CN209868950U - Prefabricated case roof beam centre form of pull formula - Google Patents
Prefabricated case roof beam centre form of pull formula Download PDFInfo
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- CN209868950U CN209868950U CN201822057968.4U CN201822057968U CN209868950U CN 209868950 U CN209868950 U CN 209868950U CN 201822057968 U CN201822057968 U CN 201822057968U CN 209868950 U CN209868950 U CN 209868950U
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Abstract
The utility model discloses a prefabricated case roof beam centre form of pull formula, its half module structure of controlling relative setting, the slip grafting is equipped with the connecting plate respectively between the top of two half module structures and bottom, and the slip grafting has the bracing piece between two connecting plates, the utility model discloses a pull connecting rod makes the inner membrance shrink for pull-out speed, inside the reduction people got into the case roof beam, improved the security, reduced intensity of labour.
Description
The technical field is as follows:
the utility model relates to a bridge prefabrication construction field, concretely relates to prefabricated case roof beam centre form of pull formula.
Background art:
the existing box girder internal mold is mostly in an assembled type, and in the preparation process, the internal mold parts are connected and assembled by welding, riveting and other complex ways, so that the assembly is time-consuming and labor-consuming; at the in-process that the centre form was demolishd, need operating personnel to get into the inside piecemeal of case roof beam and demolish, but the inner space of case roof beam is narrower and small usually, has the inconvenient problem of dismantlement, makes operating personnel intensity of labour increase simultaneously, and work efficiency reduces, the waste time.
The utility model has the following contents:
an object of the utility model is to provide a prefabricated case roof beam centre form of pull formula convenient to dismantle.
The utility model discloses by following technical scheme implement:
the utility model provides a prefabricated case roof beam centre form of pull formula, its includes the half module structure that relative setting about, two the top and the bottom of half module structure are equipped with the connecting plate in the slip grafting respectively, two the slip grafting has the bracing piece between two the connecting plate.
Preferably, the half-mold structure comprises a top plate, an upper side plate fixed at the bottom of the outer side of the top plate, a lower side plate hinged at the bottom of the upper side plate, and a bottom plate horizontally fixed at the bottom of the lower side plate, wherein the bottom plate and the top plate are arranged in parallel relatively; and a drawing structure is arranged between the top plate and the bottom plate on one side of the connecting plate.
Preferably, the drawing structure comprises an upper pull rod hinged to the bottom of the top plate and a lower pull rod hinged to the top of the bottom plate, and the bottom end of the upper pull rod and the top end of the lower pull rod are respectively connected with the transverse plate through bolts.
Preferably, reinforcing ribs are fixed between the top plate and the upper side plate and between the bottom plate and the lower side plate, respectively.
Preferably, reinforcing rib plates are respectively fixed on the inner sides of the top plate, the upper side plate, the lower side plate and the bottom plate.
Preferably, slide rails arranged along the length direction of the two half-mold structures are respectively fixed at the top and the bottom of the two half-mold structures, and the connecting plate is arranged between the two slide rails corresponding to the left and the right in a sliding manner.
The utility model has the advantages that: the inner mold of the utility model is divided into two opposite half mold structures, each half mold structure is a whole capable of moving partially, thereby avoiding the traditional single-chip complex splicing, welding and riveting, reducing the generation of abutted seams and saving the preparation time; the drawing structure is arranged in the middle of the inner die, so that the top plate of the half-die structure can be turned inwards when the die is removed, the top plate of the half-die structure is separated from concrete, the inner die is conveniently drawn out of the box girder, the drawing speed of the inner die is accelerated, the frequency of entering the box girder by an operator is reduced, the safety is improved, the labor intensity is reduced, and a large amount of time is saved; the plug-in connection of slide rail and connecting plate for two form structure connectivity, support nature are better, and difficult production of centre form is out of shape, displacement, and easy dismounting, convenient to use pouring the in-process.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described,
it is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
Fig. 1 is a schematic view of the structure of the present invention;
fig. 2 is a cross-sectional view of the structure of the present invention.
In the figure: the semi-module structure comprises a semi-module structure 1, a connecting plate 2, a supporting rod 3, a drawing structure 4, an upper pull rod 5, a lower pull rod 6, a transverse plate 7, a reinforcing rib plate 8, a reinforcing rib plate 9, a sliding rail 10 and a segment connecting flange plate 11.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The invention will be described in further detail with reference to the following detailed description and accompanying drawings:
as shown in fig. 1-2, a pull-out type prefabricated box girder inner mold comprises a half mold structure 1 which is oppositely arranged on the left and right, wherein the half mold structure 1 comprises a top plate, an upper side plate fixed at the bottom of the outer side of the top plate, a lower side plate hinged at the bottom of the upper side plate and a bottom plate horizontally fixed at the bottom of the lower side plate, the bottom plate and the top plate are oppositely arranged in parallel, and the top plate, the upper side plate, the lower side plate and the top plate are all formed by bending 8mm thick steel plates; the top and the bottom of the two half-mold structures 1 are respectively fixed with a slide rail 10 arranged along the length direction, the connecting plate 2 is arranged between the two slide rails 10 corresponding to the left and the right in a sliding manner, the connecting plate 2 plays a role in connecting the two half-mold structures 1 and has a supporting effect on the top and the bottom during pouring, a supporting rod 3 is inserted between the two connecting plates 2 in a sliding manner, the supporting rod 3 plays a role in supporting the two connecting plates 2, so that the connecting plates 2 are not easy to deform, the inserted structure is convenient to detach and mount, the efficiency is improved, and the time is saved; a drawing structure 4 is arranged between the top plate and the bottom plate on one side of the connecting plate 2, the drawing structure 4 comprises an upper pull rod 5 hinged to the top and the bottom of the plate and a lower pull rod 6 hinged to the top of the bottom plate, the bottom end of the upper pull rod 5 and the top end of the lower pull rod 6 are respectively in bolted connection with a transverse plate 7, and when the bolts are tightened, the drawing structure 4 is in a vertical state and plays a role in supporting the top plate and the bottom plate; reinforcing ribs 8 are respectively fixed between the top plate and the upper side plate and between the bottom plate and the lower side plate, and the reinforcing ribs 8 reinforce four corners of the inner film, so that the inner film is not easy to deform when being pulled; reinforcing rib plates 9 are respectively fixed on the inner sides of the top plate, the upper side plate, the lower side plate and the bottom plate, so that the rigidity, stability and strength of the inner die are enhanced, and the integrity of the appearance in the drawing process is ensured; the front end face and the rear end face of the top plate, the upper side plate, the lower side plate and the bottom plate are fixedly provided with segment connecting flange plates 11 which are convenient to be connected with other internal molds; the reinforcing rib plate 9 can be made of No. 8 channel steel, and the transverse plate 7 is made of No. 18 channel steel.
The working principle is as follows: when the mold is disassembled, the upper end and the lower end of the supporting rod 3 are firstly taken down from the two connecting plates 2 in a sliding mode, then the connecting plates 2 are taken down from the sliding rails 10 in a sliding mode, the half mold structures 1 which are oppositely arranged on the left side and the right side are separated, bolts for connecting the lower end of the upper pull rod 5 and the upper end of the lower pull rod 6 with the transverse plate 7 are unscrewed, a steel wire rope at the traction end of a winch is connected with the transverse plate 7, the transverse plate 7 drives the upper pull rod 5 and the lower pull rod 6 to pull through the traction force of the winch, the upper pull rod 5 and the lower pull rod 6 drive the top plate of the half mold structure 1 to retract, the upper side plate of the half mold structure 1 is inwards bent towards the direction of the lower side plate, the bending angle is.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a prefabricated case roof beam centre form of pull formula which characterized in that, it includes the half module structure of controlling relative setting, two the sliding plug is equipped with the connecting plate respectively between the top and the bottom of half module structure, two sliding plug has the bracing piece between the connecting plate.
2. The pull-type precast box girder inner mold according to claim 1, wherein the half mold structure comprises a top plate, an upper side plate fixed at the bottom of the outer side of the top plate, a lower side plate hinged at the bottom of the upper side plate, and a bottom plate horizontally fixed at the bottom of the lower side plate, the bottom plate and the top plate are arranged in parallel relatively; and a drawing structure is arranged between the top plate and the bottom plate on one side of the connecting plate.
3. The pull-type precast box girder inner mold according to claim 2, wherein the pull structure comprises an upper pull rod hinged to the bottom of the top plate and a lower pull rod hinged to the top of the bottom plate, and the bottom end of the upper pull rod and the top end of the lower pull rod are respectively connected with a transverse plate bolt.
4. The inner mold of a drawn precast box girder according to any one of claims 2 or 3, wherein reinforcing ribs are fixed between the top plate and the upper side plate and between the bottom plate and the lower side plate, respectively.
5. The internal mold of a drawable precast box girder according to any one of claims 2 or 3, wherein reinforcing rib plates are fixed to the inner sides of the top plate, the upper side plate, the lower side plate and the bottom plate, respectively.
6. The pull-type precast box girder inner mold according to claim 4, wherein reinforcing rib plates are respectively fixed to the inner sides of the top plate, the upper side plate, the lower side plate and the bottom plate.
7. The pull-out precast box girder inner mold according to any one of claims 1, 2, 3 or 6, wherein slide rails are fixed at the top and bottom of the two half mold structures respectively and arranged along the length direction of the two half mold structures, and the connecting plate is slidably arranged between the two slide rails corresponding to the left and right.
8. The pull-type precast box girder inner mold according to claim 4, wherein slide rails are fixed at the top and the bottom of the two half mold structures respectively and arranged along the length direction of the two half mold structures, and the connecting plate is slidably arranged between the two slide rails corresponding to the left and the right.
9. The pull-type precast box girder inner mold according to claim 5, wherein slide rails are fixed at the top and the bottom of the two half mold structures respectively and arranged along the length direction of the two half mold structures, and the connecting plate is slidably arranged between the two slide rails corresponding to the left and the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822057968.4U CN209868950U (en) | 2018-12-07 | 2018-12-07 | Prefabricated case roof beam centre form of pull formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822057968.4U CN209868950U (en) | 2018-12-07 | 2018-12-07 | Prefabricated case roof beam centre form of pull formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209868950U true CN209868950U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822057968.4U Active CN209868950U (en) | 2018-12-07 | 2018-12-07 | Prefabricated case roof beam centre form of pull formula |
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| Country | Link |
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| CN (1) | CN209868950U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923201A (en) * | 2020-07-03 | 2020-11-13 | 山东泰迅装配式建筑科技有限公司 | Automatic change PPVC centre form structure |
| CN111958782A (en) * | 2020-07-03 | 2020-11-20 | 山东泰迅装配式建筑科技有限公司 | PPVC internal mold structure and use method |
-
2018
- 2018-12-07 CN CN201822057968.4U patent/CN209868950U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111923201A (en) * | 2020-07-03 | 2020-11-13 | 山东泰迅装配式建筑科技有限公司 | Automatic change PPVC centre form structure |
| CN111958782A (en) * | 2020-07-03 | 2020-11-20 | 山东泰迅装配式建筑科技有限公司 | PPVC internal mold structure and use method |
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