CN204343171U - Railroad bridge prefabricated post stretching Simple T-Girders note concrete form support - Google Patents
Railroad bridge prefabricated post stretching Simple T-Girders note concrete form support Download PDFInfo
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- CN204343171U CN204343171U CN201420785575.4U CN201420785575U CN204343171U CN 204343171 U CN204343171 U CN 204343171U CN 201420785575 U CN201420785575 U CN 201420785575U CN 204343171 U CN204343171 U CN 204343171U
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- reinforcing rib
- template
- bearing
- girders
- outer reinforcing
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Abstract
The utility model discloses a kind of railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, the openend of embedded ribs is embedded in the top flange of girder, several coupling type bolts are hooked on the closed end of embedded ribs and the bolt hole nut through template is fixed, and the outside of outer reinforcing rib is welded with the cross bar of several A-frames; One end of upper connecting rod is connected with the montant of A-frame by bearing, and the other end is connected with the openend of embedded ribs by bearing; One end of lower fulcrum bar between template both sides is connected by the inboard of bearing with outer reinforcing rib, and the other end is placed on the bottom flange of girder by leg, and the bending degree of leg and bottom flange match.The template of the utility model prefabricated post stretching Simple T-Girders note concrete adopts the structure of propping up of leaving behind, and with repacking bucket after excavator installation form support, structure is simple, operation is convenient, time saving and energy saving, road traffic under bridge can not be affected, bridge floor space can not be taken, affect traveling and other crossed construction of Beam transportation vehicle.
Description
Technical field
The utility model relates to the site operation device of Speed 200 km/h mixed passenger and freight railway bridge, particularly relates to prefabricated post stressed concrete railway bridge Simple T-Girders concreting falsework.
Background technology
For Speed 200 km/h mixed passenger and freight railway bridge, it needs at the outer cast-in-site of the prefabricated frame side of girder for the Simple T-Girders arranging sound barrier, in technological standards, its name is called " prefabricated post stressed concrete railway bridge Simple T-Girders ", need during concreting to fix steel template, the mode of usual fixed form scaffolds erecting on the ground under bridge, or adopt the mode of draw ring on the bridge floor of girder.But scaffold erecting on the ground and often affect road traffic under bridge, and the cycle of building is long; The bridge floor of girder is built pull-up template frame, bridge floor space can be taken, affect traveling and other crossed construction of Beam transportation vehicle, cause a lot of inconvenience.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, solves and builds the problem that template takies ground, upper draw ring takies bridge floor.
For solving the problems of the technologies described above, the technical solution of the utility model is: railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, comprise embedded ribs (B1 muscle), template, A-frame, lower fulcrum bar and upper connecting rod, embedded ribs is U-shaped structure, the inner end of several embedded ribs is embedded in the top flange of girder, usually, it is the smooth flat in order to concreting above template, the bottom surface of template is laterally provided with interior reinforcing rib, outer reinforcing rib, interior reinforcing rib is parallel with outer reinforcing rib, the template of interior reinforcing rib inboard is provided with several bolts hole, several coupling type bolts are hooked on the embedded ribs that stretches out and through the bolt hole nut of template and fix, outside is welded the cross bar of several A-frames, one end of upper connecting rod is connected with the montant of A-frame by bearing, and the other end is connected with the extension of embedded ribs by bearing, the one end being positioned at the lower fulcrum bar of template both sides is connected by the inboard of bearing with outer reinforcing rib, and the other end is connected with bridge pier by bearing, one end of lower fulcrum bar between template both sides is connected by the inboard of bearing with outer reinforcing rib, and the other end is placed on the bottom flange of girder by leg, and the bending degree of leg and bottom flange match, lower fulcrum bar and upper connecting rod all regulate length by screw rod.
Further, rubber cushion is covered with between leg and bottom flange.
Further, the bottom surface of template is provided with falsework, and falsework is between interior reinforcing rib and outer reinforcing rib.On pre-buried when girder is prefabricated, the U-shaped muscle of end closure is used for fixing upper connecting rod lower end.
The template of the utility model prefabricated post stretching Simple T-Girders note concrete adopts the structure of propping up of leaving behind, and with repacking bucket after excavator installation form support, structure is simple, operation is convenient, time saving and energy saving, both can not affect road traffic under bridge, and also can not take bridge floor space, affect traveling and other crossed construction of Beam transportation vehicle.
Accompanying drawing explanation
Fig. 1 is the utility model falsework front view;
Fig. 2 is the utility model falsework left view;
Fig. 3 is the structural representation of the utility model embodiment one bucket used;
Fig. 4 is the structural representation of the utility model embodiment two bucket used.
Wherein: 1. girder, 2. coupling type bolt, 3. embedded ribs, reinforcing rib 4., 5. template, 6. A-frame, 7. fork pockets, 8. lower fulcrum bar, 9. falsework, 10. bridge pier, 11. legs, 12. fixed heads, 13. gussets, 14. buckets, 15. prongs, 16. upper connecting rods, 17. outer reinforcing ribs, 18. connecting rods, 19. sleeves.
Detailed description of the invention
Embodiment one
As Fig. 1, shown in Fig. 2, railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, comprise embedded ribs 3, template 5, A-frame 6, lower fulcrum bar 8 and upper connecting rod 16, embedded ribs 3 is U-shaped structure, the openend of several embedded ribs 3 is embedded in the top flange of girder 1, the bottom surface of template 5 is provided with interior reinforcing rib 4, outer reinforcing rib 17, interior reinforcing rib 4 is parallel with outer reinforcing rib 17, the template 5 of interior reinforcing rib 4 inboard is provided with several bolts hole, several coupling type bolts 2 are hooked on the closed end of embedded ribs 3 and the bolt hole nut through template 5 is fixed, the outside of outer reinforcing rib 17 is welded with the cross bar of several A-frames 6, one end of upper connecting rod 16 is connected by the montant of bearing with A-frame 6, and the other end is connected by the openend of bearing with embedded ribs 3, the one end being positioned at the lower fulcrum bar 8 of template 5 both sides is connected by the inboard of bearing with outer reinforcing rib 17, and the other end is connected with bridge pier 10 by bearing, one end of lower fulcrum bar 8 between template 5 both sides is connected by the inboard of bearing with outer reinforcing rib 17, and the other end is placed on the bottom flange of girder 1 by leg 11, and the bending degree of leg 11 and bottom flange match, and is covered with rubber cushion between leg 11 and bottom flange, lower fulcrum bar 8 and upper connecting rod 16 all regulate length by screw rod, the bottom surface of template 5 is provided with falsework 9, and falsework 9 is between interior reinforcing rib 4 and outer reinforcing rib 17.
As shown in Figure 1-Figure 3, the mounting process of railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, comprises the steps: that two fork pockets 7 are fixed in the outside of reinforcing rib 17 outside the bottom surface of template 5, excavator bucket 14 is removed bucket tooth, at the parallel welding of quarrel place two pieces of fixed heads 12, fixed head 12 welds gusset 13 with two sides of bucket 14, fix for strengthening, the prong 15 of two pieces of L-types to be fixed on two pieces of fixed heads 12 and to be positioned at the both sides of bucket 14, prong 15 towards with quarrel towards consistent, during installation form support, excavator operation on the bridge floor of girder 1, excavator drives prong 15 to insert in fork pockets 7 from the direction of the inside reinforcing rib 4 of outer reinforcing rib 17, falsework is transported to the corresponding position, below of embedded ribs 3, at the bottom surface installation work frame 9 of template 5, falsework 9 is between interior reinforcing rib 4 and outer reinforcing rib 17, for workman, walking is installed, the inboard of template 5 is first fixed with coupling type bolt 2 and nut by workman, then by be positioned at the lower fulcrum bar 8 of template 5 both sides two ends respectively with the inboard of outer reinforcing rib 17, bridge pier 10 connects, again leg 11 one end of the lower fulcrum bar 8 between template 5 both sides is placed on the bottom flange of girder 1, the other end is connected with the inboard of outer reinforcing rib 17, rubber cushion is laid between leg 11 and bottom flange, bridge floor is scratched for preventing, finally by the two ends of upper connecting rod 16 respectively with the openend of embedded ribs 3, the montant of A-frame 6 connects.
Embodiment two
As Fig. 1, shown in Fig. 2, railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, comprise embedded ribs 3, template 5, A-frame 6, lower fulcrum bar 8 and upper connecting rod 16, embedded ribs 3 is U-shaped structure, the openend of several embedded ribs 3 is embedded in the top flange of girder 1, the bottom surface of template 5 is provided with interior reinforcing rib 4, outer reinforcing rib 17, interior reinforcing rib 4 is parallel with outer reinforcing rib 17, the template 5 of interior reinforcing rib 4 inboard is provided with several bolts hole, several coupling type bolts 2 are hooked on the closed end of embedded ribs 3 and the bolt hole nut through template 5 is fixed, the outside of outer reinforcing rib 17 is welded with the cross bar of several A-frames 6, one end of upper connecting rod 16 is connected by the montant of bearing with A-frame 6, and the other end is connected by the openend of bearing with embedded ribs 3, the one end being positioned at the lower fulcrum bar 8 of template 5 both sides is connected by the inboard of bearing with outer reinforcing rib 17, and the other end is connected with bridge pier 10 by bearing, one end of lower fulcrum bar 8 between template 5 both sides is connected by the inboard of bearing with outer reinforcing rib 17, and the other end is placed on the bottom flange of girder 1 by leg 11, and the bending degree of leg 11 and bottom flange match, and is covered with rubber cushion between leg 11 and bottom flange, lower fulcrum bar 8 and upper connecting rod 16 all regulate length by screw rod, the bottom surface of template 5 is provided with falsework 9, and falsework 9 is between interior reinforcing rib 4 and outer reinforcing rib 17.
As shown in Figure 1, Figure 2 and shown in Fig. 4, the mounting process of railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, comprises the steps: the back side installing connecting rods 18 at excavator-type shovel clamshell excavator 14, the two ends installing sleeve 19 respectively of connecting rod 18, during installation form support, excavator operation on the bridge floor of girder 1, after on the montant that excavator band moving sleeve 19 is sleeved on A-frame 6, between the top of two montants, pin is installed, come off for preventing sleeve 19, falsework is transported to the corresponding position, below of embedded ribs 3, at the bottom surface installation work frame 9 of template 5, falsework 9 is between interior reinforcing rib 4 and outer reinforcing rib 17, for workman, walking is installed, the inboard of template 5 is first fixed with coupling type bolt 2 and nut by workman, then by be positioned at the lower fulcrum bar 8 of template 5 both sides two ends respectively with the inboard of outer reinforcing rib 17, bridge pier 10 connects, again leg 11 one end of the lower fulcrum bar 8 between template 5 both sides is placed on the bottom flange of girder 1, the other end is connected with the inboard of outer reinforcing rib 17, rubber cushion is laid between leg 11 and bottom flange, bridge floor is scratched for preventing, finally by the two ends of upper connecting rod 16 respectively with the openend of embedded ribs 3, the montant of A-frame 6 connects.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (3)
1. railroad bridge prefabricated post stretching Simple T-Girders note concrete form support, comprise embedded ribs (3), template (5), A-frame (6), lower fulcrum bar (8) and upper connecting rod (16), embedded ribs (3) is U-shaped structure, it is characterized in that, the inner end of several embedded ribs (3) is embedded in the top flange of girder (1), the bottom surface of template (5) is laterally provided with interior reinforcing rib (4), outer reinforcing rib (17), interior reinforcing rib (4) is parallel with outer reinforcing rib (17), the template (5) of interior reinforcing rib (4) inboard is provided with several bolts hole, several coupling type bolts (2) are hooked on the upper and bolt hole nut through template (5) of the embedded ribs (3) that stretches out and fix, the outside of outer reinforcing rib (17) is welded the cross bar of several A-frames (6), one end of upper connecting rod (16) is connected by the montant of bearing with A-frame (6), and the other end is connected by the extension of bearing with embedded ribs (3), between two bridge piers, one end of the lower fulcrum bar (8) of outermost template (5) is connected by the inboard of bearing with outer reinforcing rib (17), and the other end is connected with bridge pier (10) by bearing, one end of the lower fulcrum bar (8) of all the other templates (5) is connected by the inboard of bearing with outer reinforcing rib (17), the other end is placed on the bottom flange of girder (1) by leg (11), and bending degree and the bottom flange of leg (11) match, lower fulcrum bar (8) and upper connecting rod (16) all regulate length by screw rod.
2. railroad bridge according to claim 1 prefabricated post stretching Simple T-Girders note concrete form support, is characterized in that, be covered with rubber cushion between described leg (11) and bottom flange.
3. railroad bridge according to claim 1 prefabricated post stretching Simple T-Girders note concrete form support, it is characterized in that, the bottom surface of described template (5) is provided with falsework (9), and falsework (9) is positioned between reinforcing rib (4) and outer reinforcing rib (17); On pre-buried when girder is prefabricated, the U-shaped muscle of end closure is used for fixing upper connecting rod (16) lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420785575.4U CN204343171U (en) | 2014-12-12 | 2014-12-12 | Railroad bridge prefabricated post stretching Simple T-Girders note concrete form support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420785575.4U CN204343171U (en) | 2014-12-12 | 2014-12-12 | Railroad bridge prefabricated post stretching Simple T-Girders note concrete form support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204343171U true CN204343171U (en) | 2015-05-20 |
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ID=53226449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420785575.4U Withdrawn - After Issue CN204343171U (en) | 2014-12-12 | 2014-12-12 | Railroad bridge prefabricated post stretching Simple T-Girders note concrete form support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204343171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104372746A (en) * | 2014-12-12 | 2015-02-25 | 大连鑫硕建筑劳务有限公司 | Prefabricated post-tensioning-method simply-supported T-girder concrete injection formwork support and mounting process thereof of railway bridge |
-
2014
- 2014-12-12 CN CN201420785575.4U patent/CN204343171U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104372746A (en) * | 2014-12-12 | 2015-02-25 | 大连鑫硕建筑劳务有限公司 | Prefabricated post-tensioning-method simply-supported T-girder concrete injection formwork support and mounting process thereof of railway bridge |
| CN104372746B (en) * | 2014-12-12 | 2016-02-17 | 大连鑫硕建筑劳务有限公司 | The prefabricated post stretching Simple T-Girders note concrete form support of railroad bridge and mounting process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150520 Effective date of abandoning: 20160217 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |