CN216266752U - Prefabricated T roof beam preparation structure - Google Patents
Prefabricated T roof beam preparation structure Download PDFInfo
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- CN216266752U CN216266752U CN202120789538.0U CN202120789538U CN216266752U CN 216266752 U CN216266752 U CN 216266752U CN 202120789538 U CN202120789538 U CN 202120789538U CN 216266752 U CN216266752 U CN 216266752U
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Abstract
The utility model relates to a prefabricated T-beam manufacturing structure which comprises a T-beam template, a connecting groove mold, a support bottom plate, a template support frame, a template supporting plate and a T-beam reinforcement cage; a T-beam template is arranged on the outer side of the T-beam reinforcement cage, and a transverse plate and a vertical plate of the T-beam template are respectively provided with a connecting groove mold; two rows of strut bottom plates which are opposite in mirror image are arranged on the hardened ground, and a template bottom pier is arranged between the two rows of strut bottom plates. The utility model has the beneficial effects that: according to the utility model, the connecting die cavity is arranged on the T-beam template, and the spatial position of the T-beam reinforcement cage can be corrected through the air pressure control position body, so that the difficulty in controlling the reinforcement cage protective layer is reduced; the utility model limits the positions of the template supporting plate and the T-beam template through the template support frame, and improves the accuracy of the installation and the positioning of the T-beam template.
Description
Technical Field
The utility model relates to a prefabricated T-beam preparation structure which can effectively reduce the difficulty of site construction, improve the preparation quality of a prefabricated T-beam and improve the accuracy of the thickness control of a protective layer, and is suitable for bridge engineering.
Background
With the progress and development of scientific technology, prefabricated bridge girders are applied more and more in bridge engineering. Compared with two common prefabricated structures, namely a hollow slab and a small box girder, the T-shaped girder has the highest section efficiency index and the largest economic span. When a prefabricated T-beam structure is prepared, construction links such as reinforcement cage binding and positioning, T-beam template erection and the like are often encountered, wherein the precise positioning of reinforcement cage reinforcements, and the rapid installation and removal of templates are often difficult points of site construction.
In the prior art, a prefabricated T beam and a construction method thereof are provided, which are characterized in that: including longeron and the fixed decking that sets up on the longeron, the decking includes prefabricated base and prefabricated apron, be equipped with damper between prefabricated base and the prefabricated apron, the last indent shaping of prefabricated base has the inner groovy, damper includes rubber bed course and prefabricated structural slab, prefabricated structural slab is alternate interval setting with the rubber bed course, the shaping of prefabricated structural slab bottom indent has the structural trough, the rubber bed course upper surface corresponds protruding shaping and has the rubber arch, vertical pre-buried threaded reinforcement in the longeron, the vertical through-hole of having seted up on the decking, prefabricated base is worn to establish in proper order by threaded reinforcement, damper and prefabricated apron. According to the structure, the damping assembly is additionally arranged in the T-shaped beam, so that the use safety of the bridge can be improved, but improvement is provided in the aspects of reducing the field construction difficulty, improving the preparation quality of the prefabricated T-shaped beam, improving the accuracy of the thickness control of the protective layer and the like.
In view of this, for effectively reducing the site operation degree of difficulty, improving the preparation quality of prefabricated T roof beam, improving the degree of accuracy of protective layer thickness control, at present urgently wait for utility model a can effectively reduce the site operation degree of difficulty, improve the preparation quality of prefabricated T roof beam, improve the prefabricated T roof beam preparation structure of the degree of accuracy of protective layer thickness control.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a prefabricated T-beam preparation structure which can not only reduce the difficulty of site construction, but also improve the preparation quality of a prefabricated T-beam and improve the accuracy of the thickness control of a protective layer.
The prefabricated T-beam manufacturing structure comprises a T-beam template, a connecting groove mold, a support bottom plate, a template support frame, a template support plate and a T-beam reinforcement cage; a T-beam template is arranged on the outer side of the T-beam reinforcement cage, and a transverse plate and a vertical plate of the T-beam template are respectively provided with a connecting groove mold; two rows of strut bottom plates which are opposite in mirror image are arranged on the hardened ground, a template bottom pier is arranged between the two rows of strut bottom plates, and a strut sliding plate at the bottom end of the template strut is connected with a sliding plate connecting groove on the strut bottom plate; an adjustable diagonal rod is arranged between the strut bottom plate and the template strut, a template supporting plate is arranged above the template strut, and the template supporting plate is connected with a T-beam template through a template positioning bolt; the T-beam reinforcement cage comprises a top plate reinforcement cage and a web plate reinforcement cage, and the top plate reinforcement cage and the web plate reinforcement cage are connected through reinforcement cage connecting ribs; the connecting groove die is provided with an air pressure connecting pipe, and an air pressure control body is arranged inside the connecting groove die.
Preferably, the method comprises the following steps: the cross section of the connecting groove die is U-shaped; the T-beam template is an alloy template, and template reinforcing ribs are arranged at the variable cross section of the T-beam template; the strut bottom plate is formed by rolling a steel plate, a sliding plate connecting groove with an inverted T-shaped cross section is arranged on the strut bottom plate, and an inclined rod limiting tenon with an inverted trapezoidal cross section is arranged on the top surface of the strut bottom plate; the cross section of the template bracket is L-shaped, the bottom end of the template bracket is vertically welded with the bracket sliding plate, a longitudinal beam limiting groove, a supporting longitudinal beam and a template supporting plate are sequentially arranged on the side of the template bracket facing the T-beam reinforcement cage, and a template positioning bolt connected with the template supporting plate through threads is arranged on the template supporting plate; the template positioning bolt is formed by rolling a screw rod, and two ends of the template positioning bolt are respectively connected with the template supporting plate and a die side nut on the T-beam template through threads; the adjustable inclined rod comprises a bolt and screw rods, the fastening directions of the screw rods on the two sides of the bolt are opposite, and the adjustable inclined rod is hinged with the template support frame through a support rib.
Preferably, the method comprises the following steps: the air pressure control body comprises a closed bag, an elastic connecting rib and an elastic pressure-expanding plate, one end of the elastic connecting rib is connected with the connecting groove die in a sticking way, the other end of the elastic connecting rib is connected with the elastic pressure-expanding plate in a sticking way, and the elastic pressure-expanding plate is tightly attached to the T-shaped beam reinforcement cage; the closed bag is formed by sewing rubber sheets, is enclosed with the elastic expansion pressing plate and the connecting groove die to form a closed cavity and is communicated with the air pressure connecting pipe; the elastic connecting ribs are formed by rolling springs; the air pressure connecting pipe is a steel pipe or a PVC pipe, one end of the air pressure connecting pipe is inserted into the inner side of the connecting groove die, and the other end of the air pressure connecting pipe is connected with an external air entrainment pump.
The utility model has the beneficial effects that:
(1) according to the utility model, the connecting die cavity is arranged on the T-beam template, and the spatial position of the T-beam reinforcement cage can be corrected through the air pressure control position body, so that the difficulty in controlling the reinforcement cage protective layer is reduced.
(2) The utility model limits the positions of the template supporting plate and the T-beam template through the template support frame, and improves the accuracy of the installation and the positioning of the T-beam template.
Drawings
FIG. 1 is a schematic diagram of a prefabricated T-beam manufacturing structure according to the present invention;
FIG. 2 is a schematic view of the connecting cavity of FIG. 1;
fig. 3 is a schematic structural view of a bottom plate of the bracket in fig. 1.
Description of reference numerals: 1-T beam template; 2-connecting the slot die; 3-hardening the ground; 4-a strut bottom plate; 5-template bottom pier; 6-template support frame; 7-a strut slide plate; 8, connecting a sliding plate with a groove; 9-adjustable diagonal rods; 10-template supporting plate; 11-template positioning bolts; 12-a roof reinforcement cage; 13-web reinforcement cage; 14-reinforcement cage connecting bars; 15-pneumatic connecting pipe; 16-a pneumatic control body; 17-sealing the sachet; 18-a spring diffuser plate; 19-T beam reinforcement cages; 20-elastic connecting ribs; 21-reinforcing ribs of the template; 22-a diagonal rod limiting tenon; 23-longitudinal beam limiting grooves; 24-support stringers; 25-die-side nut; 26-brace bar connecting hinge.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are set forth merely to aid in the understanding of the utility model. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
As an example, FIG. 1 is a schematic diagram of a prefabricated T-beam manufacturing structure, FIG. 2 is a schematic diagram of a connecting die cavity structure of FIG. 1, and FIG. 3 is a schematic diagram of a strut bottom plate structure of FIG. 1. Referring to fig. 1 to 3, in the prefabricated T-beam preparation structure, connecting groove molds 2 are respectively arranged on a transverse plate and a vertical plate of a T-beam template 1; a support frame sliding plate 7 at the bottom end of the template support frame 6 is connected with a sliding plate connecting groove 8 on the support frame bottom plate 4; firstly, adjusting the length of an adjustable diagonal rod 9 to enable a template support frame 6 and a template support plate 10 to move along a sliding plate connecting groove 8, and then controlling the spatial position of a T-shaped beam template 1 through a template positioning bolt 11; the closed bag 17 of the air pressure control body 16 is pressurized through the air pressure connecting pipe 15, the spatial position of the T-beam reinforcement cage 19 is limited through the elastic diffusion plate 18, then concrete pouring construction is carried out through external concrete pouring equipment, the air pressure of the air pressure control body 16 is synchronously reduced, and the elastic diffusion plate 18 contracts into the connecting groove die 2 under the action of the elastic connecting rib 20.
The T-beam template 1 is a steel template with the thickness of 3mm, and template reinforcing ribs 21 are arranged at the variable cross section of the T-beam template 1; the template reinforcing ribs 21 are formed by rolling steel plates with the diameter of 10mm, are L-shaped in cross section and are connected with the T-shaped beam template 1 through bolts.
The cross section of the connecting slot die 2 is U-shaped, the depth is 10cm, the width and the length are both 15cm, and an air pressure control body 16 is arranged inside the connecting slot die 2. The air pressure control body 16 comprises a closed bag 17, an elastic connecting rib 20 and an elastic diffusion plate 18, one end of the elastic connecting rib 20 is connected with the connecting slot die 2 in a sticking way, and the other end of the elastic connecting rib is connected with the elastic diffusion plate 18 in a sticking way; the closed bag 17 is formed by sewing a rubber sheet with the thickness of 2mm, is enclosed with the elastic diffusion plate 18 and the connecting groove die 2 to form a closed cavity and is communicated with the air pressure connecting pipe 15; the air pressure connecting pipe 15 is made of a PVC pipe with the diameter of 30cm, the elastic diffusion plate 18 is made of a steel plate with the thickness of 2mm through rolling, and the elastic connecting rib 20 is made of a spring with the diameter of 30mm through rolling.
The hardened ground 3 is a reinforced concrete pavement with the thickness of 300mm and the concrete strength grade of C35.
The strut bottom plate 4 is formed by rolling a steel plate with the thickness of 10mm, the cross section of the strut bottom plate is rectangular, the width of the strut bottom plate is 30cm, the height of the strut bottom plate is 10cm, a sliding plate connecting groove 8 with the cross section of an inverted T shape is arranged on the strut bottom plate 4, and the length of the sliding plate connecting groove 8 is 50 cm; the top surface is provided with an inclined rod limiting tenon 22 with an inverted trapezoidal cross section; the inclined rod limiting tenon 22 is formed by rolling a steel plate with the thickness of 10mm, and the cross section of the inclined rod limiting tenon is T-shaped.
The template bottom pier 5 is formed by rolling H-shaped steel with the specification of 100 multiplied by 6 multiplied by 8.
The template strut 6 is formed by rolling a steel plate with the thickness of 20mm, the width of the template strut is 20cm, the cross section of the template strut is L-shaped, the bottom end of the template strut is vertically welded with the strut sliding plate 7, a longitudinal beam limiting groove 23, a supporting longitudinal beam 24 and a template supporting plate 10 are sequentially arranged on the side, facing the T-beam reinforcement cage 19, of the template strut 6, and a template positioning bolt 11 connected with the template supporting plate 10 through threads is arranged on the template supporting plate 10; the strut sliding plate 7 is formed by rolling a steel plate with the thickness of 10mm, and is 20cm in width and 10cm in length; the template supporting plate 10 is formed by rolling a steel plate with the thickness of 10mm and the width of 20 cm; the longitudinal beam limiting groove 23 is formed by rolling a steel plate with the thickness of 2mm, the width of the longitudinal beam limiting groove is 20cm, and the depth of the longitudinal beam limiting groove is 10 cm; the support longitudinal beam 24 is formed by rolling H-shaped steel with the specification of 100 × 100 × 6 × 8.
The adjustable inclined rod 9 comprises a screw rod and a bolt with the diameter of 60mm, the fastening directions of the screw rods on the two sides of the bolt are opposite, and the adjustable inclined rod is connected with the template support frame 6 through a support rib connecting hinge 26; the brace connecting hinge 26 adopts a spherical hinge with the diameter of 60 mm.
The template positioning bolt 11 is formed by rolling a screw rod with the diameter of 30mm and is connected with the template supporting plate 10 and the die side nut 25 through threads; the die-side nut 25 is a nut that matches the die plate positioning pin 11.
The T-beam reinforcement cage 19 comprises a top plate reinforcement cage 12 and a web plate reinforcement cage 13 which are bound by threaded reinforcements with diameters of 32mm and 10 mm; the reinforcement cage connecting rib 14 is formed by rolling a threaded ribbed reinforcement with the diameter of 32 mm.
Claims (3)
1. Prefabricated T roof beam preparation structure, its characterized in that: the steel bar support comprises a T-beam template (1), a connecting groove mold (2), a support frame bottom plate (4), a template support frame (6), a template support plate (10) and a T-beam steel bar cage (19); a T-beam template (1) is arranged on the outer side of the T-beam reinforcement cage (19), and connecting groove molds (2) are respectively arranged on a transverse plate and a vertical plate of the T-beam template (1); two rows of strut bottom plates (4) which are opposite in mirror image are arranged on the hardened ground (3), a template bottom pier (5) is arranged between the two rows of strut bottom plates (4), and a strut sliding plate (7) at the bottom end of a template strut (6) is connected with a sliding plate connecting groove (8) on the strut bottom plate (4); an adjustable inclined rod (9) is arranged between the support frame bottom plate (4) and the template support frame (6), a template supporting plate (10) is arranged above the template support frame (6), and the template supporting plate (10) is connected with the T-beam template (1) through a template positioning bolt (11); the T-beam reinforcement cage (19) comprises a top plate reinforcement cage (12) and a web plate reinforcement cage (13), and the top plate reinforcement cage (12) and the web plate reinforcement cage (13) are connected through reinforcement cage connecting ribs (14); the connecting groove die (2) is provided with an air pressure connecting pipe (15), and an air pressure control body (16) is arranged inside the connecting groove die (2).
2. The precast T beam preparation structure of claim 1, wherein: the cross section of the connecting groove die (2) is U-shaped; the T-beam template (1) is an alloy template, and template reinforcing ribs (21) are arranged at the variable cross section of the T-beam template (1); the strut bottom plate (4) is formed by rolling a steel plate, a sliding plate connecting groove (8) with an inverted T-shaped cross section is arranged on the strut bottom plate (4), and an inclined rod limiting tenon (22) with an inverted trapezoidal cross section is arranged on the top surface of the strut bottom plate (4); the cross section of the template support frame (6) is L-shaped, the bottom end of the template support frame is vertically welded with the support frame sliding plate (7), a longitudinal beam limiting groove (23), a supporting longitudinal beam (24) and a template supporting plate (10) are sequentially arranged on the side, facing a T-beam reinforcement cage (19), of the template support frame (6), and a template positioning bolt (11) which is connected with the template supporting plate (10) through threads is arranged on the template supporting plate (10); the template positioning bolt (11) is formed by rolling a screw rod, and two ends of the template positioning bolt are respectively connected with the template supporting plate (10) and a die side nut (25) on the T-beam template (1) through threads; the adjustable inclined rod (9) comprises a bolt and screw rods, the fastening directions of the screw rods on the two sides of the bolt are opposite, and the adjustable inclined rod is connected with the template support frame (6) through a support rib connecting hinge (26).
3. The precast T beam preparation structure of claim 1, wherein: the air pressure control body (16) comprises a closed bag (17), an elastic connecting rib (20) and an elastic expansion plate (18), one end of the elastic connecting rib (20) is connected with the connecting groove die (2) in a sticking mode, the other end of the elastic connecting rib is connected with the elastic expansion plate (18) in a sticking mode, and the elastic expansion plate (18) is tightly attached to the T-beam reinforcement cage (19); the closed bag (17) is formed by sewing rubber sheets, is enclosed with the elastic expansion plate (18) and the connecting groove die (2) to form a closed cavity and is communicated with the air pressure connecting pipe (15); the elastic connecting ribs (20) are formed by rolling springs; the air pressure connecting pipe (15) is a steel pipe or a PVC pipe, one end of the air pressure connecting pipe is inserted into the inner side of the connecting groove die (2), and the other end of the air pressure connecting pipe is connected with an external air-entrapping pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120789538.0U CN216266752U (en) | 2021-04-16 | 2021-04-16 | Prefabricated T roof beam preparation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120789538.0U CN216266752U (en) | 2021-04-16 | 2021-04-16 | Prefabricated T roof beam preparation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216266752U true CN216266752U (en) | 2022-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120789538.0U Active CN216266752U (en) | 2021-04-16 | 2021-04-16 | Prefabricated T roof beam preparation structure |
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|---|---|
| CN (1) | CN216266752U (en) |
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2021
- 2021-04-16 CN CN202120789538.0U patent/CN216266752U/en active Active
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