), stand section (2), platform (3) of encorbelmenting and the roof beam body that is located stand board bottom, its characterized in that: the stand plate mould comprises a bottom mould supported by a bottom support frame body, a beam body hanging mould bracket and a stand side mould which are fixed on the bottom mould, and a beam body hanging mould which is hung on the beam body hanging mould bracket; the bottom die comprises a stepping section bottom die (4) corresponding to the stepping section (1), a stand section bottom die (5) corresponding to the stand section (2) and an overhanging platform bottom die (6) corresponding to the overhanging platform (3), the top surface of the stand section bottom die (5) is a three-level step-shaped panel, the top surface of the stepping section bottom die (4) comprises at least three-level step-shaped panels, a concave stepping panel (34) and a convex stepping panel (35) which are positioned between adjacent step panels, the beam body suspension die support comprises a cross beam (8) which is arranged between two side columns (7) in the width direction of the stand plate and a connecting column (7), the two side columns (7) and the cross beam (8) form an inverted U-shaped frame, the beam body suspension die comprises a suspension rod (9) which is directly fixed with the cross beam (8) and a beam body template (10) which is arranged at the lower part of the suspension rod (9), and the suspension rod (9) is formed by angle steel construction with bolt holes at uniform intervals, the distance between every two adjacent hanging rods (9) is adjustable, and every two panels of the adjacent beam body templates (10) are arranged oppositely to form a beam body concrete pouring space;
the novel scaffold is characterized in that the periphery of the step-shaped panel is bent downwards to form side plates (11), the bottom support frame body comprises a plurality of vertical support units arranged at intervals along the length direction of the scaffold die, each vertical support unit comprises a transverse rib plate (12) directly supported at the bottom of the bottom die, a horizontal channel steel (14) supported between the transverse rib plates (12), a vertical channel steel (15) supported at the bottom of the horizontal channel steel (14), a ground horizontal support channel steel (37) connected to the bottom of the vertical channel steel (15), a steel bar diagonal brace (16) supported between the vertical channel steel (15) and the side plates (11) and a support system diagonal brace (17) supported between the horizontal channel steel (14) and the ground, and adjacent vertical support units are connected through longitudinal rib plates (13) supported between adjacent transverse rib plates (12); the stand side die comprises a left side die (a) and a right side die (b) which are positioned in the length direction of the stand plate, and an upper side die (c) and a lower side die (d) which are positioned in the width direction of the stand plate, wherein the upper side die (c) comprises a beam body template (10) positioned at a stand section bottom die (5) and a U-shaped overhanging side die (e) positioned at a overhanging table bottom die (6), the left side die (a), the right side die (b), the lower side die (d), the beam body template (10) and the U-shaped overhanging side die (e) are enclosed and fixed on the top surface of the bottom die to form a stand plate concrete pouring space, and a side die inclined strut (18) is further arranged between the beam body template (10) positioned at the stand section bottom die (5) and the bottom die; the bottom of the stand plate is provided with two beam bodies, correspondingly, the beam body templates (10) are provided with four rows, the height from the bottom surface of the beam body template (10) at the outermost side, which is provided with the hanging platform bottom die (6), to the bottom die is adapted to the height of a U-shaped hanging side die (e), the distance between the U-shaped bottom edge of the U-shaped hanging side die (e) and the beam body template (10) is adapted to the width of the hanging platform (3), and the bottom surface of the beam body template (10) at the outermost side, which is not provided with the hanging platform bottom die (6), is abutted against the bottom die; the stand side die comprises vertical rib plates (19), die top chamfer plates (20) and die bottom chamfer plates (21) which are positioned on the top surfaces and the bottom surfaces of the vertical rib plates (19), lateral panels (22) and horizontal rib plates (23) connected between the vertical rib plates (19); the beam body formwork (10) is formed by connecting an upper formwork hanger and a lower formwork hanger through bolts, the upper formwork hanger comprises an upper formwork hanger rib plate (24), an upper formwork hanger top plate (25), an upper formwork hanger bottom plate (36) and an upper formwork hanger lateral panel (26), the lower formwork hanger comprises a lower formwork hanger rib plate (27), a lower formwork hanger top plate (28), a lower formwork hanger bottom plate (29) and a lower formwork hanger lateral panel (30), and the lower formwork hanger bottom plate (29) is inclined or horizontal plane.
2. The three-fold-line two-step prefabricated stand board die of claim 1, wherein: the cantilever platform bottom die (6) is a rectangular panel of which the stepping section bottom die (4) extends outwards to be longer than the stand section bottom die (5).
3. The three-fold-line two-step prefabricated stand board die of claim 1, wherein: oblique reinforcing supports (33) are arranged at the inner right angle of the inverted U-shaped frame and between the transverse part and the vertical part.
4. The three-fold-line two-step prefabricated stand board die of claim 1, wherein: bottom die bottom surface, reentrant corner department lower level panel department all are equipped with chamfer board (31), bottom die top surface, the subordinate panel top surface are equipped with tongue-and-groove panel (32).
5. The method for constructing the stand plate by using the three-fold-line double-step prefabricated stand plate die as claimed in any one of claims 1 to 4, wherein the method comprises the following steps: the bottom support frame body, the bottom die, the stand side die and the beam body hanging die are assembled in sequence, the height and the adjacent distance of the hanging rod (9) are moved according to the beam body hanging die, the hanging rod (9) is formed by angle steel construction with bolt holes at uniform intervals, concrete is poured in the stand plate concrete pouring space and the beam body concrete pouring space, and after maintenance is completed, the stand plate is constructed and hoisted for use.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011344574.2A CN112372808B (en) | 2020-11-25 | 2020-11-25 | Three-fold-line double-step prefabricated stand board die and stand board construction method |
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| CN202011344574.2A CN112372808B (en) | 2020-11-25 | 2020-11-25 | Three-fold-line double-step prefabricated stand board die and stand board construction method |
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| CN112372808A CN112372808A (en) | 2021-02-19 |
| CN112372808B true CN112372808B (en) | 2022-05-17 |
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| CN213859877U (en) * | 2020-11-25 | 2021-08-03 | 中建一局集团建设发展有限公司 | Stand board mold |
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| US8112965B2 (en) * | 2007-04-30 | 2012-02-14 | Steve Chmelar | Assembly and method for the construction of monolithic tiered concrete slabs |
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| CN101025052A (en) * | 2007-03-16 | 2007-08-29 | 北京城建集团有限责任公司 | Cast-in-situ clear-water concrete viewing platform form board and its construction method |
| DE202015003209U1 (en) * | 2015-05-04 | 2015-07-06 | Astrid Maier Metall- und Tribünenbau GmbH | Grandstand with several rows of seats and / or standing |
| CN105155846A (en) * | 2015-09-15 | 2015-12-16 | 成都市第四建筑工程公司 | Construction method for arc-shaped reinforced concrete stand |
| CN108943342A (en) * | 2018-08-23 | 2018-12-07 | 北京榆构有限公司 | Arc precast stand slab mold and its manufacturing method |
| CN111535623A (en) * | 2020-05-11 | 2020-08-14 | 中建一局集团建设发展有限公司 | Three-fold-line double-step precast concrete stand plate and design method |
| CN213859877U (en) * | 2020-11-25 | 2021-08-03 | 中建一局集团建设发展有限公司 | Stand board mold |
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| CN112372808A (en) | 2021-02-19 |
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