阅读说明：本技术 一种城市道路交通安全防护装置及其施工方法 (Urban road traffic safety protection device and construction method thereof ) 是由 谭任军 尹长海 张煜 迟敬来 李军 董超 于 2018-08-24 设计创作，主要内容包括：本发明公开了一种城市道路交通安全防护装置,涉及道路施工技术领域,包括栏杆、底座以及位于栏杆正下方的空心管,所述空心管预埋在道路内,所述空心管中间设置为正六边形孔,所述正六边形孔内设置有能够上下移动且倒置的安装螺栓,所述安装螺栓的螺杆从空心管的开口向上伸出,螺帽卡在正六边形孔内并与孔壁配合,所述栏杆为中空管,所述底座中间设置有伸入到栏杆内的连接套,所述连接套设置有内螺纹并与螺栓可拆卸连接。解决道路护栏结构复杂、安装慢的问题,本发明护栏安装结构简单,能够实现护栏的快速安装,大大地节省了安装和拆卸时间,缩短工期。(The invention discloses an urban road traffic safety protection device, which relates to the technical field of road construction and comprises a rail, a base and a hollow pipe positioned under the rail, wherein the hollow pipe is pre-embedded in a road, a regular hexagonal hole is formed in the middle of the hollow pipe, an inverted mounting bolt capable of moving up and down is arranged in the regular hexagonal hole, a screw rod of the mounting bolt extends upwards from an opening of the hollow pipe, a nut is clamped in the regular hexagonal hole and matched with a hole wall, the rail is a hollow pipe, a connecting sleeve extending into the rail is arranged in the middle of the base, and the connecting sleeve is provided with an internal thread and is detachably connected with the bolt. The guardrail mounting structure is simple, can realize quick mounting of the guardrail, greatly saves mounting and dismounting time and shortens construction period.)

1. The utility model provides an urban road traffic safety device which characterized in that: including railing (1), base (2) and be located hollow tube (3) under railing (1), hollow tube (3) are pre-buried in road (10), set up to regular hexagon hole (4) in the middle of hollow tube (3), be provided with in regular hexagon hole (4) and reciprocate and invert construction bolt (5), the opening of hollow tube (3) is upwards stretched out in screw rod (51) of construction bolt (5), nut (52) card in regular hexagon hole (4) and with the pore wall cooperation, railing (1) is the hollow tube, be provided with in the middle of base (2) and stretch into connecting sleeve (6) in railing (1), connecting sleeve (6) are provided with the internal thread and can dismantle with bolt (5) and be connected.

2. The urban road traffic safety protection device according to claim 1, wherein: the hollow pipe (3) is a regular hexagon sleeve, the upper end of the hollow pipe extends out of the surface of the road (10), fixing plates (31) and clamping plates (32) for preventing the mounting bolts (5) from being separated are arranged at intervals, and the fixing plates (31) and the clamping plates (32) are formed by cutting the pipe wall of the hollow pipe (3).

3. The urban road traffic safety protection device according to claim 2, wherein: the fixing plate (31) is characterized in that the wall of the hollow pipe (3) is bent outwards and attached to the surface of the road (10), a spike (311) is arranged at the end part of the fixing plate (31), and the spike (311) is perpendicular to the fixing plate (31) and is downwards inserted into the road (10).

4. The urban road traffic safety protection device according to claim 2, wherein: the clamping plate (32) is formed by bending the pipe wall of the hollow pipe (3) inwards, a hole for the screw rod (51) to pass through is formed in the middle of the hollow pipe, and the size of the hole is larger than the outer diameter of the screw rod (51) and smaller than the outer diameter of the screw cap (52).

5. The urban road traffic safety protection device according to claim 1, wherein: the connecting sleeve (6) is a sleeve with an integrated structure with the railing (1) and the base (2).

6. The urban road traffic safety protection device according to claim 1, wherein: the connecting sleeve (6) is a polygonal sleeve detachably connected with the railing (1) and the base (2), polygonal inserting holes are formed in the lower end of the railing (1) and the base (2), and the connecting sleeve (6) is inserted into the polygonal inserting holes.

7. The urban road traffic safety device according to claim 3, wherein: the lower surface of the base (2) is provided with an embedded groove (21) which is matched with the fixing plate (31) relatively, and the fixing plate (31) can be embedded into the embedded groove (21).

8. A construction method of an urban road traffic safety protection device is characterized by comprising the following steps:

step 1, taking a hollow pipe (3) and cutting one end of the hollow pipe into a preset shape;

step 2, drilling a pre-buried hole on the surface of the road (10) by using a drilling tool:

step 3, inserting the mounting bolt (5) into the hollow pipe (3) from the plain end of the hollow pipe (3) by taking the screw rod (51) as a head, extending the screw rod (51) out of the cutting end, and inserting the cutting end of the hollow pipe (3) upwards into the pre-buried hole;

step 4, bending the cutting end of the hollow pipe (3) to fix the cutting end on the surface of the road (10);

and 5, pulling out the mounting bolt (5) from the hollow pipe (3), aligning the mounting bolt with the connecting sleeve (6) on the guardrail (1), connecting the mounting bolt with the connecting sleeve in a threaded manner, and screwing the mounting bolt to fix the guardrail on the road surface.

Technical Field

The invention relates to the technical field of road construction, in particular to an urban road traffic safety protection device and a construction method thereof.

Background

The road traffic guardrail is arranged on the road to play the roles of separating and shunting. One of the existing road traffic guardrails comprises a rail and a base, wherein the rail and the base are arranged on a road to play a role in separation, mounting holes are formed in the base, the mounting mode is that the rail and the base are connected in a mode of driving expansion screws on the road surface, the road traffic guardrail is generally soft in material, and the rail and the base are generally made of plastics, resins and PVC materials, so that the rail and the base cannot have excessive influence on people and vehicles when being collided; after the road traffic guardrail is used for a long time or is collided by a vehicle, the road traffic guardrail is damaged, and the road traffic guardrail needs to be updated at the moment; the updating mode is to pull out the original expansion screw and to drill the expansion screw again on the other place of the road surface until no place is drilled, so that the road surface needs to be maintained; or nails are nailed at the original expansion screw mounting holes, so that the installation is inconvenient and the damage to the road surface is serious. Because of such problems, there is a need for improvements to existing road traffic barriers.

Chinese patent No. CN105672171B discloses a road traffic guardrail, which comprises a guardrail and a base, wherein the base is provided with mounting holes distributed circumferentially; a pre-buried pipe pre-buried in the road is arranged below the mounting hole, the inner cavity of the pre-buried pipe is divided into an upper cavity and a lower cavity by a step, and the inner diameter of the upper cavity is smaller than that of the lower cavity; a hollow pipe with a flanged top is arranged in the embedded pipe; the lower part of the hollow pipe is provided with a plurality of bead holes penetrating through the inner wall of the hollow pipe, and the openings at the inner side of the bead holes are smaller than the openings at the outer side of the bead holes; the ball holes are internally provided with balls; the diameter of the ball is larger than the wall thickness of the embedded pipe, and a nail for tensioning the ball is arranged in the hollow pipe; support columns are embedded in the positions, located around the mounting holes, in the base; after the installation is finished, the ball bearings are tightly jacked between the inner wall of the upper cavity and the nail; when the flanging of the hollow pipe and the nail head of the nail are pressed down continuously, the ball bearing can be positioned in the lower cavity; the distance between the hollow pipe and the inner wall of the lower cavity is smaller than the diameter of the ball. However, the guardrail mounting structure disclosed in the technical scheme is complex, requires workers to have great patience during mounting and dismounting, needs to spend long time, and prolongs the construction period of road construction.

Disclosure of Invention

The invention aims to provide an urban road traffic safety protection device and a construction method thereof, which can realize the quick installation of a guardrail, greatly save the installation and disassembly time and shorten the construction period.

The above object of the present invention is achieved by the following technical solutions:

the utility model provides an urban road traffic safety device, includes railing, base and is located the hollow tube under the railing, the hollow tube is pre-buried in the road, set up to regular hexagon hole in the middle of the hollow tube, regular hexagon downthehole is provided with the construction bolt that can reciprocate and invert, construction bolt's screw rod upwards stretches out from the opening of hollow tube, and the nut card is downthehole and with the pore wall cooperation in regular hexagon, the railing is the hollow tube, be provided with the adapter sleeve that stretches into in the railing in the middle of the base, the adapter sleeve is provided with the internal thread and can dismantle with the bolt and be connected.

Through adopting above-mentioned technical scheme, set up to the hollow tube in regular hexagon hole in the middle of pre-buried on the road, set up the construction bolt of invering in the hollow tube, construction bolt is restricted in the hollow tube, can pull out from the hollow tube and reciprocate, and can not rotate enough, when installing the guardrail, align the adapter sleeve and the construction bolt of guardrail lower extreme, then hand rail rotates this guardrail, construction bolt is gradually to the interior precession of adapter sleeve, then the card is in the hollow tube upper end, until laminating the base on the road surface, it is fixed to accomplish the installation of guardrail, can realize the quick installation of guardrail, need not carry out the multiple spot with base and road surface and fix, moreover, the steam generator is simple in structure and the installation dismantlement is convenient, when the guardrail does not use, the antiport railing, take off the guardrail, construction bolt contracts in the hollow tube, can.

Preferably, the hollow pipe is a regular hexagon sleeve, the upper end of the hollow pipe extends out of the surface of the road, fixing plates and clamping plates for preventing the mounting bolts from being separated are arranged at intervals, and the fixing plates and the clamping plates are formed by cutting the pipe wall of the hollow pipe.

Through adopting above-mentioned technical scheme, the hollow tube is the regular hexagon sleeve pipe, can get tighter with the pore wall card in pre-buried hole, prevents that it from being driven rotatoryly by the railing and can't tighten the guardrail, and hollow tube an organic whole cuts out fixed plate and cardboard, and overall structure is more durable firm, and it is more convenient to install.

Preferably, the fixing plate is a hollow pipe, the pipe wall of the hollow pipe is bent outwards and attached to the surface of a road, and the end part of the fixing plate is provided with a spike which is perpendicular to the fixing plate and is inserted into the road downwards.

Through adopting above-mentioned technical scheme, the fixed plate laminating can clutch the road surface on the road surface, and the fixed plate tip sets up sharp thorn simultaneously, and during sharp thorn can insert the road, firmly fix the hollow tube on the road surface, make more firm of guardrail installation.

Preferably, the clamping plate is formed by bending the pipe wall of the hollow pipe inwards, a hole for the screw to pass through is formed in the middle of the hollow pipe, and the size of the hole is larger than the outer diameter of the screw and smaller than the outer diameter of the nut.

Through adopting above-mentioned technical scheme, block the nut of construction bolt through the cardboard, guarantee that construction bolt is in the hollow tube all the time, also further guaranteed that the installation of guardrail is firm, is difficult for askew to fall.

Preferably, the connecting sleeve is a sleeve of an integral structure with the railing and the base.

Through adopting above-mentioned technical scheme, adapter sleeve and guardrail body structure make guardrail and pre-buried connecting portion installation more firm.

Preferably, the connecting sleeve is a polygonal sleeve detachably connected with the railing and the base, polygonal inserting holes are formed in the lower end of the railing and the base, and the connecting sleeve is inserted into the polygonal inserting holes.

Through adopting above-mentioned technical scheme, the adapter sleeve adopts the polygon sleeve pipe to can dismantle with the guardrail and be connected, can directly take off when the guardrail damages and change, it is very convenient, also rotate the rotation adapter sleeve through the railing simultaneously more easily and screw up with construction bolt or this is not hard up.

Preferably, the lower surface of the base is provided with an embedded groove which is oppositely matched with the fixing plate, and the fixing plate can be embedded into the embedded groove.

Through adopting above-mentioned technical scheme, the fixed plate can be embedded into the embedded groove, can make the base laminate completely at road surface, makes the guardrail more stable.

A construction method of an urban road traffic safety protection device comprises the following steps:

step 1, taking a hollow pipe and cutting one end of the hollow pipe into a preset shape;

step 2, drilling a pre-buried hole on the road surface by using a drilling tool:

step 3, inserting the mounting bolt into the hollow pipe from the flat opening end of the hollow pipe by taking the screw rod as a head, extending the screw rod out of the cutting end, and inserting the cutting end of the hollow pipe into the embedded hole upwards;

step 4, bending the cutting end of the hollow pipe to fix the hollow pipe on the surface of the road;

and 5, pulling out the mounting bolt from the hollow pipe, aligning the mounting bolt with the connecting sleeve on the railing, connecting the mounting bolt with the connecting sleeve through threads, and screwing down to fix the guardrail on the road surface.

Through adopting above-mentioned technical scheme, only need beat a buried hole on road surface, a set of hollow tube of installation and construction bolt just can install the guardrail on road surface, whole installation labour saving and time saving that can be great improves work efficiency.

In conclusion, the invention has the following beneficial effects:

1. the embedded structure on the road surface is not connected with the base of the guardrail, but is directly connected with the guardrail, so that the complex process in multipoint connection is avoided, the installation of the guardrail is simpler and more convenient, the time is saved, and the manpower and the material resources are saved.

2. The hollow pipe is embedded in the road surface, the inverted mounting bolt is arranged in the hollow pipe in a penetrating mode, when the guardrail is installed, the mounting bolt is pulled out of the hollow pipe and can be quickly connected with the guardrail, the mounting bolt can be hidden in the hollow pipe after the guardrail is detached, the vehicle and pedestrians cannot be obstructed due to running, and the guardrail is safe and reliable.

3. The guardrail mounting structure makes full use of the structure of the hollow pipe, so that the guardrail mounting structure can play a role in limiting the mounting bolts and avoiding the mounting bolts from being separated, and can be firmly fixed on the road surface through the guardrail mounting structure, so that the guardrail is more firmly mounted.

Drawings

FIG. 1 is a schematic view of the construction of the barrier of the present invention;

FIG. 2 is a schematic view of the guardrail of the present invention prior to installation;

FIG. 3 is a schematic view of the structure of the hollow tube of the present invention;

fig. 4 is a schematic view of the installed guard rail of the present invention.

In the figure, 1, a railing; 10. a road; 2. a base; 21. a groove is embedded; 3. a hollow tube; 31. a fixing plate; 311. pricking with a sharp point; 32. clamping a plate; 4. a regular hexagonal hole; 5. installing a bolt; 51. a screw; 52. a nut; 6. a connecting sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

The utility model provides an urban road traffic safety device, as shown in figure 1, this guardrail includes railing 1 and base 2, and railing 1 is the hollow tube, and the lower extreme seals through base 2, and base 2 is the disc structure, and railing 1 and base 2 are integrated into one piece's structure.

As shown in the attached drawing 2, a connecting sleeve 6 arranged along the length direction of the rail 1 is arranged in the middle of the base 2, the connecting sleeve 6 penetrates through the base 2 and extends into the rail 1, and an internal thread is arranged in the center of the connecting sleeve 6 along the axis direction.

Vertical pre-buried holes are drilled in the surface of the road 10, hollow pipes 3 are inserted into the pre-buried holes, and the hollow pipes 3 are located right below the balustrade 1, specifically, right below the connecting sleeves 6. A regular hexagonal hole 4 is formed in the middle of the hollow tube 3 along the circumferential direction, the regular hexagonal hole 4 is opened up and down, a mounting bolt 5 penetrates through the hollow tube 4, and the mounting bolt 5 is inverted in the hollow tube 3; the screw 51 of 5 upper ends of construction bolt can upwards stretch out from the upper shed of hollow tube 3, and nut 52 of lower extreme can block in regular hexagonal hole 4 upper port department, because nut 52 is the regular hexagonal cap with regular hexagonal hole 4 complex, construction bolt 5 can only reciprocate in hollow tube 3, and can not take place relative rotation. The mounting bolt 5 extends out from the upper opening of the hollow pipe 3 and is opposite to the connecting sleeve 6, and the railing 1 is rotated to gradually screw the mounting bolt 5 into the connecting sleeve 6, so that the railing 1 is fixed on the surface of the road 10.

The adapter sleeve 6 is the polygon sleeve pipe of dismantling the connection with railing 1 and base 2 in this embodiment, specifically is regular hexagon, is provided with a polygon jack, specifically is regular hexagon on railing 1 lower extreme and the base 2, and adapter sleeve 6 inserts and establishes in the polygon jack. During concrete implementation, can be with adapter sleeve 6 direct mount on construction bolt 5, then insert railing 1 on adapter sleeve 6, can directly take off when railing 1 damages and change, it is very convenient.

Another embodiment of the invention is that the connecting sleeve 6 is a sleeve integrated with the railing 1 and the base 2, which is not shown in the figure, so that the installation between the guardrail and the pre-embedded connecting part is firmer, and the guardrail is not easy to be knocked down.

Referring to fig. 2 and 3, the hollow pipe 3 is a regular hexagonal casing, the upper end of which protrudes out of the surface of the road 10, the upper ends of six sides of the hollow pipe 3 are cut to form three fixing plates 31 and three clamping plates 32 at intervals for preventing the mounting bolts 5 from being detached. The fixing plate 31 is longer, and is bent towards the outer side of the hollow tube 3 and attached to the surface of the road 10, the end of the fixing plate 31 is cut into triangular spikes 311, the spikes 311 are perpendicular to the fixing plate 31 and bent downwards, the spikes 311 are knocked into the road 10 by using tools such as a hammer, and the hollow tube 3 is further firmly fixed on the road surface; meanwhile, the lower surface of the base 2 is radially provided with three insertion grooves 21 corresponding to the fixing plates 31, the insertion grooves 21 have the same height and the same width as the fixing plates 31, and the fixing plates 31 can be inserted into the insertion grooves 21, so that the base 2 can be attached to the surface of the road 10. The clamping plates 32 are small in length, are bent towards the middle of the hollow tube 3 and are blocked above the regular hexagonal holes 4, holes for the screws 51 to pass through are formed in the middle of the three clamping plates 32, the size of each hole is larger than the outer diameter of each screw 51 and smaller than the outline size of each nut 52, the screws 51 can pass through, and the nuts 52 are clamped.

With reference to the attached figure 4, the construction method of the urban road traffic safety protection device comprises the following steps:

step 1, taking a hollow pipe 3 and cutting the upper end of the hollow pipe into a preset shape to form three fixing plates 31 and three clamping plates 32;

step 2, drilling a pre-buried hole on the surface of the road 10 by using a drilling tool, wherein the depth of the pre-buried hole is greater than the length of the hollow pipe 3:

step 3, inserting the mounting bolt 5 into the hollow pipe 3 from the flat port end of the lower end of the hollow pipe 3 by taking the screw 51 as a head, wherein the screw 51 can extend out of the upper port of the hollow pipe 3, the cutting end of the hollow pipe 3 is upwards inserted into the pre-buried hole and is fixedly knocked, and the pipe wall and the pre-buried hole wall are backfilled;

step 4, bending a clamping plate 32 of the hollow pipe inwards, bending the fixing plate 31 outwards, enabling the spine 311 to face downwards, knocking by using a hammer, nailing the spine 311 into the road 10, and knocking the fixing plate 31 to enable the fixing plate 31 to be attached to the surface of the road 10;

and 5, pulling out the mounting bolt 5 from the hollow pipe 3 to be aligned with the connecting sleeve 6 on the railing 1, rotating the railing 1 to enable the mounting bolt 5 to be in threaded connection with the connecting sleeve 6, screwing the mounting bolt to the embedded groove 21 on the base 2 to be aligned with the fixing plate 31, attaching the base 2 to the surface of the road 10, and clamping the nut 52 of the mounting bolt 5 on the clamping plate 32 to finish mounting the guardrail.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.