CN211891364U - Binding jig frame for steel reinforcement cage of box girder - Google Patents
Binding jig frame for steel reinforcement cage of box girder Download PDFInfo
- Publication number
- CN211891364U CN211891364U CN202020132504.XU CN202020132504U CN211891364U CN 211891364 U CN211891364 U CN 211891364U CN 202020132504 U CN202020132504 U CN 202020132504U CN 211891364 U CN211891364 U CN 211891364U
- Authority
- CN
- China
- Prior art keywords
- plate
- bed
- box girder
- jig
- stirrup
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a binding jig frame of a box girder steel reinforcement cage, which comprises a jig frame bottom plate, a jig plate bottom brace rod, a jig frame brace, a lower layer jig plate, a sliding beam connecting plate and an upper layer jig plate; two rows of bed plate bottom support rods and two rows of bed frame support columns are arranged on the bed frame bottom plate; the outer side wall of the lower bed mould plate is provided with a stirrup limiting plate and a plate bottom limiting tenon, the lower bed mould plate is positioned on the bed mould frame bottom plate, the bottom plate bearing plate is connected with the plate bottom limiting tenon on the lower surface of the lower bed mould plate, and the inclination angle of the lower bed mould plate is adjusted through a bed mould plate bottom support rod; the box girder stirrup of lower floor arranges the stirrup embedded groove in, and the box girder of lower floor is indulged the muscle and is arranged in and indulges the muscle spacing inslot, and the box girder of lower floor is indulged the muscle and is connected with the binding of box girder stirrup. The utility model has the advantages that: the utility model discloses the position of box girder stirrup is injectd to the stirrup embedded groove on the accessible stirrup limiting plate, indulges the muscle through indulging the muscle spacing groove respectively and indulge the case roof beam that the muscle spacing ring injectd the lower floor and indulge the muscle position with the case roof beam on upper strata, has reduced the degree of difficulty of case roof beam steel reinforcement cage reinforcement location.
Description
Technical Field
The utility model relates to a roof beam steel reinforcement cage ligature bed-jig belongs to the bridge engineering field, is applicable to prefabricated case roof beam preparation engineering.
Background
In the bridge engineering construction process, more and more viaducts adopt prefabricated box girders to improve the construction efficiency and protect the construction environment. In the construction process of the prefabricated box girder, the binding quality of a reinforcement cage, the formwork erecting effect and the maintenance construction quality and efficiency are always the key points of control.
The prior art has a mounting method of a prefabricated box girder steel bar binding mould, which comprises a bottom web plate steel bar framework mould, a top plate steel bar framework mould and a hanging bracket; during construction, the bottom web and the top plate steel reinforcement framework are respectively bound on the bottom web and the top plate steel reinforcement framework mold, then the bottom web steel reinforcement framework is hoisted to a pedestal on which the side mold is installed by utilizing the hoisting frame, the inner mold is installed after the bottom web steel reinforcement framework is placed in place, and finally the top plate steel reinforcement framework is hoisted and installed. Although the speed and the quality of prefabricated box girder reinforcement can be improved to a certain extent by the technology, the problems that the precision control of the angle of a jig frame and the position of a reinforcement is difficult to realize, the protection of a reinforcement cage is difficult to realize in the construction process, the difficulty of hoisting and constructing the reinforcement cage is reduced, and the like are solved.
In view of this, in order to improve the preparation construction quality of the precast concrete box girder, the invention of the box girder reinforcement cage binding jig which can reduce the difficulty in binding and positioning the reinforcement cage and reduce the damage of the reinforcement cage to the box girder reinforcement cage during hoisting is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, providing one kind and not only can reducing the steel reinforcement cage ligature location degree of difficulty, can reduce the box girder steel reinforcement cage ligature bed-jig of steel reinforcement cage hoist and mount to box girder steel reinforcement cage damage moreover.
The binding jig frame for the box girder reinforcement cage comprises a jig frame bottom plate, a jig plate bottom support rod, a jig frame support column, a lower layer jig plate, a sliding beam connecting plate and an upper layer jig plate; two rows of bed plate bottom support rods and two rows of bed frame support columns are arranged on the bed frame bottom plate; the outer side wall of the lower bed mould plate is provided with a stirrup limiting plate and a plate bottom limiting tenon, the lower bed mould plate is positioned on the bed mould frame bottom plate, the bottom plate bearing plate is connected with the plate bottom limiting tenon on the lower surface of the lower bed mould plate, and the inclination angle of the lower bed mould plate is adjusted through a bed mould plate bottom support rod; the box girder stirrups of the lower layer are arranged in the stirrup embedded grooves, the box girder longitudinal reinforcements of the lower layer are arranged in the longitudinal reinforcement limiting grooves, and the box girder longitudinal reinforcements of the lower layer are bound and connected with the box girder stirrups; a sliding beam connecting plate at the lower part of the bed plate sliding beam is embedded into a sliding beam chute of the column top bracing beam, a bed plate sling and a bed plate suspender are respectively connected with a bed plate connecting ring and a bed plate connecting bolt, the spatial position of an upper bed plate is controlled by the bed plate sling and the bed plate suspender, the upper bed plate slides to the upper part of a lower bed plate, and a box girder longitudinal rib at the upper layer passes through a longitudinal rib limiting ring; the supporting beam positioning bolt is arranged on the upper surface of the upper-layer bed plate, and the top end of the supporting beam positioning bolt is sequentially provided with a platform supporting beam and a suspension platform plate; the lower part of the box girder steel reinforcement cage is provided with a hoisting connecting plate, a hoisting screw penetrates through a gap of the box girder steel reinforcement cage, and the hoisting screw and the hoisting connecting plate are firmly connected through a screw fastening bolt.
Preferably, the method comprises the following steps: the jig frame support columns are formed by rolling section steel columns or steel pipes, and column top support beams are arranged at the top ends of the jig frame support columns in the same row; the column top supporting beam is formed by rolling a steel plate, and a sliding beam sliding groove connected with a sliding beam connecting plate is arranged on the column top supporting beam; the lower part of the sliding beam connecting plate is provided with a sliding beam roller; the bottom stay bar of the bed plate is formed by combining a screw and a bolt, and a stay bar top hinge and a bottom plate bearing plate are arranged at the top end of the screw; the lower bed mould plate and the upper bed mould plate are both formed by rolling steel plates or aluminum alloy templates, and a bed mould plate position adjusting hinge is arranged at the joint of the connected lower bed mould plate or the connected upper bed mould plate; the side wall of the lower layer tire plate facing the upper layer tire plate side is provided with a longitudinal rib limiting groove; the side wall of the upper layer tire plate facing the lower layer tire plate is provided with a longitudinal rib limiting ring, and the other side wall is provided with a tire plate connecting ring and a tire plate connecting bolt.
Preferably, the method comprises the following steps: the plane of the hoisting connecting plate is rectangular and is parallel to the longitudinal ribs of the box girder, the hoisting connecting plate is formed by rolling a steel plate, and a vertical hole for a hoisting screw to pass through and a stirrup embedded groove connected with the stirrup of the box girder are arranged on the hoisting connecting plate.
The utility model has the advantages that:
(1) the utility model can limit the position of the box girder stirrup through the stirrup embedded groove on the stirrup limiting plate, and limit the position of the box girder longitudinal bar at the lower layer and the box girder longitudinal bar at the upper layer through the longitudinal bar limiting groove and the longitudinal bar limiting ring respectively, thereby reducing the difficulty of binding and positioning the steel bars of the box girder steel reinforcement cage; and simultaneously, the utility model discloses set up on the upper portion of upper bed template and suspend the landing slab in midair to the lateral position of accessible slide beam gyro wheel adjustment bed template slide beam has avoided trampling of case roof beam steel reinforcement cage in the case roof beam steel reinforcement cage work progress.
(2) The utility model is provided with the hoisting connecting plates at the lower part of the box girder steel reinforcement cage and the lower part of the panel steel reinforcement respectively, and the hoisting screw is connected with the hoisting connecting plates, the hoisting connecting plates are tightly connected with the box girder steel reinforcement cage through the screw fastening bolt, thereby reducing the damage of hoisting construction to the box girder steel reinforcement cage; and simultaneously, the utility model discloses the back is connected with the bed plate smooth beam to the hoist and mount screw rod, can follow column base supporting beam lateral shifting, has reduced the degree of difficulty that the case roof beam steel reinforcement cage shifted.
Drawings
FIG. 1 is a schematic view of the construction structure for binding the steel reinforcement cage of the box girder of the utility model;
FIG. 2 is a schematic view of the stirrup limiting plate configuration of FIG. 1;
FIG. 3 is a schematic diagram of the hoisting construction structure of the steel reinforcement cage of the box girder of the utility model;
fig. 4 is a schematic view of the structure of the hoisting connecting plate of fig. 3.
Description of reference numerals: 1-a bed-jig base plate; 2-bed plate bottom brace rod; 3-a moulding bed support column; 4-lower bed mould plate; 5-stirrup limiting plate; 6-limiting tenon at the bottom of the plate; 7-a bottom plate bearing plate; 8-box girder hooping; 9-stirrup embedded grooves; 10-longitudinal ribs of the box girder; 11-longitudinal rib limiting grooves; 12-a bed plate slide beam; 13-a skid beam connection plate; 14-column top bracing beams; 15-sliding beam chute; 16-bed sling; 17-a bed plate boom; 18-a tire plate connecting ring; 19-a bed plate connecting bolt; 20-upper layer bed plate; 21-longitudinal rib limiting ring; 22-a beam-supporting position-adjusting bolt; 23-a platform support beam; 24-a suspended platform plate; 25-box girder reinforcement cage; 26-hoisting the connecting plate; 27-hoisting screw; 28-screw fastening bolt; 29-sliding beam roller; 30-stay bar top hinge; 31-positioning hinge of the bed plate.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Referring to fig. 1 to 4, in the case beam reinforcement cage binding jig frame, two rows of bed plate bottom support rods 2 and two rows of jig frame support columns 3 are arranged on a jig frame bottom plate 1; firstly, a stirrup limiting plate 5 and a plate bottom limiting tenon 6 are arranged on the outer side wall of a lower-layer tire plate 4, then the lower-layer tire plate 4 is hoisted to a tire frame bottom plate 1, a bottom plate pressure bearing plate 7 is connected with the plate bottom limiting tenon 6 on the lower surface of the lower-layer tire plate 4, and the inclination angle of the lower-layer tire plate 4 is adjusted through a tire plate bottom support rod 2; firstly, placing the box girder stirrups 8 on the lower layer in the stirrup embedded grooves 9, and then placing the box girder longitudinal reinforcements 10 on the lower layer in the longitudinal reinforcement limiting grooves 11 to finish the binding construction of the box girder longitudinal reinforcements 10 on the lower layer and the box girder stirrups 8; firstly, embedding a sliding beam connecting plate 13 at the lower part of a bed plate sliding beam 12 into a sliding beam chute 15 of a column top supporting beam 14, then respectively connecting a bed plate sling 16 and a bed plate suspender 17 with a bed plate connecting ring 18 and a bed plate connecting bolt 19, controlling the spatial position of an upper bed plate 20 through the bed plate sling 16 and the bed plate suspender 17, then sliding the upper bed plate 20 to the upper part of a lower bed plate 4, and enabling a box beam longitudinal rib 10 at the upper layer to pass through a longitudinal rib limiting ring 21; a supporting beam positioning bolt 22 is arranged on the upper surface of the upper-layer bed plate 20, and a platform supporting beam 23 and a suspended platform plate 24 are sequentially arranged at the top end of the supporting beam positioning bolt 22; binding construction of a box girder reinforcement cage 25 is performed on the suspension platform plate 24; removing the upper bed plate 20 and releasing the bed plate sling 16 and the bed plate hanger rod 17 from restraining the upper bed plate 20; firstly, a hoisting connecting plate 26 is arranged at the lower part of the box girder steel reinforcement cage 25, then a hoisting screw 27 passes through the gap of the box girder steel reinforcement cage 25, and then the hoisting screw 27 and the hoisting connecting plate 26 are firmly connected through a screw fastening bolt 28.
The bed-jig bottom plate 1 is formed by rolling a steel plate with the thickness of 10 mm.
The bed mould bottom stay bar 2 is composed of a screw rod with the diameter of 60mm and a bolt, and a stay bar top hinge 30 and a bottom plate bearing plate 7 are arranged at the top end of the screw rod. The stay bar top hinge 30 is a spherical hinge with the diameter of 60mm, and the bottom plate bearing plate 7 is formed by rolling a steel plate with the thickness of 2 mm.
The jig frame bracing columns 3 adopt H-shaped steel with the specification of 100 multiplied by 6 multiplied by 8, and column top bracing beams 14 are arranged at the top ends of the jig frame bracing columns 3 in the same row; the column-top bracing beam 14 is rolled from a steel plate with a thickness of 10mm, and has a width of 30cm and a height of 20 cm. The column top bracing beam 14 is provided with a sliding beam sliding groove 15, and the width of the sliding beam sliding groove 15 is 10cm, and the height of the sliding beam sliding groove 15 is 8 cm.
The lower bed-jig plate 4 and the upper bed-jig plate 20 are both formed by rolling steel plates with the thickness of 2mm, a bed-jig plate position-adjusting hinge 31 is arranged at the joint of the connected lower bed-jig plate 4 or the connected upper bed-jig plate 20, and the bed-jig plate position-adjusting hinge 31 adopts a hinge with the diameter of a rotating shaft of 2 mm.
The stirrup limiting plate 5 is formed by rolling a steel plate with the thickness of 20mm, and the width of the stirrup limiting plate is 6 cm.
The plate bottom limiting tenon 6 is formed by rolling a steel plate with the thickness of 20mm, the width of the plate bottom limiting tenon is 10cm, and the length of the plate bottom limiting tenon is 20 cm.
The longitudinal rib limiting groove 11 is formed by rolling a steel plate with the thickness of 2mm, and is 3.5cm wide and 3.5cm high.
The bed plate slide beam 12 is formed by rolling a steel plate with the thickness of 2mm, and the width of the bed plate slide beam is 20cm, and the height of the bed plate slide beam is 10 cm.
The sliding beam connecting plate 13 is formed by rolling a steel plate with the thickness of 10mm, the lower part of the sliding beam connecting plate is provided with a sliding beam roller 29, and the sliding beam roller 29 is a universal ball wheel with the diameter of 30 mm.
The floor slings 16 are wire ropes of 30mm diameter.
The bed plate hanger rods 17 are screws with a diameter of 60 mm.
The bed mould connecting ring 18 is a steel bar with the thickness of 10mm, and is rolled into a normally circular ring shape, and the diameter of the steel bar is 100 mm.
The bed plate connecting bolt 19 adopts a nut with the specification matched with the bed plate suspender 17.
The longitudinal rib limiting ring 21 is made of a steel pipe with the diameter of 50 mm.
The bracing beam position adjusting bolt 22 is composed of a screw rod and a bolt with the diameter of 60 mm.
The platform support beam 23 is formed by rolling a steel plate with the thickness of 10mm, and the width of the platform support beam is 20 cm.
The suspension platform plate 24 is formed by rolling an iron sheet with the thickness of 2 mm.
The box girder steel reinforcement cage 25 includes a box girder stirrup 8 and a box girder longitudinal reinforcement 10, wherein the diameter of the box girder longitudinal reinforcement 10 is 25mm, and the diameter of the box girder stirrup 8 is 10 mm.
The plane of the hoisting connecting plate 26 is rectangular, is parallel to the box girder longitudinal rib 10 and is formed by rolling a steel plate with the thickness of 10mm, the width of the steel plate is 10cm, the length of the steel plate is 30cm, and a vertical hole for the hoisting screw 27 to pass through and a stirrup embedded groove 9 connected with the box girder stirrup 8 are arranged on the steel plate. The stirrup embedded groove 9 is semicircular in section and 12mm in diameter. The hoisting screw 27 is a screw with the diameter of 30 mm;
the screw fastening bolt 28 is matched with the hoisting screw 27.
Claims (3)
1. Case roof beam steel reinforcement cage ligature bed-jig, its characterized in that: comprises a bed jig bottom plate (1), bed jig bottom stay bars (2), bed jig support columns (3), a lower bed jig plate (4), a sliding beam connecting plate (13) and an upper bed jig plate (20); two rows of bed plate bottom support rods (2) and two rows of bed frame support columns (3) are arranged on the bed frame bottom plate (1); the outer side wall of the lower bed mould plate (4) is provided with a stirrup limiting plate (5) and a plate bottom limiting tenon (6), the lower bed mould plate (4) is positioned on the bed mould frame bottom plate (1), a bottom plate pressure bearing plate (7) is connected with the plate bottom limiting tenon (6) on the lower surface of the lower bed mould plate (4), and the inclination angle of the lower bed mould plate (4) is adjusted through a bed mould bottom supporting rod (2); the box girder stirrups (8) at the lower layer are arranged in the stirrup embedded grooves (9), the box girder longitudinal reinforcements (10) at the lower layer are arranged in the longitudinal reinforcement limiting grooves (11), and the box girder longitudinal reinforcements (10) at the lower layer are bound and connected with the box girder stirrups (8); a sliding beam connecting plate (13) at the lower part of a bed plate sliding beam (12) is embedded into a sliding beam sliding groove (15) of a column top supporting beam (14), a bed plate sling (16) and a bed plate suspender (17) are respectively connected with a bed plate connecting ring (18) and a bed plate connecting bolt (19), the spatial position of an upper bed plate (20) is controlled by the bed plate sling (16) and the bed plate suspender (17), the upper bed plate (20) slides to the upper part of a lower bed plate (4), and a box beam longitudinal rib (10) at the upper layer penetrates through a longitudinal rib limiting ring (21); a supporting beam positioning bolt (22) is arranged on the upper surface of the upper-layer bed plate (20), and a platform supporting beam (23) and a suspended platform plate (24) are sequentially arranged at the top end of the supporting beam positioning bolt (22); the lower part of box girder steel reinforcement cage (25) sets up hoist and mount even board (26), and hoist and mount screw rod (27) pass in the space of box girder steel reinforcement cage (25), and hoist and mount screw rod (27) are tied (28) firm in connection through the screw rod fastening with hoist and mount even board (26).
2. The box girder steel reinforcement cage binding jig of claim 1, characterized in that: the jig frame support columns (3) are formed by rolling section steel columns or steel pipes, and column top support beams (14) are arranged at the top ends of the jig frame support columns (3) in the same row; the column top supporting beam (14) is formed by rolling a steel plate, and a sliding beam sliding groove (15) connected with the sliding beam connecting plate (13) is arranged on the column top supporting beam; the lower part of the sliding beam connecting plate (13) is provided with a sliding beam roller (29); the bed mould bottom stay bar (2) is formed by combining a screw rod and a bolt, and a stay bar top hinge (30) and a bottom plate bearing plate (7) are arranged at the top end of the screw rod; the lower bed plate (4) and the upper bed plate (20) are both formed by rolling steel plates or aluminum alloy templates, and a bed plate positioning hinge (31) is arranged at the joint of the connected lower bed plate (4) or the connected upper bed plate (20); the side wall of the lower bed mould plate (4) facing the upper bed mould plate (20) is provided with a longitudinal rib limiting groove (11); the side wall of the upper layer tire plate (20) facing to the lower layer tire plate (4) is provided with a longitudinal rib limiting ring (21), and the other side wall is provided with a tire plate connecting ring (18) and a tire plate connecting bolt (19).
3. The box girder steel reinforcement cage binding jig of claim 1, characterized in that: the plane of the hoisting connecting plate (26) is rectangular and is parallel to the longitudinal ribs (10) of the box girder, the hoisting connecting plate (26) is formed by rolling a steel plate, and a vertical hole for a hoisting screw (27) to pass through and a stirrup embedded groove (9) connected with the stirrup (8) of the box girder are arranged on the hoisting connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020132504.XU CN211891364U (en) | 2020-01-20 | 2020-01-20 | Binding jig frame for steel reinforcement cage of box girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020132504.XU CN211891364U (en) | 2020-01-20 | 2020-01-20 | Binding jig frame for steel reinforcement cage of box girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211891364U true CN211891364U (en) | 2020-11-10 |
Family
ID=73304256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020132504.XU Active CN211891364U (en) | 2020-01-20 | 2020-01-20 | Binding jig frame for steel reinforcement cage of box girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211891364U (en) |
-
2020
- 2020-01-20 CN CN202020132504.XU patent/CN211891364U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101575911B (en) | Top-down decreasing-formwork formwork system and construction method | |
| CN111203977B (en) | Construction method of prefabricated box girder | |
| CN205025086U (en) | Strength nature skeleton concrete beam construction suspend template in midair | |
| CN108729353A (en) | A kind of General reinforced cage binding moulding bed | |
| CN101818570A (en) | Method for constructing girder structure conversion layer of high-rise building | |
| CN106854941B (en) | A kind of construction method of big section Stand Inclined Beams and batter post | |
| CN102296542A (en) | Method for constructing high pier capping beams | |
| CN106592962A (en) | Large-height-difference long-span stiff-skeleton cladding concrete formwork construction method and apparatus | |
| CN107806019A (en) | Large-span suspension bridge gate Sarasota construction method | |
| CN107571392A (en) | A kind of beam making bench for the construction of transverse tensioning method prestressing force prefabricated small box girder | |
| CN100460613C (en) | Suspension holder construction method | |
| CN113279334A (en) | Construction method of one-step pouring molding system of double-column type vase pier steel template | |
| CN114770706A (en) | Novel light T-beam prefabricating equipment and prefabricating, installing and constructing method | |
| CN211891364U (en) | Binding jig frame for steel reinforcement cage of box girder | |
| CN211472207U (en) | Suspension beam system for hoisting prefabricated section box girder | |
| CN205711703U (en) | A kind of bridge lateral anti-fall girder apparatus | |
| CN2816164Y (en) | Cast-in field steel-bar-concrete air jointing porch | |
| JPH09317183A (en) | Construction method of building | |
| CN115679834A (en) | Construction method for variable-section special-shaped cable tower pulling-supporting combined temporary consolidation mid-tower column | |
| CN114525846B (en) | Mounting method of unequal-elevation steel truss structure | |
| US6412132B1 (en) | Methods for constructing a bridge utilizing in-situ forms supported by beams | |
| CN114622492B (en) | Ultrahigh hollow thin-wall pier large-section diaphragm plate and construction method | |
| CN114278026B (en) | Construction method of large-span cast-in-situ special-shaped stairway | |
| JP2001115422A (en) | Dismantling method of supporting for form fixed to concrete slab | |
| CN111794074B (en) | Arch bridge concrete beam and beam forming method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |