CN211285296U - City viaduct large-spread arm bent cap self-propelled portal template system - Google Patents
City viaduct large-spread arm bent cap self-propelled portal template system Download PDFInfo
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- CN211285296U CN211285296U CN201922010941.4U CN201922010941U CN211285296U CN 211285296 U CN211285296 U CN 211285296U CN 201922010941 U CN201922010941 U CN 201922010941U CN 211285296 U CN211285296 U CN 211285296U
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- adjustable shelf
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Abstract
The utility model discloses a city overpass exhibition arm bent cap self-propelled portal template system, including main portal and adjustable shelf, the adjustable shelf sets up on main portal, main portal's bottom is connected with running gear, the movably setting of running gear is on the walking track of laying, the adjustable shelf is connected with the bent cap die block, the adjustable shelf energy band moves the bent cap die block and moves on vertical and horizontal to adjustment bent cap die block to design elevation and take one's place the butt joint with the pier stud staple bolt. The utility model discloses an adopt the portal template of walking by oneself to can adjust the bent cap die block in violently erecting the orientation position fast, with the designing requirement who satisfies the construction, saved portal system greatly and put up, tear the process of putting up, and guaranteed the accuracy that the template was taken one's place, the precision of installation, overall structure rigidity, intensity and stable good moreover, have easy operation, save time, save labour, characteristics such as safety.
Description
Technical Field
The utility model belongs to the technical field of the construction, in particular to urban road rebuilds newly-increased overpass big exhibition arm bent cap self-propelled portal template system.
Background
In the construction of reconstructing a new viaduct from an urban road, in order to ensure normal passage of social vehicles and pedestrians, the gantry support system is widely used in reconstructing a large-span arm bent cap of the new viaduct from the urban road.
Under general conditions, the common clearance height of portal bearing structure is 5 ~ 6 meters, and the clear span is about 5 ~ 8m to satisfy vehicle and pedestrian's safe current in the work progress. The existing portal support system adopts a fixed portal structural design, so that the situations of portal displacement, multiple in-place and shelf-falling procedures, large safety risk, long cycle time and the like are caused, the aims of quick installation, disassembly, displacement and quick construction cannot be formed, and the problem of urgent need to be solved in the current construction is solved.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: aiming at the problems in the prior art, the self-propelled portal template system for the urban viaduct large-span arm bent cap can effectively improve portal displacement, positioning and landing speeds and ensure safe and rapid construction.
The technical scheme of the utility model is realized like this: city overpass exhibition arm bent cap self-propelled portal template system, its characterized in that: including main portal frame and adjustable shelf, the adjustable shelf sets up on main portal frame, main portal frame's bottom is connected with running gear, the movably setting of running gear is on the walking track of laying, the adjustable shelf is connected with the bent cap die block, the adjustable shelf can drive the bent cap die block and remove on vertical and horizontal to adjustment bent cap die block to design elevation and take one's place the butt joint with the pier stud staple bolt.
City overpass exhibition arm bent cap self-propelled portal template system greatly, its main portal includes walking support and bearing support, the bearing support both sides below that the walking support arranged at the level along walking track central line symmetrically, walking support bottom is through running gear and the walking track sliding connection who corresponds.
City overpass big exhibition arm bent cap self-propelled portal template system, its running gear is including walking wheel and walking motor, the walking wheel is connected with walking support bottom through walking the roof beam, the walking motor sets up and is being used for the driving wheel rotation on walking the roof beam, makes the walking wheel along walking orbital motion.
City overpass large exhibition arm bent cap self-propelled portal template system, it the adjustable shelf includes vertical adjustable shelf, lateral displacement alignment jig and bent cap end difference in elevation alignment jig, be provided with a plurality of lift hydraulic jack on the bearing support, vertical adjustable shelf supporting is at the lift portion of lift hydraulic jack, drives vertical adjustable shelf jacking that makes progress through lift hydraulic jack, the bent cap end difference in elevation alignment jig sets up at vertical adjustable shelf up end through the lateral displacement alignment jig, the lateral displacement alignment jig can lateral shifting on vertical adjustable shelf under lateral drive mechanism's effect, the bent cap end difference in elevation alignment jig is connected with the bent cap die block.
City overpass exhibition arm bent cap self-propelled portal template system, it works as lift hydraulic jack is with bent cap die block jacking to design height after, vertical adjustable shelf supports through the mechanical jack that sets up on the bearing support.
City overpass exhibition arm bent cap self-propelled portal template system, it is in be provided with positioning mechanism between vertical adjustable shelf and the bearing support, positioning mechanism is used for restricting the displacement of vertical adjustable shelf at the horizontal direction at the in-process of the vertical adjustable shelf of lift hydraulic jack jacking.
City overpass big exhibition arm bent cap self-propelled portal template system, it horizontal actuating mechanism is including fixing counter-force support and the horizontal level (l) ing hydro-cylinder at vertical adjustable shelf up end, the stiff end and the counter-force support of horizontal level (l) ing hydro-cylinder are connected, the drive end and the horizontal displacement alignment jig of horizontal level (l) ing hydro-cylinder are connected.
The utility model discloses an adopt the portal template of walking by oneself to can adjust the bent cap die block in violently erecting the orientation position fast, with the designing requirement who satisfies the construction, saved portal system greatly and put up, tear the process of putting up, and guaranteed the accuracy that the template was taken one's place, the precision of installation, overall structure rigidity, intensity and stable good moreover, have easy operation, save time, save labour, characteristics such as safety.
Drawings
Fig. 1 is a schematic plan view of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a side view of fig. 2.
The labels in the figure are: the device comprises a main portal frame 1, a movable frame 2, a traveling mechanism 3, a traveling track 4, a bent cap bottom die 5, a lifting hydraulic jack 6, a mechanical jack 7, a counter-force support 8, a transverse horizontal adjusting oil cylinder 9, a positioning mechanism 10, a traveling support 11, a bearing support 12, a vertical movable frame 21, a transverse displacement adjusting frame 22, a bent cap bottom height difference adjusting frame 23, traveling wheels 31, a traveling motor 32, a traveling beam 33, a bent cap 40, a hydraulic system 50 and a traveling track center line M.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, 2 and 3, city overpass large exhibition arm bent cap self-propelled portal template system, including main portal 1 and adjustable shelf 2, adjustable shelf 2 sets up on main portal 1, the bottom and the running gear 3 of main portal 1 are connected, the movably setting of running gear 3 is on the walking track 4 of laying, adjustable shelf 2 is connected with bent cap die block 5, promptly main portal, adjustable shelf and bent cap die block are joined and are formed a complete bearing body, and its rigidity, intensity and stability satisfy the construction requirement, adjustable shelf 2 can drive bent cap die block 5 and move on vertical and horizontal to adjustment bent cap die block 5 to the design elevation and take one's place the butt joint with the pier stud staple bolt. The utility model discloses a portal template system makes the portal can follow the walking track through adopting the portal template from the walking to the vertical position of bent cap to can adjust the bent cap die block in the violently perpendicular orientation position fast, with the designing requirement who satisfies the construction.
In this embodiment, the main gantry 1 includes a walking bracket 11 and a bearing bracket 12, the walking bracket 11 is symmetrically arranged below two sides of the bearing bracket 12 which is horizontally arranged along a walking track center line M, and the bottom of the walking bracket 11 is slidably connected with the corresponding walking track 4 through a walking mechanism 3; the travelling mechanism 3 comprises a travelling wheel 31 and a travelling motor 32, the travelling wheel 31 is connected with the bottom end of the travelling bracket 11 through a travelling beam 33, the travelling motor 32 is arranged on the travelling beam 33 and is used for driving the travelling wheel 31 to rotate, so that the travelling wheel 31 moves along the travelling track 4 at a moving speed of 5m/min, and the travelling motor has the function of braking power-off brake; the movable frame 2 comprises a vertical movable frame 21, a transverse displacement adjusting frame 22 and a cover beam bottom height difference adjusting frame 23, a plurality of lifting hydraulic jacks 6 are arranged on the bearing support 12, the vertical movable frame 21 is supported at the lifting part of the lifting hydraulic jacks 6, the lifting hydraulic jacks 6 drive the vertical movable frame 21 to lift upwards, when the lifting hydraulic jacks 6 lift the cover beam bottom mould 5 to the designed height, the vertical movable frame 21 is supported through mechanical jacks 7 arranged on the bearing support 12, even if the lifting hydraulic jacks internally discharge, the mechanical jacks are stressed and the cover beam bottom mould is ensured to be unchanged, in order to further improve the reliability and the safety in the lifting process, a positioning mechanism 10 is arranged between the vertical movable frame 21 and the bearing support 12, the positioning mechanism 10 is used for limiting the displacement of the vertical movable frame 21 in the horizontal direction in the process of lifting the vertical movable frame 21 by the lifting hydraulic jacks 6, the bent cap bottom height difference adjusting frame 23 is arranged on the upper end face of the vertical movable frame 21 through the transverse displacement adjusting frame 22, the transverse displacement adjusting frame 22 can transversely move on the vertical movable frame 21 under the action of the transverse driving mechanism, and the bent cap bottom height difference adjusting frame 23 is connected with the bent cap bottom die 5.
Wherein, horizontal actuating mechanism is including fixing reaction support 8 and the horizontal adjustment hydro-cylinder 9 at vertical adjustable shelf 21 up end, the stiff end and the reaction support 8 of horizontal adjustment hydro-cylinder 9 are connected, the drive end and the lateral displacement alignment jig 22 of horizontal adjustment hydro-cylinder 9 are connected, horizontal adjustment hydro-cylinder 9 and lift hydraulic jack 6 pass through the pipeline respectively with set up the hydraulic system 50 who walks on roof beam 33 and be connected, provide power and control flexible volume for horizontal adjustment hydro-cylinder and lift hydraulic jack respectively through hydraulic system, reach the purpose of adjustment portal height and horizontal displacement.
The utility model discloses a construction method specifically includes following construction steps:
a) and measuring and releasing a traveling track central line according to the line central line, determining a traveling track mounting line, adjusting the track interval and the longitudinal position by the traveling track mounting, starting a traveling motor, driving a portal template system to travel to the longitudinal position of the cover beam, locking a traveling wheel, and fixing the main portal to prevent the main portal from sliding and moving.
b) Firstly, starting a lifting hydraulic jack, jacking a bent cap bottom die to a designed height by controlling the lifting hydraulic jack, and then, controlling a transverse horizontal adjusting oil cylinder to transversely adjust the plane position of the bent cap bottom die to enable the bent cap bottom die to be in butt joint with a pier stud hoop in place, wherein the bent cap bottom die is connected with the pier stud hoop by adopting bolts.
c) And (3) checking the plane position and the design elevation of the bottom die of the bent cap, installing a mechanical jack on the bearing support after the design requirement is met, adjusting the mechanical jack to support and bear the vertical movable frame, and performing next procedure construction after the portal is reinforced.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. City overpass exhibition arm bent cap self-propelled portal template system, its characterized in that: including main portal (1) and adjustable shelf (2), adjustable shelf (2) set up on main portal (1), the bottom and running gear (3) of main portal (1) are connected, the movably setting of running gear (3) is on walking track (4) of laying, adjustable shelf (2) are connected with bent cap die block (5), adjustable shelf (2) can drive bent cap die block (5) and remove on vertical and horizontal to adjustment bent cap die block (5) to the design elevation and take one's place the butt joint with the pier stud staple bolt.
2. The urban viaduct large-span arm bent cap self-propelled portal template system according to claim 1, characterized in that: the main gantry (1) comprises a walking support (11) and a bearing support (12), the walking support (11) is symmetrically arranged below two sides of the bearing support (12) which is horizontally arranged along a walking track central line (M), and the bottom of the walking support (11) is connected with a corresponding walking track (4) in a sliding mode through a walking mechanism (3).
3. The urban viaduct large-span arm bent cap self-propelled portal template system according to claim 2, characterized in that: running gear (3) are including walking wheel (31) and walking motor (32), walking wheel (31) are connected with walking support (11) bottom through walking roof beam (33), walking motor (32) set up and are used for driving walking wheel (31) to rotate on walking roof beam (33), make walking wheel (31) remove along walking track (4).
4. The urban viaduct large-span arm bent cap self-propelled portal template system according to claim 2 or 3, characterized in that: the adjustable shelf (2) comprises a vertical adjustable shelf (21), a transverse displacement adjusting shelf (22) and a cover beam bottom elevation difference adjusting shelf (23), a plurality of lifting hydraulic jacks (6) are arranged on the bearing support (12), the vertical adjustable shelf (21) is supported at the jacking part of the lifting hydraulic jacks (6), the vertical adjustable shelf (21) is driven to jack upwards through the lifting hydraulic jacks (6), the cover beam bottom elevation difference adjusting shelf (23) is arranged on the upper end surface of the vertical adjustable shelf (21) through the transverse displacement adjusting shelf (22), the transverse displacement adjusting shelf (22) can transversely move on the vertical adjustable shelf (21) under the action of a transverse driving mechanism, and the cover beam bottom elevation difference adjusting shelf (23) is connected with the cover beam bottom die (5).
5. The urban viaduct large-span arm bent cap self-propelled portal template system according to claim 4, characterized in that: and when the lifting hydraulic jack (6) lifts the bent cap bottom die (5) to the designed height, the vertical movable frame (21) is supported by the mechanical jack (7) arranged on the bearing support (12).
6. The urban viaduct large-span arm bent cap self-propelled portal template system according to claim 4, characterized in that: a positioning mechanism (10) is arranged between the vertical movable frame (21) and the bearing support (12), and the positioning mechanism (10) is used for limiting the displacement of the vertical movable frame (21) in the horizontal direction in the process of lifting the vertical movable frame (21) by the lifting hydraulic jack (6).
7. The urban viaduct large-span arm bent cap self-propelled portal template system according to claim 4, characterized in that: the transverse driving mechanism comprises a counter-force support (8) and a transverse horizontal adjusting oil cylinder (9), the counter-force support (8) and the transverse horizontal adjusting oil cylinder are fixed on the upper end face of the vertical movable frame (21), the fixed end of the transverse horizontal adjusting oil cylinder (9) is connected with the counter-force support (8), and the driving end of the transverse horizontal adjusting oil cylinder (9) is connected with the transverse displacement adjusting frame (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922010941.4U CN211285296U (en) | 2019-11-20 | 2019-11-20 | City viaduct large-spread arm bent cap self-propelled portal template system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922010941.4U CN211285296U (en) | 2019-11-20 | 2019-11-20 | City viaduct large-spread arm bent cap self-propelled portal template system |
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| CN211285296U true CN211285296U (en) | 2020-08-18 |
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| CN201922010941.4U Active CN211285296U (en) | 2019-11-20 | 2019-11-20 | City viaduct large-spread arm bent cap self-propelled portal template system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847045A (en) * | 2019-11-20 | 2020-02-28 | 成都建工路桥建设有限公司 | Large-spread-arm bent cap self-propelled portal template system for urban viaduct and construction method |
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2019
- 2019-11-20 CN CN201922010941.4U patent/CN211285296U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110847045A (en) * | 2019-11-20 | 2020-02-28 | 成都建工路桥建设有限公司 | Large-spread-arm bent cap self-propelled portal template system for urban viaduct and construction method |
| CN110847045B (en) * | 2019-11-20 | 2024-09-03 | 成都建工路桥建设有限公司 | Self-propelled portal template system for large-span arm bent cap of urban viaduct and construction method |
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