CN110241759B - Road central separation zone construction enclosure suitable for strong wind environment - Google Patents
Road central separation zone construction enclosure suitable for strong wind environment Download PDFInfo
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- CN110241759B CN110241759B CN201910552856.2A CN201910552856A CN110241759B CN 110241759 B CN110241759 B CN 110241759B CN 201910552856 A CN201910552856 A CN 201910552856A CN 110241759 B CN110241759 B CN 110241759B
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- 238000010276 construction Methods 0.000 title claims abstract description 26
- 238000000926 separation method Methods 0.000 title claims abstract description 26
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 230000004888 barrier function Effects 0.000 claims abstract 4
- 238000004804 winding Methods 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 11
- 239000004519 grease Substances 0.000 claims description 4
- 230000001050 lubricating effect Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002689 soil Substances 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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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
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Abstract
The invention discloses a road central separation belt construction barrier suitable for a strong wind environment, which comprises a plurality of barrier units, wherein each barrier unit comprises two vertically arranged stand columns, an upper horizontal beam and a lower horizontal beam are arranged between the two stand columns, a plurality of vertically arranged rotating shafts are uniformly arranged between the lower beam and the upper beam, each rotating shaft is provided with a sheet, each sheet is provided with a threading hole, and the rotating shafts and the threading holes are deviated to the same side of the axis of the sheet; the stay wire sequentially penetrates through the corresponding threading holes in each leaf plate from one side to the other side of the enclosure unit, so that the stay wire is perpendicular to the leaf plates, and the stay wire is provided with thread knots at two sides of each threading hole; the side wall of the upright column close to the central separation belt is provided with an angle-adjustable bracket, the end part of the bottom support is provided with a hole, and a steel chisel passes through the hole and is anchored in a filling layer of the central separation belt. The invention does not adopt electronic equipment, has simple structure, low manufacturing cost, convenient construction, stability and durability, and is particularly suitable for strong wind environment.
Description
Technical Field
The invention belongs to the technical field of road engineering, and relates to a road central separation belt construction enclosure suitable for a strong wind environment.
Background
The central division strip is an important component of a high-grade road, a pipeline and a drainage facility are often arranged inside the division strip, and a construction enclosure is usually needed to reduce the influence of construction dust and noise during routine maintenance operation. The urban road central division strip construction enclosure is usually arranged at the top of the central division strip, and due to the structural design defects, the enclosure is often overturned or deformed under the action of strong wind, so that serious psychological shadow is caused to drivers and passengers, and great hidden danger is brought to road traffic. The invention discloses a windproof enclosure which is disclosed by a patent (the name is a quickly-disassembled windproof enclosure, the application number is 201810388607.X, the publication number is 2018.9.18), comprises a single chip microcomputer, a wind power sensor, an electric push rod motor and other parts, and has the advantages of higher manufacturing cost, low economy, difficult maintenance and difficult popularization; therefore, it is necessary to design a fence structure with simple structure and strong wind shielding capability.
Disclosure of Invention
In order to solve the problems, the invention provides a road central separation belt construction enclosure which is suitable for a strong wind environment, does not adopt electronic equipment, has simple structure, low manufacturing cost, convenient construction, stability and durability, is particularly suitable for the strong wind environment, and solves the problems in the prior art.
The technical scheme adopted by the invention is that the road central separation belt construction enclosure suitable for the strong wind environment comprises a plurality of enclosure units, each enclosure unit comprises two vertically arranged stand columns, an upper horizontal crossbeam and a lower horizontal crossbeam are arranged between the two stand columns, the lower crossbeam is fixed with a road surface through a plurality of bases, a plurality of vertically arranged rotating shafts are uniformly arranged between the lower crossbeam and the upper crossbeam, the rotating shafts are rotatably connected with the crossbeams, each rotating shaft is provided with a page plate, the rotating shafts are parallel to the vertical axis of the page plate, each page plate is provided with a threading hole, and the rotating shafts and the threading holes are deviated to the same side of the axis of the page plate; the stay wire sequentially penetrates through the corresponding threading holes in each page plate from one side to the other side of the enclosure unit, so that the stay wire is perpendicular to the page plates, knots are arranged on two sides of each threading hole of the stay wire, the sizes of the knots are larger than those of the threading holes, one end of the stay wire is provided with a pull ring, and the pull ring is detachably connected with the winding device; the stand is close to the lateral wall of central division strip and is equipped with angularly adjustable support, and the support includes end support and bracing, and the end support is located the bracing below, and the one end of end support and bracing is articulated, and the other end and the stand of end support, bracing are connected, and the tip of end support is porose, and the drill rod passes hole and anchor in the filling layer of central division strip.
Furthermore, a groove is formed in the side wall, close to the central dividing strip, of the upright post, a slide way in the vertical direction is arranged inside each of the two vertical side walls of the groove, the slide way penetrates through the groove and the outer wall of the upright post, a plurality of blocking openings are uniformly arranged on the slide way in the vertical direction, each blocking opening is a hollow groove which is bent downwards, the bending surface of each hollow groove is perpendicular to the slide way, each hollow groove penetrates through the groove and the outer wall of the upright post, and the port of each blocking opening is communicated with the slide; the cross-section of end brace, bracing is angular shape or arc, and the cross-sectional dimension of end brace, bracing is different, and all is less than the horizontal width of recess, and the other end of end brace, bracing is connected with the stand through the sliding bolt that corresponds respectively, and the sliding bolt includes the slide bar, and the both ends of slide bar all are equipped with the bolt cap, and the slide bar level passes the slide, and the diameter of slide bar is less than the bore of shelves mouth, and the bore of shelves mouth is less than the diameter of bolt cap.
Further, the both ends of crossbeam all are equipped with the buckle of downwarping, and the left and right sides of every stand, the position that corresponds with the buckle are equipped with the bayonet socket, and the bayonet socket is to the outer convex cavity of stand lateral wall, and the cavity upper end is equipped with the opening, and the buckle inserts in the opening.
Further, the thickness of the bolt cap is smaller than that of the bayonet.
Furthermore, the bolt cap is detachably connected with the sliding rod.
Furthermore, the rotating shaft is in clearance fit with the cross beam, the lower end of the rotating shaft is hemispherical, and lubricating grease is coated at the contact position of the rotating shaft and the cross beam.
Furthermore, the winding device is arranged in a wire box, and the wire box is arranged on the side wall of the other upright post close to the central separation belt; the pull ring is connected with the winding device through a mechanical automatic locking device, the mechanical automatic locking device comprises a vertically arranged support rod, the support rod is connected with the winding device, a wind bearing plate is arranged between the support rod and the surrounding and blocking unit, the wind bearing plate extends out of the surrounding and blocking unit, the lower end of the wind bearing plate is hinged with the lower end of the support rod, a spring is arranged between the wind bearing plate and the support rod, the included angle between the wind bearing plate and the support rod is 10-20 degrees, and the pull ring is sleeved on the wind bearing plate and the support rod.
Furthermore, the cross section of the leaf plate is in a shuttle shape, the width of the leaf plate is required to be completely closed so that the enclosure is completely closed, and the width of the leaf plate is not wider than the dimension of the upright column perpendicular to the road center line direction when the leaf plate is completely opened.
Furthermore, the bottom support and the inclined support are connected through an elastic hinge bolt, the elastic hinge bolt is of a 'n' shape, and two free ends of the 'n' shape of the elastic hinge bolt respectively penetrate through connecting holes of the bottom support and the inclined support, so that the inclined support and the bottom support are hinged.
Furthermore, the crossbeam inlays and locates in the base, and the base adopts reinforced concrete structure, and the base is located the road left side curb belt in the central separation area outside on, and the width of base is not more than road left side curb belt width.
The invention has the advantages that:
1. the invention has good stability and strong wind resistance and lodging resistance, when meeting a strong wind environment, the pull ring is disassembled, the pull wire is in a free state, and the blade plate can freely rotate under the action of wind power, thereby greatly reducing the windward area acting on the enclosure and improving the stability of the enclosure; part of wind force acts on the upright posts and the base, and the upright posts are kept balanced and stable by virtue of the inclined struts, the bottom struts and the steel rods inserted into the filling soil; the construction enclosure is suitable for the road central separation zone construction in a strong wind environment.
2. The invention has strong applicability according to local conditions and the situation; the side wall of the upright post close to the central dividing strip is provided with the angle-adjustable bracket, and the upright post is inserted into the soil filling layer of the central dividing strip by a certain depth and is anchored through a steel chisel, so that the space of the central dividing strip is fully utilized, and the influence on traffic is reduced; simultaneously the support position that end brace and bracing are constituteed is adjustable for end brace and bracing are suitable angle and prop open, thereby adjust the inclination and the height of drill rod in vertical direction, are applicable to the different surface shape of well central median division strip, utilize triangle-shaped's stability to resist the horizontal load that encloses the fender and suffer, further improve and enclose fender stability.
3. The invention has simple structure and is convenient to install and disassemble; during installation, the buckle is inserted into the opening of the bayonet to complete the connection between the cross beam and the upright post; when the clamping device is disassembled, the cross beam is lifted upwards, the buckle is separated from the opening of the bayonet, and the disassembly can be completed, so that the clamping device is convenient to operate and high in practicability; bayonets are arranged on the left side and the right side of each upright post, so that a plurality of enclosure units can be connected conveniently; the whole structure does not adopt electronic equipment, has low failure rate, is easy to maintain, has low manufacturing cost, saves cost and has better market popularization value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of the enclosure unit of the present invention.
Fig. 2 is a side view of the cord box of the present invention.
Fig. 3 is a front view of the cable box of the present invention.
Figure 4 is a diagram of several possible states of the leaf of the invention.
Figure 5a is a cross-sectional view of a post of the present invention.
Fig. 5b is a cross-sectional view a-a of fig. 5 a.
FIG. 6 is a schematic view showing the structure of the horizontal support of the earth-filling surface of the center divider of the present invention.
FIG. 7 is a schematic view showing the structure of the protruded frame of the earth-filling surface of the center separator according to the present invention.
FIG. 8 is a schematic view of the concave support structure of the earth-filling surface of the center separator according to the present invention.
FIG. 9 is a schematic structural view of the storage state of the inclined strut and the bottom strut.
Fig. 10 is a schematic view of the positional relationship of the waveform guard rail and the bracket of the present invention.
FIG. 11 is a schematic view of the connection of the inclined strut and the bottom strut.
In the figure, 1, a vertical column, 1-1, a groove, 1-2, a slideway, 2, a beam, 3, a page plate, 4, a pull wire, 5, a wire box, 6, a bayonet, 7, a stop, 8, an inclined strut, 9, a bottom strut, 10, a steel chisel, 11, a sliding bolt, 11-1, a sliding rod, 11-2, a bolt cap, 12, a base, 13, a central separation belt, 14, a filling layer, 15, a winding device, 16, a pull ring, 17, a rotating shaft, 18, a buckle, 19, a waveform guardrail and 20, an elastic hinge bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to 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.
A road central separation zone construction enclosure suitable for a strong wind environment comprises a plurality of enclosure units, wherein each enclosure unit comprises two vertically arranged stand columns 1, an upper horizontal beam 2 and a lower horizontal beam 2 are arranged between the two stand columns 1, the lower beam 2 is fixed with a road surface through a plurality of bases 12, a plurality of vertically arranged rotating shafts 17 are uniformly arranged between the lower beam 2 and the upper beam 2, the rotating shafts 17 are rotatably connected with the beams 2, each rotating shaft 17 is provided with a leaf plate 3, and the rotating shafts 17 are parallel to the vertical axis of the leaf plates 3; each page plate 3 is provided with a threading hole, and the rotating shaft 17 and the threading hole are deviated to the same side of the axle center of the page plate 3; the stay wire 4 sequentially penetrates through corresponding thread holes in each page plate 3 from one side to the other side of the enclosure unit, so that the stay wire 4 is perpendicular to the page plates 3, knots are formed in two sides, of each thread hole, of the stay wire 4, the size of each knot is larger than that of each thread hole, the stay wire 4 is guaranteed to effectively drive the page plates 3 to rotate, the thread holes are passivated to prevent the stay wire 4 from being cut off, a pull ring 16 is arranged at one end of the stay wire 4, the size of the pull ring 16 is larger than the aperture of each thread hole to prevent the stay wire from being pulled out, the pull ring 16 is detachably connected with a winding device 15, and the stay wire 4 is; as shown in fig. 2-3, the winding device 15 is disposed in the wire box 5, and the wire box 5 is mounted to the other column 1 near the side wall of the central separator 13. The pull ring 16 is connected with the winding device 15 through a mechanical automatic locking device, the mechanical automatic locking device comprises a support rod which is vertically arranged, the support rod is connected with the winding device 15, an air bearing plate is arranged between the support rod and the enclosure unit, the air bearing plate extends out of the enclosure unit, the lower end of the air bearing plate is hinged with the lower end of the support rod, a spring is arranged between the air bearing plate and the support rod, the included angle between the air bearing plate and the support rod is 10-20 degrees, and the pull ring 16 is sleeved on the air bearing plate and the support rod; stand 1 is equipped with angularly adjustable support near the lateral wall of central division strip 13, and the support includes end support 9 and bracing 8, and end support 9 is located bracing 8 below, and end support 9 and bracing 8's one end are articulated, and end support 9, bracing 8's the other end and stand 1 are connected, and end support 9's tip is porose, and drill rod 10 passes the hole and inserts certain degree of depth in the filler layer 14 of central division strip 13, and drill rod 10 passes the hole and anchors in filler layer 14.
As shown in fig. 4, when the central dividing belt 13 needs to be constructed and the enclosure unit needs to be arranged, the winding device 15 is rotated, the pull wire 4 is tensioned, all the leaf plates 3 synchronously rotate around the rotating shaft 17 through the pull wire 4, so that the enclosure unit is closed, the pull ring 16 is sleeved on the wind bearing plate and the support rod, the pull ring 16 cannot fall off under the action of the spring, the enclosure unit maintains a closed state, and the influence of the construction of the central dividing belt 13 on the road is avoided; the rotating shaft 17 is deviated to one end of the page plate 3, the rotating shaft 17 and the pull wire 4 are arranged on the same side of the axis of the page plate 3, the page plate 3 can freely rotate to the minimum impedance angle by utilizing the principle of eccentric load, the external power equipment is not used for driving and pulling, when the strong wind environment is met, the pull ring 16 is dismounted manually according to the strong wind early warning, or the wind bearing plate moves towards the supporting rod under the action of the strong wind, the spring is compressed, the pull ring 16 falls into the wire box 5, the pull wire 4 is in a free state, and the page plate 3 can freely rotate under the action of wind power, so that the windward area acting on the enclosure is greatly reduced, the stability of the enclosure is improved, the manufacturing cost is low, and the maintenance cost is saved; part of wind force acts on the upright post 1 and the base 12, and the upright post 1 is balanced and stable by virtue of the inclined strut 8, the bottom strut 9 and the steel chisel 10 inserted into the filling soil.
Because the one end of bottom sprag 9 and bracing 8 is articulated, can adjust the opening angle of bottom sprag 9 and bracing 8 to adjust the inclination and the height of borer 10 in vertical direction, be applicable to the different surface shape of well central median 13, utilize triangle-shaped's stability to resist the horizontal load that encloses and keep off and suffer, further improve and enclose and keep off stability.
As shown in fig. 5a-5b, a groove 1-1 is formed in the side wall of the upright post 1 close to the central dividing strip 13, vertical slideways 1-2 are respectively arranged in two vertical side walls of the groove 1-1, the slideways 1-2 penetrate through the groove 1-1 and the outer wall of the upright post 1, a plurality of baffles 7 are uniformly arranged on the slideways 1-2 along the vertical direction, the baffles 7 are downward-bent empty grooves to prevent the sliding bolts 11 from falling off from the respective baffles 7, the bending surfaces of the empty grooves are perpendicular to the slideways 1-2, the empty grooves penetrate through the groove 1-1 and the outer wall of the upright post 1, and ports of the baffles 7 are communicated with the slideways 1-2; the other ends of the bottom support 9 and the inclined support 8 are respectively connected with the upright post 1 through corresponding sliding bolts 11, each sliding bolt 11 comprises a sliding rod 11-1, bolt caps 11-2 are arranged at two ends of each sliding rod 11-1, each sliding rod 11-1 horizontally penetrates through the corresponding sliding way 1-2, the diameter of each sliding rod 11-1 is smaller than that of the corresponding stop opening 7, and the diameter of each stop opening 7 is smaller than that of each bolt cap 11-2.
As shown in fig. 6 to 8, the sliding bolts 11 of the bottom support 9 and the inclined support 8 can be respectively fixed to a certain opening 7 of the column 1, the opening angles of the bottom support 9 and the inclined support 8 can be adjusted more flexibly through the sliding bolts 11, so that the inclination angle and the height range of the steel rod 10 in the vertical direction are wider, and the steel rod 10 can still be ensured to be vertically inserted into the surface of the central division belt 13 aiming at the more complex surface shape of the central division belt 13 (such as the level of the soil filling surface, the protrusion of the soil filling surface and the recess of the soil filling surface), thereby greatly enhancing the stability of the enclosure.
Meanwhile, the support composed of the bottom support 9 and the inclined support 8 can be stored, the sliding bolt 11 is taken out from the corresponding blocking opening 7 and is placed in the slideway 1-2, the bottom support 9 or the inclined support 8 is rotated, the smaller one of the bottom support 9 and the inclined support 8 is placed on the larger one, and is folded and stored in the groove 1-1 of the upright post 1, as shown in fig. 9; the cross sections of the bottom support 9 and the inclined support 8 are both angular or arc-shaped, the cross sections of the bottom support 9 and the inclined support 8 are different in size and are smaller than the horizontal width of the groove 1-1, so that the folding storage is convenient, the material is saved, and the rigidity is high; the bottom support 9 and the inclined support 8 can adopt channel steel, can be perfectly accommodated in the upright post 1 in non-working states such as storage and transportation, and are attractive and portable, and the transportation cost is reduced; in addition, the bracket is not positioned at the bottom end of the enclosure but positioned at the middle lower part of the enclosure, so that the space of the central division belt 13 at the back of the enclosure is fully utilized, and the influence on traffic is reduced.
The two ends of the cross beam 2 are respectively provided with a buckle 18 which is bent downwards, the left side and the right side of each upright post 1 are respectively provided with a bayonet 6 at the position corresponding to the buckle 18, the bayonet 6 is a cavity which protrudes outwards from the side wall of the upright post 1, the upper end of the cavity is provided with an opening, the buckle 18 is inserted into the opening, and during installation, the buckle 18 is inserted into the opening of the bayonet 6 to complete the connection of the cross beam 2 and the upright post 1; when the device is disassembled, the beam 2 is lifted upwards, the buckle 18 is separated from the opening of the bayonet 6, and the disassembly can be completed, so that the device is convenient to operate and high in practicability; bayonets 6 are arranged on the left side and the right side of each upright post 1, so that a plurality of enclosure units can be connected conveniently; the thickness of the bolt cap 11-2 is smaller than that of the bayonet 6, so that the connection between the upright post 1 and the cross beam 2 is prevented from being interfered; a bolt cap 11-2 is detachably connected with the slide rod 11-1, so that the slide bolt 11 is convenient to detach; the two rows of the stopping openings 7 are arranged, so that the sliding bolts 11 can be placed more stably.
The rotating shaft 17 is in clearance fit with the cross beam 2, lubricating grease is coated on the contact part of the rotating shaft 17 and the cross beam 2, the lubricating grease is kept, the friction is further reduced, and the lower end of the rotating shaft 17 is hemispherical, so that the page plate 3 can flexibly rotate conveniently; the cross section of the leaf plate 3 is in a shuttle shape, so that the wind resistance is reduced as much as possible on the premise of ensuring the rigidity and the strength; the width of the leaf plate 3 is required to be completely closed so that the enclosure is completely closed, and the width of the leaf plate is not wider than the dimension of the upright post 1 perpendicular to the road center line direction when the enclosure is completely opened; the beam 2 is embedded in the base 12 so as to be convenient to disassemble; the base 12 is of a reinforced concrete structure, the base 12 is arranged on a road left-side curb belt on the outer side of the central separation belt 13, and the width of the base 12 is not larger than that of the road left-side curb belt.
The danger of the vehicle rushing out of the road surface is prevented, the wave-shaped guardrails 19 are arranged on the two sides of the central dividing strip 13 of part of the road, and the enclosure can only be built on the outer sides of the wave-shaped guardrails 19, namely the wave-shaped guardrails 19 are positioned between the central dividing strip 13 and the enclosure, so that the inclined struts 8 and the bottom struts 9 cannot freely rotate in the vertical plane; as shown in fig. 10 and 11, the bottom brace 9 and the inclined brace 8 are connected through an elastic hinge bolt 20, the elastic hinge bolt 20 is in a 'n' shape, and two free ends of the 'n' shape of the elastic hinge bolt 20 respectively penetrate through the connecting holes of the bottom brace 9 and the inclined brace 8, so that the inclined brace 8 is hinged with the bottom brace 9; when the wave-shaped guardrails 19 are arranged on the two sides of the central dividing belt 13, the elastic hinge bolt 20 can be temporarily taken down, and the specific operation is as follows: the middle part of the elastic hinge bolt 20 is pinched, so that two free ends of the inverted U-shaped shape of the elastic hinge bolt 20 are separated from the connecting holes of the inclined strut 8 and the bottom strut 9; the bottom support 9 horizontally penetrates through the waveform guard bar 19, the posture of the bottom support 9 is adjusted, and the inclined support 8 and the bottom support 9 are connected by the elastic hinge bolt 20, so that the operation is simple and easy; the elastic hinge bolt 20 is made of metal materials, and has elasticity and convenient disassembly due to the design of a 'n' -shaped structure; meanwhile, the connection strength of the inclined strut 8 and the bottom strut 9 is ensured. The enclosure is made of materials such as aluminum alloy and glass fiber reinforced plastics, the parts of the sliding bolt 11, the elastic hinge bolt 20 and the like which bear large local stress are made of steel bars, and the surface of the steel structure is subjected to anticorrosion treatment.
The invention relates to a construction enclosure building method of a road central separation zone, which is suitable for a strong wind environment, and specifically comprises the following steps:
s1, arranging the base 12 on the left curb belt of the road outside the central dividing belt 13;
s2, adjusting the angles of the bottom brace 9 and the inclined brace 8 according to the height of the central dividing strip 13 and the inclination angle of the soil filling surface, and respectively placing the corresponding sliding bolts 11 to the proper stop openings 7;
s3, driving in the steel chisel 10 to fix the enclosure;
s4, rotating the winding device 15, tightening the pull wire 4, sleeving the pull ring 16 on the winding device 15, and closing the leaf plate 3 to reduce noise and prevent dust; when the strong wind environment is met, the pull ring 16 is manually dismounted according to the strong wind early warning, the pull wire 4 is in a free state, and the blade 3 can freely rotate under the action of wind power, so that the windward area acting on the enclosure is greatly reduced, and the stability of the enclosure is improved.
The invention relates to a method for dismantling a construction enclosure of a road central separation zone in a strong wind environment, which comprises the following steps:
s1, pulling out the drill steel 10, taking out the sliding bolt 11 from the corresponding stop 7, placing the sliding bolt in the slideway 1-2, rotating the bottom support 9 or the inclined support 8, placing the smaller one of the bottom support 9 and the inclined support 8 on the larger one, and folding and storing the smaller one in the groove 1-1 of the upright post 1; since all the stops 7 are completely consistent and parallel to each other, the sliding bolts 11 of the inclined strut 8 and the bottom strut 9 can be moved into the slideways 1-2 at the same time for storage;
s2, tensioning the pull wire 4, removing the connection between the base 12 and the cross beam 2, lifting the cross beam 2 upwards, and enabling the buckle 18 to be pulled out of the opening of the bayonet 6; the disassembly can be completed.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (9)
1. The utility model provides a road central separation zone construction is enclosed fender suitable for strong wind environment, a serial communication port, including a plurality of fender units that enclose, every fender unit includes two vertical stand (1) that set up, two horizontal crossbeam (2) that set up about being equipped with between two stand (1), crossbeam (2) of below are fixed with the road surface through a plurality of bases (12), evenly be equipped with a plurality of vertical rotation axis (17) that set up between crossbeam (2) of below and the crossbeam (2) of top, rotation axis (17) are connected with crossbeam (2) rotation, all be equipped with page or leaf board (3) on every rotation axis (17), rotation axis (17) are parallel with the vertical axis of page or leaf board (3), all be equipped with the through wires hole on every page or leaf board (3), rotation axis (17), the through wires hole all is partial to the homonymy in page or leaf board (3) axle center; the pull wire (4) sequentially penetrates through corresponding threading holes in each page plate (3) from one side to the other side of the enclosure unit, so that the pull wire (4) is perpendicular to the page plates (3), knots are formed in the two sides of each threading hole of the pull wire (4), the size of each knot is larger than that of each threading hole, one end of the pull wire (4) is provided with a pull ring (16), and the pull ring (16) is detachably connected with a winding device (15); the side wall of the upright post (1) close to the central separation belt (13) is provided with an angle-adjustable support, the support comprises a bottom support (9) and an inclined support (8), the bottom support (9) is positioned below the inclined support (8), one end of the bottom support (9) is hinged with one end of the inclined support (8), the other end of the bottom support (9) and the other end of the inclined support (8) are connected with the upright post (1), the end part of the bottom support (9) is provided with a hole, and a steel chisel (10) penetrates through the hole and is anchored in a filling layer (14) of the central separation belt (13);
the winding device (15) is arranged in the wire box (5), and the wire box (5) is arranged on the side wall of the other upright post (1) close to the central separation belt (13); the pull ring (16) is connected with the winding device (15) through a mechanical automatic locking device, the mechanical automatic locking device comprises a vertically arranged support rod, the support rod is connected with the winding device (15), an air bearing plate is arranged between the support rod and the enclosing and blocking unit, the air bearing plate extends out of the enclosing and blocking unit, the lower end of the air bearing plate is hinged with the lower end of the support rod, a spring is arranged between the air bearing plate and the support rod, the included angle between the air bearing plate and the support rod is 10-20 degrees, and the pull ring (16) is sleeved on the air bearing plate and the support rod.
2. The road central separation belt construction fence suitable for the strong wind environment is characterized in that a groove (1-1) is formed in the side wall, close to a central separation belt (13), of an upright post (1), a vertical slide way (1-2) is arranged inside each of two vertical side walls of the groove (1-1), the slide way (1-2) penetrates through the groove (1-1) and the outer wall of the upright post (1), a plurality of blocking openings (7) are uniformly formed in the slide way (1-2) in the vertical direction, the blocking openings (7) are downward-bent empty grooves, the bending surfaces of the empty grooves are perpendicular to the slide way (1-2), the empty grooves penetrate through the groove (1-1) and the outer wall of the upright post (1), and the ports of the blocking openings (7) are communicated with the slide way (1-2); the cross sections of the bottom support (9) and the inclined support (8) are angular or arc-shaped, the cross section sizes of the bottom support (9) and the inclined support (8) are different and are all smaller than the horizontal width of the groove (1-1), the other ends of the bottom support (9) and the inclined support (8) are connected with the upright post (1) through corresponding sliding bolts (11), each sliding bolt (11) comprises a sliding rod (11-1), bolt caps (11-2) are arranged at two ends of each sliding rod (11-1), each sliding rod (11-1) horizontally penetrates through the corresponding sliding way (1-2), the diameter of each sliding rod (11-1) is smaller than the diameter of the corresponding check opening (7), and the diameter of each check opening (7) is smaller than the diameter of each bolt cap (11-2).
3. The road central separation strip construction fence suitable for the strong wind environment as claimed in claim 2, wherein two ends of the cross beam (2) are respectively provided with a downward bent buckle (18), the left side and the right side of each upright post (1) and the position corresponding to the buckle (18) are respectively provided with a bayonet (6), the bayonets (6) are cavities protruding outwards from the side wall of the upright post (1), the upper ends of the cavities are provided with openings, and the buckles (18) are inserted into the openings.
4. A road median strip construction fence adapted for use in high wind environments according to claim 3, characterised in that the thickness of said cap (11-2) is less than the thickness of the bayonet (6).
5. A road median strip construction fence adapted for use in high wind environments according to claim 4 wherein said one bolt cap (11-2) is removably attached to the slide bar (11-1).
6. The construction barrier of the road central separation belt suitable for the strong wind environment as claimed in claim 1, wherein the rotating shaft (17) is in clearance fit with the cross beam (2), the lower end of the rotating shaft (17) is provided with a hemispherical shape, and the contact part of the rotating shaft (17) and the cross beam (2) is coated with lubricating grease.
7. The road central separation belt construction fence suitable for the strong wind environment as claimed in claim 1, wherein the cross section of the leaf plate (3) is shuttle-shaped, the width of the leaf plate (3) is such that the fence is completely closed when completely closed, and the width of the leaf plate is not wider than the dimension of the upright post (1) perpendicular to the road centerline direction when completely opened.
8. The road central separation zone construction fence suitable for the strong wind environment as claimed in claim 2, wherein the bottom support (9) and the inclined support (8) are connected through an elastic hinge bolt (20), the elastic hinge bolt (20) is of a 'n' shape, and two free ends of the 'n' shape of the elastic hinge bolt (20) respectively penetrate through connecting holes of the bottom support (9) and the inclined support (8) to realize the hinging of the inclined support (8) and the bottom support (9).
9. The construction fence of the central dividing strip of the road suitable for the strong wind environment as claimed in claim 1, wherein said beam (2) is embedded in a base (12), the base (12) is made of reinforced concrete, the base (12) is arranged on the left curb strip of the road outside the central dividing strip (13), and the width of the base (12) is not more than the width of the left curb strip of the road.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910552856.2A CN110241759B (en) | 2019-06-25 | 2019-06-25 | Road central separation zone construction enclosure suitable for strong wind environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910552856.2A CN110241759B (en) | 2019-06-25 | 2019-06-25 | Road central separation zone construction enclosure suitable for strong wind environment |
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| Publication Number | Publication Date |
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| CN110241759A CN110241759A (en) | 2019-09-17 |
| CN110241759B true CN110241759B (en) | 2021-03-16 |
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| CN201910552856.2A Expired - Fee Related CN110241759B (en) | 2019-06-25 | 2019-06-25 | Road central separation zone construction enclosure suitable for strong wind environment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113431430A (en) * | 2021-08-09 | 2021-09-24 | 山西省交通规划勘察设计院有限公司 | Construction of narrow distance median separates fender and vehicle warning structure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091913U (en) * | 1991-03-14 | 1992-01-01 | 徐宏文 | Line positioner for masonry |
| US7571896B2 (en) * | 2006-09-12 | 2009-08-11 | Marvin W. Bonham | Privacy fence border system |
| CN104018439A (en) * | 2014-06-23 | 2014-09-03 | 中南大学 | Windshield for road traffic |
| CN106121364A (en) * | 2016-06-29 | 2016-11-16 | 上海绿地建设(集团)有限公司 | A kind of construction enclosing structure |
| CN108316751A (en) * | 2018-01-23 | 2018-07-24 | 温州大学瓯江学院 | A kind of wind resistance enclosing holder |
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2019
- 2019-06-25 CN CN201910552856.2A patent/CN110241759B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2091913U (en) * | 1991-03-14 | 1992-01-01 | 徐宏文 | Line positioner for masonry |
| US7571896B2 (en) * | 2006-09-12 | 2009-08-11 | Marvin W. Bonham | Privacy fence border system |
| CN104018439A (en) * | 2014-06-23 | 2014-09-03 | 中南大学 | Windshield for road traffic |
| CN106121364A (en) * | 2016-06-29 | 2016-11-16 | 上海绿地建设(集团)有限公司 | A kind of construction enclosing structure |
| CN108316751A (en) * | 2018-01-23 | 2018-07-24 | 温州大学瓯江学院 | A kind of wind resistance enclosing holder |
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| CN110241759A (en) | 2019-09-17 |
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