CN223589720U - Prefabricated case roof beam bottom plate top layer reinforcing bar positioner - Google Patents
Prefabricated case roof beam bottom plate top layer reinforcing bar positionerInfo
- Publication number
- CN223589720U CN223589720U CN202423096866.5U CN202423096866U CN223589720U CN 223589720 U CN223589720 U CN 223589720U CN 202423096866 U CN202423096866 U CN 202423096866U CN 223589720 U CN223589720 U CN 223589720U
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- China
- Prior art keywords
- rod
- steel bar
- supporting
- bottom plate
- top layer
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Abstract
The utility model discloses a top layer steel bar positioning device of a precast box girder bottom plate, which comprises a steel bar positioning rod, wherein a steel bar positioning groove is formed in the upper side of the steel bar positioning rod, connecting clamping grooves are formed in the upper sides of two ends of the steel bar positioning rod, end side supporting frames are arranged at two ends of the steel bar positioning rod and comprise a first supporting vertical rod, a first supporting cross rod arranged at the lower end of the first supporting vertical rod and used for supporting the ground, a limiting rod arranged at the upper end of the first supporting vertical rod and a first mounting rod arranged at the middle part of the first supporting vertical rod, limiting clamping grooves are formed in the lower side of the limiting rod corresponding to the connecting clamping grooves, a middle supporting frame is arranged at the middle part of the steel bar positioning rod and comprises a second supporting vertical rod, a second supporting cross rod arranged at the lower end of the second supporting vertical rod and a second mounting rod arranged at the upper end of the second supporting vertical rod, and telescopic supporting rods used for supporting the steel bar positioning rod are arranged on the first mounting rod and the second mounting rod. The utility model realizes the accurate positioning of the top layer steel bars of the precast box girder bottom plate.
Description
Technical Field
The utility model relates to the technical field of box girder steel bar positioning brackets, in particular to a prefabricated box girder bottom plate top layer steel bar positioning device.
Background
The prefabricated box girder steel bar binding is the procedure with the greatest labor investment of the whole prefabricated box girder, and the prefabricated box girder steel bar binding is mostly carried out on a steel bar binding mould. In the actual binding process, the steel reinforcement framework after the steel reinforcement binding is completed can only be integrally lifted out from the upper part of the clamping fixture, so that a positioning bracket cannot be used between the upper layer and the lower layer of the steel reinforcement of the bottom plate, the total length of the longitudinal horizontal steel reinforcement of the top layer of the bottom plate can reach about 30 meters, the distance can only be manually adjusted in an auxiliary manner, the steel reinforcement binding efficiency is affected, and the accurate positioning cannot be achieved. Therefore, it is necessary to study a device which can position the longitudinal steel bars on the top layer of the bottom plate of the prefabricated box girder without affecting the integral hoisting of the steel bar framework.
Disclosure of utility model
The utility model provides a device for positioning top layer steel bars of a precast box girder bottom plate, which aims to solve the problem of accurate positioning of the top layer steel bars of the precast box girder bottom plate.
The technical scheme includes that the top layer steel bar positioning device of the prefabricated box girder bottom plate comprises a steel bar positioning rod, end side support frames and a middle support frame, wherein steel bar positioning grooves are formed in the upper side of the steel bar positioning rod and correspond to longitudinal steel bars in the top layer of the box girder bottom plate, connecting clamping grooves are formed in the upper sides of two ends of the steel bar positioning rod, the end side support frames are arranged at two ends of the steel bar positioning rod and comprise a first supporting vertical rod, a first supporting cross rod arranged at the lower end of the first supporting vertical rod and used for supporting the ground, a first mounting rod arranged at the middle of the first supporting vertical rod and a limiting rod arranged at the upper end of the first supporting vertical rod, limiting clamping grooves are formed in the lower side of the limiting rod and correspond to the connecting clamping grooves, the connecting clamping grooves are in plug-in connection with the limiting clamping grooves, the middle support frame is arranged in the middle of the steel bar positioning rod and comprises a second supporting vertical rod, a second supporting cross rod arranged at the lower end of the second supporting vertical rod and a second mounting rod arranged at the upper end of the second supporting vertical rod, and telescopic supporting rods used for supporting the steel bar are arranged on the first mounting rod and the second mounting rod.
Further, the telescopic supporting rod is a height adjusting bolt, and the height adjusting bolt is connected to the first mounting rod and the second mounting rod in a threaded mode.
Further, the height adjusting bolt is coated with a lubricating material.
Further, the lubricating material is butter.
Further, each component of the positioning device is made of angle steel.
Compared with the prior art, the utility model has the beneficial effects that:
The device simple structure, reasonable in design, altitude mixture control are convenient, dismantle fast, have solved the unable problem that uses positioner to carry out accurate location of prefabricated case roof beam bottom plate top layer reinforcing bar in the past, have realized the accurate location of prefabricated case roof beam bottom plate top layer reinforcing bar, have extensive popularization and application prospect, are applicable to all kinds of plate top layer reinforcing bar location ligature construction, are particularly useful for the vertical reinforcing bar location ligature construction of case roof beam bottom plate top layer.
Drawings
FIG. 1 is a front view of the present utility model in use;
FIG. 2 is an enlarged view of a portion of the middle support of FIG. 1;
FIG. 3 is a side view of the middle support of the present utility model;
FIG. 4 is a front view of the utility model in a disassembled state;
FIG. 5 is an enlarged view of a portion of the end support bracket of FIG. 4;
fig. 6 is a side view of an end support bracket of the present utility model.
In the figure, 1, a steel bar positioning rod, 11, a steel bar positioning groove, 12, a connecting clamping groove, 2, an end side supporting frame, 21, a first supporting vertical rod, 22, a first supporting cross rod, 23, a first mounting rod, 24, a limiting rod, 241, a limiting clamping groove, 3, a middle supporting frame, 31, a second supporting vertical rod, 32, a second supporting cross rod, 33, a second mounting rod, 4, a height adjusting bolt and 5, a longitudinal steel bar at the top layer of a bottom plate of the box girder.
Detailed Description
In order to better understand the purpose, structure and function of the utility model, the utility model further describes in detail a prefabricated box girder bottom plate top layer reinforcing steel bar positioning device with reference to the accompanying drawings.
As shown in fig. 1-6, a prefabricated box girder bottom plate top layer steel bar positioning device comprises a steel bar positioning rod 1, wherein a steel bar positioning groove 11 is formed in the upper side of the steel bar positioning rod 1 corresponding to a box girder bottom plate top layer longitudinal steel bar 5, connection clamping grooves 12 are formed in the upper sides of two ends of the steel bar positioning rod 1, two end side support frames 2 are symmetrically arranged at the two ends of the steel bar positioning rod 1, a middle support frame 3 is arranged in the middle of the steel bar positioning rod 1, the end side support frames 2 comprise a first support vertical rod 21, a first support cross rod 22 arranged at the lower end of the first support vertical rod 21 and used for supporting the ground, a first mounting rod 23 arranged in the middle of the first support vertical rod 21 and a limiting rod 24 arranged at the upper end of the first support vertical rod 21, limiting clamping grooves 241 are formed in the lower side of the limiting rod 24 corresponding to the connection clamping grooves 12, the connection clamping grooves 12 are in plug-in connection with the limiting clamping grooves 241, the middle support frame 3 comprises a second support vertical rod 31, a second support cross rod 32 arranged at the lower end of the second support vertical rod 31 and a second mounting rod 33 arranged at the upper end of the second support vertical rod 31, and a telescopic support rod 33 arranged at the upper end of the second support vertical rod 31, and the first mounting rod 23 and the second mounting rod 33 are arranged on the second support rod 1 and used for positioning steel bars.
In this embodiment, each subassembly of positioner adopts the angle steel preparation to form, and first support horizontal pole 22, first installation pole 23 and gag lever post 24 all set up the homonymy in first support pole setting 21, and second support horizontal pole 32 and second installation pole 33 all set up the homonymy in second support pole setting 31, and flexible bracing piece is high adjusting bolt 4, and high adjusting bolt 4 threaded connection is on first installation pole 23 and second installation pole 33, paints butter on the high adjusting bolt 4 and increases lubricating property. The bottom of the steel bar positioning rod 1 is contacted with the top of the height adjusting bolt 4 of the end side supporting frame 2 to realize height adjustment, the steel bar positioning rod 1 is fixedly connected with the end side supporting frames 2 at two ends through clamping grooves after reaching the working height, and the middle bottom of the steel bar positioning rod 1 is contacted with the top of the height adjusting bolt 4 of the middle supporting frame 3 to realize bottom support to reach the working state. The steel bar positioning rod 1 is provided with a steel bar positioning groove 11, and after the working state is reached, the longitudinal steel bars 5 on the top layer of the bottom plate of the box girder can be positioned and bound in the steel bar positioning groove 11.
When the device is used, the steel bar positioning rod 1 reaches the working height by rotating the height adjusting bolts 4 of the two end side supporting frames 2, the steel bar positioning rod 1 is fixedly connected with the two end side supporting frames 2 through the connecting clamping grooves 12 after reaching the working height, the bottom of the steel bar positioning rod 1 is supported by rotating the height adjusting bolts 4 of the middle supporting frame 3, the working state is reached, and the top layer longitudinal steel bars 5 of the box girder bottom plate can be positioned and bound in the steel bar positioning grooves 11.
After the construction of the longitudinal steel bars 5 on the top layer of the bottom plate of the box girder is completed, the height adjusting bolts 4 of the end side supporting frames 2 and the middle supporting frames 3 are downwards adjusted, the steel bar positioning rods 1 are separated from the limiting clamping grooves 241 of the end side supporting frames 2, the longitudinal steel bars 5 on the top layer of the bottom plate of the box girder are separated from the steel bar positioning grooves 11, the steel bar positioning rods 1 reach the disassembling condition, and are pulled out from any side of the steel bar framework.
The working principle of the utility model is that the steel bar positioning rod 1 is adjusted in height through the height adjusting bolt 4 arranged on the end side supporting frame 2, and the steel bar positioning rod 1 is further switched between a working state and a dismounting state through the height adjustment. The steel bar positioning rod 1 is fixedly connected with the end side supporting frame 2 through the connecting clamping groove 12 after reaching the working height, the steel bar positioning rod 1 is supported at the bottom through the height adjusting bolt 4 arranged on the middle supporting frame 3 after reaching the working height, and the steel bar positioning rod 1 is positioned and bound in the steel bar positioning groove 11 after entering the working state. The steel bar positioning rod 1 is separated from the limiting clamping groove 241 of the end side supporting frame 2 after being lowered to the disassembling height, the steel bar positioning groove 11 is separated from the longitudinal steel bar 5 on the top layer of the bottom plate of the box girder in the groove, and the steel bar positioning rod 1 can be pulled out from one side after being lowered to the disassembling height.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a prefabricated case roof beam bottom plate top layer reinforcing bar positioner, a serial communication port, including reinforcing bar locating lever (1), end side support frame (2) and middle part support frame (3), reinforcing bar locating lever (1) upside corresponds case roof beam bottom plate top layer longitudinal reinforcement (5) and is equipped with reinforcing bar constant head tank (11), the both ends upside of reinforcing bar locating lever (1) is equipped with connection draw-in groove (12), end side support frame (2) set up the both ends at reinforcing bar locating lever (1), including first support pole (21), set up first support horizontal pole (22) that are used for supporting ground in first support pole (21) lower extreme, set up first installation pole (23) in the middle part of first support pole (21) and set up gag lever post (24) in first support pole (21) upper end, gag lever post (24) downside corresponds connection draw-in groove (12) and has seted up spacing draw-in groove (241), connection draw-in groove (12) are pegged graft with spacing draw-in groove (241), middle part that middle part support frame (3) set up at reinforcing bar locating lever (1), including second support pole (31), set up second support pole (31) lower extreme is used for supporting ground in second support pole (31) and second support pole (32) setting up on second support ground (33), the first mounting rod (23) and the second mounting rod (33) are respectively provided with a telescopic supporting rod for supporting the reinforcing steel bar positioning rod (1).
2. The positioning device for the top layer steel bars of the bottom plate of the prefabricated box girder according to claim 1, wherein the telescopic supporting rod is a height adjusting bolt (4), and the height adjusting bolt (4) is connected to the first mounting rod (23) and the second mounting rod (33) in a threaded manner.
3. The positioning device for the top reinforcement of the bottom plate of the prefabricated box girder according to claim 2, wherein the height adjusting bolts (4) are coated with a lubricating material.
4. A precast box girder floor deck top reinforcement positioning device according to claim 3, wherein the lubricating material is butter.
5. The prefabricated box girder bottom plate top layer reinforcing steel bar positioning device according to any one of claims 1-4, wherein each component of the positioning device is made of angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423096866.5U CN223589720U (en) | 2024-12-16 | 2024-12-16 | Prefabricated case roof beam bottom plate top layer reinforcing bar positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202423096866.5U CN223589720U (en) | 2024-12-16 | 2024-12-16 | Prefabricated case roof beam bottom plate top layer reinforcing bar positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223589720U true CN223589720U (en) | 2025-11-25 |
Family
ID=97749410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202423096866.5U Active CN223589720U (en) | 2024-12-16 | 2024-12-16 | Prefabricated case roof beam bottom plate top layer reinforcing bar positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223589720U (en) |
-
2024
- 2024-12-16 CN CN202423096866.5U patent/CN223589720U/en active Active
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