CN214883245U

CN214883245U - Transition section for corrugated beam guardrail and cable guardrail of highway

Info

Publication number: CN214883245U
Application number: CN202120307428.6U
Authority: CN
Inventors: 张绍利
Original assignee: Yingshang Jinsheng Guardrail Engineering Co ltd
Current assignee: Yingshang Jinsheng Guardrail Engineering Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-11-26
Anticipated expiration: 2031-02-03

Abstract

The utility model relates to the technical field of highway traffic safety facilities, and discloses a transition section for a highway corrugated beam guardrail and a cable guardrail, which comprises a base, wherein the upper end of the base is fixedly connected with a transition pile, and both sides of the transition pile are respectively connected with a corrugated beam guardrail connecting piece and a cable guardrail connecting piece through transition mechanisms; transition mechanism includes the drive groove, and the drive groove is seted up on the transition stake lateral wall along vertical direction, inlays on the upper end cell wall in drive groove and has the bearing, fixedly connected with threaded rod on the inner circle wall of bearing, and the both ends of threaded rod pass the bearing and outwards extend, are located and install the assorted nut on the threaded rod of drive inslot, and the nut is close to the spacing subassembly of one end fixedly connected with of drive groove tank bottom, and fixedly connected with transmission piece on the annular side wall of drive groove tank bottom is kept away from to the nut. The utility model discloses make the changeover portion can satisfy the user demand, guarantee smooth connection between two kinds of guardrail section structural style, reduced the potential safety hazard.

Description

Transition section for corrugated beam guardrail and cable guardrail of highway

Technical Field

The utility model relates to a highway traffic safety facility technical field especially relates to a changeover portion that is used for highway wave form roof beam guardrail and cable guardrail.

Background

The wave beam guardrail is an important semi-rigid guardrail type in the highway guardrail, absorbs collision energy through self-deformation, thereby changing the driving direction of a vehicle, preventing the vehicle from going out of a road or entering an opposite lane and reducing the injury to passengers to the maximum extent. The cable guardrail is an important flexible guardrail type in the highway guardrail, and mainly relies on the tensile force of a cable with initial tension to resist the collision of vehicles and absorb collision energy.

At the present stage, when the arrangement of the waveform beam guardrail and the cable guardrail is switched, the arrangement of the waveform beam guardrail or the cable guardrail is finished or started only by using the guardrail end head without a transition section. Because the protection height of two kinds of guardrails is inconsistent, and there is the clearance between the guardrail end for can not smooth connection between two kinds of guardrail section structural style, protection rigidity or intensity can not smooth transition, has great potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art because the protection of two kinds of guardrails is highly inconsistent, and there is the clearance between the guardrail end for can not smooth connection between two kinds of guardrail section structural style, protection rigidity or intensity can not smooth transition, has the problem of great potential safety hazard, and the changeover portion that is used for highway wave form roof beam guardrail and cable guardrail that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a transition section for a corrugated beam guardrail and a cable guardrail of a highway comprises a base, wherein the upper end of the base is fixedly connected with a transition pile, and two sides of the transition pile are respectively connected with a corrugated beam guardrail connecting piece and a cable guardrail connecting piece through transition mechanisms;

transition mechanism includes the driving groove, the driving groove is seted up on transition stake lateral wall along vertical direction, it has the bearing to inlay on the upper end cell wall of driving groove, fixedly connected with threaded rod on the inner circle wall of bearing, and the both ends of threaded rod pass bearing and outside extension, are located install the assorted nut on the threaded rod of driving groove, the nut is close to the spacing subassembly of one end fixedly connected with of driving groove tank bottom, fixedly connected with transmission block on the annular side wall of driving groove tank bottom is kept away from to the nut, the notch setting that the driving groove was passed to the other end of transmission block, wave form roof beam guardrail connecting piece and cable guardrail connecting piece are connected respectively and are being corresponded the one end that the nut was kept away from to the transmission block.

Preferably, the limiting assembly comprises a limiting block, the limiting block is fixedly connected to the annular side wall of the nut far away from the transmission block, a matched limiting groove is formed in the position, corresponding to the limiting block, of the groove bottom of the driving groove in the vertical direction, and the limiting block is connected to the limiting groove in a sliding mode.

Preferably, one side that wave form roof beam guardrail connecting piece and cable guardrail connecting piece are close to the transition stake all is equipped with the sealed frame of rubber material, sealed frame fixed connection is on the corresponding lateral wall of transition stake, and the drive groove setting is in sealed frame.

Preferably, the upper end of the threaded rod is fixedly connected with a rotating handle.

Preferably, a rolling groove is formed in the groove wall of the lower end of the driving groove, rolling balls are arranged in the rolling groove, the balls penetrate through a notch of the rolling groove, and the balls are connected to the lower end of the threaded rod in a rolling mode.

Preferably, the ball has a ball diameter larger than a groove diameter of the rolling groove opening.

Compared with the prior art, the utility model provides a changeover portion for highway wave form roof beam guardrail and cable guardrail possesses following beneficial effect:

this a changeover portion for highway wave form roof beam guardrail and cable guardrail, through setting up transition mechanism, the turning force is applyed to the screw rod, threaded rod atress back is at the bearing internal rotation, the nut passes through spacing back of spacing subassembly, the motion of corresponding vertical direction is carried out along with the rotation direction of threaded rod, it carries out synchronous motion to drive wave form roof beam guardrail connecting piece and cable guardrail connecting piece of connecting separately through the transmission piece during the nut motion, according to highway wave form roof beam guardrail and cable guardrail's high position adjustment wave form roof beam guardrail connecting piece and cable guardrail connecting piece's position, make the changeover portion can satisfy the user demand, guarantee smooth connection between two kinds of guardrail section structure types, the potential safety hazard has been reduced.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses make the changeover portion can satisfy the user demand, guarantee smooth connection between two kinds of guardrail section structural style, reduced the potential safety hazard.

Drawings

Fig. 1 is a schematic structural view of a transition section for a corrugated road beam guardrail and a cable guardrail according to the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: the device comprises a base 1, transition piles 2, corrugated beam guardrail connecting pieces 3, cable guardrail connecting pieces 4, driving grooves 5, bearings 6, threaded rods 7, nuts 8, transmission blocks 9, limiting blocks 10, limiting grooves 11, sealing frames 12, rolling grooves 13 and balls 14.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a transition section for a corrugated beam guardrail and a cable guardrail of a highway comprises a base 1, wherein the upper end of the base 1 is fixedly connected with a transition pile 2, and two sides of the transition pile 2 are respectively connected with a corrugated beam guardrail connecting piece 3 and a cable guardrail connecting piece 4 through transition mechanisms;

the transition mechanism comprises a driving groove 5, the driving groove 5 is arranged on the side wall of the transition pile 2 along the vertical direction, a bearing 6 is embedded on the upper end groove wall of the driving groove 5, a threaded rod 7 is fixedly connected on the inner ring wall of the bearing 6, two ends of the threaded rod 7 penetrate through the bearing 6 and extend outwards, a matched nut 8 is arranged on the threaded rod 7 in the driving groove 5, one end of the nut 8 close to the bottom of the driving groove 5 is fixedly connected with a limiting component, a transmission block 9 is fixedly connected on the annular side wall of the nut 8 far away from the bottom of the driving groove 5, the other end of the transmission block 9 penetrates through the notch of the driving groove 5, the corrugated beam guardrail connecting piece 3 and the cable guardrail connecting piece 4 are respectively connected with one end of the corresponding transmission block 9 far away from the nut 8, through the arrangement of the transition mechanism, the threaded rod 7 is applied with a rotating force, the threaded rod 7 rotates in the bearing 6 after being stressed, and the nut 8 is limited by the limiting component, along with the motion of corresponding vertical direction is carried out to the rotation direction of threaded rod 7, drives wave form roof beam guardrail connecting piece 3 and cable guardrail connecting piece 4 that connect separately through driving block 9 during the nut 8 motion and carries out synchronous motion, according to highway wave form roof beam guardrail and cable guardrail's high position adjustment wave form roof beam guardrail connecting piece 3 and cable guardrail connecting piece 4's position for the changeover portion can satisfy the user demand, guarantees smooth connection between two kinds of guardrail section structural style, has reduced the potential safety hazard.

Spacing subassembly includes stopper 10, stopper 10 fixed connection on the nut 8 keeps away from the annular lateral wall of transmission piece 9, and assorted spacing groove 11 has been seted up along the vertical direction corresponding stopper 10's of tank bottom of drive groove 5 position, stopper 10 sliding connection in spacing groove 11, because stopper 10 can only slide in spacing groove 11, and then spacing to nut 8's direction of motion, prevents that nut 8 from taking place to rotate.

One side that wave form roof beam guardrail connecting piece 3 and cable guardrail connecting piece 4 are close to transition stake 2 all is equipped with the sealed frame 12 of rubber material, and sealed frame 12 fixed connection is on the corresponding lateral wall of transition stake 2, and drives 5 settings in sealed frame 12, prevents through sealed frame 12 that the dust from getting into in the drive slot 5.

The upper end of the threaded rod 7 is fixedly connected with a rotating handle, and the rotating handle is held to drive the threaded rod 7 to rotate synchronously.

The rolling groove 13 is formed in the lower end groove wall of the driving groove 5, the rolling ball 14 is arranged in the rolling groove 13, the ball 14 penetrates through the notch of the rolling groove 13, the ball 14 is connected to the lower end of the threaded rod 7 in a rolling mode, the threaded rod 7 is supported through the ball 14, the ball 14 is driven to roll when the threaded rod 7 rotates, and stability of the threaded rod 7 in rotation is improved.

The ball 14 has a larger spherical diameter than the groove diameter of the notch of the rolling groove 13, preventing the ball 14 from slipping out of the rolling groove 13.

The utility model discloses in, through setting up transition mechanism, exert the turning force to threaded rod 7, at the 6 internal rotations in bearing behind the 7 atress of threaded rod, nut 8 is through the spacing back of spacing subassembly, along with the motion that the rotation direction of threaded rod 7 carries out corresponding vertical direction, it carries out synchronous motion to drive wave form roof beam guardrail connecting piece 3 and cable guardrail connecting piece 4 of connecting separately through transmission piece 9 during the nut 8 motion, according to highway wave form roof beam guardrail and cable guardrail's high position adjustment wave form roof beam guardrail connecting piece 3 and cable guardrail connecting piece 4's position, make the changeover portion can satisfy the user demand, guarantee smooth connection between two kinds of guardrail section structural style, the potential safety hazard has been reduced.

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. A transition section for a road corrugated beam guardrail and a cable guardrail comprises a base (1), and is characterized in that the upper end of the base (1) is fixedly connected with a transition pile (2), and two sides of the transition pile (2) are respectively connected with a corrugated beam guardrail connecting piece (3) and a cable guardrail connecting piece (4) through transition mechanisms;

the transition mechanism comprises a driving groove (5), the driving groove (5) is arranged on the side wall of the transition pile (2) along the vertical direction, a bearing (6) is embedded on the upper end groove wall of the driving groove (5), a threaded rod (7) is fixedly connected on the inner ring wall of the bearing (6), two ends of the threaded rod (7) penetrate through the bearing (6) and extend outwards, the threaded rod (7) positioned in the driving groove (5) is provided with a matched nut (8), one end of the nut (8) close to the bottom of the driving groove (5) is fixedly connected with a limiting component, the annular side wall of the nut (8) far away from the bottom of the driving groove (5) is fixedly connected with a transmission block (9), the other end of the transmission block (9) passes through the notch of the driving groove (5), the corrugated beam guardrail connecting piece (3) and the cable guardrail connecting piece (4) are respectively connected to one end, far away from the nut (8), of the corresponding transmission block (9).

2. The transition section for a road corrugated beam guardrail and a cable guardrail as claimed in claim 1, wherein the limiting component comprises a limiting block (10), the limiting block (10) is fixedly connected to the annular side wall of the nut (8) far away from the transmission block (9), a matched limiting groove (11) is formed in the groove bottom of the driving groove (5) in the vertical direction corresponding to the position of the limiting block (10), and the limiting block (10) is slidably connected in the limiting groove (11).

3. The transition section for a road corrugated beam guardrail and a cable guardrail according to claim 1, wherein one side of the corrugated beam guardrail connecting piece (3) and one side of the cable guardrail connecting piece (4) close to the transition pile (2) are respectively provided with a sealing frame (12) made of rubber, the sealing frames (12) are fixedly connected to the corresponding side walls of the transition pile (2), and the driving grooves (5) are arranged in the sealing frames (12).

4. A transition section for a road wave beam guardrail and a cable guardrail according to claim 1, characterized in that the upper end of the threaded rod (7) is fixedly connected with a rotating handle.

5. The transition section for a road wave beam guardrail and a cable guardrail as claimed in claim 1, wherein a rolling groove (13) is formed on the lower end groove wall of the driving groove (5), a rolling ball (14) is arranged in the rolling groove (13), the rolling ball (14) passes through the notch of the rolling groove (13), and the rolling ball (14) is connected to the lower end of the threaded rod (7) in a rolling way.

6. A transition piece for a road wave beam guardrail and cable guardrail according to claim 5, characterized in that the ball (14) has a larger ball diameter than the groove diameter of the rolling groove (13) notch.