CN217257132U

CN217257132U - Adjustable prefabricated small box girder support steel plate device and steel platform thereof

Info

Publication number: CN217257132U
Application number: CN202220203951.9U
Authority: CN
Inventors: 昝伟; 龙贤明; 张冬雪; 欧东洋
Original assignee: Sichuan Zhongde Lujiang Equipment Technology Co ltd
Current assignee: Sichuan Zhongde Lujiang Equipment Technology Co ltd
Priority date: 2022-01-25
Filing date: 2022-01-25
Publication date: 2022-08-23
Anticipated expiration: 2032-01-25

Abstract

The utility model discloses an adjustable prefabricated small box girder support steel plate device, which comprises two bottom horizontal longitudinal beams arranged in the horizontal direction, a plurality of first cross beams arranged on the bottom horizontal longitudinal beams, and a plurality of jacking support frames which are fixed on the bottom horizontal longitudinal beams, arranged between the adjacent first cross beams and used for adjusting the end flatness of the prefabricated small box girder; the jacking support frame comprises a plurality of second cross beams fixed on the horizontal longitudinal beam at the bottom, a supporting transverse plate fixed on the second cross beam, a plurality of shaft connecting mechanisms arranged on one side of the supporting transverse plate along the length direction of the second cross beam and positioned on the same axis, two jacking mechanisms arranged on the other side of the supporting transverse plate along the length direction of the second cross beam and positioned on the same axis, a lower support plate of which the bottom is fixedly connected with the shaft connecting mechanisms and driven to act by jacking of the jacking mechanisms, and an upper support plate arranged on the lower support plate; the lower supporting plate is arranged at the upper part of the first cross beam.

Description

Adjustable prefabricated small box girder support steel plate device and steel platform thereof

Technical Field

The utility model belongs to the technical field of the little case roof beam maintenance technique and specifically relates to a prefabricated little case roof beam support steel sheet device of adjustable and steel pedestal thereof.

Background

When the small prefabricated box girder is maintained, the small prefabricated box girder needs to be suspended in the air so as to ensure that any surface is ventilated reliably and heated uniformly relatively. Typically, precast box girder curing is performed in a flat field. Traditional maintenance of prefabricated little case roof beam adopts and supports at square timber, wedge timber, but, its roughness is different, and it has the unbalanced problem of atress. Therefore, need level and smooth the adjusting to prefabricated little case roof beam, however, traditional mode is through adding wedge timber or square timber, and its adjustment degree of difficulty is great, and the shaping effect is poor, and production efficiency is low.

Therefore, it is urgently needed to provide an adjustable prefabricated small box girder supporting steel plate device with simple structure and reliable adjustment and a steel pedestal thereof.

SUMMERY OF THE UTILITY MODEL

To the problem, an object of the utility model is to provide a prefabricated little case roof beam support steel sheet device and steel pedestal thereof of adjustable, the utility model discloses a technical scheme as follows:

an adjustable prefabricated small box girder support steel plate device is arranged in a flat place and used for supporting a prefabricated small box girder and comprises two bottom horizontal longitudinal girders arranged in the horizontal direction, a plurality of first cross girders arranged on the bottom horizontal longitudinal girders and a plurality of jacking support frames which are fixed on the bottom horizontal longitudinal girders, arranged between the adjacent first cross girders and used for adjusting the flatness of the end parts of the prefabricated small box girder;

the jacking support frame comprises a plurality of second cross beams fixed on the horizontal longitudinal beam at the bottom, a supporting transverse plate fixed on the second cross beam, a plurality of shaft connecting mechanisms arranged on one side of the supporting transverse plate along the length direction of the second cross beam and positioned on the same axis, two jacking mechanisms arranged on the other side of the supporting transverse plate along the length direction of the second cross beam and positioned on the same axis, a lower support plate of which the bottom is fixedly connected with the shaft connecting mechanisms and driven to act by jacking of the jacking mechanisms, and an upper support plate arranged on the lower support plate; the lower support plate is arranged at the upper part of the first cross beam.

Furthermore, any one of the coupling connection mechanisms comprises two lower hinge lugs arranged on the support transverse plate, an upper hinge lug arranged at the bottom of the lower support plate, and a connection shaft connected with the upper hinge lug and the lower hinge lug.

Furthermore, any jacking mechanism comprises a threaded base arranged on the supporting transverse plate and a stud arranged at the bottom of the lower supporting plate and in threaded connection with the threaded base; and a plurality of rotary adjusting holes are annularly formed on the stud.

Further, a supporting longitudinal beam is arranged between the bottom horizontal longitudinal beam and the second cross beam.

Preferably, the bottom of the lower supporting plate is provided with a limiting ring; the top of the jacking mechanism is sleeved in the limiting ring.

A steel bench is provided with an adjustable prefabricated small box girder support steel plate device.

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

(1) the utility model discloses a set up coupling mechanism and climbing mechanism, wherein, there is certain clearance between bottom suspension fagging and the first crossbeam. The utility model drives the jacking mechanism and jacks the lower supporting plate by rotation to realize the angle adjustment of the lower supporting plate and the upper supporting plate (namely, the lower supporting plate rotates by taking the connecting shaft as the axis); the leveling degree adjustment of the small prefabricated box girder is realized by correspondingly connecting the jacking mechanisms;

(2) the jacking mechanism of the utility model comprises a threaded base, a stud and a rotary adjusting hole, wherein the threaded base and the stud can realize any height adjustment within the height adjusting range; therefore, the high-precision adjustment of the prefabricated small box girder can be realized;

to sum up, the utility model has the advantages of simple structure, adjustment are reliable, have very high practical value and spreading value in small case roof beam maintenance technical field.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments are briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope of protection, and it is obvious for those skilled in the art that other related drawings can be obtained from these drawings without inventive efforts.

Fig. 1 is a schematic structural diagram (a) of the present invention.

Fig. 2 is a schematic structural diagram (ii) of the present invention.

Fig. 3 is a schematic structural diagram (iii) of the present invention.

Fig. 4 is a schematic structural diagram of the present invention (lower support plate and upper support plate are removed).

Fig. 5 is a bottom perspective view of the lower support plate of the present invention.

Fig. 6 is a schematic structural diagram of the jacking mechanism of the present invention.

In the drawings, the names of the components corresponding to the reference numerals are as follows:

1. a bottom horizontal stringer; 2. a first cross member; 3. supporting the longitudinal beam; 4. a second cross member; 5. supporting the transverse plate; 6. a lower support plate; 7. an upper support plate; 8. the shaft is connected with the connecting mechanism; 9. a jacking mechanism; 61. a limiting ring; 81. a lower hinge lug; 82. an upper hinge lug; 83. a connecting shaft; 91. a threaded base; 92. a stud; 93. the adjustment hole is rotated.

Detailed Description

To make the objectives, technical solutions and advantages of the present application more clear, the present invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

As shown in fig. 1 to 6, the present embodiment provides a steel platform provided with an adjustable prefabricated box girder supporting steel plate device, which is arranged on a flat ground and used for supporting a prefabricated box girder. First, the terms "first", "second", and the like in the present embodiment are used only for distinguishing the same kind of components, and are not to be construed as specifically limiting the scope of protection. In the present embodiment, the terms of orientation such as "bottom", "top", "peripheral edge", "center", and the like are explained based on the drawings. Moreover, the horizontal longeron in bottom of this embodiment is installed in a smooth place, and the roughness adjustment range of prefabricated little case roof beam is not very big, and traditional square timber, wedge timber are applicable to adjustment range great.

In this embodiment, this prefabricated little box girder support steel sheet device includes two bottom horizontal longerons 1 that the horizontal direction was laid, sets up several first crossbeams 2 on bottom horizontal longeron 1 to and fix on bottom horizontal longeron 1, and lay between adjacent first crossbeam 2, be used for adjusting the several jacking support frame of the tip roughness of prefabricated little box girder. Any jacking support frame comprises a supporting longitudinal beam 3 fixed on a bottom horizontal longitudinal beam 1, a plurality of second cross beams 4 arranged on the supporting longitudinal beam 3, a supporting transverse plate 5 fixed on the second cross beam 4, a plurality of shaft connection connecting mechanisms 8 arranged on one side of the supporting transverse plate 5 along the length direction of the second cross beam 4 and positioned on the same axis, two jacking mechanisms 9 arranged on the other side of the supporting transverse plate 5 along the length direction of the second cross beam 4 and positioned on the same axis, a lower support plate 6 of which the bottom is fixedly connected with the shaft connection connecting mechanisms 8 and driven to act by jacking mechanisms 9, and an upper support plate 7 arranged on the lower support plate 6; the lower support plate 6 is disposed on the upper portion of the first cross member 2. Wherein the clearance between the lower support plate 6 and the first beam 2 is within a few centimeters (even an adjustment clearance within 1 centimeter), which is determined according to the flatness of the field.

As shown in fig. 4 to 5, the coupling mechanism 8 of the present embodiment includes two lower hinge lugs 81 disposed on the supporting cross plate 5, an upper hinge lug 82 disposed at the bottom of the lower supporting plate 6, and a coupling shaft 83 coupled to the upper hinge lug 82 and the lower hinge lug 81. Wherein the connecting shaft 83 provides a rotational support and the lower support plate 6 rotates about the axis of the connecting shaft 83.

As shown in fig. 6, the jacking mechanism 9 of the present embodiment includes a threaded base 91 disposed on the supporting cross plate 5, and a stud 92 disposed at the bottom of the lower supporting plate 6 and threadedly connected to the threaded base 91; a plurality of rotation adjusting holes 93 are annularly formed on the stud 92. In order to ensure reliable jacking driving, the bottom of the lower supporting plate 6 is provided with a limiting ring 61; the top of the jacking mechanism 9 is sleeved in the limiting ring 61. In this embodiment, the lower support plate 6 is lifted up to be angularly adjusted about the connecting shaft 83 by inserting an adjusting crowbar or other rotation driving rod into the rotation adjusting hole 93 and moving the stud 92 up and down. In this embodiment, through the jacking support frame that the adjustment corresponds, alright carry out the roughness adjustment of prefabricating little case roof beam.

The above-mentioned embodiments are merely preferred embodiments of the present invention, and are not limitations on the protection scope of the present invention, but all the changes made by adopting the design principle of the present invention and performing non-creative work on this basis shall fall within the protection scope of the present invention.

Claims

1. An adjustable prefabricated small box girder support steel plate device is arranged in a flat place and used for supporting a prefabricated small box girder and is characterized by comprising two bottom horizontal longitudinal girders (1) arranged in the horizontal direction, a plurality of first cross girders (2) arranged on the bottom horizontal longitudinal girders (1) and a plurality of jacking support frames which are fixed on the bottom horizontal longitudinal girders (1), arranged between the adjacent first cross girders (2) and used for adjusting the flatness of the end part of the prefabricated small box girder;

the jacking support frame comprises a plurality of second cross beams (4) fixed on a bottom horizontal longitudinal beam (1), a supporting transverse plate (5) fixed on the second cross beam (4), a plurality of shaft connection connecting mechanisms (8) arranged on one side of the supporting transverse plate (5) along the length direction of the second cross beam (4) and positioned on the same axis, two jacking mechanisms (9) arranged on the other side of the supporting transverse plate (5) along the length direction of the second cross beam (4) and positioned on the same axis, a lower support plate (6) with the bottom fixedly connected with the shaft connection connecting mechanisms (8) and driven to act by the jacking mechanisms (9), and an upper support plate (7) arranged on the lower support plate (6); the lower supporting plate (6) is arranged at the upper part of the first cross beam (2).

2. The adjustable prefabricated box girder supporting steel plate device according to claim 1, wherein any one of the coupling connection mechanisms (8) comprises two lower hinge lugs (81) arranged on the supporting cross plate (5), an upper hinge lug (82) arranged at the bottom of the lower supporting plate (6), and a coupling shaft (83) connected with the upper hinge lug (82) and the lower hinge lug (81).

3. The adjustable prefabricated small box girder support steel plate device according to claim 1, wherein any one of the jacking mechanisms (9) comprises a threaded base (91) arranged on the support cross plate (5) and a stud (92) arranged at the bottom of the lower support plate (6) and in threaded connection with the threaded base (91); a plurality of rotary adjusting holes (93) are annularly formed on the stud (92).

4. An adjustable precast box girder bearer steel plate device according to claim 1, 2 or 3, characterized in that a support girder (3) is arranged between the bottom horizontal girder (1) and the second cross girder (4).

5. An adjustable precast box girder bearer steel plate device according to claim 1, 2 or 3, wherein the bottom of the lower supporting plate (6) is provided with a stopper ring (61); the top of the jacking mechanism (9) is sleeved in the limiting ring (61).

6. A steel platform is characterized in that the adjustable prefabricated small box girder support steel plate device as claimed in any one of claims 1 to 5 is arranged.