CN220704347U

CN220704347U - Rotatable joint device of bridge suspension casting hanging basket

Info

Publication number: CN220704347U
Application number: CN202322159221.0U
Authority: CN
Inventors: 王开强; 孙庆; 方小林; 段宝山; 张宇; 董传洲; 钮洪亮; 陈百奔; 赵彦文
Original assignee: China Construction Third Bureau Construction Engineering Co Ltd
Current assignee: China Construction Third Bureau Group Co Ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-02
Anticipated expiration: 2033-08-10

Abstract

A rotatable joint device of a bridge suspension casting hanging basket relates to the field of connecting devices. The bridge suspension casting hanging basket rotatable joint device comprises an upper joint, a lower joint and a connecting pin shaft, wherein the upper joint is used for being detachably connected with a steel plate hanging strip; the two ends of the connecting pin shaft can be respectively connected with the upper joint and the lower joint in a rotating way around the axis of the connecting pin shaft, the bottom of the connecting pin shaft is connected with a limiting block, the lower joint is connected with two limiting rods, and the two limiting rods respectively block the limiting block when the lower joint rotates around the axis of the lower joint by 90 degrees. The rotatable joint device of bridge suspension casting hanging basket can facilitate the worker to utilize the steel plate hanging strip to connect the bottom die hanging frame to move the bottom die cross beam to the preset position and then rotate the bottom die hanging frame to separate from the bottom die cross beam, so that the construction efficiency is effectively improved.

Description

Rotatable joint device of bridge suspension casting hanging basket

Technical Field

The application relates to the field of connecting devices, in particular to a rotatable joint device of a bridge suspension casting hanging basket.

Background

When the bridge adopts the hanging basket to carry out cantilever pouring, the steel plate hanging belt is often adopted to bear the load of the bottom die, the side die and the inner die, and because the steel plate hanging belt greatly increases the rigidity compared with the cylindrical finish rolling screw steel, and the plasticity is better than that of the finish rolling screw steel, the safety is greatly improved, so that the steel plate hanging belt is required to be adopted at the positions which do not pass through the concrete, such as the hanging basket front hanging belt, in the related national specifications at present.

The steel plate hanging strip is generally rectangular in section and large in width-thickness ratio, and the upper part of the steel plate hanging strip penetrates through the front upper cross beam of the hanging basket and is supported on the cushion beam of the front upper cross beam by adopting a pin shaft and a pin shaft support to be in a hanging state, so that the steel plate hanging strip cannot rotate generally; the lower end of the steel plate sling is provided with a pin hole which is generally in pin connection with two lug plates of a T-shaped bottom die hanger, and the bottom die hanger penetrates through a gap of a bottom die cross beam to enable a cantilever part of the bottom die hanger to jack up the bottom die cross beam for supporting the bottom die load.

The steel plate hanging strip is divided into a rectangular section in the width direction and the thickness direction, the steel plate hanging strip cannot rotate after penetrating through a rectangular hole of a backing beam, and is often separated from or connected with a bottom die cross beam according to the construction procedure of a hanging basket.

Disclosure of Invention

An object of the application is to provide a rotatable joint device of bridge suspension casting hanging basket, it can make things convenient for the operating personnel to utilize the steel sheet suspender to connect die block gallows and remove rotatory die block gallows and die block crossbeam separation after the die block to predetermineeing the position to effectual improvement efficiency of construction.

The application is realized in such a way that:

the application provides a rotatable joint device of a bridge suspension casting hanging basket, which comprises an upper joint, a lower joint and a connecting pin shaft, wherein the upper joint is used for being detachably connected with a steel plate hanging strip; the two ends of the connecting pin shaft can be respectively connected with the upper joint and the lower joint in a rotating way around the axis of the connecting pin shaft, the bottom of the connecting pin shaft is connected with a limiting block, the lower joint is connected with two limiting rods, and the two limiting rods respectively block the limiting block when the lower joint rotates around the axis of the lower joint by 90 degrees.

In some alternative embodiments, the upper joint includes an upper top plate provided with an upper connecting hole, a pair of upper ear plates connected with the top of the upper top plate, at least two first stiffening plates with the top connected with the bottom of the upper top plate, and at least two second stiffening plates with the top connected with the bottom of the upper top plate, the top of the connecting pin shaft penetrates through the upper connecting hole and then is connected with an upper shaft cap with the bottom propped against the top surface of the upper top plate, two ends of the second stiffening plates are respectively connected with the two first stiffening plates, and the two upper ear plates are respectively provided with first ear plate holes.

In some alternative embodiments, at least one upper joint sealing plate is connected to the top of the upper top plate, and two ends of the upper joint sealing plate are respectively connected to the two upper ear plates.

In some alternative embodiments, the lower joint comprises a lower top plate provided with a lower connecting hole, a pair of lower lug plates connected with the bottom of the lower top plate, at least two third stiffening plates with the bottoms connected with the top of the lower top plate and at least two fourth stiffening plates with the bottoms connected with the top of the lower top plate, the bottom of the connecting pin shaft penetrates through the lower connecting hole and then is connected with a lower shaft cap with the top propped against the bottom surface of the lower top plate, two ends of each fourth stiffening plate are respectively connected with the two third stiffening plates, and two lower lug plates are respectively provided with a second lug plate hole; the stopper is connected in lower shaft cap, and two gag levers are connected in lower roof.

In some alternative embodiments, at least one lower joint sealing plate is connected to the top of the lower top plate, and two ends of the lower joint sealing plate are respectively connected to the two lower ear plates.

In some alternative embodiments, the upper top plate is provided with at least one first positioning hole for the steel bar to pass through, and the lower top plate is provided with a plurality of second positioning holes for the steel bar to pass through; when the connecting pin shaft rotates around the axis of the connecting pin shaft by 90 degrees, at least one first positioning hole is aligned with two second positioning holes respectively.

In some alternative embodiments, one side of the upper top plate is provided with an upper kidney-shaped hole, an upper kidney-shaped Kong Buhan plate connected with the upper top plate is arranged in the upper kidney-shaped hole, and the upper kidney-shaped Kong Buhan plate and the inner wall of the upper kidney-shaped hole are enclosed to form an upper connecting hole.

In some alternative embodiments, a lower kidney-shaped aperture is provided in one side of the lower top plate, a lower kidney-shaped Kong Buhan panel is provided in the lower kidney-shaped aperture and connected to the lower top plate, and the lower kidney-shaped Kong Buhan panel and the inner wall of the lower kidney-shaped aperture enclose a lower connecting aperture.

The beneficial effects of this application are: the rotatable joint device of the bridge suspension casting hanging basket comprises an upper joint, a lower joint and a connecting pin, wherein the upper joint is used for being detachably connected with a steel plate hanging strip; the two ends of the connecting pin shaft can be respectively connected with the upper joint and the lower joint in a rotating way around the axis of the connecting pin shaft, the bottom of the connecting pin shaft is connected with a limiting block, the lower joint is connected with two limiting rods, and the two limiting rods respectively block the limiting block when the lower joint rotates around the axis of the lower joint by 90 degrees. The rotatable joint device of bridge suspension casting hanging basket can facilitate the worker to utilize the steel plate hanging strip to connect the bottom die hanging frame to move the bottom die cross beam to the preset position and then rotate the bottom die hanging frame to separate from the bottom die cross beam, so that the construction efficiency is effectively improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a rotatable joint device for a bridge suspension basket according to an embodiment of the present disclosure;

fig. 2 is a schematic structural diagram of two ends of a rotatable joint device of a bridge suspension casting hanging basket, which is provided by the embodiment of the application, respectively connected with a steel plate hanging strip and a bottom die hanging frame;

fig. 3 is a schematic structural view of two ends of a rotatable joint device of a bridge suspension casting hanging basket provided in an embodiment of the present application, respectively, when a bottom die cross beam is lifted after a steel plate hanging strip and a bottom die hanging frame;

fig. 4 is a schematic structural diagram of an upper joint in a rotatable joint device of a bridge suspension basket according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of a lower joint in a rotatable joint device of a bridge suspension basket according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of a connecting pin in a rotatable joint device of a bridge suspension basket according to an embodiment of the present application;

fig. 7 is a schematic top view of a rotatable joint device for a bridge suspension basket according to an embodiment of the present disclosure;

fig. 8 is a schematic bottom view of a rotatable joint device for a bridge suspension basket according to an embodiment of the present disclosure;

fig. 9 is a schematic diagram of a partial structure of an upper joint in a rotatable joint device of a bridge suspension basket according to an embodiment of the present application;

fig. 10 is a schematic structural view of an upper top plate in a rotatable joint device of a bridge suspension basket according to an embodiment of the present disclosure;

fig. 11 is a schematic structural diagram of connection between a lower top plate and a limiting rod in a rotatable joint device of a bridge suspension basket provided in an embodiment of the present application.

In the figure: 100. an upper joint; 110. an upper top plate; 111. an upper kidney-shaped hole; 112. an upper kidney Kong Buhan panel; 120. an upper connection hole; 130. an upper ear plate; 140. a first stiffening plate; 150. a second stiffening plate; 160. an upper shaft cap; 170. a first ear plate hole; 180. an upper joint sealing plate; 190. a first positioning hole; 200. a lower joint; 210. a lower top plate; 211. a lower kidney-shaped hole; 212. a lower kidney Kong Buhan panel; 220. a lower connection hole; 230. a lower ear plate; 240. a third stiffening plate; 250. a fourth stiffening plate; 260. a lower shaft cap; 270. a second ear plate hole; 280. a lower joint sealing plate; 290. a second positioning hole; 300. a connecting pin shaft; 310. a limiting block; 320. a limit rod; 400. a steel plate sling; 500. a bottom die hanger; 600. and a bottom die cross beam.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present application, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships that are conventionally put in use of the product of the application, are merely for convenience of description of the present application and simplification of description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "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; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

In this application, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, and may also include the first and second features not being in direct contact but being in contact with each other by way of additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The features and capabilities of the bridge suspension basket rotatable joint apparatus of the present application are described in further detail below in connection with the examples.

As shown in fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 and 11, the present application provides a rotatable joint device for a bridge hanging basket, which comprises an upper joint 100 for detachably connecting with a steel plate hanging strip 400, a lower joint 200 for detachably connecting with a bottom die hanging frame 500, and a connecting pin 300;

the upper joint 100 comprises an upper top plate 110 with an upper waist-shaped hole 111 at one side, an upper waist-shaped Kong Buhan plate 112 connected with the upper top plate 110 is arranged in the upper waist-shaped hole 111, an upper connecting hole 120 is formed by enclosing the upper waist-shaped Kong Buhan plate 112 and the inner wall of the upper waist-shaped hole 111, the top of the upper joint 100 is connected with two upper lug plates 130 and two upper joint sealing plates 180 which are arranged at two sides of the upper connecting hole 120, two ends of the two upper joint sealing plates 180 are respectively connected with the two upper lug plates 130, and the upper connecting hole 120 is positioned between the two upper lug plates 130 and the two upper joint sealing plates 180; the bottom of the upper joint 100 is connected with two first stiffening plates 140 and two second stiffening plates 150 positioned at two sides of the upper connecting hole 120, two ends of the two second stiffening plates 150 are respectively connected with the two first stiffening plates 140, and the upper connecting hole 120 is positioned between the two first stiffening plates 140 and the two second stiffening plates 150; the two upper ear plates 130 are respectively provided with a first ear plate hole 170; the upper top plate 110 is provided with three first positioning holes 190 for the steel bars to pass through, and the three first positioning holes 190 are respectively arranged at two ends of the upper top plate 110 and at the other side far away from the upper waist-shaped hole 111;

the lower joint 200 comprises a lower top plate 210 with a lower waist-shaped hole 211 at one side, a lower waist-shaped Kong Buhan plate 212 connected with the lower top plate 210 is arranged in the lower waist-shaped hole 211, the lower waist-shaped Kong Buhan plate 212 and the inner wall of the lower waist-shaped hole 211 are enclosed to form a lower connecting hole 220, the bottom of the lower top plate 210 is connected with two lower lug plates 230 positioned at two sides of the lower connecting hole 220 and two lower joint sealing plates 280, two ends of the two lower joint sealing plates 280 are respectively connected with the two lower lug plates 230, and the lower connecting hole 220 is positioned between the two lower lug plates 230 and the two lower joint sealing plates 280; the top of the lower top plate 210 is connected with two third stiffening plates 240 and two fourth stiffening plates 250 which are positioned at two sides of the lower connecting hole 220, two ends of the two fourth stiffening plates 250 are respectively connected with the two third stiffening plates 240, the lower connecting hole 220 is positioned between the two third stiffening plates 240 and the two fourth stiffening plates 250, and the two lower ear plates 230 are respectively provided with a second ear plate hole 270; the lower top plate 210 is provided with three second positioning holes 290 for the steel bars to pass through, and the three second positioning holes 290 are respectively arranged at two ends of the lower top plate 210 and at the other side far away from the lower kidney-shaped holes 211.

The top of the connecting pin 300 passes through the upper connecting hole 120 and then is connected with a cuboid-shaped upper shaft cap 160 with the bottom propped against the top surface of the upper top plate 110, the bottom of the connecting pin 300 passes through the lower connecting hole 220 and then is connected with a cylindrical lower shaft cap 260 with the top propped against the bottom surface of the lower top plate 210, the side wall of the lower shaft cap 260 is connected with a limiting block 310, and the bottom surface of the lower top plate 210 is connected with two limiting rods 320; the lower joint 200 rotates about its axis by an angle of 90 degrees such that the two stopper rods 320 block the stopper blocks 310, respectively, and the three first positioning holes 190 and the three second positioning holes 290 are aligned or the two first positioning holes 190 and the two second positioning holes 290 are aligned.

The bridge hanging casting hanging basket rotatable joint device provided by the embodiment of the application is used for lifting the bottom die cross beam 600 for installation and construction operation after two ends of the bridge hanging casting hanging basket rotatable joint device are detachably connected with the steel plate hanging strip 400 and the bottom die hanging frame 500 respectively; the using steps are as follows:

one pin shaft is respectively penetrated through the first lug holes 170 and the steel plate hanging strips 400 on the two upper lug plates 130 of the upper joint 100, the other pin shaft is respectively penetrated through the second lug holes 270 and the tops of the inverted T-shaped bottom die hanging frames 500 on the two lower lug plates 230 of the lower joint 200, so that the top end and the bottom end of the bridge hanging basket rotatable joint device are respectively connected with the steel plate hanging strips 400 and the inverted T-shaped bottom die hanging frames 500, and then the hanging equipment is used for connecting the steel plate hanging strips 400 to hang the bridge hanging basket rotatable joint device and the bottom die hanging frames 500;

when the bottom die cross beam 600 needs to be lifted to a construction position, firstly, a lifting device is used for moving the steel plate hanging strip 400 and the connected bridge hanging basket rotatable joint device and the bottom die hanging frame 500 to the upper side of the bottom die cross beam 600, then the connecting pin shaft 300 is rotated relative to the upper joint 100, the connecting pin shaft 300 rotates 90 degrees around the axis until one limiting rod 320 blocks the limiting block 310, at the moment, the lower joint 200 connected with the connecting pin shaft 300 drives the bottom connected bottom die hanging frame 500 to rotate 90 degrees to be parallel to the bottom die cross beam 600, the bottom die hanging frame 500 can pass through a gap of the bottom die cross beam 600, then the bridge hanging basket rotatable joint device and the bottom die hanging frame 500 are lowered by a distance by using the lifting device, the bottom of the inverted T-shaped bottom die hanging frame 500 connected with the bridge hanging basket rotatable joint device passes through the gap of the bottom die cross beam 600, then the connecting pin shaft 300 is pushed to reversely rotate 90 degrees to reset, the other limiting rod 320 blocks the limiting block 310, at the moment, the lower joint 200 connected with the connecting pin shaft 300 drives the bottom connected bottom die hanging frame 500 to rotate 90 degrees to be perpendicular to the bottom die cross beam 600, and the lifting device is used for lifting the bridge hanging strip 600, and the bottom die 600 is lifted by using the lifting device to realize lifting operation;

after the bottom die cross beam 600 is moved to a preset construction position by using a lifting device, the lifting device is controlled to lower the steel plate hanging strip 400, the bridge hanging basket rotatable joint device and the bottom die hanging frame 500 for a certain distance, the bottom die cross beam 600 is placed on a preset station to be supported and separated from the inverted T-shaped bottom die hanging frame 500, then the connecting pin 300 is rotated, the connecting pin 300 rotates around an axis by 90 degrees until a limiting rod 320 stops the limiting block 310, at the moment, the lower joint 200 connected with the connecting pin 300 drives the bottom die hanging frame 500 connected with the bottom to rotate by 90 degrees to be parallel to the bottom die cross beam 600, the lifting device is controlled to lift the steel plate hanging strip 400, the bridge hanging basket rotatable joint device and the bottom die hanging frame 500 for a certain distance until the bottom die hanging frame 500 penetrates through a gap of the bottom die cross beam 600 to be thoroughly separated from the bottom die cross beam 600, and the hanging placement of the bottom die cross beam 600 is completed.

The rotatable joint device of the bridge hanging basket provided by the embodiment of the application uses the connecting pin 300 to rotatably connect the upper joint 100 and the lower joint 200, and connects the limiting block 310 and the two limiting rods 320 on the connecting pin 300 and the lower joint 200 respectively to limit the rotation amplitude, when the connecting pin 300 drives the lower joint 200 to rotate by 90 degrees to drive the T-shaped bottom die hanging bracket 500 to be connected and separated with the bottom die cross beam 600, the two limiting rods 320 are used for blocking and limiting the limiting block 310 respectively to realize the accurate control of the rotation angle of the connecting pin 300, so that the operation personnel can operate conveniently; simultaneously, three first positioning holes 190 are formed in the upper top plate 110 of the upper joint 100, three second positioning holes 290 are formed in the lower top plate 210 of the lower joint 200, and when the connecting pin 300 rotates 90 degrees around the axis of the connecting pin to drive the T-shaped bottom die hanger 500 and the bottom die cross beam 600 to be mutually vertically connected or mutually parallel and separated, the two first positioning holes 190 and the two second positioning holes 290 are respectively aligned or the three first positioning holes 190 and the three second positioning holes 290 are aligned, so that an operator can conveniently pass the aligned first positioning holes 190 and second positioning holes 290 sequentially through the reinforcing steel bars or long pin shafts to fixedly lock the connection of the upper joint 100 and the lower joint 200, and the lower joint 200 is prevented from rotating and loosening;

in addition, two upper ear plates 130 and two upper joint sealing plates 180 are respectively disposed around the top of the upper connecting hole 120, two first stiffening plates 140 and two second stiffening plates 150 are respectively disposed around the bottom of the upper connecting hole 120, the top of a connecting pin 300 passing through the upper connecting hole 120 can be surrounded and protected by the two upper ear plates 130, the two upper joint sealing plates 180, the two first stiffening plates 140 and the two second stiffening plates 150, two lower ear plates 230 and two lower joint sealing plates 280 are respectively disposed around the bottom of the lower connecting hole 220, two third stiffening plates 240 and two fourth stiffening plates 250 are respectively disposed around the top of the lower connecting hole 220, and the bottom of the connecting pin 300 passing through the lower connecting hole 220 can be surrounded and protected by the two lower ear plates 230, the two lower joint sealing plates 280, the two third stiffening plates 240 and the two fourth stiffening plates 250; the two ends of the connecting pin 300 are respectively connected with the upper joint 100 and the lower joint 200 through the upper shaft cap 160 and the lower shaft cap 260, and the upper joint 100 and the lower joint 200 are respectively connected with the steel plate hanging strip 400 and the bottom die hanging frame 500 through pin shafts, so that slight position deviation of the steel plate hanging strip 400 and the bottom die hanging frame 500 is dispersed through three non-rigid connection, and the stress of the steel plate hanging strip 400 and the bottom die hanging frame 500 is ensured to be in a shaft-pulled state.

In other alternative embodiments, a first positioning hole 190 may be formed in the upper top plate 110, and two second positioning holes 290 may be formed in the lower top plate 210, so that the first positioning holes 190 are aligned with the two second positioning holes 290 when the connecting pin 300 rotates by 90 degrees around its axis to make the two limiting rods 320 block the limiting blocks 310, respectively.

The embodiments described above are some, but not all, of the embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

Claims

1. The rotatable joint device of the bridge suspension casting hanging basket is characterized by comprising an upper joint, a lower joint and a connecting pin, wherein the upper joint is used for being detachably connected with a steel plate hanging strip, the lower joint is used for being detachably connected with a bottom die hanging frame; the two ends of the connecting pin shaft are respectively connected with the upper joint and the lower joint in a rotating way around the axis of the connecting pin shaft, the bottom of the connecting pin shaft is connected with a limiting block, the lower joint is connected with two limiting rods, and when the lower joint rotates around the axis of the lower joint by 90 degrees, the two limiting rods respectively block the limiting block.

2. The rotatable joint device of the bridge hanging basket according to claim 1, wherein the upper joint comprises an upper top plate provided with an upper connecting hole, a pair of upper lug plates connected with the top of the upper top plate, at least two first stiffening plates with the tops connected with the bottom of the upper top plate, and at least two second stiffening plates with the tops connected with the bottom of the upper top plate, the top of the connecting pin shaft penetrates through the upper connecting hole and then is connected with an upper shaft cap with the bottom propped against the top surface of the upper top plate, two ends of the second stiffening plates are respectively connected with the two first stiffening plates, and first lug plate holes are respectively formed in the two upper lug plates.

3. The rotatable joint device of the bridge hanging basket according to claim 2, wherein at least one upper joint sealing plate is connected to the top of the upper top plate, and two ends of the upper joint sealing plate are respectively connected to the two upper lug plates.

4. The rotatable joint device of the bridge hanging basket according to claim 2, wherein the lower joint comprises a lower top plate provided with a lower connecting hole, a pair of lower lug plates connected with the bottom of the lower top plate, at least two third stiffening plates with the bottoms connected with the top of the lower top plate and at least two fourth stiffening plates with the bottoms connected with the top of the lower top plate, the bottom of the connecting pin shaft penetrates through the lower connecting hole and then is connected with a lower shaft cap with the top pressed against the bottom surface of the lower top plate, two ends of the fourth stiffening plates are respectively connected with the two third stiffening plates, and second lug plate holes are respectively formed in the two lower lug plates; the limiting blocks are connected to the lower shaft caps, and the two limiting rods are connected to the lower top plate.

5. The rotatable joint device of the bridge hanging basket according to claim 4, wherein at least one lower joint sealing plate is connected to the top of the lower top plate, and two ends of the lower joint sealing plate are respectively connected to the two lower ear plates.

6. The rotatable joint device of a bridge suspension casting hanging basket according to claim 4, wherein the upper top plate is provided with at least one first positioning hole for passing through a reinforcing steel bar, and the lower top plate is provided with a plurality of second positioning holes for passing through the reinforcing steel bar; when the connecting pin shaft rotates around the axis of the connecting pin shaft by 90 degrees, at least one first positioning hole is aligned with two second positioning holes respectively.

7. The rotatable joint device of the bridge suspending and pouring basket according to claim 2, wherein an upper waist-shaped hole is formed in one side of the upper top plate, an upper waist-shaped Kong Buhan plate connected with the upper top plate is arranged in the upper waist-shaped hole, and the upper waist-shaped Kong Buhan plate and the inner wall of the upper waist-shaped hole are enclosed to form the upper connecting hole.

8. The rotatable joint assembly of bridge hanging basket as recited in claim 4 wherein a lower kidney-shaped aperture is defined in one side of said lower top plate, a lower kidney-shaped Kong Buhan plate is defined in said lower kidney-shaped aperture for connection to said lower top plate, and said lower kidney-shaped Kong Buhan plate and said lower kidney-shaped aperture inner wall enclose said lower connection aperture.