CN215164743U - Guardrail steel bar positioning device - Google Patents
Guardrail steel bar positioning device Download PDFInfo
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- CN215164743U CN215164743U CN202120854846.7U CN202120854846U CN215164743U CN 215164743 U CN215164743 U CN 215164743U CN 202120854846 U CN202120854846 U CN 202120854846U CN 215164743 U CN215164743 U CN 215164743U
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- steel bar
- vertical beam
- rebar
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Abstract
The utility model relates to the technical field of bridge engineering, in particular to a guardrail steel bar positioning device, which comprises a steel bar positioning frame and a level bar; the steel bar positioning frame comprises a base, a vertical beam and an external corner positioning support, wherein the vertical beam is fixed on the base and is vertical to the base, the external corner positioning support is fixed on the vertical beam, and the external corner positioning support is matched with the external top corner of the guardrail steel bar; the horizontal ruler is vertically arranged on the vertical beam, and horizontal bubbles and vertical bubbles are arranged on the horizontal ruler; the positioning device is simple in structure and convenient to operate, can realize double control of guardrail steel bar elevation and linear positioning, saves manpower, reduces construction cost and improves construction efficiency of guardrail steel bars.
Description
Technical Field
The utility model relates to a bridge engineering technical field specifically is a guardrail steel bar positioning device.
Background
The bridge anti-collision guardrail is not only an important safety facility for ensuring driving safety, but also an only visible exposed project influencing attractive appearance in the driving process after the municipal road structure is built. Because the cross section of the anti-collision guardrail is small in size and high in reinforcement ratio, the line shape of the anti-collision guardrail is difficult to control, the common quality problems that the lines are not straight after pouring and the like due to the fact that the steel bar spacing is not uniform, the deviation of the axes of stressed steel bars is too large and the like can occur in the construction process, and the appearance quality of the guardrail is seriously influenced; these are undesirable to those skilled in the art.
SUMMERY OF THE UTILITY MODEL
Because prior art has above-mentioned defect, the utility model provides a guardrail reinforcing bar positioner can realize the dual control of anticollision guardrail reinforcing bar elevation and line type location to the quick accurate location of reinforcing bar.
The utility model discloses a guardrail steel bar positioning device, which comprises a steel bar positioning frame and a level bar;
the steel bar positioning frame comprises a base, a vertical beam and an external corner positioning support, the vertical beam is fixed on the base and is perpendicular to the base, the external corner positioning support is fixed on the vertical beam, and the external corner positioning support is matched with the external vertex angle of the guardrail steel bar;
the level bar is vertically installed on the vertical beam, and horizontal bubbles and vertical bubbles are arranged on the level bar.
Preferably, the external corner positioning bracket and the level are preferably positioned on two sides of the vertical beam, and the external corner positioning bracket comprises a first positioning rod and a second positioning rod;
the first locating rod is vertically fixed on the vertical beam, the distance between the lower surface of the first locating rod and the lower surface of the base is a preset value, the second locating rod is connected to the first locating rod, a clamping angle is formed between the first locating rod and the second locating rod, and the clamping angle is the same as the outer side vertex angle of the guardrail reinforcing steel bar.
Preferably, the second positioning rod is located below the first positioning rod, and a horizontal connecting rod is arranged between the lower portion of the second positioning rod and the vertical beam.
Preferably, the base includes bottom crossbeam and bottom supporting beam, bottom supporting beam level set up and with bottom crossbeam mutually perpendicular, just erect the roof beam with bottom supporting beam fixes respectively the both sides of bottom crossbeam.
Preferably, the base and the level are located on the same side of the vertical beam
Preferably, the steel bar positioning frame further comprises an inclined strut, and the inclined strut is fixedly connected with the first positioning rod and the bottom end supporting beam.
Preferably, the guardrail steel bars are bridge guardrail steel bars.
Compared with the prior art, the utility model has following advantage or beneficial effect:
the utility model discloses a guardrail reinforcing bar positioner, simple structure, convenient operation can realize the dual control of guardrail reinforcing bar elevation and line type location, has saved the manpower, has reduced construction cost, has improved the efficiency of construction of guardrail reinforcing bar.
Drawings
Fig. 1 is a side view of a guardrail steel bar positioning device in an embodiment of the present invention;
fig. 2 is a front view of a reinforcing steel bar positioning bracket according to an embodiment of the present invention;
fig. 3 is the embodiment of the utility model provides an in the embodiment guardrail reinforcing bar positioner's application schematic diagram.
In the figure: 1 is a steel bar positioning bracket; 11 is a vertical beam; 12 is a bottom end beam; 13 is a bottom end support beam; 14 is a diagonal brace; 15 is a first positioning rod; 16 is a second positioning rod; 2 is a level bar; 21 is a horizontal bubble; 22 is a vertical bubble; 3 is guardrail steel bar; 4 is a control line; 5 is an elevation band; 6 is a concrete box girder; 7 is an embedded steel bar.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the utility model discloses a guardrail steel bar positioning device, wherein the guardrail steel bar 3 can be a bridge guardrail steel bar; specifically, the positioning device comprises a steel bar positioning bracket 1 and a level bar 2; the steel bar positioning support 1 comprises a base, a vertical beam 11 and an external corner positioning support, wherein the vertical beam 11 is fixed on the base and is perpendicular to the base, the external corner positioning support is fixed on the vertical beam 11, and the external corner positioning support is matched with the external vertex angle of the guardrail steel bar 3 so as to position the external vertex angle of the guardrail steel bar 3; the level 2 is vertically installed on the vertical beam 11, and the level 2 is provided with a horizontal bubble 21 and a vertical bubble 22.
Specifically, above-mentioned external corner locating support includes first locating lever 15 and second locating lever 16, this first locating lever 15 vertical fixation is on erecting roof beam 11, and the distance between 15 lower surfaces of first locating lever and the base lower surface is the default, second locating lever 16 is connected on first locating lever 15, and the card angle that forms between first locating lever 15 and second locating lever 16 is the same with guardrail reinforcing bar 3's outside apex angle, so when using, this first locating lever 15 and second locating lever 16 can attach on guardrail reinforcing bar 3, and then realize guardrail reinforcing bar 3's location, specifically, this first locating lever 15 and second locating lever 16's shape, the size is made according to guardrail reinforcing bar 3's structure and size in the drawing.
In a preferred embodiment of the present invention, the second positioning rod 16 is located below the first positioning rod 15, and a horizontal connecting rod is provided between the lower portion of the second positioning rod 16 and the vertical beam 11 so that the second positioning rod 16 can be fixed.
In a preferred embodiment of the present invention, the external corner positioning brackets and the level 2 are located on both sides of the vertical beam 11 so as to observe the horizontal air bubbles 21 and the vertical air bubbles 22 on the level 2.
In a preferred embodiment of the present invention, the base includes a bottom end beam 12 and a bottom end supporting beam 13, the bottom end supporting beam 13 is horizontally disposed and perpendicular to the bottom end beam 12, and the vertical beam 11 and the bottom end supporting beam 13 are respectively fixed on two sides of the bottom end beam 12, so that the reinforcing bar positioning bracket 1 is more stable.
In a preferred embodiment of the present invention, the base and the level 2 are located on the same side of the vertical beam 11, so that the positioning device is more stable.
In a preferred embodiment of the present invention, the above-mentioned steel bar positioning bracket 1 further includes an inclined strut 14, and the inclined strut 14 is fixedly connected to the first positioning rod 15 and the bottom supporting beam 13, so as to make the steel bar positioning bracket 1 more stable.
In a preferred embodiment of the present invention, the bottom end beam 12 is marked with a control line 4 (e.g. an ink line) so as to position the placing position of the steel bar positioning bracket 1 during use, and the control line coincides with the control line on the elevation band 5 during specific construction.
Specifically, in the embodiment of the present invention, the size of the first positioning rod 15 is 400mm × 30mm, the size of the second positioning rod 16 is 512mm × 30mm, the size of the bottom end cross beam 12 is 270mm × 30mm, the size of the vertical beam 11 is 970mm × 30mm, the size of the bottom end support beam 13 is 1000mm × 40mm, and the size of the inclined strut 14 is 1120mm × 30 mm.
In addition, the construction method of the guardrail steel bar positioning device for positioning the guardrail steel bars specifically comprises the following steps:
step one, before guardrail reinforcing steel bars 3 are installed, according to the external dimension and the elevation of the anti-collision guardrail, a layer of elevation belt 5 needs to be laid on a concrete box girder 6, the elevation belt 5 is used for leveling and positioning the guardrail reinforcing steel bars 3, a bottom end cross beam 12 of a reinforcing steel bar positioning support 1 is provided with a positioning control line 4, the positioning control line is overlapped with the control line 4 arranged on the elevation belt 5 during construction, and the elevation belt 5 is a concrete-poured leveling layer.
And step two, according to the size and the line type of the anti-collision guardrail, snapping ink lines on the elevation strips, namely control lines 4, wherein the control lines are inner edge lines of the anti-collision guardrail.
And step three, placing the steel bar positioning support 1 on the elevation belt 5, enabling the control line 4 on the bottom end beam 12 of the steel bar positioning support 1 to be overlapped with the control line on the elevation belt 5, and adjusting the wood wedge below the steel bar positioning support 1 to enable the horizontal bubbles 21 and the vertical bubbles of the leveling rod 2 on the steel bar positioning support 11 to be accurately centered, wherein the steel bar positioning support 11 is accurately vertical to the ground.
Step four, attaching the guardrail steel bars 3 to the clamping corners of the first positioning rod 15 and the second positioning rod 16 of the steel bar positioning frame 11 for positioning, and welding the bottom ends of the guardrail steel bars 3 with the reserved steel bars 7 on the concrete box girder 6;
and fifthly, removing the steel bar positioning support 1 after the guardrail steel bars 3 are welded in a positioning mode, installing the template and pouring concrete, completing construction, and then continuously installing the next guardrail steel bar.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A guardrail steel bar positioning device is characterized by comprising a steel bar positioning frame and a level bar;
the steel bar positioning frame comprises a base, a vertical beam and an external corner positioning support, the vertical beam is fixed on the base and is perpendicular to the base, the external corner positioning support is fixed on the vertical beam, and the external corner positioning support is matched with the external vertex angle of the guardrail steel bar;
the level bar is vertically installed on the vertical beam, and horizontal bubbles and vertical bubbles are arranged on the level bar.
2. The guardrail rebar positioning device of claim 1, wherein the external corner positioning brackets and the level are located on both sides of the vertical beam.
3. The guardrail rebar positioning device of claim 1, wherein the male corner positioning bracket includes a first positioning post and a second positioning post;
the first locating rod is vertically fixed on the vertical beam, the distance between the lower surface of the first locating rod and the lower surface of the base is a preset value, the second locating rod is connected to the first locating rod, a clamping angle is formed between the first locating rod and the second locating rod, and the clamping angle is the same as the outer side vertex angle of the guardrail reinforcing steel bar.
4. The guardrail rebar positioning device of claim 3, wherein the second positioning rod is located below the first positioning rod, and a horizontal connecting rod is disposed between a lower portion of the second positioning rod and the vertical beam.
5. The guardrail rebar positioning device of claim 3, wherein the base comprises a bottom end beam and a bottom end support beam, the bottom end support beam is horizontally arranged and perpendicular to the bottom end beam, and the vertical beam and the bottom end support beam are respectively fixed on two sides of the bottom end beam.
6. The guardrail rebar positioning device of claim 5, wherein the base and the level are on the same side of the vertical beam.
7. The guardrail rebar positioning device of claim 5, wherein the rebar positioning frame further comprises a diagonal brace, the diagonal brace being fixedly connected to both the first positioning rod and the bottom end support beam.
8. The guardrail rebar positioning device of claim 1, wherein the guardrail rebar is bridge guardrail rebar.
Priority Applications (1)
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CN202120854846.7U CN215164743U (en) | 2021-04-23 | 2021-04-23 | Guardrail steel bar positioning device |
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CN202120854846.7U CN215164743U (en) | 2021-04-23 | 2021-04-23 | Guardrail steel bar positioning device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114575250A (en) * | 2021-12-22 | 2022-06-03 | 中交第四公路工程局有限公司 | A positioner for anticollision barrier reinforcing bar |
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2021
- 2021-04-23 CN CN202120854846.7U patent/CN215164743U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114575250A (en) * | 2021-12-22 | 2022-06-03 | 中交第四公路工程局有限公司 | A positioner for anticollision barrier reinforcing bar |
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