CN216663852U

CN216663852U - Anti-falling device for construction of arch bridge steel beam structure

Info

Publication number: CN216663852U
Application number: CN202123396885.6U
Authority: CN
Inventors: 苗泽鲁; 刘振国; 王亮
Original assignee: Binzhou Highway Maintenance Engineering Co ltd; Shandong Luda Regeneration Technology Co ltd; Shandong Ruitai Highway Engineering Co ltd
Current assignee: Binzhou Highway Maintenance Engineering Co ltd; Shandong Luda Regeneration Technology Co ltd; Shandong Ruitai Highway Engineering Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-03
Anticipated expiration: 2031-12-30

Abstract

The utility model provides an anti-falling device for arch bridge steel beam structure construction, which comprises: supporting mechanism, girder, spacing mechanism and buffer gear, all install supporting mechanism top both sides stop mechanism, the stop mechanism in-connection has the girder, supporting mechanism with all be connected with on the girder buffer gear. According to the utility model, the main beams are supported by the supporting mechanism, the limiting mechanism can limit the main beams, the buffer mechanism can absorb shock of the main beams and increase the connection tightness between the main beams and the supporting mechanism, the connection mechanism can ensure the connection force between adjacent main beams, and meanwhile, the middle part of the connecting rod in the connection mechanism is connected with the main beams by the fastening mechanism, so that the stress of the main beams on the connecting rod is reduced, and the connecting rod can be ensured to have a better connection effect, thereby enhancing the connection force of the connection mechanism on the main beams and improving the falling prevention performance of the device.

Description

Anti-falling device for construction of arch bridge steel beam structure

Technical Field

The utility model relates to the technical field of construction of an arch bridge steel beam structure, in particular to an anti-falling device for construction of the arch bridge steel beam structure.

Background

Steel structures are structures composed of steel materials and are one of the main building structure types. The structure mainly comprises steel beams, steel columns, steel trusses and other members made of section steel, steel plates and the like, and adopts the processes of rust removal and rust prevention such as silanization, pure manganese phosphating, washing and drying, galvanization and the like.

However, in the construction process of the existing arch bridge steel beam structure, the connection of the adjacent main beams is prevented from falling through the connecting rods, and the adjacent main beams generate large stress when being deformed, so that the connecting rods are easily damaged due to the stress, and the falling prevention performance of the connecting mechanism is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a falling prevention device for construction of an arch bridge steel beam structure, which aims to solve the problems that in the prior art, the connection of adjacent main beams is prevented from falling through connecting rods in the construction process of the existing arch bridge steel beam structure, and the connecting rods are easily damaged due to large stress generated when the adjacent main beams deform, so that the falling prevention performance of a connecting mechanism is reduced.

In order to achieve the above object, according to one aspect of the present invention, there is provided a drop prevention device for construction of a steel girder structure of an arch bridge, comprising: supporting mechanism, girder, spacing mechanism and buffer gear, all install supporting mechanism top both sides stop gear, the stop gear in-connection has the girder, supporting mechanism with all be connected with on the girder buffer gear, install coupling mechanism on the girder, the last fastening device that is connected with of coupling mechanism.

Further, the supporting mechanism comprises a supporting seat arranged at the bottom, a supporting rod fixed above the supporting seat and a mounting seat connected to the top of the supporting rod, the mounting seat can be connected with the ground and then supported by the supporting rod, and the limiting mechanism and the main beam can be fixed on the mounting seat.

Further, stop gear is including fixing limiting plate on the mount pad and installing fixing bolt on the limiting plate can pass through the limiting plate is spacing to the girder, then the staff makes fixing bolt connects the girder with the limiting plate.

Further, buffer gear is including installing fixing base one, connection on one side of the bracing piece are in the buffer frame of fixing base one side, connection are in the connection chain of buffer frame one end and fixing the fixing base two of girder bottom can pass through buffer gear connects girder and supporting mechanism are right the girder carries out the shock attenuation, simultaneously, increases the girder with supporting mechanism's connection compactness.

Furthermore, the connecting mechanism comprises a first connecting seat arranged on one side of the main beam, a second connecting seat arranged on the other side of the main beam and a connecting rod connected with the first connecting seat and the second connecting seat, the two connecting seats and the two connecting seats can be respectively arranged on two sides of a welding seam of the main beam, and then the connecting rod is used for connecting the first connecting seat and the second connecting seat.

Furthermore, fastening device is including installing the adapter sleeve in the connecting rod outside, fixing the backup pad of adapter sleeve one end and connecting the mounting panel of backup pad one end can with the adapter sleeve with the connecting rod welds, then makes the adapter sleeve passes through the backup pad is supported, and passes through the mounting panel is fixed on the girder, can be right in the coupling mechanism the connecting rod middle part with the girder is connected, reduces the girder is right the stress that the connecting rod produced, and then can guarantee the connecting rod plays better linkage effect, thereby strengthens coupling mechanism is to the binding power of girder, the anti-falling performance of improving device.

Furthermore, the first connecting seat and the second connecting seat are installed on two sides of the welding port of the main beam, and the connecting rod is convenient to connect the two adjacent main beams through the first connecting seat and the second connecting seat.

Furthermore, the internal diameter of the fastening sleeve is larger than the diameter of the connecting rod, and the fastening sleeve is of an arc-shaped structure and can enable the connecting rod to be connected with the fastening mechanism through the fastening sleeve.

By applying the technical scheme of the utility model, the main beam is supported by the supporting mechanism, the limiting mechanism can limit the main beam, the buffer mechanism can absorb shock of the main beam and increase the connection tightness between the main beam and the supporting mechanism, the connecting mechanism can ensure the connection force between adjacent main beams, and meanwhile, the middle part of the connecting rod in the connecting mechanism is connected with the main beam by the fastening mechanism, so that the stress of the main beam on the connecting rod is reduced, and the connecting rod can be ensured to have a better connection effect, thereby enhancing the connection force of the connecting mechanism on the main beam and improving the anti-falling performance of the device.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the utility model, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a front view illustrating a falling off prevention apparatus for construction of an arch bridge steel girder structure according to the present invention;

fig. 2 is a plan view illustrating a drop prevention device for construction of an arch bridge steel girder structure according to the present invention;

fig. 3 shows an enlarged view of a place a of a drop prevention device for construction of a girder structure of an arch bridge according to the present invention.

Wherein the figures include the following reference numerals:

1. a support mechanism; 101. a supporting seat; 102. a support bar; 103. a mounting seat; 2. a main beam; 3. a limiting mechanism; 301. a limiting plate; 302. fixing the bolt; 4. a buffer mechanism; 401. a first fixed seat; 402. a buffer frame; 403. connecting a chain; 404. a second fixed seat; 5. a connecting mechanism; 501. a first connecting seat; 502. a connecting rod; 503. a second connecting seat; 6. a fastening mechanism; 601. mounting a plate; 602. a support plate; 603. and (7) fastening sleeves.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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 invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances for describing embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1-3, a device is used in arch bridge girder steel structure construction and prevents falling, supporting mechanism 1, girder 2, stop gear 3 and buffer gear 4, stop gear 3 is all installed to supporting mechanism 1 top both sides, stop gear 3 can carry on spacingly to girder 2, girder 2 is connected in the stop gear 3, buffer gear 4 all is connected with on supporting mechanism 1 and the girder 2, buffer gear 4 can carry out the shock attenuation to girder 2, and increase girder 2 and supporting mechanism 1's the compactness of being connected, install coupling mechanism 5 on girder 2, coupling mechanism 5 can guarantee the engaging force between the adjacent girder 2, be connected with fastening device 6 on coupling mechanism 5. According to the utility model, the main beam 2 is supported by the supporting mechanism 1, the limiting mechanism 3 can limit the main beam 2, the buffer mechanism 4 can absorb shock to the main beam 2, the connection tightness between the main beam 2 and the supporting mechanism 1 is increased, the connection mechanism 5 can ensure the connection force between the adjacent main beams 2, meanwhile, the connection mechanism 5 is connected with the main beam 2 through the fastening mechanism 6, the stress of the main beam 2 to the connection mechanism 5 is reduced, and further, the connection mechanism 5 can be ensured to have a better connection effect, so that the connection force of the connection mechanism 5 to the main beam 2 is enhanced, and the falling prevention performance of the device is improved.

As shown in fig. 1 to 3, as an embodiment, the supporting mechanism 1 includes a supporting base 101 installed at the bottom of the supporting mechanism 1, a supporting rod 102 fixed above the supporting base 101, and an installation base 103 connected to the top of the supporting rod 102, and can be connected to the ground through the installation base 103, and then supported by the supporting rod 102, and the limiting mechanism 3 and the main beam 2 can be fixed on the installation base 103.

As shown in fig. 1 to 3, as an embodiment, the limiting mechanism 3 includes a limiting plate 301 fixed on the mounting seat 103 and a fixing bolt 302 installed on the limiting plate 301, and can limit the main beam 2 by the limiting plate 301, and then the worker connects the main beam 2 and the limiting plate 301 by the fixing bolt 302.

As shown in fig. 1 to fig. 3, as an embodiment, the buffer mechanism 4 includes a first fixing seat 401 installed on one side of the support rod 102, a buffer frame 402 connected to one side of the first fixing seat 401, a connecting chain 403 connected to one end of the buffer frame 402, and a second fixing seat 404 fixed to the bottom of the main beam 2, and can connect the main beam 2 and the support mechanism 1 through the buffer mechanism 4, so as to damp the main beam 2 and increase the connection tightness between the main beam 2 and the support mechanism 1.

As shown in fig. 1 to 3, as an embodiment, the connection mechanism 5 includes a first connection seat 501 installed at one side of the main beam 2, a second connection seat 503 installed at the other side of the main beam 2, and a link 502 connecting the first connection seat 501 and the second connection seat 503, and the first connection seat 501 and the second connection seat 503 can be installed at both sides of the welding seam of the main beam 2, respectively, and then the link 502 is used to connect the first connection seat 501 and the second connection seat 503.

As shown in fig. 1-3, the fastening mechanism 6 includes a fastening sleeve 603 installed outside the connecting rod 502, a supporting plate 602 fixed at one end of the fastening sleeve 603, and a mounting plate 601 connected at one end of the supporting plate 602, the fastening sleeve 603 and the connecting rod 502 can be welded, then the fastening sleeve 603 is supported by the supporting plate 602, and is fixed on the main beam 2 through the mounting plate 601, the middle part of the connecting rod 502 in the connecting mechanism 5 can be connected with the main beam 2, the stress generated by the main beam 2 on the connecting rod 502 is reduced, and further the connecting rod 502 can be ensured to have a better connecting effect, so that the connecting force of the connecting mechanism 5 on the main beam 2 is enhanced, and the anti-falling performance of the device is improved.

As shown in fig. 1 to 3, as an embodiment, the first connecting seat 501 and the second connecting seat 503 are installed at both sides of the welding port of the main beam 2, so that the connecting rod connects the adjacent main beams 2 through the first connecting seat 501 and the second connecting seat 503.

As shown in fig. 1 to 3, as an embodiment, the inner diameter of the fastening sleeve 603 is larger than the diameter of the connecting rod 502, and the fastening sleeve 603 has an arc structure, so that the connecting rod 502 can be connected with the fastening mechanism 6 through the fastening sleeve 603.

The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

Spatially relative terms, such as "above … …", "above … …", "above … …", "above", and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the orientation words such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and in the case of not making a reverse description, these orientation words do not indicate and imply that the device or element being referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be considered as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an arch bridge girder steel structure construction is with preventing device that falls which characterized in that includes: supporting mechanism (1), girder (2), stop gear (3) and buffer gear (4), all install supporting mechanism (1) top both sides stop gear (3), stop gear (3) in-connection have girder (2), supporting mechanism (1) with all be connected with on girder (2) buffer gear (4), install coupling mechanism (5) on girder (2), be connected with fastening device (6) on coupling mechanism (5).

2. A drop prevention device for construction of a steel girder structure of an arch bridge according to claim 1, wherein the supporting mechanism (1) comprises:

a support base (101) at the bottom;

a support rod (102) fixed above the support base (101);

and the mounting seat (103) is connected to the top of the support rod (102).

3. The arch bridge steel beam structure construction falling prevention device according to claim 2, wherein the limiting mechanism (3) comprises: a limiting plate (301) fixed on the mounting seat (103) and a fixing bolt (302) arranged on the limiting plate (301).

4. A drop prevention device for construction of a steel girder structure of an arch bridge according to claim 3, wherein the buffering mechanism (4) comprises:

a first fixed seat (401) arranged on one side of the support rod (102);

the buffer frame (402) is connected to one side of the first fixed seat (401);

a connecting chain (403) connected to one end of the buffer frame (402);

and a second fixed seat (404) fixed at the bottom of the main beam (2).

5. An arch bridge steel beam structure construction anti-falling device according to claim 4, characterized in that the connecting mechanism (5) comprises:

a first connecting seat (501) arranged on one side of the main beam (2);

a second connecting seat (503) arranged at the other side of the main beam (2);

a connecting rod (502) connecting the first connecting seat (501) and the second connecting seat (503).

6. A drop prevention device for construction of a steel girder structure of an arch bridge according to claim 5, wherein the fastening mechanism (6) comprises:

a fastening sleeve (603) mounted on the outside of the connecting rod (502);

a support plate (602) fixed at one end of the fastening sleeve (603);

and the mounting plate (601) is connected to one end of the support plate (602).

7. The arch bridge steel girder structure construction anti-falling device according to claim 6, wherein the first connecting seat (501) and the second connecting seat (503) are installed at both sides of the welding port of the main girder (2).

8. The arch bridge steel beam structure construction falling prevention device is characterized in that the inner diameter of the fastening sleeve (603) is larger than the diameter of the connecting rod (502), and the fastening sleeve (603) is of an arc structure.