CN213836316U

CN213836316U - Movable type pedestal

Info

Publication number: CN213836316U
Application number: CN202022500844.6U
Authority: CN
Inventors: 聂启波; 李天翔; 崔瑞峰; 林彬; 张永明; 陈玉良; 朱君伟; 杨苓; 龚子僖; 黄健柏
Original assignee: Road and Bridge International Co Ltd; Road and Bridge South China Engineering Co Ltd
Current assignee: Road and Bridge International Co Ltd; Road and Bridge South China Engineering Co Ltd
Priority date: 2020-11-02
Filing date: 2020-11-02
Publication date: 2021-07-30
Anticipated expiration: 2030-11-02

Abstract

The utility model relates to a portable pedestal, include: assemble the girder that forms, set up in under the girder and along girder axial displacement's moving mechanism, set up in the roof beam die plate of girder top, the drive arrangement who drives the moving mechanism and remove, drive arrangement set up in the moving mechanism both ends, the moving mechanism both ends are provided with the electricity that connects interface of being connected with the drive arrangement electricity, roof beam die plate top plate edge is provided with the circular arc chamfer, the box section is including the regulation section of adjusting girder length. The beam bottom template is arranged above the pedestal, so that the beam body can be directly prefabricated on the movable pedestal, the pedestal can be directly moved to longitudinally move the beam body, and the use frequency of a gantry crane or other auxiliary equipment is reduced. Meanwhile, the beam body is moved under the condition that the bottom die of the beam body is not detached, the edge of the top plate of the bottom die is provided with the arc chamfer, and the side die plate can be more conveniently detached when the arc transition of the edge of the bottom plate of the beam body is ensured.

Description

Movable type pedestal

Technical Field

The utility model relates to a building technical field, concretely relates to portable pedestal.

Background

In the bridge building construction process, in order to improve the construction efficiency of the bridge, the construction of bridge beam sections is simultaneously carried out in the bridge foundation construction process, so that the construction efficiency of the bridge is improved, and the construction period of the bridge is shortened. The prefabricated box girder can meet the condition of synchronous construction with a bridge substructure, further shortens the construction period of the bridge, can be produced in an industrial mode, is easy to control compared with the quality of a cast-in-place box girder, and is more and more widely applied to bridge construction.

Currently, precast box girders are mainly completed through precast beam yards. In the process of manufacturing the precast beam in the beam yard, different manufacturing steps of the precast beam need to be completed in different areas in the beam yard, the precast beam needs to be transferred according to the manufacturing steps of the precast beam and the requirements of the steps, and a gantry crane or other auxiliary equipment needs to be frequently used in the process of transferring the precast beam, so that the working efficiency is too low. In addition, conventionally, before the beam body moves, the hardness of the poured beam body is required to reach the preset strength, and the phenomenon that the beam body is unevenly stressed to be damaged due to damage caused by damage to the structure of the beam body in the moving process is avoided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, particularly in the transfer process of the precast beam, a gantry crane or other auxiliary equipment needs to be frequently used, and the beam body can move only when the hardness of the poured beam body reaches the preset strength, the following technical scheme is provided:

the embodiment of this application provides a portable pedestal, includes: assemble the girder that forms by a plurality of box sections, set up in along girder axial displacement's moving mechanism, set up in the roof beam die plate of girder top, the drive arrangement who drives the moving mechanism and remove, drive arrangement set up in the moving mechanism both ends, the moving mechanism both ends are provided with the electricity that connects interface of being connected with the drive arrangement electricity, roof beam die plate top plate edge is provided with the circular arc chamfer, the box section is including the regulation section of adjusting girder length.

Optionally, a height adjustment structure is arranged between the main beam and the moving mechanism.

Optionally, the height adjustment structure is a bolster.

Optionally, two ends of the top of the main beam are provided with a square beam body hoisting hole and a beam wedge-shaped box.

Optionally, the moving mechanism includes a driving wheel and a driven wheel driven by the driving wheel to rotate, and the driving wheel is electrically connected to the driving device.

Optionally, the device comprises two pairs of driving wheels, a pair of driving wheels is respectively arranged at two ends of the moving mechanism, and each driving wheel is respectively provided with one driving device.

Optionally, a leveling mechanism is arranged between the beam bottom template and the main beam.

Optionally, the main beam includes a main beam top plate, a main beam side plate and a main beam bottom plate, and the main beam side plate is vertically connected to the main beam top plate and the main beam bottom plate.

Optionally, a transverse supporting structure is arranged between the two girder side plates, and a top plate supporting structure is arranged between the transverse supporting structure and the girder top plate.

Optionally, the reinforcing plate is connected with the main beam top plate and the main beam bottom plate, and is arranged between the two main beam side plates and parallel to the main beam side plates.

Optionally, the transverse support structure includes a first transverse support structure connected to the two stiffening plates and the two main beam side plates, and a second transverse support structure disposed between the two stiffening plates, and the second transverse support structure is disposed at a position higher than the first transverse support structure.

Optionally, the top plate support structure is disposed between the second lateral support structure and the main beam top plate.

Optionally, the lateral support structure is made of a round tube.

Compared with the prior art, the utility model, following beneficial effect has:

the portable pedestal that this application embodiment provided is provided with roof beam die block board above the girder, has realized directly carrying out the prefabrication of roof beam body on removing the pedestal. When the beam body needs to be transferred, the pedestal can be directly moved, excessive hoisting and beam body lifting are avoided, the use frequency of a gantry crane or other auxiliary equipment is reduced, the damage to the beam body structure is reduced, and the change of the stress of the beam body is avoided. Meanwhile, the beam body is moved under the condition that the bottom die of the beam body is not detached, the edge of the top plate of the bottom die is provided with the arc chamfer, and the side die plate can be more conveniently detached when the arc transition of the edge of the bottom plate of the beam body is ensured.

The embodiment of the application provides a portable pedestal is provided with the altitude mixture control structure between girder and moving mechanism, and then is convenient for place the roof beam body of co-altitude not, and the altitude mixture control structure makes girder terrain clearance adjustable, and in the work progress of the roof beam body, other corollary equipment can avoid the height-adjusting, and simultaneously in whole work progress, also the height of the roof beam body of readjustment has improved the efficiency of construction of the roof beam body yet.

The embodiment of the application provides a portable pedestal, the roof beam die block board with be provided with levelling mechanism between the girder, levelling mechanism has guaranteed the planarization and the slope that the roof beam body was placed for roof beam body roughness and line type meet the requirements after the prefabrication shaping, can make the roof beam die block board of precast beam and side form plate laminate better simultaneously and be connected.

The portable pedestal that this application embodiment provided is provided with horizontal bearing structure between the both sides board of girder, and horizontal bearing structure adopts the pipe preparation, and then at the prefabricated in-process of roof beam body, the pipe can be passed to the fastener of side form board, fastens the side form board in roof beam body die block both sides, has improved construction convenience and efficiency of construction, can all carry out the installation of side form board fast and high-efficiently.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of an embodiment of a mobile pedestal according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of another embodiment of a mobile pedestal according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a mobile pedestal in a main view according to an embodiment of the present invention;

FIG. 4 is a schematic top view of the mobile station shown in FIG. 3;

fig. 5 is a schematic structural diagram of an embodiment of a main beam in the movable pedestal according to the present invention.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

As used herein, the singular forms "a", "an", "the" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, but do not preclude the presence or addition of one or more other features, integers, steps, operations, and/or groups thereof.

It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

A movable pedestal provided in an embodiment of the present application, as shown in fig. 1 and fig. 2, includes: the girder 1 of forming is assembled by a plurality of box segments, set up in 1 down along 1 axial displacement's of girder moving mechanism 2 of girder, set up in the roof beam die plate 3 of girder 1 top, 3 roof edges of roof beam die plate are provided with circular arc chamfer 31, the box segment is including the regulation segment of adjusting girder length, regulation segment detachably is connected with other box segments, so that the length of girder can be with the precast beam length phase-match of different length, so that the prefabrication and the removal of the roof beam body. The main beam 1 is mainly used for bearing a precast beam, the moving mechanism 2 is arranged at the bottom of the main beam, so that the moving mechanism can transfer the position of the main beam 1, and the moving mechanism 2 moves along the axis of the main beam 1 to realize the longitudinal movement of a beam body, thereby facilitating the transfer of the beam body.

Set up roof beam die block board 3 above girder 1, realized directly carrying out the prefabrication of roof beam body on moving the pedestal, when the roof beam body shifts need carrying out, but the direct movement pedestal avoids too much hoist and mount, promotes the roof beam body, has reduced portal crane or other auxiliary assembly's frequency of use, has reduced the damage to the roof beam body structure, avoids causing the change to the stress of roof beam body itself. Meanwhile, the beam body is moved under the condition that the bottom die 3 of the beam body is not detached, the edge of the top plate of the bottom die is the arc chamfer 31, and the side die plate can be more conveniently detached when the arc transition of the edge of the bottom plate of the beam body is ensured. The two ends of the movable pedestal are provided with a square beam body hoisting hole and a beam wedge-shaped box.

In the embodiments provided in the present application, in order to realize the movement of the pedestal, as shown in fig. 1 to 4, the moving mechanism is provided with a driven wheel and a driving wheel for driving the driven wheel to rotate. Optionally, the moving mechanism is provided with 7 pairs of driven wheels and 2 pairs of driving wheels. In order to realize the movement of the moving mechanism, two ends of the moving mechanism are provided with driving devices 5, each driving wheel is electrically connected with the driving devices 5 respectively, namely each driving wheel is electrically connected with one driving device, and four driving wheels are electrically connected with 4 driving devices respectively. Correspondingly, the driving wheels are arranged at two ends of the moving mechanism, and the driving device 5 comprises a variable-frequency driving motor. The two ends of the moving mechanism are provided with electric connection interfaces 7 which are electrically connected with the driving device 5, the electric connection interfaces 7 are electrically connected with the longitudinal moving power transmission trolley, so that the driving device is powered by the longitudinal moving power transmission trolley, and the longitudinal moving power transmission trolley and the pedestal move synchronously in the moving process of the pedestal, so that continuous power supply of the movable pedestal is guaranteed.

In an embodiment provided by the application, as shown in fig. 1 to 4, a height adjusting structure 6 is arranged between the main beam 1 and the moving mechanism 2, and the height adjusting structure 6 enables the main beam 1 to be adjustable in height from the ground, so that beam bodies of different lengths or heights can be conveniently placed, and further, in the beam body tensioning process, the beam body tensioning can be directly carried out, the beam body height is not readjusted, and the construction efficiency of the beam body is improved. Optionally, the height adjustment structure is arranged between the moving mechanism 2 and the main beam 1, and when the height adjustment structure is added, excessive disassembly of parts of the whole pedestal is avoided. Optionally, the height adjusting structure is a pad beam, the pad beam is arranged on the moving mechanism and arranged at the top of a box structure mounted on each pair of driving wheels and driven wheels, so as to further realize the heightening effect of the main beam, wherein the pad beam is arranged above each pair of driving wheels/driven wheels.

In order to improve the supporting effect of the pad beam on the main beam, a supporting structure parallel to the longitudinal axis of the main beam is arranged in the pad beam, and meanwhile, a supporting structure vertical to the longitudinal axis of the main beam, such as a stiffening plate, can also be arranged in the pad beam. Further, in order to disperse the force applied to the pad beams by the main beam, two pad beams which are arranged in parallel or abutted against each other can be arranged above each pair of driving wheels/driven wheels, and the direction of the parallel arrangement or the abutting of the two pad beams is perpendicular to the longitudinal axis direction of the main beam. Optionally, two parallel pad beams can be arranged above each pair of driving wheels at two ends of the main beam, and a pad beam is arranged above the driven wheel, wherein the direction in which the two pad beams above the driving wheels are arranged in parallel is parallel to the longitudinal axis direction of the main beam, so that the stress area of the end part of the main beam is increased, when a large force is applied in the stress area of the end part at one end of the main beam, the other end of the main beam is not easy to warp, and the stability of the main beam arranged on the pad beams is increased.

In order to ensure the flatness of the beam body, and to ensure that the flatness, gradient and line type of the beam body after the prefabrication and molding meet the requirements, a leveling mechanism 4 is arranged between the beam bottom template 3 and the main beam 1, and the leveling mechanism 4 can also adjust the wedging degree between the beam bottom template and the side template, so that the beam bottom template and the side template can be more closely connected, and the slurry leakage situation is not easy to occur. The two ends of the top of the main beam 1 are provided with square beam body hoisting holes 11 and beam wedge-shaped boxes 12 which are adaptive to different lengths, the beam body hoisting holes 11 and the beam wedge-shaped boxes 12 with different lengths are symmetrically arranged at the two ends of the beam body, the lifting structure is worn out from the hoisting holes 11 and well fixed on the beam body, the use of a jack can be reduced, the lifting of the beam body is realized, the beam wedge-shaped boxes can meet the requirement of adjusting the slope at the bottom of the beam, and the requirement of additionally increasing auxiliary tools to adjust the slope at the bottom of the beam is avoided.

In one embodiment provided by the present application, as shown in fig. 1 and 2, the girder 1 includes a girder top plate 13, a girder side plate 14, and a girder bottom plate 15. The girder side plates 14 vertically connect the girder top plate 13 and the girder bottom plate 15. Guarantee girder curb plate 14 to girder roof 13's supporting role, girder roof 13 is the plate structure, and then is convenient for levelly and smoothly place the precast beam. Optionally, a transverse support structure 16 is disposed between the two main beam side plates 14, so that stability of the main beam side plates 14 is ensured, and the main beam side plates 14 are not prone to tilt. Because the transverse supporting structure 16 cannot be tightly attached to the main beam top plate 13, a certain gap is formed between the main beam top plate 13 and the transverse supporting structure 16, so that the main beam top plate 13 cannot uniformly bear the force applied by the precast beam.

In order to enable the girder top plate to uniformly bear the force applied by the precast beam, as shown in fig. 1 and fig. 2, a top plate supporting structure 17 is arranged between the transverse supporting structure 16 and the girder top plate 13, and the top plate supporting structure 17 ensures that the girder top plate 13 can uniformly bear the force applied by the precast beam, so that the stress of the girder top plate 13 is prevented from being excessively concentrated, and meanwhile, partial force can be transmitted to the transverse supporting structure 16, so that the transverse supporting structure 16 can bear a part of shear force, further, each structure of the girder can be ensured to disperse a part of force, the phenomenon that the stress of the partial structure of the girder is prevented from being excessively concentrated is avoided, and the stability and the safety of the girder are improved. Optionally, the transverse supporting structure 16 is made of round pipes, and then in the process of prefabricating the beam body, the fastening pieces of the side formworks can penetrate through the round pipes to fasten the side formworks on two sides of the bottom die of the beam body, so that the construction convenience and the construction efficiency are improved, and the side formworks can be installed quickly and efficiently.

In one embodiment provided by the present application, as shown in fig. 4, a stiffening plate 18 is further included, which is connected to the main beam top plate 13 and the main beam bottom plate 15, and the stiffening plate 18 is disposed between the two main beam side plates 14 and is parallel to the main beam side plates 14. The stiffening plate 18 is used for increasing the supporting structure of the main beam in the vertical direction, so that the supporting force of the main beam in the vertical direction is increased, and the stability of the main beam is further improved.

Optionally, as shown in fig. 5, the lateral support structure 16 includes a first lateral support structure 161 connecting the two stiffening plates 18 and the two main beam side plates in a through manner, and a second lateral support structure 162 disposed between the two stiffening plates 18, where a disposition position of the second lateral support structure 162 is higher than a disposition position of the first lateral support structure 161, the first lateral support structure 161 increases stability of the stiffening plates 18 and the main beam side plates 14, and the second lateral support structure 162 further increases stability of the stiffening plates 18 and reduces manufacturing cost of the main beam material. The second transverse supporting structure 162 is higher than the first transverse supporting structure 161, and the second transverse supporting structure 162 is close to the girder top plate 13, so that the top plate supporting structure 17 is arranged between the second transverse supporting structure 162 and the girder top plate 13, so that each structure of the girder can disperse a part of force, the phenomenon of over-concentration of structural stress of the girder part is avoided, and the stability and the safety of the girder are improved.

In one embodiment, as shown in fig. 1 and 2, when the girder top plate 13 is not provided with a connection hole through which a connection member is inserted, two lateral support structures 16 are provided inside the girder. Two transverse supporting structures 16 are arranged in parallel at the upper part and the lower part of the main beam, and are connected with the main beam side plates 14 and two stiffening plates 18 inside the main beam in a full length mode. In another embodiment, as shown in fig. 5, the main beam top plate 1 is connected with the leveling mechanism 4 through a connecting member, the main beam top plate 13 is provided with connecting holes 19 penetrating through the connecting member, the connecting holes 19 are symmetrically arranged on two sides of the main beam axis, and a first transverse supporting structure 161 and a second transverse supporting structure 162 are arranged inside the main beam at the positions of the connecting holes 19, so that the second transverse supporting structure 162 does not interfere with the connection between the main beam top plate 1 and the leveling mechanism.

In conclusion, the mobile pedestal provided by the application comprises the following beneficial effects:

the embodiment of the application provides a portable pedestal is provided with roof beam die block board above the girder, has realized directly carrying out the prefabrication of roof beam body on removing the pedestal, when the roof beam body shifts need carrying out, but the direct movement pedestal avoids too much hoist and mount, promotes the roof beam body, has reduced portal crane or other auxiliary assembly's frequency of use, has reduced the damage to the roof beam body structure, avoids causing the change to the stress of roof beam body itself. Meanwhile, the beam body is moved under the condition that the bottom die of the beam body is not detached, the edge of the top plate of the bottom die is provided with the arc chamfer, and the side die plate can be more conveniently detached when the arc transition of the edge of the bottom plate of the beam body is ensured.

The above are only some embodiments of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A mobile station, comprising: assemble the girder that forms by a plurality of box sections, set up in along girder axial displacement's moving mechanism, set up in the roof beam die plate of girder top, the drive arrangement who drives the moving mechanism and remove, drive arrangement set up in the moving mechanism both ends, the moving mechanism both ends are provided with the electricity that connects interface of being connected with the drive arrangement electricity, roof beam die plate top plate edge is provided with the circular arc chamfer, the box section is including the regulation section of adjusting girder length.

2. A mobile station base according to claim 1, wherein a height adjustment structure is provided between the main beam and the moving mechanism.

3. A mobile platform according to claim 2, wherein the height adjustment structure is a bolster.

4. A mobile pedestal according to claim 1 wherein the top of the main beam is provided at both ends with a square beam body lifting hole and a beam wedge box.

5. A mobile station as claimed in claim 1, wherein the moving mechanism comprises a drive wheel and a driven wheel which is driven in rotation by the drive wheel, the drive wheel being electrically connected to the drive means.

6. A mobile table base according to claim 5 comprising two pairs of said drive wheels, a pair of said drive wheels being provided at each end of said mobile mechanism, each said drive wheel being provided with a respective said drive means.

7. A mobile platform as claimed in claim 1, wherein a levelling mechanism is provided between the beam bottom formwork and the main beam.

8. A mobile pedestal according to claim 1 wherein the main beam comprises a main beam top plate, a main beam side plate and a main beam bottom plate, the main beam side plate connecting the main beam top plate and the main beam bottom plate vertically.

9. A mobile platform base according to claim 8 wherein a lateral support structure is provided between the two girder side panels and a roof support structure is provided between the lateral support structure and the girder roof.

10. The mobile pedestal of claim 9, further comprising a stiffener plate connected to the top and bottom main beam plates, the stiffener plate being disposed between and parallel to the main beam side plates.

11. A mobile platform according to claim 10, wherein the lateral support structure comprises a first lateral support structure connecting the two stiffening plates and the two main beam side plates, and a second lateral support structure disposed between the two stiffening plates, the second lateral support structure being disposed at a position higher than that of the first lateral support structure.

12. A mobile platform as claimed in claim 11, wherein the roof support structure is provided between the second lateral support structure and the main beam roof.

13. A mobile platform according to claim 9, wherein the lateral support structure is made of a round tube.