CN112554103B - Folding type guardrail rod for road construction - Google Patents

Folding type guardrail rod for road construction Download PDF

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Publication number
CN112554103B
CN112554103B CN202011346887.1A CN202011346887A CN112554103B CN 112554103 B CN112554103 B CN 112554103B CN 202011346887 A CN202011346887 A CN 202011346887A CN 112554103 B CN112554103 B CN 112554103B
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China
Prior art keywords
frame
support
side wall
block
welded
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CN202011346887.1A
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CN112554103A (en
Inventor
吴梦媛
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Guangzhou Haiquan Decoration Design Co ltd
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Guangzhou Haiquan Decoration Design Co ltd
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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F15/00—Safety arrangements for slowing, redirecting or stopping errant vehicles, e.g. guard posts or bollards; Arrangements for reducing damage to roadside structures due to vehicular impact
    • E01F15/006—Lane control by movable lane separating barriers, e.g. shiftable barriers, retractable kerbs ; Apparatus or barriers specially adapted therefor, e.g. wheeled barriers
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • E01F9/619—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings with reflectors; with means for keeping reflectors clean
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
    • E01F9/669—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for fastening to safety barriers or the like

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

The invention discloses a folding type guardrail rod for road construction, which comprises a first frame, a second frame and a light reflecting strip, wherein a first support is rotatably connected to the inner side wall of the first frame, one end, far away from the first support, of the second support is rotatably connected with the inner side wall of the second frame, the light reflecting strip is pasted and connected to the rear side walls of the first frame, the first support, the second support and the second frame, a bottom plate is arranged on the lower side wall of the second frame at equal intervals, an installation block is welded on the inner side wall of the left end of the first frame, an installation seat is welded and connected with the inner side wall of the left end of the second frame, and a connecting block is welded on the outer side wall of the left end of the first frame. This foldable road construction is with enclosing guardrail bar, very big reduction the volume of enclosing guardrail bar, make its occupation space less, improved transportation volume and convenience when enclosing guardrail bar and carrying, realized enclosing the built-up mounting between the guardrail bar monomer in addition, improved the flexibility.

Description

Folding type guardrail rod for road construction
Technical Field
The invention relates to the technical field related to construction guardrails, in particular to a folding type guardrail rod for road construction.
Background
When the road construction, in order to improve the security in the work progress, often need erect the guardrail at the construction road surface to this plays the warning effect to the road vehicle, avoids the emergence of traffic accident, and the guardrail also can play the enclosure effect simultaneously, avoids the pedestrian to miss and goes into the construction place.
A combination municipal construction warning guardrail is disclosed by a patent with the patent number CN108266049B, which comprises a bottom guardrail frame, a top guardrail frame is arranged above the bottom guardrail frame, the bottom guardrail frame is connected with the top guardrail frame through a lifting rod, two ends of the lifting rod are rotatably fixed on a lifting bottom support through a connecting shaft, a lifting slider is fixed at the bottoms of the lifting bottom supports on the right sides of the bottom guardrail frame and the top guardrail frame, the lifting slider is fixed in a lifting chute, wheels are arranged at the bottom of the bottom guardrail frame, side light reflecting plates are fixed on the front side and the rear side of the bottom guardrail frame and the front side and the rear side of the top guardrail frame, a top guardrail fixing rod and a top guardrail fixing groove are respectively fixed on two sides of the top guardrail frame, bottom frame holes are formed in two sides of the bottom guardrail frame, combination rods are arranged in the bottom frame holes, anti-skidding blocks are fixed at the bottoms of the combination rods, limiting blocks are fixed in the middle of the combination rods, and the top threads of the combination rods are fixed in the threaded holes; the guardrail can be combined and spliced into a guardrail whole with adjustable length, extension and height, and can integrally move;
through retrieving for example patent that patent number is CN208668337U again disclose a foldable guardrail is used in municipal administration, including left branch vaulting pole and right branch vaulting pole, the bottom plate has all been welded to the bottom of left branch vaulting pole and right branch vaulting pole, both sides all have the coupling to have the universal wheel around the bottom of bottom plate. The folding guardrail for municipal administration is characterized in that a connecting rod is pulled to be parallel to a rectangular block, the connecting rod is inserted into an inner cavity of the rectangular block by pushing a left supporting rod and a right supporting rod to fold the folding rod, when the connecting rod is in contact with the connecting plate, a sliding rod is pulled downwards, the connecting plate drives a second rotating shaft to rotate by pulling the sliding rod downwards, and springs in the inner cavities of a first hollow rod and a second hollow rod are compressed;
combine the retrieval of above-mentioned two patents to and combine prior art, although folding processing can be realized to above-mentioned guardrail, its volume after folding is still great, and structural also be irregular shape more, accomodate when carrying and put and convenient inadequately, influenced the carrying capacity of guardrail, the guardrail is convenient fast inadequately operated when combination concatenation and folding expansion in addition, influences the efficiency of construction, consequently we propose a foldable road construction with enclosing guardrail bar, so that solve the problem of proposing in the aforesaid.
Disclosure of Invention
The invention aims to provide a folding type guardrail rod for road construction, which aims to solve the problems that the folding type guardrail rod provided by the background technology has larger volume, is not convenient to store and put when being carried, influences the carrying capacity of the guardrail, is not convenient and quick to operate when being spliced, folded and unfolded, and influences the construction efficiency.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a foldable road construction is with enclosing guardrail pole, includes first frame, second frame and reflection of light strip, it is connected with first support to rotate on the inside wall of first frame, and the one end that first frame was kept away from to first support rotates and is connected with the second support, first support is the slope setting with the second support after expanding, and the length size of first support equals the length size of second support, and the junction fixedly connected with torsion spring of first support and second support, the one end that first support was kept away from to the second support rotates with the inside wall of second frame to be connected, first support is equidistant setting on the inside wall of first frame, and the longitudinal section of first frame and second frame all is "concave" font structure to the area size of first frame cross section equals the area size of second frame cross section, first frame, first support, The rear side walls of the second support and the second frame are both connected with a reflecting strip in a sticking mode, the lower side wall of the second frame is provided with a bottom plate at equal intervals, the middle part of one side, close to the second frame, of the bottom plate is welded with a fixing block, the inner side of the fixing block is connected with a connecting column in a sliding mode, and the outer side of the connecting column is sleeved with a reset spring;
the positioning blocks are arranged at the joint of the first support and the first frame and the joint of the second support and the second frame, the first support and the second support are attached to the positioning blocks after being turned over, the inner side walls of the first frame and the second frame are provided with limiting plates at equal intervals, the limiting plates form a turning structure on the inner side wall of the first frame, the longitudinal section of each limiting plate is of an L-shaped structure, the width of each limiting plate is equal to the width of the inner side of the first frame, the limiting plates are connected with the movable rods in a sliding mode, the movable rods form a sliding structure on the inner side of the first frame, the left ends of the movable rods are in threaded connection with the adjusting bolts, and the longitudinal sections of the movable rods, close to the ends of the adjusting bolts, are of square structures;
the welding has the installation piece on the inside wall of first frame left end, and the installation piece adopts the mode of block to be connected with the mount pad, the inside wall welded connection of mount pad and second frame left end, the activity post is installed to the inboard at mount pad middle part, and the middle part welding of activity post front side has the compression leg, the longitudinal section of activity post and compression leg all is "T" font structure, and the diameter size of compression leg minimum department is less than the diameter size of activity post minimum department to the compression leg promotes the activity post and constitutes sliding construction in the inboard of mount pad, the first spring of fixedly connected with on the back lateral wall of activity post, the welding has the connecting block on the lateral wall of first frame left end, and the welding has the connecting seat on the lateral wall of first frame right-hand member.
Preferably, the bottom plate passes through the supplementary structure that rotates that constitutes of spliced pole on the second frame, and the bottom plate rotates to be perpendicular setting with the second frame after expanding to the lower lateral wall of second frame adopts the mode of block to be connected with the fixed block.
Preferably, the upper end of the connecting column is fixedly connected with the inner side wall of the second frame, the upper end of the connecting column is connected with the upper side wall of the fixing block in a penetrating mode, and the cross section of the fixing block is square.
Preferably, the connecting block is connected with the convex part on the inner side of the connecting seat in a clamping manner, one end, close to the connecting seat, of the connecting block is of an arc-shaped structure, and the connecting block forms a rotating structure on the connecting seat.
Preferably, the inner side wall of the upper end of the connecting seat is in threaded connection with the fixing bolt, and the lower end of the fixing bolt is in through connection with the connecting block after the fixing bolt is screwed.
Compared with the prior art, the invention has the beneficial effects that: the folding type guardrail rod for road construction greatly reduces the volume of the guardrail rod, so that the guardrail rod occupies a smaller space, improves the transportation amount and the convenience when the guardrail rod is carried, realizes the combined installation among the guardrail rod monomers, improves the flexibility, and is suitable for the enclosure of a construction site;
1. be equipped with first support and second support, the movable rod adopts gliding mode to be connected with the limiting plate, revolve wrong rotation adjusting bolt, make the movable rod promote the limiting plate and overturn, limiting plate on the first frame and limiting plate on the second frame lose spacingly to first support and second support respectively, press down first frame, make first support overturn on the first frame, and make the second support overturn on the second frame, accomplish the folding laminating of first frame and second frame, when expanding, loosen the fixed between installation piece and the mount pad, the upset expansion of first support and second support is assisted through torsion spring's elastic deformation, to sum up, realize enclosing guardrail bar's quick folding and expansion, it is more convenient to operate, construction efficiency is improved, be rectangle columnar structure after folding in addition, very big reduction enclosing guardrail bar's volume, the occupied space is small, and the transportation amount and the convenience of carrying the guardrail rod are improved;
2. the enclosure guardrail is provided with a second frame and a bottom plate, the bottom plate is pulled to enable the fixing block to be out of clamping with the lower side wall of the second frame, after the bottom plate rotates along the connecting column, the fixing block is enabled to be clamped with the lower side wall of the second frame again through elastic deformation of a reset spring, the bottom plate is arranged on the lower side of the second frame at equal intervals and is arranged vertically to the second frame after being unfolded, stable arrangement of the enclosure guardrail is achieved through support of the bottom plate, and using requirements of the enclosure guardrail are met;
3. be equipped with connecting block and connecting seat, the connecting block inserts the inside back of connecting seat, make the inboard bulge of connecting seat be connected with the connecting block, revolve wrong rotation gim peg, the lower extreme that makes the gim peg accomplishes fixedly with the connecting block through connection, the one end that the connecting block is close to the connecting seat is the arc structure, and the connecting block constitutes rotating-structure on the connecting seat, the built-up mounting of enclosing between the guardrail pole monomer has been realized, the problem of enclosing angle modulation between the guardrail pole monomer has been solved, the flexibility is improved, be applicable to the enclosure of construction site.
Drawings
FIG. 1 is a schematic view of the unfolded front perspective structure of the present invention;
FIG. 2 is a schematic view of a connection between a first bracket and a second bracket according to the present invention;
FIG. 3 is a schematic diagram of a rear side perspective view of the present invention;
FIG. 4 is a schematic view of a front sectional perspective structure of the second frame and the bottom plate according to the present invention;
FIG. 5 is a schematic front perspective view of the connection between the first frame and the first bracket according to the present invention;
FIG. 6 is a schematic view of an elevation perspective structure of the connection between the limiting plate and the movable rod according to the present invention;
FIG. 7 is a schematic view of a front perspective structure of the connection between the first frame and the positioning block according to the present invention;
FIG. 8 is a schematic front perspective view of the connection between the second bracket and the second frame according to the present invention;
FIG. 9 is a schematic view of a folded front perspective structure of the first frame and the second frame of the present invention;
FIG. 10 is a schematic view of a front sectional perspective structure of the connection between the mounting block and the mounting base of the present invention;
FIG. 11 is a schematic view of a front perspective structure of the connection between the connection block and the connection seat of the present invention;
FIG. 12 is a schematic view of a front sectional perspective structure of the connection block and the fixing bolt of the present invention;
fig. 13 is a schematic view of a folded front perspective structure of the present invention.
In the figure: 1. a first frame; 2. a first bracket; 3. a second bracket; 4. a torsion spring; 5. a second frame; 6. a light-reflecting strip; 7. a base plate; 8. a fixed block; 9. connecting columns; 10. a return spring; 11. positioning blocks; 12. a limiting plate; 13. a movable rod; 14. adjusting the bolt; 15. mounting blocks; 16. a mounting seat; 17. a movable post; 18. pressing the column; 19. a first spring; 20. connecting blocks; 21. a connecting seat; 22. and (6) fixing the bolt.
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. 1-13, the present invention provides a technical solution: a folding type guardrail rod for road construction comprises a first frame 1, a first support 2, a second support 3, a torsion spring 4, a second frame 5, a light reflecting strip 6, a bottom plate 7, a fixed block 8, a connecting column 9, a return spring 10, a positioning block 11, a limiting plate 12, a movable rod 13, an adjusting bolt 14, a mounting block 15, a mounting seat 16, a movable column 17, a pressing column 18, a first spring 19, a connecting block 20, a connecting seat 21 and a fixing bolt 22, wherein the inner side wall of the first frame 1 is rotatably connected with the first support 2, one end of the first support 2, far away from the first frame 1, is rotatably connected with the second support 3, the first support 2 and the second support 3 are obliquely arranged after being unfolded, the length of the first support 2 is equal to that of the second support 3, the torsion spring 4 is fixedly connected at the connecting part of the first support 2 and the second support 3, one end of the second support 3, far away from the first support 2, is rotatably connected with the inner side wall of the second frame 5, the first support 2 is arranged on the inner side wall of the first frame 1 at equal intervals, the longitudinal sections of the first frame 1 and the second frame 5 are in a concave structure, the area size of the cross section of the first frame 1 is equal to the area size of the cross section of the second frame 5, the rear side walls of the first frame 1, the first support 2, the second support 3 and the second frame 5 are respectively connected with a light reflecting strip 6 in a sticking mode, the lower side wall of the second frame 5 is provided with a bottom plate 7 at equal intervals, a fixing block 8 is welded in the middle of one side, close to the second frame 5, of the bottom plate 7, the inner side of the fixing block 8 is connected with a connecting column 9 in a sliding mode, and a reset spring 10 is sleeved on the outer side of the connecting column 9;
the connecting part of the first support 2 and the first frame 1 and the connecting part of the second support 3 and the second frame 5 are both provided with positioning blocks 11, the first support 2 and the second support 3 are both arranged in a fit manner with the positioning blocks 11 after being overturned, the inner side walls of the first frame 1 and the second frame 5 are provided with limiting plates 12 at equal intervals, the limiting plates 12 form an overturning structure on the inner side wall of the first frame 1, the longitudinal section of each limiting plate 12 is of an L-shaped structure, the width dimension of each limiting plate 12 is equal to the width dimension of the inner side of the first frame 1, the limiting plates 12 are connected with the movable rods 13 in a sliding manner, the movable rods 13 form a sliding structure on the inner side of the first frame 1, the left ends of the movable rods 13 are in threaded connection with the adjusting bolts 14, and the longitudinal sections of the movable rods 13 close to one ends of the adjusting bolts 14 are of square structures;
the welding has installation piece 15 on the inside wall of first frame 1 left end, and installation piece 15 is connected with the mode that mount pad 16 adopted the block, the inside wall welded connection of mount pad 16 and 5 left ends of second frame, movable post 17 is installed to the inboard at mount pad 16 middle part, and the middle part welding of movable post 17 front side has compression leg 18, the longitudinal section of movable post 17 and compression leg 18 all is "T" font structure, and the diameter size of compression leg 18 minimum department is less than the diameter size of movable post 17 minimum department, and compression leg 18 promotes movable post 17 and constitutes sliding construction in the inboard of mount pad 16, fixedly connected with first spring 19 on the back lateral wall of movable post 17, the welding has connecting block 20 on the lateral wall of first frame 1 left end, and the welding has connecting seat 21 on the lateral wall of first frame 1 right-hand member.
Constitute rotating-structure on second frame 5 through the supplementary of spliced pole 9 as in fig. 4 and fig. 1 bottom plate 7, and bottom plate 7 rotates to expand the back and is perpendicular setting with second frame 5, and the lower lateral wall of second frame 5 adopts the mode of block with fixed block 8 to be connected, the upper end of spliced pole 9 and the inside wall fixed connection of second frame 5, and the upper end of spliced pole 9 is connected with the last lateral wall of fixed block 8 adoption mode of running through, and the cross sectional shape of fixed block 8 is the square, utilize the support of bottom plate 7 to realize the stable arrangement of enclosure railing, the user demand of enclosure railing has been satisfied.
As in fig. 11, 12 and 1, the connecting block 20 is connected with the inner side of the connecting base 21 in a clamping manner, one end of the connecting block 20 close to the connecting base 21 is of an arc structure, the connecting block 20 forms a rotating structure on the connecting base 21, the inner side wall of the upper end of the connecting base 21 is in threaded connection with the fixing bolt 22, and the fixing bolt 22 is screwed to connect the lower end of the fixing bolt with the connecting block 20 in a penetrating manner, so that the combined installation of the guardrail rod units is realized, the problem of angle adjustment between the guardrail rod units is solved, the flexibility is improved, and the guardrail connecting device is suitable for enclosing a construction site.
The working principle is as follows: when the folding guard rail for road construction is used, the press post 18 is pressed to push the movable post 17 to slide on the inner side of the mounting seat 16 by the press post 18 as shown in fig. 1, 2, 9 and 10, and the first spring 19 is elastically deformed after being extruded, the movable column 17 loses the clamping with the hole groove at the lower end of the mounting block 15 after moving, the diameter size of the minimum position of the pressure column 18 is smaller than that of the minimum position of the movable column 17, after the pressure column 18 moves to the hole groove at the lower end of the mounting block 15, the first frame 1 is pulled to separate the compression leg 18 along the opening of the hole slot at the lower end of the mounting block 15, then the first bracket 2 and the second bracket 3 are turned over by the aid of the elastic deformation of the torsion spring 4, and the first frame 1 and the second frame 5 are unfolded through the support of the first bracket 2 and the second bracket 3;
as shown in fig. 5, 6, 7, and 8, after the first bracket 2 and the second bracket 3 are turned over, the positioning block 11 is used for positioning, so that the first bracket 2 and the second bracket 3 are obliquely arranged, the adjusting bolt 14 on the first frame 1 is rotated by screwing, the longitudinal section of one end of the movable rod 13 close to the adjusting bolt 14 is in a square structure, the movable rod 13 slides on the inner side of the first frame 1, the movable rod 13 is connected with the limiting plate 12 in a sliding manner, after the movable rod 13 moves, the limiting plate 12 is turned over on the first frame 1, the limiting plate 12 is attached to the first bracket 2, the first bracket 2 is limited and fixed, the adjusting bolt 14 on the second frame 5 is rotated by screwing, and the limiting plate 12 on the second frame 5 is used for limiting and fixing the second bracket 3;
according to the attached drawings 1, 3 and 4, the bottom plate 7 is pulled, so that the bottom plate 7 drives the fixing block 8 to be out of clamping with the lower side wall of the second frame 5, then the bottom plate 7 is rotated, the bottom plate 7 rotates along the connecting column 9, after the bottom plate 7 and the second frame 5 are vertically arranged, the fixing block 8 is clamped with the lower side wall of the second frame 5 again through the elastic deformation of the reset spring 10 to finish fixing, the enclosure guardrail is placed through the support of the bottom plate 7, and the light reflecting strip 6 plays a warning role;
during the folding operation, as shown in fig. 1 and 13, in summary, the adjusting bolt 14 on the first frame 1 is screwed to make the limiting plate 12 on the first frame 1 lose the limiting position with the first bracket 2, the adjusting bolt 14 on the second frame 5 is screwed again to make the limiting plate 12 on the second frame 5 lose the limiting position with the second bracket 3, the first frame 1 is pressed to make the first bracket 2 folded and accommodated inside the first frame 1 after being turned over, and make the second bracket 3 folded and accommodated inside the second frame 5 after being turned over, so as to complete the folding and accommodation of the enclosure handrail;
when assembling, according to the attached drawings 11 and 12, the connecting block 20 is inserted into the inner side of the connecting base 21, the convex part of the inner side of the connecting base 21 is clamped on the connecting block 20, so as to realize the rapid butt joint of the connecting block 20 and the connecting base 21, the fixing bolt 22 is screwed and rotated, the lower end of the fixing bolt 22 is connected with the connecting block 20 in a penetrating way to complete the fixing, so as to complete the assembling and the assembling of the guardrail rods, which is the whole working process of the foldable guardrail rod for road construction, and the contents not described in detail in this specification belong to the prior art known to those skilled in the art.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, the specific connection mode of each part adopts the conventional means such as mature bolts, rivets, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so the detailed description is omitted.
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.

Claims (5)

1. The utility model provides a foldable road construction is with enclosing guardrail pole, includes first frame (1), second frame (5) and reflection of light strip (6), its characterized in that: the inner side wall of the first frame (1) is rotatably connected with a first support (2), one end, far away from the first frame (1), of the first support (2) is rotatably connected with a second support (3), the first support (2) and the second support (3) are obliquely arranged after being unfolded, the length of the first support (2) is equal to that of the second support (3), a torsion spring (4) is fixedly connected to the joint of the first support (2) and the second support (3), one end, far away from the first support (2), of the second support (3) is rotatably connected with the inner side wall of the second frame (5), the first support (2) is equidistantly arranged on the inner side wall of the first frame (1), the longitudinal sections of the first frame (1) and the second frame (5) are of a concave structure, and the area of the cross section of the first frame (1) is equal to that of the cross section of the second frame (5), the rear side walls of the first frame (1), the first support (2), the second support (3) and the second frame (5) are respectively connected with a light reflecting strip (6) in a sticking mode, the lower side wall of the second frame (5) is provided with a bottom plate (7) at equal intervals, the middle of one side, close to the second frame (5), of the bottom plate (7) is welded with a fixed block (8), the inner side of the fixed block (8) is connected with a connecting column (9) in a sliding mode, and the outer side of the connecting column (9) is sleeved with a reset spring (10);
the connecting part of the first support (2) and the first frame (1) and the connecting part of the second support (3) and the second frame (5) are both provided with a positioning block (11), the first support (2) and the second support (3) are both attached to the positioning block (11) after being overturned, the inner side walls of the first frame (1) and the second frame (5) are provided with limit plates (12) at equal intervals, the limit plates (12) form an overturning structure on the inner side wall of the first frame (1), the longitudinal section of each limit plate (12) is of an L-shaped structure, the width dimension of each limit plate (12) is equal to the width dimension of the inner side of the first frame (1), the limit plates (12) are connected with the movable rods (13) in a sliding mode, the movable rods (13) form a sliding structure on the inner side of the first frame (1), and the left ends of the movable rods (13) are in threaded connection with an adjusting bolt (14), the longitudinal section of one end of the movable rod (13) close to the adjusting bolt (14) is of a square structure;
the inner side wall of the left end of the first frame (1) is welded with an installation block (15), the installation block (15) is connected with the installation seat (16) in a clamping manner, the installation seat (16) is welded with the inner side wall of the left end of the second frame (5), a movable column (17) is installed on the inner side of the middle part of the installation seat (16), a compression column (18) is welded in the middle of the front side of the movable column (17), the longitudinal sections of the movable column (17) and the compression column (18) are both of a T-shaped structure, the diameter size of the minimum position of the compression column (18) is smaller than that of the minimum position of the movable column (17), the compression column (18) pushes the movable column (17) to form a sliding structure on the inner side of the installation seat (16), a first spring (19) is fixedly connected to the rear side wall of the movable column (17), and a connecting block (20) is welded on the outer side wall of the left end of the first frame (1), and the outer side wall of the right end of the first frame (1) is welded with a connecting seat (21).
2. The folding guardrail rod for road construction as claimed in claim 1, wherein: bottom plate (7) constitute rotating-structure on second frame (5) through the supplementary of spliced pole (9), and bottom plate (7) rotate and be perpendicular setting with second frame (5) after expanding to the lower lateral wall of second frame (5) adopts the mode of block to be connected with fixed block (8).
3. The folding guardrail rod for road construction as claimed in claim 1, wherein: the upper end of spliced pole (9) and the inside wall fixed connection of second frame (5), and the upper end of spliced pole (9) is connected with the last lateral wall of fixed block (8) adoption mode of running through to the cross sectional shape of fixed block (8) is the square.
4. The folding guardrail rod for road construction as claimed in claim 1, wherein: the connecting block (20) is connected with the convex part on the inner side of the connecting seat (21) in a clamping manner, one end, close to the connecting seat (21), of the connecting block (20) is of an arc-shaped structure, and the connecting block (20) forms a rotating structure on the connecting seat (21).
5. The folding guardrail rod for road construction as claimed in claim 4, wherein: the inner side wall of the upper end of the connecting seat (21) is in threaded connection with the fixing bolt (22), and the lower end of the fixing bolt (22) is in through connection with the connecting block (20) after the fixing bolt (22) is screwed.
CN202011346887.1A 2020-11-26 2020-11-26 Folding type guardrail rod for road construction Active CN112554103B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011346887.1A CN112554103B (en) 2020-11-26 2020-11-26 Folding type guardrail rod for road construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011346887.1A CN112554103B (en) 2020-11-26 2020-11-26 Folding type guardrail rod for road construction

Publications (2)

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CN113622334B (en) * 2021-08-23 2023-12-12 山西思博建设有限公司 Warning device for road construction
CN114934716B (en) * 2022-04-06 2023-09-19 靖江荣平警用装备制造有限公司 Portable folding fence for police and use method

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CN111441648A (en) * 2020-04-08 2020-07-24 台州宏丰建设有限公司 Building construction protective fence
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CN211851222U (en) * 2020-01-15 2020-11-03 福建璟榕工程建设发展有限公司 Municipal works are with combination formula protection rail convenient to folding transportation

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ES1065994U (en) * 2007-08-07 2007-12-01 Jose Soria Moreno Folding fence (Machine-translation by Google Translate, not legally binding)
CN206785088U (en) * 2017-03-20 2017-12-22 荣华建设集团有限公司 A kind of band illumination functions construction guard rail
CN207452782U (en) * 2017-07-17 2018-06-05 合肥鸿华建设工程有限公司 A kind of folding traffic guardrail
CN107604852A (en) * 2017-09-01 2018-01-19 浙江夏远信息技术有限公司 A kind of road guard
CN108086207A (en) * 2017-12-27 2018-05-29 成都伍加玖网络科技有限公司 A kind of portable fence of HIGHWAY MAINTENANCE
CN208035760U (en) * 2018-04-17 2018-11-02 周岑 A kind of open university teaching portable folding blackboard
CN210013406U (en) * 2019-04-11 2020-02-04 佛山市驰利鑫金属制品有限公司 Collapsible aluminium system guardrail
CN210288218U (en) * 2019-07-04 2020-04-10 陕西交通职业技术学院 Isolation guardrail for subway
CN211032773U (en) * 2019-10-17 2020-07-17 中国石油化工股份有限公司 Foldable safety protection device
CN211201365U (en) * 2019-11-14 2020-08-07 北京江南装饰有限公司 Foldable guardrail
CN211851222U (en) * 2020-01-15 2020-11-03 福建璟榕工程建设发展有限公司 Municipal works are with combination formula protection rail convenient to folding transportation
CN111441648A (en) * 2020-04-08 2020-07-24 台州宏丰建设有限公司 Building construction protective fence

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