CN112681775A - Centering circular angle steel positioning device for steel structure embedded part and construction method thereof - Google Patents
Centering circular angle steel positioning device for steel structure embedded part and construction method thereof Download PDFInfo
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- CN112681775A CN112681775A CN202011599959.3A CN202011599959A CN112681775A CN 112681775 A CN112681775 A CN 112681775A CN 202011599959 A CN202011599959 A CN 202011599959A CN 112681775 A CN112681775 A CN 112681775A
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Abstract
A centering circular angle steel positioning device for a steel structure embedded part relates to the technical field of building construction, and comprises a base plate, wherein a laser indicator is arranged at the central position on the base plate, and a laser beam emitted by the laser indicator corresponds to the central position of the base plate and is vertical to the base plate; the substrate is provided with a first bubble level meter and a second bubble level meter which are perpendicular to each other; the bottom of base plate with the central point of base plate puts the coaxial annular riser that is equipped with the opening downwards, annular riser with enclose between the base plate and close and form and be used for the installation space of steel construction built-in fitting, still be equipped with on the base plate and be used for with the steel construction built-in fitting is fixed buckle component in the installation space, this positioner can carry out the centering and leveling simultaneously, and the leveling process targets in place at one step, and the centering process only need observe laser pointer jet-out laser beam whether with central point put correspond can, simple and convenient.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a construction method of a centering circular angle steel positioning device for a steel structure embedded part.
Background
The embedded parts (prefabricated embedded parts) are members which are pre-installed (embedded) in hidden projects, namely structural parts arranged during structure pouring and used for lap joint during building of the superstructure. Some embedded parts used on the pile, the column or the bearing platform are generally round or square corresponding to the shape of the pile or the column, and a through hole is arranged at the center of the embedded part for vibrating the concrete inside the pile or the column, referring to fig. 1.
However, when the embedded parts are arranged, the embedded parts need to be kept horizontally, and the through holes on the embedded parts correspond to the centers of the piles or columns, so that centering and leveling are needed when the embedded parts are arranged; referring to fig. 2, in the conventional method, a steel reinforcement cage of a pile or a column is firstly built, and a cross mark is drawn at the center of the bottom of the steel reinforcement cage to mark the center; then, a worker moves the embedded part to the position above the reinforcement cage, the bubble level gauge is placed on the embedded part for leveling, the position of the bubble level gauge needs to be changed for multiple times in the leveling process so as to level for multiple times, and the embedded part is ensured to be horizontal; meanwhile, workers hang heavy objects through the strings for centering; and finally, fixing the embedded part and the reinforcement cage by workers. According to the existing method, on one hand, the centering and leveling efficiency is low, the time consumption is very long, and the accuracy of centering and leveling is not high enough; on the other hand, in the process that a worker fixes the embedded part and the reinforcement cage, the position of the embedded part can deviate, and the position of the embedded part after being fixed is not accurate enough.
Disclosure of Invention
In view of the above, the invention aims to solve at least one of the above problems to a certain extent, and provides a construction method of a centering circular angle steel positioning device for a steel structure embedded part, which can solve the problems that the existing embedded part is low in centering and leveling efficiency and not high in accuracy.
The technical scheme of the invention on one hand is realized as follows:
a centering circular angle steel positioning device for a steel structure embedded part comprises a base plate, wherein a laser indicator is arranged at the central position on the base plate, and a laser beam emitted by the laser indicator corresponds to the central position of the base plate and is vertical to the base plate; the substrate is provided with a first bubble level meter and a second bubble level meter which are perpendicular to each other; the bottom of base plate with the central point of base plate puts the coaxial annular riser that is equipped with the opening downwards, the annular riser with enclose between the base plate and form and be used for installing the installation space of steel construction built-in fitting, still be equipped with on the base plate and be used for with the steel construction built-in fitting is fixed buckle component in the installation space.
Further, the base plate comprises an annular plate which is adaptive to the shape of the steel structure embedded part and two straight plates which are vertically intersected in the annular plate, the intersection position of the two straight plates is the central position of the base plate, the laser indicator is arranged at the intersection position of the two straight plates, and the first bubble level meter and the second bubble level meter are respectively arranged on the two straight plates; the installation space is arranged at the bottom of the annular plate.
Furthermore, the steel structure embedded part is circular, the annular plate is circular, and a plurality of the buckle components are uniformly arranged on the annular plate at intervals.
Furthermore, the buckle component comprises a buckle with a C-shaped buckle part, the C-shaped buckle part has elasticity, one end of the C-shaped buckle part on the buckle part is rotatably arranged on the upper surface of the base plate, and the C-shaped buckle part is buckled at the edge position of the steel structure embedded part by rotating the buckle part.
Furthermore, the buckle component also comprises a fixed seat, and a hinge hole which is horizontally arranged is arranged on the fixed seat; the fastener is formed by the billet is crooked, the both ends of billet are for being used for following the both ends male portion of hinge hole, and two portions of inserting are crooked respectively have L type portion, are formed with V type back-off portion from the terminal bending connection of two L type portions, be formed with the portion of holding together that upwards held together in the V type back-off portion, it is used for the butt to hold together the portion the bottom of steel construction built-in fitting.
Furthermore, the buckle component also comprises a fastening spring, and the fastening spring is arranged in the hinge hole of the fixed seat and is positioned between the two insertion parts of the fastener; the fastening spring provides an elastic pretension for the two insertion sections away from each other.
Further, the fixing seat is welded on the upper surface of the substrate.
The technical scheme of the other aspect of the invention is realized as follows:
the construction method of the centering circular angle steel positioning device for any steel structure embedded part comprises the following steps:
firstly, mounting a steel structure embedded part on the positioning device;
marking the center at the bottom of the steel reinforcement cage by using a cross mark, integrally moving the positioning device and the steel structure embedded part to the steel reinforcement cage, centering by using laser beams emitted by a laser indicator, and leveling by using the first bubble level gauge and the second bubble level gauge;
after centering and leveling are finished, maintaining the position of the steel structure embedded part, and meanwhile, welding and fixing a steel reinforcement cage and the steel structure embedded part to fix the position of the steel structure embedded part;
and fourthly, detaching the positioning device from the steel structure embedded part.
Further, in the first step, a buckle member on the positioning device is firstly opened to enable the buckle member not to block the steel structure embedded part, then the steel structure embedded part is inserted into the installation space from the bottom of the positioning device, and then the buckle member is buckled on the steel structure embedded part, so that the steel structure embedded part is fixed in the installation space and cannot be separated.
Further, firstly, welding reinforcing steel bars at the bottoms of the steel structure embedded parts, and then installing the steel structure embedded parts on the positioning devices; when the positioning device and the steel structure embedded part are integrally moved to a reinforcement cage, the reinforcing steel bar is inserted into the reinforcement cage; after the centering and leveling of the steel structure embedded part is finished, the steel bar and the steel reinforcement cage are fixed in a bundling and/or welding mode while the position of the steel structure embedded part is kept.
Compared with the prior art, the invention has the following beneficial effects:
the invention has the following beneficial effects: the positioning device can be used for simultaneously carrying out neutralization and leveling, the leveling process is in place in one step, and position measurement does not need to be changed for many times like the prior art; the centering process only needs to observe whether the laser beam emitted by the laser indicator corresponds to the central position, and is simple and convenient; the laser indicator and the bubble level meter are observed at the same time, so that the situation that the laser indicator and the bubble level meter are adjusted to be the same and the other sample deviates is avoided; in addition, the laser indicator and the bubble level meter are always arranged on the embedded part before the embedded part is fixed, so that whether the position of the embedded part deviates or not can be conveniently observed at any time.
Drawings
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.
FIG. 1 is a schematic structural view of an embedded part;
FIG. 2 is a schematic structural view of a reinforcement cage;
FIG. 3 is a schematic structural diagram of a centering circular angle steel positioning device for a steel structure embedded part;
FIG. 4 is an exploded view of the snap member;
FIG. 5 is a top view of the fastener;
FIG. 6 is a schematic diagram of the action of the snap member fastening embedment;
fig. 7 is a schematic structural diagram of an embedded part after welding reinforcing bars;
FIG. 8 is a schematic structural view of an embedded part mounted on the positioning device;
FIG. 9 is a schematic structural view of the positioning device and the embedded part after being integrally moved to the reinforcement cage;
fig. 10 is a schematic structural view of fig. 9 with the positioning device removed.
In the figure: 1. a steel structure embedded part; 11. a through hole; 12. reinforcing steel bars; 2. a reinforcement cage; 21. marking a cross; 3. a substrate; 31. an annular plate; 32. a straight plate; 4. an annular vertical plate; 5. a laser pointer; 6. a first bubble level; 7. a second bubble level; 8. a snap member; 81. a fastener; 811. a C-shaped buckle part; 812. an insertion portion; 813. an L-shaped portion; 814. a V-shaped reverse buckling part; 815. a gathering portion; 82. a fixed seat; 821. a hinge hole; 83. and (5) fastening the spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 3-6, a centering circular angle steel positioning device for a steel structure embedded part is shown, which comprises a base plate 3, wherein a laser indicator 5 is arranged at a central position on the base plate 3, and a laser beam emitted by the laser indicator 5 corresponds to the central position of the base plate 3 and is perpendicular to the base plate 3; the substrate 3 is provided with a first bubble level meter 6 and a second bubble level meter 7 which are arranged vertically to each other; the bottom of base plate 3 with the central point of base plate puts the coaxial annular riser 4 that is equipped with the opening downwards, the annular riser 4 with enclose between the base plate 3 and form the installation space that is used for installing steel construction built-in fitting 1, still be equipped with on the base plate 3 and be used for with steel construction built-in fitting 1 fixes buckle component 8 in the installation space.
Specifically, the steel structure embedded part 1 can be inserted from the bottom of the positioning device, so that the steel structure embedded part 1 is inserted into the installation space, and then the steel structure embedded part 1 is fixed by the buckle member 8, so that the steel structure embedded part 1 is combined with the base plate 3; the base plate 3 is provided with a laser indicator 5, a first bubble level gauge 6 and a second bubble level gauge 7, the levelness of the steel structure embedded part 1 is adjusted through the first bubble level gauge 6 and the second bubble level gauge 7, a laser beam is emitted through the laser indicator 5, and the laser beam penetrates through a through hole 11 in the steel structure embedded part 1 to be centered. It should be noted that the first bubble level 6 and the second bubble level 7 may have the same structure, and include a level tube made of glass, the inner wall of the level tube is a curved surface with a certain radius of curvature, and the level tube contains liquid, when the level tube is tilted, the bubble in the level tube moves to the raised end, thereby determining the position of the level.
Therefore, the positioning device can be used for simultaneously carrying out neutralization and leveling, the leveling process is in place in one step, and position measurement does not need to be changed for many times like the prior art; the centering process only needs to observe whether the laser beam emitted by the laser indicator 5 corresponds to the central position, and is simple and convenient; the laser indicator 5 and the bubble level meter observe at the same time, so that the situation that the laser indicator and the bubble level meter are adjusted to be the same and the other sample deviates is avoided; in addition, the laser indicator 5 and the bubble level meter are always arranged on the embedded part before the embedded part is fixed, so that whether the position of the embedded part deviates or not can be conveniently observed at any time.
In some specific embodiments, referring to fig. 3, the base plate 3 includes an annular plate 31 adapted to the shape of the steel structure embedded part 1, two straight plates 32 perpendicularly intersecting in the annular plate 31, the intersection of the two straight plates 32 is the center position of the base plate 3, the laser pointer 5 is disposed at the intersection of the two straight plates 32, and the first bubble level 6 and the second bubble level 7 are disposed on the two straight plates 32, respectively; the installation space is provided at the bottom of the annular plate 31. More specifically, the steel structure embedded part 1 is circular, the annular plate 31 is circular, the installation space is formed at the bottom of the annular plate 31, and the fastening members 8 are arranged on the annular plate 31 at uniform intervals to ensure that the steel structure embedded part 1 is stably fixed in the installation space.
In some specific embodiments, in order to facilitate fixing the steel structure embedded part 1 on the base plate 3, referring to fig. 4, 5 and 6, the fastening member 8 includes a fastening member 81 having a C-shaped fastening portion 811, the C-shaped fastening portion 811 has elasticity, one end of the C-shaped fastening portion 811 on the fastening member 81 is rotatably disposed on the upper surface of the base plate 3, and the C-shaped fastening portion 811 is fastened at an edge position of the steel structure embedded part 1 by rotating the fastening member 81.
More specifically, referring to fig. 4, 5 and 6, the fastening member 8 further includes a fixing seat 82, and a hinge hole 821 horizontally disposed is formed on the fixing seat 82; the fastener 81 is formed by bending a steel bar, two ends of the steel bar are insertion portions 812 for being inserted from two ends of the hinge hole 821, the two insertion portions 812 are respectively bent to form L-shaped portions 813, the ends of the two L-shaped portions 813 are bent and connected to form a V-shaped inverted buckle portion 814, an upward-folded closing portion 815 is formed on the V-shaped inverted buckle portion 814, and the closing portion 815 is used for abutting against the bottom of the steel structure embedded part 1; the fixing seat 82 is welded on the upper surface of the substrate 3. When the fastener 81 needs to be pressed and fastened on the steel structure embedded part 1, the V-shaped inverted buckle part 814 bends downwards under pressure, the angle between the V-shaped inverted buckle part 814 and the L-shaped part 813 increases, meanwhile, the V-shaped inverted buckle part 814 props the bottom ends of the two L-shaped parts 813 apart, the upper ends of the two L-shaped parts 813 approach each other, that is, the two insertion parts 812 approach each other; after the C-shaped buckling portion 811 is buckled on the steel structure embedded part 1, the buckling member 81 tends to recover under the action of its own elasticity, the two inserting portions 812 are far away from each other, the bottom ends of the two L-shaped portions 813 are close to each other, and the V-shaped inverted portion 814 is pushed upwards, so as to buckle the steel structure embedded part 1.
In more detail, referring to fig. 4, in order to further fasten the steel structure embedded part 1, the fastening member 8 further includes a fastening spring 83, and the fastening spring 83 is disposed in the hinge hole 821 of the fixing seat 82 and located between the two insertion portions 812 of the fastener 81; the tightening spring 83 provides a resilient biasing force for the two insertion portions 812 away from each other. In this way, the tightening spring 83 makes the bottom ends of the two L-shaped portions 813 approach each other with a larger force, so that the V-shaped inverted portion 814 is pushed upward more strongly; and ensuring that the fasteners 81 cannot be separated from the steel structure embedded part 1 when certain acting force is not applied to the fasteners 81.
In practical application, referring to fig. 7-10, the construction method using the centering circular angle steel positioning device for any steel structure embedded part includes the following steps:
step one, mounting a steel structure embedded part 1 on the positioning device;
in some specific embodiments, in order to fix the steel structure embedded part 1 and the reinforcement cage 2, referring to fig. 7, a reinforcement bar 12 may be welded at the bottom of the steel structure embedded part 1; in addition, referring to fig. 8, when the steel structure embedded part 1 is installed in the positioning device, the fastening member 8 on the positioning device is firstly opened, so that the fastening member 8 does not block the steel structure embedded part 1, then the steel structure embedded part 1 is inserted into the installation space from the bottom of the positioning device, and then the fastening member 8 is fastened on the steel structure embedded part 1, so that the steel structure embedded part 1 is fixed in the installation space and cannot be pulled out.
Step two, referring to fig. 9, marking the center at the bottom of the steel reinforcement cage 2 by using a cross mark 21, integrally moving the positioning device and the steel structure embedded part 1 onto the steel reinforcement cage 2, centering by using a laser beam emitted by a laser indicator 5, and leveling by using the first bubble level gauge 6 and the second bubble level gauge 7; specifically, the first bubble level 6 and the second bubble level 7 may be observed first, and then the laser beam emitted by the laser pointer 5 may be observed, when the bubbles on the first bubble level 6 and the second bubble level 7 are both located at positions on a horizontal line, which represents that the steel structure embedded part 1 is horizontally placed, in a horizontal state, the laser beam emitted by the laser pointer 5 is vertical, and when the laser beam is directly opposite to the center of the cross mark 21, the alignment is completed.
After centering and leveling are finished, maintaining the position of the steel structure embedded part 1, and meanwhile, welding and fixing a steel reinforcement cage 2 and the steel structure embedded part 1 to fix the position of the steel structure embedded part 1; specifically, the steel reinforcement cage 2 can be welded with a plurality of steel reinforcement bars 12, and the laser beams emitted by the first bubble level meter 6, the second bubble level meter 7 and the laser indicator 5 are observed during welding, so that the position deviation of the steel structure embedded part 1 is avoided; after the reinforcement cage 2 is welded with a plurality of steel bars 12, the steel structure embedded part 1 deviates, the reinforcement cage 2, the steel bars 12 or the steel structure embedded part 1 is lightly knocked by tools such as a hammer, the position of the steel structure embedded part 1 is finely adjusted, and after the fine adjustment is completed, the reinforcement cage 2 is welded with the rest of the steel bars 12, so that the steel structure embedded part 1 is completely fixed.
It should be noted that the position of the steel structure embedded part 1 can be reset to the accurate position under the condition that the position of the steel structure embedded part 1 is finely adjusted, because the laser beams emitted by the first bubble level meter 6, the second bubble level meter 7 and the laser indicator 5 are observed in the process of welding the steel reinforcement cage 2 and a plurality of steel bars 12, the position of the steel structure embedded part 1 cannot be greatly deviated, and the adjustment can be performed through fine adjustment.
And fourthly, with reference to fig. 10, detaching the positioning device from the steel structure embedded part 1. Specifically, when the positioning device is dismounted, the buckle component 8 is firstly pulled out of the steel structure embedded part 1, and then the positioning device is pulled out from the upward direction; the operation is simple and convenient, the centering and leveling efficiency is improved, and the centering and leveling accuracy is also improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A centering circular angle steel positioning device for a steel structure embedded part is characterized by comprising a base plate, wherein a laser indicator is arranged at the central position on the base plate, and a laser beam emitted by the laser indicator corresponds to the central position of the base plate and is vertical to the base plate; the substrate is provided with a first bubble level meter and a second bubble level meter which are perpendicular to each other; the bottom of base plate with the central point of base plate puts the coaxial annular riser that is equipped with the opening downwards, the annular riser with enclose between the base plate and form and be used for installing the installation space of steel construction built-in fitting, still be equipped with on the base plate and be used for with the steel construction built-in fitting is fixed buckle component in the installation space.
2. The centering circular angle steel positioning device for the steel structure embedded part as claimed in claim 1, wherein the base plate comprises an annular plate adapted to the shape of the steel structure embedded part, and two straight plates perpendicularly intersecting with each other in the annular plate, the intersection of the two straight plates is the center position of the base plate, the laser indicator is arranged at the intersection of the two straight plates, and the first bubble level gauge and the second bubble level gauge are respectively arranged on the two straight plates; the installation space is arranged at the bottom of the annular plate.
3. The centering circular angle steel positioning device for the steel structure embedded part as claimed in claim 2, wherein the steel structure embedded part is circular, the annular plate is circular, and a plurality of the buckling members are uniformly arranged on the annular plate at intervals.
4. The centering circular angle steel positioning device for the steel structure embedded part as claimed in claim 1, wherein the fastening member comprises a fastening member having a C-shaped fastening portion, the C-shaped fastening portion has elasticity, one end of the C-shaped fastening portion of the fastening member is rotatably disposed on the upper surface of the base plate, and the C-shaped fastening portion is fastened to the edge of the steel structure embedded part by rotating the fastening member.
5. The centering circular angle steel positioning device for the steel structure embedded part according to claim 4, wherein the buckle member further comprises a fixed seat, and a hinge hole horizontally arranged is formed in the fixed seat; the fastener is formed by the billet is crooked, the both ends of billet are for being used for following the both ends male portion of hinge hole, and two portions of inserting are crooked respectively have L type portion, are formed with V type back-off portion from the terminal bending connection of two L type portions, be formed with the portion of holding together that upwards held together in the V type back-off portion, it is used for the butt to hold together the portion the bottom of steel construction built-in fitting.
6. The centering circular angle steel positioning device for the steel structure embedded part as claimed in claim 5, wherein the fastening member further comprises a fastening spring, the fastening spring is disposed in the hinge hole of the fixing seat and is located between the two insertion portions of the fastener; the fastening spring provides an elastic pretension for the two insertion sections away from each other.
7. The centering circular angle steel positioning device for the steel structure embedded part as claimed in claim 5, wherein the fixing seat is welded on the upper surface of the base plate.
8. The construction method of the centering circular angle steel positioning device for the steel structure embedded part by using any one of claims 1 to 7 is characterized by comprising the following steps of:
firstly, mounting a steel structure embedded part on the positioning device;
marking the center at the bottom of the steel reinforcement cage by using a cross mark, integrally moving the positioning device and the steel structure embedded part to the steel reinforcement cage, centering by using laser beams emitted by a laser indicator, and leveling by using the first bubble level gauge and the second bubble level gauge;
after centering and leveling are finished, maintaining the position of the steel structure embedded part, and meanwhile, welding and fixing a steel reinforcement cage and the steel structure embedded part to fix the position of the steel structure embedded part;
and fourthly, detaching the positioning device from the steel structure embedded part.
9. The construction method according to claim 8, wherein in step one, the fastener members on the positioning device are opened to make the fastener members not block the steel structure embedded part, then the steel structure embedded part is inserted into the installation space from the bottom of the positioning device, and then the fastener members are fastened on the steel structure embedded part to make the steel structure embedded part fixed in the installation space and not able to be pulled out.
10. The construction method according to claim 8, wherein reinforcing bars are welded to the bottoms of the steel structure embedded parts, and then the steel structure embedded parts are installed on the positioning devices; when the positioning device and the steel structure embedded part are integrally moved to a reinforcement cage, the reinforcing steel bar is inserted into the reinforcement cage; after the centering and leveling of the steel structure embedded part is finished, the steel bar and the steel reinforcement cage are fixed in a bundling and/or welding mode while the position of the steel structure embedded part is kept.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599959.3A CN112681775A (en) | 2020-12-30 | 2020-12-30 | Centering circular angle steel positioning device for steel structure embedded part and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011599959.3A CN112681775A (en) | 2020-12-30 | 2020-12-30 | Centering circular angle steel positioning device for steel structure embedded part and construction method thereof |
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| CN112681775A true CN112681775A (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011599959.3A Pending CN112681775A (en) | 2020-12-30 | 2020-12-30 | Centering circular angle steel positioning device for steel structure embedded part and construction method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182828A (en) * | 2021-12-03 | 2022-03-15 | 湖北理工学院 | Embedded part for assembly type building |
| CN114737596A (en) * | 2022-04-18 | 2022-07-12 | 中国核工业华兴建设有限公司 | Method for positioning rear annular embedded part of equipment foundation |
-
2020
- 2020-12-30 CN CN202011599959.3A patent/CN112681775A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114182828A (en) * | 2021-12-03 | 2022-03-15 | 湖北理工学院 | Embedded part for assembly type building |
| CN114737596A (en) * | 2022-04-18 | 2022-07-12 | 中国核工业华兴建设有限公司 | Method for positioning rear annular embedded part of equipment foundation |
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