CN107498698B - Drawing type hollow plate beam inner mold supporting mechanism - Google Patents
Drawing type hollow plate beam inner mold supporting mechanism Download PDFInfo
- Publication number
- CN107498698B CN107498698B CN201710831153.4A CN201710831153A CN107498698B CN 107498698 B CN107498698 B CN 107498698B CN 201710831153 A CN201710831153 A CN 201710831153A CN 107498698 B CN107498698 B CN 107498698B
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- support
- beam frame
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/28—Cores; Mandrels
- B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
A pull-out type hollow plate beam internal mold supporting mechanism comprises a fixed supporting beam frame, an upper support, a lower support, a side support and a rotating hinge; the fixed support beam frame is of a rectangular frame structure and is arranged in a full-length mode, upper supports are uniformly arranged at intervals along the upper side of the fixed support beam frame, lower supports are uniformly arranged at intervals along the bottom side of the fixed support beam frame, and side supports are respectively uniformly arranged at intervals along the left side and the right side of the fixed support beam frame; the upper support, the lower support and the side supports are respectively hinged on the fixed support beam frame through rotating hinges. Has the advantages that: the supporting structure is simplified, the locking mode is changed, the supporting structure is convenient to disassemble, and the working efficiency is improved; the transverse and vertical supports are reinforced, so that the forming quality and the qualification rate are improved; the integral type rotation locking mechanism is convenient to remove, the drawing is labor-saving, the working safety is improved, the loss of an inner mold is reduced, the service life of the template is prolonged, and the construction cost is reduced.
Description
Technical Field
The invention belongs to the technical field of road engineering template equipment, and particularly relates to an internal mold supporting structure for pouring a hollow concrete slab beam.
Background
The concrete slab beam that uses in highway road construction is the hollow slab beam, will use interior template bearing structure when pouring hollow slab beam formwork, and the hollow slab beam is pour and is solidified the shaping back, can remove the interior template bearing structure from hollow slab beam side port and demolish the pull-out.
Along with the improvement of the requirement on the road bearing capacity in the highway construction, the concrete hollow slab beam is structurally improved in the engineering, the hollow slab beam is made into a hollow slab beam with a variable joint surface, and the bearing capacity of the hollow slab is increased. Because the change of hollow slab beam structure, the hollow slab beam changes in the position size of the inner chamber variable pitch department binding off position, and the back is pour to the slab beam, and the centre form card is died in the inner chamber of hollow slab beam, and the pull can not come out, has to carry out destructive demolition to the inner mould, causes roof beam concrete to suffer destruction, seriously influences the quality and the template life-span of hollow slab beam. And in the process of destructively removing the template by using a tool, the inner template is easy to damage and deform and cannot be reused. The construction difficulty is seriously increased by the problems, so that the original hollow slab beam drawing inner die is not used.
In the current construction process, in order to complete the pouring construction of the variable-pitch-surface hollow slab beam, a solid foam body internal mold has to be adopted, the poured foam body internal mold is left in the variable-pitch-surface hollow slab beam, the variable-pitch-surface hollow slab beam belongs to a disposable article, the problem of overhigh construction cost is caused by the use of the disposable foam body internal mold due to large engineering consumption, and the soft deformation of the foam body internal mold is large, so that the quality of the hollow slab beam cannot be ensured.
Disclosure of Invention
The invention aims to solve the problems of inconvenient disassembly and unstable support structure of the hollow plate beam internal mold, which cause high construction cost and low efficiency, and provides a double-section hollow plate beam internal mold which can be repeatedly disassembled and used, is firm in transverse and vertical support and not easy to deform, and a bidirectional rigid locking support structure, and can be repeatedly used for a long time.
In order to achieve the purpose, the invention adopts the technical scheme that the longitudinal support and the transverse support are released in a mode of rotating, movably drawing and pulling the hinged shaft through the integral movable support structure, and the whole body is drawn out from the side port of the hollow slab beam.
The invention relates to a drawing type hollow plate beam internal mold supporting mechanism which consists of a fixed supporting beam frame, an upper support, a lower support, a side support and a rotating hinge; the fixed supporting beam frame is a rectangular frame structure and is arranged in a full-length mode, upper supports are uniformly arranged along the upper side of the fixed supporting beam frame at intervals, lower supports are uniformly arranged along the bottom side of the fixed supporting beam frame at intervals, and side supports are respectively uniformly arranged along the left side and the right side of the fixed supporting beam frame at intervals; the upper support, the lower support and the side supports are respectively hinged on the fixed support beam frame through rotating hinges.
The upper support, the lower support and the side supports are of plate-type structures, and the plate surface is transversely arranged along the fixed support beam frame.
The upper support, the lower support and the side support are arranged according to the depth of the hollow plate inner mold.
The upper support, the lower support and the side supports respectively form a movable included angle of 0-90 degrees with the fixed support beam frame.
The rotary hinge is provided with a movable rotating shaft and a fixed rotating shaft, the movable rotating shaft is movably hinged with the fixed supporting beam frame, and the fixed rotating shaft is fixedly connected with the upper support or the lower support or the side support.
The fixed rotating shaft and the upper support or the lower support or the side support form an included angle of 135 degrees.
The invention has the beneficial effects that: the supporting structure is simplified, the locking mode is changed, the supporting structure is convenient to disassemble, and the working efficiency is improved; the transverse support and the vertical support are strengthened, so that the forming quality and the qualified rate are improved; the integral type rotation locking mechanism is convenient to remove, the drawing is labor-saving, the working safety is improved, the loss of an inner mold is reduced, the service life of the template is prolonged, and the construction cost is reduced.
Drawings
Fig. 1 is a schematic view of the inner form support structure of the present invention.
Fig. 2 is a schematic structural diagram of the supporting mechanism of the present invention.
Fig. 3 is a schematic view of the support structure of the hinge mechanism of the present invention.
FIG. 4 is a schematic view of the release structure of the hinge mechanism of the present invention.
In the figure: the upper corner formwork 1, the lower corner formwork 2, the trapezoidal side formwork 3, the upper top formwork 4, the bottom formwork 5, the supporting mechanism 6, the fixed supporting beam frame 61, the upper support 62, the lower support 63, the side support 64, the rotating hinge 65, the drawing beam frame A, the movable support B, the hinge C, the movable rotating shaft C1 and the fixed rotating shaft C2.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below; any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present disclosure, and all such changes or substitutions are included in the scope of the present disclosure. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
As shown in the attached figure 1, the drawing type hollow plate girder internal mold supporting mechanism is applied to the building of the hollow plate girder and is used for supporting the hollow plate girder internal mold structure. The hollow plate girder internal mold belongs to a hollow plate girder construction auxiliary facility which is repeatedly utilized for many times, and is formed by combining and splicing two upper corner templates 1, two lower corner templates 2, two trapezoidal side templates 3, an upper top template 4 and a bottom template 5 to form a rectangular box body structure, the interior of the rectangular box body structure is fixedly supported by a supporting mechanism 6, after the hollow plate girder construction is completed and solidified, the supporting mechanism 6 is removed, the hollow plate girder is pulled out from a port of the hollow plate girder in sequence, and the hollow plate girder can be put into next use.
The drawing type hollow plate beam internal mold supporting mechanism is of an integral structure, the supporting state can be relieved by drawing the hollow plate beam from the port at one time, manual entry is not needed, the drawing type hollow plate beam internal mold supporting mechanism is easy and convenient, the loss of the supporting structure is low, and the drawing type hollow plate beam internal mold supporting mechanism can be repeatedly used.
As shown in fig. 2, the internal mold supporting mechanism of the pull-out type hollow plate beam of the invention is composed of a fixed supporting beam frame 61, an upper support 62, a lower support 63, a side support 64 and a rotating hinge 65, wherein the fixed supporting beam frame 61 is arranged along the whole length of a rectangular frame structure, the upper supports 62 are uniformly arranged along the upper side of the fixed supporting beam frame 61 at intervals, the lower supports 63 are uniformly arranged along the bottom side of the fixed supporting beam frame 61 at intervals, the side supports 64 are respectively uniformly arranged along the left side and the right side of the fixed supporting beam frame 61 at intervals, and the upper support 62, the lower support 63 and the side support 64 are respectively hinged on the fixed supporting beam frame 61 through the rotating hinge 65.
As shown in the attached figures 3 and 4, the hinge mechanism of the internal mold supporting mechanism of the pull-type hollow plate beam comprises a pull beam frame A, a movable support B and a hinge C, wherein the pull beam frame A and the movable support B are vertically supported by the hinge C in a 90-degree rotating mode in a supporting state, and the pull beam frame A and the movable support B are overlapped in a rotating mode through the hinge C in a demolding state; the hinge C is provided with a movable rotating shaft C1 and a fixed rotating shaft C2, the hinge C is arranged on the drawing beam frame A through the movable rotating shaft C1, and the hinge C is fixedly connected with the movable support B through the fixed rotating shaft C2 to form an included angle of 135 degrees; the movable support B is hinged with the drawing beam frame A through a movable rotating shaft C1 of the hinge C, and the movable support B forms a movable included angle of 0-90 degrees with the drawing beam frame A around the movable rotating shaft C1.
Claims (3)
1. The utility model provides a support mechanism for internal mold of pull type hollow slab beam, which is characterized in that: the device consists of a fixed support beam frame, an upper support, a lower support, a side support and a rotating hinge; the fixed support beam frame is of a rectangular frame structure and is arranged in a full-length mode, upper supports are uniformly arranged at intervals along the upper side of the fixed support beam frame, lower supports are uniformly arranged at intervals along the bottom side of the fixed support beam frame, and side supports are respectively uniformly arranged at intervals along the left side and the right side of the fixed support beam frame; the upper support, the lower support and the side supports are respectively hinged on the fixed support beam frame through rotating hinges; the upper support, the lower support and the side supports respectively form a movable included angle of 0-90 degrees with the fixed support beam frame; the rotating hinge is provided with a movable rotating shaft and a fixed rotating shaft, the movable rotating shaft is movably hinged with the fixed supporting beam frame, and the fixed rotating shaft is fixedly connected with the upper support or the lower support or the side support; the fixed rotating shaft and the upper support or the lower support or the side support form an included angle of 135 degrees.
2. The internal mold supporting mechanism of the pull-type hollow plate beam as claimed in claim 1, wherein: the upper support, the lower support and the side supports are of plate-type structures, and the plate surface is transversely arranged along the fixed support beam frame.
3. The internal mold supporting mechanism of the pull-type hollow plate beam as claimed in claim 1, wherein: the upper support, the lower support and the side support are arranged according to the depth of the hollow plate internal mold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710831153.4A CN107498698B (en) | 2017-09-15 | 2017-09-15 | Drawing type hollow plate beam inner mold supporting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710831153.4A CN107498698B (en) | 2017-09-15 | 2017-09-15 | Drawing type hollow plate beam inner mold supporting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN107498698A CN107498698A (en) | 2017-12-22 |
| CN107498698B true CN107498698B (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710831153.4A Active CN107498698B (en) | 2017-09-15 | 2017-09-15 | Drawing type hollow plate beam inner mold supporting mechanism |
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| CN (1) | CN107498698B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201605808U (en) * | 2010-02-05 | 2010-10-13 | 浙江永峰模具制造有限公司 | Draw-out prefabricated hollow slab steel core die |
| CN102294741A (en) * | 2011-07-14 | 2011-12-28 | 中铁二局股份有限公司 | Hinged draw type steel internal mould and construction method for prefabricating hollow slab beams |
| CN203700962U (en) * | 2014-01-09 | 2014-07-09 | 中铁十三局集团第六工程有限公司 | Simple umbrella type drawing internal mold for prefabricated hollow plate beam |
| CN106012859A (en) * | 2016-07-04 | 2016-10-12 | 宁夏宁博通模板有限责任公司 | Double-deflection hollow plate beam internal mould and bidirectional rigid locking support structure |
| CN106012772A (en) * | 2016-07-04 | 2016-10-12 | 宁夏宁博通模板有限责任公司 | Internal mold and supporting system of double-variable-pitch hollow plate beam |
| CN205799825U (en) * | 2016-07-04 | 2016-12-14 | 宁夏宁博通模板有限责任公司 | A kind of box beam inner formwork support structure |
| CN205975530U (en) * | 2016-08-29 | 2017-02-22 | 中国水利水电第七工程局有限公司 | Dual formula slip form construction device of bend loss and straight section concrete |
| CN206048472U (en) * | 2016-09-23 | 2017-03-29 | 宁夏新凯翔实业有限公司 | Hollow slab girder drawing and pulling type internal model |
| CN207206697U (en) * | 2017-09-15 | 2018-04-10 | 宁夏宁博通模板有限责任公司 | A kind of drawing and pulling type hollow plate beam internal model supporting mechanism |
-
2017
- 2017-09-15 CN CN201710831153.4A patent/CN107498698B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201605808U (en) * | 2010-02-05 | 2010-10-13 | 浙江永峰模具制造有限公司 | Draw-out prefabricated hollow slab steel core die |
| CN102294741A (en) * | 2011-07-14 | 2011-12-28 | 中铁二局股份有限公司 | Hinged draw type steel internal mould and construction method for prefabricating hollow slab beams |
| CN203700962U (en) * | 2014-01-09 | 2014-07-09 | 中铁十三局集团第六工程有限公司 | Simple umbrella type drawing internal mold for prefabricated hollow plate beam |
| CN106012859A (en) * | 2016-07-04 | 2016-10-12 | 宁夏宁博通模板有限责任公司 | Double-deflection hollow plate beam internal mould and bidirectional rigid locking support structure |
| CN106012772A (en) * | 2016-07-04 | 2016-10-12 | 宁夏宁博通模板有限责任公司 | Internal mold and supporting system of double-variable-pitch hollow plate beam |
| CN205799825U (en) * | 2016-07-04 | 2016-12-14 | 宁夏宁博通模板有限责任公司 | A kind of box beam inner formwork support structure |
| CN205975530U (en) * | 2016-08-29 | 2017-02-22 | 中国水利水电第七工程局有限公司 | Dual formula slip form construction device of bend loss and straight section concrete |
| CN206048472U (en) * | 2016-09-23 | 2017-03-29 | 宁夏新凯翔实业有限公司 | Hollow slab girder drawing and pulling type internal model |
| CN207206697U (en) * | 2017-09-15 | 2018-04-10 | 宁夏宁博通模板有限责任公司 | A kind of drawing and pulling type hollow plate beam internal model supporting mechanism |
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| CN107498698A (en) | 2017-12-22 |
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