CN212582440U - Pier shaft reinforcing bar positioner - Google Patents
Pier shaft reinforcing bar positioner Download PDFInfo
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- CN212582440U CN212582440U CN202021068372.5U CN202021068372U CN212582440U CN 212582440 U CN212582440 U CN 212582440U CN 202021068372 U CN202021068372 U CN 202021068372U CN 212582440 U CN212582440 U CN 212582440U
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Abstract
The utility model relates to a pier body steel bar positioning device, which comprises two positioning components which are parallel up and down; the positioning components are connected through vertically arranged connecting pieces, and at least one connecting piece is arranged; the positioning assembly comprises two straight line sections and two circular arc sections, the two straight line sections and the two circular arc sections enclose a closed cavity for placing the pier body, and the two circular arc sections are respectively positioned at two ends of the straight line sections; be equipped with the bellying on the straightway, the bellying is corresponding with the concave part of pier shaft, all is equipped with first draw-in groove on straightway, circular arc section and the bellying, and first draw-in groove is used for placing vertical reinforcing bar, is equipped with the second draw-in groove on the connecting piece, and the second draw-in groove is used for placing horizontal reinforcing bar. The application provides a pier shaft steel bar positioning device can ensure the straightness that hangs down of reinforcing bar in the pier shaft work progress, simultaneously, can also retrain reinforcing bar horizontal, longitudinal position to realize that the reinforcing bar location is accurate, and then make pier shaft protective layer qualification rate high.
Description
Technical Field
The utility model belongs to the technical field of the technique of bridge construction auxiliary fixtures and specifically relates to a pier shaft reinforcing bar positioner.
Background
With the rapid development of national high-speed railway construction in recent years, countless high-speed railway bridges are pulled out. The construction of the pier bearing platform as the main part of the bridge mainly relates to the steps of binding of reinforcing steel bars of the bearing platform, installing of a template of the bearing platform, binding of embedded reinforcing steel bars of a pier body, pouring of concrete of the bearing platform and the like.
The bridge pier is a main support of a bridge and mainly comprises a bearing platform, a pier body, pier body reinforcing steel bars and a beam cover which are built on a foundation. In the current bridge pier construction, pier body reinforcing steel bars are installed in two stages, wherein in the first stage, the reinforcing steel bars are positioned and embedded when a bearing platform is constructed; and the second stage is to position and install pier column reinforcing steel bars in the pier body, and the pier column reinforcing steel bars and embedded reinforcing steel bars in the bearing platform are connected to form pier body reinforcing steel bars at the lower part of the bridge. Among the prior art, above-mentioned pier shaft reinforcing bar adopts manual mode to fix a position the installation for the installation and the positioning accuracy of reinforcing bar are not enough, thereby make the construction qualification rate angle of pier shaft protective layer, pier shaft concrete bursts apart easily, and bridge atress structure receives the influence, causes the life-span of bridge to shorten, and the maintenance cost increases.
With the vigorous development of bridge construction all over the country, more and more bridge projects are put into construction, but the method cannot meet the requirements of the positions and the intervals of pier body reinforcing steel bars in the railway bridge construction specification, the accuracy of manual positioning is easy to be too low, the installation position errors of longitudinal reinforcing steel bars and transverse reinforcing steel bars are easy to be too large, the implementation effect is poor, and further the pier body protective layer has low qualification rate.
SUMMERY OF THE UTILITY MODEL
The technical problem is solved, an object of the utility model is to provide a pier shaft reinforcing bar positioner can ensure the straightness that hangs down of reinforcing bar in the pier shaft work progress, simultaneously, can also retrain reinforcing bar horizontal, longitudinal position to it is accurate to realize the reinforcing bar location, and then makes pier shaft protective layer qualification rate high.
The technical scheme of the utility model as follows:
a pier body steel bar positioning device comprises two positioning components which are parallel up and down;
the positioning assemblies are connected through vertically arranged connecting pieces, and at least 2 connecting pieces are arranged;
the positioning assembly comprises two straight line sections and two circular arc sections, a closed cavity for placing a pier body is defined by the two straight line sections and the two circular arc sections, and the two circular arc sections are respectively positioned at two ends of the straight line sections;
the pier comprises a pier body and is characterized in that a protruding portion is arranged on the straight line portion, the protruding portion corresponds to a groove portion of the pier body, first clamping grooves are formed in the straight line portion, the circular arc portion and the protruding portion, the first clamping grooves are used for placing longitudinal steel bars, a second clamping groove is formed in the connecting piece, and the second clamping groove is used for placing transverse steel bars.
Preferably, connecting pieces are arranged at positions close to the connecting positions of the straight line sections and the circular arc sections.
Preferably, a connecting piece is arranged between the upper arc section and the lower arc section, and the connecting piece is close to the quadrant point of the arc.
Preferably, a support piece is arranged on the positioning assembly positioned above the positioning assembly;
at least two of the supporting pieces are arranged;
the support spans two opposing straight segments.
Preferably, the tilting members are included, and,
the tilting part is obliquely positioned between the two connecting pieces, and two ends of the tilting part are respectively detachably connected with the different connecting pieces.
Preferably, the convex part comprises two first close sections which are connected through a second close section and are symmetrical with the center line of the convex part;
the first proximate section comprises a first angled section connected to the straight section;
and a second oblique section connected to the first oblique section and the second proximate section, respectively.
Preferably, the straight line section and the circular arc section are connected through a backing plate,
the base plate and the circular arc section, the base plate and the straight line section are detachably connected through bolts.
Preferably, a vertical plate is arranged on the base plate, and the vertical plate is perpendicular to the base plate;
and a reinforcing rib is arranged between the base plate and the vertical plate.
Preferably, the first clamping groove and the second clamping groove are both arc grooves;
transition sections connected with the arc grooves are arranged at two ends of the arc grooves.
The utility model provides a pier shaft reinforcing bar positioner, including two locating component that parallel from top to bottom, connect through the connecting piece of vertical setting between the locating component, the connecting piece is equipped with 2 at least, locating component includes two straightways and two circular arc sections, two straightways and two circular arc sections enclose into the closed chamber that is used for placing the pier shaft, two circular arc sections are located the straightway both ends respectively, be equipped with the bellying on the straightway, the bellying is corresponding with the concave part of pier shaft, the straightway, all be equipped with first draw-in groove on circular arc section and the bellying, first draw-in groove is used for placing vertical embedded steel, be equipped with the second draw-in groove on the connecting piece, the second draw-in groove is used for. Compared with the prior art, on one hand, the pier shaft steel bar positioning device provided by the application has the advantages that the upper positioning assembly and the lower positioning assembly are parallel, the upper positioning assembly and the lower positioning assembly are connected through the vertically arranged connecting piece, the connecting piece is provided with at least two double-layer structures, the positions of the straight line sections of the upper layer and the lower layer and the first clamping groove on the arc section are corresponding, so that an upper auxiliary supporting point and a lower auxiliary supporting point of each steel bar are obtained in the longitudinal direction, the problem that the steel bars are inclined due to displacement when concrete is poured is avoided, and the positioning accuracy of the pier shaft steel bars (including embedded steel bars and pier stud steel bars) in the longitudinal direction is; on the other hand, be provided with the second draw-in groove on every connecting piece, the connecting piece is equipped with at least two, has improved the ascending positioning accuracy of pier shaft reinforcing bar transverse direction, from this can see, the straightness that hangs down of reinforcing bar in this application provides pier shaft reinforcing bar positioner can ensure pier shaft work progress, simultaneously, can also retrain reinforcing bar horizontal, longitudinal position to realize that the reinforcing bar location is accurate, and then make pier shaft protective layer qualification rate high.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be 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 described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a side view of the pier shaft reinforcing steel bar positioning device in the embodiment;
FIG. 2 is a partially enlarged view of the first card slot of the present embodiment;
FIG. 3 is a top view of the pier shaft rebar positioning device in this embodiment;
FIG. 4 is a partial enlarged view of the convex portion in the present embodiment;
fig. 5 is a partially enlarged view of the second card slot in the present embodiment.
Reference numbers in the drawings illustrate: 1. a positioning assembly; 2. a connecting member; 3. a straight line segment; 4. a circular arc section; 5. a boss portion; 6. a first card slot; 7. a second card slot; 8. a support member; 9. a tilting member; 10. an arc groove; 11. a transition section; 51. a first proximate segment; 52. a second proximate segment; 511. a first inclined section; 512. a second inclined section.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the 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 application.
In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate orientations or positional relationships, and are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Please as shown in fig. 1 to 5, the utility model provides a pier shaft reinforcing bar positioner, locating component 1 including two upper and lower parallels, connect through connecting piece 2 of vertical setting between the locating component 1, connecting piece 2 is equipped with 2 at least, locating component 1 includes two straightway 3 and two circular arc sections 4, two straightway 3 and two circular arc sections 4 enclose into the closed chamber that is used for placing the pier shaft, two circular arc sections 4 are located straightway 3 both ends respectively, be equipped with bellying 5 on the straightway 3, bellying 5 is corresponding with the concave part of pier shaft, straightway 3, all be equipped with first draw-in groove 6 on circular arc section 4 and the bellying 5, first draw-in groove 6 is used for placing vertical embedded steel bar, be equipped with second draw-in groove 7 on the connecting piece 2, second draw-in groove 7 is used for placing horizontal embedded steel bar. Compared with the prior art, on the one hand, the pier shaft steel bar positioning device provided by the application has the advantages that the upper positioning assembly 1 and the lower positioning assembly 1 are parallel, the upper positioning assembly 1 and the lower positioning assembly 1 are connected through the vertically arranged connecting piece 2, the connecting piece 2 is provided with at least two, the double-layer structure is adopted, the straight line sections 3 of the upper layer and the lower layer correspond to the first clamping groove 6 of the arc section 4 in position, so that the upper auxiliary supporting point and the lower auxiliary supporting point of each steel bar are obtained in the longitudinal direction, the problem that the steel bars are inclined due to displacement when concrete is poured is avoided, and the positioning accuracy of the pier shaft steel bars (including embedded steel bars and pier stud; on the other hand, be provided with second draw-in groove 7 on every connecting piece 2, connecting piece 2 is equipped with at least two, has improved the positioning accuracy on the pier shaft reinforcing bar transverse direction, and from this it can be seen that the straightness that hangs down of reinforcing bar in the pier shaft work progress can be ensured to pier shaft reinforcing bar positioner that this application provided, simultaneously, can also retrain reinforcing bar horizontal, longitudinal position to realize that the reinforcing bar location is accurate, and then make pier shaft protective layer qualification rate high.
Wherein, the hookup location department that is close to straightway 3 and circular arc section 4 all is equipped with connecting piece 2, because the hookup location department of straightway 3 and circular arc section 4 is gapped, when concrete placement, the easy dislocation of here all sets up connecting piece 2 in the hookup location department that is close to straightway 3 and circular arc section 4, can strengthen the structural strength of here, when avoiding concrete placement, the dislocation appears in the hookup location of straightway 3 and circular arc section 4, improves reinforcing bar positioning accuracy.
Furthermore, a connecting piece 2 is arranged between the upper arc section and the lower arc section 4, and the connecting piece 2 is close to the quadrant point of the arc. Because of gravity reason, can make the hookup location department bear certain load between straightway 3 and the arc segment 4 at the 4 quadrant point positions of arc segment, consequently, set up connecting piece 2 at 4 quadrant point positions of upper and lower arc segment for when concrete placement, 4 atress of arc segment are balanced, reduce the atress of 4 straight-line segments 3 and 4 hookup location departments of arc segment, improve reinforcing bar positioning accuracy.
The utility model provides an in the embodiment, be located and be equipped with support piece 8 on the locating component 1 of top, support piece 8 has two at least, and support piece 8 spanes two relative straightway 3. Preferably, the two supporting members 8 are respectively located at two sides of the center line of the straight line section 3, so that the forces applied to the positioning assembly 1 are balanced. Preferably, the support 8 is close to the connection between the straight section 3 and the circular section 4. The hookup location between straightway 3 and circular arc section 4 easily produces the dislocation skew, under the condition that connecting piece 2 provided auxiliary stay, the auxiliary stay power that is provided again by support piece 8, and then makes the pier shaft reinforcing bar positioner structure in this embodiment firm, and the hookup location between straightway 3 and the circular arc section 4 is difficult to produce the dislocation, improves reinforcing bar positioning accuracy.
Wherein, pier shaft reinforcing bar positioner that this embodiment provided, including sloping component 9, the slope of sloping component 9 is located between two connecting pieces 2, and 9 both ends of sloping component can dismantle with different connecting pieces 2 respectively and be connected. The connection mode of the 9 setting of tilter and the 9 and connecting piece of tilter for pier shaft reinforcing bar positioner's structural rigidity is better, and when concreting, the reinforcing bar is difficult for producing the incline, improves reinforcing bar positioning accuracy.
In the pier shaft steel bar positioning device provided by this embodiment, the protruding portion 5 includes two first approaching sections 51, the two first approaching sections 51 are connected by the second approaching section 52, and are symmetrical with the central line of the protruding portion 5, the first approaching section 51 includes a first inclined section 511 connected to the straight-line section 3, and a second inclined section 512 connected to the first inclined section 511 and the second approaching section 52, respectively. Make first draw-in groove 6 on the bellying 5 equal with the concave part distance on the pier shaft like this, when concrete placement, the reinforcing bar atress on the bellying 5 is balanced and be difficult to take place the skew, improves reinforcing bar positioning accuracy.
Wherein, connect through the backing plate between straightway 3 and the circular arc section 4, backing plate and straightway 3 are all through the detachable connection of bolt. Compared with a welding or lap joint mode in the prior art, the pier body steel bar positioning device is simpler and more convenient to install, and the construction efficiency is improved. On the other hand, the forces applied by the liner plate to the straight line segment 3 and the circular arc segment 4 are balanced and belong to surface contact, so that the connecting positions of the straight line segment 3 and the circular arc segment 4 are not easy to be dislocated due to unbalanced stress, and the positioning accuracy of the steel bar is improved.
Furthermore, a vertical plate is arranged on the base plate and perpendicular to the base plate, and a reinforcing rib is arranged between the base plate and the vertical plate. Preferably, the number of the reinforcing ribs on the two sides of the vertical plate is two. In the concrete pouring process, the concrete has higher stickness and mobility, can lead to straightway 3 and 4 hookup location of circular arc section to produce the dislocation, and the structural design of backing plate, vertical board and strengthening rib can offset the concrete and to straightway 3 and 4 hookup location's of circular arc section impact force, avoids straightway 3 and 4 hookup location dislocation skews of circular arc section, improves reinforcing bar positioning accuracy.
The utility model provides an in the embodiment, first draw-in groove 6 and second draw-in groove 7 are arc groove 10, and arc groove 10 both ends are equipped with the changeover portion 11 rather than being connected. The setting of changeover portion 11 for in pier shaft reinforcing bar positioner installation, avoid the closed angle of arc groove 10 to cause the injury to the staff.
The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A pier shaft steel bar positioning device is characterized by comprising two positioning components which are parallel up and down;
the positioning assemblies are connected through vertically arranged connecting pieces, and at least 2 connecting pieces are arranged;
the positioning assembly comprises two straight line sections and two circular arc sections, a closed cavity for placing a pier body is defined by the two straight line sections and the two circular arc sections, and the two circular arc sections are respectively positioned at two ends of the straight line sections;
the pier comprises a pier body and is characterized in that a protruding portion is arranged on the straight line portion, the protruding portion corresponds to a groove portion of the pier body, first clamping grooves are formed in the straight line portion, the circular arc portion and the protruding portion, the first clamping grooves are used for placing longitudinal steel bars, a second clamping groove is formed in the connecting piece, and the second clamping groove is used for placing transverse steel bars.
2. The pier shaft steel bar positioning device according to claim 1, wherein a connecting piece is arranged at a position close to the connection position of the straight line section and the circular arc section.
3. The pier shaft steel bar positioning device according to claim 2, wherein a connecting piece is arranged between the upper arc section and the lower arc section, and the connecting piece is close to the quadrant point of the arc.
4. The pier shaft steel bar positioning device according to claim 1, wherein a support member is arranged on the positioning assembly positioned above;
at least two of the supporting pieces are arranged;
the support spans two opposing straight segments.
5. The pier shaft steel bar positioning device according to claim 1, comprising an inclined member,
the tilting part is obliquely positioned between the two connecting pieces, and two ends of the tilting part are respectively detachably connected with the different connecting pieces.
6. The pier shaft steel bar positioning device according to claim 1, wherein the protruding portion comprises two first proximate sections, the two first proximate sections are connected through a second proximate section, and are symmetrical with respect to the center line of the protruding portion;
the first proximate section comprises a first angled section connected to the straight section;
and a second oblique section connected to the first oblique section and the second proximate section, respectively.
7. The pier shaft steel bar positioning device according to claim 1, wherein the straight section and the circular arc section are connected through a backing plate,
the base plate and the circular arc section, the base plate and the straight line section are detachably connected through bolts.
8. The pier shaft steel bar positioning device according to claim 7, wherein a vertical plate is arranged on the base plate, and the vertical plate is perpendicular to the base plate;
and a reinforcing rib is arranged between the base plate and the vertical plate.
9. The pier shaft steel bar positioning device according to claim 1, wherein the first clamping groove and the second clamping groove are both arc grooves;
transition sections connected with the arc grooves are arranged at two ends of the arc grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021068372.5U CN212582440U (en) | 2020-06-11 | 2020-06-11 | Pier shaft reinforcing bar positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021068372.5U CN212582440U (en) | 2020-06-11 | 2020-06-11 | Pier shaft reinforcing bar positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212582440U true CN212582440U (en) | 2021-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021068372.5U Active CN212582440U (en) | 2020-06-11 | 2020-06-11 | Pier shaft reinforcing bar positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212582440U (en) |
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2020
- 2020-06-11 CN CN202021068372.5U patent/CN212582440U/en active Active
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