CN209873575U - Three-dimensional adjustable template system for curve track beam prefabrication construction - Google Patents
Three-dimensional adjustable template system for curve track beam prefabrication construction Download PDFInfo
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- CN209873575U CN209873575U CN201920175259.8U CN201920175259U CN209873575U CN 209873575 U CN209873575 U CN 209873575U CN 201920175259 U CN201920175259 U CN 201920175259U CN 209873575 U CN209873575 U CN 209873575U
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Abstract
The utility model discloses a three-dimensional adjustable template system of prefabricated construction of curve track roof beam, including the steel construction portal, pass the die block guide rail of steel construction portal, slide and set up die block platform truck on the die block guide rail, connect die block, two side forms of connecting in the inboard just relative setting of steel construction portal, connect the booster between side form and steel construction portal and connect in the end mould at side form both ends in the die block platform truck on the die block platform truck. The utility model discloses a die block, adjustable side form board are assembled to festival segmentation can satisfy different footpaths, different beam types, the radial track roof beam construction of different curves, has improved curve track roof beam construction quality control, adopts circulation production line production mode, has effectively practiced thrift the project cost, greatly improves the construction speed.
Description
Technical Field
The utility model relates to a curve track roof beam construction field specifically is a three-dimensional adjustable template system of curve track roof beam prefabrication construction.
Background
In the construction of the straddle type monorail, the rail beam is used as a running rail and is directly related to the safety and stability of a train in running, so that the manufacturing requirement is very high, and the prefabrication and precision control of the curved rail beam are important difficulties of the whole system. The curve PC track beam has three beam types and multiple spans, the curve is half-warp complicated and changeable, the production efficiency of the traditional steel template is low, the construction difficulty is large, and the production requirement of the curve track beam is difficult to meet.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a three-dimensional adjustable template system of prefabricated construction of curve track roof beam, adopt segmental type to assemble die block, adjustable side form, can satisfy different footpaths, different beam types, the track roof beam construction of different curve radii, improved curve track roof beam construction quality control, adopt circulation production line production mode, effectively practiced thrift the project cost, greatly improve construction speed.
The technical scheme of the utility model is that:
a three-dimensional adjustable template system for curve track beam prefabrication construction comprises a steel structure portal frame, a bottom die guide rail penetrating through the steel structure portal frame, a bottom die trolley arranged on the bottom die guide rail in a sliding mode, a bottom die connected to the bottom die trolley, two side templates connected to the inner side of the steel structure portal frame and arranged oppositely, a booster connected between the side templates and the steel structure portal frame and end templates connected to the two ends of the side templates; the bottom die is a segmented assembled bottom die, namely a plurality of bottom die segments of a rectangular frame structure are assembled on a bottom die trolley to form an arc-shaped bottom die; the assistor comprises a row of electric tension and compression rods and two rows of fine adjustment rods, wherein the electric tension and compression rods and the two rows of fine adjustment rods are connected between each side template and a corresponding steel structure portal; the top of side form board all be connected with side form altitude controller, side form altitude controller pass through the side form davit and be connected with the top of steel construction portal, side form altitude controller on be fixed with the surface of plastering machine track, all laminate on the medial surface on two side form board tops and be provided with corresponding line type strip, the top of line type strip is connected on corresponding surface of plastering machine track.
The both ends of arc die block all splice and be connected with the support, the end mould place on the arc die block, the support is connected with the end mould, guarantees that the end mould does not take place longitudinal movement.
And the driving motors of the electric tension and compression rods are connected with a terminal control system to carry out centralized control driving.
The utility model discloses a side form board's side form board, including the loop bar, the loop bar of fine tuning pole, the marker post on all be provided with one row of threaded connection hole and one row of threaded connection hole down, thereby connecting bolt passes the last threaded connection hole of loop bar, marker post in proper order and locks behind the lower threaded connection hole of threaded connection hole, loop bar down with loop bar and marker post fixed connection, the inner of marker post stretch out the loop bar outside and connect on the lateral surface of side form board.
The steel structure portal comprises a plurality of steel structure supporting columns and a plurality of steel structure supporting cross beams, the steel structure supporting columns are divided into two groups, the steel structure supporting cross beams are correspondingly connected between the two groups of steel structure supporting columns, each column is connected with an electric pull-press rod and two fine adjustment rods, and the electric pull-press rod and the two fine adjustment rods are arranged in parallel from bottom to top.
And rubber chamfers used for being spliced with the side templates are connected on two side faces, facing the side templates, of each bottom template segment of the bottom template.
The utility model has the advantages that:
the bottom die trolley of the utility model can drive the bottom die or the precast beam body to flow in each working area, thereby improving the efficiency of track beam construction; the bottom die of the utility model is formed by splicing bottom die segments with different lengths on the pedestal in a straight-to-curved mode, calculates the types and the quantity required by the spliced segments according to the span of the track beam, and then performs lofting splicing, and is suitable for splicing bottom dies of different beam types; the side template of the utility model adopts a three-dimensional adjustable structure, and adopts the electric control coarse adjustment and scale fine adjustment modes for adjustment, so that the size of the side template can be accurately controlled until the curved line shape of the side template reaches the design requirement; the utility model has simple, practical and safe operation, improves the utilization efficiency of the template, saves the construction cost, can satisfy the construction of curved track beams with various beam types and various lengths, the beam body curve adjusted by the booster can satisfy the requirement of design error, the quality of the produced curved track beam is qualified, the template adjusting system of semi-automation greatly shortens the template adjusting time, and the construction period is saved by 7-10 hours for each roof beam; the appearance quality of the produced curved track beam meets the design specification requirement.
To sum up, the utility model discloses both practice thrift the input of cost, improve template availability factor again for the construction production progress.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the splicing structure of the bottom die of the present invention.
Fig. 3 is a schematic structural view of a profile strip according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, a three-dimensional adjustable template system for curve track beam prefabrication construction comprises a steel structure portal, a bottom die guide rail 3 penetrating through the steel structure portal, a bottom die trolley 4 arranged on the bottom die guide rail 3 in a sliding manner, a bottom die 5 connected to the bottom die trolley 4, two side templates 6 connected to the inner side of the steel structure portal and arranged oppositely, a booster connected between the side templates 6 and the steel structure portal 1, and end molds connected to two ends of the side templates 6;
the steel structure portal frame consists of thirty-six steel structure supporting upright columns 1 and eighteen steel structure supporting cross beams 2, the thirty-six steel structure supporting upright columns 1 are divided into two groups, and the eighteen steel structure supporting cross beams 2 are correspondingly connected between the two groups of steel structure supporting upright columns 1;
the bottom die 5 is a segmented assembled bottom die, namely bottom die segments 51 (shown in fig. 2) of a plurality of rectangular frame structures are assembled on the bottom die trolley 4 to form an arc-shaped bottom die, rubber chamfers for splicing with the side templates 6 are connected on two side faces, facing the side templates 6, of the bottom die segment 51 of each rectangular frame structure, supports 52 are connected at two ends of the bottom die 5 in a splicing manner, end molds are placed on the bottom die 5, and the supports 52 are connected with the end molds to ensure that the end molds do not move longitudinally;
the force booster comprises a row of electric tension and compression bars 7 and two rows of fine adjustment bars 8 which are connected between each side template 6 and a corresponding group of steel structure supporting upright posts 1, the row of electric tension and compression bars 7 and the two rows of fine adjustment bars 8 are arranged in parallel from bottom to top, the electric tension and compression bars 7 are of an electric lead screw structure, the inner ends of the electric tension and compression bars 7 are hinged with the outer side surfaces of the side templates 6, a driving motor of the electric tension and compression bars 7 is fixed on the steel structure supporting upright posts 1 corresponding to the steel structure portal, the electric tension and compression bars 7 are in driving connection with the driving motor, the outer ends of the electric tension and compression bars 7 penetrate through the steel structure supporting upright posts 1 corresponding to the steel structure portal, each fine adjustment bar 8 comprises a loop bar 81 and a mark bar 82 arranged in the loop bar 81, the mark bar 82 is fixedly connected with the loop bar 81, the outer end part of the mark bar 82 extends out of the loop bar 81, a fine adjustment scale is arranged on the part, the outer end of the fine adjustment rod 8 penetrates through the steel structure supporting upright post 1 corresponding to the steel structure portal;
the top ends of the side templates 6 are connected with a side template height adjuster 9, the side template height adjuster 9 is connected with a steel structure supporting beam 2 of a steel structure portal frame through a side template suspension arm 10, a troweling machine rail 11 is fixed on the side template height adjuster 9, corresponding linear strips 12 (shown in figure 3) are attached to the inner side surfaces of the top ends of the two side templates 6, and the top ends of the linear strips 12 are connected to the corresponding troweling machine rail 11.
The driving motors of the electric tension and compression rods 7 are connected with a terminal control system to carry out centralized control driving; and the terminal control system calculates the distance between the suspension line and the track beam template as template adjustment data, the data is input into a servo motor controller of the terminal control system, and the servo motor controller controls a driving motor to synchronously push all the electric tension and compression rods 7 to a design value.
Wherein, all be provided with one row of threaded connection hole and one row of threaded connection hole down on loop bar 81 and the sighting rod 82 of fine tuning pole, thereby connecting bolt passes behind the last threaded connection hole of loop bar 81, the last threaded connection hole and the lower threaded connection hole of sighting rod 82, the lower threaded connection hole of loop bar 81 in proper order and locks loop bar 81 and sighting rod 82 fixed connection, the inner of sighting rod 82 stretches out outside loop bar 81 and connects on the lateral surface of side form 6.
The utility model discloses a theory of operation:
(1) and bottom die installation: calculating the relative positions of the side line and the central line of the bottom die when the middle line of the curve beam span is positioned at the central line of the bottom die trolley 4 according to the tension and pressure of each booster in the construction method instruction; a positioning strip parallel to the center line of the trolley is arranged on the side of the bottom die trolley 4, the distance between the bottom die and the positioning strip is calculated according to the calculated relative position, the bottom die is positioned and installed according to the number, and the side line of the bottom die, the center line of the bottom die, a supporting seat and the corner of an end die are drawn in CAD according to the line type data of the bottom die; the bottom die is formed by splicing bottom die segments 51 with different lengths on a bottom die trolley 4 in a straight-to-curved mode, wherein the lengths of the segments are divided into fixed-length segments and adjustable segments at the end heads of arcing segments of 0.5m, 1m and 6.9 m; firstly, releasing the horizontal and longitudinal central axes of the bottom die trolley 4, taking the horizontal central line of the bottom die trolley 4 as a track beam span, calculating the types and the quantity of splicing segments according to the track beam span, then measuring and fixing the position of the bottom die of the middle segment, measuring and fixing the segments one by one towards two ends on the basis of the measured positions, roughly adjusting the splicing blocks of the bottom die to the right position according to the calculated position information, guiding the bottom die side line and the central line drawn by CAD into a total station, establishing a coordinate system by using a control point of the central line of the bottom die trolley 4, selecting a model for lofting, finely adjusting the central axes of all bottom die segments 51 to be coincident with the designed central line, adjusting all bottom die segments 51 to be a uniform horizontal plane by using an electronic level gauge, ensuring tight splicing of all bottom die segments 51, and fixing the bottom die on the bottom die trolley 4 by using a bottom die pressing plate after the horizontal position of the bottom die is, finally, taking the transverse central line of the bottom die 5 as a beam span central line, and then calculating the distance between two ends of the transverse central line of the designed support and the side line (end die) of the beam body and the beam span central line according to the design value of the track beam so as to place the support 52 and the end die;
(2) debugging of die assembly of the side die plate: moving the adjusted bottom die trolley 4 into a beam making platform for die assembly, calculating the displacement of a side die assistor according to design parameters in an operating method instruction book, roughly adjusting by using an electric tension and compression rod 7 through a final control system, then leading three-dimensional model data into a measuring robot, accurately measuring the side die by the measuring robot, manually adjusting 76 fine adjusting rods 8 one by one according to a deviation value calculated by the measuring robot until the curved line shape of the side die plate 6 meets the design requirement, arranging a scale on each fine adjusting rod 8, recording the size of the scale of each adjusted fine adjusting rod 8, and finally adjusting the linear bars 12 according to the pre-camber and top surface ultrahigh data given in the curve beam operating method instruction book to adjust the linear bars 12 to the designed pre-camber and top surface ultrahigh data;
(3) and placing a steel reinforcement cage: the side templates 6 are separated, the bottom die trolley 4 drives the bottom die 5 to move out of the beam making table, the reinforcement cage is placed on the bottom die 4 and the end die is installed, the bottom die trolley 4 drives the bottom die 5 to move into the beam making table again, the final control system controls the electric tension and compression bar 7 to carry out rough adjustment of die assembly of the side templates 6, the side templates 6 are manually adjusted according to the size of the scale recorded by the fine adjustment bar 8 during die assembly, and the die assembly templates are retested and checked.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a three-dimensional adjustable template system of prefabricated construction of curve track roof beam which characterized in that: the die-casting device comprises a steel structure portal frame, a bottom die guide rail penetrating through the steel structure portal frame, a bottom die trolley arranged on the bottom die guide rail in a sliding manner, a bottom die connected to the bottom die trolley, two side templates connected to the inner side of the steel structure portal frame and arranged oppositely, a booster connected between the side templates and the steel structure portal frame and end molds connected to two ends of the side templates; the bottom die is a segmented assembled bottom die, namely a plurality of bottom die segments of a rectangular frame structure are assembled on a bottom die trolley to form an arc-shaped bottom die; the assistor comprises a row of electric tension and compression rods and two rows of fine adjustment rods, wherein the electric tension and compression rods and the two rows of fine adjustment rods are connected between each side template and a corresponding steel structure portal; the top of side form board all be connected with side form altitude controller, side form altitude controller pass through the side form davit and be connected with the top of steel construction portal, side form altitude controller on be fixed with the surface of plastering machine track, all laminate on the medial surface on two side form board tops and be provided with corresponding line type strip, the top of line type strip is connected on corresponding surface of plastering machine track.
2. The three-dimensional adjustable formwork system for curve track beam prefabrication construction according to claim 1, wherein: the both ends of arc die block all splice and be connected with the support, the end mould place on the arc die block, the support is connected with the end mould, guarantees that the end mould does not take place longitudinal movement.
3. The three-dimensional adjustable formwork system for curve track beam prefabrication construction according to claim 1, wherein: and the driving motors of the electric tension and compression rods are connected with a terminal control system to carry out centralized control driving.
4. The three-dimensional adjustable formwork system for curve track beam prefabrication construction according to claim 1, wherein: the utility model discloses a side form board's side form board, including the loop bar, the loop bar of fine tuning pole, the marker post on all be provided with one row of threaded connection hole and one row of threaded connection hole down, thereby connecting bolt passes the last threaded connection hole of loop bar, marker post in proper order and locks behind the lower threaded connection hole of threaded connection hole, loop bar down with loop bar and marker post fixed connection, the inner of marker post stretch out the loop bar outside and connect on the lateral surface of side form board.
5. The three-dimensional adjustable formwork system for curve track beam prefabrication construction according to claim 1, wherein: the steel structure portal comprises a plurality of steel structure supporting columns and a plurality of steel structure supporting cross beams, the steel structure supporting columns are divided into two groups, the steel structure supporting cross beams are correspondingly connected between the two groups of steel structure supporting columns, each column is connected with an electric pull-press rod and two fine adjustment rods, and the electric pull-press rod and the two fine adjustment rods are arranged in parallel from bottom to top.
6. The three-dimensional adjustable formwork system for curve track beam prefabrication construction according to claim 1, wherein: and rubber chamfers used for being spliced with the side templates are connected on two side faces, facing the side templates, of each bottom template segment of the bottom template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175259.8U CN209873575U (en) | 2019-01-31 | 2019-01-31 | Three-dimensional adjustable template system for curve track beam prefabrication construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920175259.8U CN209873575U (en) | 2019-01-31 | 2019-01-31 | Three-dimensional adjustable template system for curve track beam prefabrication construction |
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| CN209873575U true CN209873575U (en) | 2019-12-31 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112339077A (en) * | 2020-10-30 | 2021-02-09 | 中铁大桥局第九工程有限公司 | Side mould for curve beam prefabricated segment and construction method of prefabricated segment |
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2019
- 2019-01-31 CN CN201920175259.8U patent/CN209873575U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112339077A (en) * | 2020-10-30 | 2021-02-09 | 中铁大桥局第九工程有限公司 | Side mould for curve beam prefabricated segment and construction method of prefabricated segment |
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