CN219490682U - Basket hanging device for prestress construction of light T-pier cantilever cap beam - Google Patents

Abstract

The utility model discloses a prestress construction basket hanging device for a light T pier cantilever cap beam, which comprises an upper frame, wherein the lower end of the upper frame is provided with a lower frame, the bottom of the lower frame is provided with a bottom plate, the bottom plate comprises a bottom plate sliding part and a bottom plate fixing part, the side surface of the lower frame is provided with a temporary edge protection part, one side of the upper frame is provided with a fixing beam, the fixing beam is fixedly connected with a fixing block through first screw thread steel and second screw thread steel, the fixing block is arranged at the upper end of the T pier, the fixing beam is connected with one end of a first reinforcing member, the other end of the first reinforcing member is connected with the upper frame, and the upper frame is provided with a second reinforcing member. Has the advantages of firmness, reliability, good stability, good protection and high safety.

Description

Basket hanging device for prestress construction of light T-pier cantilever cap beam

Technical Field

The utility model relates to the technical field of basket hanging devices in machine manufacturing and construction, in particular to a basket hanging device for prestress construction of a light T-pier cantilever cap beam.

Background

At present, when various cross-sea and river-crossing extra large bridges and high piers are constructed, the cost is considered in the construction cost of the bridge, the prestressed tendons are installed on the pier caps, and the phenomenon that the pier caps are tensioned is more and more common. The prestressing technology has been developed into a relatively mature engineering technology through engineering practice and continuous research for decades, and the principle of the prestressing technology is widely applied to bridge engineering of railways and highways, industrial house construction and slope anchoring engineering of water conservancy and geotechnical engineering, and has wide development prospect and use value. The pre-stressing of the steel strand is a key procedure of the pre-stressing technology, so that the quality control, the safety assurance and the construction progress of the pre-stressing tension are particularly important. In normal cases, when prestress tensioning is carried out, a temporary steel pipe scaffold is erected at a tensioning part, and the temporary steel pipe scaffold is removed after tensioning is completed, and a crane is assisted to operate if necessary.

In the prior art, along with the popularization of the prestressing technology in a large area, the traditional scaffold can not meet the construction requirement, the material machines for tensioning and end capping are difficult to lift in place, particularly, when the tensioning operation is carried out in a short construction period and with heavy tasks, a large number of constructors and mechanical equipment on site work simultaneously, thus not only causing construction interference and influencing the construction progress, but also easily inducing safety accidents, and the traditional device has poor firmness, poor stability, poor reliability and low safety, thus the device is urgently needed to be used for the prestressing construction basket hanging device for the light T pier cantilever cap beam.

In summary, the conventional device has the problems of poor firmness, poor stability, poor reliability and low safety.

Disclosure of Invention

The utility model mainly aims to provide a prestress construction hanging basket device for a light T pier cantilever cap beam, which aims to solve the problems of poor firmness, poor stability, poor reliability and low safety of the existing device in the prior art.

In order to achieve the above object, according to one aspect of the present utility model, there is provided a prestress construction basket hanging device for a light T pier cantilever cap beam, comprising an upper frame, a lower frame is provided at a lower end of the upper frame, a bottom plate is provided at a bottom of the lower frame, the bottom plate comprises a bottom plate sliding part and a bottom plate fixing part, a limb protection part is provided at a side of the lower frame, a fixing beam is provided at one side of the upper frame, the fixing beam is fixedly connected with a fixing block through a first screw steel and a second screw steel, the fixing block is provided at an upper end of the T pier, the fixing beam is connected with one end of a first reinforcement, the other end of the first reinforcement is connected with the upper frame, and a second reinforcement is provided on the upper frame.

Preferably, the upper frame comprises a supporting cross beam and a supporting vertical beam, the supporting cross beam and the supporting vertical beam form a rectangular upper frame structure, the second reinforcing members are arranged on two sides of the upper frame in pairs and are arranged along diagonal lines, the upper frame is used for installing and fixing the pulley assemblies and the electric hoist, and the second reinforcing members are used for reinforcing the upper frame.

Preferably, the first reinforcement, the second reinforcement and the fixing beam form a triangular structure. The triangular stable structure improves the bending resistance and fracture resistance of the hanging basket and improves the stability and safety of the hanging basket.

Preferably, the lower frame includes a lower frame beam, and the lower frame beam is erected at an upper end of the fixed beam. The upper frame is supported by the fixed beam, the lower frame is supported by the fixed beam, and the support is reliable.

Preferably, the supporting vertical beam is located at a high line position where the first reinforcing member, the second reinforcing member and the fixed beam form a triangular structure, and the lower end of the first reinforcing member is located above the T pier.

Preferably, the upper frame is provided with a pulley assembly and an electric hoist, and the pulley assembly and the electric hoist are used for hoisting construction materials.

Preferably, the edge protection part can adopt a bamboo plywood, the edge protection plate prevents construction materials from falling, damage to lower personnel is prevented, safety is improved, and meanwhile safety of construction personnel is guaranteed.

Preferably, the supporting vertical beam is channel steel, and has good fracture resistance.

Preferably, the supporting cross beam is triangular steel, and has good fracture resistance.

Preferably, an I-beam is arranged at the top of the upper frame and used for installing a pulley assembly and an electric hoist.

By adopting the technical scheme of the utility model, the frame body structure is arranged on the poured T-shaped pier cap, and the two sides are oppositely pulled and reinforced, so that an operation platform is provided for prestress tensioning, grouting and end-capping construction, the safety protection problem of high-altitude operation is solved, the purposes of simplicity in assembly and disassembly, convenience in use, stability, high efficiency and cost saving are achieved, the operation environment of pier cap prestress construction is improved, and the safe civilization construction level on site is also greatly improved.

The framework formed by the trusses and the steel rectangular frame body is used as a main bearing system, a platform is provided for material machine tool placement and construction worker operation, the upper cross beam, the pulleys and the electric hoist form a running lifting system, the bottom plate can meet the semi-open and close sliding, the lifting and the moving of tensioning equipment and the end-capped template can be completed, the steel and the bamboo plywood form a protection system, and the safety of high-altitude operation is ensured;

the method reduces the influence degree of cross construction in the prestress construction process, eliminates the serious defects of large support foundation treatment difficulty and great risk of subsequent hidden danger, avoids the unfavorable situation of repeated erection and disassembly of the scaffold, improves the construction efficiency, ensures the engineering progress, and is suitable for various piers, strong in universality and capable of being repeatedly used, thereby ensuring the engineering quality, reducing the investment, having good economic benefit and being convenient for popularization and application.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 shows a schematic structural view of a cradle device for lightweight T-pier cantilever cap prestressed construction according to the present utility model;

FIG. 2 shows a top view of the pre-stressing construction cradle device of FIG. 1 for a lightweight T-pier cantilever cap;

FIG. 3 shows a structural view of the bottom plate of the pre-stressing construction cradle device for the lightweight T-pier cantilever cap of FIG. 1;

fig. 4 shows a view of the guard of the basket assembly of fig. 1 for a lightweight T pier cantilever cap prestressed construction.

Wherein the above figures include the following reference numerals:

t pier 1; a fixed beam 2; a fixed block 3; a first deformed steel bar 4; a second deformed steel bar 5; a first reinforcement member 6; supporting the vertical beams 7; a support beam 8; a movable pulley 9; a second reinforcement member 10; channel steel 11; an upper frame 12; a lower frame beam 13; a lower frame 14; a bottom plate 15; a floor slide 16; a bottom plate fixing portion 17; a chassis 18; and a border guard 19.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in fig. 1 to 4, the embodiment of the utility model provides a prestress construction basket hanging device for a light T pier 1 cantilever cap beam, which comprises an upper frame 12, wherein a lower frame 14 is arranged at the lower end of the upper frame 12, a bottom plate 15 is arranged at the bottom of the lower frame 14, the bottom plate 15 comprises a bottom plate sliding part 16 and a bottom plate fixing part 17, a limb protection part 19 is arranged on the side surface of the lower frame 14, a fixed beam 2 is arranged on one side of the upper frame 12, the fixed beam 2 is fixedly connected with a fixed block 3 through a first screw steel 4 and a second screw steel 5, the fixed block 3 is arranged at the upper end of the T pier 1, one end of a first reinforcement 6 is connected with the fixed beam 2, the other end of the first reinforcement 6 is connected with the upper frame 12, and a second reinforcement 10 is arranged on the upper frame 12.

In this embodiment, the upper frame 12 is used for supporting pulley assemblies and electric hoists, on the other hand, the upper frame 12 is used for supporting and hanging the lower frame 14, one side of the upper frame 12 is provided with the fixed beam 2, the fixed beam 2 is used for realizing the fixed connection with the T pier 1, wherein the fixed beam 2 extends outwards from the bottom of the upper frame 12, the fixed beam 2 and the beam at the bottom of the upper frame 12 are integrally formed, welding seams are prevented from cracking under the action of torque when two sections of welding seams are easily welded, and the integrally formed structure is firm and reliable and high in safety. And no weld cracking occurs.

In this embodiment, be equipped with the jack that is used for inserting first screw thread steel 4 and second screw thread steel 5 on the fixed beam 2, fixed beam 2 passes through first screw thread steel 4 and second screw thread steel 5 and fixed block 3 fixed connection, and fixed block 3 is a part of T mound 1, and fixed block 3 sets up in T mound 1 upper end, is a bellied rectangle piece for connect and fixed string basket, and fixed beam 2 is connected with the one end of first reinforcement 6, and the first reinforcement 6 other end links to each other with last frame 12, is equipped with second reinforcement 10 on the last frame 12. The first reinforcement 6 is connected with the upper end supporting beam 8 of the upper frame 12 from the one end upward inclination setting that the reinforcing beam is close to T mound 1 center, and wherein first reinforcement 6, fixed beam 2 and support vertical beam 7 form triangle-shaped structure, have the effect of strengthening the anti bending torque of fixed beam 2, when having the load on the string basket, can produce bending force to fixed beam 2, and set up first reinforcement 6 and can play the effect of pulling string basket upper end upper frame 12, and then can prevent that fixed beam 2 from receiving bending force and cracked problem.

In this embodiment, the upper frame 12 includes the supporting beam 8 and supports the vertical beam 7, and supporting beam 8 and support the vertical beam 7 and constitute rectangle upper frame 12 structure, and supporting beam 8 sets up the upper end of the vertical beam 7 of upper frame 12, forms through welding mode welding, supports the vertical beam 7 lower extreme and welds with fixed beam 2, and second reinforcement 10 sets up in pairs in upper frame 12 both sides to set up along the diagonal, and the structural stability and the fastness of upper frame 12 have been improved to second reinforcement 10. The first reinforcement 6, the second reinforcement 10 and the fixed beam 2 form a triangular structure, the supporting vertical beam 7 is located at a high line position where the first reinforcement 6, the second reinforcement 10 and the fixed beam 2 form the triangular structure, the firmness of the whole hanging basket is further improved, the fixed beam 2 and the upper frame 12 are prevented from being broken due to torque, and the bearing capacity is improved. The lower end of the first reinforcement member 6 is located above the T-pier 1. The upper frame 12 is provided with a pulley assembly and an electric hoist, so that the construction hoisting is realized. The supporting beam 8 is triangular steel, the structural stability is good, the fracture resistance is strong, the top of the upper frame 12 is provided with an I-beam for installing and fixing a pulley assembly, the pulley assembly comprises a movable pulley 9, and the supporting vertical beam 7 is a channel steel 11, and the structural stability is good.

In this embodiment, the lower end of the upper frame 12 is provided with a lower frame 14, the lower frame 14 includes a lower frame beam 13, and the lower frame beam 13 is erected on the upper end of the fixed beam 2. The bottom of the lower frame 14 is provided with a bottom plate 15, the bottom plate 15 comprises a bottom plate sliding part 16 and a bottom plate fixing part 17, the side surface of the lower frame 14 is provided with an edge protection part 19, and the edge protection part 19 can be made of a bamboo plywood. The lower frame 14 realizes that construction operation personnel stand, and the lower frame beam 13 of lower frame 14 is set up in fixed beam 2 upper end, and fixed beam 2 is supporting lower frame 14, has improved the security and the stability of lower frame 14 through last frame 12 bearing lower frame 14, and bottom plate 15 is equipped with bottom plate fixed part 17 and is used for the people to stand, is equipped with bottom plate sliding part 16, slides and opens bottom plate 15 and carry out the hoist and mount of construction material, convenient and fast.

In the embodiment, an upper frame 12 is formed by welding channel steel 11, an I-steel upper beam made of I-steel is arranged at the top of the upper frame 12, a pulley component is connected to the I-steel upper beam, an electric hoist is hung on the I-steel upper beam, a phi 36 hole is formed in the channel steel 11 at the position of a fixed beam 2, phi 32 finish rolling threads penetrate through a pre-buried filler stone, steel bars are locked in a counter-pulling manner, a phi 36 hole is formed in the middle of the channel steel 11 at the upper part of the frame, and phi 32 finish rolling threaded steel is used for the counter-pulling of a left hanging basket and a right hanging basket; the bottom plate 15 is formed by processing a 2mm thick steel plate and angle steel, and is divided into a fixed part and a slidable part, so that the semi-open sliding is met, and the surrounding of the hanging basket is shielded by using a bamboo plywood. The width of the hanging basket is 3.07m, the net height from the bottom plate 15 to the top of the pier cap is 1.4m, and the operation space for placing tensioning end-capped material equipment and constructors is met. The bottom plate 15 is welded through square steel, bottom plate 15 platform, channel-section steel 11 carries out the welding of stiffening, splice into the light-duty T mound 1 prestressing force construction and hang the basket, and when cap roof beam prestressing force stretch-draw and end closure, the steel hangs the hanging flower basket and establishes at cap roof beam both ends, use the bamboo offset plate protection around the hanging flower basket to the zip lock on the backing stone pre-buried bar through two horizontal finish rolling screw steel, bottom plate 15 can satisfy the semi-open and shut slip, the electric block is hung to the entablature, the walking of entablature can be realized to movable pulley 9 that sets up on the truss, thereby realize the hoist and mount and the removal of tensioning equipment and end closure template. According to the condition of different cap beam width designs, can process the construction equipment of different model sizes, satisfy different mound types and can have enough to meet the need the construction.

From the above description, it can be seen that the above embodiments of the present utility model achieve the following technical effects:

by adopting the technical scheme of the utility model, the frame body structure is arranged on the poured T-shaped pier cap, and the two sides are oppositely pulled and reinforced, so that an operation platform is provided for prestress tensioning, grouting and end-capping construction, the safety protection problem of high-altitude operation is solved, the purposes of simplicity in assembly and disassembly, convenience in use, stability, high efficiency and cost saving are achieved, the operation environment of pier cap prestress construction is improved, and the safe civilization construction level on site is also greatly improved.

The framework formed by the trusses and the steel rectangular frame body is used as a main bearing system, a platform is provided for material machine tool placement and construction worker operation, the upper cross beam, the pulleys and the electric hoist form a walking lifting system, the bottom plate 15 can meet the semi-open and close sliding, the lifting and the moving of tensioning equipment and the end-capped template can be completed, the steel and the bamboo plywood form a protection system, and the safety of high-altitude operation is ensured;

the method reduces the influence degree of cross construction in the prestress construction process, eliminates the serious defects of large support foundation treatment difficulty and great risk of subsequent hidden danger, avoids the unfavorable situation of repeated erection and disassembly of the scaffold, improves the construction efficiency, ensures the engineering progress, and is suitable for various piers, strong in universality and capable of being repeatedly used, thereby ensuring the engineering quality, reducing the investment, having good economic benefit and being convenient for popularization and application.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. The utility model provides a be used for light-duty T mound cantilever cap roof beam prestressing force construction to hang basket device, a serial communication port, including last frame, it is equipped with the underframe to go up the frame lower extreme, the underframe bottom is equipped with the bottom plate, the bottom plate includes bottom plate sliding part and bottom plate fixed part, the underframe side is equipped with the limb protection portion, it is equipped with the fixed beam to go up frame one side, the fixed beam passes through first screw thread steel and second screw thread steel and fixed block fixed connection, the fixed block sets up in T mound upper end, the fixed beam is connected with the one end of first reinforcement, the first reinforcement other end links to each other with last frame, be equipped with the second reinforcement on the last frame.

2. The prestressed construction basket assembly for a lightweight T-pier cantilever cap of claim 1, wherein the upper frame includes supporting beams and supporting vertical beams, the supporting beams and the supporting vertical beams forming a rectangular upper frame structure, and the second reinforcement members are disposed in pairs on both sides of the upper frame and along diagonal lines.

3. The pre-stressing construction cradle device for a lightweight T-pier cantilever cap according to claim 1, wherein the first reinforcement, the second reinforcement and the fixing beam form a triangular structure.

4. The prestressed construction hanging basket assembly for a lightweight T-pier cantilever cap of claim 1, wherein the lower frame includes a lower frame girder which is erected at an upper end of a fixed girder.

5. The basket assembly for prestressed construction of a lightweight T-pier cantilever cap beam according to claim 2, wherein the supporting vertical beam is positioned at a high line position where the first reinforcement, the second reinforcement and the fixing beam form a triangular structure, and the lower end of the first reinforcement is positioned above the T-pier.

6. The prestress construction basket hanging device for a light T-pier cantilever hat beam of claim 1, wherein a pulley assembly and an electric hoist are arranged on the upper frame.

7. The hanging basket device for the prestress construction of the light T pier cantilever hat beam, as claimed in claim 1, wherein the edge protection part can be made of bamboo plywood.

8. The prestressed construction cradle assembly for a lightweight T-pier cantilever cap of claim 2, wherein said support upstand is a channel.

9. The prestressed construction hanging basket assembly for a lightweight T-pier cantilever capping beam of claim 2, wherein said support beam is a triangle.

10. The pre-stressing construction cradle device for a lightweight T pier cantilever cap according to claim 1, wherein the top of the upper frame is provided with an i-beam.