CN219344280U - Rail guard is used in road surface bridge construction - Google Patents

Abstract

The utility model discloses a guard rail for road bridge construction, which belongs to the technical field of guard rail construction and aims to solve the problems that the guard rail is flexible, has poor impact resistance and poor durability and can be relatively poor in protection effect when the guard rail is used for protecting a road bridge construction in large area in the prior art, is convenient to store and carry, and comprises two groups of support posts, through grooves are fixedly connected on the two groups of support posts, the two corresponding groups of guard bars can be driven to rotate in a crossing manner by synchronous rotation of the two groups of double-headed screws, the two groups of support posts can be attached to each other, the guard bars are moved into the two groups of support posts to be stored, or the two groups of support posts are unfolded outwards and outwards to form the guard rail.

Description

Rail guard is used in road surface bridge construction

Technical Field

The utility model belongs to the technical field of guard rails, and particularly relates to a guard rail for road bridge construction.

Background

The guard rail is a fence, is mainly used for protecting personal safety and equipment facilities in houses, highways, commercial areas, public places and other places, is visible everywhere in our life, and can be used for different prices per meter length according to different heights.

The existing guard rail (application number: 202221026770. X) for highway bridge construction realizes the rapid expansion or folding of the first frame body, the second frame body and the third frame body, greatly reduces the volume of the guard rail, is convenient for a user to carry the guard rail, and solves the problem that the guard rail is relatively poor in impact resistance and durability due to the fact that the guard rail is convenient to store and carry in the follow-up process, and is protected by a guard net in a large area when the highway bridge construction protection work is carried out.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a protective fence for road bridge construction, which aims to solve the technical problems that when road bridge construction protection work is carried out in the prior art, protection work is carried out through a protective net in a large area, the protective net is flexible and has poor impact resistance and durability, and further the protection work effect is possibly relatively poor.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a rail guard is used in road surface bridge construction, includes the pillar, two sets of all the rigid coupling has logical groove on the pillar, a set of the pillar rotates through the bearing and links to each other there are two sets of double-end screw rods, two sets of the mutual butt joint of double-end screw rod, two sets of equal screw thread links to each other on the double-end screw rod has two sets of thread bush, four sets of the thread bush all rotates through the connecting axle and links to each other has the guard bar, every two sets of corresponds the guard bar rotates through the connecting axle and links to each other, four sets of the guard bar outer wall all with two sets of logical inslot wall slip links to each other, four sets of the guard bar all rotates through the connecting axle and links to each other the sliding sleeve inner wall slip links to each other has the slide bar, the slide bar rigid coupling in another set of pillar inner wall.

As a preferable technical scheme of the utility model, one group of the struts is fixedly connected with a column body, and the other group of the struts is fixedly connected with an arc-shaped plate.

As a preferable technical scheme of the utility model, a group of posts are provided with sliding grooves, four groups of blocks are connected with the inner wall of each sliding groove in a sliding way, and the four groups of blocks are fixedly connected to a plurality of groups of screw sleeves respectively.

As the preferable technical scheme of the utility model, the bottom ends of the two groups of the support posts are fixedly connected with a bottom plate.

As a preferable technical scheme of the utility model, through holes are processed at four corners of one end of each of the two groups of bottom plates.

As a preferable technical scheme of the utility model, a group of double-headed screws are fixedly connected with handles.

The utility model provides a protective fence for road bridge construction, which has the following beneficial effects:

1. the utility model discloses a cooperation between double-end screw rod, the thread bush, the guard bar, the pillar, slide bar and the sliding sleeve, the synchronous rotation of two sets of double-end screw rods, just can drive two sets of guard bars that correspond and rotate in a cross way, and then can laminate two sets of pillars each other, and move into two sets of pillars with the guard bar and accomodate, or will two sets of pillars outwards both sides expand, and expose the guard bar, form the rail guard and use, when convenient to use carries and retrieves, and through the protection of four sets of guard bars, impact resistance and durability can be guaranteed, and then protection job stabilization nature is guaranteed.

2. Through the cooperation between pillar, cylinder and the arc, when this rail guard of multiunit used in combination, can put up the circular bar of a set of pillar department and the arc joint of another set of pillar department, just can put up two sets of this rail guard fast in combination and use, and when dismantling, cancel the joint with arc and circular bar, just can accomplish the separation, can put up fast, the equipment is put up comparatively convenient.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the structure of the present utility model;

FIG. 3 is a schematic view of the structure of the through slot, the double-ended screw and the threaded sleeve of FIG. 2;

fig. 4 is a schematic cross-sectional folded structure of the present utility model.

In the figure: 1. a support post; 2. a through groove; 3. a double-ended screw; 4. a thread sleeve; 5. a protective rod; 6. a slide bar; 7. a sliding sleeve; 8. a column; 9. an arc-shaped plate; 10. a chute; 11. a block; 12. a handle; 13. a bottom plate; 14. and a through hole.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a rail guard is used in road surface bridge construction, including pillar 1, equal rigid coupling has logical groove 2 on two sets of pillar 1, a set of pillar 1 rotates through the bearing and links to each other there are two sets of double-end screw 3, two sets of double-end screw 3 can rotate in corresponding pillar 1, two sets of double-end screw 3 dock each other, two sets of double-end screw 3 can rotate in step, equal screw thread links to each other on two sets of double-end screw 3 has two sets of thread bush 4, two sets of double-end screw 3 can drive corresponding two sets of thread bush 4 and move in opposite directions, four sets of thread bush 4 all link to each other through the connecting axle rotation have guard bar 5, thread bush 4 can drive corresponding guard bar 5 and carry out synchronous motion, and guard bar 5 can rotate in corresponding thread bush 4 department of corresponding thread bush 5, every two sets of corresponding guard bar 5 rotate through the connecting axle and link to each other, two sets of corresponding guard bar 5 can cross-type rotate through two sets of corresponding thread bush 4 when drawing in, four sets of guard bar 5 outer wall all link to each other with two sets of logical groove 2 inner wall slip, four sets of guard bar 5 have sliding sleeve 7 through connecting axle rotation link to each other, four sets of 7 inner wall sliding 6 sliding sleeve link to each other, 6 sliding bar 6 can be put up in, 6 sliding sleeve is carried in corresponding two sets of 6, and take in two sets of inner wall 1 can be stretched into two sets of thread bar 1, and two sets of outer 1 can be stretched out two sets of guard bar, and two sets of inner thread bar 1 can be stretched out, and two sets of outer bridge 1, and two sets of bridge is stretched out, and can be stretched out, and two sets of bridge is folded, and can be folded, and can be used by 1, and can be folded, and a bridge is folded.

The column body 8 is fixedly connected to one group of the support columns 1, the arc-shaped plate 9 is fixedly connected to the upper portion of the other group of the support columns 1, the column body 8 can be clamped with the arc-shaped plate 9, and then when two groups of the protective fences are combined and spliced for use, the column body 8 of one group of the protective fences can be clamped with the arc-shaped plate 9 of the other group of the protective fences, so that the two groups of the protective fences can be combined and spliced for use, and when the protective fences are disassembled, the arc-shaped plate 9 and the column body 8 are only required to be clamped, and the two groups of the protective fences can be disassembled.

The sliding grooves 10 are formed in one group of the supporting columns 1, four groups of blocks 11 are slidably connected to the inner walls of the sliding grooves 10, the blocks 11 can lift and slide in the sliding grooves 10, the four groups of blocks 11 are fixedly connected to the thread sleeves 4 respectively, the blocks 11 are slidably connected with the sliding grooves 10, the corresponding thread sleeves 4 can be lifted and moved to guide the blocks 11, and then when the two groups of double-headed screws 3 synchronously rotate, the two groups of double-headed screws 3 can stably drive the corresponding two groups of thread sleeves 4 to perform opposite movement.

Wherein, bottom plates 13 are fixedly connected at the bottom ends of the two groups of struts 1, and the bottom plates 13 are used for contacting with the ground so as to support the struts 1.

Wherein, two sets of bottom plates 13 one end four corners all are processed and are had the through-hole 14, and the through-hole 14 is used for using the cone, fixes bottom plate 13 and corresponding pillar 1 subaerial, and then can fix this rail guard.

Wherein, a group of double-ended screw rods 3 are fixedly connected with a handle 12, and the handle 12 can drive two groups of double-ended screw rods 3 to synchronously rotate.

Specific use and action of the embodiment:

when the utility model is used, the handle 12 is rotated, the handle 12 can drive the two groups of double-headed screws 3 to rotate in the corresponding support columns 1, the two groups of double-headed screws 3 can drive the corresponding two groups of threaded sleeves 4 to move in opposite directions when synchronously rotating, the corresponding two groups of threaded sleeves 4 can drag the corresponding two groups of protective rods 5 to rotate in a crossed manner, so that the other group of support columns 1 can be pushed to one end far away from the support columns 1 through the plurality of groups of protective rods 5 to finish unfolding work to form protective barriers, road bridge construction protective work is carried out, or the other group of support columns 1 are attached to the support columns 1 to carry out folding work, the occupied space is reduced, the carrying and the use are convenient, when the protective barriers are formed for road bridge construction protective work, the column body 8 of one group of protective barriers is clamped with the arc plate 9 of the other group of protective barriers, the combined construction work of the two groups of protective barriers can be completed quickly, and when the arc plate 9 is detached, the arc plate 9 is detached from the column body 8, and the two groups of protective barriers can be detached quickly, and the construction and the protective barriers are assembled conveniently.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims (6)

1. The utility model provides a rail guard is used in road surface bridge construction which characterized in that: including pillar (1), two sets of all the rigid coupling has logical groove (2) on pillar (1), a set of pillar (1) is rotated through the bearing and is linked to each other has two sets of double-end screw rod (3), two sets of double-end screw rod (3) dock each other, two sets of all screw threads link to each other have two sets of thread bush (4) on double-end screw rod (3), four sets of thread bush (4) all link to each other through the connecting axle rotation have guard bar (5), every two sets of correspond guard bar (5) are rotated each other through the connecting axle and are linked to each other, four sets of guard bar (5) outer wall all with two sets of logical groove (2) inner wall slip links to each other, four sets of guard bar (5) all are rotated through the connecting axle and are linked to each other with sliding sleeve (7), four sets of sliding sleeve (7) inner wall slip link to have slide bar (6), slide bar (6) rigid coupling in another set of pillar (1) inner wall.

2. The guard rail for road bridge construction according to claim 1, wherein: one group of the support posts (1) is fixedly connected with a column body (8), and the other group of the support posts (1) is fixedly connected with an arc-shaped plate (9).

3. The guard rail for road bridge construction according to claim 1, wherein: a group of support posts (1) are provided with sliding grooves (10), four groups of blocks (11) are connected to the inner walls of the sliding grooves (10) in a sliding mode, and the four groups of blocks (11) are fixedly connected to the screw sleeves (4) respectively.

4. The guard rail for road bridge construction according to claim 1, wherein: the bottom ends of the two groups of the support posts (1) are fixedly connected with a bottom plate (13).

5. The guard rail for road bridge construction according to claim 4, wherein: through holes (14) are formed in four corners at one end of each of the two groups of bottom plates (13).

6. The guard rail for road bridge construction according to claim 1, wherein: a group of double-end screws (3) are fixedly connected with handles (12).

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