CN215857277U - High-speed railway prestressing force case roof beam positioning net welding die carrier - Google Patents
High-speed railway prestressing force case roof beam positioning net welding die carrier Download PDFInfo
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- CN215857277U CN215857277U CN202122192792.5U CN202122192792U CN215857277U CN 215857277 U CN215857277 U CN 215857277U CN 202122192792 U CN202122192792 U CN 202122192792U CN 215857277 U CN215857277 U CN 215857277U
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Abstract
The utility model belongs to the field of prestressed box girder prefabrication, and particularly relates to a high-speed rail prestressed box girder positioning net welding mould frame; including welded platform, reinforcing bar orientation module, welded platform's shape and the web of case roof beam, the terminal surface adaptation of bottom plate, the dot matrix coordinate system that the locating hole is constituteed has been arranged on welded platform, a plurality of reinforcing bar orientation module distributes and constitutes positioning net welding jig in the coordinate system, reinforcing bar orientation module includes the template and sets up the reinforcing bar fixture in the template, the bolt has worn in the template, reinforcing bar orientation module passes through bolt and the last locating hole fastening connection of welded platform, the reinforcing bar is arranged and is assembled into case roof beam positioning net on reinforcing bar fixture. The high-speed rail prestressed box girder positioning net welding mould frame provided by the utility model is simple in structure, convenient to use and convenient for integral processing operation of the positioning net. Through using this welding die carrier, only need one person's operation can accomplish the welding of positioning net, can improve the welding precision of positioning net, improve work efficiency and construction quality.
Description
Technical Field
The utility model belongs to the field of prestressed box girder prefabrication, and particularly relates to a high-speed rail prestressed box girder positioning net welding formwork.
Background
At present, the construction of high-speed railways in China is at the top of the world, including the total construction length and various advanced technical fields, more than 60% of the high-speed railways except partial tunnels and roadbeds are bridges, the bridges constructed in the high-speed railways in China are mainly post-tensioned prestressing simply-supported box girders, strict technological methods and construction standards are provided for the quality, appearance and the like of the box girders, and the use of the box girders can be directly influenced once the allowable range value is exceeded.
The existing prestressed box girder positioning net processing operation needs two to three workers, the traditional positioning net processing mode needs separate processing of a bottom plate and a web plate, the construction method is high in labor cost, low in construction efficiency and insufficient in welding precision, and large errors are prone to occurring in positioning net installation during reinforcement bar binding operation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is high to present high-speed railway prestressing force case roof beam location net processing operation cost of labor, and the efficiency of construction is low, and the not enough problem of welding precision provides one kind and is used for the accurate welded device of high-speed railway prestressing force case roof beam location net.
The utility model adopts the following technical scheme: the utility model provides a high-speed railway prestressing force case roof beam positioning net welding die carrier, including welded platform, reinforcing bar orientation module, welded platform's shape and the web of case roof beam, the terminal surface adaptation of bottom plate, the dot matrix coordinate system that the locating hole is constituteed has been arranged on the welded platform, a plurality of reinforcing bar orientation module distributes and constitutes positioning net welding jig in the coordinate system, reinforcing bar orientation module includes the template and sets up the reinforcing bar fixture in the template, the bolt has worn in the template, reinforcing bar orientation module passes through the locating hole fastening connection on bolt and the welded platform, the reinforcing bar is arranged and is assembled into case roof beam positioning net on reinforcing bar fixture.
Furthermore, the reinforcing steel bar positioning module is divided into a web reinforcing steel bar positioning module and a bottom plate reinforcing steel bar positioning module, four reinforcing steel bar clamps are distributed on the web reinforcing steel bar positioning module, the four reinforcing steel bar clamps are arranged on the template in an X-shaped crossed mode, bayonets of the upper reinforcing steel bar clamp and the lower reinforcing steel bar clamp are horizontal, bayonets of the left reinforcing steel bar clamp and the right reinforcing steel bar clamp are inclined, the inclination angle is matched with the inclination of the box girder web, and the bolt is located at the middle point of the four reinforcing steel bar clamps;
four reinforcing bar clamps are distributed on the bottom plate reinforcing bar positioning module, and are arranged in two rows and two columns on the template, and the bayonets of the four reinforcing bar clamps are vertical, and the bolts are located at the central points of the four reinforcing bar clamps.
Furthermore, the reinforcing steel bar clamp comprises a clamping block with an arc-shaped notch at the top, a connecting plate is arranged on each of the left side and the right side of the arc-shaped notch and connected with the clamping block, a strip hole is formed in each connecting plate, and the reinforcing steel bar clamp is connected to the template through a screw penetrating through the strip hole.
Furthermore, supporting legs are distributed below the welding platform, and the ground clearance of the welding platform is 80 cm.
Furthermore, the template in the web plate steel bar positioning module is a parallelogram, and the template in the bottom plate steel bar positioning module is a rectangle.
Further, still including being the location chi of stock form, distribute on the blade of location chi and have the location mark, be provided with on the welded platform with location chi complex go up datum point and lower datum point.
Compared with the prior art, the utility model has the advantages that:
the high-speed rail prestressed box girder positioning net welding mould frame provided by the utility model is simple in structure, convenient to use and convenient for integral processing operation of the positioning net. By using the welding mould base, the welding precision of the positioning net can be improved, and the working efficiency and the construction quality are improved. The welding of the positioning net can be completed only by one person, so that the labor cost is reduced.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of a welding platform.
Fig. 3 is a schematic structural view of a bottom plate rebar positioning module.
Fig. 4 is a schematic structural view of a web rebar positioning module.
Fig. 5 is a schematic structural view of the positioning rule.
Fig. 6 is a rear view of the welding platform.
Fig. 7 is a schematic structural view of the reinforcing bar fixture.
In the figure: 1-welding a platform; 2-positioning holes; 3-a steel bar positioning module; 3 a-a bottom plate steel bar positioning module; 3 b-a web plate reinforcing steel bar positioning module; 3.1-template; 3.2-reinforcing steel bar fixture; 3.21-fixture block; 3.22-screw; 3.23-connecting plate; 3.3-bolt; 4-upper datum point; 5-positioning a ruler; 5.1-alignment marker; 6-a support leg; 7-lower datum point.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
As shown in fig. 1 and 2; the utility model provides a high-speed railway prestressing force case roof beam positioning net welding die carrier, including welded platform 1, reinforcing bar orientation module 3, welded platform 1's shape and the web of case roof beam, the terminal surface adaptation of bottom plate, welded platform 1 is last to have arranged the dot matrix coordinate system that locating hole 2 constitutes, a plurality of reinforcing bar orientation module 3 distributes and constitutes positioning net welding jig in the coordinate system, reinforcing bar orientation module 3 includes template 3.1 and sets up reinforcing bar fixture 3.2 on template 3.1, template 3.1 adopts the cutting of 1mm thick steel board to form, the bolt 3.3 has been worn on template 3.1, reinforcing bar orientation module 3 passes through bolt 3.3 and the 2 fastening connection of locating hole on the welded platform 1, the reinforcing bar is arranged and is assembled into the case roof beam positioning net on reinforcing bar fixture 3.2.
As shown in fig. 4; the reinforcing steel bar positioning module 3 is divided into a web reinforcing steel bar positioning module 3b and a bottom plate reinforcing steel bar positioning module 3a, four reinforcing steel bar clamps 3.2 are distributed on the web reinforcing steel bar positioning module 3b, the four reinforcing steel bar clamps 3.2 are arranged on a template in an X-shaped crossed manner, bayonets of the upper reinforcing steel bar clamp 3.2 and bayonets of the lower reinforcing steel bar clamp 3.2 are horizontal, bayonets of the left reinforcing steel bar clamp 3.2 and the left reinforcing steel bar clamp 3.2 are inclined, the inclination angle is matched with the inclination of a box girder web, and bolts 3.3 are positioned at the middle points of the four reinforcing steel bar clamps 3.2;
as shown in fig. 3; the bottom plate reinforcing bar orientation module 3a goes up to distribute has four reinforcing bar fixture 3.2, and four reinforcing bar fixtures 3.2 are arranged into two rows on the template and are listed as, and case roof beam bottom plate position department is mostly vertical arrangement of reinforcement, and four reinforcing bar fixture 3.2's bayonet socket is vertical, and bolt 3.3 is located four reinforcing bar fixture 3.2's midpoint department.
As shown in fig. 7; the reinforcing steel bar fixture 3.2 comprises a fixture block 3.21 with an arc notch at the top, a connecting plate 3.23 is arranged on the left and right of the arc notch and connected with the fixture block 3.21, a strip hole is arranged on the connecting plate 3.23, and the reinforcing steel bar fixture 3.2 is connected on the template 3.1 through a screw 3.22 penetrating in the strip hole. The reinforcing steel bar fixture 3.2 can be finely adjusted on the template 3.1 in a front-back mode, and the precision requirement of the positioning net is met.
As shown in fig. 6; supporting legs 6 are distributed below the welding platform 1, the welding platform 1 is formed by cutting a 3mm thick steel plate, the supporting legs 6 are made of 75-degree angle steel, and the ground clearance of the welding platform 1 is 80 cm. During welding, workers can perform standing operation, and the waist and knees are prevented from being damaged by long-time squatting.
The template in the web steel bar positioning module 3b is a parallelogram, and the template in the bottom plate steel bar positioning module 3a is a rectangle.
As shown in fig. 5; still including being stock form location chi 5, it has positioning mark 5.1 to distribute on the blade of location chi 5, is provided with on the welded platform 1 with location chi complex last datum point 4 and lower datum point 7. The coordinates of the reinforcing bar positioning module 3 are precisely controlled using the positioning rule 5.
The positioning net welding mold base is used for accurately welding a 2229-I type high-speed rail pre-stressed box girder positioning net, and mainly processes a positioning hole, an upper reference point 4, a lower reference point 7, a steel bar positioning module 3 and a positioning ruler 5 on a welding platform 1 respectively according to the coordinates of the positioning net in a through bridge (2016) 2229-I drawing. When the positioning net is used on site, the steel bar positioning module is adjusted on a coordinate system formed by the positioning holes according to the number of the positioning net to be manufactured, the processed phi 10 steel bar with the adaptive length is placed into the corresponding steel bar clamp, and then the welding operation of the positioning net can be carried out, and the integral welding processing is carried out. The principle is simple and practical, the investment of manpower and material resources is saved, the welding precision and quality of the positioning net are improved, the accuracy of the position of the prestressed pipeline is ensured, and the tensioning quality of the 2229-I type high-speed rail prestressed box girder is improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides a high-speed railway prestressing force case roof beam positioning net welding die carrier which characterized in that: including welded platform (1), reinforcing bar orientation module (3), the shape of welded platform (1) and the web of case roof beam, the terminal surface adaptation of bottom plate, the dot matrix coordinate system of locating hole (2) constitution has been arranged on welded platform (1), a plurality of reinforcing bar orientation module (3) distribute and constitute positioning net welding jig in the coordinate system, reinforcing bar orientation module (3) include template (3.1) and reinforcing bar fixture (3.2) of setting on template (3.1), bolt (3.3) have been worn on template (3.1), reinforcing bar orientation module (3) are through locating hole (2) fastening connection on bolt (3.3) and welded platform (1), the reinforcing bar is arranged and is assembled into case roof beam positioning net on reinforcing bar fixture (3.2).
2. The high-speed rail prestressed box girder positioning net welding formwork of claim 1, characterized in that: the reinforcing steel bar positioning module (3) is divided into a web reinforcing steel bar positioning module (3 b) and a bottom plate reinforcing steel bar positioning module (3 a), four reinforcing steel bar clamps (3.2) are distributed on the web reinforcing steel bar positioning module (3 b), the four reinforcing steel bar clamps (3.2) are arranged on the template in an X-shaped crossed manner, bayonets of the upper reinforcing steel bar clamp (3.2) and the lower reinforcing steel bar clamp (3.2) are horizontal, bayonets of the left reinforcing steel bar clamp (3.2) and the right reinforcing steel bar clamp (3.2) are inclined, the inclination angle is matched with the inclination of the box girder web, and the bolts (3.3) are positioned at the middle points of the four reinforcing steel bar clamps (3.2);
four reinforcing bar fixtures (3.2) are distributed on the bottom plate reinforcing bar positioning module (3 a), the four reinforcing bar fixtures (3.2) are arranged in two rows and two columns on the template, bayonets of the four reinforcing bar fixtures (3.2) are vertical, and the bolts (3.3) are located at the middle points of the four reinforcing bar fixtures (3.2).
3. The high-speed rail prestressed box girder positioning net welding formwork of claim 2 is characterized in that: the reinforcing steel bar fixture (3.2) comprises a fixture block (3.21) with an arc notch at the top, a connecting plate (3.23) is arranged on the left and right of the arc notch and connected with the fixture block (3.21), a strip hole is formed in the connecting plate (3.23), and the reinforcing steel bar fixture (3.2) is connected to the template (3.1) through a screw (3.22) penetrating through the strip hole.
4. The high-speed rail prestressed box girder positioning net welding formwork of claim 1, characterized in that: supporting legs (6) are distributed below the welding platform (1), and the ground clearance of the welding platform (1) is 80 cm.
5. The high-speed rail prestressed box girder positioning net welding formwork of claim 2 is characterized in that: the template in the web plate steel bar positioning module (3 b) is a parallelogram, and the template in the bottom plate steel bar positioning module (3 a) is a rectangle.
6. The high-speed rail prestressed box girder positioning net welding formwork of any one of claims 1 to 5, wherein: the welding platform is characterized by further comprising a long rod-shaped positioning ruler (5), positioning marks (5.1) are distributed on the ruler body of the positioning ruler (5), and an upper reference point (4) and a lower reference point (7) which are matched with the positioning ruler are arranged on the welding platform (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122192792.5U CN215857277U (en) | 2021-09-10 | 2021-09-10 | High-speed railway prestressing force case roof beam positioning net welding die carrier |
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| CN202122192792.5U CN215857277U (en) | 2021-09-10 | 2021-09-10 | High-speed railway prestressing force case roof beam positioning net welding die carrier |
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| CN215857277U true CN215857277U (en) | 2022-02-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023131358A1 (en) * | 2022-10-14 | 2023-07-13 | 中铁七局集团有限公司 | Positioning reinforcing mesh for prestressed duct, and construction method therefor |
| CN117772968A (en) * | 2024-02-02 | 2024-03-29 | 中铁七局集团郑州工程有限公司 | Forming process of positioning net piece of prestressed pipeline |
| CN117798616A (en) * | 2024-02-28 | 2024-04-02 | 中铁四局集团有限公司 | Processing method of universal railway prestressed reinforcement positioning reinforcing mesh |
-
2021
- 2021-09-10 CN CN202122192792.5U patent/CN215857277U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023131358A1 (en) * | 2022-10-14 | 2023-07-13 | 中铁七局集团有限公司 | Positioning reinforcing mesh for prestressed duct, and construction method therefor |
| CN117772968A (en) * | 2024-02-02 | 2024-03-29 | 中铁七局集团郑州工程有限公司 | Forming process of positioning net piece of prestressed pipeline |
| CN117798616A (en) * | 2024-02-28 | 2024-04-02 | 中铁四局集团有限公司 | Processing method of universal railway prestressed reinforcement positioning reinforcing mesh |
| CN117798616B (en) * | 2024-02-28 | 2024-05-03 | 中铁四局集团有限公司 | Processing method of universal railway prestressed reinforcement positioning reinforcing mesh |
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