CN209671336U - A kind of lower rotary flange - Google Patents

Abstract

A kind of lower rotary flange, belongs to Bridge Erector equipment technical field；Stiffening ring, round tube, inner support rib, short floor and long floor increase the integral strength of understructure, realize the effect for increasing flanged plate stability；Snap-gauge is made of the first semicircle ring flat-plates and the splicing of the second semicircle ring flat-plates, realize the snap-gauge effect more convenient in dismounting, nut and snap-gauge are connected and fixed by bolt, the first semicircle ring flat-plates of two panels and the second semicircle ring flat-plates are fixed on card slot, play the effect for the locking that is fixed to each other between nut and snap-gauge；Angle between the center of circle of kidney slot both ends is 15 °, and bolt is made to realize rotation in the case where only unclamping and not removing, and realizing reduces manual labor, reduces the time of a large amount of upper bolts, and guarantees the safe operation of Bridge Erector；Therefore, the utility model has structure simple, designs the features such as reasonable.

Description

A kind of lower rotary flange

Technical field

The utility model belongs to Bridge Erector equipment technical field, is specifically related to a kind of lower rotary flange.

Background technique

Bridge Erector is exactly the equipment that prefabricated beam piece is placed into prefabricated bridge pier and is got on；Bridge Erector is as in construction Large special equipment, have become indispensable key equipment in bridge on highway construction, the knot of existing Bridge Erector Structure is mainly made of girder, tail supporting leg assembly, middle supporting leg assembly, front leg strut assembly, interim supporting leg assembly and Overhead travelling crane system.

During bridge formation, the beam slab that Bridge Erector can encounter certain bridges needs the angle put at curve or oblique angles When, Bridge Erector needs to adjust by the angle of itself, and to reach the angle of beam slab placement location, existing middle supporting leg assembly is with before It is equipped with rotary flange in supporting leg assembly, is erected on middle supporting leg assembly and front leg strut assembly by the way that rotary flange is adjustable Girder angle；Existing rotary flange includes upper rotary flange and lower rotary flange, the upper rotary flange and lower rotary flange If being fixed by bolt stem, when rotation, needs to unload all bolts, is just able to achieve the rotation of rotary flange, this not only adds Labour, there is also certain risks, if operator is when confining bolt, tighten if any bolt omission, Bridge Erector is at runtime It is easy for toppling, causes serious consequence.

Summary of the invention

The utility model mainly solves technical problem present in the above-mentioned prior art, provides a kind of lower rotary flange.

Above technical problems of the utility model are mainly solved by the following technical scheme: a kind of lower rotary process Orchid, including understructure and rotary flange retaining mechanism, the understructure include flanged plate, stiffening ring and round tube, the method The center of blue plate is equipped with upper pin mounting hole, and the center of the stiffening ring is equipped with lower bearing pin mounting hole, and the stiffening ring is set to method The downside at blue plate center, corresponding up and down between the upper pin mounting hole and lower bearing pin mounting hole, the round tube is set to flanged plate Downside, six inner support ribs are equipped between the round tube and stiffening ring, six inner support ribs are laid in flanged plate Downside, the outside of six inner support ribs be connected and fixed on the inside of round tube, the inside of six inner support ribs with Be connected and fixed on the outside of stiffening ring, the upside of six inner support ribs be connected and fixed on the downside of flanged plate, the flange 12 kidney slots are laid on plate body on the outside of plate, the angle between the center of circle of the kidney slot both ends is 15 °, the flange Plate front side, rear side, left and right side kidney slot two sides be equipped with short floor, connect on the outside of the inside of the short floor and round tube Fixation is connect, is connected and fixed on the downside of the upside of the short floor and flanged plate, the upper left side of the flanged plate, lower left side, upper right Side and lower right side are equipped with long floor, are connected and fixed on the outside of the inside of the long floor and round tube, the upside of the long floor It is connected and fixed on the downside of flanged plate, the rotary flange retaining mechanism includes pin shaft, nut, snap-gauge and four bolts, described The lower end of pin shaft is equipped with axle cap, and the medial end portions of the pin shaft are equipped with card slot, and the outside of the pin shaft upper end is equipped with external screw thread, institute The downside for stating nut is equipped with bulge loop, is laid with four bolt holes on the nut, four spiral shells are laid on the snap-gauge Pit, the snap-gauge are set on card slot, and the nut is set to the upside of snap-gauge, are mutually screwed between the nut and external screw thread, It is tight on snap-gauge, is corresponded to each other up and down between four bolt holes and four threaded holes, institute on the inside of the bulge loop It states four bolts and is connected and fixed nut by four bolt holes and four threaded holes with snap-gauge, the pin shaft is set to upper pin In mounting hole and lower bearing pin mounting hole, the axle cap is set to the downside of lower bearing pin mounting hole.

Preferably, the snap-gauge includes the first semicircle ring flat-plates and the second semicircle ring flat-plates, the snap-gauge is by the first semicircular ring Plate and the second semicircle ring flat-plates splicing composition.

It is described that the intermediate connecting flange used, the intermediate connection method are matched with the utility model as shown in Figure 11-Figure 12 The plate body in blue outside is equipped with 12 upper kidney slots, and described 12 upper kidney slots are opposite with the position of 12 kidney slots It answers, the angle between the described 12 upper kidney slot both ends centers of circle is 15 °, and the center of the intermediate connecting flange is equipped with connection Flange mounting hole；As shown in figure 13, the intermediate connecting flange is set to the upside of flanged plate, and the upper end of the pin shaft, which is set to, to be connected In acting flange mounting hole, the nut is combined on snap-gauge by external screw thread, and nut and snap-gauge are connected and fixed by bolt, makes centre Connecting flange is fixed by rotary flange retaining mechanism, is realized that intermediate connecting flange can rotate on flanged plate by pin shaft, is led to Bolt and nut are put in 12 kidney slots crossed on 12 on flanged plate kidney slots and intermediate connecting flange, needs to revolve When turning spacer flanger, bolt is unclamped, in the case where not removing bolt, upper and lower kidney slot can be rotated up to 30 ° of angle.

The utility model has the advantages that stiffening ring, round tube, inner support rib, short floor and long floor increase bottom The integral strength of holder structure realizes the effect for increasing flanged plate stability；Snap-gauge is by the first semicircle ring flat-plates and the second semicircle ring flat-plates Splicing composition is realized the snap-gauge effect more convenient in dismounting, is connected and fixed nut and snap-gauge by bolt, two panels first Semicircle ring flat-plates and the second semicircle ring flat-plates are fixed on card slot, play the effect for the locking that is fixed to each other between nut and snap-gauge；Waist Angle between the center of circle of shape slot both ends is 15 °, so that bolt is realized rotation in the case where only unclamping and not removing, realizing reduces manually Labour, reduces the time of a large amount of upper bolts, and guarantees the safe operation of Bridge Erector；Therefore, the utility model has structure letter It is single, design the features such as reasonable.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of the utility model；

Fig. 2 is a kind of overlooking structure diagram of the utility model understructure；

Fig. 3 be in Fig. 2 A to a kind of schematic cross-sectional view；

Fig. 4 be in Fig. 2 B to a kind of structural schematic diagram of long floor；

Fig. 5 is a kind of structural schematic diagram of the utility model rotary flange retaining mechanism；

Fig. 6 is a kind of structural schematic diagram of the utility model snap-gauge；

Fig. 7 be in Fig. 6 C to a kind of schematic cross-sectional view；

Fig. 8 is a kind of structural schematic diagram of the utility model nut；

Fig. 9 be in Fig. 8 D to a kind of schematic cross-sectional view；

Figure 10 is a kind of structural schematic diagram of the utility model pin shaft；

Figure 11 is a kind of overlooking structure diagram of existing intermediate connecting flange；

Figure 12 is a kind of schematic cross-sectional view of existing intermediate connecting flange；

Figure 13 is the connection schematic diagram of the utility model and intermediate connecting flange.

In figure: 1, understructure；2, rotary flange retaining mechanism；3, flanged plate；4, stiffening ring；5, round tube；6, upper pin Mounting hole；7, lower bearing pin mounting hole；8, inner support rib；9, kidney slot；10, short floor；11, long floor；12, pin shaft；13, spiral shell It is female；14, snap-gauge；15, bolt；16, axle cap；17, card slot；18, external screw thread；19, bulge loop；20, bolt hole；21, threaded hole； 22, the first semicircle ring flat-plates；23, the second semicircle ring flat-plates, 24, intermediate connecting flange；25,12 upper kidney slots；26, connecting flange Mounting hole；27, nut；28,15°.

Specific embodiment

Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.

Embodiment: a kind of lower rotary flange, as shown in Fig. 1-Figure 13, including understructure and rotary flange retaining mechanism, The understructure includes flanged plate, stiffening ring and round tube, and the center of the flanged plate is equipped with upper pin mounting hole, the reinforcement The center of circle is equipped with lower bearing pin mounting hole, and the stiffening ring is set to the downside at flanged plate center, and the upper pin mounting hole is under Corresponding up and down between bearing pin mounting hole, the round tube is set to the downside of flanged plate, and six are equipped between the round tube and stiffening ring Inner support rib, six inner support ribs are laid in the downside of flanged plate, and the outside of six inner support ribs is and round tube Inside be connected and fixed, the inside of six inner support ribs be connected and fixed on the outside of stiffening ring, six inner supports The upside of rib be connected and fixed on the downside of flanged plate, 12 kidney slots are laid on the plate body on the outside of the flanged plate, Angle between the center of circle of the kidney slot both ends is 15 °, the flanged plate front side, rear side, left and right side kidney slot two sides It is equipped with short floor, is connected and fixed on the outside of the inside of the short floor and round tube, the upside of the short floor and flanged plate Downside is connected and fixed, and upper left side, lower left side, upper right side and the lower right side of the flanged plate are equipped with long floor, the long floor Inside and round tube on the outside of be connected and fixed, be connected and fixed on the downside of the upside of the long floor and flanged plate, the rotary process Blue retaining mechanism includes pin shaft, nut, snap-gauge and four bolts, and the lower end of the pin shaft is equipped with axle cap, the middle-end of the pin shaft Portion is equipped with card slot, and the outside of the pin shaft upper end is equipped with external screw thread, and the downside of the nut is equipped with bulge loop, on the nut It lays there are four bolt hole, four threaded holes is laid on the snap-gauge, the snap-gauge is set on card slot, and the nut is set It mutually screws between the upside of snap-gauge, the nut and external screw thread, is tight on snap-gauge on the inside of the bulge loop, described four It is corresponded to each other up and down between bolt hole and four threaded holes, four bolts lead to nut with snap-gauge by four bolts Hole and four threaded holes are connected and fixed, and the pin shaft is set in upper pin mounting hole and lower bearing pin mounting hole, and the axle cap is set to The downside of lower bearing pin mounting hole.

The snap-gauge includes the first semicircle ring flat-plates and the second semicircle ring flat-plates, and the snap-gauge is by the first semicircle ring flat-plates and the second half Circular Plate splicing composition, facilitates the installing and dismounting in later period.

The use principle of the utility model: pass through 12 on 12 kidney slots and intermediate connecting flange on flanged plate Bolt and nut are put in kidney slot, when needing to rotate spacer flanger, unclamps bolt, in the case where not removing bolt, on Lower set kidney slot can be rotated up to 30 ° of angle, and intermediate connecting flange is made to realize rotation, required angle on flanged plate When degree rotation is completed, then bolt and nut are tightened；Therefore, the utility model has easy to operate, designs the features such as reasonable.

Finally it is pointed out that above embodiments are only the more representational examples of the utility model.Obviously, this is practical new Type is not limited to the above embodiments, and acceptable there are many deformations.All foundation the technical essence of the utility model are to above embodiments Made any simple modification, equivalent change and modification are considered as belonging to the protection scope of the utility model.

Claims (2)

1. a kind of lower rotary flange, including understructure and rotary flange retaining mechanism, it is characterised in that the understructure packet Flanged plate, stiffening ring and round tube are included, the center of the flanged plate is equipped with upper pin mounting hole, and the center of the stiffening ring is equipped with down Bearing pin mounting hole, the stiffening ring is set to the downside at flanged plate center, between the upper pin mounting hole and lower bearing pin mounting hole Corresponding up and down, the round tube is set to the downside of flanged plate, is equipped with six inner support ribs between the round tube and stiffening ring, and described six Piece inner support rib is laid in the downside of flanged plate, the outside of six inner support ribs be connected and fixed on the inside of round tube, The inside of six inner support ribs be connected and fixed on the outside of stiffening ring, the upside of six inner support ribs is and flange It is connected and fixed on the downside of plate, 12 kidney slots, the kidney slot two terminal circle is laid on the plate body on the outside of the flanged plate Angle between the heart is 15 °, the flanged plate front side, rear side, left and right side kidney slot two sides be equipped with short floor, it is described It is connected and fixed on the outside of the inside of short floor and round tube, is connected and fixed on the downside of the upside of the short floor and flanged plate, it is described Upper left side, lower left side, upper right side and the lower right side of flanged plate are equipped with long floor, the inside of the long floor and the outside of round tube Be connected and fixed, be connected and fixed on the downside of the upside of the long floor and flanged plate, the rotary flange retaining mechanism include pin shaft, Nut, snap-gauge and four bolts, the lower end of the pin shaft are equipped with axle cap, and the medial end portions of the pin shaft are equipped with card slot, the pin shaft The outside of upper end is equipped with external screw thread, and the downside of the nut is equipped with bulge loop, is laid with four bolt holes on the nut, Four threaded holes are laid on the snap-gauge, the snap-gauge is set on card slot, and the nut is set to the upside of snap-gauge, the spiral shell It mutually screws, is tight on snap-gauge on the inside of the bulge loop, four bolt holes and four screw threads between female and external screw thread It is corresponded to each other up and down between hole, nut is connect with snap-gauge by four bolt holes and four threaded holes by four bolts Fixed, the pin shaft is set in upper pin mounting hole and lower bearing pin mounting hole, and the axle cap is set to the downside of lower bearing pin mounting hole.

2. a kind of lower rotary flange according to claim 1, it is characterised in that the snap-gauge include the first semicircle ring flat-plates and Second semicircle ring flat-plates, the snap-gauge are made of the first semicircle ring flat-plates and the splicing of the second semicircle ring flat-plates.