Prefabricated box girder bed-jig
Technical Field
The utility model relates to a prefabricated bridge construction technical field especially relates to a prefabricated box girder bed-jig.
Background
With the vigorous development of the traffic construction industry in China, the bridge engineering construction technology is continuously innovated and grown up, the prefabricated box girder construction technology is widely used in bridge engineering construction, the construction technology is increasingly perfect, a steel box girder is usually adopted in the general bridge structure design with larger span, and the jig frame is a tool for positioning, installing and manufacturing the steel reinforcement framework of the prefabricated box girder.
Traditional prefabricated box girder steel reinforcement ligature generally is that direct construction on the system roof beam pedestal, because of on-the-spot system roof beam pedestal dispersion, there is semi-manufactured goods steel reinforcement to transport, waste time and energy, and the linear not in the same direction as straight of reinforcing bar that the ligature has been accomplished, the interval is inhomogeneous, there may also be the reinforcing bar and receive system roof beam pedestal steel sheet release agent to pollute and system roof beam pedestal turnover life cycle shortcoming such as long, and simultaneously, for the position of accurate location horizontal muscle, can weld a plurality of sleeves along vertical direction on the grudging post, the consumptive material is more, the processing is troublesome, the preparation cycle of bed-jig has been prolonged.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a prefabricated box girder jig frame.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a precast box girder bed-jig, includes the bed-jig bottom plate, two gag lever posts of bed-jig bottom plate upper end middle part fixedly connected with, a plurality of spacing grooves have been fixed to two gag lever posts upper end, the equal three bracing down tube of the equal fixedly connected with in bed-jig bottom plate up end both sides, the equal fixedly connected with locating plate of last lateral wall of six bracing down tubes, a plurality of constant head tanks have been all fixed to seted up to the equal fixed lateral wall of six locating plates, six three anchor strut of the equal fixedly connected with of lower lateral wall of supporting the down tube, the one end fixedly connected with who supports the down tube is kept away from to three anchor strut supports the pole setting, the fixed supporting seat that is provided with of lower extreme that supports the pole setting, support the pole setting and support crossing and the fixedly connected with connecting rod in down tube upper end.
As a further description of the above technical solution:
six at the bottom the equal fixedly connected with hydraulic telescoping rod in stabilizer bar middle part, six the equal fixedly connected with auto-lock universal wheel of lower extreme of hydraulic telescoping rod.
As a further description of the above technical solution:
and a supporting cross rod is fixedly connected between the middle parts of the supporting inclined rods on the two sides of the upper end surface of the bed-jig bottom plate.
As a further description of the above technical solution:
the two connecting rods are close to the top clamping plates fixedly connected with the side walls of the supporting inclined rods, and one sides, far away from the connecting rods, of the two top clamping plates are fixedly provided with a plurality of clamping grooves.
As a further description of the above technical solution:
six lower extreme lateral walls that support the pole setting are all fixed and are provided with two stoppers, six supporting seat upper end lateral walls are all fixed and have been seted up two spouts, the lower terminal surface that supports the pole setting passes through supporting spring and supporting seat inner bottom fixed connection.
As a further description of the above technical solution:
the two limiting blocks are symmetrically distributed on the side wall of the lower end of the supporting vertical rod, the two sliding grooves are symmetrically distributed on the side wall of the upper end of the supporting seat, and the two limiting blocks slide inside the two sliding grooves.
As a further description of the above technical solution:
the positioning grooves are distributed on the positioning plate in a stepped and equidistant manner.
The utility model discloses following beneficial effect has:
the utility model provides a pair of prefabricated case roof beam bed-jig, the bed-jig can be supported with the auto-lock universal wheel to the hydraulic telescoping rod that sets up, make things convenient for the bed-jig shift position, can pack up the auto-lock universal wheel when need not removing simultaneously, make bottom plate and supporting seat support whole bed-jig, inside spout and the spring of setting up of supporting seat, the stopper in the support pole setting can slide in the spout, through the supporting role of spring, also can further support the bed-jig to the ground of unevenness, support stable convenient to use.
The locating plate that sets up on the support down tube can carry out horizontal location and support to the ligature reinforcing bar, it makes the consumptive material more to avoid welding a plurality of sleeve pipes, it is troublesome to process, shorten the preparation cycle of bed-jig, the gag lever post that the bottom set up can carry on spacingly to the ligature reinforcing bar of bottom, the convenience is in the ligature of reinforcing bar, the efficiency of effectual improvement reinforcement, the draw-in groove at top can be fixed top ligature reinforcing bar, it is more neat to make whole bed-jig ligature, do benefit to follow-up use, the device not only does benefit to the ligature of reinforcing bar, the efficiency of improvement ligature, still do benefit to the hoist and mount removal of whole bed-jig after the ligature is accomplished.
Drawings
Fig. 1 is a front view of a prefabricated box girder jig frame provided by the utility model;
fig. 2 is a top view of a prefabricated box girder jig provided by the present invention;
fig. 3 is the utility model provides an inside structure chart of supporting seat of prefabricated box girder bed-jig.
Illustration of the drawings:
1. a bed bottom plate; 2. a supporting seat; 3. supporting the upright stanchion; 4. a reinforcing rod; 5. a connecting rod; 6. a top clamping plate; 7. supporting the diagonal rods; 8. positioning a plate; 9. positioning a groove; 10. a self-locking universal wheel; 11. a hydraulic telescopic rod; 12. a limiting rod; 13. a limiting groove; 14. a support rail; 15. a card slot; 16. a chute; 17. A limiting block; 18. supporting the spring.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a precast box girder bed-jig, including bed-jig bottom plate 1, two gag lever post 12 of 1 upper end middle part fixedly connected with of bed-jig bottom plate, a plurality of spacing grooves 13 have been seted up to two 12 upper ends fixly, the equal three bracing down tube 7 of the equal fixedly connected with in bed-jig bottom plate 1 up end both sides, the equal fixedly connected with locating plate 8 of the last lateral wall of six bracing down tube 7, a plurality of constant head tanks 9 have all been seted up to the equal fixed a plurality of constant head tanks 9 of lateral wall on six locating plates 8, six equal fixedly connected with three anchor strut 4 of lower lateral wall that support down tube 7, the one end fixedly connected with who supports down tube 7 is kept away from to three anchor strut 4 supports pole setting 3, the fixed supporting seat 2 that is provided with of lower extreme that supports pole setting 3, support pole setting 3 and support 7 upper ends crossing and fixedly connected with connecting rod 5.
The middle parts of six reinforcing rods 4 at the lowest end are fixedly connected with hydraulic telescopic rods 11, the lower ends of the six hydraulic telescopic rods 11 are fixedly connected with self-locking universal wheels 10, the middle parts of supporting inclined rods 7 at two sides of the upper end surface of a jig frame bottom plate 1 are fixedly connected with supporting cross rods 14, the side walls of two connecting rods 5 close to the supporting inclined rods 7 are fixedly connected with top clamping plates 6, one sides of the two top clamping plates 6 far away from the connecting rods 5 are fixedly provided with a plurality of clamping grooves 15, the side walls of the lower ends of six supporting upright rods 3 are fixedly provided with two limiting blocks 17, the side walls of the upper ends of six supporting seats 2 are respectively and fixedly provided with two sliding grooves 16, the lower end surface of the supporting upright rod 3 is fixedly connected with the inner bottom end of the supporting seat 2 through a supporting spring 18, the two limiting blocks 17 are symmetrically distributed on the side walls of the lower ends of the supporting upright rods 3, the two sliding grooves 16 are symmetrically distributed on the side walls of the upper ends of the supporting seats 2, and the two limiting blocks 17 slide in the two sliding grooves 16, the positioning grooves 9 are distributed on the positioning plate 8 in a stepped and equidistant manner.
The working principle is as follows: when the jig frame is used, the hydraulic telescopic rod 11 is started, the hydraulic telescopic rod 11 is extended, the self-locking universal wheel 10 is contacted with the ground, the jig frame is supported, then the jig frame is moved to a proper position, the hydraulic telescopic rod 11 is contracted, the self-locking universal wheel 10 is folded, the whole jig frame is supported by the jig frame bottom plate 1 and the supporting seat 2, the limiting block 17 on the supporting upright rod 3 slides in the sliding groove 16 in the supporting seat 2, the jig frame is further supported by the supporting action of the supporting spring 18, then binding of reinforcing steel bars is carried out, the positioning plate 8 on the supporting inclined rod 7 can transversely position and support the binding reinforcing steel bars, the condition that more bushings are welded to avoid consumable materials is avoided, the processing trouble is caused, the manufacturing period of the jig frame is shortened, the limiting rod 12 on the jig frame bottom plate 1 can limit the binding steel bars at the bottom, the binding of the reinforcing steel bars is convenient, and the binding efficiency of the reinforcing steel bars is effectively improved, draw-in groove 15 on the top cardboard 6 can be fixed the top ligature reinforcing bar, and convenient to use is stabilized in this bed-jig support, is worth promoting.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.