CN111558194A - Special-shaped space curved surface diving platform and construction method - Google Patents
Special-shaped space curved surface diving platform and construction method Download PDFInfo
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- CN111558194A CN111558194A CN202010533645.7A CN202010533645A CN111558194A CN 111558194 A CN111558194 A CN 111558194A CN 202010533645 A CN202010533645 A CN 202010533645A CN 111558194 A CN111558194 A CN 111558194A
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- 238000010276 construction Methods 0.000 title claims abstract description 94
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B5/00—Apparatus for jumping
- A63B5/08—Spring-boards
- A63B5/10—Spring-boards for aquatic sports
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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
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
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Abstract
The invention discloses a special-shaped space curved surface diving tower and a construction method, wherein the diving tower comprises a diving tower main body, the diving tower main body comprises a diving tower column and a plurality of space structure diving tower plates, the space structure diving tower plates are all of horizontally arranged rectangular plate structures and are fixedly connected with the diving tower column through connecting parts, each space structure diving tower plate is arranged in parallel, one end of each space structure diving tower plate is flush, the length of each space structure diving tower plate is different, the setting height of each space structure diving tower plate is different, and the diving tower main body is arranged by adopting a reinforced concrete structure; the special-shaped space curved surface diving tower is structurally arranged in a reinforced concrete structure, so that the structure is firm, and the occupied space is small; the connecting part adopting the space curved surface structure is connected with the platform jumping column and the space structure platform jumping plate, the connecting surface is large, the connecting state is stable, and meanwhile, the combination of the platform jumping column with the variable cross section and the curved surface is adopted, so that the building aesthetic feeling can be better displayed.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a special-shaped space curved surface diving tower and a construction method.
Background
Diving platforms of natatorium generally need to set diving positions with multiple heights at different heights so as to meet the requirements of diving training. Most diving platforms are built in a steel structure mode, namely, a steel-structure huge column and a rectangular-steel-structure diving platform plate mode is adopted, but the diving platform plate is long, the connection space between the single steel-structure huge column and the rectangular-steel-structure diving platform plate is small, generally, in order to guarantee safety, a plurality of steel-structure huge columns need to be arranged on one rectangular-steel-structure diving platform plate, and therefore the structural stability of the diving platform is guaranteed. This makes the steel construction diving platform occupy the space in the natatorium great when setting up the diving platform board of many heights, influences the arrangement of other facilities.
In view of the above-mentioned drawbacks, the inventors of the present invention have finally obtained the present invention through a long period of research and practice.
Disclosure of Invention
In order to solve the technical defects, the technical scheme adopted by the invention is that the special-shaped spatial curved surface diving tower comprises a diving tower main body, wherein the diving tower main body comprises a diving tower column and a plurality of spatial structure diving tower plates, the spatial structure diving tower plates are all horizontally arranged rectangular plate-shaped structures and are fixedly connected with the diving tower column through connecting parts, each spatial structure diving tower plate is arranged in parallel, one end of each spatial structure diving tower plate is flush, the lengths of the spatial structure diving tower plates are different, the setting heights of the spatial structure diving tower plates are different, and the diving tower main body is arranged in a reinforced concrete structure.
Preferably, the length of each spatial structure jump table plate is reduced from top to bottom in sequence according to the setting height.
Preferably, the spatial structure jump table plate comprises a first jump table plate, a second jump table plate, a third jump table plate and a fourth jump table plate, the first jump table plate is arranged at the top end of the jump table column, and the second jump table plate, the third jump table plate and the third jump table plate are arranged on two sides of the jump table column in a staggered mode.
Preferably, the jump table column adopts a variable cross-section structure, the cross section of the jump table column is rectangular, and the cross section of the jump table column is gradually enlarged from top to bottom.
Preferably, the connecting part is a curved surface structure.
Preferably, the connecting surface of the connecting part and the column of the variable cross-section jump column is a trapezoidal surface covering the side end surface of the variable cross-section jump column, the connecting surface of the connecting part and the bedplate of the spatial structure jump bedplate is a rectangular surface and is horizontally arranged, the connecting part is provided with four edges, and two ends of one edge are arranged in one-to-one correspondence with a vertex angle of the connecting surface of the column and a vertex angle of the connecting surface of the bedplate.
Preferably, the edge is a curved line extending from a vertex angle of the connecting surface of the pillar to a vertex angle of the connecting surface of the bedplate, and the edge is concave towards the center line of the corresponding connecting part.
Preferably, for the second jumping table plate, the third jumping table plate and the fourth jumping table plate, the connecting portions all include a first edge, a second edge, a third edge and a fourth edge, the end points of the first edge and the second edge are arranged on two vertex angles of the lower portion of the table column connecting surface and extend towards two vertex angles of the table column connecting surface far away from the table column connecting surface, and the end points of the third edge and the fourth edge are arranged on two vertex angles of the upper portion of the table column connecting surface and extend towards two vertex angles of the table column connecting surface close to the table column connecting surface.
Preferably, the construction method of the special-shaped space curved surface diving platform comprises the following steps:
a1, manufacturing the lining die of the special-shaped space curved ramp;
a2, constructing for the first time; constructing the lower part of the variable cross-section jump platform column;
a3, second construction; constructing the upper part of the variable cross-section jump platform column;
a4, constructing for the third time; constructing the first jump table plate and a connecting part thereof;
a5, fourth construction; constructing the second jump table plate, the third jump table plate and the connecting parts of the second jump table plate and the third jump table plate;
a6, fifth construction; constructing the fourth jump table plate and a connecting part thereof;
preferably, the construction of the step A4 is carried out when the step A3 is completed and the concrete strength of the variable cross-section abutment column can bear the self weight and construction load of upper concrete; the method comprises the following steps:
a41, removing the lining die, the glued template and the column hoop after the second construction; adopting a used gluing template or lining mold to carry out finished product protection on the variable cross-section jump stand column;
a42, continuously erecting full framing and inclined supports on the construction foundation of the second construction, and installing U-shaped brackets and wood purlin keels; when the fastener is adopted, the bolt tightening torque must be between 40 N.M and 65 N.M, and each inclined support must not be less than 2 fasteners; before the lining mold is installed, the supporting component is used for being close to the surface of the middle column, and a wood purlin is erected; during the third construction, the lining die is wrapped by 50mm, and a sponge strip is pasted;
a43, mounting a gluing template and a lining mold, and tightly processing the abutted seams;
a44, hoisting a steel bar framework, binding steel bars, and installing a concrete protective layer cushion block; and (4) checking and accepting the hidden project, placing the embedded parts, and waiting for entering the fourth construction.
Compared with the prior art, the invention has the beneficial effects that: the special-shaped space curved surface diving tower is structurally arranged in a reinforced concrete structure, so that the structure is firm, and the occupied space is small; the connecting part adopting the space curved surface structure is connected with the platform jumping column and the space structure platform jumping plate, the connecting surface is large, the connecting state is stable, and meanwhile, the combination of the platform jumping column with the variable cross section and the curved surface is adopted, so that the building aesthetic feeling can be better displayed.
Drawings
FIG. 1 is a structural front view of the special-shaped space curved diving platform;
FIG. 2 is a top view of the structure of the special-shaped space curved diving platform;
FIG. 3 is a top view of the connection of the fourth hop plate;
FIG. 4 is a construction structure diagram of the third jump table plate;
FIG. 5 is a lining mold splicing view of the fourth jump table plate;
FIG. 6 is an elevation view of the first mold body;
FIG. 7 is a top view of the first mold body;
FIG. 8 is an elevation view of the second mold body;
FIG. 9 is a top view of the second mold body;
FIG. 10 is an elevation view of the third mold body;
FIG. 11 is a top view of the third mold body;
FIG. 12 is an elevation view of the fourth mold body;
FIG. 13 is a top view of the fourth mold body;
FIG. 14 is a schematic diagram of the first construction of the irregular space curved surface diving platform;
FIG. 15 is a schematic diagram of the second construction of the special-shaped space curved surface diving platform;
FIG. 16 is a schematic diagram of third construction of the special-shaped space curved surface diving platform;
FIG. 17 is a schematic diagram of fourth construction of the special-shaped space curved surface diving platform;
FIG. 18 is a schematic diagram of fifth construction of the irregular space curved surface diving platform;
FIG. 19 is a schematic diagram of lining mold splicing in the first construction of the special-shaped space curved surface diving platform;
FIG. 20 is a schematic diagram of lining mold splicing in the second construction of the special-shaped space curved surface diving platform;
FIG. 21 is a schematic diagram of lining mold splicing in the third construction of the special-shaped space curved surface diving platform;
FIG. 22 is a schematic diagram of lining mold splicing in fourth construction of the special-shaped space curved surface diving platform;
fig. 23 is a lining mold splicing schematic diagram of fifth construction of the special-shaped space curved surface diving platform.
The figures in the drawings represent:
1-a variable cross-section jump stand; 2-a connecting part; 3-a first jump table plate; 4-a second jump table; 5-a third jump table plate; 6-a fourth jump table plate; 7-lining a mold; 8-gluing the template; 9-a support frame; 21-a first edge; 22-a second edge; 23-a third edge; 24-a fourth edge; 31-a stair gap; 71-a first mold body; 72-a second mold body; 73-a third mold body; 74-a fourth mold body; 75-first forming ridges; 76-second forming ridges; 77-third forming arris; 78-fourth forming ridge; 79-connection notches; 91-lateral support; 92-a vertical support; 93-transverse support members; 94-top briquetting; 95-column hoops; 96-wood purlin; 101-a first pillar template; 102-a second pillar template; 103-a third pillar template; 104-a fourth pillar template; 105-a fifth pillar template; 106-sixth pillar template; 107-seventh pillar template; 108-eighth pillar form; 111-ninth pillar form; 112-tenth pillar form; 113-an eleventh pillar form; 114-twelfth pillar form; 115-thirteenth pillar template; 116-a fourteenth pillar template; 117-fifteenth pillar form; 118-a sixteenth pillar form; 121-a first springboard template; 122-a second springboard template; 123-a third springboard template; 124-fourth springboard template; 125-fifth springboard template; 126-sixth diving board template; 127-a seventh springboard template; 128-eighth springboard form.
Detailed Description
The above and further features and advantages of the present invention are described in more detail below with reference to the accompanying drawings.
Example one
As shown in fig. 1 and fig. 2, fig. 1 is a structural front view of the special-shaped space curved diving tower; FIG. 2 is a top view of the structure of the special-shaped space curved diving platform; the special-shaped spatial curved surface diving tower comprises a diving tower main body, wherein the diving tower main body comprises a variable cross-section diving tower column 1 and a plurality of spatial structure diving tower plates, the spatial structure diving tower plates are all of horizontally arranged rectangular plate structures and are fixedly connected with the variable cross-section diving tower column 1 through a connecting part 2, the spatial structure diving tower plates are arranged in parallel, one ends of the spatial structure diving tower plates are flush, the lengths of the spatial structure diving tower plates are different, and the arrangement heights of the spatial structure diving tower plates are different.
Generally, the length of each spatial structure jump table plate is reduced from top to bottom according to the setting height.
In this embodiment, the spatial structure jump table plates are four, that is, the spatial structure jump table plates include a first jump table plate 3, a second jump table plate 4, a third jump table plate 5 and a fourth jump table plate 6, the first jump table plate 3 is arranged at the top end of the variable cross-section jump table column 1, and the second jump table plate 4, the third jump table plate 5 and the third jump table plate 5 are arranged on two sides of the variable cross-section jump table column 1 in a staggered manner.
Specifically, the height of the first jump table plate 3 is 10m, and the length is 15.970 m; the second jump table plate 4 is 7.5m in height and 13.470m in length; the third jump table plate 5 is set to be 5m in height and 10.970m in length; the fourth jump board 6 is set to have a height of 3m and a length of 8.970 m.
The diving tower main body is arranged by adopting a reinforced concrete structure, the stress bars adopt HRB 500E-grade steel bars, the constructional steel bars adopt HRB400 steel bars, and the concrete is C40 fair-faced concrete.
The cross section of the variable cross-section jump stand column 1 is rectangular, and the cross section of the variable cross-section jump stand column 1 is gradually enlarged from top to bottom, so that the stability of the variable cross-section jump stand column 1 is improved.
As shown in fig. 3, fig. 3 is a top view of the connection of the fourth deck plate; the connecting part 2 of the spatial structure jump table plate is of a curved surface structure, specifically, the connecting surface of the connecting part 2 and the table column of the variable cross-section jump table column 1 is of a trapezoid shape covering the side end surface of the variable cross-section jump table column 1, the connecting surface of the connecting part 2 and the table plate of the spatial structure jump table plate is of a rectangular and horizontal shape, the connecting part 2 is provided with 4 edges, two ends of one edge are arranged in one-to-one correspondence with a vertex angle of the connecting surface of the table column and a vertex angle of the connecting surface of the table plate, specifically, the edge is of a curve shape extending from a vertex angle of the connecting surface of the table column to a vertex angle of the connecting surface of the table plate, the edge is concave towards the central line of the corresponding connecting part 2, and therefore, a linear structure similar to an exponential function curve is formed on a coordinate system formed by two, the surface formed by the adjacent edges is a space curved surface.
The connecting part with the curved surface structure can increase the area of the connecting surface of the bedplate under the condition of not influencing the size of the connecting surface of the column, thereby increasing the connecting effect of the connecting part on the variable cross-section jump column 1 and the spatial structure jump bedplate and reducing the influence of the setting length of the spatial structure jump bedplate on the overall structure strength.
Preferably, the special-shaped space curved surface diving tower is further provided with a stair, and the stair is arranged at the flush end part of the space structure diving tower plate. Therefore, generally, corresponding to this embodiment, the stairway forms a W-shaped structure, except that two ends of the bottommost section of the stairway are respectively connected with the fourth jump table plate 6 and the ground, and the rest three sections of the stairway are respectively connected with the jump table plates of the spatial structures with two adjacent heights.
Generally, the first jump table plate 3 and the second jump table plate 4 are both provided with stair notches 31, and the two stair notches 31 are arranged oppositely. The first jump table plate 3 is arranged at the top end of the variable cross-section jump table column 1, so that the linear distance between the first jump table plate 3 and the second jump table plate 4 is far smaller than the linear distance between the jump table plates of the space structures with other two adjacent heights, and the stair section can be ensured to have a certain length under the condition that the height between the first jump table plate 3 and the second jump table plate 4 is certain by arranging the stair notch 31, so that the stair section has a better inclination.
Each spatial structure jump the platen with the stair all is provided with the guardrail for guarantee user's safety in utilization.
The special-shaped space curved surface diving tower is structurally arranged in a reinforced concrete structure, so that the structure is firm, and the occupied space is small; the connecting part 2 adopting the space curved surface structure is connected with the platform jump column and the platform jump plate adopting the space curved surface structure, the connecting surface is large, the connecting state is stable, and meanwhile, the building aesthetic feeling can be better shown by combining the platform jump column with the variable cross section and the curved surface.
Example two
As shown in fig. 4, fig. 4 is a construction structure diagram of the third jump table plate; the template structure of the special-shaped space curved surface diving tower comprises a structural layer and a structural layer, wherein the structural layer is a lining die 7, the lining die 7 is a splicing structure with an inner cavity, the shape of the inner cavity is matched with the shape of a concrete member to be poured, and a pouring opening is formed in the upper end of the inner cavity. The lining die 7 is made of flame-retardant EPS, and high-density polyurea is sprayed on the inner wall of the inner cavity of the lining die 7 to form a cured film surface layer.
Generally, the flame-retardant EPS has the performance of compression deformation, so that the thickness of the surface layer of the curing film is set to be 2 cm-3 cm, the compression deformation of the lining die 7 is offset, and the size of a concrete member is ensured.
The structural layer comprises a gluing template 8, a supporting assembly and a supporting frame 9, wherein the supporting frame 9 is fixedly arranged on a foundation, the supporting assembly is fixedly arranged on the supporting frame 9 and is in top pressure contact with the gluing template 8, and the lining template 7 is in contact with the gluing template 8, so that the gluing template 8 is fixed to the lining template 7 under the supporting effect of the supporting assembly.
Support frame 9 sets up to the combination of formula full hall steel pipe support is detained to the bowl, and is specific, support frame 9 includes vertically and horizontally staggered's steel pipe and locates the mounting of junction between the adjacent steel pipe, the steel pipe adopts
The material Q235, the mounting adopts the malleable iron fastener.
It is worth pointing out simultaneously that support frame 9 can be for generally being applicable to the scaffold frame on the building site on the market, and steel pipe and mounting all can directly purchase from the market, and the equipment is simple, sound construction, cost of manufacture are low.
For the construction of the space structure jump deck plate and the connecting part 2, the supporting assembly comprises a lateral supporting piece 91, a vertical supporting piece 92 and a transverse supporting piece 93, the lateral supporting piece 91, the vertical supporting piece 92 and the transverse supporting piece 93 are fixedly arranged on the supporting frame 9 through malleable steel fasteners, and the end parts of the lateral supporting piece 91, the vertical supporting piece 92 and the transverse supporting piece 93 are abutted against the glued template 8. The lateral supporting piece 91, the vertical supporting piece 92 and the transverse supporting piece 93 are respectively provided with at least two malleable steel fasteners to be fixedly connected with the supporting frame 9, so that the lateral supporting piece 91, the vertical supporting piece 92 and the transverse supporting piece 93 are stably arranged.
In order to ensure that the contact positions of the vertical support 92 and the horizontal support 93 with the plywood mold 8 are stable, a top pressing block 94 is fixedly arranged on the plywood mold 8, the cross section of the top pressing block 94 is generally set to be in a right triangle shape, the inclination angle of the inclined end face of the top pressing block 94 is consistent with that of the plywood mold 8, at least one vertical support 92 or one horizontal support 93 is arranged on one top pressing block 94, and the vertical support 92 and the horizontal support 93 are respectively arranged on two vertical end faces of the top pressing block 94. The lateral supports 91 are arranged perpendicular to the end faces of the plywood form 8, so that the lateral supports 91 can stably apply a pressing force to the plywood form 8. The top pressing block 94 may be made of wood purlin, and meanwhile, a part of wood purlin may be fixed on the plywood formwork 8 as a limiting strip or a limiting block, so as to limit the position of the lining formwork 7 on the plywood formwork 8.
For the construction of the variable cross-section jump platform column 1, the support component adopts a column hoop 95, and the gluing template 8 arranged annularly is fixed through the column hoop 95.
Specifically, the column hoops 95, the lateral supports 91, the vertical supports 92 and the transverse supports 93 are all in contact with and pressed against the plywood formwork 8 through wood purlins 96, so that the supporting assemblies are prevented from locally damaging the plywood formwork 8.
For the first jump table plate 3, the first jump table plate 3 is arranged at the top end of the variable cross-section jump table column 1, so that the connecting position of the connecting part 2 and the variable cross-section jump table column 1 is arranged below the first jump table plate 3, the lining molds 7 are spliced to form a column-like table shape with four inclined surfaces, the gluing mold plate 8 is arranged into four flat plate structural members, and the support assembly supports the gluing mold plate 8 of the four flat plate structural members. Specifically, the gluing template 8 is provided with two symmetrical first inclined plates, a front end top plate and a rear end top plate corresponding to the first jump table plate 3, the first jump table plate 3 is long in length, namely the first jump table plate 3 is far away from the variable cross-section jump table column 1, and the front end top plate is provided with two inclined sections with different inclination angles, so that the support assemblies can be conveniently and correspondingly arranged; corresponding to the rear end top plate, the stair notch 31 is arranged, so the connecting part 2 cannot directly extend to the edge position of the rear end of the first jump table plate 3, and the rear end top plate is provided with an inclined section and a straight section structure, so that the corresponding arrangement of the supporting component is facilitated.
The corresponding second, third and fourth jump table plates 4, 5 and 6 are all arranged on the side of the variable cross-section jump table column 1, so that the connection position of the connection part 2 and the variable cross-section jump table column 1 is arranged on the side end face of the variable cross-section jump table column 1, the glued template 8 is arranged as a single flat plate structural member, and the support assembly supports the glued template 8. Preferably, in the horizontal direction, a gluing template 8 is also arranged to realize the clamping and limiting supporting effect on the lining mold 7.
For second jump platen 4 third jump platen 5 with fourth jump platen 6, connecting portion 2 all include first edge 21, second edge 22, third edge 23 and fourth edge 24, first edge 21 the extreme point setting of second edge 22 is in on the two apex angles of pillar connection face lower part, and to the platen is connected the face and is kept away from two apex angles of pillar connection face extend, third edge 23 the extreme point setting of fourth edge 24 is in on the two apex angles of pillar connection face upper portion, and to the platen is connected the face and is close to two apex angles of pillar connection face extend.
Correspondingly, the lining dies 7 of the second jump table plate 4, the third jump table plate 5 and the fourth jump table plate 6 are provided with clamping interfaces for realizing clamping fixation with the variable cross-section jump table column 1. Specifically, as shown in fig. 5 to 13, fig. 5 is a lining mold splicing view of the fourth jump table plate; FIG. 6 is an elevation view of the first mold body; FIG. 7 is a top view of the first mold body; FIG. 8 is an elevation view of the second mold body; FIG. 9 is a top view of the second mold body; FIG. 10 is an elevation view of the third mold body; FIG. 11 is a top view of the third mold body; FIG. 12 is an elevation view of the fourth mold body; FIG. 13 is a top view of the fourth mold body; the lining mold 7 comprises a first mold body 71, a second mold body 72, a third mold body 73 and a fourth mold body 74, the inner cavity of the first mold body 71 is provided with a first molding edge 75 used for molding the first edge 21, the inner cavity of the second mold body 72 is provided with a second molding edge 76 used for molding the second edge 22, and the third mold body 73 is arranged between the first mold body 71 and the second mold body 72 and used for connecting the first mold body 71 and the second mold body 72 to ensure the curved surface transition of the inner cavity of the second mold body 72.
First die body 71 the second die body 72 is close to the one end of joint interface is provided with connection notch 79, and is corresponding, fourth die body 74 passes through it is fixed that connection notch 79 is concrete, first die body 71 connect the notch 79 shape according to third edge 23 sets up, second die body 72 connect the notch 79 shape according to fourth edge 24 sets up, fourth die body 74 with first die body 71 hookup location forms and is used for the shaping the stupefied 77 of third shaping of third edge 23, fourth die body 74 with second die body 72 hookup location forms and is used for the shaping the stupefied 78 of fourth shaping of fourth edge 24.
The ends, close to the variable cross-section jump platform column 1, of the first mold body 71, the second mold body 72, the third mold body 73 and the fourth mold body 74 form the clamping interface with a clamping edge, and the ends, far away from the variable cross-section jump platform column 1, of the first mold body 71, the second mold body 72, the third mold body 73 and the fourth mold body 74 form the pouring opening.
Through the joint of the joint interface and the support assembly and the gluing template 8 are fixed to support the lining die 7, the relative positions of the lining die 7 and the variable cross-section jump platform column 1 are fixed, through pouring of the lining die 7, the joint interface forms the platform column connecting surface, the connecting part 2 with a curved surface structure is formed in the inner cavity of the lining die 7, and the position of the pouring port forms a spatial structure jump platform plate with a rectangular structure.
The template structure of the special-shaped space curved surface diving tower can solve the problem that the construction of a curved surface structure and a ridge effect in a building is difficult, can realize the construction of the special-shaped space curved surface diving tower with the space curved surface structure, and simultaneously plays a certain reference role for the construction of other buildings with the space curved surface structure.
EXAMPLE III
The preparation method of the lining die comprises the following steps:
s1, designing a lining mold model by using the special-shaped space curved surface diving platform model;
introducing the BIM model of the special-shaped space curved surface diving tower into 3DMAX, designing a lining mold model with an inner cavity attached to the special-shaped space curved surface diving tower and a regular shape, and hiding the original BIM part to obtain a lining mold 3D model;
s2, partitioning the lining die 3D model according to a partitioning principle;
specifically, as described in the second embodiment, the lining molds 7 of the second jump plate 4, the third jump plate 5, and the fourth jump plate 6 are divided into a first mold body 71, a second mold body 72, a third mold body 73, and a fourth mold body 74. Specifically, as in the fourth embodiment, the specific arrangement of the lining mold 7 in each implementation step of the irregular space curved surface ramp is also explained.
Preferably, the influence factors of the blocking principle include: the design requirements of the template, the size of raw materials, the gantry span of a cutting machine, the conveying space of a conveying belt and the transportation size.
S3, converting the segmented lining die 3D model into a numerical control cutting program code;
transferring the blocked lining mold 3D model to cut3D in programming software desk CNC, wherein an editor can obtain a G code file; the obtained G code file is transferred to the macro of the macro 3 dimension, namely the code of the numerical control cutting program;
s4, cutting a full-scale lining die: copying the numerical control cutting program code to a computer of a numerical control foam cutting machine, operating a macro 3 dimensional macro, and cutting a full-scale lining die by the computer according to the command of a program file; the inner cavity size of the full-scale lining mold is set according to the actual size of the concrete member, namely the inner cavity size of the full-scale lining mold does not consider the change of deformation amount during pouring, and the inner cavity size of the full-scale lining mold is the same as the actual size of the concrete member;
and S5, spraying a curing film surface layer with the thickness of 2mm on the inner cavity wall of the full-scale lining die, thereby carrying out deformation pre-control. The spraying of the curing film surface layer is equivalent to the reduction of the section size of the concrete member by 2mm, and the deformation of the lining die 7 during pouring is offset under the action of side pressure during pouring of concrete so as to ensure that the size of the concrete member is consistent with the design size after pouring.
S6, performing seam splicing treatment on the split positions after splicing the lining molds;
after splicing and correcting the lining die and before binding the steel bars, processing the abutted seams of the lining die 7:
polishing the abutted seams by using 500# abrasive paper; cleaning the cloth by using a brush and a dust collector;
spraying high-density polyurea materials by using a high-pressure spray head;
polishing and flattening after curing, and surviving for three times;
after treatment, the inner wall effect of the inner cavity joint is ensured to be basically consistent with the cavity wall in the lining die 7.
S7, fixing the lining die and the structural layer;
except for forming a curing film surface layer with the thickness of 2mm on the inner cavity wall of the full-scale lining die and carrying out seam splicing treatment on the lining die, the other surfaces of the full-scale lining die are also coated with a polymer surface layer, the surfaces of the polymer surface layer are in tiny particle shapes, the full-scale lining die is directly placed on the glued template 8, and the polymer surface layer prevents the glued template 8 from locally damaging and deforming the full-scale lining die.
Preferably, the lining die 7 is made of polystyrene foam (EPS) with apparent volume weight of 20kg/m3；
The curing film surface layer on the inner cavity wall of the foot rule lining die is treated by spraying an imported high-density polyurea material (similar to a self-leveling terrace surface layer) with the thickness of 2mm, and the edge radius on the inner cavity wall is 5-8 mm, so that the color and luster are consistent, the edge line is consistent, and smooth transition is realized.
Example four
As shown in fig. 14 to 18, fig. 14 is a schematic view of the first construction of the irregular space curved surface diving platform; FIG. 15 is a schematic diagram of the second construction of the special-shaped space curved surface diving platform; FIG. 16 is a schematic diagram of third construction of the special-shaped space curved surface diving platform; FIG. 17 is a schematic diagram of fourth construction of the special-shaped space curved surface diving platform; fig. 18 is a schematic diagram of fifth construction of the irregular space curved surface diving platform.
The construction method of the special-shaped space curved surface diving tower comprises the following steps:
a1, manufacturing the lining die 7 of the special-shaped space curved ramp;
a2, first construction (center pillar construction); constructing the lower part of the variable cross-section jump stand column 1;
the construction process, the relation between the lining die 7 and the glued template 8 and the column hoop 95 and the like are known by knowing drawings; adopting 15mm gluing templates 8 and 40 x 90 wood purlin 96, wherein the diameter of a hole in the column is 20mm, the distance between the holes is 600mm, and the initial size is 150mm or 125 mm;
a21, arranging a steel reinforcement framework at the lower part of the variable cross-section jump platform column 1; drawing out the central line and the section of the center post and a template installation control line 50 according to the drawing; the central line of the vertical rod of the full-scale bracket is discharged according to the drawing, and the embedded part is installed; hoisting a steel bar framework, binding steel bars, and protecting a cushion block according to concrete;
a22, mounting a full support; erecting a full-hall bracket by adopting a 48 multiplied by 3.5 bowl-buckled scaffold, and welding and fixing the lower end of the vertical rod with the embedded part; when the fastener is adopted, the bolt tightening torque must be between 40 N.M and 65 N.M; when the full support is erected in the swimming pool, the foundation of the full support needs to be subjected to rigid treatment;
a23, mounting a lining die of a center pillar according to a construction drawing, processing lining die joint seams, gluing a template 8 and closing the template, paying attention to a reserved hole in the center pillar, and adopting a net easy-to-close hole, wherein the reserved hole is a connecting surface of the pillar;
specifically, as shown in fig. 19, fig. 19 is a schematic diagram of splicing the lining mold for the first construction of the special-shaped space curved surface diving platform; the lining form in the first construction includes a first column form 101, a second column form 102, a third column form 103, a fourth column form 104, a fifth column form 105, a sixth column form 106, a seventh column form 107, and an eighth column form 108, and the first column form 101, the second column form 102, the third column form 103, the fourth column form 104, the fifth column form 105, the sixth column form 106, the seventh column form 107, and the eighth column form 108 are annularly spliced. The first pillar form 101, the third pillar form 103, the fifth pillar form 105, and the seventh pillar form 107 are all right-angle structures that form the edges of the variable cross-section jump pillar 1, and are generally the same in right-angle structure, the second pillar form 102, the fourth pillar form 104, the sixth pillar form 106, and the eighth pillar form 108 are all planar structures that form the inclined surface of the variable cross-section jump pillar 1, and are generally the same in planar structure, and the seventh pillar form 107 is further provided with the reserved hole.
A24, installing double 48X 3.5 column hoops 95, 25X 2PVC sleeves and T20 in-vivo split bolts; carrying out inspection and acceptance of hidden projects and placing embedded parts, and waiting for entering the next procedure; when concrete is slowly poured, the mortar outlet faces downwards and the formwork is forbidden to be aligned; the vibration is forbidden or the lining die 7 is touched during the vibration; the pouring speed of the concrete is not more than 1 m/h; and cleaning the pouring surface in time, and covering and maintaining.
A3, second construction (center pillar construction); constructing the upper part of the variable cross-section jump stand column 1;
when the concrete strength of the center pillar can bear the self weight and the construction load of the upper concrete, the second construction can be carried out;
a31, removing the lining form 7, the glued form 8 and the column hoop 95 after the first construction; the gluing template 8 or the lining mold 7 which is used is adopted to protect the finished product of the middle column;
a32, adopting a 48 x 3.5 bowl-buckle scaffold to set up a full-hall support, and arranging a wood plate at a corresponding elevation as an operation platform; when the fastener is adopted, the bolt tightening torque must be between 40 N.M and 65 N.M;
a33, hanging the steel bar framework at the upper part of the variable cross-section jump platform column 1, binding steel bars, and installing a concrete protective layer cushion block;
a34, mounting the center pillar lining die 7, performing edge joint processing and mounting the glued template 8;
before the lining die 7 is installed, a support is used for being close to the surface of the middle column, a wood purlin 96 is erected according to the size of a drawing, and the lining die 7 and the gluing template 8 are installed on the wood purlin 96; during the second construction, the lining die 7 is wrapped by 50mm, and a sponge strip is preferably pasted at the position to prevent slurry leakage; when the die is closed, a reserved hole is formed in the center pillar, a net easy-to-collect plugging opening is adopted, and the reserved hole is a connecting surface of the pillar;
specifically, as shown in fig. 20, fig. 20 is a schematic diagram of splicing the lining mold for the second construction of the special-shaped space curved surface diving platform; the lining form in the second construction is similar to the lining form in the first construction in structure, and comprises a ninth column form 111, a tenth column form 112, an eleventh column form 113, a twelfth column form 114, a thirteenth column form 115, a fourteenth column form 116, a fifteenth column form 117 and a sixteenth column form 118, and the ninth column form 111, the tenth column form 112, the eleventh column form 113, the twelfth column form 114, the thirteenth column form 115, the fourteenth column form 116, the fifteenth column form 117 and the sixteenth column form 118 are annularly spliced. The tenth pillar form 112, the twelfth pillar form 114, the fourteenth pillar form 116, and the sixteenth pillar form 118 are all right-angle structures that form the edges of the variable cross-section jump pillar 1, and are generally the same in right-angle structure, the ninth pillar form 111, the eleventh pillar form 113, the thirteenth pillar form 115, and the fifteenth pillar form 117 are all planar structures that form the inclined surface of the variable cross-section jump pillar 1, and are generally the same in planar structure, and the eleventh pillar form 113 and the fifteenth pillar form 117 are further provided with the reserved hole.
A35, installing double 48X 3.5 column hoops 95, 25X 2PVC sleeves and T20 in-vivo split bolts;
inspecting and accepting the hidden project, placing the embedded part and waiting for entering the next procedure;
when concrete is slowly poured, the mortar outlet faces downwards and the formwork is forbidden to be aligned; the vibration is forbidden and the lining die 7 is touched during the vibration; the pouring speed of the concrete is not more than 1 m/h; cleaning the pouring surface in time, and covering and maintaining;
a4, third construction (top jump platform construction); constructing the first jump table plate 3 and the connecting part 2 thereof;
after the second construction is finished and the strength of the concrete of the center pillar can bear the self weight of the concrete at the upper part and the construction load, the second construction can be carried out;
a41, removing the lining form 7, the glued form 8 and the column hoop 95 after the second construction; the gluing template 8 or the lining mold 7 which is used is adopted to protect the finished product of the middle column;
a42, continuously building full framing and inclined supports on the basis of the previous construction, and installing U-shaped supports and 96 wood purlin keels; when the fastener is adopted, the bolt tightening torque must be between 40 N.M and 65 N.M, and each inclined support must not be less than 2 fasteners; before the lining die 7 is installed, the supporting assembly is used for being close to the surface of the center pillar, and a wood brace 96 is erected according to the drawing size and used for installing the lining die 7 and the glued template 8; during the third construction, the lining die 7 is wrapped by 50mm, and a sponge strip is preferably pasted at the position to prevent slurry leakage;
installing a gluing template 8 and a lining template 7, and tightly processing the abutted seams;
specifically, as shown in fig. 21, fig. 21 is a schematic diagram of splicing the lining mold for the third construction of the special-shaped space curved surface diving platform; the lining form in the third construction comprises a first springboard form 121, a second springboard form 122, a third springboard form 123, a fourth springboard form 124, a fifth springboard form 125, a sixth springboard form 126, a seventh springboard form 127 and an eighth springboard form 128, the second springboard form 122, the fourth springboard form 124, the sixth springboard form 126 and the eighth springboard form 128 are respectively provided with a forming ridge with a forming edge, the first springboard form 121 is connected with the second springboard form 122 and the eighth springboard form 128, the third springboard form 123 is connected with the second springboard form 122 and the fourth springboard form 124, the fifth springboard form 125 is connected with the fourth springboard form 124 and the sixth springboard form 126, the seventh springboard form 127 is connected with the sixth springboard form 126 and the eighth springboard form 128, thereby realizing the enclosing of the lining mold in the third construction.
A43, hoisting a steel bar framework, binding steel bars, and installing a concrete protective layer cushion block; inspecting and accepting the hidden project, placing the embedded part and waiting for entering the next procedure; when concrete is poured, the ash outlet is forbidden to be over against the template; the vibrating rod can not vibrate and touch the lining die 7 during vibration; cleaning, trimming, leveling and covering maintenance in time;
a5, fourth construction (construction of diving platforms at two sides of the top standard height 10.970/103.470); constructing the second jump table plate 4, the third jump table plate 5 and the connecting part 2 thereof;
when the third construction is finished and the concrete strength of the diving platform reaches 100% of the designed strength, the second construction can be carried out;
if the product is not approved, the protection measures of the finished product cannot be dismantled;
removing the full-space support for the top diving platform construction to a specified elevation; installing the inclined supports, wherein when the fasteners are adopted, the tightening torque of the installation bolts is required to be between 40 N.M and 65 N.m, and each inclined support is not less than 2 fasteners;
before installing the lining mold 7 by installing the U-shaped support and the wood beam 96 keel, utilizing the support component to be close to the surface of the middle column, and erecting the wood beam 96 according to the drawing size for installing the lining mold 7 and the gluing mold plate 8; during the fourth construction, the lining die 7 wraps the column by 50mm, and a sponge strip is preferably adhered to the column to prevent slurry leakage;
installing a long-direction and short-direction gluing template 8 and a long-direction and short-direction lining die 7 on the bottom surface of the diving platform; the lining die 7 is tightly processed in a splicing way;
specifically, as shown in fig. 22, fig. 22 is a schematic diagram of splicing the lining forms in the fourth construction of the irregular space curved surface diving platform; the lining form in the fourth construction is described in connection with the second embodiment, and includes the first mold body 71, the second mold body 72, the third mold body 73 and the fourth mold body 74.
Hoisting a steel bar framework, binding steel bars and installing a concrete protective layer cushion block;
carrying out anti-floating treatment on the upper die of the diving tower by utilizing 96 wooden purlin, a steel wire rope with the diameter of more than 10mm and a turn buckle on site;
carrying out inspection and acceptance of hidden projects and placing embedded parts, and waiting for entering the next procedure; when concrete is poured, the ash outlet is forbidden to be over against the template; the vibrating rod can not vibrate and touch the lining die 7 during vibration; cleaning, trimming, leveling and covering maintenance in time;
a6, fifth construction (single-side diving platform construction of a top standard height 8.970); constructing the fourth jump table plate 6 and the connecting part 2 thereof;
when the fourth construction is finished and the concrete strength of the diving platform reaches 100% of the designed strength, the second construction can be carried out; if the product is not approved, the protection measures of the finished product cannot be dismantled;
removing full space supports for the construction of the diving platforms at the two sides of the top elevation 10.970/103.470 to a designated elevation; installing the inclined supports, wherein when the fasteners are adopted, the tightening torque of the installation bolts is required to be between 40 N.M and 65 N.M, and each inclined support is not less than 2 fasteners;
before installing the lining mold 7 by installing the U-shaped support and the wood purlin 96 keel, utilizing a support to be close to the surface of the middle column, and erecting the wood purlin 96 according to the drawing size for installing the lining mold 7 and the gluing template 8; during the fifth construction, the lining die 7 wraps the column by 50mm, and a sponge strip is preferably adhered to the column to prevent slurry leakage;
installing a long-direction and short-direction gluing template 8 and a long-direction and short-direction lining die 7 on the bottom surface of the diving platform; the lining die 7 is tightly processed in a splicing way;
specifically, as shown in fig. 23, fig. 23 is a schematic diagram of splicing the lining forms in the fifth construction of the special-shaped space curved surface diving platform; the lining form in the fifth construction is described in relation to the second embodiment, and includes the first form 71, the second form 72, the third form 73, and the fourth form 74.
Hoisting a steel bar framework, binding steel bars and installing a concrete protective layer cushion block;
carrying out anti-floating treatment on the upper die of the diving tower by utilizing 96 wooden purlin, a steel wire rope with the diameter of more than 10mm and a turn buckle on site;
carrying out inspection and acceptance of hidden projects and placing embedded parts, and waiting for entering the next procedure; when concrete is poured, the ash outlet is forbidden to be over against the template; the vibrating rod can not vibrate and touch the lining die 7 during vibration; cleaning, trimming, leveling and covering maintenance in time.
The foregoing is merely a preferred embodiment of the invention, which is intended to be illustrative and not limiting. It will be understood by those skilled in the art that various changes, modifications and equivalents may be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a dysmorphism space curved surface diving tower, its characterized in that, includes the diving tower main part, the diving tower main part includes diving tower post and a plurality of spatial structure diving tower board, the spatial structure diving tower board is the rectangle platelike structure of level setting, and with the diving tower post passes through connecting portion fixed connection, each spatial structure diving tower board parallel arrangement and one end flush, each the spatial structure diving tower board's length is all inequality, sets up highly inequality, the diving tower main part adopts reinforced concrete structure to set up.
2. The contoured spatial ramp of claim 1, wherein the length of each spatial structure ramp plate decreases from top to bottom as the height is set.
3. The irregularly-shaped spatial curved diving platform of claim 2, wherein said spatial structure diving platform comprises a first diving platform plate, a second diving platform plate, a third diving platform plate and a fourth diving platform plate, said first diving platform plate is arranged on the top end of said diving platform column, and said second diving platform plate, said third diving platform plate and said third diving platform plate are arranged on both sides of said diving platform column in a staggered manner.
4. The special-shaped space curved diving tower of claim 3, wherein the diving tower column adopts a variable cross-section structure, the cross section of the diving tower column is rectangular, and the cross section of the diving tower column is gradually enlarged from top to bottom.
5. The special-shaped spatial curved diving platform as claimed in claim 4, wherein said connecting portion is provided in a curved structure.
6. The special-shaped spatial curved diving tower of claim 5, wherein the connecting surface of the connecting portion and the pillar of the variable cross-section diving tower is a trapezoidal surface covering the side end surface of the variable cross-section diving tower, the connecting surface of the connecting portion and the bedplate of the spatial structure diving tower is a rectangular surface and horizontally arranged, the connecting portion is provided with four edges, and two ends of one edge are arranged in one-to-one correspondence with a vertex angle of the connecting surface of the pillar and a vertex angle of the connecting surface of the bedplate.
7. The contoured spatial ramp of claim 6, wherein said edges are configured in a curve extending from a top corner of said pillar connecting surface to a top corner of said platen connecting surface, said edges being concave toward a corresponding centerline of said connecting portion.
8. The special-shaped space curved diving tower of claim 7, wherein for the second diving tower plate, the third diving tower plate and the fourth diving tower plate, the connecting parts all comprise a first edge, a second edge, a third edge and a fourth edge, the end points of the first edge and the second edge are arranged on two vertex angles at the lower part of the connecting surface of the pillar and extend towards two vertex angles at the upper part of the connecting surface of the pillar, and the end points of the third edge and the fourth edge are arranged on two vertex angles at the upper part of the connecting surface of the pillar and extend towards two vertex angles at the connecting surface of the pillar, which is close to the connecting surface of the pillar.
9. A construction method of the special-shaped space curved diving platform as claimed in any one of claims 3-8, characterized by comprising the steps of:
a1, manufacturing a lining die of the special-shaped space curved diving platform;
a2, constructing for the first time; constructing the lower part of the variable cross-section jump platform column;
a3, second construction; constructing the upper part of the variable cross-section jump platform column;
a4, constructing for the third time; constructing the first jump table plate and a connecting part thereof;
a5, fourth construction; constructing the second jump table plate, the third jump table plate and the connecting parts of the second jump table plate and the third jump table plate;
a6, fifth construction; and constructing the fourth jump table plate and the connecting part of the fourth jump table plate.
10. The construction method according to claim 9, wherein the construction of the step A4 is performed when the step A3 is completed and the concrete strength of the variable cross-section abutment column can bear the self weight and construction load of upper concrete; the method comprises the following steps:
a41, removing the lining die, the glued template and the column hoop after the second construction; adopting a used gluing template or lining mold to carry out finished product protection on the variable cross-section jump stand column;
a42, continuously erecting full framing and inclined supports on the construction foundation of the second construction, and installing U-shaped brackets and wood purlin keels; when the fastener is adopted, the bolt tightening torque must be between 40 N.M and 65 N.M, and each inclined support must not be less than 2 fasteners; before the lining mold is installed, the supporting component is used for being close to the surface of the middle column, and a wood purlin is erected; during the third construction, the lining die is wrapped by 50mm, and a sponge strip is pasted;
a43, mounting a gluing template and a lining mold, and tightly processing the abutted seams;
a44, hoisting a steel bar framework, binding steel bars, and installing a concrete protective layer cushion block; and (4) checking and accepting the hidden project, placing the embedded parts, and waiting for entering the fourth construction.
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| CA828025A (en) * | 1969-11-25 | R. Meyer Carl | Spring base for diving board | |
| CN2413734Y (en) * | 2000-03-28 | 2001-01-10 | 钟金虎 | Auxiliary platform for diving training |
| CN202220438U (en) * | 2011-08-25 | 2012-05-16 | 上海市第二建筑有限公司 | Diving platform steel formwork support system |
| CN210145382U (en) * | 2019-07-01 | 2020-03-17 | 湖北南希体育设施有限公司 | Over-and-under type diving platform is used in diving training |
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Application publication date: 20200821 |