阅读说明：本技术 一种公路施工用护栏 (Guardrail for highway construction ) 是由 不公告发明人 于 2020-05-28 设计创作，主要内容包括：本发明公开了一种公路施工用护栏,包括主杆体、磁铁和涡旋弹簧,所述主杆体的内部设置有调节杆,且调节杆的上端表面安装有支杆,所述支杆位于槽轨的内侧,且槽轨开设于主杆体的内壁上,所述主杆体的下端设置有调节环,且调节环的上表面设置有对接环,并且调节环通过对接环与主杆体相互连接,所述收卷杆的下端外表面设置有涡旋弹簧,且涡旋弹簧位于收卷杆和收卷筒之间,并且收卷杆通过涡旋弹簧与收卷筒相互连接。该公路施工用护栏,隔离帘能够从收卷筒内抽出,方便调整该护栏的具体围护范围,从而有利于根据具体的施工需求对施工工地进行围护,同时帘状结构的隔离帘能够对工地灰尘进行隔离,避免大幅度污染施工工地周围环境。(The invention discloses a guardrail for highway construction, which comprises a main rod body, a magnet and a vortex spring, wherein an adjusting rod is arranged inside the main rod body, a supporting rod is arranged on the surface of the upper end of the adjusting rod, the supporting rod is positioned on the inner side of a groove rail, the groove rail is arranged on the inner wall of the main rod body, an adjusting ring is arranged at the lower end of the main rod body, a butt ring is arranged on the upper surface of the adjusting ring, the adjusting ring is mutually connected with the main rod body through the butt ring, the vortex spring is arranged on the outer surface of the lower end of a winding rod, the vortex spring is positioned between the winding rod and a winding barrel, and the winding rod is mutually connected with the winding barrel through. This guardrail for highway construction, isolation curtain can be taken out in the reel, conveniently adjusts the concrete envelope of this guardrail to be favorable to carrying out the envelope to the construction site according to specific construction demand, the isolation curtain of curtain column structure can keep apart the building site dust simultaneously, avoids polluting construction site surrounding environment by a wide margin.)

1. The utility model provides a guardrail for highway construction, includes the main rod body (1), magnet (10) and vortex spring (22), its characterized in that: the inner part of the main rod body (1) is provided with an adjusting rod (2), the upper end surface of the adjusting rod (2) is provided with a supporting rod (3), the supporting rod (3) is located on the inner side of a groove rail (4), the groove rail (4) is arranged on the inner wall of the main rod body (1), the lower end of the main rod body (1) is provided with an adjusting ring (5), the upper surface of the adjusting ring (5) is provided with a butt joint ring (6), the adjusting ring (5) is connected with the main rod body (1) through the butt joint ring (6), the surface of the main rod body (1) is provided with a first butt joint rod (7), the first butt joint rod (7) is provided with a butt joint groove (8), the inner side of the butt joint groove (8) is provided with a second butt joint rod (9), the surface of the second butt joint rod (9) and the inner side surface of the butt joint groove (8) are both nested with a magnet (10), the surface, and the inner side of the limit hole (11) is provided with an inserted bar (12), the inserted bar (12) is positioned at the inner side of the accommodating groove (13), the accommodating groove (13) is arranged in the first butt joint rod (7), the outer side of the inserted bar (12) is provided with a reset spring (14), the reset spring (14) is positioned at the inner side of the accommodating groove (13), the inserted bar (12) is connected with the first butt joint rod (7) through the reset spring (14), the inserted bar (12) is provided with a slotted hole (15), the inner side of the slotted hole (15) is provided with an ejector rod (16), the outer side of the ejector rod (16) is provided with a driving spring (17), the ejector rod (16) is connected with the first butt joint rod (7) through the driving spring (17), the outer side of the second butt joint rod (9) is provided with an isolation curtain (18), and the middle end position of the isolation curtain (18) is positioned at the inner side of a vertical groove (19), the vertical groove (19) is formed in the winding rod (20), the winding rod (20) is located on the inner side of the winding drum (21), a scroll spring (22) is arranged on the outer surface of the lower end of the winding rod (20), the scroll spring (22) is located between the winding rod (20) and the winding drum (21), and the winding rod (20) is connected with the winding drum (21) through the scroll spring (22).

2. The guardrail for road construction according to claim 1, wherein: the supporting rods (3) are symmetrically distributed on the upper end surface of the adjusting rod (2), and the supporting rods (3) and the main rod body (1) form a sliding structure through groove rails (4).

3. The guardrail for road construction according to claim 1, wherein: the adjusting ring (5) and the main rod body (1) form a rotating structure through the butt-joint ring (6), and the adjusting ring (5) is in threaded connection with the adjusting rod (2).

4. The guardrail for road construction according to claim 1, wherein: the first butt joint rod (7) is fixedly connected with the main rod body (1), and the first butt joint rod (7) is of a transversely placed concave structure.

5. The guardrail for road construction according to claim 1, wherein: the second butt joint rod (9) is in a T-shaped structure which is transversely arranged in a downward cutting mode, and the second butt joint rod (9) is mutually matched with the first butt joint rod (7) through the butt joint groove (8).

6. The guardrail for road construction according to claim 1, wherein: the inserted rods (12) are symmetrically distributed on the first butt rod (7), the inserted rods (12) and the accommodating grooves (13) form a telescopic structure through return springs (14), and the inserted rods (12) are mutually matched with the limiting holes (11).

7. The guardrail for road construction according to claim 6, wherein: slotted hole (15) are dived into trapezium structure down, and ejector pin (16) pass through slotted hole (15) and inserted bar (12) through connection.

8. The guardrail for road construction according to claim 1, wherein: the winding rod (20) and the winding cylinder (21) form a rotating structure through a vortex spring (22), and the winding rod (20) is connected with the isolation curtain (18) in a clamping mode through a vertical groove (19).

Technical Field

The invention relates to the technical field of highway construction, in particular to a guardrail for highway construction.

Background

In the process of road construction, the road is usually required to be excavated, so that guardrails are usually required to be installed around a road construction site for protection, pedestrians are prevented from entering the construction site by mistake, and the pedestrians are prevented from being injured;

1. the protection length range of the guardrail is inconvenient to adjust, so that the enclosure of a construction site is not facilitated according to specific needs, the isolation of a highway construction site is influenced, more guardrails are required to be used for protection on the premise of the same protection area, and the protection cost is improved;

2. be unfavorable for to a certain extent keep apart the protection to the dust, inconvenient rolling to its carrying on a certain degree simultaneously is accomodate to inconvenient transporting it and shifting, it is great to take up an area of the space simultaneously.

We have proposed a guard rail for road construction in order to solve the problems set forth above.

Disclosure of Invention

The invention aims to provide a guardrail for highway construction, which solves the problems that the protection length range of the guardrail is inconvenient to adjust, so that the guardrail is not beneficial to enclosing a construction site according to specific needs and influencing the isolation of the highway construction site, more guardrails are required to be used for protection on the premise of the same protection area, the protection cost is improved, the guardrail is not beneficial to isolating and protecting dust to a certain extent, and meanwhile, the guardrail is inconvenient to roll and store to a certain extent, so that the guardrail is inconvenient to transport and transfer, and the occupied space is large.

In order to achieve the purpose, the invention provides the following technical scheme: a guardrail for highway construction comprises a main rod body, a magnet and a vortex spring, wherein an adjusting rod is arranged inside the main rod body, a supporting rod is arranged on the surface of the upper end of the adjusting rod, the supporting rod is positioned on the inner side of a groove rail, the groove rail is arranged on the inner wall of the main rod body, an adjusting ring is arranged at the lower end of the main rod body, a butt ring is arranged on the upper surface of the adjusting ring, the adjusting ring is connected with the main rod body through the butt ring, a first butt rod is arranged on the surface of the main rod body, a butt groove is formed in the first butt rod, a second butt rod is arranged on the inner side of the butt groove, the magnet is embedded and arranged on the surface of the second butt rod and the inner side surface of the butt groove, a limiting hole is formed in the surface of the second butt rod, an inserting rod is arranged on the inner side of the receiving groove, and the receiving groove, the outside of inserted bar is provided with reset spring, and reset spring is located the inboard of accomodating the groove to the inserted bar passes through reset spring and head rod interconnect, the slotted hole has been seted up on the inserted bar, and the inboard of slotted hole is provided with the ejector pin, the outside of ejector pin is provided with drive spring, and the ejector pin passes through drive spring and head rod interconnect, the outside of head rod is provided with the isolation curtain, and the middle-end position of isolating the curtain is located the inboard of erecting the groove, erect the groove and open on the winding rod, and the winding rod is located the inboard of winding barrel, the lower extreme surface of winding rod is provided with the vortex spring, and the vortex spring is located between winding rod and the winding barrel to the winding rod passes through vortex spring and winding barrel interconnect.

Preferably, the supporting rods are symmetrically distributed on the upper end surface of the adjusting rod, and the supporting rods and the main rod body form a sliding structure through the groove rails.

The adjusting ring forms a rotating structure with the main rod body through the butt joint ring, and the adjusting ring is in threaded connection with the adjusting rod.

The first butt joint rod is fixedly connected with the main rod body, and the first butt joint rod is in a transversely placed concave structure.

Preferably, the second butt joint rod is cut into a transversely-placed T-shaped structure in a downward direction, and the second butt joint rod is mutually matched with the first butt joint rod through the butt joint groove.

Preferably, the inserted bars are symmetrically distributed on the first butt-joint bar, the inserted bars and the accommodating grooves form a telescopic structure through return springs, and the inserted bars and the limiting holes are mutually matched.

Preferably, the slotted hole is a trapezoidal structure in a downward-cutting mode, and the ejector rod is in through connection with the inserted bar through the slotted hole.

Preferably, the winding rod forms a rotating structure with the winding drum through a vortex spring, and the winding rod is connected with the isolation curtain in a clamping mode through a vertical groove.

Compared with the prior art, the invention has the beneficial effects that: the guardrail for highway construction;

1. the isolating curtain can be drawn out of the winding drum, so that the specific enclosing range of the guardrail is convenient to adjust, enclosing of a construction site is facilitated according to specific construction requirements, meanwhile, the isolating curtain with the curtain-shaped structure can isolate dust on the construction site, and the surrounding environment of the construction site is prevented from being greatly polluted;

2. the second butt joint rod can be connected with the first butt joint rod through the butt joint groove, so that the main rod body and the isolation curtain can be conveniently detached or installed, the subsequent detachment and transfer of the main rod body and the isolation curtain can be conveniently performed, excessive space is prevented from being occupied, the convenience of transportation is improved, and the transportation cost is reduced;

3. when the second butt joint rod is clamped into the first butt joint rod, the second butt joint rod can push and extrude the ejector rod, so that the ejector rod retracts into the first butt joint rod, meanwhile, the ejector rod pushes the insert rod through the slotted hole, and the insert rod is conveniently inserted into the limiting hole to lock the second butt joint rod.

Drawings

FIG. 1 is a schematic view of the overall front view structure of the present invention;

FIG. 2 is a schematic cross-sectional view of a main rod body and an adjusting rod of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;

FIG. 4 is a top view of the first connecting rod of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4 according to the present invention;

FIG. 6 is a schematic cross-sectional view of the take-up spool of the present invention;

FIG. 7 is a schematic view of a top-down connection structure of the winding rod and the winding drum according to the present invention;

FIG. 8 is a schematic view of the connection structure of the rolling rod and the isolation curtain of the present invention.

In the figure: 1. a main rod body; 2. adjusting a rod; 3. a strut; 4. a groove rail; 5. an adjusting ring; 6. a docking ring; 7. a first butt link rod; 8. a butt joint groove; 9. a second butt joint rod; 10. a magnet; 11. a limiting hole; 12. inserting a rod; 13. a receiving groove; 14. a return spring; 15. a slot; 16. a top rod; 17. a drive spring; 18. a separating curtain; 19. a vertical slot; 20. winding the rod; 21. winding the roll; 22. a scroll spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a guardrail for highway construction comprises a main rod body 1, a magnet 10 and a vortex spring 22, wherein an adjusting rod 2 is arranged inside the main rod body 1, a supporting rod 3 is arranged on the upper end surface of the adjusting rod 2, the supporting rod 3 is positioned on the inner side of a groove rail 4, the groove rail 4 is arranged on the inner wall of the main rod body 1, an adjusting ring 5 is arranged at the lower end of the main rod body 1, a butt ring 6 is arranged on the upper surface of the adjusting ring 5, the adjusting ring 5 is mutually connected with the main rod body 1 through the butt ring 6, a first butt rod 7 is arranged on the surface of the main rod body 1, a butt groove 8 is arranged on the first butt rod 7, a second butt rod 9 is arranged on the inner side of the butt groove 8, the magnet 10 is embedded and arranged on the surface of the second butt rod 9 and the inner side surface of the butt groove 8, a limiting hole 11 is arranged on the surface of the second butt rod 9, an inserting rod 12, the accommodating groove 13 is arranged inside the first connecting rod 7, the outside of the inserted rod 12 is provided with a return spring 14, the return spring 14 is positioned inside the accommodating groove 13, and the inserted link 12 is connected with the first connecting link 7 through the return spring 14, the inserted link 12 is opened with a slot hole 15, and the inner side of the slot hole 15 is provided with a mandril 16, the outer side of the mandril 16 is provided with a driving spring 17, and the top rod 16 is connected with the first butt-joint rod 7 through a driving spring 17, an isolation curtain 18 is arranged outside the second butt-joint rod 9, and the middle end position of the isolation curtain 18 is positioned at the inner side of the vertical groove 19, the vertical groove 19 is opened on the rolling rod 20, and the winding rod 20 is positioned at the inner side of the winding drum 21, the outer surface of the lower end of the winding rod 20 is provided with a scroll spring 22, and the scroll spring 22 is located between the winding rod 20 and the winding drum 21, and the winding rod 20 is interconnected with the winding drum 21 by the scroll spring 22;

the supporting rods 3 are symmetrically distributed on the upper end surface of the adjusting rod 2, and the supporting rods 3 and the main rod body 1 form a sliding structure through the groove rails 4, so that the supporting rods 3 and the groove rails 4 are convenient to cooperate to limit the rotating direction of the adjusting rod 2;

the adjusting ring 5 and the main rod body 1 form a rotating structure through the butt-joint ring 6, and the adjusting ring 5 is in threaded connection with the adjusting rod 2, so that the adjusting ring 5 can conveniently rotate and meanwhile the adjusting rod 2 can be pushed by threads to perform telescopic motion on the inner side of the main rod body 1 through the adjusting ring 5;

the first butt joint rod 7 is fixedly connected with the main rod body 1, and the first butt joint rod 7 is cut down into a transversely placed concave structure, so that the second butt joint rod 9 can be conveniently and stably connected with the main rod body 1 through the first butt joint rod 7;

the second butt joint rod 9 is cut down into a transversely-placed T-shaped structure, and the second butt joint rod 9 is mutually matched with the first butt joint rod 7 through the butt joint groove 8, so that the first butt joint rod 7 is conveniently and stably butted with the second butt joint rod 9 through the butt joint groove 8;

the inserted rods 12 are symmetrically distributed on the first butt joint rod 7, the inserted rods 12 and the accommodating grooves 13 form a telescopic structure through the return springs 14, and the inserted rods 12 and the limiting holes 11 are mutually matched, so that the return springs 14 can conveniently push the inserted rods 12 to extend out of the accommodating grooves 13 and be inserted into the limiting holes 11 to limit the positions of the second butt joint rods 9;

the slotted hole 15 is in a trapezoidal structure in a downward-cut mode, and the ejector rod 16 is in penetrating connection with the inserted rod 12 through the slotted hole 15, so that the inserted rod 12 is pushed along the inclined inner wall of the slotted hole 15, and the inserted rod 12 can slide and move conveniently;

the winding rod 20 and the winding drum 21 form a rotating structure through the scroll spring 22, the winding rod 20 is connected with the isolation curtain 18 in a clamping mode through the vertical groove 19, when the winding rod 20 rotates on the inner side of the winding drum 21 conveniently, the winding rod 20 winds and stores the isolation curtain 18 when the winding rod rotates conveniently.

The working principle of the embodiment is as follows: according to fig. 1, 6, 7 and 8, firstly, the isolation curtain 18 is pulled to the outside of the winding drum 21 through the second docking rod 9, while the isolation curtain 18 is pulled to the outside of the winding drum 21, the isolation curtain 18 at this time drives the winding rod 20 to perform a rotational motion on the inside of the winding drum 21 until the isolation curtain 18 is drawn out from the winding drum 21 by a certain length (manually releasing the pulled isolation curtain 18, the scroll spring 22 will push the winding rod 20 to perform a reverse rotation on the inside of the winding drum 21, so that the winding rod 20 can stably wind and store the isolation curtain 18, and facilitate subsequent transfer and transportation), the second docking rod 9 on the isolation curtain 18 is inserted into the docking slot 8 on the first docking rod 7 until the magnet 10 on the second docking rod 9 is in adsorption docking with the magnet 10 in the docking slot 8, according to fig. 4 and 5, while the second docking rod 9 is inserted into the docking slot 8, at this time, the second butt joint rod 9 extrudes the top rod 16, the extruded top rod 16 pushes the inserted rod 12 through the slotted hole 15, the inserted rod 12 slides and extends out of the accommodating groove 13 at this time until the inserted rod 12 is inserted into the limiting hole 11 on the surface of the second butt joint rod 9, the inserted rod 12 locks the connection state between the first butt joint rod 7 and the second butt joint rod 9 at this time, and then the main rod body 1 and the winding drum 21 are installed on the ground;

according to fig. 1, fig. 2 and fig. 3, when the protection height of the guardrail needs to be adjusted, only the adjusting ring 5 needs to be screwed manually, the adjusting ring 5 at this moment performs rotary motion at the lower end of the main rod body 1 through the butt-joint ring 6 under the screwing action, the adjusting ring 5 of the rotary motion can push the adjusting rod 2 to perform telescopic motion at the inner side of the main rod body 1 through threads, meanwhile, the adjusting rod 2 performs sliding telescopic motion at the inner side of the main rod body 1 through the supporting rod 3 and the groove rail 4, and the whole height between the main rod body 1 and the adjusting rod 2 is convenient to adjust.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.