CN210190139U - Bridge roof embedded steel bar limiting device - Google Patents
Bridge roof embedded steel bar limiting device Download PDFInfo
- Publication number
- CN210190139U CN210190139U CN201920662394.5U CN201920662394U CN210190139U CN 210190139 U CN210190139 U CN 210190139U CN 201920662394 U CN201920662394 U CN 201920662394U CN 210190139 U CN210190139 U CN 210190139U
- Authority
- CN
- China
- Prior art keywords
- template
- plate
- steel bar
- limiting
- limiting plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a bridge roof embedded steel bar limiting device, which comprises a precast beam template mechanism and a steel bar positioning mechanism, wherein the precast beam template mechanism comprises an outer template and an inner template arranged in the middle of the outer template, the outer side end of the outer template is connected with a plurality of first supporting columns, two first vertical plates which are parallel to each other are arranged on the outer templates at two sides of the inner template, and a steel bar positioning groove is arranged on each first vertical plate; the steel bar positioning mechanism comprises an end limiting plate and a locking screw mechanism, the end limiting plate is fixedly connected with the first supporting column, a first through hole is formed in an outer template between the end limiting plate and the first vertical plate, the lower portion of the locking screw mechanism is connected into the first through hole, and a first steel bar limiting plate is movably clamped on the upper portion of the locking screw mechanism.
Description
Technical Field
The utility model relates to an engineering machine tool field, concretely relates to bridge roof embedded steel bar stop device.
Background
Along with the continuous development of economy, the number of mountain expressway is increased, and the proportion of the bridge occupying the road mileage is increased; in order to accelerate the construction speed and improve the engineering quality, a prefabrication and assembly process is mostly adopted, and a small box girder and a T girder are common forms of 20-40 m span bridges. In order to ensure that the upper and lower parallel and level of the embedded steel bars of adjacent beams are aligned in the left and right directions after hoisting, the control precision of the thickness of the steel bar protective layer at the post-cast strip is improved, and the parallel and level of the embedded steel bars of the top plate is ensured in the prefabrication process of the beams.
Along with the continuous improvement of the construction standardization degree, almost all the steel bars of the precast beam are processed by a steel bar bending center, the processing deviation of the length can be completely controlled within +/-1 cm, but the top plate steel bars are still bound by workers at present, the left deviation and the right deviation of the steel bars become more prominent due to the lack of a limiting measure of the top plate steel bars, sometimes the deviation exceeds +/-5 cm, inconvenience is caused for the lap joint of the steel bars at the post-cast strip, and therefore a device and a method for ensuring the parallel and level of the pre-embedded steel bars of the top plate need to be developed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bridge roof embedded steel bar stop device, the device make the installation of roof embedded steel bar more accurate target in place, holistic simple structure, convenient operation.
The utility model discloses a realize above-mentioned purpose, the technical solution who adopts is:
a bridge roof embedded steel bar limiting device comprises a precast beam template mechanism and a steel bar positioning mechanism, wherein the precast beam template mechanism comprises an outer template and an inner template arranged in the middle of the outer template, the outer side end of the outer template is connected with a plurality of first supporting columns, two first vertical plates which are parallel to each other are arranged on the outer template on two sides of the inner template, and steel bar positioning grooves are formed in the first vertical plates;
the steel bar positioning mechanism comprises an end limiting plate and a locking screw mechanism, the end limiting plate is arranged on the outer side of the first vertical plate, the end limiting plate is fixedly connected with the first supporting column, a first through hole is formed in an outer template between the end limiting plate and the first vertical plate, the lower portion of the locking screw mechanism is connected in the first through hole, and a first steel bar limiting plate is movably clamped on the upper portion of the locking screw mechanism.
Preferably, the inner template is in a frustum pyramid shell shape, the inner template is hollow, the end part of the inner template is connected with an inner template supporting seat, and the inner template supporting seat is connected with the outer template;
the outer template comprises a lower shell plate and first parallel templates connected to two ends of the lower shell plate, each first parallel template is connected with a first vertical plate, and the first through holes are formed in the first parallel templates.
The two first vertical plates are respectively positioned at the upper left and the upper right of the inner template, and a plurality of steel bar positioning grooves are formed in each first vertical plate.
Preferably, the first bracing column comprises a first bracing seat, a first upper column rod is connected to the upper end of the first bracing seat, a plurality of first template supporting rods are connected to the inner side end of the first upper column rod, and the first template supporting rods are connected with the outer wall of the lower shell plate.
Preferably, the locking screw mechanism comprises a locking rod, the lower end of the locking rod is connected with a first locking limiting block, the upper part of the locking rod is rotatably connected with a first screw rod through a first rotating shaft assembly, and a first nut is sleeved on the first screw rod.
Preferably, the locking rod is in the shape of a square rod, and the first through hole is in the shape of a square hole; first screw rod and check lock pole pass first through-hole, and first locking stopper joint is at first through-hole lower extreme.
Preferably, the end limiting plate is a rectangular steel plate, and the outer end wall of the end limiting plate is fixedly connected with the inner end wall of the first upper post rod.
Preferably, the first steel bar limiting plate is a rectangular steel plate, and a first nut limiting notch is formed in the side end face of the first steel bar limiting plate; first screw rod adaptation joint is in the spacing notch of first nut, and first nut joint is in the upper end of first reinforcing bar locating plate.
The utility model has the advantages that:
the utility model provides a pair of bridge roof embedded steel bar stop device can provide the defect of deviation about the coupling assembling of reinforcing bar positioning mechanism overcoming embedded steel bar and upper and lower deviation to accessible locking screw mechanism realizes the locking of first reinforcing bar limiting plate and loosens. Holistic simple structure, after the cooperation precast beam template mechanism, pour efficiently, the structural strength of concrete column is high after the concrete placement to holistic construction cost is low. The utility model also provides a bridge roof embedded bar stop device's installation dismantlement method, can guarantee the upper and lower and first reinforcing bar limiting plate parallel and level of the embedded bar of roof, the embedded bar of roof about align with the tip limiting plate. The utility model provides a bridge roof embedded reinforcement stop device has solved present bridge roof reinforcing bar and has leaded to post-cast strip department reinforcing bar protective layer thickness to reach the high accuracy of requirement, high-quality problem because of pouring the process about off normal, improves the control accuracy of post-cast strip department reinforcing bar protective layer thickness, has great meaning to the system roof beam process of whole bridge.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an overall structure schematic diagram of a bridge roof embedded steel bar limiting device.
Fig. 2 is a schematic view of the connection structure of the outer template and the locking screw mechanism.
Fig. 3 is a schematic side view of a bridge roof embedded steel bar limiting device.
Fig. 4 is a schematic view of a connection structure of the locking screw mechanism and the first steel bar limiting plate.
Fig. 5 is a schematic view of the connection position of the first screw and the first nut limiting notch.
Fig. 6 is a schematic view of the overall structure of the locking screw mechanism.
Fig. 7 is a schematic view of a connecting structure of the locking lever and the first locking stopper.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings:
The steel bar positioning mechanism 2 comprises an end limiting plate 21 and a locking screw mechanism 22, the end limiting plate 21 is arranged on the outer side of the first vertical plate 14, and the end limiting plate 21 is fixedly connected with the first support column 13. A first through hole 101 is formed in the outer formwork 11 between the end limiting plate 21 and the first vertical plate 14, the lower portion of the locking screw mechanism 22 is connected in the first through hole 101, and a first steel bar limiting plate 23 is movably clamped at the upper portion of the locking screw mechanism 22.
The inner formworks 12 are in a frustum shell shape, the inner formworks 12 are hollow, the end parts of the inner formworks 12 are connected with inner formwork supporting seats, the inner formwork supporting seats are connected with the outer formworks 11, and the inner formworks 12 are supported and positioned through the inner formwork supporting seats. The outer form 11 includes a lower shell 111 and first parallel forms 112 connected to both ends of the lower shell 111, each first parallel form 112 is connected to a first vertical plate 14, and the first through holes 101 are located on the first parallel forms 112.
The two first vertical plates 14 are respectively positioned at the upper left and the upper right of the inner template 12, and a plurality of reinforcing steel bar positioning grooves 15 are formed in the outer side end wall of each first vertical plate 14. The first brace 13 includes a first lower brace 131, and a first upper pole 132 is connected to the upper end of the first lower brace 131. A plurality of first template struts 133 are connected to the inner ends of the first upper posts 132, and the first template struts 133 are connected to the outer wall of the lower shell 111.
The locking screw mechanism 22 includes a locking lever 221, a first locking stopper 222 is connected to a lower end of the locking lever 221, a first screw 224 is rotatably connected to an upper portion of the locking lever 221 through a first rotating shaft assembly 223, and a first nut 225 is sleeved on the first screw 224. The locking rod 221 is in a square rod shape, and the first through hole 101 is in a square hole shape; the first screw 224 and the locking rod 221 pass through the first through hole 101, and the first locking stopper 222 is clamped at the lower end of the first through hole 101.
The end limiting plate 21 is a rectangular steel plate, and the outer end wall of the end limiting plate 21 is fixedly connected with the inner end wall of the first upper post 132. The first steel bar limiting plate 23 is a rectangular steel plate, and a first nut limiting notch 24 is formed in the side end face of the first steel bar limiting plate 23; first screw 224 adaptation joint is in first nut limit notch 24, and first nut 224 joint is at the first reinforcing bar locating plate upper end of first nut limit notch 24 top.
the first step, provide horizontal embedded steel bar 3, vertical embedded steel bar 4 and vertical reinforcing bar frame 5, horizontal embedded steel bar 3 and vertical embedded steel bar 4 can be tied up the completion back subaerial, use the hoist and mount machine, put a plurality of horizontal embedded steel bars 3 and vertical embedded steel bar 4 in the upper end of exterior sheathing 11.
At the moment, the end parts of the transverse embedded steel bars 3 are clamped in the steel bar positioning grooves 15, and the longitudinal embedded steel bars 4 are connected to the upper end of the inner template 12 through the vertical steel bar frame 5.
In the second step, the worker inserts the first screw 224 and the locking rod 221 through the first through hole 101 until the head of the first screw 224 passes through the first nut limiting notch 24 in the shape of a U-shaped hole. Then, the first nut 225 is screwed on the first screw 224, and the first steel bar limiting plate 23 can be fastened after the first nut 225 is screwed down. At this time, the transverse embedded steel bars 3 and the longitudinal embedded steel bars 4 are positioned in the left and right directions through the end part limiting plates 21, and the transverse embedded steel bars 3 are positioned in the up and down directions through the first steel bar limiting plates 23.
Thirdly, concrete mortar is poured on the transverse embedded steel bars 3 and the longitudinal embedded steel bars 4 by using a concrete bucket, and after the poured concrete mortar is cooled and formed, the first nut 225 is screwed up, and the first nut 225 is not separated from the first screw 224. Swing first screw 224 outwards around first pivot subassembly until breaking away from first reinforcing bar limiting plate 23, then can take off first reinforcing bar limiting plate 23, then dismantle outer form 11 and the inner form 12 in the precast beam template mechanism down.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (7)
1. A bridge roof embedded steel bar limiting device is characterized by comprising a precast beam template mechanism and a steel bar positioning mechanism, wherein the precast beam template mechanism comprises an outer template and an inner template arranged in the middle of the outer template, the outer side end of the outer template is connected with a plurality of first supporting columns, two first vertical plates which are parallel to each other are arranged on the outer template on two sides of the inner template, and steel bar positioning grooves are formed in the first vertical plates;
the steel bar positioning mechanism comprises an end limiting plate and a locking screw mechanism, the end limiting plate is arranged on the outer side of the first vertical plate, the end limiting plate is fixedly connected with the first supporting column, a first through hole is formed in an outer template between the end limiting plate and the first vertical plate, the lower portion of the locking screw mechanism is connected in the first through hole, and a first steel bar limiting plate is movably clamped on the upper portion of the locking screw mechanism.
2. The limiting device for the embedded steel bars of the bridge roof plate according to claim 1, wherein the inner formwork is in a frustum pyramid shell shape, the inner formwork is hollow, an inner formwork supporting seat is connected to the end portion of the inner formwork, and the inner formwork supporting seat is connected with the outer formwork;
the outer template comprises a lower shell plate and first parallel templates connected to two ends of the lower shell plate, each first parallel template is connected with a first vertical plate, and the first through holes are formed in the first parallel templates;
the two first vertical plates are respectively positioned at the upper left and the upper right of the inner template, and a plurality of steel bar positioning grooves are formed in each first vertical plate.
3. The device for limiting the embedded steel bars of the top plate of the bridge according to claim 2, wherein the first supporting columns comprise first supporting seats, first upper column rods are connected to the upper ends of the first supporting seats, a plurality of first template supporting rods are connected to the inner side ends of the first upper column rods, and the first template supporting rods are connected with the outer wall of the lower shell plate.
4. The bridge roof embedded steel bar limiting device according to claim 1, wherein the locking screw mechanism comprises a locking rod, the lower end of the locking rod is connected with a first locking limiting block, the upper portion of the locking rod is rotatably connected with a first screw through a first rotating shaft assembly, and a first nut is sleeved on the first screw.
5. The limiting device for the embedded steel bars of the top plate of the bridge as claimed in claim 4, wherein the locking rod is in the shape of a square rod, and the first through hole is in the shape of a square hole; first screw rod and check lock pole pass first through-hole, and first locking stopper joint is at first through-hole lower extreme.
6. The device for limiting the embedded steel bars of the top plate of the bridge according to claim 3, wherein the end limiting plate is a rectangular steel plate, and the outer end wall of the end limiting plate is fixedly connected with the inner end wall of the first upper post rod.
7. The bridge roof embedded steel bar limiting device according to claim 5, wherein the first steel bar limiting plate is a rectangular steel plate, and a first nut limiting notch is formed in the side end face of the first steel bar limiting plate; first screw rod adaptation joint is in the spacing notch of first nut, and first nut joint is in the upper end of first reinforcing bar locating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920662394.5U CN210190139U (en) | 2019-05-09 | 2019-05-09 | Bridge roof embedded steel bar limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920662394.5U CN210190139U (en) | 2019-05-09 | 2019-05-09 | Bridge roof embedded steel bar limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210190139U true CN210190139U (en) | 2020-03-27 |
Family
ID=69882635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920662394.5U Active CN210190139U (en) | 2019-05-09 | 2019-05-09 | Bridge roof embedded steel bar limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210190139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076904A (en) * | 2019-05-09 | 2019-08-02 | 北京市政路桥股份有限公司 | A kind of bridge top plate embedded bar limiting device and its installing/dismounting method |
-
2019
- 2019-05-09 CN CN201920662394.5U patent/CN210190139U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076904A (en) * | 2019-05-09 | 2019-08-02 | 北京市政路桥股份有限公司 | A kind of bridge top plate embedded bar limiting device and its installing/dismounting method |
| CN110076904B (en) * | 2019-05-09 | 2024-06-07 | 北京市政路桥股份有限公司 | Bridge roof embedded bar limiting device and mounting and dismounting method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106758790B (en) | A kind of precast construction and construction method of bridge substructure construction | |
| CN111455837B (en) | Thin-wall hollow pier pouring connection structure and construction method thereof | |
| CN109267487A (en) | A kind of long big section bent cap bracket system of overhanging | |
| CN107975160A (en) | Shear wall structure, making and assembly method with laterally attached keyway | |
| CN111335181A (en) | Mounting support frame and mounting method for cast-in-place concrete structure template of steel-concrete composite beam flange plate | |
| CN210975503U (en) | Large-span prefabricated assembled bent cap and pier stand connection structure | |
| CN105128131A (en) | Method for manufacturing prestressed hollow slab beam through polystyrene foam | |
| CN110409318B (en) | Assembling and erecting method for large-span simply-supported steel-concrete composite beam | |
| CN209468865U (en) | A kind of isolated footing foundation bolt integral built-in positioning reinforcing device | |
| CN208152558U (en) | Aluminum dipping form at a kind of precast prestressed frame joint | |
| CN210190139U (en) | Bridge roof embedded steel bar limiting device | |
| CN110409800B (en) | High-precision formwork construction method for cast-in-situ bare concrete wind tunnel | |
| CN101298796A (en) | Self-bearing type preprocessing component, self-bearing type preprocessing concrete structure and construction method thereof | |
| CN108487080B (en) | Super-span T-type rigid structure beam side earnestly supports pinner reversed construction method | |
| CN212025941U (en) | Cast-in-place concrete structure formwork mounting support frame for steel-concrete composite beam flange plate | |
| CN209443775U (en) | Support locating template three for assembled architecture primary and secondary beam nodes uses integrated device | |
| CN102767378A (en) | Double-column type tunnel portal method for bent frame construction tunnel | |
| CN112458905A (en) | Splicing adjustment method for prefabricated capping beam and prefabricated stand column | |
| CN211143507U (en) | Adjustable longitudinal rib positioning device for frame column of shear wall | |
| CN117306875A (en) | Large-span steel concrete combined platform-post-free canopy construction method | |
| CN105839851A (en) | Construction method of prefabricated frame column formed by using split connection | |
| CN217054329U (en) | Reverse bank template of floor edge | |
| CN101294420A (en) | Construction method for special structure layer of cone bottom wheat-immersion | |
| CN110076904B (en) | Bridge roof embedded bar limiting device and mounting and dismounting method thereof | |
| CN215329894U (en) | Wet node concrete placement system is connected to assembled structure beam column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |