CN214613616U - Small longitudinal beam mounting platform - Google Patents

Abstract

The utility model provides a minor longitudinal beam mounting platform, include the support and lay in step platform on the support, the support includes two girders and many secondary beams, two the mutual parallel arrangement of girder is used for relative steel crossbeam to stride perpendicularly and locates the top surface of many steel crossbeams, many the secondary beam has the interval to lay and locates two between the girder, the both ends of secondary beam respectively with two the girder is connected. The utility model provides a little longeron mounting platform supports the pedal platform through striding the support of locating on many steel crossbeams to can provide great construction operation platform near the predetermined mounted position of little longeron, overall structure is simple and stable strong, and the constructor that can be convenient for is current between many steel crossbeams, conveniently accomplishes the installation procedure of little longeron, improves construction safety simultaneously.

Description

Small longitudinal beam mounting platform

Technical Field

The utility model relates to a bridge construction technical field especially relates to a minor longitudinal beam mounting platform.

Background

At present, steel beams are mostly adopted as main stress components on bridge decks of bridges, and the installation strength and the stability of the steel beams are particularly important. For the steel beam structure comprising the multiple rows of steel cross beams and the multiple rows of steel longitudinal beams, the steel longitudinal beams usually comprise a plurality of small longitudinal beams spliced between two adjacent steel cross beams, and the installation process of the small longitudinal beams needs to be carried out between two adjacent steel cross beams.

Because the top surface of the steel cross beam is narrow and is usually provided with intensive shear nails, constructors are difficult to pass, especially when working aloft, the installation efficiency and the installation strength of the small longitudinal beam are affected, and the construction safety is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a make things convenient for little longeron mounting platform of little longeron installation.

In order to achieve the above object, the present invention provides the following technical solutions:

the utility model provides a minor longitudinal beam mounting platform, includes the support and lays in step platform on the support, the support includes two girders and many secondary beams, two girder parallel arrangement each other is used for relative steel beam to stride perpendicularly and locates the top surface of many steel beams, many secondary beam has the interval to lay and locates two between the girder, the both ends of secondary beam respectively with two girder connection.

Preferably, the small longitudinal beam mounting platform further comprises a steel bar which is arranged between two adjacent secondary beams and connects the two adjacent secondary beams.

Preferably, two reinforcing steel bars are arranged between every two adjacent secondary beams, and the two reinforcing steel bars are arranged in parallel or in a crossed mode.

Preferably, the secondary beam is arranged vertically with respect to the main beam.

Preferably, a plurality of the secondary beams are arranged at equal intervals along the length direction of the main beam.

Preferably, the distance between two adjacent secondary beams is smaller than the distance between two main beams.

Preferably, the small longitudinal beam mounting platform further comprises a protective barrier arranged around the foot rest.

Further, the step floor comprises a steel mesh.

Preferably, the minor longitudinal beam mounting platform further comprises an L-shaped clamping plate connected with the bottom surface of the main beam, and the L-shaped clamping plate and the main beam jointly form a limiting groove used for being clamped with the upper flange of the steel cross beam.

Preferably, the main beam is provided with the L-shaped clamping plates corresponding to the two sides of the steel beam, and the two limiting grooves formed by the L-shaped clamping plates and respectively arranged on the two sides of the steel beam are respectively used for being clamped with the two ends of the upper flange.

Compared with the prior art, the utility model discloses a scheme has following advantage:

1. the utility model provides a little longeron mounting platform supports the pedal platform through striding the support of locating on many steel crossbeams to can provide great construction operation platform near the predetermined mounted position of little longeron, overall structure is simple and stable strong, and the constructor that can be convenient for is current between many steel crossbeams, conveniently accomplishes the installation procedure of little longeron, improves construction safety simultaneously.

2. The utility model provides a minor longitudinal beam mounting platform is equipped with the reinforcing bar between two adjacent secondary beams, when connecting two girders through the secondary beam, adopts two secondary beams of steel bar connection, further is connected the girder with the secondary beam and forms wholly, promotes structural strength, ensures the bearing capacity and the stability of support.

3. The utility model provides a minor longitudinal beam mounting platform adopts L type cardboard and girder cooperation to form the spacing groove, through the top flange with this spacing groove joint in steel crossbeam, can realize fixing the high strength ground of pedal platform, makes the difficult emergence of pedal platform rock, further guarantees constructor's safety.

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 reference diagram of a use state of a small longitudinal beam mounting platform provided in an embodiment of the present invention;

fig. 2 is a connection structure diagram of a main beam and a steel cross beam in the small longitudinal beam mounting platform shown in fig. 1.

Detailed Description

Reference will now be made in detail to 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 function 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.

It will be understood by those within the art that, unless expressly stated otherwise, the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.

Fig. 1 and fig. 2 show jointly the utility model provides a little longeron mounting platform, its installation work platform that is used for taking to establish on many steel crossbeams and form little longeron owing to have great construction work area and better stability, makes things convenient for constructor to carry out the installation procedure of little longeron.

As shown in fig. 1, minor longitudinal beam mounting platform 1 includes support 11 and lays in step platform 12 on the support 11, support 11 can set up in many steel crossbeams 2's top surface, through support 11 supports step platform 12 to can provide great construction work platform near the predetermined mounted position of minor longitudinal beam 3, overall structure is simple and stable strong, can be convenient for constructor current between many steel crossbeams 2, conveniently accomplish minor longitudinal beam 3's installation procedure, improve construction safety simultaneously.

Specifically, the support 11 includes two main beams 111 and many secondary beams 112, two main beams 111 interval and parallel arrangement, two main beam 111 is used for crossing perpendicularly the top surface of locating many steel crossbeams 2 relative steel crossbeam 2, many secondary beam 112 lays two with the interval between the main beams 111, the both ends of secondary beam 112 respectively with two main beam 111 is connected, through secondary beam 112 will main beam 111 is connected, can with the load evenly distributed of main beam 111 is all around, makes the support system atress even.

Preferably, the secondary beam 112 is perpendicular to the main beam 111, and a plurality of secondary beams 112 are arranged along the length direction of the main beam 111 at equal intervals, so as to form a plurality of 'mouth' -shaped structures between the two main beams 111, and better play a role in transferring load.

Preferably, the distance between two adjacent secondary beams 112 is smaller than the distance between two main beams 111, so that the arrangement of the secondary beams 112 is denser, an excessive hollow area is avoided between the two main beams 111, and the supporting strength of the support 11 to the pedal table 12 is improved.

Further, the main beam 111 is formed by cutting [10 channel steel according to the required length, the secondary beam 112 is angle steel of 75mmx5mm, and the foot rest 12 comprises a steel plate net, so that the support strength is ensured, and the materials are conveniently taken and assembled.

Preferably, the small longitudinal beam mounting platform 1 further comprises a steel bar (not shown, the same below), the steel bar is arranged between two adjacent secondary beams 112 and connects the two adjacent secondary beams 112, and the steel bar is a common 16mm steel bar, so that materials can be conveniently obtained on the construction site. When the secondary beam 112 is connected with the two main beams 111, the reinforcing steel bars are used for connecting the two adjacent secondary beams 112, the main beams 111 and the secondary beams 112 are further connected to form a whole, the structural strength is improved, and the bearing capacity and the stability of the support 11 are ensured.

Furthermore, two reinforcing steel bars are arranged between two adjacent secondary beams 112, and the two reinforcing steel bars are arranged in a mutually crossed manner, so that an X-shaped reinforced connecting structure is formed in a mouth-shaped structure formed by the secondary beams 112 and the main beam 111 in a surrounding manner, and the rigidity and strength of the whole structure are further improved.

In other embodiments, two reinforcing bars may be disposed parallel to each other between two adjacent secondary beams 112, which may also serve to reinforce the connection.

Preferably, the minor longitudinal beam installation platform 1 further includes guard rails (not shown, the same applies below) disposed around the foot rest 12, and the guard rails protect constructors on the foot rest 12 to ensure construction safety.

Referring to fig. 2, the minor longitudinal beam mounting platform 1 further includes an L-shaped clamping plate 13, the L-shaped clamping plate 13 is connected to the bottom surface of the main beam 111 and forms a limiting groove 100 together with the main beam 111, the limiting groove 100 is used for being clamped with the upper flange 21 of the steel beam 2, and the minor longitudinal beam mounting platform 1 can realize the limiting and fixing of the main beam 111 in the vertical direction relative to the steel beam 2 by clamping the limiting groove 100 on the upper flange 21, so that the high-strength fixing of the foot rest 12 is realized, the overall structure is simple, the stability is strong, the foot rest 12 is not prone to shake when in use, and the safety of constructors is further ensured.

Preferably, the number of the L-shaped clamping plates 13 is at least two, so that the two sides of the main beam 111 corresponding to the steel beam 2 are both provided with the L-shaped clamping plates 13, and the two limiting grooves 100 formed by the L-shaped clamping plates 13 and respectively arranged on the two sides of the steel beam 2 are respectively used for being clamped with the two ends of the upper flange 21, so that the main beam 111 can be limited and fixed relative to the steel beam 2 along the length direction thereof, and the stability of the main beam is further improved.

Specifically, the L-shaped clamping plate 13 includes a side wall 131 and a bottom wall 132, the side wall 131 is connected to the main beam 111 and extends in a direction away from the main beam 111, the bottom wall 132 is disposed at an end of the side wall 131 away from the main beam 111, the bottom wall 132 is parallel to the main beam 111, and a distance between the bottom wall 132 and the main beam 111 is equal to or slightly greater than a thickness of the upper flange 21 in the vertical direction, so that the minor longitudinal beam mounting platform 1 is clamped on the upper flange 21 by a common limiting effect of the bottom wall 132 and the main beam 111, and the minor longitudinal beam mounting platform 1 is prevented from jumping up and down relative to the upper flange 21.

As shown in fig. 1, one end of the small longitudinal beam mounting platform 1 can be erected on the mounted beam section 4, and the other end of the small longitudinal beam mounting platform is erected on the steel cross beam 2 after being spanned by the steel cross beams 2, so that a construction operation platform extending from the mounted beam section 4 to the steel cross beams 2 is formed.

The foregoing is only a partial embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (10)

1. The utility model provides a minor longitudinal beam mounting platform, its characterized in that includes the support and lays in step platform on the support, the support includes two girders and many secondary beams, two girder parallel arrangement each other is used for relative steel crossbeam to stride perpendicularly and locates the top surface of many steel crossbeams, many the secondary beam has the interval to lay and locates two between the girder, the both ends of secondary beam respectively with two girder connection.

2. The stringer mounting platform of claim 1 further comprising a reinforcement disposed between and connecting adjacent secondary beams.

3. The minor longitudinal beam mounting platform according to claim 2, wherein two reinforcing bars are arranged between two adjacent minor beams, and the two reinforcing bars are arranged in parallel or in a cross manner.

4. The stringer mounting platform of claim 1 wherein said secondary beams are disposed vertically with respect to said primary beams.

5. The minor stringer mounting platform of claim 1 or 4, wherein a plurality of said minor stringers are arranged equidistantly along a length of said major stringer.

6. The stringer mounting platform of claim 5 wherein the spacing between adjacent ones of said secondary beams is less than the spacing between said primary beams.

7. The minor stringer mounting platform of claim 1, further comprising a guard rail disposed about said foot platform.

8. The stringer mounting platform of claim 1 wherein said foot platforms comprise a steel mesh.

9. The minor longitudinal beam mounting platform according to claim 1, further comprising an L-shaped clamping plate connected to a bottom surface of the main beam, wherein the L-shaped clamping plate and the main beam together form a limiting groove for clamping with an upper flange of the steel cross beam.

10. The minor longitudinal beam mounting platform according to claim 9, wherein the L-shaped clamping plates are respectively disposed on two sides of the main beam corresponding to the steel cross beam, and limiting grooves formed by the two L-shaped clamping plates respectively disposed on two sides of the steel cross beam are respectively used for being clamped with two ends of the upper flange.

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