Installation method of movable guardrail device of central separation zone of high-grade highway
Technical Field
The invention relates to the technical field of protective guards, in particular to a method for installing a movable guardrail device of a central separation zone of a high-grade highway.
Background
For the movable guardrail in the middle of the high-grade highway, a fence type movable guardrail or a multifunctional movable guardrail is generally adopted.
The existing fence type movable guardrail has poor anti-collision performance and is difficult to dismantle in emergency; multifunctional movable guardrail has middle part guardrail list thin, and the crashworthiness is relatively poor, is not convenient for adjust the height of guardrail, can't adjust it according to the user demand, and the suitability is relatively poor.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method for installing a movable guardrail device of a central separation zone of a high-grade highway.
In order to achieve the purpose, the invention adopts the following technical scheme:
a mounting method of a movable guardrail device of a central separation zone of a high-grade highway comprises a fixing seat, a supporting rod is fixedly connected to the upper end of the fixing seat, a first round cavity is formed in the upper end of the supporting rod, a lifting mechanism is mounted in the first round cavity, a movable rod is mounted at the upper end of the lifting mechanism, a fine adjustment mechanism is mounted on the movable rod and comprises a second device cavity arranged in the side wall of the movable rod, a worm wheel is rotatably connected to the inner wall of the second device cavity, a worm meshed with the worm wheel penetrates through the side wall of the movable rod, a cylinder is fixedly connected to the side wall of the worm wheel, a third round cavity is formed in the inner top of the second device cavity, a second threaded rod is arranged in the second round cavity and located in the cylinder, and an internal thread matched with the second threaded rod is formed in the inner wall of the cylinder, the inner wall in third circle chamber is equipped with the spacing groove, the spacing inslot is equipped with the stopper, stopper fixed connection is on the lateral wall of second threaded rod, the lateral wall of movable rod is equipped with the bar groove with third circle chamber intercommunication, bar inslot sliding connection has the slider, the one end fixed connection that the slider is located the third circle intracavity is on the lateral wall of second threaded rod, the one side that the second threaded rod was kept away from to the slider is through buffer gear fixedly connected with connecting plate, the lateral wall of connecting plate is connected with the ripple steel backplate through fixing device.
The installation method of the movable guardrail comprises the following steps;
s1, fixing the movable guardrails on the ground on the separation belts through the fixing seats;
s2, after the installation is finished, the heights of the movable rods are adjusted to the same height, and the specific operation is that the first rotating wheel is rotated to drive the second rotating shaft to rotate, the second rotating shaft is rotated to drive the second bevel gear to rotate, the second bevel gear rotates to drive the first bevel gear to rotate, the first bevel gear rotates to drive the first rotating shaft to rotate, the first rotating shaft rotates to drive the first gear to rotate, the first gear rotates to drive the second gear meshed with the first gear to rotate, the second gear rotates to drive the first threaded rod to rotate, the first threaded rod rotates to enable the fixed rod to push the movable rods to ascend, and further the heights of the movable rods are adjusted;
s3, after the movable guard bar is adjusted to a proper height, the second rotating wheel is rotated to drive the worm to rotate, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the cylinder to rotate, the cylinder rotates to drive the second threaded rod in threaded connection with the cylinder to ascend, the height of the corrugated steel guard plate is adjusted, and then two adjacent corrugated steel guard plates are welded.
Preferably, elevating system is including setting up the second circle chamber at first circle intracavity bottom, be equipped with first threaded rod in the second circle intracavity, the inner wall in second circle chamber be equipped with first threaded rod assorted internal thread, the upper end fixedly connected with second gear of first threaded rod, the one end that first threaded rod was kept away from to the second gear is rotated and is connected with the dead lever, the interior bottom of first circle chamber is rotated and is connected with first pivot, first pivot from the top down fixedly connected with first gear and first bevel gear in proper order, first gear and second gear intermeshing, the lateral wall of bracing piece runs through and is equipped with the second pivot, the one end fixedly connected with that the second pivot is located first circle intracavity and first bevel gear engaged with second bevel gear, movable rod fixed connection is at the lower extreme of dead lever.
Preferably, buffer includes two mountings of fixed connection on the slider lateral wall, two be equipped with the clamping piece between the mounting, the middle part of clamping piece is equipped with the movable block, the movable block is close to and is equipped with the limiting plate on the one end lateral wall of clamping piece, the part cover that the movable block is located the limiting plate right-hand member is equipped with the spring, two the mounting is kept away from and is all equipped with the moving part on the one end lateral wall of clamping piece, the sleeve has been cup jointed to the upper end of moving part, telescopic right-hand member is equipped with the fixed plate, and telescopic right-hand member rotates with the fixed plate to be connected, the one end that the clamping piece was kept away from to the movable block runs.
Preferably, one end of the worm, which is located outside the second device cavity, is fixedly connected with a second rotating wheel, and the surface of the second rotating wheel is provided with anti-skid grains.
Preferably, the second rotating shaft is located at one end outside the first circular cavity and is fixedly connected with a first rotating wheel, a rubber sleeve is arranged on the side wall of the first rotating wheel, and anti-skid grains are arranged on the surface of the rubber sleeve.
Preferably, the support rod is located the upper end opening part fixedly connected with toper cover in first round chamber, be equipped with sealed the pad between toper cover and the movable rod.
Preferably, the fixing device comprises a groove arranged on the side wall of the connecting plate, the inner wall of the groove is provided with two slots, a mounting seat is arranged in the groove, the side wall of the mounting seat is fixedly connected with two insertion rods corresponding to the positions of the slots, the side wall of the mounting seat is provided with a device groove, the inner wall of the device groove is fixedly connected with a plurality of first elastic pieces, one end of each first elastic piece, which is far away from the inner wall of the device groove, is jointly and fixedly connected with a corrugated steel guard plate seat, the inner walls, which are opposite to the grooves, are respectively provided with a sliding groove, a sliding piece is arranged in the sliding groove, the sliding piece is fixedly connected to the inner wall of the sliding groove through a second elastic piece, the side wall of the sliding piece is fixedly connected with a limiting rod, the side wall of the mounting seat is provided with a limiting groove corresponding to the position of the, the pull rod runs through the bar groove, the lateral wall of mount pad is equipped with two bolts, the bolt runs through the lateral wall of mount pad and extends to the spacing inslot, bolt and mount pad threaded connection, the lateral wall of gag lever post is equipped with the draw-in groove that cooperatees with the bolt, corrugated steel backplate fixed connection is on corrugated steel backplate seat.
The invention has the following beneficial effects:
1. the first rotating wheel rotates to drive the second rotating shaft to rotate, the second rotating shaft rotates to drive the second bevel gear to rotate, the second bevel gear rotates to drive the first bevel gear to rotate, the first bevel gear rotates to drive the first rotating shaft to rotate, the first gear rotates to drive the second gear meshed with the first rotating shaft to rotate, the second bevel gear rotates to drive the first threaded rod to rotate, the first threaded rod rotates to enable the fixed rod to push the movable rod to ascend, the height of the movable rod is adjusted, and the movable rod is convenient to use flexibly;
2. after the height of the corrugated steel guard plates is adjusted to a proper height through the movable guardrail, the second rotating wheel rotates to drive the worm to rotate, the worm rotates to drive the worm wheel to rotate, the worm wheel rotates to drive the cylinder to rotate, the cylinder rotates to drive the second threaded rod in threaded connection with the cylinder to ascend, the height of the corrugated steel guard plates is adjusted, and then the two adjacent corrugated steel guard plates are welded, so that the overall anti-collision performance is improved through the addition of an anti-collision structure;
3. the arrangement of the buffer mechanism can effectively reduce the damage of the vehicle impacting the movable guardrail, and meanwhile, the arrangement of the spring can reduce the vibration inertia during the vehicle impacting and reduce the dynamic load transmitted to the vehicle, so that the personnel in the vehicle is safer;
4. through setting up between toper cover and movable rod, prevent that the rainwater from oozing into first round intracavity, promote service quality, increase of service life.
Drawings
Fig. 1 is a schematic structural view of a movable guardrail device for a central separation zone of a high-grade highway, which is provided by the invention;
FIG. 2 is a schematic side view of a corrugated steel guard plate of a movable guard bar device for a central separation zone of a high-grade highway according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is an enlarged view of the structure at B in FIG. 1;
FIG. 5 is an enlarged view of the structure at C in FIG. 2;
fig. 6 is an enlarged schematic view of the structure at D in fig. 2.
In the figure: 1 a first rotating wheel, 2 a first gear, 3 a first round cavity, 4 sealing gaskets, 5 a movable rod, 6 a conical cover, 7 a support rod, 8 a fixed rod, 9 a second gear, 10 a fixed seat, 11 a second round cavity, 12 a third round cavity, 13 a corrugated steel guard plate, 14 a sliding block, 15 a second threaded rod, 16 a first bevel gear, 17 a first threaded rod, 18 a first rotating shaft, 19 a second bevel gear, 20 a second rotating shaft, 21 a worm, 22 a worm gear, 23 a second rotating wheel, 24 a cylinder, 25 a limit groove, 26 a limit block, 27 a fixed part, 28 a movable part, 29 a sleeve, 30 a fixed plate, 31 a movable block, 32 a connecting plate, 33 a connecting block, 34 a spring, 35 a limit plate, 36 a sliding piece, 37 a second elastic sheet, 38 a pull rod, 39 a bolt, 40 a corrugated steel guard plate seat, 41 a first elastic sheet, 42 a mounting seat and 43 a limit.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-5, a movable guardrail device for a central division strip of a high-grade highway and an installation method thereof, comprising a fixed seat 10, wherein the upper end of the fixed seat 10 is fixedly connected with a support rod 7, the upper end of the support rod 7 is provided with a first round cavity 3, a lifting mechanism is arranged in the first round cavity 3, the lifting mechanism comprises a second round cavity 11 arranged at the bottom in the first round cavity 3, a first threaded rod 17 is arranged in the second round cavity 11, the inner wall of the second round cavity 11 is provided with an internal thread matched with the first threaded rod 17, the upper end of the first threaded rod 17 is fixedly connected with a second gear 9, one end of the second gear 9 far away from the first threaded rod 17 is rotatably connected with a fixed rod 8, the support rod 7 is fixedly connected with a conical cover 6 at the upper opening of the first round cavity 3, a sealing gasket 4 is arranged between the conical cover 6 and the movable rod 5, the inner bottom of, first pivot 18 from the top down first gear 2 of fixedly connected with and first bevel gear 16 in proper order, first gear 2 and second gear 9 intermeshing, the lateral wall of bracing piece 7 runs through and is equipped with second pivot 20, the first runner 1 of one end fixedly connected with that second pivot 20 is located first round chamber 3 outside, the lateral wall of first runner 1 is equipped with the rubber sleeve, the surface of rubber sleeve is equipped with anti-skidding line, one end fixedly connected with that second pivot 20 is located first round chamber 3 and the second bevel gear 19 of first bevel gear 16 engaged with, movable rod 5 fixed connection is at the lower extreme of dead lever 8.
The movable rod 5 is installed to elevating system's upper end, install fine-tuning on the movable rod 5, buffer includes two mounting 27 of fixed connection on 14 lateral walls of slider, be equipped with the clamping piece between two mounting 27, the middle part of clamping piece is equipped with movable block 31, be equipped with limiting plate 35 on the one end lateral wall that movable block 31 is close to the clamping piece, the part cover that movable block 31 is located limiting plate 35 right-hand member is equipped with spring 34, all be equipped with moving part 28 on the one end lateral wall that clamping piece was kept away from to two mounting 27, sleeve 29 has been cup jointed to moving part 28's upper end, sleeve 29's right-hand member is equipped with fixed plate 30, and sleeve 29's right-hand member rotates with fixed plate 30 to be connected, fixed plate 30 is run through to the one end that clamping piece.
The fine adjustment mechanism comprises a second device cavity arranged in the side wall of the movable rod 5, the inner wall of the second device cavity is rotatably connected with a worm wheel 22, the side wall of the movable rod 5 is provided with a worm 21 meshed with the worm wheel 22 in a penetrating manner, one end of the worm 21, which is positioned outside the second device cavity, is fixedly connected with a second rotating wheel 23, the surface of the second rotating wheel 23 is provided with anti-skid grains, the side wall of the worm wheel 22 is fixedly connected with a cylinder 24, the inner top of the second device cavity is provided with a third circular cavity 12, a second threaded rod 15 is arranged in the second circular cavity, the second threaded rod 15 is positioned in the cylinder 24, the inner wall of the cylinder 24 is provided with an internal thread matched with the second threaded rod 15, the inner wall of the third circular cavity 12 is provided with a limiting groove 25, a limiting block 26 is arranged in the limiting groove 25, the limiting block 26 is fixedly connected to the side wall of the second threaded rod 15, the side wall of, one end of the sliding block 14 positioned in the third round cavity 12 is fixedly connected to the side wall of the second threaded rod 15.
One side of the sliding block 14 far away from the second threaded rod 15 is fixedly connected with a connecting plate 32 through a buffer mechanism, the buffer device comprises two fixing parts 27 fixedly connected on the side wall of the sliding block 14, a clamping part is arranged between the two fixing parts 27, a movable block 31 is arranged in the middle of the clamping part, a limit plate 35 is arranged on the side wall of one end of the movable block 31 close to the clamping part, a spring 34 is sleeved on the part of the movable block 31 at the right end of the limit plate 35, moving parts 28 are arranged on the side walls of the two fixing parts 27 far away from the clamping part, a sleeve 29 is sleeved at the upper end, and the right end of sleeve 29 is connected with fixed plate 30 rotation, and the one end that the clamping piece was kept away from to movable block 31 runs through fixed plate 30, and the right-hand member fixedly connected with two connecting blocks 33 of fixed plate 30, and connecting block 33 is fixed on the lateral wall of connecting plate 32, and the lateral wall of connecting plate 32 is connected with corrugated steel backplate 13 through fixing device.
The fixing device comprises a groove arranged on the side wall of the connecting plate 32, the inner wall of the groove is provided with two slots, a mounting seat 42 is arranged in the groove, the side wall of the mounting seat 42 is fixedly connected with two insertion rods corresponding to the positions of the slots, the side wall of the mounting seat 42 is provided with a device groove, the inner wall of the device groove is fixedly connected with a plurality of first elastic sheets 41, one ends of the first elastic sheets 41 far away from the inner wall of the device groove are jointly and fixedly connected with a corrugated steel guard plate seat 40, the inner walls opposite to the slots are provided with sliding grooves, sliding pieces 36 are arranged in the sliding grooves, the sliding pieces 36 are fixedly connected on the inner walls of the sliding grooves through second elastic sheets 37, the side wall of each sliding piece 36 is fixedly connected with a limiting rod 43, the side wall of the mounting seat 42 is provided with a limiting groove corresponding to the position of the limiting rod 43, the inner wall of each sliding groove is provided with a strip-, the bolt 39 penetrates through the side wall of the mounting seat 42 and extends into the limiting groove, the bolt 39 is in threaded connection with the mounting seat 42, a clamping groove matched with the bolt 43 is formed in the side wall of the limiting rod 43, and the corrugated steel guard plate 13 is fixedly connected to the corrugated steel guard plate seat 40.
The invention also provides an installation method of the movable guardrail of the central separation zone of the high-grade highway, which is characterized by comprising the following steps of;
s1, fixing the movable guardrail on the ground on the division belt through the fixed seat 10;
s2, after the installation is finished, the heights of the movable rods 5 are adjusted to the same height, the specific operation is that the first rotating wheel 1 is rotated, the first rotating wheel 1 rotates to drive the second rotating shaft 20 to rotate, the second rotating shaft 20 rotates to drive the second bevel gear 19 to rotate, the second bevel gear 19 rotates to drive the first bevel gear 16 to rotate, the first bevel gear 16 rotates to drive the first rotating shaft 18 to rotate, the first rotating shaft 18 rotates to drive the first gear 2 to rotate, the first gear 2 rotates to drive the second gear 9 meshed with the first gear to rotate, the second gear 9 rotates to drive the first threaded rod 17 to rotate, the first threaded rod 17 rotates to enable the fixed rod 8 to push the movable rods 5 to ascend, and then the heights of the movable rods 5 are adjusted;
s3, after the movable guard bar is adjusted to a proper height, the second rotating wheel 23 is rotated to drive the worm 21 to rotate, the worm 21 is rotated to drive the worm wheel 22 to rotate, the worm wheel 22 is rotated to drive the cylinder 24 to rotate, the cylinder 24 is rotated to drive the second threaded rod 15 in threaded connection with the cylinder to ascend, the height of the corrugated steel guard plates 13 is adjusted, and then two adjacent corrugated steel guard plates 13 are welded.
In the invention, a first rotating wheel 1 rotates to drive a second rotating shaft 20 to rotate, the second rotating shaft 20 rotates to drive a second bevel gear 19 to rotate, the second bevel gear 19 rotates to drive a first bevel gear 16 to rotate, the first bevel gear 16 rotates to drive a first rotating shaft 18 to rotate, the first rotating shaft 18 rotates to drive a first gear 2 to rotate, the first gear 2 rotates to drive a second gear 9 meshed with the first gear to rotate, the second gear 9 rotates to drive a first threaded rod 17 to rotate, the first threaded rod 17 rotates to enable a fixed rod to push a movable rod 5 to ascend, and further the height of the movable rod 5 is adjusted, so that the flexible use is facilitated; after the height of the corrugated steel guard plates 13 is adjusted to a proper height through the movable guardrail, the second rotating wheel 23 rotates to drive the worm 21 to rotate, the worm 21 rotates to drive the worm wheel 22 to rotate, the worm wheel 22 rotates to drive the cylinder 24 to rotate, the cylinder 24 rotates to drive the second threaded rod 15 in threaded connection with the cylinder to ascend, the height of the corrugated steel guard plates 13 is adjusted, then the two adjacent corrugated steel guard plates 13 are welded, and the overall anti-collision performance is improved by adding an anti-collision structure; the damage of the vehicle impacting the movable guardrail can be effectively reduced by arranging the buffer mechanism, and meanwhile, the arrangement of the spring 34 can reduce the vibration inertia during the vehicle impacting and reduce the dynamic load transmitted to the vehicle, so that the personnel in the vehicle is safer; through set up sealed 4 between conical cover 6 and movable rod 5, prevent that the rainwater from infiltrating into first round chamber 3, promote service quality, increase of service life.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.