CN112008856A - Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation - Google Patents
Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation Download PDFInfo
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- CN112008856A CN112008856A CN202011064512.6A CN202011064512A CN112008856A CN 112008856 A CN112008856 A CN 112008856A CN 202011064512 A CN202011064512 A CN 202011064512A CN 112008856 A CN112008856 A CN 112008856A
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- Prior art keywords
- corrugated pipe
- bottom plate
- steel reinforcement
- box girder
- installation
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 49
- 239000010959 steel Substances 0.000 title claims abstract description 49
- 230000002787 reinforcement Effects 0.000 title claims abstract description 26
- 238000009434 installation Methods 0.000 title claims abstract description 19
- 238000007493 shaping process Methods 0.000 title claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 18
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 13
- 239000008397 galvanized steel Substances 0.000 claims description 13
- 210000003205 muscle Anatomy 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 4
- 239000011241 protective layer Substances 0.000 abstract 1
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Classifications
-
- 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
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- 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
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a forming die frame applied to forming of a prefabricated box girder steel reinforcement framework and installation of a corrugated pipe, and solves the technical problems that the existing forming die frame applied to forming of the prefabricated box girder steel reinforcement framework and installation of the corrugated pipe is inconvenient to adjust and can not position a main rib and the corrugated pipe. The forming die comprises a bottom plate support, wherein two bottom longitudinal beams which are arranged at intervals are arranged on the bottom plate support, a cross beam is connected between the two bottom longitudinal beams, bottom stirrup positioning grooves are formed in the bottom longitudinal beams, main reinforcement positioning grooves are formed in the cross beam, and forming die lateral positioning frames which are located on two sides of the bottom longitudinal beams are arranged on the bottom plate support. The invention solves the problems of difficulty and requirement of construction period in the construction processes of size, quantity, spacing, thickness accuracy of the protective layer, installation of the corrugated pipe and the like of the prefabricated box girder steel reinforcement framework, shortens the construction period for a project, saves the cost and increases the economic benefit.
Description
Technical Field
The invention belongs to the technical field of box girder prefabrication processing, and particularly relates to a die frame applied to prefabricated box girder steel reinforcement framework forming and corrugated pipe installation.
Background
In the construction process of precast box girder steel bars, the traditional method is to firstly bind the steel bars of the bottom plate and the web plate, and then bind the steel bars of the top plate after the inner die and the outer die are assembled. Because the types and the quantity of the steel bars of the common box girder are extremely large, and the embedded parts such as the corrugated pipe and the like require high positioning precision, positioning deviation is easily caused in the traditional construction process, a large amount of labor time is consumed for adjusting the positions of the embedded parts such as the steel bar interval and the corrugated pipe and the like in the later period, and meanwhile, the problems of steel bar deformation, secondary deviation and the like are possibly caused due to excessive walking of workers on the steel bars subjected to binding forming, so that the steel bar positioning and forming quality of the box girder are difficult to ensure.
In order to solve the problem, the current utility model patent of the grant bulletin date is 2017.12.26, No. CN206796168U discloses a prefabricated box girder reinforcing bar complete set installation device is used in the construction, including the bottom web reinforcing bar child die carrier that is used for reinforcing bar interval location ligature and forms the bottom web combination reinforcing bar frame of prefabricated box girder, be used for reinforcing bar interval location ligature and form the roof reinforcing bar child die carrier of the roof reinforcing bar frame of prefabricated box girder and be used for hoist and mount concatenation between roof reinforcing bar frame and bottom web combination reinforcing bar frame and the reinforcing bar skeleton hoist device of prefabricated box girder reinforcing bar frame integral movement hoist and mount. The whole steel bar binding process is positioned in the respective steel bar positioning binding mold, so that the steel bar positioning deviation is reduced, the steel bar interval adjusting process in later pouring is eliminated, and the construction speed is high; the positioning and binding processes of the steel bars are completed by means of the die, so that the constructors are prevented from walking on the surfaces of the steel bars, and the probability of deformation and secondary deviation of the steel bars after positioning and binding is reduced.
However, the technical scheme of the patent still has the defects that: firstly, weld the sleeve pipe on vertical supporting seat, adopt plug-type reinforcing bar interval positioner and a plurality of sleeve pipe pull cooperation that a plurality of regulation poles make up, and then realize the size adjustment of horizontal direction, because plug-type reinforcing bar interval positioner is in the longitudinal direction in a large number and each weight is heavier, therefore this kind of operating mode not only takes a lot of work and difficultly but also adjusts inconveniently. Secondly, the bottom reinforcing steel bar groove and the top reinforcing steel bar groove can only position the stirrup, and the main reinforcement and the corrugated pipe cannot be positioned. In addition, the bottom web steel bar die frame and the top plate steel bar die frame adopt split type design, and the structure is complex.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a die frame applied to the forming of a steel reinforcement framework of a prefabricated box girder and the installation of a corrugated pipe, and solves the technical problems that the existing die frame applied to the forming of the steel reinforcement framework of the prefabricated box girder and the installation of the corrugated pipe is inconvenient to adjust and can not position a main rib and the corrugated pipe.
The technical scheme of the invention is realized as follows: the utility model provides a be applied to bed die frame of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation, includes the bottom plate support, is provided with two bottom longerons that the interval set up on the bottom plate support, is connected with the crossbeam between two bottom longerons, has seted up bottom stirrup constant head tank on the longeron of bottom, has seted up the owner muscle constant head tank on the crossbeam, be provided with the bed die side direction locating rack that is located bottom longeron both sides on the bottom plate support.
Furthermore, the forming die lateral positioning frame comprises a vertical stand column connected with a bottom plate support, an inclined support column is arranged between the top of the vertical stand column and the bottom plate support, a plurality of horizontally arranged galvanized steel pipes are welded between the vertical stand column and the inclined support column, the galvanized steel pipes are arranged at intervals in the vertical direction, reinforcing columns are inserted in the galvanized steel pipes in an alternate mode, and lateral longitudinal ribs of the prefabricated box girder steel reinforcement framework are lapped on the galvanized steel pipes.
Furthermore, a top longitudinal beam is arranged at the joint of the vertical upright column and the inclined supporting column, and a side stirrup positioning groove is formed in the top longitudinal beam.
Furthermore, a corrugated pipe supporting beam is welded between the vertical upright post and the inclined supporting column, a plurality of corrugated pipe supporting beams are arranged at intervals up and down, and a lateral corrugated pipe positioning block used for limiting the horizontal displacement of the lateral corrugated pipe is arranged on each corrugated pipe supporting beam.
Furthermore, a bottom corrugated pipe positioning plate for limiting the horizontal position of the bottom corrugated pipe is arranged in the bottom plate support.
Furthermore, the cross beam is a channel steel, and the bottom longitudinal beam is an angle steel.
Compared with the prior art, the invention has the beneficial effects that:
construction convenience: the moulding bed film frame of case roof beam framework of steel reinforcement shaping and bellows installation, it is fixed to compare traditional system roof beam pedestal ligature construction position, can reduce the material secondary and transport, construction convenience, swift.
The economic benefit is high: the moulding bed frame for forming the steel reinforcement framework of the box girder and installing the corrugated pipe has the advantages of simple construction process, greatly reduced labor input and shortened construction period, thereby realizing higher economic benefit.
The construction efficiency is high: the moulding bed frame of case roof beam framework of steel reinforcement shaping and bellows installation, many sections simultaneous construction of reinforcing bar shaping in-process, many working faces are alternately operation simultaneously to can guarantee that bellows installation location is accurate, one shot forming improves work efficiency.
The quality qualification rate is high: the number, size, space, corrugated pipe coordinates and the like of the steel bars and the stirrups are fixed according to the reserved positions of the tire membrane frame, and the on-site practice proves that the one-step forming qualification rate of the steel bar framework reaches more than 95%.
Drawings
In order to illustrate the embodiments of the invention more clearly, the drawings that are needed in the description of the embodiments will be briefly described below, it being apparent that the drawings in the following description are only some embodiments of the invention, and that other drawings may be derived from those drawings by a person skilled in the art without inventive effort.
FIG. 1 is a schematic cross-sectional view of a steel bar overlapping structure according to the present invention;
fig. 2 is a schematic cross-sectional structure view of the bellows overlapping structure of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The utility model provides a be applied to child die carrier of prefabricated box girder framework of steel reinforcement shaping and bellows installation, as shown in fig. 1, includes bottom plate support 1, is provided with bottom plate bellows locating plate 11 of restriction bottom bellows horizontal position in the bottom plate support 1, fixes a position the bottom bellows in the prefabricated box girder framework of steel reinforcement through bottom plate bellows locating plate 11.
The bottom plate support 1 is provided with two bottom longitudinal beams 2 arranged at intervals, the bottom longitudinal beam 2 is provided with a bottom stirrup positioning groove 21, the bottom stirrup positioning groove 21 is used for clamping a bottom stirrup of a steel reinforcement framework of the prefabricated box girder, and the bottom longitudinal beam 2 is preferably made of angle steel. Be connected with crossbeam 3 between two bottom longerons 2, seted up main muscle constant head tank 31 on the crossbeam 3, main muscle constant head tank 31 is used for fixing a position the main muscle in the stirrup of bottom, because main muscle diameter is great, the preferred channel-section steel preparation that uses of crossbeam.
And the bottom plate support 1 is provided with a moulding bed lateral positioning frame which is positioned at two sides of the bottom longitudinal beam 2 and is used for positioning a lateral stirrup, a lateral longitudinal bar and a lateral corrugated pipe of a prefabricated box girder steel reinforcement framework.
Specifically, the forming die lateral positioning frame comprises a vertical upright column 41 connected with the bottom plate support 1, an inclined support column 42 is arranged between the top of the vertical upright column 41 and the bottom plate support 1, a plurality of horizontally arranged galvanized steel pipes 43 are welded between the vertical upright column 41 and the inclined support column 42, the galvanized steel pipes 43 are arranged at intervals in the vertical direction, reinforcing columns 44 are inserted in the galvanized steel pipes 43 in a penetrating manner, the galvanized steel pipes 43 and the reinforcing columns 44 are used for performing height positioning on lateral longitudinal ribs with different heights, and the lateral longitudinal ribs of the prefabricated box girder steel reinforcement framework are lapped on the galvanized steel pipes 43.
As shown in fig. 2, a top longitudinal beam 45 is arranged at the joint of the vertical column 41 and the inclined supporting column 42, a side stirrup positioning groove is formed in the top longitudinal beam 45, a side stirrup outside the side longitudinal stirrup is positioned through the side stirrup positioning groove, and the top longitudinal beam 45 is preferably made of angle steel.
Furthermore, a plurality of corrugated pipe supporting beams 12 are welded between the vertical upright column 41 and the inclined supporting column 42, the corrugated pipe supporting beams 12 are arranged at intervals up and down, and the corrugated pipe supporting beams 12 are used for positioning the height of each position of the lateral corrugated pipe. The corrugated pipe supporting beam 12 is provided with a lateral corrugated pipe positioning block 13 for limiting the horizontal displacement of the lateral corrugated pipe, and the lateral corrugated pipe positioning block 13 is used for limiting each position of the lateral corrugated pipe in a left-right mode.
Nothing in this specification is intended to be exhaustive of all conventional and well known techniques.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. The utility model provides a be applied to bed die frame of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation, includes bottom plate holder (1), is provided with two bottom longerons (2) that the interval set up on bottom plate holder (1), its characterized in that: be connected with crossbeam (3) between two bottom longerons (2), seted up bottom stirrup constant head tank on bottom longeron (2), seted up main muscle constant head tank (31) on crossbeam (3), be provided with the bed die side direction locating rack that is located bottom longeron (2) both sides on bottom plate support (1).
2. The tire mold frame applied to forming of the steel reinforcement framework of the prefabricated box girder and installation of the corrugated pipe according to claim 1, which is characterized in that: the side positioning frame for the forming die comprises a vertical upright post (41) connected with a bottom plate support (1), inclined support columns (42) are arranged between the tops of the vertical upright posts (41) and the bottom plate support (1), a plurality of horizontally arranged galvanized steel pipes (43) are welded between the vertical upright posts (41) and the inclined support columns (42), the galvanized steel pipes (43) are arranged at intervals in the vertical direction, reinforcing columns (44) are inserted in the galvanized steel pipes (43), and lateral longitudinal ribs of a prefabricated box girder steel reinforcement framework are lapped on the galvanized steel pipes (43).
3. The tire mold frame applied to forming of the steel reinforcement framework of the prefabricated box girder and installation of the corrugated pipe as claimed in claim 2, wherein: the connecting part of the vertical upright column (41) and the inclined supporting column (42) is provided with a top longitudinal beam (45), and the top longitudinal beam (45) is provided with a side stirrup positioning groove.
4. The tire mold frame applied to forming of the steel reinforcement framework of the prefabricated box girder and installation of the corrugated pipe according to claim 3, wherein the tire mold frame comprises: a corrugated pipe supporting beam (12) is welded between the vertical upright column (41) and the inclined supporting column (42), a plurality of corrugated pipe supporting beams (12) are arranged at intervals up and down, and a lateral corrugated pipe positioning block (13) used for limiting the horizontal displacement of a lateral corrugated pipe is arranged on each corrugated pipe supporting beam (12).
5. The tire mold frame applied to the molding of the steel reinforcement framework of the prefabricated box girder and the installation of the corrugated pipe according to any one of claims 1 to 4, wherein: and a bottom plate corrugated pipe positioning plate (11) for limiting the horizontal position of the bottom corrugated pipe is arranged in the bottom plate support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011064512.6A CN112008856A (en) | 2020-09-30 | 2020-09-30 | Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011064512.6A CN112008856A (en) | 2020-09-30 | 2020-09-30 | Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112008856A true CN112008856A (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011064512.6A Pending CN112008856A (en) | 2020-09-30 | 2020-09-30 | Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation |
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| Country | Link |
|---|---|
| CN (1) | CN112008856A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808729A (en) * | 2022-05-16 | 2022-07-29 | 中铁七局集团有限公司 | Positioning device for pre-buried prestressed corrugated pipe in box girder |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203888030U (en) * | 2014-06-12 | 2014-10-22 | 中铁五局（集团）有限公司 | Locating device |
| CN206306252U (en) * | 2016-12-07 | 2017-07-07 | 中铁一局集团有限公司 | A kind of prefabricated small box girder reinforcing bar colligation moulding bed |
| CN207696760U (en) * | 2017-12-27 | 2018-08-07 | 山西五建集团有限公司 | Prefabricated case beam framework of steel reinforcement tool-type shaper |
| CN212385683U (en) * | 2020-09-30 | 2021-01-22 | 中国建筑第七工程局有限公司 | Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation |
-
2020
- 2020-09-30 CN CN202011064512.6A patent/CN112008856A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203888030U (en) * | 2014-06-12 | 2014-10-22 | 中铁五局（集团）有限公司 | Locating device |
| CN206306252U (en) * | 2016-12-07 | 2017-07-07 | 中铁一局集团有限公司 | A kind of prefabricated small box girder reinforcing bar colligation moulding bed |
| CN207696760U (en) * | 2017-12-27 | 2018-08-07 | 山西五建集团有限公司 | Prefabricated case beam framework of steel reinforcement tool-type shaper |
| CN212385683U (en) * | 2020-09-30 | 2021-01-22 | 中国建筑第七工程局有限公司 | Be applied to bed-jig of prefabricated case roof beam framework of steel reinforcement shaping and bellows installation |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114808729A (en) * | 2022-05-16 | 2022-07-29 | 中铁七局集团有限公司 | Positioning device for pre-buried prestressed corrugated pipe in box girder |
| CN114808729B (en) * | 2022-05-16 | 2023-06-02 | 中铁七局集团有限公司 | Positioning device for pre-buried pre-stress corrugated pipe in box girder |
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