CN109440683A - Bridge construction limit for height protects column - Google Patents
Bridge construction limit for height protects column Download PDFInfo
- Publication number
- CN109440683A CN109440683A CN201811447165.8A CN201811447165A CN109440683A CN 109440683 A CN109440683 A CN 109440683A CN 201811447165 A CN201811447165 A CN 201811447165A CN 109440683 A CN109440683 A CN 109440683A
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- China
- Prior art keywords
- limit
- support frame
- column
- height
- wirerope
- Prior art date
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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 protects column, includes support frame, limit for height railing, nest spring device, pulley blocks, wirerope, traction hammer and anti-collision column；When limit for height railing is encountered by superelevation motor vehicle; limit for height railing is by pulley blocks, 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, the building before protection bridge construction limit for height protection column, especially bridge；When superelevation motor vehicle retreats, limit for height railing retreats under the action of the elastic force of the wind spring of nest spring device and anti-collision column gravity, after anti-collision column drops to the guide groove bottom of road, limit for height railing, which continues to retreat under the action of the elastic force of wind spring, to be resetted, when limit for height railing backs to initial position, limit for height railing stops retreating；So constantly recycle.
Description
Technical field
The present invention relates to the bridge construction limits for height of a kind of building protection device, in particular to protection bridge to protect column.
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 protection 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 protection column, road is protected
On building, especially build a bridge.
The technical scheme adopted by the invention is: bridge construction limit for height protection column includes support frame, limit for height railing, volume
Spring device, pulley blocks, wirerope, traction hammer and anti-collision column, limit for height railing and the dynamic mating connection of support frame, pulley blocks are installed on
On support frame, nest spring device is connect with limit for height railing and wirerope, and wirerope is connect with anti-collision column；Support frame is equipped with and slides rail
The dragging track of road, limit for height railing and support frame is dynamic to be cooperatively connected, and pulley blocks are connect with support frame, and anti-collision column is set to leading for road
Slot, support frame are fixedly connected with the concrete of road；Nest spring device includes shell, wind spring, spool and slideway, wind spring and
Spool is actively tied in shell, and wind spring is rolled up on spool, and the inner end of wind spring is fixedly connected with spool, and the outer end of wind spring is by shell
It draws mouth to stretch out, the outer end of wind spring is fixedly connected with support frame, and shell is fixedly connected with limit for height railing, and slideway is fixed with support frame
Connection, shell and slideway are dynamic to be cooperatively connected；Pulley blocks include front wheel and rear wheel, before front wheel is located at rear wheel
The bracket of side, front wheel and rear wheel is fixedly connected with support frame；The upper end of wirerope and cage connection, wirerope with it is advancing slip
Wheel and rear wheel, which move, to be cooperatively connected, and the lower end of wirerope connects after the towing pad on anti-collision column with traction hammer；Limit for height railing
When being encountered by superelevation motor vehicle, anti-collision column in the road surface pull-up of road, is utilized limit for height by pulley blocks, wirerope by limit for height railing
Railing and anti-collision column hinder superelevation motor vehicle to move on, the building before protection bridge construction limit for height protection column；Superelevation
When motor vehicle retreats, resetted using nest spring device driving limit for height railing.
The application method on bridge construction limit for height protection column is: leading in use, bridge construction limit for height protection 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, wind spring dress
The shell set follows limit for height railing to move forward along slideway, and the wind spring of nest spring device is moved forward by being constantly drawn out in shell
Limit for height railing by pulley blocks, wirerope and traction hammer traction anti-collision column move up, make anti-collision column by the guide groove of road
Road surface is pulled out, superelevation motor vehicle is blocked using anti-collision column, reminds driver to brake in time, superelevation collision of motor-driven vehicles is avoided to be protected
The building of shield；After superelevation motor vehicles parking, driver drive superelevation backing automobile after, limit for height railing wind spring elastic force with
And under the action of anti-collision column gravity, anti-collision column and wind spring are resetted by pulley blocks and rope traction limit for height railing, anti-collision
After column is resetted along the guide groove decline of road, limit for height railing continue under the action of the elastic force of wind spring the dragging track along support frame to
After move, so that limit for height railing is restored to initial position, limit for height railing made to return to the front end of support frame, anti-collision column is made to drop to guide groove
It is interior, keep 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 protection column include support frame, limit for height railing, nest spring device,
Pulley blocks, wirerope, traction hammer and anti-collision column；When limit for height railing is encountered by superelevation motor vehicle, limit for height railing by pulley blocks,
Anti-collision column in the road surface pull-up of road, is hindered superelevation motor vehicle to move on by wirerope using limit for height railing and anti-collision column,
Protect the building before bridge construction limit for height protection column, especially bridge；When superelevation motor vehicle retreats, limit for height railing is in wind spring
It is retreated under the action of the elastic force and anti-collision column gravity of the wind spring of device, after anti-collision column drops to the guide groove bottom of road, limit for height
Railing, which continues to retreat under the action of the elastic force of wind spring, to be resetted, and when limit for height railing backs to initial position, limit for height railing stops
It retreats；So constantly recycle.
Detailed description of the invention
Fig. 1 is the structural schematic diagram on bridge construction limit for height protection 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 protection column as shown in Figure 1 and the left view of Fig. 1 shown in Fig. 2；Bridge is built
Building limit for height protection column includes support frame 1, limit for height railing 2, nest spring device 3, pulley blocks 4, wirerope 5, traction hammer 6 and anti-collision
Column 7, limit for height railing 2 and support frame 1 are dynamic to be cooperatively connected, and pulley blocks 4 are installed on support frame 1, nest spring device 3 and limit for height railing 2
And wirerope 5 connects, wirerope 5 is connect with anti-collision column 7；Support frame 1 is equipped with dragging track 8, limit for height railing 2 and support frame 1
Dragging track 8 it is dynamic be cooperatively connected, pulley blocks 3 connects with support frame 1, anti-collision column 7 set on road 9 guide groove 10, support frame 1 and
The concrete of road 9 is fixedly connected；Nest spring device 3 includes shell 11, wind spring 12, spool 13 and slideway 14, wind spring 12 with
And spool 13 is actively tied in shell 11, wind spring volume 12 on spool 13, the inner end 61 of wind spring 12 is fixedly connected with spool 13, volume
The outer end 15 of spring 12 is stretched out by the traction mouth 16 of shell 11, and the outer end 15 of wind spring 12 is fixedly connected with support frame 1, shell 11 and limit
High railing 2 is fixedly connected, and slideway 14 is fixedly connected with support frame 1, shell 11 and the dynamic mating connection of slideway 14；Pulley blocks 3 include
There are front wheel 17 and rear wheel 18, front wheel 17 is located at the front of rear wheel 18, the bracket of front wheel 17 and rear wheel 18
It is fixedly connected with support frame 1；The upper end 19 of wirerope 5 is connect with shell 11, and wirerope 5 and front wheel 17 and rear wheel 18 move
It is cooperatively connected, the lower end 20 of wirerope 5 is connect after the towing pad 21 on anti-collision column 7 with traction hammer 6；Limit for height railing 2 is by superelevation
When motor vehicle is encountered, anti-collision column 7 in the road surface pull-up of road 9, is utilized limit for height by pulley blocks 3, wirerope 5 by limit for height railing 2
Railing 2 and anti-collision column 7 hinder superelevation motor vehicle to move on, the building before protection bridge construction limit for height protection column；It is super
When high motor vehicle retreats, limit for height railing 2 is driven to reset using nest spring device 3.
In order to alert the driver of superelevation motor vehicle, the protected bridge construction object of superelevation collision of motor-driven vehicles is avoided；Support
Frame 1 is equipped with warning device 48, and warning device 48 includes to connect close to switch 49, alarm 50 and solar power supply apparatus 51
Nearly switch 49 is connect with alarm 50 and solar power supply apparatus 51；When limit for height railing 2 is encountered by superelevation motor vehicle, limit for height
Railing 2 connects the power supply of alarm 50 close to switch 49 close proximity to switch 49, and alarm 50 issues alarm sound and sending
Alarm flashing light.
In order to implement to rise to the road surface of road 9 using wirerope 5 and 6 traction anti-collision columns 7 of traction hammer, and make limit for height
The mobile stroke of railing 2 is greater than the stroke that anti-collision column 7 rises；The center line and horizontal plane of the towing pad 21 on anti-collision column 7, lead
The outer diameter for drawing hammer 6 is greater than 21 diameter of towing pad on anti-collision column 7, and the diameter of wirerope 5 is less than the diameter of towing pad 21；Limit for height railing
2 original state is: the shell 11 of limit for height railing 2 and nest spring device 3 is located at the front end 60 of support frame 1, and anti-collision column 7 is located at road
In the guide groove 10 on road 9, anti-collision column 7 does not rise from the road surface of road 9, and traction hammer 6 is located at the lower section of the towing pad 21 on anti-collision column 7, leads
The distance for drawing hammer 6 to towing pad 21 is greater than zero；After so that limit for height railing 2 is encountered by superelevation motor vehicle and is moved a certain distance, steel
Cord 5 drives traction to hammer the position for the towing pad 21 that 6 are moved to anti-collision column 7 into shape, and anti-collision column 7 is pulled up to the road surface of road 9；Guide groove
10 slot bottom 52 is equipped with traction hammer conduit 53, and traction hammer conduit 53 is connected to guide groove 10, the center line and water of traction hammer conduit 53
Plane is vertical, and traction hammer 6 is set in traction hammer conduit 53, and wirerope 5 passes through traction hammer conduit 53 and connect with traction hammer 6, draws
The internal diameter for hammering conduit 53 into shape is greater than the outer diameter of traction hammer 6.
It is moved to implement shell 11 on slideway 14, the shell 11 of nest spring device 3 is equipped with guide wheel 54, the wheel shaft of guide wheel 54
With the dynamic mating connection of shell 11, the slideway 14 of guide wheel 54 and nest spring device 3 is dynamic to be cooperatively connected；In order to limit the rising of anti-collision column 7
Stroke, guide groove 10 are equipped with limitting casing 55, and limitting casing 55 is located at the upper end of guide groove 10, and anti-collision column 7 is equipped with limit plate 56, limit plate 56
Positioned at the lower section of limitting casing 55, the size of limit plate 56 is greater than the size of limitting casing 55, and the towing pad 21 on anti-collision column 7 is set to limit
Plate 56.
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 22 and right support frame 23, and left support frame 22 is equipped with left dragging track 24, right support frame
23 are equipped with right dragging track 25, limit for height railing 2 and left dragging track 24 and the dynamic mating connection of right dragging track 25；Nest spring device
3 include left nest spring device 26 and right nest spring device 27；Left nest spring device 26 includes left outside shell 28, left wind spring 29, left volume
Axis 30 and left slideway 31, left wind spring 29 and left spool 30 are actively tied in left outside shell 28, and left wind spring volume 29 in left spool 30
On, left wind spring 29 is connect with left spool 30 and support frame 1, and left outside shell 28 is connect with the left end of limit for height railing 2, left slideway 31 with
Support frame 1 is fixedly connected, left outside shell 28 and the dynamic mating connection of left slideway 31；Right nest spring device 27 includes right casing 32, right volume
Spring 33, right spool 34 and right slideway 35, right wind spring 33 and right spool 34 are actively tied in right casing 32, right wind spring volume 33 in
On right spool 34, right wind spring 33 is connect with right spool 34 and support frame 1, and right casing 32 is connect with the right end of limit for height railing 2, right
Slideway 35 is fixedly connected with support frame 1, right casing 32 and the dynamic mating connection of right slideway 35；Pulley blocks 3 include left chain wheel group 36
And right pulley group 37, wirerope 5 include left wirerope 38 and right wirerope 39, traction hammer 6 includes left traction hammer 40
And right traction hammer 41；Left chain wheel group 36 includes left front pulley 42 and left rear pulley 43, left front pulley 42 and left back cunning
The bracket of wheel 43 is fixedly connected with support frame 1；The towing pad 21 on anti-collision column 7 includes left towing pad 44 and right towing pad 47,
Left wirerope 38 is connect with left outside shell 28, left wirerope 38 and left front pulley 42 and the dynamic mating connection of left rear pulley 43, Zuo Gang
Cord 38 is connect after the left towing pad 44 on anti-collision column 7 with left traction hammer 40；Right pulley group 37 include right front pulley 45 with
And right rear wheel 46, the bracket of right front pulley 45 and right rear wheel 46 are fixedly connected with support frame 1；Outside right wirerope 39 and the right side
Shell 32 connects, and right wirerope 39 passes through anti-collision column 7 with right front pulley 45 and the dynamic mating connection of right rear wheel 46, right wirerope 39
Right towing pad 47 after 41 connect with right traction hammer.
In order to slow down superelevation motor vehicle to 7 impact force of anti-collision column, limits superelevation motor vehicle and impact protected bridge construction
Object；Anti-collision column 7 includes that limit plate 56, preceding air cushion 57 and rear rubber block 58, limit plate 56 are made of steel plate, preceding air cushion 57 with
And rear rubber block 58 is fixedly connected with limit plate 56, preceding air cushion 57 is located at before rear rubber block 58, preceding air cushion 57 and rear rubber
Blob of viscose 58 is located at the upper surface of limit plate 56, and left towing pad 44 is set to the left side of limit plate 56, and right towing pad 47 is set to limit plate 56
The right.
In order to reduce limit for height railing 2 to the impact force of wirerope 5, limit plate 56 is connected with buffer spring 59, buffer spring
59 axis is identical as the axis of towing pad 21, and buffer spring 59 is compressed spring, and the outer diameter of buffer spring 59 is less than traction hammer 6
Outer diameter；When superelevation collision of motor-driven vehicles limit for height railing 2, impact of the limit for height railing 2 to wirerope 5 is absorbed using buffer spring 59
Power.
The application method on bridge construction limit for height protection column is: leading in use, bridge construction limit for height protection 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 shell 11 of nest spring device 3 follows limit for height railing 2 to move forward along slideway 14, the wind spring 12 of nest spring device 3 by shell 11 not
Disconnected to be drawn out, the limit for height railing 2 of forward movement is by pulley blocks 3, wirerope 5 and 6 traction anti-collision columns 7 of traction hammer to moving up
It is dynamic, so that anti-collision column 7 is pulled out road surface by the guide groove 10 of road 9, block 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 wind spring 12 and anti-collision column, anti-collision column 7 and wind spring 12 pass through cunning
Wheel group 3 and wirerope 5 draw limit for height railing 2 and reset, and anti-collision column 7 is after the decline reset of guide groove 10 of road 9, limit for height railing 2
Continue to move backward along the dragging track 8 of support frame 1 under the action of the elastic force of wind spring 12, is restored to limit for height railing 2 initially
Position makes limit for height railing 2 return to the front end 51 of support frame 1, drops to anti-collision column 7 in guide groove 10, makes the upper surface on anti-collision column 7
It is flat with road surface；So constantly recycle.
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 1,2 haulage cable 5 of limit for height railing is moved forward, and limit for height railing 2 overcomes the elastic force of wind spring 12
The forward movement of shell 11 is pushed away, the spool 13 in shell 11 follows the movement of shell 11 and constantly rotates, the wind spring 12 in shell 11
As the continuous rotation of spool 13 is constantly drawn out by the traction mouth 16 of shell 11；Constantly with 2 haulage cable 5 of limit for height railing
It moves forward, wirerope 5 is constantly moved along pulley blocks 3, and towing pad 21 of the wirerope 5 along anti-collision column 7 constantly rises, guide groove 10
Wirerope 5 constantly rises in traction hammer conduit 53, and the traction hammer 6 in traction hammer conduit 53 follows wirerope 5 constantly to rise, when leading
Draw hammer 6 and when the towing pad 21 of the limit plate 56 on anti-collision column 7 contacts, wirerope 5 by 6 traction anti-collision columns 7 of traction hammer constantly on
It rises；When the limitting casing 55 of limit plate 56 and guide groove 10 contacts, anti-collision column 7 is limited frame 55 and stops, and anti-collision column 7 rises to road
9 road surface blocks superelevation motor vehicle way forward using anti-collision column 7, driver is forced to brake.
After superelevation brake of motor-driven vehicle, driver operates superelevation backing automobile, and superelevation motor vehicle moves backward, anti-collision column 7
Constantly decline in the presence of its gravity, anti-collision column 7 draw limit for height railing 2 by wirerope 5 and move backward；Meanwhile shell 11
Wind spring 12 elastic force effect under move backward, wind spring 12 constantly enter shell 11 in, limit for height railing 2 follow shell 11 constantly to
After move；After anti-collision column 7 drops to slot bottom 52 of guide groove 10, anti-collision column 7 is returned to original state, the upper surface on anti-collision column 7
Flat with road surface, anti-collision column 7 stops moving backward by the traction limit for height railing 2 of wirerope 5；Anti-collision column 7 stops traction limit for height railing 2
After moving backward, shell 11 continues to move backward under the elastic force effect of wind spring 12, and wind spring 12 keeps into shell 11,
Shell 11 drives limit for height railing 2 to continue to move backward, and when limit for height railing 2 is moved to initial position, the stopping of shell 11 is moved back
Dynamic, the stopping of limit for height railing 2 moves backward.
When anti-collision column 7 drops to the slot bottom 52 of guide groove 10, after anti-collision column 7 returns to original state, wind spring 12 continues to drive
Limit for height railing 2 moves backward, wirerope 5 its gravity and traction hammer 6 gravity under the action of along anti-collision column 7 towing pad 21 not
Disconnected decline, traction hammer 6 constantly decline along traction hammer conduit 53, when the stopping of limit for height railing 2 moves backward, under traction hammer 6 stops
Drop；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 move on.
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 close
Close to switch 49, the power supply of alarm 50 is connected close to switch 49, alarm 50 issues alarm sound and issues alarm flashing light.
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,
Limit for height railing 2 moves forward, and limit for height railing 2 is mobile by 11 haulage cable 5 of shell, and wirerope 5 drives front wheel 17 by suitable
Clockwise rotation, wirerope 5 drive rear wheel 18 to rotate counterclockwise, and wirerope 5 draws anti-collision by limit plate 56
Column 7 rises；When superelevation motor vehicle is encountered the limit for height railing 2 on support frame 1 and is retreated, limit for height railing 2 in 7 gravity of anti-collision column and
It is retreated under the action of 12 elastic force of wind spring, 11 haulage cable 5 of shell is mobile, and wirerope 5 drives front wheel 17 counterclockwise
Rotation, wirerope 5 drive rear wheel 18 to rotate in a clockwise direction, and anti-collision column 7 declines.
In order to avoid superelevation motor vehicle breaks limit for height railing 2 and support frame 1, the length of the dragging track 8 of support frame 1 is big
The distance of limit plate 56 is arrived in traction hammer 6；After superelevation motor vehicle encounters the limit for height railing 2 on support frame 1, superelevation motor vehicle pushes away limit
High railing 2 moves forward, and anti-collision column 7 is pulled out road surface by limit for height railing 2, when superelevation motor vehicle and anti-collision column 7 contact, limit for height column
Bar 2 avoids superelevation motor vehicle from being broken limit for height railing 2 and support frame 1 also on dragging track 8.
In order to avoid superelevation motor vehicle breaks anti-collision column 7, when superelevation motor vehicle encounters anti-collision column 7, the preceding air cushion on anti-collision column 7
57, which absorb superelevation motor vehicle, hits energy, and anti-collision column 7 is avoided to be broken.
Claims (10)
1. bridge construction limit for height protects column, it is characterised in that: described bridge construction limit for height protection column include support frame (1),
Limit for height railing (2), nest spring device (3), pulley blocks (4), wirerope (5), traction hammer (6) and anti-collision column (7), limit for height railing
(2) it moves and is cooperatively connected with support frame (1), pulley blocks (4) are installed on support frame (1), nest spring device (3) and limit for height railing (2)
And wirerope (5) connection, wirerope (5) are connect with anti-collision column (7)；Support frame (1) is equipped with dragging track (8), limit for height railing
(2) it moves and is cooperatively connected with the dragging track (8) of support frame (1), pulley blocks (3) are connect with support frame (1), and anti-collision column (7) are set to
The guide groove (10) of road (9), support frame (1) are fixedly connected with the concrete of road (9)；Nest spring device (3) includes shell
(11), wind spring (12), spool (13) and slideway (14), wind spring (12) and spool (13) are actively tied in shell (11), volume
Spring (12) is rolled up on spool (13), and the inner end (61) of wind spring (12) is fixedly connected with spool (13), the outer end (15) of wind spring (12)
It is stretched out by the traction mouth (16) of shell (11), the outer end (15) of wind spring (12) is fixedly connected with support frame (1), shell (11) and limit
High railing (2) is fixedly connected, and slideway (14) is fixedly connected with support frame (1), shell (11) and slideway (14) dynamic mating connection；It is sliding
Wheel group (3) includes front wheel (17) and rear wheel (18), and front wheel (17) is located at the front of rear wheel (18), front wheel
(17) and the bracket of rear wheel (18) is fixedly connected with support frame (1)；The upper end (19) and shell (11) of wirerope (5) are even
It connects, wirerope (5) and front wheel (17) and the dynamic mating connection of rear wheel (18), the lower end (20) of wirerope (5) pass through anti-collision
The towing pad (21) on column (7) is connect with traction hammer (6) afterwards.
2. bridge construction limit for height according to claim 1 protects column, it is characterised in that: the support frame (1) is equipped with report
Alarm device (48), warning device (48) include to connect close to switch (49), alarm (50) and solar power supply apparatus (51)
Nearly switch (49) connect with alarm (50) and solar power supply apparatus (51).
3. bridge construction limit for height according to claim 2 protects column, it is characterised in that: the traction on the anti-collision column (7)
The center line and horizontal plane in hole (21), the outer diameter of traction hammer (6) are greater than towing pad (21) diameter of anti-collision column (7), steel wire
The diameter of rope (5) is less than the diameter of towing pad (21).
4. bridge construction limit for height according to claim 3 protects column, it is characterised in that: at the beginning of the limit for height railing (2)
Beginning state is: the shell (11) of limit for height railing (2) and nest spring device (3) is located at the front end (60) of support frame (1), anti-collision column
(7) in the guide groove (10) of road (9), anti-collision column (7) do not rise from the road surface of road (9), and traction hammer (6) is located at anti-collision column
(7) distance of the lower section of towing pad (21), traction hammer (6) to towing pad (21) is greater than zero.
5. bridge construction limit for height according to claim 4 protects column, it is characterised in that: the slot bottom of the guide groove (10)
(52) be equipped with traction hammer conduit (53), traction hammer conduit (53) be connected to guide groove (10), traction hammer into shape conduit (53) center line and
Horizontal plane, traction hammer (6) are set in traction hammer conduit (53), and wirerope (5) passes through traction hammer conduit (53) and traction is hammered into shape
(6) it connects, the internal diameter of traction hammer conduit (53) is greater than the outer diameter of traction hammer (6).
6. bridge construction limit for height according to claim 5 protects column, it is characterised in that: outside the nest spring device (3)
Shell (11) is equipped with guide wheel (54), the wheel shaft of guide wheel (54) and shell (11) dynamic mating connection, guide wheel (54) and nest spring device (3)
Slideway (14) is dynamic to be cooperatively connected.
7. bridge construction limit for height according to claim 6 protects column, it is characterised in that: the guide groove (10) is equipped with limit
Frame (55), limitting casing (55) are located at the upper end of guide groove (10), and anti-collision column (7) are equipped with limit plate (56), and limit plate (56) is located at limit
The lower section of position frame (55), the size of limit plate (56) are greater than the size of limitting casing (55), and the towing pad (21) of anti-collision column (7) is set to
Limit plate (56).
8. bridge construction limit for height according to claim 7 protects column, it is characterised in that: the support frame (1) includes
Left support frame (22) and right support frame (23), left support frame (22) are equipped with left dragging track (24), and right support frame (23) is equipped with
Right dragging track (25), limit for height railing (2) and left dragging track (24) and the dynamic mating connection of right dragging track (25)；Wind spring dress
Setting (3) includes left nest spring device (26) and right nest spring device (27)；Left nest spring device (26) includes left outside shell (28), a left side
Wind spring (29), left spool (30) and left slideway (31), left wind spring (29) and left spool (30) are actively tied in left outside shell (28)
Interior, left wind spring (29) volume is on left spool (30), and left wind spring (29) connect with left spool (30) and support frame (1), left outside shell
(28) it is connect with the left end of limit for height railing (2), left slideway (31) is fixedly connected with support frame (1), left outside shell (28) and left slideway
(31) it moves and is cooperatively connected；Right nest spring device (27) includes right casing (32), right wind spring (33), right spool (34) and right slideway
(35), right wind spring (33) and right spool (34) are actively tied in right casing (32), right wind spring (33) volume on right spool (34),
Right wind spring (33) connect with right spool (34) and support frame (1), and right casing (32) is connect with the right end of limit for height railing (2), right
Slideway (35) is fixedly connected with support frame (1), right casing (32) and right slideway (35) dynamic mating connection；Pulley blocks (3) include
Left chain wheel group (36) and right pulley group (37), wirerope (5) include left wirerope (38) and right wirerope (39), traction
Hammer (6) includes left traction hammer (40) and right traction hammer (41)；Left chain wheel group (36) includes left front pulley (42) and a left side
The bracket of rear wheel (43), left front pulley (42) and left rear pulley (43) is fixedly connected with support frame (1)；Anti-collision column (7)
Towing pad (21) includes left towing pad (44) and right towing pad (47), and left wirerope (38) connect with left outside shell (28), left
Wirerope (38) and left front pulley (42) and the dynamic mating connection of left rear pulley (43), left wirerope (38) pass through anti-collision column (7)
Left towing pad (44) afterwards with left traction hammer (40) connect；Right pulley group (37) includes right front pulley (45) and right rear wheel
(46), the bracket of right front pulley (45) and right rear wheel (46) is fixedly connected with support frame (1)；Outside right wirerope (39) and the right side
Shell (32) connection, right wirerope (39) and right front pulley (45) and the dynamic mating connection of right rear wheel (46), right wirerope (39)
Right towing pad (47) across anti-collision column (7) is connect with right traction hammer (41) afterwards.
9. bridge construction limit for height according to claim 8 protects column, it is characterised in that: the anti-collision column (7) includes
Limit plate (56), preceding air cushion (57) and rear rubber block (58), limit plate (56) are made of steel plate, preceding air cushion (57) and rear rubber
Blob of viscose (58) is fixedly connected with limit plate (56), and preceding air cushion (57) is located at before rear rubber block (58), preceding air cushion (57) and
Rubber block (58) is located at the upper surface of limit plate (56) afterwards, and left towing pad (44) is set to the left side of limit plate (56), right towing pad
(47) it is set to the right of limit plate (56).
10. bridge construction limit for height according to claim 9 protects column, it is characterised in that: limit plate (56) connection
Having buffer spring (59), the axis of buffer spring (59) is identical as the axis of towing pad (21), buffer spring (59) compressed spring,
The outer diameter of buffer spring (59) is less than the outer diameter of traction hammer (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447165.8A CN109440683A (en) | 2018-11-29 | 2018-11-29 | Bridge construction limit for height protects column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811447165.8A CN109440683A (en) | 2018-11-29 | 2018-11-29 | Bridge construction limit for height protects column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109440683A true CN109440683A (en) | 2019-03-08 |
Family
ID=65554595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811447165.8A Withdrawn CN109440683A (en) | 2018-11-29 | 2018-11-29 | Bridge construction limit for height protects column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109440683A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112411423A (en) * | 2020-11-17 | 2021-02-26 | 卓培辉 | Tunnel entry is with limit for height monitoring device |
-
2018
- 2018-11-29 CN CN201811447165.8A patent/CN109440683A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112411423A (en) * | 2020-11-17 | 2021-02-26 | 卓培辉 | Tunnel entry is with limit for height monitoring device |
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Application publication date: 20190308 |