CN206277488U - A kind of overhead moulding board of precast beam of railway - Google Patents
A kind of overhead moulding board of precast beam of railway Download PDFInfo
- Publication number
- CN206277488U CN206277488U CN201621216346.6U CN201621216346U CN206277488U CN 206277488 U CN206277488 U CN 206277488U CN 201621216346 U CN201621216346 U CN 201621216346U CN 206277488 U CN206277488 U CN 206277488U
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- mould bases
- nut
- inner template
- rod
- demoulding
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Abstract
The utility model is related to a kind of overhead moulding board of precast beam of railway, including inner template and exterior sheathing；Its innovative point is：The inner template includes top board mould bases, side plate mould bases, base plate mould bases and fillet mould bases, and top board mould bases, side plate mould bases and base plate mould bases form a polygon mould bases frame unit；The joining place of top board mould bases, side plate mould bases and base plate mould bases uses fillet mould bases transition；The connection wire rod for supporting each mould bases is provided with inner template；By being provided with the screw-rod structure that external thread rod and nut are worked in coordination in precast beam inner template, the position adjustments during assembling to inner-film plate are realized by the regulation to nut, it is easy to quick positioning and quick assembling, is carrying out realizing fast quick-detach by the cooperation of nut and external thread rod when template is dismantled after having poured concrete.
Description
Technical field
The utility model is related to bridge construction field, more particularly to a kind of overhead moulding board of precast beam of railway.
Background technology
With expanding economy and the proposition of national the Belt and Road strategy, railway is huge as volume of freight, economical and practical
Means of transportation has obtained increasing people's concern, and country is also greatly developing railway construction；General railway is running into complexity
Landform when need set up the overhead construction to complete railway overpass of railway, and for railway elevated bridge construction use
Prefabricated completion is carried out on ground to lift combination again to realize the construction of elevated bridge.
Such as a kind of bridge formwork separating mechanism that China Patent No. 201520082026.5 is announced, including bridge formwork,
Characterized in that, also including at least one separating mechanism assembly, any described separating mechanism assembly includes jack and connection
Part, the jack includes piston rod and cylinder body, and the connector is removable with the end of the piston rod and bridge formwork respectively
Formula connection is unloaded, when the jack is acted, the piston rod shrinks and drives bridge formwork to work by described connector
Stopper rod shrinkage direction is moved.
Although above-mentioned patent solves the separation problem of bridge formwork to a certain extent, complex structure, operation is tired
Difficulty, and cannot meet quick with conveniently when bridge formwork is built, overhead girder uses this mould during building on the ground
Plate, its performance-adjustable is poor, is needed using multiple template splicing and substantial amounts of template, the degree of modularity for different structures
Low, production efficiency is low, wastes time and energy.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of overhead moulding board of precast beam of railway, can solve the problem that railway is high
The template adjustability when ground is built of building bridge is poor, assembly and disassembly inconvenience, the low problem of the degree of modularity.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of overhead moulding board of precast beam of railway, including
Inner template and exterior sheathing；Its innovative point is：The inner template includes top board mould bases, side plate mould bases, base plate mould bases and fillet mould
Frame, top board mould bases, side plate mould bases and base plate mould bases form a polygon mould bases frame unit；Top board mould bases, side plate mould bases and base plate
The joining place of mould bases uses fillet mould bases transition；The connection wire rod for supporting each mould bases is provided with inner template；
The connection wire rod is the screw-rod structure that nut and external thread rod are worked in coordination；Including nut, connecting rod and external screw thread
Bar；One end of the external thread rod is connected on polygon mould bases frame unit, and connecting rod is hollow-core construction, and nut is arranged at company
One end of bar and can be rotated around connecting rod, nut coordinates each mould bases with the external thread rod being connected on polygon mould bases frame unit
Hold out against；
The exterior sheathing forms a groove for accommodating inner template, and receiving concrete slurry is left between inner template and exterior sheathing
Space；Stripper apparatus is provided with the exterior sheathing.
Preferably, the connection wire rod includes horizontal lead screw and vertical screw mandrel, and vertical screw mandrel is connected to top board mould bases and bottom
Between template die frame, horizontal lead screw is connected between the side plate mould bases of top board mould bases and base plate mould bases both sides.
Preferably, the inner template has several polygon mould bases frame units, the polygon mould bases frame unit of inner template
The groove direction for accommodating inner template along exterior sheathing is connected and is laid.
Preferably, connection wire rod support frame has been built between the connection wire rod.
Preferably, the stripper apparatus includes demoulding screw mandrel and demoulding nut, and demoulding nut is connected with exterior sheathing, demoulding silk
Bar and demoulding nut screw connection, the demoulding is realized in exterior sheathing movement together with demoulding nut under the rotation of demoulding screw mandrel.
The utility model has the advantage of：
1）The screw-rod structure that external thread rod and nut are worked in coordination is provided with by precast beam inner template, by nut
The regulation position adjustments of realizing during to the assembling of inner-film plate, be easy to quick positioning and quick assembling, after concrete has been poured
Carry out realizing fast quick-detach by the cooperation of nut and external thread rod when template is dismantled；
2）Moulding board of precast beam can be by connection wire rod by top board mould bases, side plate mould bases, base plate mould bases and fillet when building
Mould bases connects into single module, then integral moduleization assembling, realizes that the quick assembling of moulding board of precast beam is built, and be conducive to whole
Moduleization is dismantled.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the overhead precast beam structure schematic diagram of railway of the present utility model.
Fig. 2 is another angle schematic diagram of the overhead precast beam of railway of the present utility model.
Fig. 3 is the partial enlarged drawing of the overhead precast beam of railway of the present utility model.
Specific embodiment
The following examples can make professional and technical personnel that the utility model is more fully understood, but therefore will not
The utility model is limited among described scope of embodiments.
The overhead moulding board of precast beam of a kind of railway as shown in Figure 1, 2, including inner template 1 and exterior sheathing 2；The inner template 1
Including top board mould bases 11, side plate mould bases 12, base plate mould bases 13 and fillet mould bases 14, top board mould bases 11, side plate mould bases 12 and base plate
Mould bases 13 forms a polygon mould bases frame unit 4；The joining place of top board mould bases 11, side plate mould bases 12 and base plate mould bases 13 is using circle
The transition of angle mould frame 14；The connection wire rod 3 for supporting each mould bases is provided with inner template 1.
As shown in figure 3, connection wire rod 3 is the screw-rod structure that nut 31 and external thread rod 32 are worked in coordination；Including nut 31,
Connecting rod 33 and external thread rod 32；The external thread rod 32 is connected on polygon mould bases frame unit 4, and connecting rod 33 is hollow-core construction,
Nut 31 is arranged at one end of connecting rod 33 and can be rotated around connecting rod 33, nut 31 be connected to polygon mould bases frame unit
External thread rod 32 on 4 coordinates and holds out against each mould bases.
Connection wire rod 3 includes horizontal lead screw and vertical screw mandrel, and vertical screw mandrel is connected to top board mould bases 11 and base plate mould bases 13
Between, horizontal lead screw is connected between the side plate mould bases 12 of top board mould bases 11 and the both sides of base plate mould bases 13.
Exterior sheathing 2 forms a groove 21 for accommodating inner template, and receiving concrete grout is left between inner template 1 and exterior sheathing 2
The space of material；Stripper apparatus is provided with the exterior sheathing 2.
Inner template 1 has several polygon mould bases frame units 4, and the polygon mould bases frame unit 4 of inner template 1 is along external mold
Plate 2 accommodates the direction of the groove 21 series connection laying of inner template 1.
Connection wire rod support frame 5 has been built between connection wire rod 3.
Stripper apparatus includes demoulding screw mandrel and demoulding nut, and demoulding nut is connected with exterior sheathing, demoulding screw mandrel and demoulding spiral shell
Mother coordinates, and the demoulding is realized in exterior sheathing movement together with demoulding nut under the rotation of demoulding screw mandrel.
It should be understood by those skilled in the art that, the utility model is not restricted to the described embodiments, above-described embodiment and
Principle of the present utility model simply is illustrated described in specification, on the premise of the utility model spirit and scope are not departed from,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the utility model scope
It is interior.The claimed scope of the utility model is by appending claims and its equivalent thereof.
Claims (5)
1. a kind of overhead moulding board of precast beam of railway, including inner template and exterior sheathing；It is characterized in that：The inner template includes top board
Mould bases, side plate mould bases, base plate mould bases and fillet mould bases, top board mould bases, side plate mould bases and base plate mould bases form a polygon mould bases
Frame unit；The joining place of top board mould bases, side plate mould bases and base plate mould bases uses fillet mould bases transition；Support is provided with inner template
The connection wire rod of each mould bases；
The connection wire rod is the screw-rod structure that nut and external thread rod are worked in coordination；Including nut, connecting rod and external thread rod；Institute
The one end for stating external thread rod is connected on polygon mould bases frame unit, and connecting rod is hollow-core construction, and nut is arranged at connecting rod
One end and can be rotated around connecting rod, nut coordinates each mould bases top with the external thread rod being connected on polygon mould bases frame unit
Tightly；
The exterior sheathing forms a groove for accommodating inner template, and the sky for accommodating concrete slurry is left between inner template and exterior sheathing
Gap；Stripper apparatus is provided with the exterior sheathing.
2. the overhead moulding board of precast beam of a kind of railway according to claim 1, it is characterised in that：The connection wire rod includes water
Flat screw mandrel and vertical screw mandrel, vertical screw mandrel are connected between top board mould bases and base plate mould bases, and horizontal lead screw is connected to positioned at top board
Between the side plate mould bases of mould bases and base plate mould bases both sides.
3. the overhead moulding board of precast beam of a kind of railway according to claim 1, it is characterised in that：The inner template has some
Individual polygon mould bases frame unit, the polygon mould bases frame unit of inner template is connected along the groove direction that exterior sheathing accommodates inner template
Laying.
4. the overhead moulding board of precast beam of a kind of railway according to claim 1, it is characterised in that：Taken between the connection wire rod
Have connection wire rod support frame.
5. the overhead moulding board of precast beam of a kind of railway according to claim 1, it is characterised in that：The stripper apparatus includes de-
Mould screw mandrel and demoulding nut, demoulding nut are connected with exterior sheathing, demoulding screw mandrel and demoulding nut screw connection, in the rotation of demoulding screw mandrel
The demoulding is realized in the movement together with demoulding nut of lower exterior sheathing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216346.6U CN206277488U (en) | 2016-11-11 | 2016-11-11 | A kind of overhead moulding board of precast beam of railway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621216346.6U CN206277488U (en) | 2016-11-11 | 2016-11-11 | A kind of overhead moulding board of precast beam of railway |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206277488U true CN206277488U (en) | 2017-06-27 |
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ID=59082964
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621216346.6U Active CN206277488U (en) | 2016-11-11 | 2016-11-11 | A kind of overhead moulding board of precast beam of railway |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206277488U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626013A (en) * | 2016-11-11 | 2017-05-10 | 南通格瑞环保科技有限公司 | Formwork of railway viaduct precast beam |
-
2016
- 2016-11-11 CN CN201621216346.6U patent/CN206277488U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626013A (en) * | 2016-11-11 | 2017-05-10 | 南通格瑞环保科技有限公司 | Formwork of railway viaduct precast beam |
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