CN217129027U

CN217129027U - Telescopic portable slab rib protection temporary bridge

Info

Publication number: CN217129027U
Application number: CN202220885902.8U
Authority: CN
Inventors: 李世恒; 江文
Original assignee: China Nuclear Industry Huatai Construction Co ltd
Current assignee: China Nuclear Industry Huatai Construction Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-08-05
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a scalable portable slab muscle protection suspension bridge, including assembling the unit, assembling the unit and including a set of inside hollow square expansion plate, adopting nested formula sliding connection between the expansion plate, all being connected with the supporting leg on four turnings of the expansion plate bottom in the outside, be connected with the supporting leg on two left turnings in remaining expansion plate bottom, supporting leg height-adjustable festival is adjacent to assemble and passes through connecting device interconnect between the unit. The utility model discloses it is big effectively to have overcome current plate muscle protector material consumption, consumes the manual work, and the turnover rate is low, the poor problem of flexibility, and the reliability is high, simple structure, and easily preparation is worth promoting.

Description

Telescopic portable slab rib protection temporary bridge

Technical Field

The utility model relates to a construction technical field specifically is a scalable portable slab muscle protection suspension bridge.

Background

The current construction industry steel bar engineering plate muscle takes place easily because of the workman tramples the plate muscle collapse problem that leads to, causes concrete protective layer thickness not enough, and the reinforcing bar squints, seriously influences structure construction quality, structure safety even.

At present, a common solution is that after the plate rib construction is completed, a template temporary bridge is laid on the plate surface to be used as a pedestrian passage for protection. Or a steel bar welded temporary bridge is used as protection. Both of the above two measures have the following problems: (1) a large amount of materials, such as templates, wood purlin, reinforcing steel bars and the like are consumed; (2) a large amount of labor is consumed; (3) the turnover rate is very low; (4) the flexibility is poor.

Therefore, a novel temporary bridge with the plate reinforcement protection function is needed, which is convenient to splice, flexible to use and convenient to turnover, does not occupy the field, and overcomes the technical defects.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a scalable portable lath protection temporary bridge to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a scalable portable slab muscle protection temporary bridge, is including assembling the unit, it includes the hollow square expansion plate of a set of inside to assemble the unit, adopts nested formula sliding connection between the expansion plate, all is connected with the supporting leg on four turnings of the expansion plate bottom in the outside, is connected with the supporting leg on two left turnings in all the other expansion plate bottoms, supporting leg height-adjustable is adjacent assembles between the unit through connecting device interconnect.

Further, be provided with the butt joint board on the right-hand member face of the expansion plate in the outside and on the left end face of the expansion plate in the innermost side, the both ends of butt joint board are provided with the lock cylinder groove of vertical setting, lock cylinder groove and lock cylinder joint cooperation, the lock cylinder both ends are provided with the gag lever post, the top in lock cylinder groove is provided with the gag lever post of level setting and passes through the groove.

Further, the supporting leg includes the outer pole cover, sliding connection has the inner rod core in the outer pole cover, be provided with the bar groove of vertical setting on the lateral wall around the inner rod core, bar groove right side evenly distributed has a set of side cross slot, the junction of bar groove and side cross slot is provided with the transition fillet, the bottom of lateral wall is provided with the cross slot around the outer pole cover, the cross slot right side is provided with the spacing limit groove that upwards extends, the cross slot overlaps with bar groove, side cross slot position, wear to be equipped with the check lock lever in cross slot, bar groove, the side cross slot.

Furthermore, two ends of the locking rod are connected with U-shaped rods.

Furthermore, the front side and the rear side of the left end of the innermost telescopic plate are fixedly connected with triangular extension plates.

Furthermore, the upper end face of the expansion plate is provided with a wavy anti-skidding groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the assembly units can be used independently or spliced, the height of the supporting legs can be adjusted within a certain range according to requirements, the assembly and disassembly are convenient when the assembly units are spliced, the height of the supporting legs is easy and convenient to adjust, and the structural stability is high;

2. in the utility model, the extension board is used for filling the gap at the right-angle corner, avoiding accidental stepping;

3. the utility model discloses in, antiskid groove is used for promoting the non-skid property of suspension bridge, avoids bridge floor ponding to skid.

To sum up, the utility model discloses it is big effectively to have overcome current plate muscle protector material consumption, consumes the manual work, and the turnover rate is low, the poor problem of flexibility, and the reliability is high, and simple structure easily makes, is worth promoting.

Drawings

FIG. 1 is a schematic structural diagram of an assembly unit in a retractable portable reinforced concrete protective access bridge;

FIG. 2 is a schematic view of a splicing structure of a portable retractable reinforcing plate for protecting a temporary bridge;

FIG. 3 is an enlarged view of a portion of FIG. 2 at K;

FIG. 4 is a schematic structural view of a support leg in a portable telescopic reinforcing steel bar protection access bridge;

FIG. 5 is an exploded view of a support leg of a portable retractable stud protected access bridge.

In the figure: 1-assembly unit, 2-expansion plate, 3-supporting leg, 4-extension plate, 5-butt plate, 6-lock cylinder groove, 7-limiting rod through groove, 8-lock cylinder, 9-antiskid groove, 10-outer rod sleeve, 11-inner rod core, 12-strip groove, 13-lateral transverse groove, 14-transition fillet, 15-transverse groove, 16-limiting edge groove, 17-U-shaped rod and 18-locking rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-5, a telescopic portable reinforced concrete protective access bridge comprises an assembling unit 1, wherein the assembling unit 1 comprises a group of square expansion plates 2 with hollow interiors, the expansion plates 2 are connected in a nested sliding manner, supporting legs 3 are connected to four corners at the bottom of the expansion plate 2 at the outermost side, the supporting legs 3 are connected to two left corners at the bottom of the rest expansion plates 2, the height of each supporting leg 3 is adjustable, and the adjacent assembling units 1 are connected with each other through connecting devices.

Be provided with docking plate 5 on the right-hand member face of the expansion plate 2 in the outside and on the left end face of the expansion plate 2 in the innermost side, docking plate 5's both ends are provided with the lock post groove 6 of vertical setting, lock post groove 6 and the cooperation of 8 joints of lock post, 8 both ends of lock post are provided with the gag lever post, the gag lever post that the top in lock post groove 6 was provided with the level and sets up passes through groove 7.

The supporting leg 3 includes outer pole cover 10, sliding connection has interior pole core 11 in the outer pole cover 10, be provided with the bar groove 12 of vertical setting on the lateral wall around the interior pole core 11, bar groove 12 right side evenly distributed has a set of side transverse groove 13, bar groove 12 is provided with transition fillet 14 with the junction of side transverse groove 13, the bottom of lateral wall is provided with transverse groove 15 before outer pole cover 10, the 15 right sides in transverse groove is provided with the spacing limit groove 16 that upwards extends, transverse groove 15 overlaps with bar groove 12, side transverse groove 13 position, wear to be equipped with check lock lever 18 in transverse groove 15, bar groove 12, the side transverse groove 13.

The two ends of the locking rod 18 are connected with U-shaped rods 17.

After the construction of the plate ribs is completed, the expansion plates 2 in the assembly units 1 are unfolded and then placed on the plate surface to serve as a walking temporary bridge to protect the steel bars, and the thickness of a concrete layer outside the steel bars is not enough after the position deviation is avoided; when in use, the assembling unit 1 can be used independently or spliced, and the height of the supporting legs 3 can be adjusted within a certain range according to requirements; when the splicing units 1 are spliced, the lock columns 8 are clamped in the lock column grooves 6 after the butt-joint plates 5 are aligned, and the limiting rods of the lock columns 8 pass through the grooves 7, so that the splicing units are convenient to disassemble and assemble; when adjusting 3 height of supporting leg, pull suitable position with interior pole core 11 to align transverse groove 15, side transverse groove 13, then with check lock lever 18 pull to transverse groove 15 rightmost end can, outer rod cover 10 descends under the effect of gravity, check lock lever 18 joint realizes locking in arriving spacing limit slot 16, simple structure, stability is high.

Example 2: referring to fig. 1 to 3, a portable retractable bridge with a reinforced protection function is different from embodiment 1 in that triangular extension plates 4 are fixedly connected to the front and rear sides of the left end of the innermost extension plate 2.

In this embodiment, the extension board 4 is used for filling the gap at the right-angle turn, and avoids accidentally stepping on the air.

Example 3: referring to fig. 1 to 3, a portable retractable and portable bridge with plate ribs for protecting a bed bridge is different from

embodiments

1 and 2 in that a wave-shaped anti-slip groove 9 is formed in an upper end surface of the retractable plate 2.

In this embodiment, antiskid groove 9 is used for promoting the non-skid property of temporary bridge, avoids the bridge floor ponding to skid.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a scalable portable lath protection access bridge, is including assembling unit (1), its characterized in that: assemble unit (1) including a set of inside hollow square expansion plate (2), adopt nested formula sliding connection between expansion plate (2), all be connected with supporting leg (3) on four turnings of expansion plate (2) bottom in the outside, be connected with supporting leg (3) on the left two turnings of remaining expansion plate (2) bottom, supporting leg (3) height-adjustable, adjacent assemble and pass through connecting device interconnect between unit (1).

2. The retractable portable reinforced plastic protective access bridge of claim 1, wherein: be provided with butt plate (5) on the right-hand member face of the expansion plate (2) in the outside and on the left end face of the most inboard expansion plate (2), the both ends of butt plate (5) are provided with lock post groove (6) of vertical setting, lock post groove (6) and lock post (8) joint cooperation, lock post (8) both ends are provided with the gag lever post, the top in lock post groove (6) is provided with the gag lever post that the level set up and passes through groove (7).

3. The retractable portable reinforced protective access bridge of claim 1, wherein: supporting leg (3) are including outer rod cover (10), sliding connection has inner rod core (11) in outer rod cover (10), be provided with bar groove (12) of vertical setting on the lateral wall around inner rod core (11), bar groove (12) right side evenly distributed has a set of side transverse groove (13), bar groove (12) are provided with transition fillet (14) with the junction of side transverse groove (13), the bottom of lateral wall is provided with transverse groove (15) around outer rod cover (10), transverse groove (15) right side is provided with spacing limit groove (16) of upwards extending, transverse groove (15) and bar groove (12), side transverse groove (13) position overlap, wear to be equipped with check lock lever (18) in transverse groove (15), bar groove (12), the side transverse groove (13).

4. The retractable portable reinforced protective access bridge of claim 3, wherein: and two ends of the locking rod (18) are connected with U-shaped rods (17).

5. The retractable portable reinforced protective access bridge of claim 1, wherein: the front side and the rear side of the left end of the innermost expansion plate (2) are fixedly connected with triangular extension plates (4).

6. The retractable portable reinforced plastic protective access bridge of claim 1, wherein: the upper end face of the expansion plate (2) is provided with a wavy anti-skidding groove (9).