CN216882527U - Bed-jig device of accurate butt joint of steel-pipe pile extension - Google Patents
Bed-jig device of accurate butt joint of steel-pipe pile extension Download PDFInfo
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- CN216882527U CN216882527U CN202122972621.4U CN202122972621U CN216882527U CN 216882527 U CN216882527 U CN 216882527U CN 202122972621 U CN202122972621 U CN 202122972621U CN 216882527 U CN216882527 U CN 216882527U
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- steel pipe
- butt joint
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Abstract
The utility model provides a jig frame device for lengthening and accurately butting steel pipe piles, which comprises a supporting cross beam, wherein a group of supporting jacks are arranged at the lower part of the supporting cross beam, two steel pipe pile supporting devices are arranged at the upper part of the supporting cross beam, and each steel pipe pile supporting device comprises a roller, a rolling shaft inserted in the center of the roller and roller lug plates connected with the two ends of the rolling shaft through pin shafts. The jig frame device for lengthening and accurately butting the steel pipe piles utilizes the jack as an adjusting fulcrum to finely adjust the elevation of the jig frame; adopt installation roller device to realize that steel-pipe pile connects pivoting adjustment of long process, the device has avoided conventional steel-pipe pile to connect the difficult adjustment of in-process operation platform elevation, can in time carry out the leveling to operation platform in the process, improves the welding precision of steel-pipe pile butt joint, roller device has made things convenient for steel-pipe pile spin welding, the operation of being convenient for, applicable in each model steel-pipe pile, reuse rate is high.
Description
Technical Field
The utility model relates to a steel pipe pile lengthening and accurate butt joint jig frame device, and belongs to the technical field of bridge construction.
Background
The steel pipe pile is a common base material in the bridge construction process, and is widely applied to bridge foundation construction due to the advantages of high bending rigidity, high single-pile bearing capacity and the like. The conventional length of each section of the currently used steel pipe pile is 9m or 12m, and the required length of the steel pipe pile is different due to different actual geological conditions and design requirements, so that the problem of lengthening the steel pipe pile is involved.
Two methods are currently used: firstly, direct welding, and secondly, a fixed operation platform is adopted. The problems faced by direct welding are that the lifting of the steel pipe pile and the butt joint between the steel pipe piles are difficult to operate, the control precision is low, the requirement on the welding process is high, and the construction efficiency is low. Adopt the construction of fixed operation platform to solve the control accuracy problem, but fixed operation platform is injectd comparatively strictly to the specification of steel-pipe pile, and the operation is inconvenient, and reuse is low, is not convenient for recycle.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model provides a jig frame device for accurately splicing steel pipe piles, wherein a jack is used as an adjusting fulcrum to accurately adjust the elevation of a jig frame; adopt installation roller device to realize the pivoting adjustment of steel-pipe pile extension process, the device has avoided the difficult adjustment of conventional steel-pipe pile extension in-process operation platform elevation, can in time carry out the leveling to operation platform in the process, improves the welding precision of steel-pipe pile butt joint, and roller device has made things convenient for steel-pipe pile spin welding, the operation of being convenient for, applicable in each model steel-pipe pile, reuse rate is high.
The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a bed-jig device of accurate butt joint of steel-pipe pile extension, including supporting beam, supporting beam's lower part is equipped with a set of support jack, and supporting beam's upper portion is equipped with two steel-pipe pile strutting arrangement, and steel-pipe pile strutting arrangement includes the gyro wheel, alternates in the roll axis at gyro wheel center and pass through the gyro wheel otic placode of round pin hub connection with the roll axis both ends.
The group of supporting jacks are axially and symmetrically distributed at the lower part of the supporting beam.
The two steel pipe pile supporting devices are axially and symmetrically distributed on the upper part of the supporting beam.
The bottom plate of the supporting jack is provided with a screw hole, and the supporting jack is fixed on the working plane through an anchoring bolt inserted in the screw hole.
The supporting beam comprises two parallel I-shaped steels, and wing plates of the I-shaped steels are welded and fixed through connecting steel plates.
And a limiting steel plate is arranged between the supporting beam and the supporting jack.
And a stiffening triangular plate is arranged between the roller ear plate and the supporting beam.
The supporting beam is provided with a cross level bubble.
The roller is made of solid steel.
The utility model has the beneficial effects based on the technical scheme that:
(1) the jig frame device for accurately splicing the steel pipe piles in the lengthening and butting manner utilizes the supporting jack as an adjusting and supporting device, the supporting beam is arranged on the supporting jack to form a stress frame, the supporting jack can realize accurate adjustment of the elevation of the operating platform, accurate butting of the steel pipe piles is guaranteed, the steel pipe piles can conveniently roll around the shaft in the butting process by the roller, rapid butting and welding operation is realized, the operation is convenient, the construction is efficient, the size of the steel pipe piles is not limited, and the repeatability is strong;
(2) the jack of the jig frame device for accurately lengthening and butting the steel pipe pile can be fixed on a working plane through the anchoring bolt, the limiting steel plate can be arranged between the supporting cross beam and the supporting jack, and the stiffening triangular plate is arranged between the roller ear plate and the supporting cross beam, so that the structure is stable, and the butting work is guaranteed to be smoothly completed;
(3) the roller of the jig frame device for accurately splicing the steel pipe piles in the length direction is a solid steel wheel, so that the bearing capacity is improved;
(4) the cross leveling bubble is arranged on the supporting cross beam of the jig frame device for accurately splicing the steel pipe piles, and can be used for leveling the steel pipe piles to assist in improving the splicing accuracy.
Drawings
Fig. 1 is a schematic front view of a jig frame device for lengthening and precisely butting steel pipe piles according to the utility model.
FIG. 2 is a schematic longitudinal section welding diagram of a jig frame device for lengthening and accurately butting steel pipe piles provided by the utility model.
Fig. 3 is a schematic diagram of a roller device of a jig frame device for lengthening and accurately butting steel pipe piles according to the utility model.
In the figure: 1-supporting jacks, 2-anchoring bolts, 3-stiffening plates, 4-limiting steel plates, 5-supporting cross beams, 5 a-connecting steel plates, 6-roller ear plates, 6 a-stiffening triangular plates, 7-rollers, 7 a-pin shafts and 8-steel pipe piles to be lengthened.
Detailed Description
The utility model is further illustrated by the following figures and examples.
The utility model provides a jig frame device for accurately splicing steel pipe piles, which comprises a supporting cross beam 5, wherein the supporting cross beam comprises two parallel I-shaped steels, and wing plates of the I-shaped steels are welded and fixed through connecting steel plates 5a, referring to fig. 1 to 3. The lower part of the supporting beam is provided with a group of supporting jacks 1, the supporting jacks are distributed on the lower part of the supporting beam in an axisymmetric manner, screw holes are formed in a bottom plate of each supporting jack, and the supporting jacks are fixed on a working plane through anchor bolts 2 which are inserted in the screw holes in a penetrating manner. Two steel pipe pile supporting devices are arranged on the upper portion of the supporting cross beam, and the steel pipe pile supporting devices are distributed on the upper portion of the supporting cross beam in an axisymmetric mode. The steel pipe pile supporting device comprises a roller 7, a rolling shaft inserted in the center of the roller and roller ear plates 6 connected with two ends of the rolling shaft through pin shafts 7 a. A limiting steel plate 4 is arranged between the supporting beam and the supporting jack, and a stiffening triangular plate 6a is arranged between the roller ear plate and the supporting beam. The supporting beam is provided with a cross level bubble which can be used for leveling the steel pipe pile and assisting in improving the butt joint precision.
The construction process of the jig frame device for the accurate butt joint of the steel pipe pile extension provided by the utility model comprises the following steps:
the method comprises the following steps: before installation, a place where the steel pipe piles are in butt joint and lengthened is reasonably selected, hardening treatment is carried out on the positions of the supporting points, and the bearing capacity meets related requirements. After the field is selected, the positions of the support jacks are measured according to a drawing, the arrangement intervals of the support points are set according to 3-5 m, and four support jacks are arranged at each position.
Step two: after the support jack is placed on the ground and re-checked, the bolt holes on the base plate of the support jack are used for installing anchor bolts to be connected with ground anchors, so that the position of the jack is fixed and does not shift.
Step three: the supporting cross beam is arranged on the supporting jack base plate, and meanwhile, the limiting steel plate is welded below the supporting cross beam, so that the supporting jack is limited, and the movement is prevented. The supporting beam is connected and fixed by double-spliced I-shaped steel through a connecting steel plate to form a frame structure.
Step four: two roller ear plates are welded at the central point on the double-spliced I-shaped steel top plate at the four corner positions of the frame of the supporting beam 5, a roller is installed between the two roller ear plates, and the roller is fixed in a roller ear plate pin shaft hole through a pin shaft. And simultaneously, a triangular plate is welded at the joint of the roller lug plate and the supporting cross beam for reinforcement treatment.
Step five: and (4) installing the supporting tire frames at other supporting points according to the same steps, and after all the supporting tire frames are installed, performing all measurement rechecking fine adjustment.
Step six: hoisting the two sections of butted steel pipe piles 8 to be lengthened to the idler wheels, carrying out butt welding, and rotating the steel pipe piles after the welding of the working surface on one side is finished to finish the welding construction of the working surface on the other side; and (4) after the welding lengthening is finished, checking the quality of a welding seam, and welding stiffening plates 3 at the joints of the steel sheet piles of all the sections to ensure the connection quality.
The jig frame device for accurately splicing the steel pipe piles in the length-extending butt joint provided by the utility model utilizes the jack as an adjusting fulcrum to accurately adjust the elevation of the jig frame; adopt installation roller device to realize the pivoting adjustment of steel-pipe pile extension process, the device has avoided the difficult adjustment of conventional steel-pipe pile extension in-process operation platform elevation, can in time carry out the leveling to operation platform in the process, improves the welding precision of steel-pipe pile butt joint, and roller device has made things convenient for steel-pipe pile spin welding, the operation of being convenient for, applicable in each model steel-pipe pile, reuse rate is high.
Claims (9)
1. The utility model provides a bed-jig device of accurate butt joint of steel-pipe pile extension, includes supporting beam (5), its characterized in that: the lower part of the supporting beam is provided with a group of supporting jacks (1), the upper part of the supporting beam is provided with two steel pipe pile supporting devices, and each steel pipe pile supporting device comprises a roller (7), a rolling shaft penetrating into the center of the roller and roller ear plates (6) connected with the two ends of the rolling shaft through pin shafts (7 a).
2. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: the group of supporting jacks are axially and symmetrically distributed at the lower part of the supporting beam.
3. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: the two steel pipe pile supporting devices are axially and symmetrically distributed on the upper part of the supporting beam.
4. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: the bottom plate of the supporting jack is provided with a screw hole, and the supporting jack is fixed on a working plane through an anchoring bolt (2) inserted in the screw hole.
5. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: the supporting beam comprises two parallel I-shaped steels, and wing plates of the I-shaped steels are welded and fixed through a connecting steel plate (5 a).
6. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: and a limiting steel plate (4) is arranged between the supporting beam and the supporting jack.
7. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: a stiffening triangle (6a) is arranged between the roller ear plate and the supporting beam.
8. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: the supporting beam is provided with a cross level bubble.
9. The steel pipe pile lengthening and accurate butt joint jig frame device according to claim 1, characterized in that: the roller is made of solid steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122972621.4U CN216882527U (en) | 2021-11-30 | 2021-11-30 | Bed-jig device of accurate butt joint of steel-pipe pile extension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122972621.4U CN216882527U (en) | 2021-11-30 | 2021-11-30 | Bed-jig device of accurate butt joint of steel-pipe pile extension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216882527U true CN216882527U (en) | 2022-07-05 |
Family
ID=82202312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122972621.4U Active CN216882527U (en) | 2021-11-30 | 2021-11-30 | Bed-jig device of accurate butt joint of steel-pipe pile extension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216882527U (en) |
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2021
- 2021-11-30 CN CN202122972621.4U patent/CN216882527U/en active Active
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