CN209941504U - Box girder web stirrup positioning die frame - Google Patents
Box girder web stirrup positioning die frame Download PDFInfo
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- CN209941504U CN209941504U CN201920309343.4U CN201920309343U CN209941504U CN 209941504 U CN209941504 U CN 209941504U CN 201920309343 U CN201920309343 U CN 201920309343U CN 209941504 U CN209941504 U CN 209941504U
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Abstract
The utility model discloses a box girder web stirrup positioning die carrier, which comprises a positioning toothed plate, a movable die carrier arranged below the positioning toothed plate and a running track arranged below the movable die carrier; the movable die frame comprises a channel steel fixedly connected with the positioning toothed plate, angle steel connected with the channel steel, and a plurality of walking casters and fixed casters connected with the angle steel; the running track is connected with each running caster. The utility model has the characteristics of can practice thrift construction cost, improve prefabricated small box girder construction speed and improve positioning accuracy.
Description
Technical Field
The utility model belongs to the technical field of the prefabricated bridge construction technique and specifically relates to indicate one kind can practice thrift construction cost, improves prefabricated small box girder construction speed and improves positioning accuracy's box girder web stirrup positioning die frame.
Background
At present, with the increase of municipal works and highway bridge works, the application of the prefabricated small box girder is more and more extensive, the construction method of the prefabricated small box girder is to finish the prefabricated small box girder in advance and then convey the prefabricated small box girder to a project site for installation in a transportation mode, the prefabricated small box girder comprises a bottom plate, a top plate and a web plate, and the construction process comprises the steps of steel bar binding and corrugated pipe installation, template assembly, steel bar framework die entering, concrete pouring and maintenance, prestressed rib tensioning and grouting and anchor sealing. In reinforcement and bellows installation, we find that original reinforcement binding framework has following not enough at the in-process that carries out the ligature of web stirrup: 1. the space between the inner web steel bars cannot be effectively controlled, and the space between the inner web steel bars cannot meet the standard requirement; 2. the space between the inner stirrups needs to be adjusted manually, so that the labor investment is large, the construction efficiency is low, the economy is unreasonable, and the construction progress is influenced; 3. the yield of the concrete protective layer is low due to the distance between the web stirrups.
Therefore, the design of the box girder web stirrup positioning die frame which can save the construction cost, improve the construction speed of the prefabricated small box girder and improve the positioning accuracy is very necessary.
SUMMERY OF THE UTILITY MODEL
The utility model relates to an overcome prior art, because there is construction cost high in current prefabricated small box girder, the efficiency of construction is low and because of the low problem that leads to the product percent of pass low of positioning accuracy, provide one kind and can practice thrift construction cost, improve prefabricated small box girder construction speed and improve positioning accuracy's box girder web stirrup positioning die frame.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a box girder web stirrup positioning die frame comprises a positioning toothed plate, a movable die frame arranged below the positioning toothed plate and a running track arranged below the movable die frame; the movable die frame comprises a channel steel fixedly connected with the positioning toothed plate, angle steel connected with the channel steel, and a plurality of walking casters and fixed casters connected with the angle steel; the running track is connected with each running caster.
The utility model discloses in, the locating tooth plate trompil interval should accord with the general structure web stirrup interval design of case roof beam reinforcing bar. The movable mould frame is used as a main beam and plays a role in supporting and fixing the positioning toothed plate. The utility model has the characteristics of can practice thrift construction cost, improve prefabricated small box girder construction speed and improve positioning accuracy.
As preferred, the utility model discloses still include the reinforcement bed-jig, the equal fixed connection of location pinion rack, moving die carrier and the track of traveling is on the reinforcement bed-jig inside wall. The steel bar binding jig frame plays a role in supporting and fixing the positioning toothed plate, the movable formwork and the running track.
Preferably, the steel bar binding jig frame comprises a base and two trapezoid metal frames connected to two ends of the base, each trapezoid metal frame comprises a jig frame supporting leg and a jig frame oblique angle channel steel, and the top of each jig frame supporting leg is fixedly connected with the top of each jig frame oblique angle channel steel. Above-mentioned design makes case roof beam reinforcement bed-jig have higher bearing capacity and life, trapezoidal metal frame be used for guaranteeing the ligature precision.
Preferably, the positioning toothed plate is further provided with a web stirrup.
Preferably, the side wall of the steel bar binding jig frame is further provided with a plurality of rectangular blocks, and each rectangular block is provided with a cylindrical through hole. Be equipped with columniform through-hole on the rectangular block, can be used to place the web stirrup, practice thrift the space.
Preferably, the fixed caster is fixedly connected with the angle steel through a U-shaped rod. The fixed caster is connected with the angle steel and is used for preventing the web stirrup positioning die frame from overturning in front due to the gravity center.
Therefore, the utility model discloses following beneficial effect has: (1) the structure is simple, the operation is convenient, the phenomenon that the binding position of the steel bar is repeatedly adjusted during manual positioning is avoided, and the technical effect of quick binding is realized; (2) construction cost can be saved, the construction speed of the prefabricated small box girder is increased, the positioning accuracy is improved, and the percent of pass of the web protective layer is improved.
Drawings
Fig. 1 is a front view of a structure of the present invention;
fig. 2 is a top view of a structure of the present invention;
fig. 3 is a cross-sectional view a-a of fig. 1.
In the figure: the steel bar binding jig comprises a traveling track 1, fixed casters 2, traveling casters 3, angle steel 4, channel steel 5, a positioning toothed plate 6, a steel bar binding jig frame 7, jig frame supporting legs 8, jig frame oblique angle channel steel 9, web stirrups 10, a movable formwork 11 and a U-shaped rod 12.
Detailed Description
The invention will be further described with reference to the following detailed description and accompanying drawings:
example (b): the box girder web stirrup positioning die set shown in fig. 1 comprises a positioning toothed plate 6, a movable die set 11 arranged below the positioning toothed plate and a traveling track 1 arranged below the movable die set; the movable mould frame comprises a channel steel 5 fixedly connected with the positioning toothed plate, an angle steel 4 connected with the channel steel, two walking casters 3 connected with the angle steel and a fixed caster 2; the running track is connected with each running caster. Wherein, the trompil interval between each location tooth on the location pinion rack is equal.
The utility model discloses still include steel bar binding bed-jig 7, the equal fixed connection of locating tooth plate, moving die carrier and the track of traveling is on steel bar binding bed-jig inside wall, and all is equipped with moving die carrier and the track of traveling on the left and right sides inner wall of steel bar binding bed-jig. The steel bar binding jig frame plays a role in supporting and fixing the positioning toothed plate, the movable formwork and the running track.
As shown in fig. 2, the steel bar binding jig frame comprises a base and two trapezoidal metal frames connected to two ends of the base, each trapezoidal metal frame comprises a jig frame supporting leg 8 and a jig frame oblique angle channel steel 9, and the top of the jig frame supporting leg is fixedly connected with the top of the jig frame oblique angle channel steel. Above-mentioned design makes case roof beam reinforcement bed-jig have higher bearing capacity and life, trapezoidal metal frame be used for guaranteeing the ligature precision.
As shown in fig. 3, the locating tooth plate is further provided with a web stirrup 10. The web stirrup is formed by fixedly connecting a plurality of stirrups which are arranged at equal intervals. In addition, still be equipped with a plurality of rectangular blocks on the reinforcement bed-jig lateral wall, all be equipped with columniform through-hole on each rectangular block. Be equipped with columniform through-hole on the rectangular block, can be used to place the web stirrup, practice thrift the space.
In addition, the fixed caster is fixedly connected with the angle steel through a U-shaped rod. The fixed caster is connected with the angle steel and is used for preventing the web stirrup positioning die frame from overturning in front, so that the safety of the device is improved.
The utility model discloses an utilize the walking truckle to make the removal die carrier remove on the track of traveling, realized the technological effect of quick ligature to utilize the location pinion rack to guarantee that web stirrup interval accords with the standard requirement, improve web protective layer qualification rate, simple structure, convenient operation has avoided the phenomenon of adjusting the reinforcement position repeatedly when artifical location.
It should be understood that the present embodiment is only for illustrating the present invention and is not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (6)
1. A box girder web stirrup positioning die set is characterized by comprising a positioning toothed plate (6), a movable die set (11) arranged below the positioning toothed plate and a running track (1) arranged below the movable die set; the movable mould frame comprises a channel steel (5) fixedly connected with the positioning toothed plate, angle steel (4) connected with the channel steel, a plurality of walking casters (3) connected with the angle steel and fixed casters (2); the running track is connected with each running caster.
2. The box girder web stirrup positioning die frame according to claim 1, further comprising a steel bar binding jig frame (7), wherein the positioning toothed plate, the movable die frame and the running track are fixedly connected to the inner side wall of the steel bar binding jig frame.
3. The box girder web stirrup positioning die set according to claim 2, wherein the steel bar binding jig frame comprises a base and two trapezoid metal frames connected to two ends of the base, each trapezoid metal frame comprises a jig frame supporting leg (8) and a jig frame oblique angle channel steel (9), and the top of each jig frame supporting leg is fixedly connected with the top of each jig frame oblique angle channel steel.
4. The box girder web stirrup positioning formwork frame as claimed in claim 2, wherein the side walls of the reinforcement jig frame are further provided with a plurality of rectangular blocks, and each rectangular block is provided with a cylindrical through hole.
5. The box girder web stirrup positioning die carrier as claimed in claim 1, 2, 3 or 4, wherein the fixed caster is fixedly connected with the angle steel through a U-shaped rod (12).
6. The box girder web stirrup positioning die frame as claimed in claim 1, 2, 3 or 4, wherein the positioning toothed plate is further provided with web stirrups (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920309343.4U CN209941504U (en) | 2019-03-12 | 2019-03-12 | Box girder web stirrup positioning die frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920309343.4U CN209941504U (en) | 2019-03-12 | 2019-03-12 | Box girder web stirrup positioning die frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209941504U true CN209941504U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920309343.4U Active CN209941504U (en) | 2019-03-12 | 2019-03-12 | Box girder web stirrup positioning die frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209941504U (en) |
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2019
- 2019-03-12 CN CN201920309343.4U patent/CN209941504U/en active Active
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