CN109797683A - A kind of highway central guardrail - Google Patents
A kind of highway central guardrail Download PDFInfo
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- CN109797683A CN109797683A CN201910156972.2A CN201910156972A CN109797683A CN 109797683 A CN109797683 A CN 109797683A CN 201910156972 A CN201910156972 A CN 201910156972A CN 109797683 A CN109797683 A CN 109797683A
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Abstract
The invention belongs to highway protective device technical field, specifically a kind of highway central guardrail, including pedestal, column, fence assembly, mounting blocks, limited block, fixture block, buffer spring, reset spring and pull rod；The pedestal is embedded among highway, and the upper side and highway pavement of pedestal are located at same level, offers several sliding slots on pedestal；The bottom of the sliding slot is provided with several limited blocks, and there are two columns for sliding setting on sliding slot；Pass through the cooperation between column, fence assembly, buffer spring, fixture block, buffer spring is realized gradually to absorb the impact force of vehicle, it is changed into the elastic potential energy of itself, and buffer spring can not discharge elastic force, avoid column that vehicle rebounds on lane, it causes to damage again, effectively absorbs the impact force of vehicle, can effectively reduce the damage degree of vehicle.
Description
Technical field
The invention belongs to highway protective device technical field, specifically a kind of highway central guardrail.
Background technique
Highway, especially highway with its high speed, efficiently, safety, it is comfortable the features such as had determined in national economy
Its critical role.The development of auto industry and the construction of high-grade highway create for quick, the convenient and fast traffic of realization must
The apparatus of transport and infrastructure wanted, improve people's lives quality, or even greatly change people's lives mode.So
And with development of automobile and road construction, people have in face of the environment that gets worse and traffic safety problem.Highway
Traffic accident, which will become, leads to the sixth-largest of direct death in global range " killer ", the mankind it is important " fatal disease ".Seriously
Affect the safety of environment for human survival and people's lives and properties.Traffic accident to countless families bring it is catastrophic after
Fruit.
Central guardrail is the isolation guardrails for being used to separate positive and opposite two lanes that highway center is arranged in；It is public in high speed
On the road, the road close to central guardrail possesses the Maximum speed limit on this expressway, commonly referred to as fast, due on fast
Vehicle speed it is too fast, the case where being easy to happen Vehicular impact center guardrail generation causes very big loss.
Also occur a patent in the prior art about a kind of highway central guardrail, such as application No. is
2018110289020 Chinese patent discloses a kind of highway center isolated area anticollision barrier, including it is multiple side by side
Spaced pedestal is fixed with column on the pedestal, and the obverse and reverse of the column is equipped with Crashworthy plate, described anti-
It hits plate to be made of multiple block-like anti-collision units, the both ends of each anti-collision unit are connected with two neighboring column by spring respectively
It connects, is cushion space between corresponding two anti-collision units front and back, is equipped with rubber buffer bullet in the cushion space
The both ends of spring, the rubber buffer spring are separately fixed on the Crashworthy plate of column two sides.
A kind of highway center isolated area anticollision barrier of the technical solution has certain buffering effect.But it should
In technical solution, due to column rigidity setting on the base, after Vehicular impact, column can not play well buffering effect
Fruit can not reduce the damage degree of vehicle, lower by the height of Crashworthy plate, and the fragment generated after the guardrail of Vehicular impact center holds
In Workflow to opposite lane, the normally travel of vehicle on opposite lane is influenced；Meanwhile after the guardrail of Vehicular impact center, after
The problem of square vehicle is due to the visual field can not also find that accident occurs for front in time, be easy to cause and knock into the back；So that the technical solution by
Limit.
Summary of the invention
In order to make up for the deficiencies of the prior art, good buffering effect can not be played by solving column, can not reduce vehicle
Damage degree, lower by the height of Crashworthy plate, the fragment generated after the guardrail of Vehicular impact center is easy to fly on opposite lane,
Influence the normally travel of vehicle on opposite lane；After the guardrail of Vehicular impact center, the problem of front vehicle is due to the visual field,
It can not find that accident occurs for front in time, be easy to cause the problems such as knocking into the back；The invention proposes a kind of highway central guardrails.
The technical solution adopted by the present invention to solve the technical problems is: a kind of highway central shield of the present invention
Column, including pedestal, column, fence assembly, mounting blocks, limited block, fixture block, buffer spring, reset spring and pull rod；The pedestal
It is embedded among highway, the upper side and highway pavement of pedestal are located at same level, offer several sliding slots on pedestal；Institute
The bottom for stating sliding slot is provided with several limited blocks, and there are two columns for sliding setting on sliding slot；The lower end of the column offers
For the U-type groove that limited block passes through, it is provided with the fence assembly for isolation between two adjacent columns of the same side, two
There are two mounting blocks for the side setting close to each other of a column；Two mounting blocks are separately positioned on the upside of column under
Side is provided with reinforcing rib between mounting blocks and column, open up positioned at the downside of the mounting blocks of downside fluted, and sliding is set in groove
It is equipped with fixture block；The section of the fixture block is trapezium structure, and fixture block is connected on the roof of groove by reset spring, and fixture block is used for
The reset of column is limited, one end of pull rod is provided on the upside of fixture block, the roof of the other end sliding through-going recess of pull rod reaches
Outside mounting blocks, pull rod is used for the separation of fixture block and limited block；The buffer spring is arranged in two in same sliding slot
Between column；When Vehicular impact is to central guardrail, vehicle can impact column and fence assembly so that column along the chute in sliding,
Buffer spring gradually absorbs the impact force of vehicle at this time, is changed into the elastic potential energy of itself, to effectively absorb vehicle
Impact force, while section is that trapezoidal fixture block can slide, when the active force of vehicle column and the elastic force of buffer spring are flat
When weighing apparatus, fixture block can be stuck between limited block at this time, so that column can not reset, so that buffer spring can not discharge elastic force, be avoided
Column rebounds vehicle on lane, causes to damage again, can effectively reduce the damage degree of vehicle.
Preferably, one end of hinge bar is hinged on the mounting blocks, the other end of hinge bar is hinged on intercepting component,
And be arranged in parallel between two hinge bars of the same side, intercepting component is used for the interception of automobile fragment；When column is in sliding slot
When sliding, reduce between the distance between two columns, by the cooperation between column and hinge bar, so that two columns are close to each other
It is mobile when intercepting component can be made to increase, to intercept to broken automobile fragment, automobile fragment is avoided to fly to opposite direction
On lane, the vehicle driving in opposite lane is influenced.
Preferably, the intercepting component include No.1 intercept net, No. two intercept nets, No. three intercept nets, mounting plate, rack gear,
Gear, belt wheel and belt；No. three intercept nets are provided on the upside of No. two intercept nets, and downside is provided with No.1 intercept net,
The two sides of No. two intercept nets are symmetrically hinged with hinge bar, and the two sides of No. two intercept nets are provided with mounting plate, and mounting plate is used for tooth
The installation of wheel；The No.1 intercept net is U-shaped structure, and No.1 intercept net is mounted on the base, opens up in No.1 intercept net useful
In being provided with rack gear on the through-hole that buffer spring and hinge bar pass through, the inner sidewall of No.1 intercept net, there is engaged transmission on rack gear
Gear, gear are rotatably arranged on mounting plate, and belt wheel is provided on gear；No. three intercept nets are U-shaped structure, No. three interceptions
Net cover is provided with rack gear in No. two intercept nets on the inner wall of No. three intercept nets, engaged transmission has gear, gear rotation on rack gear
Setting on a mounting board, is provided with belt wheel on gear, connected between the belt wheel of No. two intercept net the same sides by belt, and skin
Band is coiled into " 8 " font；When column slides in sliding slot, hinge bar will push No. two intercept nets and move up at this time, at this time position
It rotates in the gear that the rack drives in No.1 intercept net are engaged on the rack gear, is set by gear, belt wheel and " 8 " font
Cooperation between the belt set, so that the rack gear being located in No. three intercept nets moves up, No. three intercept nets are intercepted relative to No. two
Net moves up, to further increase the height of interception.
Preferably, the fence assembly includes two cross bars, several No.1 shafts and buffering wheel；The cross bar by sleeve and
Slide bar composition, and sliding bar is mounted in sleeve, the both ends of cross bar are respectively hinged on two adjacent columns, two cross bars
It is separately positioned on the upper and lower part of column, several No.1 shafts is rotatably equipped between two cross bars；In the No.1 shaft
It is provided with several buffering wheels, buffering wheel is used for the dispersion of strength after Vehicular impact；When fence assembly is by Vehicular impact, vehicle
It will drive buffering wheel rotation, so that knockout process extends and the impact force between scattering vehicles and fence assembly, further
Reduce the damage degree of vehicle.
Preferably, rotation is provided with several No. two shafts between two cross bars, is equipped with warning in No. two shafts
Plate, for warning front vehicle, the warning panel and buffering wheel interval are distributed warning panel, are hinged with No.1 connecting rod in warning panel
One end, the other end of No.1 connecting rod are hinged on No. two connecting rods, and No.1 connecting rod is for pushing warning panel to rotate；No. two connecting rods
Both ends be respectively hinged on two No. three connecting rods；The end of No. three connecting rods is fixed in the end of cylinder；The cylinder peace
On cross bar, cylinder is for pushing No. three connecting rods mobile, and cross bar is connected to by tracheae with the cylinder for being located at road rear, horizontal
Bar can push the cylinder at rear to extend when extending, so that the warning panel at rear rotates；It is horizontal at this time when column slides in sliding slot
Bar meeting run-off the straight, so that cross bar is stretched, i.e., slide bar slides in sleeve, so that the air pressure in sleeve changes,
So that the cylinder for being located at the cross bar rear extends, cylinder pushes No. three connecting rods, passes through No. three connecting rods, No. two connecting rods and No.1 connecting rod
Between cooperation so that front vehicle be reminded to slow down, high speed is avoided to knock into the back so that warning panel rotation erects.
Preferably, the distance between the cylinder that the cross bar functions is 100 to 200 meters；So that the warning panel after rotation
Positioned at 100 to 200 meters of collision low spot rear, the distance of enough decelerations or brake can be reserved to front vehicle.
Beneficial effects of the present invention are as follows:
1. a kind of highway central guardrail of the present invention, by between column, fence assembly, buffer spring, fixture block
Cooperation, realize buffer spring and gradually absorb the impact force of vehicle, be changed into the elastic potential energy of itself, and buffer spring
Elastic force can not be discharged, avoids column that vehicle rebounds on lane, causes to damage again, effectively absorbs the impact force of vehicle,
The damage degree of vehicle can effectively be reduced.
2. a kind of highway central guardrail of the present invention, by hinge bar, No. two intercept nets, No.1 intercept net,
Cooperation between No. three intercept nets, further increases the height of interception, realizes and is efficiently intercepted to broken automobile fragment,
It avoids automobile fragment from flying on opposite lane, influences the vehicle driving in opposite lane.
3. a kind of highway central guardrail of the present invention, by cross bar, cylinder, No. three between connecting rod, warning panel
Cooperation, the rotation for realizing warning panel erects, so that front vehicle be reminded to slow down, high speed is avoided to knock into the back.
Detailed description of the invention
The present invention will be further explained below with reference to the attached drawings.
Fig. 1 is main view of the invention；
Fig. 2 is the rearview of fence assembly；
Fig. 3 is A-A cross-sectional view in Fig. 1；
Fig. 4 is the partial enlarged view in Fig. 2 at B；
Fig. 5 is the partial enlarged view in Fig. 3 at C；
Fig. 6 is the partial enlarged view in Fig. 3 at D；
In figure: 34, No. two pedestal 1, column 2, fence assembly 3, cross bar 31, buffering wheel 32, warning panel 33, No.1 connecting rod companies
35, No. three connecting rods 36 of bar, cylinder 37, mounting blocks 4, limited block 5, fixture block 6, pull rod 7, hinge bar 8, intercepting component 9, No.1 intercept
Net 91, two intercept net 92, three intercept net 93, belt 94.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Specific embodiment is closed, the present invention is further explained.
As shown in Figures 1 to 6, a kind of highway central guardrail of the present invention, including pedestal 1, column 2, guardrail
Component 3, mounting blocks 4, limited block 5, fixture block 6, buffer spring, reset spring and pull rod 7；The pedestal 1 is embedded among highway,
The upper side and highway pavement of pedestal 1 are located at same level, offer several sliding slots on pedestal 1；The bottom of the sliding slot
It is provided with several limited blocks 5, there are two columns 2 for sliding setting on sliding slot；The lower end of the column 2 is offered for limited block
5 U-type grooves passed through are provided with the fence assembly 3 for isolation, two columns 2 between two adjacent columns 2 of the same side
There are two mounting blocks 4 for side setting close to each other；Two mounting blocks 4 are separately positioned on the upper side and lower side of column 2, peace
It is provided with reinforcing rib between dress block 4 and column 2, fluted, sliding setting in groove is opened up positioned at the downside of the mounting blocks 4 of downside
There is fixture block 6；The section of the fixture block 6 is trapezium structure, and fixture block 6 is connected on the roof of groove by reset spring, and fixture block 6 is used
In the reset of limitation column 2, the upside of fixture block 6 is provided with one end of pull rod 7, the top of the other end sliding through-going recess of pull rod 7
Wall reaches outside mounting blocks 4, and pull rod 7 is used for the separation of fixture block 6 and limited block 5；The buffer spring is arranged in same cunning
Between two columns 2 in slot；When Vehicular impact is to central guardrail, vehicle can impact column 2 and fence assembly 3, so that column 2
Sliding in along the chute, buffer spring gradually absorbs the impact force of vehicle at this time, is changed into the elastic potential energy of itself, thus effectively
Absorption vehicle impact force, while section is that trapezoidal fixture block 6 can slide, when the active force of vehicle column 2 and slow
When rushing the Spring balanced of spring, fixture block 6 can be stuck between limited block 5 at this time, so that column 2 can not reset, so that buffer spring
Elastic force can not be discharged, avoids column 2 that vehicle rebounds on lane, causes to damage again, can effectively reduce the damage of vehicle
Degree.
As one embodiment of the present invention, be hinged with one end of hinge bar 8 on the mounting blocks 4, hinge bar 8 it is another
One end is hinged on intercepting component 9, and is arranged in parallel between two hinge bars 8 of the same side, and intercepting component 9 is broken for automobile
The interception of piece；When column 2 slides in sliding slot, reduce between the distance between two columns 2, by between column 2 and hinge bar 8
Cooperation so that intercepting component 9 can be made to rise when close to each other mobile of two columns 2, thus to broken automobile fragment
It is intercepted, automobile fragment is avoided to fly on opposite lane, influence the vehicle driving in opposite lane.
As one embodiment of the present invention, the intercepting component 9 include 91, No. two intercept nets 92 of No.1 intercept net,
No. three intercept nets 93, mounting plate, rack gear, gear, belt wheel and belt 94；The upside of No. two intercept nets 92 is provided with No. three and blocks
Net 93 is cut, and downside is provided with No.1 intercept net 91, the two sides of No. two intercept nets 92 are symmetrically hinged with hinge bar 8, and No. two are blocked
The two sides for cutting net 92 are provided with mounting plate, and mounting plate is used for the installation of gear；The No.1 intercept net 91 is U-shaped structure, No.1
Intercept net 91 is mounted on pedestal 1, offers the through-hole passed through for buffer spring and hinge bar 8 in No.1 intercept net 91, and one
Rack gear is provided on the inner sidewall of number intercept net 91, engaged transmission has gear on rack gear, and gear is rotatably arranged on mounting plate, tooth
Belt wheel is provided on wheel；No. three intercept nets 93 be U-shaped structure, No. three 93 sets of intercept net in No. two intercept nets 92, No. three
Rack gear is provided on the inner wall of intercept net 93, engaged transmission has gear on rack gear, and gear is rotatably arranged on mounting plate, on gear
It is provided with belt wheel, is connected between the belt wheel of No. two 92 the same sides of intercept net by belt 94, and belt 94 is coiled into " 8 " font；
When column 2 slides in sliding slot, hinge bar 8 will push No. two intercept nets 92 and move up at this time, be now placed in No.1 interception
The gear that rack drives on net 91 are engaged on the rack gear rotates, and passes through gear, the belt of belt wheel and " 8 " set up of character patt ern
Cooperation between 94, so that the rack gear being located in No. three intercept nets 93 moves up, No. three intercept nets 93 are relative to No. two intercept nets
92 move up, to further increase the height of interception.
As one embodiment of the present invention, the fence assembly 3 is gentle including two cross bars 31, several No.1 shafts
Punching wheel 32；The cross bar 31 is made of sleeve and slide bar, and sliding bar is mounted in sleeve, and the both ends of cross bar 31 are respectively articulated with
On two adjacent columns 2, two cross bars 31 are separately positioned on the upper and lower part of column 2, rotate peace between two cross bars 31
Equipped with several No.1 shafts；Several buffering wheels 32 is provided in the No.1 shaft, after buffering wheel 32 is used for Vehicular impact
The dispersion of strength；When fence assembly 3 is by Vehicular impact, vehicle will drive the rotation of buffering wheel 32, so that knockout process
Extend the impact force simultaneously between scattering vehicles and fence assembly 3, further decreases the damage degree of vehicle.
As one embodiment of the present invention, rotation is provided with several No. two shafts between two cross bars 31, described
Warning panel 33 is installed, warning panel 33 is for warning front vehicle, the warning panel 33 and 32 interval of buffering wheel in No. two shafts
It being distributed, one end of No.1 connecting rod 34 is hinged in warning panel 33, the other end of No.1 connecting rod 34 is hinged on No. two connecting rods 35, and one
Number connecting rod 34 is for pushing warning panel 33 to rotate；The both ends of No. two connecting rods 35 are respectively hinged on two No. three connecting rods 36；
The end of No. three connecting rods 36 is fixed in the end of cylinder 37；The cylinder 37 is mounted on cross bar 31, and cylinder 37 is for pushing away
Dynamic No. three connecting rods 36 are mobile, and cross bar 31 is connected to by tracheae with the cylinder 37 for being located at road rear, and cross bar 31 can push away when extending
The cylinder 37 at dynamic rear extends, so that the warning panel 33 at rear rotates；When column 2 slides in sliding slot, 31 meeting of cross bar at this time
Run-off the straight, so that cross bar 31 is stretched, i.e., slide bar slides in sleeve, so that the air pressure in sleeve changes, makes
It obtains the cylinder 37 positioned at 31 rear of cross bar to extend, cylinder 37 pushes No. three connecting rods 36, passes through 36, No. two connecting rods 35 of No. three connecting rods
Cooperation between No.1 connecting rod 34, so that front vehicle be reminded to slow down, avoids high speed from knocking into the back so that the rotation of warning panel 33 erects.
As one embodiment of the present invention, the distance between the cylinder 37 that the cross bar 31 functions is 100 to 200
Rice；So that the warning panel 33 after rotation is located at 100 to 200 meters of collision low spot rear, can be reserved to front vehicle enough
The distance slowed down or braked.
When work, when Vehicular impact is to central guardrail, vehicle can impact column 2 and fence assembly 3, so that 2 edge of column
Sliding in sliding slot, buffer spring gradually absorbs the impact force of vehicle at this time, is changed into the elastic potential energy of itself, thus effectively
The impact force of vehicle is absorbed, while section is that trapezoidal fixture block 6 can slide, when the active force and buffering of vehicle column 2
When the Spring balanced of spring, fixture block 6 can be stuck between limited block 5 at this time so that column 2 can not reset so that buffer spring without
Method discharges elastic force, avoids column 2 that vehicle rebounds on lane, causes to damage again, can effectively reduce the damage journey of vehicle
Degree；Simultaneously when column 2 slides in sliding slot, by the cooperation between column 2 and hinge bar 8, so that two columns 2 are close to each other
It is mobile when can make intercepting component 9 rise, to intercept to broken automobile fragment, automobile fragment is avoided to fly to opposite direction
On lane, the vehicle driving in opposite lane is influenced；When column 2 slides in sliding slot, the meeting run-off the straight of cross bar 31, so that cross bar 31
It is stretched, i.e., slide bar slides in sleeve, so that the air pressure in sleeve changes, so that being located at 31 rear of cross bar
Cylinder 37 extends, and cylinder 37 pushes No. three connecting rods 36, passes through 36, No. two matching between connecting rod 35 and No.1 connecting rod 34 of No. three connecting rods
It closes, so that the rotation of warning panel 33 erects, so that front vehicle be reminded to slow down, high speed is avoided to knock into the back.
Above-mentioned front, back, left, right, up, down is mark according to personage's observation visual angle on the basis of Fig. 1 in Figure of description
Standard, device surface are defined as a left side on the left of observer to before being defined as on one side of observer, and so on.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as protecting the present invention
The limitation of range.
Finally it is noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations.To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that: it is still
It is possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equally replaced
It changes；And these are modified or replaceed, the essence for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
Mind and range.Every other embodiment obtained by those of ordinary skill in the art without making creative efforts,
It shall fall within the protection scope of the present invention.
Claims (6)
1. a kind of highway central guardrail, it is characterised in that: including pedestal (1), column (2), fence assembly (3), mounting blocks
(4), limited block (5), fixture block (6), buffer spring, reset spring and pull rod (7)；The pedestal (1) is embedded among highway, bottom
The upper side and highway pavement of seat (1) are located at same level, and pedestal offers several sliding slots on (1)；The bottom of the sliding slot
Portion is provided with several limited blocks (5), and there are two column (2) for sliding setting on sliding slot；The lower end of the column (2) opens up useful
In the U-type groove that limited block (5) passes through, the guardrail group for isolation is provided between two adjacent columns (2) of the same side
Part (3), there are two mounting blocks (4) for the side setting close to each other of two columns (2)；Two mounting blocks (4) are respectively set
In the upper side and lower side of column (2), it is provided with reinforcing rib between mounting blocks (4) and column (2), the mounting blocks (4) positioned at downside
Downside opens up fluted, and sliding is provided with fixture block (6) in groove；The section of the fixture block (6) is trapezium structure, fixture block (6)
It is connected on the roof of groove by reset spring, fixture block (6) is used to limit the reset of column (2), the upside setting of fixture block (6)
There is one end of pull rod (7), the roof of the other end sliding through-going recess of pull rod (7) reaches mounting blocks (4) outside, and pull rod (7) is used
Separation in fixture block (6) and limited block (5)；The buffer spring is arranged between two columns (2) in same sliding slot.
2. a kind of highway central guardrail according to claim 1, it is characterised in that: hinged on the mounting blocks (4)
There is one end of hinge bar (8), the other end of hinge bar (8) is hinged on intercepting component (9), and two for being located at the same side are hinged
Bar is arranged in parallel between (8), and intercepting component (9) is used for the interception of automobile fragment.
3. a kind of highway central guardrail according to claim 2, it is characterised in that: the intercepting component (9) includes
No.1 intercept net (91), No. two intercept nets (92), No. three intercept nets (93), mounting plate, rack gear, gear, belt wheel and belt (94)；
No. three intercept nets (93) are provided on the upside of No. two intercept nets (92), and downside is provided with No.1 intercept net (91), No. two
The two sides of intercept net (92) are provided with mounting plate, and mounting plate is used for the installation of gear；The No.1 intercept net (91) is U-shaped knot
Structure, No.1 intercept net (91) are mounted on pedestal (1), and No.1 intercept net offers on (91) for buffer spring and hinge bar
(8) through-hole passed through is provided with rack gear on the inner sidewall of No.1 intercept net (91), and engaged transmission has gear on rack gear, and gear turns
Dynamic setting on a mounting board, is provided with belt wheel on gear；No. three intercept nets (93) are U-shaped structure, No. three intercept nets (93)
It covers on No. two intercept nets (92), rack gear is provided on the inner wall of No. three intercept nets (93), engaged transmission has gear, tooth on rack gear
Wheel rotation setting on a mounting board, is provided with belt wheel, passes through skin between the belt wheel of No. two intercept net (92) the same sides on gear
Band (94) connects, and belt (94) is coiled into " 8 " font.
4. a kind of highway central guardrail according to claim 1, it is characterised in that: the fence assembly (3) includes
Two cross bars (31), several No.1 shafts and buffering wheel (32)；The cross bar (31) is made of sleeve and slide bar, and sliding bar
It is mounted in sleeve, the both ends of cross bar (31) are respectively hinged on two adjacent columns (2), and two cross bars (31) are respectively set
Several No.1 shafts is rotatably equipped between the upper and lower part of column (2), two cross bars (31)；It is set in the No.1 shaft
It is equipped with several buffering wheels (32), buffering wheel (32) is used for the dispersion of strength after Vehicular impact.
5. a kind of highway central guardrail according to claim 4, it is characterised in that: turn between two cross bars (31)
It is dynamic to be provided with several No. two shafts, it is equipped with warning panel (33) in No. two shafts, warning panel (33) is for warning rear vehicle
, the warning panel (33) and buffering wheel (32) interval are distributed, it is hinged with one end of No.1 connecting rod (34) in warning panel (33), one
The other end of number connecting rod (34) is hinged on No. two connecting rods (35), and No.1 connecting rod (34) is for pushing warning panel (33) to rotate；Institute
The both ends for stating No. two connecting rods (35) are respectively hinged on two No. three connecting rods (36)；The end of No. three connecting rods (36) is fixed in
The end of cylinder (37)；The cylinder (37) is mounted on cross bar (31), and cylinder (37) is mobile for No. three connecting rods (36) of promotion,
And cross bar (31) is connected to by tracheae with the cylinder (37) for being located at road rear, cross bar (31) can push the cylinder at rear when extending
(37) it extends, so that the warning panel (33) at rear rotates.
6. a kind of highway central guardrail according to claim 5, it is characterised in that: the cross bar (31) functions
Cylinder (37) between distance be 100 to 200 meters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156972.2A CN109797683B (en) | 2019-03-01 | 2019-03-01 | Highway central guardrail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910156972.2A CN109797683B (en) | 2019-03-01 | 2019-03-01 | Highway central guardrail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109797683A true CN109797683A (en) | 2019-05-24 |
| CN109797683B CN109797683B (en) | 2020-12-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910156972.2A Active CN109797683B (en) | 2019-03-01 | 2019-03-01 | Highway central guardrail |
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| CN110670512A (en) * | 2019-09-10 | 2020-01-10 | 武汉科技大学 | Shrink rotation type buffer and guardrail |
| CN111424589A (en) * | 2020-04-08 | 2020-07-17 | 曾瑞云 | Mounting equipment for road isolation curtain wall |
| CN111778902A (en) * | 2020-07-13 | 2020-10-16 | 赵佳瑶 | Interim municipal guardrail post easy to assemble and that have theftproof function |
| CN112282501A (en) * | 2020-12-08 | 2021-01-29 | 江苏常净环保科技有限公司 | Rail guard of modular concatenation |
| CN112609618A (en) * | 2020-12-14 | 2021-04-06 | 陈祖友 | Side protective structure is prevented bumping by prefabricated combination formula road and bridge |
| CN113047165A (en) * | 2021-03-24 | 2021-06-29 | 华东交通大学 | Bridge guardrail |
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| CN110318357A (en) * | 2019-07-23 | 2019-10-11 | 杭州勤立机械有限公司 | A kind of stress concentration energy saving and environment friendly freeway guardrail of release type |
| CN110670512A (en) * | 2019-09-10 | 2020-01-10 | 武汉科技大学 | Shrink rotation type buffer and guardrail |
| CN110670512B (en) * | 2019-09-10 | 2021-03-16 | 武汉科技大学 | Shrink rotation type buffer and guardrail |
| CN111424589B (en) * | 2020-04-08 | 2022-01-18 | 江苏杰震建设科技有限公司 | Mounting equipment for road isolation curtain wall |
| CN111424589A (en) * | 2020-04-08 | 2020-07-17 | 曾瑞云 | Mounting equipment for road isolation curtain wall |
| CN111778902A (en) * | 2020-07-13 | 2020-10-16 | 赵佳瑶 | Interim municipal guardrail post easy to assemble and that have theftproof function |
| CN112282501A (en) * | 2020-12-08 | 2021-01-29 | 江苏常净环保科技有限公司 | Rail guard of modular concatenation |
| CN112282501B (en) * | 2020-12-08 | 2024-08-23 | 江苏常净环保科技有限公司 | Modular spliced guard rail |
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| CN113047165A (en) * | 2021-03-24 | 2021-06-29 | 华东交通大学 | Bridge guardrail |
| CN113047165B (en) * | 2021-03-24 | 2022-05-27 | 华东交通大学 | Bridge guardrail |
| CN115294777A (en) * | 2022-07-25 | 2022-11-04 | 深圳市同创机电一体化技术有限公司 | Vehicle separation measurement grating |
| CN115294777B (en) * | 2022-07-25 | 2024-04-09 | 深圳市同创机电一体化技术有限公司 | Vehicle separation measuring grating |
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