CN204844426U - A template for curve radius adjustable prestressed concrete beam is prefabricated - Google Patents
A template for curve radius adjustable prestressed concrete beam is prefabricated Download PDFInfo
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- CN204844426U CN204844426U CN201520533375.4U CN201520533375U CN204844426U CN 204844426 U CN204844426 U CN 204844426U CN 201520533375 U CN201520533375 U CN 201520533375U CN 204844426 U CN204844426 U CN 204844426U
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Abstract
The utility model discloses a template for curve radius adjustable prestressed concrete beam is prefabricated, the both sides of its die block (4) all are equipped with supporting beam (1), die block (4) on be equipped with two the group side forms (6), side form (6) be flexible steel form, every group the lower extreme of side form (6) be connected with fillet mould (5), fillet mould (5) can die block (4) go up to slide, fillet mould (5) adopt and to have elastic macromolecular material and make, at every supporting beam (1) on install support frame (2), support frame (2) and side form (6) between follow the trend of side form (6) be connected with multiunit telescopic machanism (3). The utility model relates to a template for curve radius adjustable prestressed concrete beam is prefabricated, its side form can be adjusted wantonly according to the camber of design, satisfies the prefabricated requirement of curve bridge. Its simple structure, the reliability is high, and convenient to use can process according to required appearance, and application scope is very extensive.
Description
Technical field
The utility model relates to a kind of template, particularly relates to the template that a kind of prestressed concrete beam adjustable for sweep is prefabricated.
Background technology
At present, in engineering construction at home, the level curve radius of traffic route is comparatively large, and the mode that thus prestressed concrete beam all adopts multi-disc linear beam replace curve by straight line mode to be combined into route curve is constructed, and the prestressed concrete beam of correspondence is also designed to straight line.But along with the development in epoch, especially in the city track traffic engineering such as light rail and middle low speed magnetic suspension, limit by urban environment, occurred the prestressed concrete beam that horizontal curvature is very little, and its curvature is not changeless numerical value, its excursion is also quite large.
Be directed to this, side form can be processed into flexible steel template, by equipment such as spiral strut, machinery top, hydraulic jack or electric cylinders, side form is adjusted to required curve, if but the side of prestressed concrete beam and bottom surface are not right angle transition, but carry out transition by the fillet of a radii fixus, as corresponding fillet place template also adopts steel plate to process, then can bring following problem:
1, because side form height is higher, be respectively equipped with two adjustment points up and down, but because cross section, top is straight line, lower section is straight line+circular curve, cross section property is not identical, thus can produce different elastic deformations under identical thrust, form different curves, the appearance and size requirement of prestressed concrete beam cannot be met.
2, steel fillet calligraphy or painting model body has stronger rigidity, and template adjustment curve difficulty, if by force steel fillet mould is adjusted to small curve radius, then can makes fillet part divide and expendable plastic deformation occurs, cannot meet instructions for use.
Utility model content
Technical problem to be solved in the utility model be to provide a kind of can the prestressed concrete beam very little to horizontal curvature is processed according to required profile, the prestressed concrete beam adjustable for sweep applied widely is prefabricated template.
In order to solve the problems of the technologies described above, the template that the prestressed concrete beam adjustable for sweep that the utility model provides is prefabricated, the both sides of bed die are equipped with supporting traverse, described bed die is provided with two groups of side forms, described side form is flexible steel template, the lower end often organizing described side form is connected with fillet mould, described fillet mould can slide on described bed die, described fillet mould employing has flexible macromolecular material and makes, each described supporting traverse is provided with bracing frame, be connected with along the trend of described side form between described bracing frame and described side form and organize telescoping mechanism more.
Described telescoping mechanism is spiral strut, machinery top, hydraulic jack or electric cylinder etc.
The described flexible macromolecular material that has is rubber.
Described bracing frame is slidably mounted on described supporting traverse, connects top-pushing mechanism between described supporting traverse and described bracing frame.
Described bracing frame and described supporting traverse are provided with left-hand thread device, and described bracing frame guarantees that described bracing frame does not leave described supporting traverse while can sliding on described supporting traverse.
The lower end described fillet mould with bolts of described side form.
Adopt the template that the prestressed concrete beam adjustable for sweep of technique scheme is prefabricated, connected by telescoping mechanism between bracing frame and side form, during telescoping mechanism action, can drive side form that the elastic deformation of local occurs.When needing the sweep adjusting template, on adjustment side form, the action length of the telescoping mechanism of diverse location, just can change the Vertical Curve of side form, after side form Vertical Curve changes, drives longitudinal radian of fillet mould to follow and changes.Connected by top-pushing mechanism between supporting traverse and bracing frame, during top-pushing mechanism action, bracing frame can be driven to slide on supporting traverse.During top-pushing mechanism action, promote bracing frame and move horizontally, because telescoping mechanism is failure to actuate, therefore the Vertical Curve of side form does not change, and the Vertical Curve of corresponding fillet mould does not also change, and only under the driving of bracing frame, produces overall moving horizontally.
The utility model compared with prior art has following advantage and beneficial effect:
1, can adjust according to arbitrary curve radius, meet the prefabricated requirement of different sweep prestressed concrete beam.
2, because template is Flexible formwork assembly, template be deformed into elastic deformation, the curve therefore adjusted is continuous print circular curve, there will not be broken line, thus effectively ensure that the attractive in appearance of beam body finished product appearance.
3, because a set of template can complete the construction of arbitrary curve beam, the quantity of template processing can thus effectively be saved.
4, the matched moulds of side form and the demoulding can adopt telescoping mechanism to complete, or adopt bracing frame band moving platen and telescoping mechanism to move integrally mode to realize, significantly reduce the labour intensity of operator, improve work efficiency.
5, the perpendicularity of side form can be completed by telescoping mechanism, effectively alleviates the labour intensity of operator, improves work efficiency.
6, fillet mould adopts rubber etc. to have flexible processing of high molecular material, does not deform when bearing concrete pressure.
The arc angle 7, with the fillet mould that flexible macromolecular material is made not only can according to the sharp processing of prestressed concrete beam, and can also be processed into other shape as required, the scope of application is very wide.
8, owing to having the anti-bending strength of flexible macromolecular material far below steel, therefore the Vertical Curve of fillet mould can change according to the Vertical Curve of side form completely.
9, compared to traditional steel fillet template, adopt after there is the making of flexible macromolecular material, reduce the anti-bending strength of side form entirety, and then reduce the power demand of the telescoping mechanism adjusting curve.
10, there is the fillet calligraphy or painting model body that flexible macromolecular material makes there is elasticity, ensureing that concrete setting becomes in the process of predetermined appearance and size, enclosing the gap between side form and bed die, mortar leakage prevention simultaneously, improve the surface quality of beam body.
In sum, side form is processed into flexible steel template by the utility model, by equipment such as telescoping mechanisms, side form is adjusted to required curve, and telescoping mechanism longitudinal direction is arranged at a certain distance, meets the requirement of adjustment template curve.The utility model be a kind of can the prestressed concrete beam very little to horizontal curvature is processed according to required profile, the prestressed concrete beam adjustable for sweep applied widely is prefabricated template, its structure is simple, reliability is high, easy to use, can process according to required profile, the scope of application widely.
Accompanying drawing explanation
Fig. 1 is template demoulding side view of the state.
Fig. 2 is the utility model template matched moulds side view of the state.
Fig. 3 is fillet mould place enlarged drawing.
Fig. 4 is template original state top view (before curve adjustment).
Fig. 5 is template matched moulds state top view (after curve adjustment).
Fig. 6 is template demoulding state top view (after curve adjustment)
Corresponding being labeled as in accompanying drawing: 1, supporting traverse, 2, bracing frame, 3, telescoping mechanism, 4, bed die, 5, fillet mould, 6, side form, 7, top-pushing mechanism
Specific embodiments
Below the utility model is further described, but the embodiment of the prestressed concrete beam template adjustable for sweep described in the utility model is not limited to this.
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the both sides of bed die 4 are equipped with supporting traverse 1, supporting traverse 1 and bed die 4 are fixed on concrete pedestal, bed die 4 is provided with two groups of side forms 6, two groups of side forms 6 stand on above bed die 4, and side form 6 is flexible steel template, and the lower end often organizing side form 6 is connected with fillet mould 5, particularly, the lower end of side form 6 fillet mould 5 with bolts.Fillet mould 5 can slide on bed die 4, fillet mould 5 employing has flexible macromolecular material and makes, and particularly, having flexible macromolecular material is rubber, each supporting traverse 1 is provided with bracing frame 2, between bracing frame 2 and side form 6, is connected with many group telescoping mechanisms 3 along the trend of side form 6.
Further, bracing frame 2 is slidably mounted on supporting traverse 1, connects top-pushing mechanism 7 between supporting traverse 1 and bracing frame 2.
Particularly, bracing frame 2 and supporting traverse 1 are provided with left-hand thread device, and bracing frame 2 guarantees that bracing frame 2 does not leave supporting traverse 1 while can sliding on supporting traverse 1.
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, during telescoping mechanism 3 action, can drive side form 6 that the elastic deformation of local occurs.When needing the sweep adjusting template, on adjustment side form 6, the action length of the telescoping mechanism 3 of diverse location, just can change the Vertical Curve of side form 6, after side form 6 Vertical Curve changes, drive longitudinal radian of fillet mould 5 to follow to change, form curve as shown in Figure 5.
During top-pushing mechanism 7 action, promote bracing frame 2 to move horizontally, because telescoping mechanism 3 is failure to actuate, therefore the Vertical Curve of side form 6 does not change, the Vertical Curve of corresponding fillet mould 5 does not also change, and only under the driving of bracing frame 2, produces overall moving horizontally.
Above-described fillet mould not only for prestressed girder prefabricated in, can also be widely used in the city track traffic engineering such as subway, light rail.
Claims (6)
1. one kind for the prefabricated template of the prestressed concrete beam that sweep is adjustable, it is characterized in that: the both sides of bed die (4) are equipped with supporting traverse (1), described bed die (4) is provided with two groups of side forms (6), described side form (6) is flexible steel template, the lower end often organizing described side form (6) is connected with fillet mould (5), described fillet mould (5) can in the upper slip of described bed die (4), described fillet mould (5) employing has flexible macromolecular material and makes, each described supporting traverse (1) is provided with bracing frame (2), be connected with along the trend of described side form (6) between described bracing frame (2) and described side form (6) and organize telescoping mechanism (3) more.
2. the template that the prestressed concrete beam adjustable for sweep according to claim 1 is prefabricated, is characterized in that: the described flexible macromolecular material that has is rubber.
3. the template that the prestressed concrete beam adjustable for sweep according to claim 1 and 2 is prefabricated, it is characterized in that: described bracing frame (2) is slidably mounted on described supporting traverse (1), connects top-pushing mechanism 7 between described supporting traverse (1) and described bracing frame (2).
4. the template that the prestressed concrete beam adjustable for sweep according to claim 3 is prefabricated, it is characterized in that: described bracing frame (2) and described supporting traverse (1) are provided with left-hand thread device, described bracing frame (2) can guarantee that described bracing frame (2) does not leave described supporting traverse (1) while the upper slip of described supporting traverse (1).
5. the template that the prestressed concrete beam adjustable for sweep according to claim 1 and 2 is prefabricated, is characterized in that: the lower end described fillet mould (5) with bolts of described side form (6).
6. the template that the prestressed concrete beam adjustable for sweep according to claim 1 is prefabricated, is characterized in that: described telescoping mechanism (3) is spiral strut, machinery top, hydraulic jack or electric cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533375.4U CN204844426U (en) | 2015-07-22 | 2015-07-22 | A template for curve radius adjustable prestressed concrete beam is prefabricated |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520533375.4U CN204844426U (en) | 2015-07-22 | 2015-07-22 | A template for curve radius adjustable prestressed concrete beam is prefabricated |
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| Publication Number | Publication Date |
|---|---|
| CN204844426U true CN204844426U (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520533375.4U Active CN204844426U (en) | 2015-07-22 | 2015-07-22 | A template for curve radius adjustable prestressed concrete beam is prefabricated |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985674A (en) * | 2015-07-22 | 2015-10-21 | 湖南中铁五新钢模有限责任公司 | Formwork for prefabrication of prestressed concrete beam with adjustable curve radius |
-
2015
- 2015-07-22 CN CN201520533375.4U patent/CN204844426U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104985674A (en) * | 2015-07-22 | 2015-10-21 | 湖南中铁五新钢模有限责任公司 | Formwork for prefabrication of prestressed concrete beam with adjustable curve radius |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xie Liang Inventor after: Yang Bo Inventor after: Li Hui Inventor after: Cheng Bo Inventor after: Li Gangping Inventor before: Wang Xiangjun Inventor before: Xie Liang Inventor before: Yang Bo Inventor before: Li Hui Inventor before: Cheng Bo Inventor before: Li Gangping |
|
| COR | Change of bibliographic data | ||
| CP01 | Change in the name or title of a patent holder |
Address after: China Railway Wuxin Group, No. 205, Xingsha Avenue, Xingsha Development Zone, Changsha, Hunan 410100 Patentee after: Hunan Wuxin Intelligent Technology Co.,Ltd. Address before: China Railway Wuxin Group, No. 205, Xingsha Avenue, Xingsha Development Zone, Changsha, Hunan 410100 Patentee before: Hunan China Railway Wuxin Steel Mould Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |