CN113152881B - Formwork system for pouring concrete wall containing curved surface - Google Patents
Formwork system for pouring concrete wall containing curved surface Download PDFInfo
- Publication number
- CN113152881B CN113152881B CN202110430359.2A CN202110430359A CN113152881B CN 113152881 B CN113152881 B CN 113152881B CN 202110430359 A CN202110430359 A CN 202110430359A CN 113152881 B CN113152881 B CN 113152881B
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- Prior art keywords
- adjusting
- template
- axis
- concrete wall
- connecting rod
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G11/062—Forms for curved walls
- E04G11/065—Forms for curved walls with mechanical means to modify the curvature
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G11/00—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
- E04G11/06—Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs for walls, e.g. curved end panels for wall shutterings; filler elements for wall shutterings; shutterings for vertical ducts
- E04G2011/067—Integrated forms comprising shuttering skin, bracing or strutting arrangements, workplatforms and railings
Abstract
The application discloses a formwork system for pouring contains curved surface concrete wall body, include a plurality of support piece with ground relatively fixed to and connect the template adjusting device between two adjacent support piece, template adjusting device includes polylith articulated template in proper order, all is fixed with the connecting seat in each template, links to each other through adjustment mechanism between the connecting seat of two adjacent templates, and adjustment mechanism includes: adjusting a rod; the two adjusting seats move relatively along the adjusting rods; each connecting seat is in transmission connection with the two adjusting seats through a corresponding set of connecting rod assembly; when the distance between the two adjusting seats is changed, the connecting rod assembly is used for drawing the two adjacent templates to move relatively. The template system for pouring the concrete wall body with the curved surface can be continuously arranged on the outer side of the template and drives the connecting rod assembly to deform through the adjusting rod, so that the template distribution trend is adapted.
Description
Technical Field
The application relates to the field of construction and construction, in particular to a formwork system for pouring a concrete wall with a curved surface.
Background
In the construction process of buildings, in order to improve the aesthetic degree of the building shape, the peripheries of balconies and pools are designed into structures with curved surfaces. In the prior art, a corresponding pouring template is usually required to be arranged for a certain wall with a curved surface structure, and due to the fact that different curved surface walls are different in size or curvature, one set of pouring template cannot be shared under the general condition, and therefore the template manufacturing efficiency and the cost are high in the construction process.
Disclosure of Invention
In order to solve the technical problem, the application discloses a template pouring system that commonality is better, and convenient the regulation is applicable to the pouring of the curved surface wall body that has different curvatures.
The utility model provides a template system for pouring contain curved surface concrete wall body, includes a plurality of support piece with ground relatively fixed to and connect the template adjusting device between two adjacent support piece, template adjusting device includes that the polylith is articulated template in proper order, all is fixed with the connecting seat in each template, links to each other through adjustment mechanism between the connecting seat of two adjacent templates, and adjustment mechanism includes:
adjusting a rod;
the two adjusting seats move relatively along the adjusting rods;
each connecting seat is in transmission connection with the two adjusting seats through a corresponding set of connecting rod assembly;
when the distance between the two adjusting seats is changed, the connecting rod assembly is used for drawing the two adjacent templates to move relatively.
Several alternatives are provided below, but not as an additional limitation to the above general solution, but merely as a further addition or preference, each alternative being combinable individually for the above general solution or among several alternatives without technical or logical contradictions.
Optionally, one of the two adjusting seats is movably matched with the adjusting rod or both of the two adjusting seats are movably matched with the adjusting rod along the length direction of the adjusting rod;
the movable fit mode is sliding fit or threaded fit.
Optionally, two adjacent templates are rotationally matched around a first axis, and the length direction of the adjusting rod is perpendicular to the first axis;
the two adjusting seats comprise a first adjusting seat close to the first axis and a second adjusting seat far away from the first axis, and the first adjusting seat is in rotating fit with the adjusting rod and is in limit fit along the length direction of the adjusting rod;
the second adjusting seat is in threaded fit with the adjusting rod.
Optionally, the two sets of link assemblies form a planar link mechanism, and a plane of the planar link mechanism is perpendicular to the first axis.
Optionally, a plurality of sets of adjusting mechanisms are arranged between two adjacent templates, and each set of adjusting mechanisms is sequentially arranged along the first axis direction.
Optionally, the number of the templates is at least three, and the three adjacent templates comprise a middle template and two side templates;
a second axis is determined on the connecting seat on the middle template and is parallel to the first axis;
the adjusting mechanisms between the middle template and each side template are in running fit around the second axis.
Optionally, in a plane where the template is located, a direction perpendicular to the first axis is a width direction of the template, and the second axis is aligned with a center line of the middle template in the width direction.
Optionally, the distance between the second axis and the middle template is L1;
the width of the middle template is L2;
it satisfies the ratio of L1 to L2 at 1: 1-1.5: 1.
Optionally, each set of connecting rod assembly comprises a first connecting rod and a second connecting rod, one end of each connecting rod is hinged to the same connecting seat, and the other end of each connecting rod is hinged to a corresponding adjusting seat;
the two sets of connecting rod assemblies are symmetrically distributed on two sides of the adjusting rod.
Optionally, the templates are fixed with limiting devices, and when two adjacent templates rotate to a limit angle, the limiting devices on the two templates are abutted against each other for limiting.
The utility model provides a template system for pouring contain curved surface concrete wall body, template adjusting device adjust the seat through the adjustment and adjust the different positions on adjusting the pole, can pull and change the contained angle between the two adjacent templates, and then adapt to the curved surface wall body of different curvatures, and it is convenient to adjust.
Drawings
FIG. 1 is a schematic structural diagram of an adjustment mechanism according to an embodiment of the present application;
FIG. 2 is a schematic view of the structure between the templates;
FIG. 3 is a schematic view of the connecting seat;
FIG. 4 is a schematic view of the adjustment mechanism;
FIG. 5 is a schematic view of the connection structure of the limiting devices;
FIG. 6 is a schematic view of a support;
FIG. 7 is a schematic structural view of a formwork system for casting curved concrete walls;
fig. 8 is a schematic structural view of the formwork support rod additionally arranged on the basis of fig. 7.
The reference numbers in the figures are as follows:
100. a template adjusting device;
200. a template; 201. a middle template; 202. side template; 203. a rotating shaft; 204. a limiting device;
300. a connecting seat; 301. a fixing plate; 302. a plugboard;
400. an adjustment mechanism; 401. adjusting a rod; 402. an adjusting seat; 4021. a first adjusting seat; 4022. a second adjusting seat; 403. a connecting rod assembly; 404. a first link; 405. a second link;
500. a first axis; 501. a second axis; 502. a middle line of the middle template in the width direction;
600. a support member; 601. and a formwork support bar.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, 2 and 4, the formwork system for casting a concrete wall with curved surface includes a plurality of supporting members 600 fixed relatively to the ground, and a formwork adjusting device 100 connected between two adjacent supporting members 600, the formwork adjusting device 100 includes a plurality of formworks 200 hinged in sequence, each formwork 200 is fixed with a connecting seat 300, the connecting seats 300 of two adjacent formworks 200 are connected through an adjusting mechanism 400, and the adjusting mechanism 400 includes:
an adjustment lever 401;
two adjusting seats 402 moving relatively along the adjusting rod 401;
each connecting seat 300 is in transmission connection with two adjusting seats 402 through a corresponding set of connecting rod assemblies 403;
when the distance between the two adjusting bases 402 is changed, the connecting rod assembly 403 pulls the two adjacent templates 200 to move relatively.
In order to pour the concrete wall body with the curved surface, the supporting pieces 600 can be provided in plurality, the template adjusting device 100 is connected between every two supporting pieces 600, and the arrangement positions corresponding to the pre-poured curved surface are adjusted through the change of the included angle of the adjacent templates in the template adjusting device 100.
Referring to fig. 6 and 7, the supporting member 600 includes a supporting template and a back edge connected to the supporting template, wherein two sides of the supporting template in the horizontal direction are provided with folding edges, the folding edges are fixedly connected to the adjacent templates 200 in a detachable connection manner, and when the supporting template is used, the supporting template and the templates 200 are sequentially arranged to form a continuous curved surface for limiting the casting space of the wall.
The back edge is used for reinforcing the supporting template, the through holes which are aligned with each other and used for penetrating bolts are formed in the supporting templates on the inner side and the outer side, a screw rod penetrates through the through holes, a sleeve is arranged outside the screw rod, the thickness of the curved wall is limited by adjusting the positions of nuts at two ends of the screw rod, the screw rod and concrete after pouring are isolated through the sleeve, and the bolts are convenient to detach after the pouring is finished.
Referring to fig. 8, at least one side of the back edge is provided with a support connected with the formwork support rod 601, and the support 600 is connected and fixed with the ground through the formwork support rod 601 in the casting process, so as to prevent the displacement or deformation of the formwork system.
When a wall body with a curved surface is poured, a plurality of supporting pieces are required to be arranged at intervals, adjustable template devices are arranged between every two adjacent supporting pieces, and the number of templates in each adjustable template device can be set as required.
When a wall with a curved surface is poured, referring to fig. 7, formwork systems are respectively arranged on two sides of the wall, the formwork adjusting device 100 in the formwork system forms a curved surface adapted to the corresponding side of the wall by adjusting the angle of the formwork 200, and the thickness of the wall determines the width difference of the formworks 200 of the formwork systems on the two sides (i.e. the length difference of each formwork in the horizontal direction).
In one use scenario, as shown in fig. 7, the inner side and the outer side of the wall are both arc surfaces, the distance between the two arc surfaces is the thickness of the wall, that is, the thickness of the wall is the radius difference between the inner side arc and the outer side arc, and the difference between the widths L2 of the inner side template 200 and the outer side template 200 is determined according to the radius difference between the inner side arc and the outer side arc. The width of the template 200 is set to various specifications as required, and different templates are selected for the inner side and the outer side of the wall body in the actual use process, so that the width difference of the inner side template and the outer side template meets the thickness requirement of the wall body. Aiming at the walls with different thicknesses, only the width of the template with the corresponding specification needs to be selected, so that the difference value of the width of the template meets the thickness of the wall, the corresponding width of the inner and outer side templates does not need to be respectively designed according to the thickness of the wall, and the universality is stronger.
In this embodiment, two adjacent templates 200 may be rotatably coupled by a conventional technique, for example, by hinges, and the connecting base 300 extends to the outside of the templates for a certain distance, so as to prevent the interference between the adjusting mechanism 400 and the templates 200 when the adjusting mechanism is deformed. The adjusting rod 401 has a certain length, the two sets of connecting rod assemblies 403 are deformed by rotating the adjusting rod 401, the adjusting process is convenient to operate and high in efficiency, and two adjacent templates can be linked with each other.
Referring to fig. 1 and 4, along the length direction of the adjusting rod 401, one or both of the two adjusting seats 402 is movably engaged with the adjusting rod 401;
the movable fit mode is sliding fit or threaded fit.
The adjustment rod 401 can also be used as a guide rod during sliding fit, and a positioning mechanism is correspondingly configured as required to keep the adjustment seat at the adjusted position.
During the screw-thread fit, the periphery of adjusting pole 401 is provided with the external screw thread, offers threaded hole and external screw thread cooperation on two regulation seats 402 and supplies adjusting pole 401 to wear to establish.
The arrangement of the extending direction of the adjusting rod 401 greatly affects the adjusting amplitude and the degree of interference between the adjusting rod and the templates, in a preferred embodiment, two adjacent templates 200 are rotationally matched around the first axis 500, and the length direction of the adjusting rod 401 is perpendicular to the first axis 500;
the two adjusting seats 402 comprise a first adjusting seat 4021 close to the first axis 500 and a second adjusting seat 4022 far away from the first axis 500, and the first adjusting seat 4021 is in rotating fit with the adjusting rod 401 and is in limit fit along the length direction of the adjusting rod 401;
the second adjustment seat 4022 is in threaded engagement with the adjustment rod 401.
In this embodiment, when the adjustment rod 401 is rotated, the first adjustment seat 4021 only rotates relative to the adjustment rod 401 and does not move relative to the adjustment rod, and the second adjustment seat 4022 can move along the adjustment rod 401 in a similar manner to the screw nut pair. The end of the adjusting rod 401 can be prevented from penetrating through the first adjusting seat 4021 and interfering with the first axis 500.
As shown in fig. 1, the X direction is the width direction of the template 200, the Y direction is the thickness direction of the template 200, and the Z direction is the height direction of the template 200 in fig. 2. Referring to fig. 3 and 5, the templates 200 are hinged to each other through a rotating shaft 203, the rotating shaft 203 extends in a direction parallel to the Z direction, and a first axis 500 is a center line of the rotating shaft 203.
In the preferred embodiment, the two sets of linkage assemblies 403 form a planar linkage, and the plane of the planar linkage is perpendicular to the first axis 500. The setting of this angle can guarantee to adjust and transmission efficiency is better.
In one embodiment, a plurality of sets of adjusting mechanisms 400 are disposed between two adjacent templates 200, and each set of adjusting mechanisms 400 is arranged in sequence along the first axis 500. When the area of the mold plate is large or high, the top and the bottom between two adjacent mold plates need to be synchronized during adjustment, so that a plurality of sets of adjusting mechanisms 400 are arranged along the Z direction in the embodiment, so that enough adjusting points between two adjacent mold plates 200 ensure synchronization, and the stability of support is correspondingly improved.
In order to simplify the structure and the interference and make the layout more stable and compact, in an embodiment, the number of the templates 200 is at least three, and the adjacent three templates 200 comprise a middle template 201 and two side templates 202;
the connecting seat 300 on the middle template 201 defines a second axis 501, and the second axis 501 is parallel to the first axis 500;
the adjustment mechanisms 400 between the middle template 201 and each of the side templates 202 are rotationally engaged about a second axis 501.
It can also be understood that two adjacent sets of adjustment mechanisms 400 share the connecting base 300 on the middle template 201, i.e. both are rotatably engaged about the second axis 501.
The connector holder 300 itself has no strict shape limitation, and for example, includes a fixing plate 301 for connecting the template 200, and a socket plate 302 matching with the fixing plate 301, one end of the fixing plate 301 is fixedly connected with the template 200, preferably by welding, one end of the socket plate 302 is fixed to the fixing plate 301, and the second axis 501 is located at a mounting hole on the socket plate 302.
In order for the connecting socket 300 to uniformly transmit the force of the adjusting mechanism 400 to the adjacent form, the direction perpendicular to the first axis 500 in the plane of the form 200 is the width direction of the form 200, and the second axis 501 is aligned with the center line 502 of the middle form in the width direction.
As shown in fig. 3, in order to ensure the deformation amplitude of the adjusting mechanism 400, i.e. to increase the adjusting angle of the adjacent templates as much as possible, the distance between the second axis 501 and the middle template 201 is L1 in one embodiment;
the width of the middle template 201 is L2;
it satisfies the ratio of L1 to L2 at 1: 1-1.5: 1.
The connecting rod assemblies 403 are mainly deformed by themselves and connected with the movable template in various ways, and in a preferred embodiment, in order to simplify the structure, each set of connecting rod assemblies 403 comprises a first connecting rod 404 and a second connecting rod 405, one end of each connecting rod is hinged to the same connecting seat 300, and the other end of each connecting rod is hinged to a corresponding adjusting seat 402;
the two sets of connecting rod assemblies 403 are symmetrically distributed on two sides of the adjusting rod 401.
Referring to fig. 5, in a preferred embodiment, the mold plates 200 are fixed with the limiting devices 204, and when two adjacent mold plates rotate to a limit angle, the limiting devices 204 on the two mold plates abut against each other for limiting.
The limiting devices 204 are respectively arranged at the top end and the bottom end of the template 200 by adopting a positioning plate mode, for example, a triangular opening is formed between the limiting devices 204 on two adjacent templates, the angle of the triangular opening is matched with the maximum adjusting range of the two adjacent templates, the limiting devices 204 can prevent the template 200 from being deformed, and the damage to the template 200 or an adjusting mechanism is reduced.
Referring to fig. 7 and 8, when the adjusting mechanism is used, the formworks 200 are arranged according to the shape of the curved wall, and the positioning and strength can be ensured at the preset position through the supporting member 600, when the adjusting mechanism is used, the adjusting rod 401 can be rotated to enable the second adjusting seat 4022 and the first adjusting seat 4021 to move relatively, so as to drive each set of connecting rod assemblies 403 to move, so that the adjusting mechanism 400 is deformed, and the force generated by the deformation is transmitted to two adjacent formworks 200 through the connecting seat 300, so as to adaptively change the angles of the adjacent formworks and maintain relative stability.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features. When technical features in different embodiments are represented in the same drawing, it can be seen that the drawing also discloses a combination of the embodiments concerned.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application.
Claims (8)
1. A formwork system for pouring contain curved surface concrete wall body, its characterized in that includes a plurality of support piece with ground relatively fixed to and connect the template adjusting device between two adjacent support piece, template adjusting device includes polylith articulated template in proper order, all is fixed with the connecting seat on each template, links to each other through adjustment mechanism between the connecting seat of two adjacent templates, adjustment mechanism includes:
adjusting a rod;
the two adjusting seats move relatively along the adjusting rod;
each connecting seat is in transmission connection with the two adjusting seats through a corresponding set of connecting rod assembly;
when the distance between the two adjusting seats is changed, the connecting rod assembly is used for drawing the two adjacent templates to move relatively;
the two adjacent templates are matched with each other in a rotating mode around a first axis, and the length direction of the adjusting rod is perpendicular to the first axis;
the two adjusting seats comprise a first adjusting seat close to the first axis and a second adjusting seat far away from the first axis, and the first adjusting seat is in rotating fit with the adjusting rod and is in limit fit along the length direction of the adjusting rod;
the second adjusting seat is in threaded fit with the adjusting rod.
2. The formwork system for casting a curved concrete wall according to claim 1, wherein the two sets of link assemblies form a planar linkage, and the plane of the planar linkage is perpendicular to the first axis.
3. The form system for casting a curved concrete wall according to claim 1, wherein a plurality of sets of adjustment mechanisms are disposed between two adjacent forms, each set of adjustment mechanisms being arranged in sequence along the first axis.
4. The form system for casting a curved concrete wall according to claim 1, wherein said form has at least three forms, and wherein adjacent three forms include a middle form and two side forms;
a second axis is determined on the connecting seat on the middle template and is parallel to the first axis;
and the adjusting mechanisms between the middle template and each side template are in running fit around the second axis.
5. The form system for casting a curved concrete wall according to claim 4, wherein the direction perpendicular to the first axis in the plane of the form is the form width direction, and the second axis is aligned with the centerline of the central form width direction.
6. The form system for casting a curved concrete wall according to claim 5, wherein the distance between the second axis and the middle form is L1;
the width of the middle template is L2;
it satisfies the ratio of L1 to L2 at 1: 1-1.5: 1.
7. The formwork system for casting a curved concrete wall according to claim 1, wherein each set of connecting rod assemblies comprises a first connecting rod and a second connecting rod, one end of each connecting rod is hinged to the same connecting seat, and the other end of each connecting rod is hinged to a corresponding adjusting seat;
the two sets of connecting rod assemblies are symmetrically distributed on two sides of the adjusting rod.
8. The form system for casting a curved concrete wall according to claim 1, wherein the forms are fixed with limiting devices, and when two adjacent forms rotate to a limit angle, the limiting devices on the two forms abut against each other for limiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430359.2A CN113152881B (en) | 2021-04-21 | 2021-04-21 | Formwork system for pouring concrete wall containing curved surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110430359.2A CN113152881B (en) | 2021-04-21 | 2021-04-21 | Formwork system for pouring concrete wall containing curved surface |
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| Publication Number | Publication Date |
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| CN113152881A CN113152881A (en) | 2021-07-23 |
| CN113152881B true CN113152881B (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110430359.2A Active CN113152881B (en) | 2021-04-21 | 2021-04-21 | Formwork system for pouring concrete wall containing curved surface |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113997388B (en) * | 2021-11-10 | 2023-03-28 | 南京砼利建筑咨询有限公司 | Self-adaptive mold design system and method |
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| DE3526955A1 (en) * | 1984-07-30 | 1986-05-22 | Frei & Egger AG, Au | Formwork and process for casting a container from concrete |
| CN1067088A (en) * | 1991-05-18 | 1992-12-16 | 帕歇工厂麦尔·G·有限公司 | The template that is used for surfaces varying in curvature |
| CN1188175A (en) * | 1997-01-15 | 1998-07-22 | 安托尼奥·那瓦罗·皮利兹 | Forming system for curved walls |
| EP1321601A1 (en) * | 2000-09-18 | 2003-06-25 | ULMA C y E, S. COOP. | Modular curved formwork system with variable radius |
| CN2751104Y (en) * | 2004-06-21 | 2006-01-11 | 龙贤明 | Multifunctional cast-in-situ arc beam, column template frame assembly |
| CN201546445U (en) * | 2009-11-20 | 2010-08-11 | 中煤第三建设（集团）有限责任公司 | Construction formwork and supporting system of reinforced concrete curved surface |
| CN102191856A (en) * | 2010-03-18 | 2011-09-21 | 彭宝安 | Curved surface template with adjustable curvature |
| CN205172000U (en) * | 2015-10-14 | 2016-04-20 | 平煤神马建工集团有限公司 | Arbitrary curved surface clear water concrete form bearing structure |
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2021
- 2021-04-21 CN CN202110430359.2A patent/CN113152881B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3526955A1 (en) * | 1984-07-30 | 1986-05-22 | Frei & Egger AG, Au | Formwork and process for casting a container from concrete |
| CN1067088A (en) * | 1991-05-18 | 1992-12-16 | 帕歇工厂麦尔·G·有限公司 | The template that is used for surfaces varying in curvature |
| CN1188175A (en) * | 1997-01-15 | 1998-07-22 | 安托尼奥·那瓦罗·皮利兹 | Forming system for curved walls |
| EP1321601A1 (en) * | 2000-09-18 | 2003-06-25 | ULMA C y E, S. COOP. | Modular curved formwork system with variable radius |
| CN2751104Y (en) * | 2004-06-21 | 2006-01-11 | 龙贤明 | Multifunctional cast-in-situ arc beam, column template frame assembly |
| CN201546445U (en) * | 2009-11-20 | 2010-08-11 | 中煤第三建设（集团）有限责任公司 | Construction formwork and supporting system of reinforced concrete curved surface |
| CN102191856A (en) * | 2010-03-18 | 2011-09-21 | 彭宝安 | Curved surface template with adjustable curvature |
| CN205172000U (en) * | 2015-10-14 | 2016-04-20 | 平煤神马建工集团有限公司 | Arbitrary curved surface clear water concrete form bearing structure |
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