CN218147750U

CN218147750U - Landing stage is with current structure and landing stage

Info

Publication number: CN218147750U
Application number: CN202222523232.8U
Authority: CN
Inventors: 郑怀臣; 毛成宝; 张维颂; 段长林; 粟俊杰
Original assignee: Hunan Wuxin Formwork Co Ltd
Current assignee: Hunan Wuxin Formwork Co Ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2022-12-27
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a landing stage is with current structure, including the panel, be used for connecting panel and landing stage's connecting seat and a plurality of strengthening rib, strengthening rib welded fastening in the panel downside is a plurality of the strengthening rib is followed the length direction of panel arranges, the panel both sides are equipped with ascending first portion of bending. The utility model provides a trestle, includes two main bridges and locates a plurality of crossbeams between two main bridges, the crossbeam upper berth is equipped with foretell trestle and uses current structure, the connecting seat with crossbeam fixed connection. The utility model has the advantages of simple structure, low cost, and being beneficial to reducing self weight.

Description

Trestle is with current structure and trestle

Technical Field

The utility model relates to an equipment technical field for the tunnel construction especially relates to a landing stage is with current structure and landing stage.

Background

The trestle is an important device in tunnel construction, and the bridge deck is a passing structural member of the trestle. The common structural form of the bridge deck of the trestle is as follows: 1) Welding a steel plate on the tops of a plurality of I-shaped steel beams arranged along the longitudinal direction (namely the length direction of the tunnel), locally adding a rib plate and then welding the rib plate into a whole; 2) And a steel plate is welded at the top of the C-shaped bending beam which is longitudinally arranged, and then the rib plates are locally added to be welded into a whole.

The common passing structural member for the trestle has the following defects: 1) More parts, large welding workload and complex processing technology; 2) In order to meet the strength requirement, the distance between the longitudinal beams is small, the number of the longitudinal beams is large, the whole weight is heavy, and the production and manufacturing cost is high.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide a simple structure, with low costs, be favorable to alleviateing the landing stage of self weight with current structure.

The utility model discloses further provide a landing stage that contains above-mentioned landing stage with current structure.

In order to solve the technical problem, the utility model adopts the following technical scheme:

the utility model provides a landing stage is with current structure, includes the panel, is used for connecting panel and landing stage's connecting seat and a plurality of strengthening rib, strengthening rib welded fastening in the panel downside is a plurality of the strengthening rib is followed the length direction of panel arranges, the panel both sides are equipped with ascending first portion of bending.

As a further improvement of the above technical solution: first portion upside of bending is equipped with the outside second portion of bending, the second portion outside of bending is equipped with decurrent third portion of bending, the height that highly is greater than of third portion of bending the height of panel, the strengthening rib is U type structure, first portion of bending, second portion of bending and third portion of bending all with the strengthening rib welding.

As a further improvement of the technical scheme: at least one end of the panel is provided with an end connecting plate.

As a further improvement of the above technical solution: the tip connecting plate upside with the welding of second bending, inboard with the welding of first bending, the outside with the welding of third bending, the downside is not less than the panel.

As a further improvement of the above technical solution: and the end connecting plate is provided with a fastener mounting hole.

As a further improvement of the above technical solution: the connecting seat is arranged on the upper side of the panel, and the connecting seat and the panel are all provided with fastener mounting holes.

As a further improvement of the above technical solution: the panel is provided with grains for increasing friction force.

As a further improvement of the above technical solution: the panel is welded with deformed steel bars.

As a further improvement of the above technical solution: the reinforcing ribs are steel plates, angle steels or L-shaped reinforcing plates formed by bending.

The utility model provides a trestle, includes two main bridges and locates a plurality of crossbeams between two main bridges, the crossbeam upper berth is equipped with foretell trestle and uses current structure, the connecting seat with crossbeam fixed connection.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a landing stage is with current structure, wherein the panel adopts the whole shaping of bending, simple process, and it is convenient to make, and panel itself possesses that the wholeness is good, light and handy, characteristics that intensity is high, and recessed structure also can provide the guide effect for the tire of vehicle simultaneously, avoids taking place the skew. And then installing a plurality of reinforcing ribs in the panel after bending and forming and welding the reinforcing ribs to form a whole. The bridge deck has the advantages that the number of parts used by the whole bridge deck is small, the welding labor amount of workers is reduced, the manufacturing process is simple, and the manufacturing cost is reduced.

The utility model discloses a trestle, including foretell trestle with current structure, therefore have above-mentioned advantage equally.

Drawings

Fig. 1 is a schematic view of the structure of the trestle bridge.

Fig. 2 is a schematic view of the overhead structure of the landing stage passage structure of the present invention.

Fig. 3 is a side view schematic diagram of the passage structure for trestle of the present invention.

Fig. 4 is a schematic cross-sectional structure diagram of a panel according to the present invention.

Fig. 5 is a schematic view of the trestle according to the present invention.

Fig. 6 is a schematic side view of the trestle of the present invention.

The reference numerals in the figures denote: 1. a panel; 11. a first bending portion; 12. a second bending portion; 13. a third bent portion; 2. a connecting seat; 3. reinforcing ribs; 4. an end connecting plate; 5. a fastener mounting hole; 7. a main bridge; 8. a cross member.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

Example one

Fig. 1 to 4 show the utility model discloses landing stage is with current structure's an embodiment, the landing stage of this embodiment is with current structure, including panel 1, the connecting seat 2 that is used for connecting panel 1 and landing stage and a plurality of strengthening

rib

3, 3 welded fastening of strengthening rib are in panel 1 downside, and a plurality of strengthening ribs 3 are arranged along panel 1's length direction (for controlling the direction in fig. 1 and fig. 2), and panel 1 both sides are equipped with ascending first bending portion 11.

The current structure for landing stage of this embodiment, wherein panel 1 adopts the whole shaping of bending, simple process, and it is convenient to make, and panel 1 itself possesses the characteristics that the wholeness is good, light and handy, intensity is high, and recessed structure can also provide the guide effect for the tire of vehicle simultaneously, avoids taking place the skew. Then, a plurality of reinforcing ribs 3 are mounted on the panel 1 formed by bending and are welded to be connected into a whole. The bridge deck has the advantages that the number of parts used by the whole bridge deck is small, the welding labor amount of workers is reduced, the manufacturing process is simple, and the manufacturing cost is reduced.

Further, in this embodiment, an outward second bending portion 12 is disposed on an upper side of the first bending portion 11, a downward third bending portion 13 is disposed on an outer side of the second bending portion 12, a height of the third bending portion 13 is greater than a height of the panel 1, the reinforcing rib 3 is a U-shaped structure, and the first bending portion 11, the second bending portion 12, and the third bending portion 13 are all welded to the reinforcing rib 3. Set up second bending 12, third bending 13, be favorable to improving the intensity of panel 1 self on the one hand, the on the other hand be convenient for strengthening rib 3 location and welding on panel 1. Preferably, the first bend 11 is directed obliquely upward, the third bend 13 is directed vertically downward, and the second bend 12 is directed horizontally outward.

In a preferred embodiment, the panel 1 is welded at least one end with an end connection plate 4. When the length of panel 1 is less than the length of landing stage main bridge 7, need a plurality of decking 1 to assemble, the 1 both ends of panel that are located the middle part all need set up end connection board 4 under this condition, and the panel 1 that is located both ends only one end need set up end connection board 4, connects into whole with all decking through end connection board 4, is favorable to improving the atress situation when decking bears the weight of vehicle (or other equipment that pass through the landing stage).

Further, 4 upside of end connection board is welded with second portion 12 that bends, inboard is welded with first portion 11 that bends, and the outside is welded with third portion 13 that bends, can effectually fix end connection board 4, and bulk strength is high, and simple structure, effective, 4 downside of end connection board are not less than panel 1 (namely 4 downside of end connection board flushes with panel 1 or is higher than panel 1).

In a preferred embodiment, the end connection plate 4 is provided with a fastener mounting hole 5. Fasteners (such as bolts, screws and the like) can be used for realizing the connection and fixation between the bridge panels through the fastener mounting holes 5, and the structure is simple and effective.

As preferred embodiment, connecting seat 2 locates the panel 1 upside, has all seted up fastener mounting hole 5 on connecting seat 2 and the panel 1. The fastener can realize through fastener mounting hole 5 that the connection between connecting seat 2, panel 1 and the landing stage is fixed, simple structure, effective.

In a preferred embodiment, the panel 1 is provided with a texture for increasing the friction force. When the vehicle passes through the panel 1, the friction force can be increased, the slipping is prevented, and the purpose of safe driving is achieved.

Of course, in other embodiments, the panel 1 may be welded with screw steel, so that the purpose of increasing friction and preventing slipping can be achieved when a vehicle passes through the panel 1.

Wherein, the reinforcing rib 3 can be a steel plate, an angle steel or an L-shaped rib plate formed by bending.

Example two

Fig. 5 to 6 show an embodiment of the utility model discloses a trestle, the trestle of this embodiment, include two main girders 7 and locate a plurality of crossbeams 8 between two main girders 7, crossbeam 8 upper berth is equipped with foretell trestle and uses current structure, connecting seat 2 and crossbeam 8 fixed connection.

The trestle of the embodiment comprises the passing structural member for the trestle, so that the trestle has the advantages.

During construction, the bridge deck is placed on the cross beam 8 of the trestle according to the corresponding sequence, the fastener mounting holes 5 are aligned, fasteners such as bolts are installed and fastened, and then the mounting can be completed. Bolts can be arranged between the adjacent bridge deck boards and fastened, so that the bridge deck boards form a whole, and the stress condition of the bridge deck boards when bearing vehicles is improved.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a landing stage is with current structure which characterized in that: including panel (1), be used for connecting seat (2) and a plurality of strengthening rib (3) of panel (1) and landing stage, strengthening rib (3) welded fastening in panel (1) downside, it is a plurality of strengthening rib (3) are followed the length direction of panel (1) arranges, panel (1) both sides are equipped with ascending first portion of bending (11).

2. The passing structure for trestle according to claim 1, characterized in that: first portion of bending (11) upside is equipped with outside second portion of bending (12), the second portion of bending (12) outside is equipped with decurrent third portion of bending (13), the height of third portion of bending (13) is greater than the height of panel (1), strengthening rib (3) are U type structure, first portion of bending (11), second portion of bending (12) and third portion of bending (13) all with strengthening rib (3) welding.

3. The passing structure for trestle according to claim 2, characterized in that: at least one end of the panel (1) is provided with an end connecting plate (4).

4. The passing structure for trestle according to claim 3, characterized in that: end connection board (4) upside with second bending (12) welding, inboard with first bending (11) welding, the outside with third bending (13) welding, the downside is not less than panel (1).

5. The passing structure for trestle according to claim 3, characterized in that: and the end connecting plate (4) is provided with a fastener mounting hole (5).

6. The passing structure for trestle according to claim 1, characterized in that: the connecting seat (2) is arranged on the upper side of the panel (1), and the connecting seat (2) and the panel (1) are all provided with fastener mounting holes (5).

7. The passing structure for trestle according to claim 1, characterized in that: the panel (1) is provided with lines for increasing friction force.

8. The passing structure for trestle according to claim 1, characterized in that: the panel (1) is welded with deformed steel bars.

9. The passing structure for trestle according to any of claims 1 to 8, characterized in that: the reinforcing ribs (3) are steel plates, angle steel or L-shaped rib plates formed by bending.

10. The utility model provides a landing stage, includes two main bridge (7) and locates a plurality of crossbeams (8) between two main bridge (7), its characterized in that: the trestle passing structural member as claimed in any one of claims 1 to 9 is laid on the cross beam (8), and the connecting seat (2) is fixedly connected with the cross beam (8).