CN211948919U - Positioning device for embedded part fixed on spatial structure support - Google Patents
Positioning device for embedded part fixed on spatial structure support Download PDFInfo
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- CN211948919U CN211948919U CN202020322983.1U CN202020322983U CN211948919U CN 211948919 U CN211948919 U CN 211948919U CN 202020322983 U CN202020322983 U CN 202020322983U CN 211948919 U CN211948919 U CN 211948919U
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Abstract
The utility model belongs to the technical field of prefabricated roof truss installation, concretely relates to be fixed in positioner of built-in fitting of spatial structure support, it has solved traditional technology and has caused the damage to the main muscle of support to the problem that the precision is low. The utility model comprises a positioning steel bar and a fine adjustment component; the positioning steel bars comprise transverse positioning steel bars and longitudinal positioning steel bars; two longitudinal positioning steel bars are symmetrically fixed on the outer sides of the two transverse positioning steel bars; templates are adhered to the outer sides of the supports; two transverse positioning steel bars are respectively inserted into the two groups of round holes of the longitudinal template in a penetrating way, and two ends of the transverse positioning steel bars extend out of the longitudinal template; four longitudinal positioning steel bars respectively penetrate through the round holes of the transverse formworks and extend out of the transverse formworks; the bottom surfaces of the top plates of the embedded parts are fixed to the tops of the transverse positioning steel bars and the longitudinal positioning steel bars; and the transverse positioning reinforcing steel bars and the longitudinal positioning reinforcing steel bars are both fixed with fine adjustment components. The utility model can not damage the main reinforcement of the support, thereby ensuring the construction quality; and the precision of the embedded part is improved.
Description
Technical Field
The utility model belongs to the technical field of prefabricated roof truss installation, concretely relates to be fixed in positioner of built-in fitting of spatial structure support.
Background
With the rapid development of the building market, the application of the space structure building in the building field is more and more extensive, and as the positioning of a foundation construction node, namely a support embedded part, for high-precision installation of the space structure, the quality of the process has an important influence on the quality and safety of the whole structure, the precision requirement can be met, and meanwhile, the equipment and labor cost caused by field rework can be reduced.
The existing embedded part is positioned by welding the anchor bars of the embedded part and the main bars of the support, so that the main bars of the support are easily damaged, secondary fine adjustment cannot be performed in the positioning process of the embedded part, and the installation precision of the embedded part is low.
Therefore, the method for accurately positioning the embedded part of the spatial structure support is designed, has important significance for high-precision installation of the spatial structure, and can be used for accurately positioning the embedded part of the prestressed roof truss support in the bent structure.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the main muscle of traditional technique to the support and cause the damage to the problem that the precision is low provides a positioner who is fixed in the built-in fitting of spatial structure support.
The utility model discloses a following technical scheme realizes: a positioning device of an embedded part fixed on a spatial structure support comprises positioning steel bars and a fine adjustment component used for finely adjusting the position of the embedded part;
the positioning steel bars comprise two transverse positioning steel bars and four longitudinal positioning steel bars which are arranged in parallel;
two longitudinal positioning steel bars are symmetrically fixed on the outer sides of the two transverse positioning steel bars;
the outer sides of the supports are respectively provided with a template in an adhering mode, each template comprises two transverse templates arranged in parallel and two longitudinal templates arranged in parallel, two groups of round holes are symmetrically formed in the two transverse templates, and two groups of round holes are symmetrically formed in the two longitudinal templates;
two transverse positioning steel bars are respectively inserted into the two groups of round holes of the longitudinal template in a penetrating way, and two ends of each transverse positioning steel bar extend out of the longitudinal template; four longitudinal positioning steel bars respectively penetrate through the round holes of the transverse formworks and extend out of the transverse formworks;
the embedded part is positioned at the top of the support, and the bottom surface of the top plate of the embedded part is fixed at the tops of the transverse positioning steel bars and the longitudinal positioning steel bars;
two fine-tuning components for finely tuning the transverse position of the embedded part and two fine-tuning components for finely tuning the vertical position of the embedded part are fixed on the two transverse positioning steel bars;
and fine adjustment components for finely adjusting the longitudinal positions of the embedded parts are fixed on the four longitudinal positioning steel bars.
Further, the fine adjustment component comprises a nut and a screw rod, and the nut is in threaded connection with the screw rod;
nuts of four fine adjustment components for finely adjusting the vertical position of the embedded part are symmetrically fixed on the outer sides of the two transverse positioning steel bars, the fine adjustment components are positioned below the embedded part, and screw holes of the nuts are vertically arranged;
nuts of the fine adjustment components for finely adjusting the transverse position of the embedded part are symmetrically fixed at the top of the transverse positioning steel bar, and screw holes of the nuts are arranged in parallel to the transverse positioning steel bar;
the four nuts used for finely adjusting the fine adjustment components of the longitudinal positions of the embedded parts are respectively fixed at the tops of the four longitudinal positioning reinforcing steel bars, and screw holes of the nuts are arranged in parallel to the longitudinal positioning reinforcing steel bars.
Furthermore, both ends of the transverse positioning steel bar extend out of the longitudinal template by 80 mm; the four longitudinal positioning steel bars extend out of the transverse formwork by 80 mm.
Furthermore, the positioning steel bar is made of HRB400, and the diameter of the positioning steel bar is phi 20 mm.
Furthermore, the diameter of the circular holes of the transverse template and the longitudinal template is phi 22 mm.
Further, the nut and the screw of the fine adjustment component are both 4.8 grade 12 #.
The utility model discloses compare prior art's beneficial effect:
1. the utility model adopts the fixed connection mode of the positioning steel bar and the bottom of the embedded part, which can not damage the main bar of the support and ensure the construction quality;
2. placing the embedded part on the top of the positioning steel bar, and primarily determining the embedded part; the embedded part is secondarily and finely adjusted through the fine adjustment component, so that the precision of the embedded part is improved; the end parts of the positioning steel bars extend to the outer side of the template, and the positioning steel bars are prevented from not moving in the pouring process through the rigidity of the template, so that the precision of the embedded part is ensured;
3. the screw rod of the fine adjustment component can be disassembled and reused, so that the cost is saved;
4. the utility model discloses all draw materials on the spot, the cost of manufacture is low.
Drawings
Fig. 1 is a schematic view of the horizontal projection structure of the present invention;
FIG. 2 is a sectional view taken along line A-A of the present invention;
fig. 3 is a schematic view of an exemplary application of the present invention shown in fig. 1;
fig. 4 is a schematic view of an exemplary application of the present invention, fig. 2;
fig. 5 is a schematic view of an exemplary application of the present invention shown in fig. 3;
fig. 6 is a schematic view of an exemplary application of the present invention;
fig. 7 is a schematic view 5 illustrating an application of the present invention;
the method comprises the following steps: 1-positioning reinforcing steel bar, 1.1-transverse positioning reinforcing steel bar and 1.2-longitudinal positioning reinforcing steel bar
2-Fine-tuning elements
3-support
4-form, 4.1-transverse form, 4.2-longitudinal form
5-built-in parts, 5.1-roof plates
6-longitudinal axis
7-transverse axis
8-longitudinal axis of pre-installation reservation
9-pre-buried part reserved transverse axis
10-round hole.
Detailed Description
The embodiments of the present invention will be further explained with reference to the accompanying drawings:
referring to fig. 1-2, the utility model provides a positioning device for an embedded part fixed on a spatial structure support, which comprises a positioning steel bar 1 and a fine adjustment component 2 for finely adjusting the position of the embedded part 5;
the positioning steel bars 1 comprise two transverse positioning steel bars 1.1 and four longitudinal positioning steel bars 1.2 which are arranged in parallel;
two longitudinal positioning steel bars 1.2 are symmetrically fixed on the outer sides of the two transverse positioning steel bars 1.1;
the outer sides of the supports 3 are respectively provided with a template 4 in an adhering mode, each template 4 comprises two transverse templates 4.1 arranged in parallel and two longitudinal templates 4.2 arranged in parallel, two groups of round holes are symmetrically formed in the two transverse templates 4.1, and two groups of round holes are symmetrically formed in the two longitudinal templates 4.2;
two transverse positioning steel bars 1.1 are respectively inserted into the two groups of round holes of the longitudinal template 4.2, and two ends of each transverse positioning steel bar 1.1 extend out of the longitudinal template 4.2; four longitudinal positioning steel bars 1.2 respectively penetrate through the round holes of the transverse formworks 4.1 and extend out of the transverse formworks 4.1;
the embedded part 5 is positioned at the top of the support 3, and the bottom surface of a top plate 5.1 of the embedded part 5 is fixed at the tops of the transverse positioning steel bar 1.1 and the longitudinal positioning steel bar 1.2;
two fine-tuning components 2 for finely tuning the transverse position of the embedded part 5 and two fine-tuning components 2 for finely tuning the vertical position of the embedded part 5 are fixed on the two transverse positioning steel bars 1.1;
and fine adjustment components 2 for finely adjusting the longitudinal positions of the embedded parts 5 are fixed on the four longitudinal positioning steel bars 1.2.
The fine adjustment component 2 comprises a nut and a screw rod, and the nut is in threaded connection with the screw rod;
nuts of four fine adjustment members 2 for finely adjusting the vertical position of the embedded part 5 are symmetrically fixed on the outer sides of two transverse positioning steel bars 1.1, the fine adjustment members 2 are positioned below the embedded part 4, and screw holes of the nuts are vertically arranged;
nuts of the fine adjustment components 2 for finely adjusting the transverse position of the embedded part 5 are symmetrically fixed on the top of the transverse positioning steel bar 1.1, and screw holes of the nuts are arranged in parallel to the transverse positioning steel bar 1.1;
the four nuts used for finely adjusting the fine adjustment component 2 at the longitudinal position of the embedded part 5 are respectively fixed at the tops of the four longitudinal positioning steel bars 1.2, and screw holes of the nuts are arranged in parallel to the longitudinal positioning steel bars 1.2.
Two ends of the transverse positioning steel bar 1.1 extend out of the longitudinal template by 80 mm; four longitudinal positioning steel bars 1.2 extend out of the transverse formwork 4.1 by 80 mm.
The positioning steel bar 1 is a steel bar made of HRB400, and the diameter of the positioning steel bar 1 is phi 20 mm.
The diameter of the circular holes of the transverse template 4.1 and the longitudinal template 4.2 is phi 22 mm.
The nut and the screw of the fine adjustment component 2 are both 4.8 grade 12 #.
The utility model discloses on the basis of former component design, through the mode that positioning bar 1 carries out the welding with built-in fitting 5 bottom, positioning bar 1 stretches to the outside of template 4, guarantees through the rigidity of template 4 that built-in fitting 5 does not take place the displacement in the concrete placement process, sets up fine setting component 2 on positioning bar 1 simultaneously for the secondary fine setting in the built-in fitting 5 positioning process; the method can ensure that the strength of the steel bar in the support is not damaged, and can effectively improve the installation precision of the embedded part.
The utility model is suitable for a prefabricated roof truss built-in fitting 5's high accuracy installation among spatial structure (rack, net shell, truss), roofing shaped steel structure and bent structure.
The utility model discloses also be applicable to the location of the support built-in fitting of prefabricated roof truss.
The utility model discloses an application example:
1. axis projection: projecting the (longitudinal and transverse) axes on the installed template 4 through a theodolite or total station frame and marking lines on the template 4 by using a red pencil (as shown in figure 3); popping up (longitudinal and transverse) axes (as shown in figure 4) on the embedded part in advance according to the relative relation between the embedded part and the (longitudinal and transverse) axes designed by a drawing;
2. forming round holes on the template: the bottom elevation of the embedded part 5 is arranged on the reinforced template 4 and is used as a mark, and round holes are sequentially punched at the mark position by a 22mm drill bit (considering that the diameter of the positioning steel bar is 20mm, the diameter of the hole is 2mm larger than that of the positioning steel bar) (as shown in figure 5);
3. positioning the steel bars in place: inserting the positioning steel bars 1 into the circular holes 10 of the formworks 4 respectively, and enabling the end parts of the positioning steel bars 1 to extend out of the formworks 4 (as shown in fig. 6);
4. primary positioning of an embedded part: preliminarily placing the embedded part 5 on the top of the positioning steel bar 1, and aligning the (longitudinal and transverse) axis of the ejected embedded part 5 with the (longitudinal and transverse) axis of the template 4 (as shown in fig. 7);
5. secondary fine adjustment of the embedded part: adjusting a screw of a fine adjustment component 2 on the positioning steel bar 1, and measuring and adjusting the elevation and the position of the embedded part 5 by using a level gauge for multiple times until the leveling is finished, so that the embedded part 5 is accurately positioned;
6. fixing the embedded part 5: after the embedded part 5 is accurately positioned, welding the positioning steel bars 1 with the bottom of a top plate 5.1 of the embedded part 5 (so that the embedded part 5 and the template 4 form a whole, and the embedded part 5 is ensured not to be displaced in the pouring process);
7. pouring concrete: and concrete is poured in the template 4, and the positioning steel bars 1 are cut off after the concrete is poured and extend out of the template 4.
The utility model discloses an useful part:
1. the utility model adopts the fixed connection mode of the positioning steel bar and the bottom of the embedded part, which can not damage the main bar of the support and ensure the construction quality;
2. placing the embedded part on the top of the positioning steel bar, and primarily determining the embedded part; the embedded part is secondarily and finely adjusted through the fine adjustment component, so that the precision of the embedded part is improved; the end parts of the positioning steel bars extend to the outer side of the template, and the positioning steel bars are prevented from not moving in the pouring process through the rigidity of the template, so that the precision of the embedded part is ensured;
3. the screw rod of the fine adjustment component can be disassembled and reused, so that the cost is saved;
4. the utility model discloses all draw materials on the spot, the cost of manufacture is low.
Claims (6)
1. The utility model provides a be fixed in positioner of built-in fitting of spatial structure support which characterized in that: the embedded part fine-tuning structure comprises a positioning steel bar (1) and a fine-tuning component (2) for finely tuning the position of an embedded part (5);
the positioning steel bars (1) comprise two transverse positioning steel bars (1.1) and four longitudinal positioning steel bars (1.2) which are arranged in parallel; two longitudinal positioning steel bars (1.2) are symmetrically fixed at the outer sides of the two transverse positioning steel bars (1.1);
templates (4) are attached to the outer sides of the supports (3), each template (4) comprises two parallel transverse templates (4.1) and two parallel longitudinal templates (4.2), two groups of round holes are symmetrically formed in the two transverse templates (4.1), and two groups of round holes are symmetrically formed in the two longitudinal templates (4.2);
two transverse positioning steel bars (1.1) are respectively inserted into the two groups of round holes of the longitudinal template (4.2), and two ends of each transverse positioning steel bar (1.1) extend out of the longitudinal template (4.2); four longitudinal positioning steel bars (1.2) respectively penetrate through the round holes of the transverse formworks (4.1) and extend out of the transverse formworks (4.1);
the embedded part (5) is positioned at the top of the support (3), and the bottom surface of a top plate (5.1) of the embedded part (5) is fixed at the tops of the transverse positioning steel bars (1.1) and the longitudinal positioning steel bars (1.2);
two fine-tuning components (2) for finely tuning the transverse position of the embedded part (5) and two fine-tuning components (2) for finely tuning the vertical position of the embedded part (5) are fixed on the two transverse positioning steel bars (1.1);
fine adjustment components (2) used for finely adjusting the longitudinal positions of the embedded parts (5) are fixed on the four longitudinal positioning steel bars (1.2).
2. The apparatus of claim 1, further comprising: the fine adjustment component (2) comprises a nut and a screw rod, and the nut is in threaded connection with the screw rod;
nuts of four fine adjustment members (2) for finely adjusting the vertical position of the embedded part (5) are symmetrically fixed on the outer sides of two transverse positioning steel bars (1.1), the fine adjustment members (2) are positioned below the embedded part (5), and screw holes of the nuts are vertically arranged;
nuts of the fine adjustment components (2) for finely adjusting the transverse position of the embedded part (5) are symmetrically fixed at the top of the transverse positioning steel bar (1.1), and screw holes of the nuts are arranged in parallel to the transverse positioning steel bar (1.1);
the four nuts of the fine adjustment component (2) for finely adjusting the longitudinal position of the embedded part (5) are respectively fixed at the tops of the four longitudinal positioning reinforcing steel bars (1.2), and screw holes of the nuts are arranged in parallel to the longitudinal positioning reinforcing steel bars (1.2).
3. The positioning device for the embedment member fixed to the space structure mount according to claim 1 or 2, wherein: both ends of the transverse positioning steel bar (1.1) extend out of the longitudinal template (4.2) by 80 mm; the four longitudinal positioning steel bars (1.2) extend out of the transverse formwork (4.1) by 80 mm.
4. The apparatus of claim 3, further comprising: the positioning steel bar (1) is a steel bar made of HRB400, and the diameter of the positioning steel bar (1) is phi 20 mm.
5. The device of claim 4, further comprising: the aperture of the circular holes of the transverse template (4.1) and the longitudinal template (4.2) is phi 22 mm.
6. The apparatus of claim 5, further comprising: the nut and the screw of the fine adjustment component (2) are both 4.8 grade 12 #.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322983.1U CN211948919U (en) | 2020-03-16 | 2020-03-16 | Positioning device for embedded part fixed on spatial structure support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322983.1U CN211948919U (en) | 2020-03-16 | 2020-03-16 | Positioning device for embedded part fixed on spatial structure support |
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| Publication Number | Publication Date |
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| CN211948919U true CN211948919U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020322983.1U Active CN211948919U (en) | 2020-03-16 | 2020-03-16 | Positioning device for embedded part fixed on spatial structure support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482796A (en) * | 2020-11-18 | 2021-03-12 | 中铁大桥局集团有限公司 | Railway sound barrier embedded part accurate positioning device and construction method |
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2020
- 2020-03-16 CN CN202020322983.1U patent/CN211948919U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112482796A (en) * | 2020-11-18 | 2021-03-12 | 中铁大桥局集团有限公司 | Railway sound barrier embedded part accurate positioning device and construction method |
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