CN211256671U - Temporary fixing device for steel box splicing - Google Patents
Temporary fixing device for steel box splicing Download PDFInfo
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- CN211256671U CN211256671U CN201920600273.8U CN201920600273U CN211256671U CN 211256671 U CN211256671 U CN 211256671U CN 201920600273 U CN201920600273 U CN 201920600273U CN 211256671 U CN211256671 U CN 211256671U
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Abstract
The utility model relates to a temporary fixing device for steel box splicing, which comprises a transverse Bailey beam, an end box beam, an adjustable inner support, a Bailey beam connector and a splicing clamp; adjustable inner supports are arranged inside the end box girder and the middle box girder; a Bailey beam connector is arranged on the transverse Bailey beam; a leveling cushion block is arranged between the bottom of the end box girder and the transverse Bailey girder, an end inclined strut and an inclined strut connecting plate are arranged between the outer side of the end box girder and the Bailey girder connecting body, and the end inclined strut is welded with the girder top clamping plate; a vertical aligning body and a horizontal aligning body are arranged on the horizontal Bailey beam, and a vertical supporting plate is arranged between the horizontal aligning body and the Bailey beam connecting body; the horizontal position and the vertical position of the middle box girder are corrected through a horizontal correcting body and a vertical correcting body respectively, and the leveling cushion block is adopted to replace the vertical correcting body. The utility model has the advantages that: the utility model discloses steel case installation positioning accuracy is high, the aversion is easy to accessible roof beam top splint exert the fastening force to the steel case, reduced welding construction's the degree of difficulty.
Description
Technical Field
The utility model relates to an installation positioning accuracy is high, the aversion is easy to can reduce welding construction's the degree of difficulty, promote the interim fixing device of steel box concatenation of steel box wholeness, belong to the bridge engineering field, be applicable to steel box-concrete composite beam construction engineering.
Background
The steel box-concrete combined beam is a novel combined section beam combining the characteristics of a superposed combined beam and a steel pipe concrete, and has the remarkable advantages that the steel beam and the concrete can exert respective material advantages, a faster construction progress is obtained by a prefabricating and assembling method, and economic and technical advantages are realized. But when the steel case concrete construction, guarantee steel case installation positioning accuracy, reduced welding construction's the degree of difficulty, promote the technical essential that the wholeness etc. of steel case become engineering technical personnel mainly solve.
There is a prior art steel box panel fastening device comprising a square mounting frame consisting of a pair of long sides and a pair of short sides, the pair of long sides being divided into a first long side and a second long side, the pair of short sides is divided into a first short side and a second short side, a plurality of first sliding chutes are oppositely arranged on the surfaces of the first long side and the second long side, a detachable first fixed block is arranged in each first chute, a second chute is arranged on the side edge opposite to the first long edge and the second long edge, a plurality of connecting rods are also arranged, the two ends of each connecting rod are divided into the second chute positioned on the first long edge and the second chute positioned on the second long edge, a plurality of third chutes are arranged on the surfaces of the connecting rods, and detachable second fixed blocks are arranged in the third chutes, first fixed block and second fixed block are used for fixing in the slot on the fixed insertion steel case panel, the utility model discloses can carry out high-efficient the fixing to the steel case panel of different models size. The structure obtains better effect under proper working conditions, but has improvement points in the aspects of improving the installation precision of the steel box, improving the utilization rate of materials and the like.
In view of this, the invention provides a temporary steel box splicing fixing device which is high in mounting and positioning accuracy, easy to shift, capable of reducing the difficulty of welding construction and capable of improving the integrity of a steel box.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, providing one kind and not only can promoting the wholeness of construction structure, can reduce the degree of difficulty of steel case roof beam hoist and mount location moreover, can also improve the interim fixing device of steel case concatenation of building material utilization ratio.
The temporary steel box splicing fixing device comprises a transverse Bailey beam, an end box beam, a middle box beam, an adjustable inner support, a Bailey beam connector and a splicing clamp; adjustable inner supports are arranged inside the end box girder and the middle box girder; a Bailey beam connector is arranged on the transverse Bailey beam; a leveling cushion block is arranged between the bottom of the end box girder and the transverse Bailey girder, an end inclined strut and an inclined strut connecting plate are arranged between the outer side of the end box girder and the Bailey girder connecting body, and the end inclined strut is welded with the girder top clamping plate; a vertical aligning body and a horizontal aligning body are arranged on the horizontal Bailey beam, and a vertical supporting plate is arranged between the horizontal aligning body and the Bailey beam connecting body; the horizontal position and the vertical position of the middle box girder are corrected through a horizontal correcting body and a vertical correcting body respectively, and a leveling cushion block is adopted to replace the vertical correcting body; the splicing clamp is arranged on the upper part of the box girder vertical plate connected with the end box girder and the middle box girder.
Preferably, the method comprises the following steps: the adjustable inner support consists of a support rod connector, an inner support cross rod and an inner support diagonal rod, and support rod rotating hinges are arranged at the joints of the support rod connector, the inner support cross rod and the inner support diagonal rod; the inner support cross rod and the inner support diagonal rod are both composed of a screw rod and a nut, and the length of the screw rod and the length of the nut are adjustable.
Preferably, the method comprises the following steps: the Bailey beam connector is composed of a beam top clamping plate, a beam bottom clamping plate and a clamping plate connecting bolt, the beam top clamping plate and the beam bottom clamping plate are respectively located on the upper surface and the lower surface of the transverse Bailey beam, and the beam top clamping plate and the beam bottom clamping plate are fixedly connected with the transverse Bailey beam through the clamping plate connecting bolt.
Preferably, the method comprises the following steps: the splicing clamp consists of a clamp transverse plate, clamp side plates and clamping bolts; the clamping bolts are arranged in 1-2 rows along the height direction of the clamp side plate, and the clamping bolts are perpendicularly welded with the clamp side plate.
The utility model has the advantages that:
(1) the utility model discloses steel case installation positioning accuracy is high, the aversion is easy to accessible roof beam top splint exert the fastening force to the steel case, reduced welding construction's the degree of difficulty.
(2) The utility model discloses internal stay with adjustable set up inside the steel case, not only can promote the wholeness of steel case, can promote the utilization ratio of material moreover.
Drawings
FIG. 1 is a schematic view of the temporary fixing device for splicing steel boxes of the present invention;
FIG. 2 is a schematic view of the adjustable inner support structure of FIG. 1;
fig. 3 is a schematic view of the connection structure of the beret beam connector and the transverse beret beam in fig. 1;
fig. 4 is a schematic view of the splicing jig of fig. 1.
Description of reference numerals: 1-transverse beret beam; 2-end box girders; 3-middle box girder; 4-adjustable internal bracing; 5-a beret beam connector; 6-leveling cushion blocks; 7-end diagonal bracing; 8-diagonal bracing connecting plates; 9-beam top clamp plate; 10-lateral retainers; 11-vertical alignment; 12-splicing fixture; 13-a strut connector; 14-an inner support cross bar; 15-inner bracing diagonal rods; 16-stay bar rotation hinge; 17-beam bottom clamping plate; 18-splint connecting bolt; 19-clamp transverse plate; 20-clamp side plates; 21-a clamping bolt; 22-box girder vertical plates; 23-vertical bracing 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.
As shown in fig. 1-4, in the temporary fixing device for splicing steel boxes, adjustable inner supports 4 are arranged inside both the end box girder 2 and the middle box girder 3; a Bailey beam connecting body 5 is arranged on the transverse Bailey beam 1; a leveling cushion block 6 is arranged between the bottom of the end box girder 2 and the transverse Bailey girder 1, an end inclined strut 7 and an inclined strut connecting plate 8 are arranged between the outer side of the end box girder 2 and the Bailey girder connecting body 5, and the end inclined strut 7 is welded with a girder top clamping plate 9; firstly, arranging a vertical aligning body 11 and a horizontal aligning body 10 on a horizontal Bailey beam 1, and then arranging a vertical supporting plate 23 between the horizontal aligning body 10 and the Bailey beam connecting body 5; after the horizontal position and the vertical position of the middle box girder 3 are corrected by synchronously adopting the horizontal correcting body 10 and the vertical correcting body 11, the vertical correcting body 11 is replaced by the leveling cushion block 6; the splicing clamp 12 is arranged on the upper part of a box girder upright plate 22 connected with the end box girder 2 and the middle box girder 3.
The truss joint of the transverse Bailey beam 1 is made of 16-type manganese steel, the pin is made of chrome manganese titanium steel, and the bolt is made of spring steel.
The end box girder 2, the middle box girder 3 and the box girder vertical plate 22 are all formed by rolling steel plates with the thickness of 1 cm.
The adjustable inner support 4 consists of a support rod connector 13, an inner support cross rod 14 and an inner support inclined rod 15. The stay bar connector 13 is made of a steel plate with a thickness of 1cm, and has a width of 20cm, a length of 50cm, and a height of 20 cm. The inner support cross rod 14 and the inner support inclined rod 15 are both composed of a screw rod and a nut, and the diameter of the screw rod is 30 mm.
The Bailey beam connecting body 5 is composed of a beam top clamping plate 9, a beam bottom clamping plate 17 and a clamping plate connecting bolt 18. The beam top clamping plate 9 and the beam bottom clamping plate 17 are both made of steel plates with the thickness of 1 cm. The clamp plate connecting bolt 18 is a stainless steel bolt having a diameter of 30 mm.
The leveling cushion block 6 is made of a profile steel cushion block.
The end inclined strut 7 is formed by combining a screw rod with the diameter of 60mm and a bolt.
The inclined strut connecting plate 8 is formed by rolling a steel plate with the thickness of 1 cm.
The vertical aligning body 11 adopts a hydraulic jack with the jacking force of 30 tons; the transverse aligning body 10 is composed of a screw rod and a bolt with the diameter of 60 mm.
The splicing jig 12 is composed of a jig cross plate 19, jig side plates 20, and a clamp bolt 21. The clamp transverse plate 19 and the clamp side plate 20 are both formed by rolling steel plates with the thickness of 1 cm. The clamping bolt 21 is formed by combining a screw rod with a diameter of 22mm and a bolt.
The strut pivot hinge 16 is a 30mm diameter directional pivot hinge.
The beam bottom clamping plate 17 is formed by rolling a steel plate with the thickness of 2 mm.
The vertical supporting plate 23 is formed by rolling a steel plate with the thickness of 10 mm.
Claims (4)
1. Temporary fixing device of steel case concatenation, its characterized in that: the box girder comprises a transverse Bailey girder (1), an end box girder (2), a middle box girder (3), an adjustable inner support (4), a Bailey girder connecting body (5) and a splicing clamp (12); adjustable inner supports (4) are arranged in the end box girder (2) and the middle box girder (3); a Bailey beam connector (5) is arranged on the transverse Bailey beam (1); a leveling cushion block (6) is arranged between the bottom of the end box girder (2) and the transverse Bailey girder (1), an end inclined strut (7) and an inclined strut connecting plate (8) are arranged between the outer side of the end box girder (2) and the Bailey girder connecting body (5), and the end inclined strut (7) is welded with a girder top clamping plate (9); a vertical aligning body (11) and a horizontal aligning body (10) are arranged on the horizontal Bailey beam (1), and a vertical supporting plate (23) is arranged between the horizontal aligning body (10) and the Bailey beam connecting body (5); the horizontal position and the vertical position of the middle box girder (3) are respectively corrected through a horizontal correcting body (10) and a vertical correcting body (11), and the vertical correcting body (11) is replaced by a leveling cushion block (6); the splicing clamp (12) is arranged on the upper part of a box girder vertical plate (22) connected with the end box girder (2) and the middle box girder (3).
2. The temporary fixing device for splicing of steel boxes according to claim 1, characterized in that: the adjustable inner support (4) consists of a support rod connecting body (13), an inner support cross rod (14) and an inner support diagonal rod (15), and support rod rotating hinges (16) are arranged at the joints of the support rod connecting body (13), the inner support cross rod (14) and the inner support diagonal rod (15); the inner support cross rod (14) and the inner support diagonal rod (15) are both composed of a screw rod and a nut, and the length of the screw rod and the nut can be adjusted.
3. The temporary fixing device for splicing of steel boxes according to claim 1, characterized in that: bailey beam connector (5) comprises roof beam splint (9), bottom of the beam splint (17) and splint connecting bolt (18), and roof beam splint (9) and bottom of the beam splint (17) are located horizontal Bailey beam (1) upper surface and lower surface respectively, and roof beam splint (9) and bottom of the beam splint (17) are connected fixedly with horizontal Bailey beam (1) through splint connecting bolt (18).
4. The temporary fixing device for splicing of steel boxes according to claim 1, characterized in that: the splicing clamp (12) consists of a clamp transverse plate (19), a clamp side plate (20) and a clamping bolt (21); the clamping bolts (21) are arranged in 1-2 rows along the height direction of the clamp side plate (20), and the clamping bolts (21) are vertically welded with the clamp side plate (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920600273.8U CN211256671U (en) | 2019-04-28 | 2019-04-28 | Temporary fixing device for steel box splicing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920600273.8U CN211256671U (en) | 2019-04-28 | 2019-04-28 | Temporary fixing device for steel box splicing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211256671U true CN211256671U (en) | 2020-08-14 |
Family
ID=71989675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920600273.8U Active CN211256671U (en) | 2019-04-28 | 2019-04-28 | Temporary fixing device for steel box splicing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211256671U (en) |
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2019
- 2019-04-28 CN CN201920600273.8U patent/CN211256671U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220819 Address after: 610000 No. 88, Section 2, West 2nd Ring Road, Chengdu, Sichuan Patentee after: SICHUAN RAILWAY CONSTRUCTION Co.,Ltd. Address before: 310015 room 1901, unit 3, 3 Wanda Commercial Center, Gongshu District, Hangzhou, Zhejiang. Patentee before: HANGZHOU JIANGRUN TECHNOLOGY Ltd. |
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| TR01 | Transfer of patent right |