CN214090624U - Concrete prefabricated component stretches out reinforcing bar positioner - Google Patents
Concrete prefabricated component stretches out reinforcing bar positioner Download PDFInfo
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- CN214090624U CN214090624U CN202023108822.1U CN202023108822U CN214090624U CN 214090624 U CN214090624 U CN 214090624U CN 202023108822 U CN202023108822 U CN 202023108822U CN 214090624 U CN214090624 U CN 214090624U
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Abstract
The utility model discloses a positioning device for concrete prefabricated part extending out of a steel bar, which comprises a template, a conical sleeve and a wedge-shaped sleeve; a through hole is arranged on the template in a penetrating manner, the lower end of the conical sleeve is fixedly connected to the template and is arranged coaxially with the through hole, and the diameter of the upper end of the conical sleeve is larger than that of the lower end of the conical sleeve; the wedge sleeve is including coaxial fixed connection's cap head section, cap body section, flexonics section and the clamp piece section in proper order, cap head section and cap body section are the cavity cylinder, cap head section diameter is greater than cap body section diameter, the flexonics section corresponds with the clamping piece section and is provided with two at least, the clamping piece section includes pipe and wedge pipe, and is adjacent be provided with axial clearance between flexonics section, pipe and the wedge pipe. The utility model has the advantages of can be better fix a position the reinforcing bar and have the template hole that prevents that the concrete from getting into the prefabricated component and stretching out the reinforcing bar, make things convenient for the drawing of patterns.
Description
Technical Field
The utility model relates to an assembled structure technical field especially relates to a concrete prefabricated component stretches out reinforcing bar positioner.
Background
Assembling concrete precast elements in order to achieve a more reliable field connection, it is often necessary to extend reinforcing bars from the precast elements. The part of the steel bar extending out is manufactured mainly by a mode of reserving holes on the template, however, the diameter of the holes of the template is required to be larger than that of the steel bars so as to facilitate the steel bars to pass through. This has led to two problems, firstly, the reinforcing bar can not be fixed and the position precision is at the bottom, and second, the concrete thick liquid can flow into the reinforcing bar and the clearance in template hole, increases the drawing of patterns degree of difficulty after solidifying. The current template structure with low requirement on the position precision of the extending steel bar can generally solve the first problem, but cannot simultaneously solve the two problems.
Disclosure of Invention
To the deficiency of the prior art, the technical problem to be solved by the present patent application is: how to provide a concrete prefabricated component that can fix the reinforcing bar better and make things convenient for the drawing of patterns stretches out reinforcing bar positioner.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a positioning device for concrete prefabricated part extending out of a steel bar comprises a template, a conical sleeve and a wedge-shaped sleeve; a through hole penetrates through the template, the lower end of the conical sleeve is welded on the template and is coaxially arranged with the through hole, and the diameter of the upper end of the conical sleeve is larger than that of the lower end of the conical sleeve; the wedge sleeve is including coaxial fixed connection's cap head section, cap body section, flexonics section and the clamp piece section in proper order, cap head section and cap body section are the cavity cylinder, cap head section diameter is greater than cap body section diameter, the flexonics section corresponds with the clamping piece section and is provided with two at least, the clamping piece section includes pipe and wedge pipe, and is adjacent be provided with the clearance between flexonics section, pipe and the wedge pipe.
Wherein, the slope of the taper sleeve is the same as the slope of the wedge-shaped circular tube of the clamping piece section of the wedge-shaped sleeve.
Wherein, the flexible connection section corresponds to the clamping piece section and has more than three.
Wherein, the flexible connecting section is a thin-wall sleeve.
Wherein, the flexible connecting section is 5mm long and 0.5mm in wall thickness.
To sum up, this precast concrete component stretches out reinforcing bar positioner has the advantage that can be better fix the reinforcing bar and make things convenient for the drawing of patterns.
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 embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
Fig. 1 is the utility model discloses a precast concrete component stretches out steel bar positioner's schematic structure diagram.
Fig. 2 is a cross-sectional view of fig. 1.
Fig. 3 is a schematic view of the form and tapered sleeve of fig. 1.
Fig. 4 is a cross-sectional view of fig. 3.
Fig. 5 is a schematic view of the wedge sleeve of fig. 1.
Fig. 6 is a cross-sectional view of fig. 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. In the present embodiment, the terms "upper", "lower", "left", "right", "front", "rear", "upper end", "lower end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description, but do not indicate or imply that the designated device or element must have a specific orientation, be constructed in a specific orientation, or be operated, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-6, a positioning device for concrete prefabricated part extending out of steel bars comprises a template 1, a conical sleeve 2 and a wedge-shaped sleeve 3; a through hole penetrates through the template 1, the lower end of the conical sleeve is welded on the template and is coaxially arranged with the through hole, and the diameter of the upper end of the conical sleeve is larger than that of the lower end of the conical sleeve; the wedge sleeve is including coaxial fixed connection's cap head section 4, cap body section 5, flexonics section 6 and clamping piece section in proper order, cap head section and cap body section are the hollow cylinder, cap head section diameter is greater than cap body section diameter and supporting extracting tool phase-match, the flexonics section corresponds with the clamping piece section and is provided with two at least, the clamping piece section includes pipe 7 and wedge pipe 8, and is adjacent be provided with axial clearance between flexonics section, pipe and the wedge pipe.
Wherein the tapered sleeve is welded to the template; the cap head section is welded with the cap body section.
Wherein, the slope of the taper sleeve is the same as the slope of the wedge-shaped circular tube of the clamping piece section of the wedge-shaped sleeve.
And four flexible connecting sections and four clamping sheet sections correspond to each other.
Wherein, the flexible connecting section is a thin-wall sleeve.
The outer diameter of the cap head section is 6-10mm larger than that of the cap body section, the length of the cap head section is 5mm, and the length of the cap body section is 30 mm; the length of the flexible connecting section is 5mm, and the wall thickness is 0.5 mm; the inner diameter of the conical sleeve is 0.2-0.5mm larger than the maximum diameter of the steel bar; the diameter of the through hole is 3-5mm larger than the maximum diameter of the reinforcing steel bar 9.
The principle is as follows:
when the steel bars are positioned and accurately fixed:
firstly, passing a steel bar through a through hole of a template;
and secondly, sleeving the wedge-shaped sleeve on the steel bar, tapping the wedge-shaped sleeve into the outer end face of the cap head of the conical sleeve, and then locking the wedge-shaped sleeve.
When the template is dismantled:
firstly, inserting a matched disassembling tool into a conical sleeve with an inner end surface of a wedge-shaped sleeve cap head warped and loosened to pull out the conical sleeve;
and secondly, removing the template.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art; the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (10)
1. A positioning device for a concrete prefabricated part extending out of a steel bar is characterized by comprising a template, a conical sleeve and a wedge-shaped sleeve;
a through hole penetrates through the template, the lower end of the conical sleeve is fixed on the template and is coaxial with the through hole, and the diameter of the upper end of the conical sleeve is larger than that of the lower end of the conical sleeve;
the wedge sleeve is including coaxial fixed connection's cap head section, cap body section, flexonics section and the clamp piece section in proper order, cap head section and cap body section are the cavity cylinder, cap head section diameter is greater than cap body section diameter, the flexonics section corresponds with the clamping piece section and is provided with two at least, the clamping piece section includes pipe and wedge pipe, and is adjacent be provided with the clearance between flexonics section, pipe and the wedge pipe.
2. The positioning device for the protruding reinforcement of a concrete precast element according to claim 1, wherein the slope of the tapered sleeve is the same as the slope of the wedge-shaped circular tube of the clip section of the wedge-shaped sleeve.
3. The positioning device for the protruding reinforcing steel bars of the concrete precast element according to claim 1, wherein the number of the flexible connection sections and the clip sections is more than three.
4. The concrete precast element extended steel bar positioning device according to claim 1, wherein the flexible connection section is a thin-walled sleeve.
5. The concrete precast element extended steel bar positioning device according to claim 1, wherein the outer diameter of the cap head section is 6-10mm larger than the outer diameter of the cap body section, the cap head section is 4-10mm long, and the cap body section is 20-50mm long.
6. The positioning device for the protruding reinforcing steel bars of the concrete precast elements according to claim 1, wherein the length of the flexible connecting sections is 5-12mm, and the wall thickness is 0.5-2 mm.
7. The apparatus for positioning the protruding reinforcing bars of a concrete precast element according to claim 1, wherein the diameter of the through holes is 1 to 5mm larger than the maximum diameter of the reinforcing bars.
8. The concrete precast element extending steel bar positioning device according to claim 1, wherein the tapered sleeve of the steel bar positioning device is made of metal or non-metal material and is connected and fixed with the formwork by the thread arranged on the tapered sleeve, or is directly glued or welded.
9. The concrete precast element extending steel bar positioning device according to claim 1, wherein the tapered sleeve of the steel bar positioning device is made of metal or nonmetal material, and is fastened by arranging screw threads on the tapered sleeve, and the screw thread end is fixed by a nut made of nonmetal after passing through the hole of the formwork.
10. The apparatus for positioning the protruding reinforcing bars of a concrete precast element according to claim 1, wherein the wedge sleeve of the reinforcing bar positioning apparatus is made of a metal or non-metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108822.1U CN214090624U (en) | 2020-12-22 | 2020-12-22 | Concrete prefabricated component stretches out reinforcing bar positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023108822.1U CN214090624U (en) | 2020-12-22 | 2020-12-22 | Concrete prefabricated component stretches out reinforcing bar positioner |
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| CN214090624U true CN214090624U (en) | 2021-08-31 |
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| CN202023108822.1U Active CN214090624U (en) | 2020-12-22 | 2020-12-22 | Concrete prefabricated component stretches out reinforcing bar positioner |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075475A (en) * | 2022-08-05 | 2022-09-20 | 中信国安建工集团有限公司 | Pre-buried drawknot muscle positioning mechanism |
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2020
- 2020-12-22 CN CN202023108822.1U patent/CN214090624U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075475A (en) * | 2022-08-05 | 2022-09-20 | 中信国安建工集团有限公司 | Pre-buried drawknot muscle positioning mechanism |
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