CN211173078U - Multi-curvature ball shell concrete structure positioning and shape finding system - Google Patents
Multi-curvature ball shell concrete structure positioning and shape finding system Download PDFInfo
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- CN211173078U CN211173078U CN201921844918.9U CN201921844918U CN211173078U CN 211173078 U CN211173078 U CN 211173078U CN 201921844918 U CN201921844918 U CN 201921844918U CN 211173078 U CN211173078 U CN 211173078U
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Abstract
The utility model relates to a many curvatures ball casing concrete structure location system of looking for shape, include: the supporting frame body is arranged at the position of a concrete structure of the spherical shell to be formed in a supporting mode, and a supporting curved surface which is matched with the inner surface of the concrete structure of the spherical shell to be formed is formed on the top surface of the supporting frame body; the radial multi-curvature keel is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and the radial multi-curvature keel is arranged on the supporting curved surface at intervals; and the annular circular secondary keel is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and is arranged on the radial multi-curvature keel and is fixedly connected with the radial multi-curvature keel. The utility model discloses can provide the support of adaptation in the many curvatures ball casing concrete structure's camber, satisfy the requirement of bearing capacity to the problem that among the prior art supporting legs scaffold is difficult to realize the many curvatures of spherical shell class molding and supports has been solved.
Description
Technical Field
The utility model relates to a building construction engineering field refers in particular to a many curvatures ball casing concrete structure location system of looking for shape.
Background
Along with the rapid development of the construction industry, buildings with unique characteristics are increasingly increased, the artistic shapes of the buildings are more and more novel and unique, and various special-shaped space structures are not fresh. Common curved surface roofing, dome spatial structure adopt steel truss, aluminum alloy member etc. to prefabricate and assemble more, adopt cast in situ reinforced concrete's many curved surfaces spatial structure, and the construction degree of difficulty is very big.
The construction of the cast-in-place reinforced concrete multi-curved-surface space structure is mainly difficult to construct in supporting scaffold engineering, a conventional support frame in the existing construction technology is in a rectangular square matrix, a support surface is a plane, the design of high-size large-space multi-curvature modeling of a spherical shell structure is difficult to realize, and great difficulty is brought to the construction of the cast-in-place reinforced concrete multi-curved-surface space structure.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a many curvatures ball casing concrete structure location finding shape system, solve the many curvatures molding design that supporting legs scaffold is difficult to realize spherical shell class structure in the construction of current cast in situ reinforced concrete many curved surfaces space structure and bring the problem of the degree of difficulty for the construction.
The technical scheme for realizing the purpose is as follows:
the utility model provides a many curvatures ball casing concrete structure location system of looking for shape, include:
the supporting frame body is arranged at the position of a concrete structure of the spherical shell to be formed in a supporting mode, and a supporting curved surface which is matched with the inner surface of the concrete structure of the spherical shell to be formed is formed on the top surface of the supporting frame body;
the radial multi-curvature keel is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and the radial multi-curvature keel is arranged on the supporting curved surface at intervals; and
the annular circular secondary keel is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and is arranged on the radial multi-curvature keel and fixedly connected with the radial multi-curvature keel.
The utility model provides a location finding shape system suitable for multi-curvature spherical shell concrete structure can provide the support of adaptation in multi-curvature spherical shell concrete structure's camber, utilize the circular secondary joist of hoop and radial multi-curvature fossil fragments to connect the bearing structure that forms the curved surface camber change of agreeing with, and this circular secondary joist of hoop and the laminating of radial multi-curvature fossil fragments are fixed in on the support curved surface that supports the support body, satisfy the requirement of bearing capacity, thereby the problem that supporting legs hand rack is difficult to realize the molding of the multi-curvature of shells and supports among the prior art has been solved. The utility model provides a circular secondary joist of hoop and radial multiform camber fossil fragments adopt crooked finding shape, and the fitting surface form is effectual, has the location and looks for the shape and support the effect of atress, takes to tear open conveniently, and safe and reliable has greatly improved the efficiency of construction.
The utility model discloses the further improvement that many curvatures ball casing concrete structure location was looked for shape system lies in, still include perpendicular shore in the slant of radial many curvatures fossil fragments bottom is returned the vaulting pole, the slant is returned the vaulting pole and is followed radial many curvatures fossil fragments interval is laid, just the slant return the vaulting pole with it is fixed to support the support body to connect.
The utility model discloses a further improvement of the multi-curvature spherical shell concrete structure positioning and shape-finding system lies in that the inclined back-supporting rod comprises an inclined rod and an adjustable jacking connected with the top of the inclined rod;
the inclined rod is fixedly connected with the corresponding part of the support frame body;
the adjustable jacking supports the bottom of the radial multi-curvature keel by adjusting the length of the adjustable jacking.
The utility model discloses the further improvement of many curvatures ball casing concrete structure location system of looking for shape lies in, still includes along the radial positioning horizontal pole of radially laying, the radial positioning horizontal pole with the part that supports the support body and correspond is connected fixedly, just protruding the stretching out of tip of radial positioning horizontal pole support the support body and form and supply the installation the location end of radial many curvatures fossil fragments.
The utility model discloses the further improvement that shape system was looked for in many curvatures ball casing concrete structure location lies in, still including arranging in the hoop location horizontal pole on the location end, the camber of hoop location horizontal pole and the concrete structure internal surface's of the ball casing of treating the formation camber looks adaptation, the hoop location horizontal pole with radial many curvatures fossil fragments are connected fixedly.
The utility model discloses the further improvement that the system of looking for shape in many curvatures ball casing concrete structure location lies in, still include fixed connection in radially look for the shape flitch on the circular secondary joist of hoop, radially look for the camber of shape flitch and treat the camber looks adaptation of the concrete structure internal surface of the ball casing that forms.
The utility model discloses the further improvement that the system of taking shape is looked for in many curvatures ball casing concrete structure location lies in, support the support body and include along the radial horizon bar of the projection position radial arrangement of the ball casing concrete structure who treats the formation and follow radial horizon bar interval arrangement's pole setting, the height of pole setting risees gradually along radial outside-in, and the height of the ascending pole setting of same hoop is the same.
The utility model discloses the further improvement that the system of looking for shape in many curvatures ball shell concrete structure location lies in, it still includes the hoop arc pole to support the support body, the hoop arc pole is arranged in the pole setting with the crossing department of radial horizon bar, and with the pole setting with radial horizon bar is connected fixedly.
The utility model discloses the further improvement of many curvatures ball shell concrete structure location look for shape system lies in, the support frame body still includes horizontal bridging and vertical bridging, horizontal bridging is arranged in the plane that the hoop arc pole and the radial horizontal pole are connected and is formed, and with the corresponding hoop arc pole, the radial horizontal pole and the pole setting connection is fixed;
the vertical cross braces are arranged in a plane formed by the connection of the vertical rods and the radial horizontal rods and are fixedly connected with the corresponding vertical rods, the radial horizontal rods and the annular arc-shaped rods.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of a spherical shell concrete structure suitable for the multi-curvature spherical shell concrete structure positioning and shape finding system of the present invention.
Fig. 2 is a top view of the support frame body in the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention.
Fig. 3 is a partial cross-sectional view of the support frame in the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention.
Fig. 4 is a schematic view of a partial three-dimensional structure of a support frame in the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention.
Fig. 5 is a schematic view of a partial three-dimensional structure of the supporting frame body of the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention, in which horizontal cross braces and vertical cross braces are installed.
Fig. 6 is the partial three-dimensional structure schematic diagram of the radial positioning cross rod and the circumferential positioning cross rod mounted on the support frame body in the multi-curvature spherical shell concrete structure positioning and shape finding system of the utility model.
Fig. 7 is the partial three-dimensional structure schematic diagram of the radial multi-curvature keel, the oblique back stay bar and the circular ring secondary keel which are arranged on the support body in the multi-curvature spherical shell concrete structure positioning and shape finding system of the utility model.
Fig. 8 is the utility model discloses the partial enlarged structure sketch of the circular secondary joist of the radial multircurvature fossil fragments of installation, slant back vaulting pole, hoop on the support frame body among the multircurvature spherical shell concrete structure location look for the shape system.
Fig. 9 is a schematic view of the radial direction square timber assembly mounted on the structure shown in fig. 7.
Fig. 10 is a partially enlarged schematic view of fig. 9.
Fig. 11 is a schematic view of a structure in which a bottom mold is attached to the structure shown in fig. 9.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1, a ball shell concrete structure is shown, the utility model provides a many curvatures ball shell concrete structure location system of looking for shape is applicable to the cast-in-place construction of ball shell concrete structure, provides support and positioning action for ball shell concrete structure's template. The utility model discloses a planar projection of the support body in the system of looking for shape in location is circular, and should support the support body and connect into a whole, has the atress and stabilizes, whole safe and reliable's advantage. Set up on supporting the support body and supported the curved surface and be used for the circular secondary joist of location support multiforked keel and hoop, radially look for the shape flitch through multiforked keel, the circular secondary joist location installation of hoop, provide the location installation face that can perfectly laminate for the die block of cast-in-place construction usefulness, the utility model discloses the location is looked for the shape system and has to pass power evenly, and the location is looked for the shape accurately, and the material is conventional, and the ann is torn open simple process, and whole safe and reliable has very high popularization and application and worth and economic benefits. The following describes the multi-curvature spherical shell concrete structure positioning and shape finding system of the present invention with reference to the accompanying drawings.
Referring to fig. 1, a schematic perspective view of a ball-shell concrete structure is shown. As shown in fig. 1, the concrete structure 10a of the ball casing is a hemisphere, the top of the structure has an opening, and the concrete structure 10a of the ball casing has a plurality of hollow structures therein, the hollow structures are slightly diamond-shaped, the edges of the hollow structures are arc-shaped, and the hollow structures have multiple curvature changes. The ball-shell concrete structure 10a is seated on a support base 11, the support base 11 includes a plurality of columns 111, an inner ring beam 112 and an outer ring beam 113 disposed on the columns 111, and a cross beam 114 supported and connected between the inner ring beam 112 and the outer ring beam 113, the plurality of columns 111 are arranged in a circle and supported on the bottom of the corresponding inner ring beam 112 and outer ring beam 113. The spherical shell concrete structure 10a is seated on the inner ring beam 112, and the spherical shell concrete structure 10a is constructed in situ.
The utility model provides a shape system is looked for in location is used for the cast-in-place construction of ball casing concrete structure 10a, for ball casing concrete structure 10 a's template provides support and positioning action.
Referring to fig. 2, a top view of the support frame in the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention is shown. Referring to fig. 4, a schematic view of a partial three-dimensional structure of a support frame in the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention is shown. Referring to fig. 7, it shows the partial three-dimensional structure diagram of the radial multi-curvature keel, the oblique back stay bar and the circular ring secondary keel installed on the support body in the multi-curvature spherical shell concrete structure positioning and shape finding system of the utility model. The following describes the positioning and shape-finding system for a multi-curvature spherical shell concrete structure according to the present invention with reference to fig. 2, 4 and 7.
As shown in fig. 2, 4 and 7, the multi-curvature spherical shell concrete structure positioning and shape-finding system of the present invention comprises a support frame 20, a radial multi-curvature keel 43 and a circumferential circular secondary keel 45; as shown in fig. 3, the support frame body 20 is supported at a position of a ball casing concrete structure to be formed, and a top surface of the support frame body 20 is formed with a support curved surface 20a adapted to an inner surface of the ball casing concrete structure to be formed; the radial multi-curvature keel 43 is matched with the curvature of the inner surface of the spherical shell concrete structure to be formed, and the radial multi-curvature keel 43 is arranged on the supporting curved surface 20a at intervals; the annular circular secondary keel 45 is matched with the curvature of the inner surface of the spherical shell concrete structure to be formed, and the annular circular secondary keel 45 is arranged on the radial multi-curvature keel 43 and is fixedly connected with the radial multi-curvature keel 43.
The plane projection of the support frame body 20 is circular, the radius direction of the circular shape is radial, the circumferential direction of the circular shape is circumferential, the whole support frame body 20 is of a hemispherical structure, and the support curved surface 20a is of a hemispherical surface and is used for providing reliable support for a spherical shell concrete structure to be formed. The circular secondary joist 45 of hoop is closed circular structure, through radial many curvatures fossil fragments 43 and with support frame body 20 fixed connection, radial many curvatures fossil fragments 43 are laid along the hemisphere face that supports curved surface 20a at radial direction upper interval, the circular secondary joist 45 of hoop is laid along the hemisphere face that supports curved surface 20a at the hoop upper interval, this circular secondary joist 45 of annular's wholeness is good, its effort that will treat the spherical shell concrete structure construction of formation can be even transmit radial many curvatures fossil fragments 43 under it, and then transmit for support frame body 20 by radial many curvatures fossil fragments 43, pass power route reliable and stable, can provide firm stable supporting role for the spherical shell concrete structure construction of treating formation.
In a specific embodiment, as shown in fig. 7, the positioning and shape-finding system of the present invention further includes a diagonal back-supporting rod 44 vertically supported at the bottom of the radial multi-curvature keel 43, the diagonal back-supporting rod 44 is arranged at intervals along the radial multi-curvature keel 43, and the diagonal back-supporting rod 44 is fixedly connected to the supporting frame 20. The radial multi-curvature keel 43 is firmly supported on the support frame body 20 through the arranged oblique stay bar 44, the oblique stay bar 44 can uniformly transmit the pressure applied to the radial multi-curvature keel 43 to the support frame body 20, and the stability of the whole stress can be ensured.
Further, as shown in fig. 8, the inclined back-supporting rod 44 includes an inclined rod 441 and an adjustable top support 442 connected to the top of the inclined rod 441, the length of the adjustable top support 442 is adjustable, the inclined rod 441 is connected and fixed to a corresponding portion of the supporting frame 20, and the adjustable top support 442 supports against the bottom of the radial multi-curvature keel 43 by adjusting its own length. The adjustable jacking 442 is supported vertically from the bottom of the radial multi-curvature runner 43.
In a specific embodiment, as shown in fig. 6, the positioning and form-finding system of the present invention further includes a radial positioning cross bar 41 laid along the radial direction, the radial positioning cross bar 41 is connected and fixed with the corresponding portion of the support frame 20, as shown in fig. 8, and the end of the radial positioning cross bar 41 protrudes out of the support frame 20 to form a positioning end for installing the radial multi-curvature keel 43. The radial multi-curvature keel 43 is provided with a mounting base by a radial positioning cross bar 41, and a positioning end formed on the radial positioning cross bar 41 protrudes out of the outermost side of the support frame body 20 by a distance to form a positioning end, preferably, the length of the positioning end is greater than or equal to 250 mm.
Further, the utility model discloses a system of looking for shape in location is still including arranging the hoop location horizontal pole 42 on the location end in, and this hoop location horizontal pole 42's camber and the camber looks adaptation of the concrete structure internal surface of the spherical shell body of treating to form, hoop location horizontal pole 42 are connected fixedly with radial many curvatures fossil fragments 43. Utilize hoop location horizontal pole 42 to support and connect radial many curvatures fossil fragments 43, this hoop location horizontal pole 42 is fixed at the location end of radial location horizontal pole 41, and this hoop location horizontal pole 42 also just locates the outside of supporting frame body 20 for the effect of location support is played in the installation to radial many curvatures fossil fragments 43. Preferably, the circumferential positioning rail 42 is a closed circular structure, the circumferential positioning rail 42 is spaced from the bottom of the support frame 20 to the top, and the circumference of the circumferential positioning rail 42 is gradually reduced from the bottom of the support frame 20 to the top.
In one embodiment, as shown in fig. 9 and 10, the positioning and shape-finding system of the present invention further includes a radial shape-finding batten 46 fixedly connected to the circumferential circular cross keel 45, and the curvature of the radial shape-finding batten 46 is adapted to the curvature of the inner surface of the concrete structure of the spherical shell to be formed.
Preferably, the radial form-finding battens 46 are 50mm by 80mm battens, and are thicknessed into a required curvature shape by a thicknesser, the thickness direction of the radial form-finding battens 46 is perpendicular to the annular circular secondary keel 45, the radial form-finding battens 46 are radially arranged, the distance is larger than 200mm, and the annular circular secondary keel 45 is fixedly connected by steel nails.
After the radial form-finding battens 46 are arranged, as shown in fig. 11, a bottom mold 31 may be laid on the radial form-finding battens 46, the curvature of the bottom mold 31 is adapted to the curvature of the inner surface of the concrete structure of the spherical shell to be formed, the bottom mold 31 is attached to the radial form-finding battens 46, and the bottom mold 31 and the radial form-finding battens 46 are connected and fixed by steel nails. Then, steel bars are placed on the bottom die 31, a top die is erected, the top die and the bottom die 31 are tightly connected, and then concrete is poured between the top die and the bottom die 31 so as to form the required concrete structure of the ball shell.
In one embodiment, as shown in fig. 2 to 4, the support frame 20 includes radial horizontal rods 22 arranged radially along the projected position of the concrete structure of the ball-shell to be formed and vertical rods 21 arranged at intervals along the radial horizontal rods 22, the height of the vertical rods 21 is gradually increased from the outside to the inside in the radial direction, and the heights of the vertical rods 21 in the same circumferential direction are the same. The uprights 21 are supported vertically on a supporting surface, which may be the ground or a floor surface. The vertical rods 21 are arranged at intervals in the circumferential and radial directions, the radial horizontal rods 22 are arranged at intervals in the radial direction and are also arranged at intervals in the height direction of the vertical rods 21, and the plurality of radial horizontal rods 22 connect the plurality of vertical rods 21 arranged in the radial direction together, so that the support frame body 20 connected in a staggered manner in the transverse direction and the longitudinal direction is formed.
Further, the support frame body 20 further comprises a circumferential arc-shaped rod 23, and the circumferential arc-shaped rod 23 is disposed at the intersection of the vertical rod 21 and the radial horizontal rod 22 and is fixedly connected with the vertical rod 21 and the radial horizontal rod 22. The annular arc-shaped rod 23 is of a closed circular structure, a plurality of vertical rods positioned on the same ring are connected together by the annular arc-shaped rod 23, and the radial horizontal rod 22 correspondingly connected with the vertical rods is also fixedly connected. The annular arc-shaped rods 23 are also arranged at intervals along the height direction of the vertical rod 21. Utilize hoop arc pole 23 to connect into whole with pole setting 21 and radial horizontal pole 22, improve the overall stability and the bulk strength of supporting frame body 20. The circumferential arc-shaped bars 23 located at the outermost side of the support frame 20 form a support curved surface 20 a.
Still further, as shown in fig. 5, the support frame 20 further includes horizontal cross braces 24 and vertical cross braces 25, the horizontal cross braces 24 are disposed in a plane formed by the connection of the circumferential arc-shaped rods 23 and the radial horizontal rods 22, and are fixedly connected to the corresponding circumferential arc-shaped rods 23, the corresponding radial horizontal rods 22 and the corresponding vertical rods 21; the vertical cross braces 25 are arranged in a plane formed by the connection of the vertical rods 21 and the radial horizontal rods 22, and are fixedly connected with the corresponding vertical rods 21, the corresponding radial horizontal rods 22 and the corresponding annular arc-shaped rods 23. Preferably, the horizontal scissor supports 24 and the vertical scissor supports 25 are arranged in a pulled-through manner in the plane in which they are arranged, i.e. the horizontal scissor supports 24 and the vertical scissor supports 25 are arranged in the plane in which they are arranged from one end of the plane to the other end opposite to the one end.
In one embodiment, the inclined rod 441 of the inclined back-supporting rod 44 is fixedly connected to the corresponding upright rod 21 of the supporting frame 20, and preferably, the inclined rod 441 is connected to at least one three-span upright rod 21. The diagonal pole 441 is used to connect the upright 21, which transmits the pressure on the multi-curvature radial keel 43 to the upright 21, and transmits the force to the ground or floor slab through the upright, thereby providing a stable supporting force through the upright. Radial location horizontal pole 41 is along vertically locating between the radial horizontal pole 22 of adjacent twice, radial location horizontal pole 41 and pole setting 21 fixed connection, and radial location horizontal pole 41 also transmits the power that receives for pole setting 21 to radial multircurvature fossil fragments 43 receive power and transmit radial location horizontal pole 41 and then transmit for pole setting 22 through hoop location horizontal pole 42. The acting force on the support frame body 20 is transferred to the upright rod 21, and the force is transferred to the ground or a floor panel through the upright rod, so that the stress stability is improved.
In a specific embodiment, the utility model provides a pole setting 21, radial horizontal pole 22, hoop arc pole 23, horizontal bridging 24 and vertical bridging 25 all adopt the steel pipe, and radial positioning horizontal pole 41 and hoop positioning horizontal pole 42 also adopt the steel pipe, and radial multiform camber fossil fragments 43 and the circular secondary joist 45 of hoop adopt two steel pipes.
The following explains the setting up process of the positioning and shape finding system of the present invention.
The method comprises the steps of designing a plane layout drawing and a section drawing of a positioning and shape-finding system according to a plane projection and a section of a structural curved surface, establishing a three-dimensional effect drawing of the positioning and shape-finding system by adopting BIM software, then positioning and paying off, paying off a positioning line of a vertical rod of the positioning and shape-finding system on the ground or a floor, paying off a three-dimensional space positioning point plane projection position of the structural curved surface, processing and forming a circumferential arc-shaped rod, a circumferential positioning transverse rod, a radial multi-curvature keel and a circumferential circular secondary keel by adopting a bending machine in a processing factory according to the bending curvature of a steel pipe in the three-dimensional drawing, intermittently bending for 3 times, reducing the resilience amount, enabling the curvature of the steel pipe to accord with the designed curvature, erecting a support frame body by adopting a fastener, wherein the step pitch is 1200mm, the circumferential pitch of the vertical rod is 800mm, the outermost side of the longitudinal transverse horizontal rod is 1200mm, the innermost side of the longitudinal transverse horizontal rod and the annular secondary keel are arranged at the uppermost two steps, 4-span cross-arranged on the outer periphery of the support frame body, the vertical cross-span 4-span cross-span-arranged in steps, the vertical cross-arranged-span-pitch-span-cross-block is arranged on the horizontal-bar-reinforced concrete-formwork, the horizontal-slab, the vertical-slab, the multi-cross-form-reinforced concrete-formwork, the multi.
The utility model discloses a beneficial effect of system of looking for shape in location includes:
the frame body is made of common steel pipes and batten materials for building construction, the manufacturing and mounting and dismounting processes are simple, the turnover and reuse can be realized, and the cost is saved.
The three-dimensional space point positioning of the structure is adopted, the point connecting line is used for fitting the inner side contour line of the multi-curved-surface concrete grid structure, the design curvature of the structure can be well simulated, and the site positioning and paying-off are simple, convenient and accurate.
Through the horizontal position and the vertical elevation of control location steel pipe, the steel pipe bending is looked for the shape, and the fitting curved surface form is effectual, has the effect that the shape was looked for and the support atress is looked for in the location simultaneously, takes apart and tear open the convenience, and safe and reliable has greatly improved the efficiency of construction.
The utility model discloses a strong operability can satisfy the bearing capacity, can greatly agree with the change of curvature of curved surface again, has very high popularization and application and worth and economic benefits.
The present invention has been described in detail with reference to the embodiments shown in the drawings, and those skilled in the art can make various modifications to the present invention based on the above description. Therefore, certain details of the embodiments should not be construed as limitations of the invention, which are intended to be covered by the following claims.
Claims (9)
1. A multi-curvature spherical shell concrete structure positioning and shape finding system is characterized by comprising:
the supporting frame body is arranged at the position of a concrete structure of the spherical shell to be formed in a supporting mode, and a supporting curved surface which is matched with the inner surface of the concrete structure of the spherical shell to be formed is formed on the top surface of the supporting frame body;
the radial multi-curvature keel is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and the radial multi-curvature keel is arranged on the supporting curved surface at intervals; and
the annular circular secondary keel is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and is arranged on the radial multi-curvature keel and fixedly connected with the radial multi-curvature keel.
2. The multi-curvature spherical shell concrete structure positioning and shape-finding system as claimed in claim 1, further comprising oblique back-bracing rods vertically supported on the bottom of the radial multi-curvature keel, wherein the oblique back-bracing rods are arranged at intervals along the radial multi-curvature keel, and the oblique back-bracing rods are fixedly connected with the support frame body.
3. The multi-curvature spherical shell concrete structure positioning and form-finding system of claim 2, wherein the diagonal back-stay rod comprises a diagonal rod and an adjustable jacking connected to the top of the diagonal rod;
the inclined rod is fixedly connected with the corresponding part of the support frame body;
the adjustable jacking supports the bottom of the radial multi-curvature keel by adjusting the length of the adjustable jacking.
4. The multi-curvature spherical shell concrete structure positioning and form-finding system as claimed in claim 1, further comprising a radial positioning cross bar laid along a radial direction, wherein the radial positioning cross bar is fixedly connected with a corresponding portion of the support frame, and an end portion of the radial positioning cross bar protrudes out of the support frame to form a positioning end for mounting the radial multi-curvature keel.
5. The multi-curvature spherical shell concrete structure positioning and form-finding system as claimed in claim 4, further comprising a circumferential positioning cross bar disposed on the positioning end, wherein the curvature of the circumferential positioning cross bar is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed, and the circumferential positioning cross bar is fixedly connected with the radial multi-curvature keel.
6. The multi-curvature spherical shell concrete structure locating and form-finding system of claim 1, further comprising a radial form-finding batten fixedly connected to the annular circular cross runners, wherein the curvature of the radial form-finding batten is matched with the curvature of the inner surface of the concrete structure of the spherical shell to be formed.
7. The multi-curvature spherical shell concrete structure positioning and shape finding system as claimed in claim 1, wherein the support frame body comprises radial horizontal rods arranged along the radial direction of the projected position of the spherical shell concrete structure to be formed and vertical rods arranged along the radial horizontal rods at intervals, the height of the vertical rods is gradually increased from the outside to the inside along the radial direction, and the height of the vertical rods in the same annular direction is the same.
8. The multi-curvature spherical shell concrete structure positioning and shape-finding system as claimed in claim 7, wherein the support frame body further comprises a circumferential arc-shaped rod, and the circumferential arc-shaped rod is arranged at the intersection of the vertical rod and the radial horizontal rod and is fixedly connected with the vertical rod and the radial horizontal rod.
9. The multi-curvature spherical shell concrete structure positioning and shape finding system as claimed in claim 8, wherein the support frame body further comprises horizontal cross braces and vertical cross braces, the horizontal cross braces are arranged in the plane formed by the connection of the annular arc-shaped rods and the radial horizontal rods and are fixedly connected with the corresponding annular arc-shaped rods, the radial horizontal rods and the vertical rods;
the vertical cross braces are arranged in a plane formed by the connection of the vertical rods and the radial horizontal rods and are fixedly connected with the corresponding vertical rods, the radial horizontal rods and the annular arc-shaped rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921844918.9U CN211173078U (en) | 2019-10-30 | 2019-10-30 | Multi-curvature ball shell concrete structure positioning and shape finding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921844918.9U CN211173078U (en) | 2019-10-30 | 2019-10-30 | Multi-curvature ball shell concrete structure positioning and shape finding system |
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| Publication Number | Publication Date |
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| CN211173078U true CN211173078U (en) | 2020-08-04 |
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| CN201921844918.9U Active CN211173078U (en) | 2019-10-30 | 2019-10-30 | Multi-curvature ball shell concrete structure positioning and shape finding system |
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| Country | Link |
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| CN (1) | CN211173078U (en) |
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2019
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