CN109440680A - Bridge construction limit for height anti-collision column - Google Patents
Bridge construction limit for height anti-collision column Download PDFInfo
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- CN109440680A CN109440680A CN201811447111.1A CN201811447111A CN109440680A CN 109440680 A CN109440680 A CN 109440680A CN 201811447111 A CN201811447111 A CN 201811447111A CN 109440680 A CN109440680 A CN 109440680A
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- Prior art keywords
- limit
- wirerope
- height
- collision column
- sheave
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Classifications
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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
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/044—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface
- E01F13/046—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage the barrier being formed by obstructing members situated on, flush with, or below the traffic surface, e.g. with inflatable members on the surface the obstructing members moving up in a translatory motion, e.g. telescopic barrier posts
Abstract
Bridge construction limit for height anti-collision column includes support frame, limit for height railing, pulley blocks, the first wirerope, the second wirerope of spring and anti-collision column；When limit for height railing is encountered by superelevation motor vehicle; limit for height railing is by pulley blocks, the first wirerope, spring, the second wirerope by anti-collision column in the road surface pull-up of road; superelevation motor vehicle is hindered to move on using limit for height railing and anti-collision column; protect the building before bridge construction limit for height anti-collision column, especially bridge；When superelevation motor vehicle retreats, limit for height railing is resetted under the action of the elastic force of spring and anti-collision column gravity by the second wirerope, spring and the first rope traction limit for height railing, is so constantly recycled.
Description
Technical field
The present invention relates to a kind of building protection devices, in particular to protect the bridge construction limit for height anti-collision column of bridge.
Background technique
Currently, important building, especially important bridge, need that limit for height column is arranged before the road below bridge
Bar is reminded and the effect of warning since limit for height railing only has, and often has a driver I am honoured by your visit warning, drive superelevation motor vehicle and break through
Limit for height railing, causes traffic accident and damaged in collision bridge, and a kind of bridge construction limit for height anti-collision column, which has become, to be avoided
Superelevation motor vehicle collides limit for height railing and protects the needs of bridge.
Summary of the invention
The purpose of the present invention is overcoming the deficiencies of the prior art and provide a kind of bridge construction limit for height anti-collision column, road is protected
On building, especially build a bridge.
The technical scheme adopted by the invention is: bridge construction limit for height anti-collision column includes support frame, limit for height railing, cunning
Wheel group, the first wirerope, the second wirerope of spring and anti-collision column, support frame are equipped with dragging track, limit for height railing and support frame
Dragging track it is dynamic be cooperatively connected, pulley blocks are connect with support frame, and anti-collision column is on the guide groove of road；Before pulley blocks include
Top sheave, preceding lower sheave, rear lower sheave, rear top sheave, preceding top sheave are located at the top of preceding lower sheave, rear lower sheave be located at after on
The lower section of pulley, rear lower sheave and rear top sheave are located at the rear of preceding top sheave and preceding lower sheave；Limit for height railing and first
Wirerope connection, the first wirerope are connect with spring again after connecting with preceding top sheave and preceding lower sheave, spring and the second steel wire
Rope connection, the second wirerope connect with rear lower sheave and rear top sheave after with connect again with anti-collision column；Limit for height railing it is initial
State is: limit for height railing is located at the front of support frame, and anti-collision field is in the guide groove of road, the upper surface and road surface on anti-collision column
It is flat；When limit for height railing is encountered by superelevation motor vehicle, limit for height railing passes through pulley blocks, the first wirerope, spring, the second wirerope will
Anti-collision column hinders superelevation motor vehicle to move in the road surface pull-up of road, using limit for height railing and anti-collision column, protects bridge
Build the building before limit for height anti-collision column.
The application method on bridge construction limit for height anti-collision column is: leading in use, bridge construction limit for height anti-collision column is set to
It needs on the road before bridge to be protected or other buildings；When the superelevation motor vehicle travelled on road encounters support frame
On limit for height railing after, limit for height railing under the promotion of superelevation motor vehicle along support frame dragging track move forward, Xiang Qianyi
Dynamic limit for height railing is moved up by pulley blocks, the first wirerope, spring, the second rope traction anti-collision column, by anti-collision column
Road surface is pulled out by the guide groove of road, superelevation motor vehicle is blocked using anti-collision column, reminds driver to brake in time, avoid superelevation machine
Motor-car collides protected building；After superelevation motor vehicles parking, after driver drives superelevation backing automobile, limit for height railing exists
Under the action of the elastic force and anti-collision column gravity of spring, anti-collision column and spring pass through pulley blocks, the first wirerope and second
Rope traction limit for height railing resets, and anti-collision column declines along the guide groove of road to be resetted, dragging track of the limit for height railing along support frame
It moves backward, so that limit for height railing and anti-collision column is restored to initial position, so that limit for height railing is returned to the front of support frame, make anti-collision
Column drops in guide groove, keeps the upper surface on anti-collision column and road surface flat；So constantly recycle.
The beneficial effects of the present invention are: bridge construction limit for height anti-collision column includes support frame, limit for height railing, pulley blocks,
One wirerope, the second wirerope of spring and anti-collision column；When limit for height railing is encountered by superelevation motor vehicle, limit for height railing passes through pulley
Anti-collision column in the road surface pull-up of road, is utilized limit for height railing and anti-collision column by group, the first wirerope, spring, the second wirerope
It hinders superelevation motor vehicle to move on, protects the building before bridge construction limit for height anti-collision column, especially bridge；Superelevation is motor-driven
When vehicle retreats, limit for height railing passes through the second wirerope, spring and the under the action of the elastic force of spring and anti-collision column gravity
One rope traction limit for height railing resets, and so constantly recycles.
Detailed description of the invention
Fig. 1 is the structural schematic diagram on bridge construction limit for height anti-collision column；
Fig. 2 is the left view of Fig. 1.
Specific embodiment
The present invention is further detailed with specific embodiment with reference to the accompanying drawing:
The structural schematic diagram on bridge construction limit for height anti-collision column as shown in Figure 1 and the left view of Fig. 1 shown in Fig. 2；Bridge is built
Build limit for height anti-collision column include support frame 1, limit for height railing 2, pulley blocks 3, the first wirerope 4,5 second wirerope 6 of spring and
Anti-collision column 7, support frame 1 are equipped with dragging track 8, the dynamic mating connection of the dragging track 8 of limit for height railing 2 and support frame 1, pulley blocks 3
It is connect with support frame 1, anti-collision column 7 is set on the guide groove 10 of road 9；Pulley blocks 3 include preceding top sheave 11, preceding lower sheave 12,
Lower sheave 13, rear top sheave 14 afterwards, preceding top sheave 11 are located at the top of preceding lower sheave 12, and rear lower sheave 13 is located at rear top sheave 14
Lower section, rear lower sheave 13 and rear top sheave 14 are located at the rear of preceding top sheave 11 and preceding lower sheave 12；Limit for height railing 2 with
The connection of first wirerope 4, the first wirerope 4 are connect with spring 5 again after connecting with preceding top sheave 11 and preceding lower sheave 12, spring
5 connect with the second wirerope 6, the second wirerope 6 and rear lower sheave 13 and rear top sheave 14 connect after with again with the company of anti-collision column 7
It connects；When limit for height railing 2 is encountered by superelevation motor vehicle, limit for height railing 2 passes through pulley blocks 3, the first wirerope 4, spring 5, the second steel
Cord 6 by anti-collision column 7 in the road surface pull-up of road 9, before hindering superelevation motor vehicle to continue using limit for height railing 2 and anti-collision column 7
Into, protect bridge construction limit for height anti-collision column before building.
When limit for height railing 2 is encountered by superelevation motor vehicle, in order to move limit for height railing 2 in parallel in the dragging track 8 of support frame 1
It is dynamic；Support frame 1 includes left support frame 15 and right support frame 16, and left support frame 15 is equipped with left dragging track 17, right support frame
16 are equipped with right dragging track 18, limit for height railing 2 and left dragging track 17 and the dynamic mating connection of right dragging track 18；Preceding top sheave
11 include left front top sheave 19 and right front upper pulley 20, and preceding lower sheave 12 includes left front lower sheave 21 and right front lower cunning
Wheel 22, rear lower sheave 13 includes lower sheave 24 behind left back lower sheave 23 and the right side, and rear top sheave 14 includes left back top sheave
25 and the right side after top sheave 26；The branch of left front top sheave 19, left front lower sheave 21, left back lower sheave 23 and left back top sheave 25
Frame is fixedly connected with left support frame 15, right front upper pulley 20, right front lower pulley 22, it is right after top sheave 26 behind lower sheave 24 and the right side
Bracket be fixedly connected with right support frame 16；Support frame 1 is fixedly connected with the concrete of road 9, the right support of left support frame 15
16 size of frame is identical.
When limit for height railing 2 is encountered by superelevation motor vehicle, in order to implement to lead using the first wirerope 4 and the second wirerope 6
Draw anti-collision column 7 to be risen by the road surface of road 9；First wirerope 4 includes the first wirerope 28 of left first wirerope 27 and the right side,
Second wirerope 6 includes left second wirerope 29 and right second wirerope 30；The left end of limit for height railing 2 passes through left first steel
Cord 27, left front top sheave 19, left front lower sheave 21, spring 5, left second wirerope 29, left back lower sheave 23 and it is left back on
Pulley 25 is connect with the left side on anti-collision column 7；Before the right end of limit for height railing 2 passes through right first wirerope 28, right front upper pulley 20, the right side
Lower sheave 22, spring 5, right second wirerope 30, it is right after behind lower sheave 24 and the right side top sheave 26 and the right on anti-collision column 7 connect
It connects；The original state of limit for height railing 2 is: limit for height railing 2 is located at the front 31 of support frame 1, and anti-collision column 7 is located at the guide groove of road 9
In 10, the upper surface 32 and road surface on anti-collision column 7 are flat.
In order to avoid limit for height railing 2 is detached from dragging track 8, implement to draw the movement of the first wirerope 4 using limit for height railing 2；
Limit for height railing 2 includes limit plate 33, axis of traction 34, bail 35, and limit for height railing 2 is fixedly connected with limit plate 33, limit plate
33 are fixedly connected with axis of traction 34, axis of traction 34 and the dynamic mating connection of bail 35, bail 35 and the fixed company of the first wirerope 4
It connects；Limit plate 33 is detached from dragging track 8, axis of traction 34 and bail 35 for drawing the first steel for stopping limit for height railing 2
Cord 4；Limit plate 33 includes left limit plate 36 and right limit plate 37, and axis of traction 34 includes that left axis of traction 38 and the right side are led
Draw axis 39, bail 35 includes left bail 40 and right bail 41；2 left end of limit for height railing and the fixed company of left limit plate 36
It connects, left limit plate 36 is fixedly connected with left axis of traction 38, left axis of traction 38 and the dynamic mating connection of left bail 40, left bail 40
It is fixedly connected with the first wirerope 27 of a left side；2 right end of limit for height railing is fixedly connected with right limit plate 37, right limit plate 37 and right traction
Axis 39 is fixedly connected, and right axis of traction 39 and the dynamic mating connection of right bail 41, right bail 41 and left first wirerope 27 are fixed
Connection；The axis of limit for height railing 2 is identical as the axis of axis of traction 34, the axis phase of the axis of left axis of traction 38 and right axis of traction 39
Together；The distance of left limit plate 36 to right limit plate 37 is greater than the distance that left support frame 15 arrives right support frame 16.
In order to avoid anti-collision column 7 leaves the road 9 road surface, the guide groove 10 of road 9 is equipped with limitting casing 42, limitting casing 42 and road
The concrete on road 9 is fixedly connected, and anti-collision column 7 is equipped with anti-off board 43, and anti-off board 43 is located in guide groove 10, and the size of anti-off board 43 is big
In the size of limitting casing 42, anti-off board 43 is avoided to be detached from the guide groove 10 of road 9；It is anti-in order to implement to draw using the second wirerope 6
It touches column 7 and rises to road surface, the diameter of rear lower sheave 13 is less than the diameter of rear top sheave 14, and rear lower sheave 13 is avoided to interfere the second steel
Cord 6 is mobile.
In order to reduce limit for height railing 2 to the impact force of the first wirerope 4 and the second wirerope 6, and the first steel of utilization
Cord 4 and the second wirerope 6 traction anti-collision column 7 rise, and superelevation collision of motor-driven vehicles is hindered to need building to be protected；Spring 5
For extension spring, the stretching travel of spring 5 is equal to or more than the length of dragging track 8；The elastic pulling force of spring 5 is greater than anti-collision
The gravity on column 7 enables spring 5 by 7 pull-up of anti-collision column, and anti-collision column 7 is equipped with fender, and fender is made of elastic material, elasticity
Material includes rubber.
Bridge construction limit for height anti-collision column is rushed in order to alert superelevation motor vehicle, driver's reversing is reminded, avoids the generation of accident；
It is characterized by: the support frame 1 is equipped with alarm hooter 44, alarm hooter 44 includes air pump 45 and steam whistle 46, air pump 45 with
Steam whistle 46 connects, and alarm hooter 44 is located at the lower section of limit for height railing 2；When limit for height railing 2 is pressed onto the air pump 45 of alarm hooter 44, air pump
Compressed air is inputted steam whistle 46 by 45, and steam whistle 46 issues alarm；Limit for height railing 2 is equipped with fluorescent marker 47, passing for reminding
Vehicle.
The application method on bridge construction limit for height anti-collision column is: leading in use, bridge construction limit for height anti-collision column is set to
It needs on the road 9 before bridge to be protected or other buildings；When the superelevation motor vehicle travelled on road 9 encounters support
After limit for height railing 2 on frame 1, limit for height railing 2 is moved forward under the promotion of superelevation motor vehicle along the dragging track 8 of support frame 1,
The limit for height railing 2 of forward movement draws anti-collision column 7 to moving up by pulley blocks 3, the first wirerope 4, spring 5, the second wirerope 6
It is dynamic, anti-collision column 7 is pulled out into road surface by the guide groove 10 of road 9, blocks superelevation motor vehicle using anti-collision column 7, remind driver and
When brake, avoid the protected building of superelevation collision of motor-driven vehicles；After superelevation motor vehicles parking, driver drives superelevation motor vehicle
After reversing, for limit for height railing 2 under the action of 7 gravity of the elastic force of spring 5 and anti-collision column, anti-collision column 7 and spring 5 pass through pulley
The 3, first wirerope 4 of group and the second wirerope 6 traction limit for height railing 2 reset, and anti-collision column 7 is multiple along the decline of guide groove 10 of road 9
Position, limit for height railing 2 are moved backward along the dragging track 8 of support frame 1, and limit for height railing 2 and anti-collision column 7 is made to be restored to initial bit
It sets, so that limit for height railing 2 is returned to the front 31 of support frame 1, drop to anti-collision column 7 in guide groove 10, make the upper surface 32 on anti-collision column 7
It is flat with road surface.
In order to implement to stop the protected building of superelevation collision of motor-driven vehicles using anti-collision column 7, superelevation motor vehicle encounters branch
After limit for height railing 2 on support 1, limit for height railing 2 draws the movement of the first wirerope 4, and 4 stiff spring 5 of the first wirerope is mobile,
Spring 5 draws the movement of the second wirerope 6, and the second wirerope 6 traction anti-collision column 7 is moved up by initial position, and anti-collision column 7 is along road
The guide groove 10 on road 9 rises, when the rising of the anti-off board 43 on anti-collision column 7 touches the limitting casing 42 of guide groove 10 of road 9, anti-collision column
7 stop rising, and anti-collision column 7 stops after rising, and as superelevation motor vehicle moves on, spring 5 is elongated, and anti-collision column 7 rises to
Higher than the road surface of road 9, the outlet of superelevation motor vehicle advance is blocked；Driver controls superelevation motor vehicle and stops and retreat, limit for height
Railing 2 follows superelevation motor vehicle to move backward under the action of 5 elastic force of spring, after superelevation motor vehicle is separated with limit for height railing 2, limit
High railing 2 resets to initial position, and anti-collision column 7 drops to initial position, anti-collision along the guide groove 10 of road 9 under gravity
The upper surface 32 on column 7 is restored to and road surface level state；After superelevation motor vehicle encounters the limit for height railing 2 on support frame 1,5 quilt of spring
It elongates, the stroke of the stretching of spring 5 is moved plus the stroke and limit for height railing 2 of the rising of anti-collision column 7 in the dragging track 8 of support frame 1
Dynamic stroke is equal；After anti-collision column 7 rises stopping, 30 centimetres to 50 centimetres from the ground of anti-collision column 7 stops superelevation motor vehicle to continue
Advance.
In order to remind superelevation motor vehicle to brake in time, the protected building of superelevation collision of motor-driven vehicles is avoided；Superelevation is motor-driven
After vehicle encounters the limit for height railing 2 on support frame 1, limit for height railing 2 is moved along the dragging track 8 of support frame 1, and limit for height railing 2 is pressed onto
When the alarm hooter 44 of support frame 1, limit for height railing 2 is pressed onto the air pump 45 of alarm hooter 44, and compressed air is inputted steam whistle 46 by air pump 45,
Steam whistle 46 issues alarm, and superelevation automobile driver is reminded to brake in time, in order to avoid cause major traffic accidents.
In order to implement using superelevation motor vehicle to stop superelevation motor vehicle to continue in 10 pull-up of guide groove of road 9 on anti-collision column 7
Advance, avoids the protected building of superelevation collision of motor-driven vehicles；After superelevation motor vehicle encounters the limit for height railing 2 on support frame 1,
The bail 35 of limit for height railing 2 draws the first wirerope 4 and the second wirerope 6 is mobile, and the first wirerope 4 drives preceding top sheave
11 and preceding lower sheave 12 rotate in a clockwise direction, lower sheave 13 rotates in a clockwise direction after the traction of the second wirerope 6, the
Top sheave 14 rotates counterclockwise after two wirerope 6 drive, and the second wirerope 6 traction anti-collision column 7 moves up.
After superelevation motor vehicle encounters the limit for height railing 2 on support frame 1, the left bail 40 of limit for height railing 2 draws a left side first
Wirerope 27 and left second wirerope 29 are mobile, and left first wirerope 27 drives left front top sheave 19 and left front lower sheave 21
It rotates in a clockwise direction, left second wirerope 29 draws left back lower sheave 23 and rotates in a clockwise direction, left second wirerope
29 drive left back top sheave 25 to rotate counterclockwise, and left second wirerope 29 traction 7 left side of anti-collision column moves up；Together
When, the right bail 41 of limit for height railing 2 draws right first wirerope 28 and right second wirerope 30 is mobile, right first wirerope
28 drive right front upper pulley 20 and right front lower pulley 22 to rotate in a clockwise direction, and right second wirerope 30 glides after drawing the right side
Wheel 24 rotates in a clockwise direction, and right second wirerope 30 drives top sheave 26 behind the right side to rotate counterclockwise, right second steel
Cord 30 is drawn and is moved up on the right of anti-collision column 7.
After superelevation motor vehicle encounters the limit for height railing 2 on support frame 1, the mobile stroke of left first wirerope 27 and the right side first
The mobile stroke of wirerope 28 is identical, the mobile stroke of the left second wirerope 29 stroke phase mobile with right second wirerope 30
Together；After the anti-off board 43 on anti-collision column 7 rises the limitting casing 42 for the guide groove 10 for touching road 9, left first wirerope 27 movement
Stroke is identical as the mobile stroke of right first wirerope 28, and left second wirerope 29 and right second wirerope 30 do not move.
In order to avoid superelevation motor vehicle breaks limit for height railing 2 and support frame 1, anti-collision column 7 is located at the rear support of support frame 1
The front of frame 48, anti-collision column 7 are 1 meter to 1.5 meters apart from rear support frame 48, and superelevation motor vehicle encounters the limit for height column on support frame 1
After bar 2, superelevation motor vehicle pushes away the forward movement of limit for height railing 2, and when superelevation motor vehicle and anti-collision column 7 contact, limit for height railing 2 is also in cunning
On row track 8, superelevation motor vehicle is avoided to break limit for height railing 2 and support frame 1.
In order to eliminate security risk caused by spring 5 stretches, avoid someone close to spring 5；Support frame 1 is equipped with conduit 49,
Spring 5 is set in conduit 49, and the first wirerope 4 and the second wirerope 6 are passed through and connect into conduit 49 with spring 5；Superelevation is motor-driven
When vehicle encounters the limit for height railing 2 on support frame 1,4 stiff spring 5 of the first wirerope is mobile in conduit 49, avoids someone close to bullet
Spring 5 is crushed by spring 5.
Claims (10)
1. bridge construction limit for height anti-collision column, it is characterised in that: the bridge construction limit for height anti-collision column include support frame (1),
Limit for height railing (2), pulley blocks (3), the first wirerope (4), (5) second wirerope (6) of spring and anti-collision column (7), support frame
(1) dragging track (8) are equipped with, the dragging track (8) of limit for height railing (2) and support frame (1) is dynamic to be cooperatively connected, pulley blocks (3) with
Support frame (1) connection, anti-collision column (7) are set on the guide groove (10) of road (9)；Pulley blocks (3) include preceding top sheave (11), preceding
Lower sheave (12), rear lower sheave (13), rear top sheave (14), preceding top sheave (11) are located at the top of preceding lower sheave (12), under rear
Pulley (13) is located at the lower section of rear top sheave (14), rear lower sheave (13) and rear top sheave (14) be located at preceding top sheave (11) with
And the rear of preceding lower sheave (12)；Limit for height railing (2) is connect with the first wirerope (4), the first wirerope (4) and preceding top sheave
(11) and after preceding lower sheave (12) connection it is connect again with spring (5), spring (5) is connect with the second wirerope (6), the second steel wire
Rope (6) and rear lower sheave (13) and after top sheave (14) is connect afterwards with connect again with anti-collision column (7).
2. bridge construction limit for height anti-collision column according to claim 1, it is characterised in that: the support frame (1) includes
Left support frame (15) and right support frame (16), left support frame (15) are equipped with left dragging track (17), and right support frame (16) is equipped with
Right dragging track (18), limit for height railing (2) and left dragging track (17) and the dynamic mating connection of right dragging track (18)；Preceding upper cunning
Taking turns (11) includes left front top sheave (19) and right front upper pulley (20), and preceding lower sheave (12) includes left front lower sheave (21)
And right front lower pulley (22), rear lower sheave (13) include lower sheave (24) behind left back lower sheave (23) and the right side, rear upper cunning
Taking turns (14) includes top sheave (26) behind left back top sheave (25) and the right side；Left front top sheave (19), left front lower sheave (21), a left side
The bracket of lower sheave (23) and left back top sheave (25) is fixedly connected with left support frame (15) afterwards, right front upper pulley (20), the right side
Preceding lower sheave (22), it is right after behind lower sheave (24) and the right side bracket of top sheave (26) be fixedly connected with right support frame (16).
3. bridge construction limit for height anti-collision column according to claim 2, it is characterised in that: the first wirerope (4) packet
Left first wirerope (27) and right first wirerope (28) are included, the second wirerope (6) includes left second wirerope (29)
And right second wirerope (30)；The left end of limit for height railing (2) passes through left first wirerope (27), left front top sheave (19), a left side
Preceding lower sheave (21), spring (5), left second wirerope (29), left back lower sheave (23) and left back top sheave (25) and anti-collision
The left side on column (7) connects；The right end of limit for height railing (2) passes through right first wirerope (28), right front upper pulley (20), right front lower cunning
Take turns (22), spring (5), right second wirerope (30), it is right after top sheave (26) and anti-collision column (7) behind lower sheave (24) and the right side
The right connection.
4. bridge construction limit for height anti-collision column according to claim 3, it is characterised in that: at the beginning of the limit for height railing (2)
Beginning state is: limit for height railing (2) is located at the front (31) of support frame (1), and anti-collision column (7) are located in the guide groove (10) of road (9),
The upper surface (32) and road surface on anti-collision column (7) are flat.
5. bridge construction limit for height anti-collision column according to claim 4, it is characterised in that: the limit for height railing (2) includes
There are limit plate (33), axis of traction (34), bail (35), limit for height railing (2) is fixedly connected with limit plate (33), limit plate (33)
It is fixedly connected with axis of traction (34), axis of traction (34) and bail (35) dynamic mating connection, bail (35) and the first wirerope
(4) it is fixedly connected.
6. bridge construction limit for height anti-collision column according to claim 5, it is characterised in that: the limit plate (33) includes
Left limit plate (36) and right limit plate (37), axis of traction (34) include left axis of traction (38) and right axis of traction (39), are led
Drawing ring (35) includes left bail (40) and right bail (41)；Limit for height railing (2) left end and left limit plate (36) are fixed
Connection, left limit plate (36) are fixedly connected with left axis of traction (38), left axis of traction (38) and left bail (40) dynamic mating connection,
Left bail (40) is fixedly connected with left first wirerope (27)；Limit for height railing (2) right end is fixedly connected with right limit plate (37),
Right limit plate (37) is fixedly connected with right axis of traction (39), and right axis of traction (39) and right bail (41) dynamic mating connection, the right side is led
Draw ring (41) to be fixedly connected with left first wirerope (27).
7. bridge construction limit for height anti-collision column according to claim 6, it is characterised in that: the axis of the limit for height railing (2)
Line is identical as the axis of axis of traction (34), and the axis of the right axis of traction of axis (39) of left axis of traction (38) is identical；Left limit plate
(36) distance to right limit plate (37) is greater than the distance for left support frame (15) arriving right support frame (16).
8. bridge construction limit for height anti-collision column according to claim 7, it is characterised in that: the guide groove of the road (9)
(10) limitting casing (42) are equipped with, limitting casing (42) is fixedly connected with the concrete of road (9), and anti-collision column (7) are equipped with anti-off board
(43), anti-off board (43) is located in guide groove (10), and the size of anti-off board (43) is greater than the size of limitting casing (42), avoids anti-off board
(43) it is detached from the guide groove (10) of road (9).
9. bridge construction limit for height anti-collision column according to claim 8, it is characterised in that: the spring (5) is to stretch bullet
Spring, the stretching travel of spring (5) are equal to or more than the length of dragging track (8)；The elastic pulling force of spring (5) is greater than anti-collision column
(7) gravity makes spring (5) can be by anti-collision column (7) pull-up.
10. bridge construction limit for height anti-collision column according to claim 9, it is characterised in that: the support frame (1) is equipped with report
Siren (44), alarm hooter (44) include air pump (45) and steam whistle (46), and air pump (45) is connect with steam whistle (46), alarm hooter
(44) it is located at the lower section of limit for height railing (2).
Priority Applications (1)
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| CN201811447111.1A CN109440680A (en) | 2018-11-29 | 2018-11-29 | Bridge construction limit for height anti-collision column |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622150A (en) * | 2020-06-09 | 2020-09-04 | 孙凤秋 | Ultrahigh detection interception mechanism for bridges and tunnels |
| CN112681190A (en) * | 2020-12-16 | 2021-04-20 | 安徽蓝鼎网业有限公司 | Protective guardrail used during road maintenance |
-
2018
- 2018-11-29 CN CN201811447111.1A patent/CN109440680A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111622150A (en) * | 2020-06-09 | 2020-09-04 | 孙凤秋 | Ultrahigh detection interception mechanism for bridges and tunnels |
| CN112681190A (en) * | 2020-12-16 | 2021-04-20 | 安徽蓝鼎网业有限公司 | Protective guardrail used during road maintenance |
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Application publication date: 20190308 |