CN209703368U - A kind of deceleration guiding device for freeway tunnel traffic safety - Google Patents
A kind of deceleration guiding device for freeway tunnel traffic safety Download PDFInfo
- Publication number
- CN209703368U CN209703368U CN201920200153.9U CN201920200153U CN209703368U CN 209703368 U CN209703368 U CN 209703368U CN 201920200153 U CN201920200153 U CN 201920200153U CN 209703368 U CN209703368 U CN 209703368U
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- Prior art keywords
- guide wheel
- wheel face
- guiding device
- slot
- deceleration
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Abstract
The utility model discloses a kind of deceleration guiding devices for freeway tunnel traffic safety, including guide wheel face, the bottom in the guide wheel face is provided with bracket, the bracket is supported in cable duct bottom, the deceleration guiding device further includes the through slot being opened on the guide wheel face of cover board, the one side edge of the through slot is equipped with shaft, pressing plate and rotating plate are provided in the shaft, the pressing plate is located on the inside of guide wheel face, the first spring is provided between the pressing plate and the guide wheel face, one end of the rotating plate passes through through slot and is located at below through slot, retarder is connected at the end of rotating plate.Utility model device be decelerated wheel can not only, and can correct driving direction, so that the wheel of vehicle side finally stops in the guide wheel face of cover board, Vehicular yaw caused by avoiding wheel out of control, rollover.
Description
Technical field
The utility model relates to traffic safety technical fields, and in particular to one kind is for freeway tunnel driving peace
Full deceleration guiding device.
Background technique
With the fast development of China's highway cause, highway gradually extends to Mountain Tunnels, due to mountain area
The particularity and complexity of location structure, cause mountainous area highway tunnel to be increasing, and tunnel traffic safety has become new
Focus.
For connecting high speed suddenly, company is the important main artey of communications on China's thing backbone at a high speed suddenly, while being also me
The longest highway of state, approach Jiangsu, Anhui, Henan, Shaanxi, Gansu, Xinjiang Liu Sheng, wherein in Baoji to sky and water section, by
It is concentrated in mountain range, only just has nearly 40 tunnels in the section.Wherein it is no lack of some long tunnels and super long tunnel, such as Maiji mountain speciality
Tunnel, 12.29 km of overall length is two-way traffic in tunnel, and road speed limit 60km/h passes through tunnel and needed for more than 20 minutes.
It is thing common in tunnel that the curb of front tyre shock pavement (or maintaining roadway) is then out of control when driving a vehicle in tunnel
Therefore type.The main reason for causing this kind of accident is: due to dark in tunnel, surrounding environment change is unobvious, especially right
In long tunnel, driver easily occurs fatigue or blurring of vision, causes not noticeable in driver in dim environment middle rolling car
In the case where vehicle deviate running rail and knock curb；Or since driver causes keeping away Che Shiwei and grasp wheel position
Knock curb.Whatsoever reason, when vehicle is with higher speed (such as connecting high speed Gansu Province Section tunnel speed limit 60km/h suddenly) shock
When curb, the front tyre of vehicle side rushes to curb, so that vehicle may occur rollover or sideway and cause traffic accident.
Utility model content
For above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of freeway tunnels
Driving installation protective device, can be carried out guidance and protection when Vehicular impact curb in tunnel, to reduce vehicle due to hitting
Curb and a possibility that cause secondary accident.
In order to realize above-mentioned task, the utility model uses following technical scheme:
A kind of deceleration guiding device for freeway tunnel traffic safety, including guide wheel face, the guide wheel face
Bottom is provided with bracket, and the bracket is supported in cable duct bottom, and the deceleration guiding device further includes being opened in cover board
Guide wheel face on through slot, the one side edge of the through slot is equipped with shaft, is provided with pressing plate and rotating plate in the shaft,
The pressing plate is located on the inside of guide wheel face, and the first spring is provided between the pressing plate and the guide wheel face, and described turns
One end of plate passes through through slot and is located at below through slot, is connected with retarder at the end of rotating plate.
Optionally, the cross section in the guide wheel face is arc.
Optionally, the deceleration guiding device is arranged at intervals on the cover board of road surface two sides cable duct in freeway tunnel
On.
Optionally, the guide wheel face is arranged between first panel and second panel.
Optionally, the pressing plate is along far from the change in shape trend in rotor shaft direction are as follows: raise upward, to lower recess after
And it is upturned again.
The utility model has following technical characterstic:
1. being provided with deceleration guiding device in the utility model, so that wheel can not only be decelerated, and traveling can be corrected
Direction effectively avoids wheel out of control and causes so that the wheel of vehicle side finally stops in the guide wheel face of cover board
Vehicular yaw, rollover and so on.
2. having laid guide cylinder along road travel direction on the inner wall of tunnel two sides in the utility model, guide cylinder can make
It obtains vehicle and avoids rigid collision in shock out of control, while energy dissipating, the driving direction of vehicle can be directed to road surface running vehicle side
To entering the front and back wheel of vehicle side in guide wheel face, slowed down and limited, finally enable vehicle steady
Stop.
3. the deceleration guiding device in the utility model is used cooperatively with cable channel cover plate, prefabricated mode system can be used
It makes, it is only necessary to existing cable channel cover plate is replaced, it is easy for installation, it can reduce to a certain extent caused by Vehicular impact curb
Situations such as sideway, rollover, a kind of thinking is provided for the prevention of the situation.
Detailed description of the invention
Fig. 1 is the overall structure diagram (side in tunnel) of the utility model；
Fig. 2 is the overlooking structure diagram that deceleration guiding device is arranged on cover board；
Fig. 3 is that the A-A of Fig. 2 is cutd open to figure；
Fig. 4 is schematic diagram when wheel rolls pressing plate；
Fig. 5 is the structural schematic diagram of retarder；
Fig. 6 is the cross-sectional structure schematic diagram of retarder；
Fig. 7 is the structural schematic diagram of friction plate part.
Figure label explanation: 1 road surface, 2 cable ducts, 3 cover boards, 301 first panels, 302 second panels, 4, which slow down, is oriented to dress
It sets, 401 guide wheel faces, 402 brackets, 403 shafts, 404 pressing plates, 405 rotating plates, 406 bending parts, 407 through slots, 408 first springs, 5
Slope, 6 fixed frames, frame plate on 601,602 lower frame plates, 603 installation axles, 7 guide cylinders, 8 retarders, 801 cabinets, 802 reduction rolls,
803 first protrusions, 804 openings, 805 friction plates, 806 second protrusions, 807 second springs, 808 telescopic rods, 9 wheels.
Specific embodiment
In tunnel after Vehicular impact curb, by taking right side wheels 9 hit right side curb as an example, since car speed is higher, because
The off-front wheel of this vehicle can generally ride curb and then reach drainage ditch cover plate 3, and at this time vehicle forward right side will be hit in tunnel
Wall leads to sideway to lose control of one's vehicle or rollover.In addition, driver is often difficult under this emergency case of Vehicular impact curb
Fast reaction and take braking etc. effective measures.It is directed to such case, the utility model provides a kind of for highway
The deceleration guiding device of tunnel traffic safety as shown in Figures 1 to 7, including is arranged at intervals on 1 liang of road surface in freeway tunnel
Deceleration guiding device 4 on 2 cover board 3 of side cable duct, the cover board 3 include first panel 301, second panel 302, the first face
It is connected between plate 301, second panel 302 by the guide wheel face 401 that cross section is arc, and the length of first panel 301 is greater than
Second panel 302, first panel 301, second panel 302 top surface be generally aligned in the same plane；The bottom in the guide wheel face 401 is set
It is equipped with bracket 402, bracket 402 is supported in 2 bottom of cable duct, and 401 position of guide wheel face on adjacent cover board 3 is corresponding, so that institute
Having the guide wheel face 401 of cover board 3 that a cross section is collectively formed is arc-shaped channel.
The cable duct 2 of tunnel two sides, as shown in Figure 1, being covered with thereon for laying forceful electric power or weak-current cable in tunnel
Cover board 3 forms pavement or maintaining roadway.Curb is 2 top edge of cable duct, and there are differences in height between road surface 1 in tunnel.
In the utility model, 3 structure of cover board is improved, as shown in Figure 2 and Figure 3, the first panel 301, second of cover board 3
Panel 302 is rectangular slab, and thickness is identical, and guide wheel face 401 is fixed between first panel 301, second panel 302, it is preferable that
The cross section in guide wheel face 401 is semicircular arc structure in this programme.In order to form effective support, it is arranged in 401 bottom of guide wheel face
Bracket 402.The effect in guide wheel face 401 is to provide the channel an of guiding, deceleration for tire on the right side of Vehicular impact rear vehicle out of control,
To limit wheel 9, while promoting its deceleration.The length of first panel 301 is long compared with second panel 302, wherein the second face
Plate 302 is close to curb side, so that guide wheel face 401 is located at the non-center position of cover board 3, this, which is allowed for, needs to vehicle right side
Certain space is reserved between vehicle body and tunnel inner sidewall.
The deceleration guiding device 4 includes the through slot 407 that is opened on the guide wheel face 401 of cover board 3, and the one of through slot 407
Side edge is equipped with shaft 403, and pressing plate 404 and rotating plate 405 are provided in shaft 403, wherein the pressing plate 404, which is located at, leads
401 inside of wheel face, is provided with the first spring 408 between pressing plate 404 and guide wheel face 401；One end of the rotating plate 405 passes through logical
Slot 407 is simultaneously located at 407 lower section of through slot, is connected with retarder 8 by bending part 406 at the end of rotating plate 405；When pressing plate 404 by
When compressing the first spring 408 to pressure, the rotating plate 405 403 rotations around the shaft drive retarder 8 to 407 top of through slot；
As shown in Fig. 2, it is rectangular configuration that through slot 407, which is overlooked, the left edge of through slot 407 is located on guide wheel face 401 position most
Lower installs the shaft 403 on the edge.Pressing plate 404 and rotating plate 405 are coordinated type integral structure, such as by pressing plate
404, rotating plate 405 is welded on a hollow cylinder, by cylindrical sleeve in shaft 403 so that pressing plate 404, rotating plate 405 simultaneously around
Shaft 403 rotates.When pressing plate 404 is not affected by pressure, under the effect of 408 elastic force of the first spring, pressing plate 404 and guide wheel face 401 it
Between there are space, the bending part 406 of rotating plate 405, retarder 8 are respectively positioned on 407 lower section of through slot at this time；The bending part 406 is
It is formed in the bending segment of 405 front end of rotating plate, which is no more than 90 ° of angle relative to rotating plate 405.In pressing plate 404
When being under pressure around the rotation of shaft 403, rotating plate 405 rotates simultaneously, so that the position of retarder 8 is rotated to 407 top of through slot.
Preferably, as shown in figure 3, the pressing plate 404 is along far from the change in shape trend on 403 direction of shaft are as follows: to
Upper protrusion, the wavy shaped configuration being then upturned again to lower recess.It is designed using such structure, it is therefore an objective to enable wheel 9
It is preferably contacted with pressing plate 404, as shown in figure 4, limiting simultaneously with the cooperation of retarder 8 wheel 9.
As shown in Figure 1, guide cylinder 7 is distributed on the tunnel inner wall of 2 side of cable duct, and specifically, the tunnel
Fixed frame 6 is provided on road inner wall, fixed frame 6 includes upper frame plate 601, lower frame plate 602, is located at upper frame plate 601, lower frame plate 602
Between installation axle 603 is distributed with, the guide cylinder 7 is installed in installation axle 603, and guide cylinder 7 can be revolved around installation axle 603
Turn.The guide cylinder 7 is plastic barrel, is filled with energy-absorbing rubber in guide cylinder 7.I.e. the guide cylinder 7 is distributed in tunnel
On the tunnel inner wall of direction of traffic two sides, after wheel 9 hits curb, due to the direction of travel of wheel 9 at this time and road travel side
There are angles, therefore wheel 9 continues to advance forward after riding curb, and after pressing upper cover plate 3, vehicle forward right side will be hit in tunnel at this time
Wall.For example rigid collision, then vehicle is very easy to rollover, and guide cylinder 7 is provided in this programme, one side Vehicular impact guiding
When cylinder 7, since guide cylinder 7 is plastic barrel, deformation occurs by general, while its internal energy-absorbing rubber will absorb part energy, subtract
Influence of the small side impact to vehicle；Due to being side impact, and when speed is higher, vehicle will not generally stop, and be oriented to
Under the action of 7 rotation of cylinder, the direction of vehicle is corrected as along road travel direction, and the right side wheels 9 of vehicle enter lid at this time
In guide wheel face 401 on plate 3, energy dissipating and limitation are carried out by deceleration guiding device 4.
As shown in Figures 5 to 7, the utility model provides a kind of 8 structure of retarder, including hollow cabinet 801, cabinet
It is provided with opening 804 on 801 side, multiple reduction rolls 802 are arranged at intervals in cabinet 801,802 part of reduction roll is worn
The opening 804 out；
The friction plate 805 that cross section is arc-shaped is equipped with by telescopic rod 808 on the inner wall of the cabinet 801, is rubbed
Wiping board 805 is arranged multiple and corresponds with reduction roll 802, and second spring is distributed between 801 inner wall of friction plate 805 and cabinet
807；The axial direction for being axially perpendicular to reduction roll 802 of the telescopic rod 808, under the elastic force effect of the second spring 807
Make friction plate 805 and 802 Elastic Contact of reduction roll；The first protrusion 803 is distributed in the surface of the reduction roll 802, described
The second protrusion 806 is distributed on friction plate 805, first the 803, second protrusion of protrusion 806 is rubber bumps.In conjunction with Fig. 4, with vehicle
Right side wheels 9 hit for curb illustrating working principle of the utility model is:
Vehicle right side wheel 9 hits road and reaches on the cover board 3 of curb, by the effect of guide cylinder 7, eliminates a part and hits
While energy, under 7 turning effort of guide cylinder, direction of traffic is corrected, the right side wheels 9 of vehicle enter cover board 3 at this time
Guide wheel face 401 in, as shown in Figure 4；In view of in most cases, driver is the Vehicular impact curb due to caused by carelessness,
And when hit occur suddenly when, driver is often difficult fast reaction and comes to take the effective measures such as brake, therefore the utility model
In by the redesign of 3 structure of cover board advance so that the guide wheel face 401 on all cover boards 3 is collectively formed one for wheel 9
Channel；After vehicle right side wheel 9 enters in guide wheel face 401, due to the limitation in guide wheel face 401, so that right side wheels 9 exist
Advance in guide wheel face 401, be not easy to turn out, direction of traffic is also repaired at this time, to avoid when Vehicular impact to lose control of one's vehicle sideway and
Second accident is caused by front vehicle shock.
To make vehicle deceleration stop as early as possible, deceleration guiding device 4 is provided in this programme, as shown in Figure 1, the guiding dress that slows down
It sets and is spaced 5 to 8 cover boards 3 between the laying of 4 intervals, such as the cover board 3 of laying deceleration guiding device 4.Wheel 9 is in guide wheel face 401
It advances when in the deceleration guiding device 4 installed on some guide wheel face 401 in the channel of formation, as shown in Figure 3, Figure 4, vehicle
After 9 pressure top board 404 of wheel, the rotation of pressing plate 404 drives the rotation of retarder 8 to contact to 407 top of through slot with 9 side of wheel, this subtracts
Fast 8 one side of device plays used in deceleration, on the other hand also plays guiding role to 9 direction of travel of wheel, vehicle is avoided to go at this time
There is biggish variation into direction.
The structure of retarder 8 is as shown in Figures 5 to 7, firstly, reduction roll 802 is rotatable, so row is provided for wheel 9
Into guiding；Secondly as 802 surface of reduction roll is provided with the first protrusion 803, and it is more coarse, it will be generated with 9 side of wheel larger
Frictional force, wheel 9 walk when, by frictional force drive reduction roll 802 rotate, and the elastic force of second spring 807 effect under,
Friction plate 805 and 802 Elastic Contact of reduction roll are wheel under the action of first the 803, second raised 806 phase mutual friction of protrusion
9, which advance, provides resistance, therefore vehicle energy will be gradually consumed and slow down.Vehicle can stop working when hitting under normal circumstances, lead at this time
The continuous energy consumption of retarder 8 is crossed, vehicle will stop.
Deceleration guiding device 4 is laid on being spaced a certain number of cover boards 3, because Vehicular impact is wanted to stopping
A distance, therefore deceleration demand can be met by being spaced to lay.
It is as above-mentioned technical proposal to advanced optimize, as shown in Figure 1, in the present embodiment, optionally, the cable duct
Slope 5 is provided in 2 top edges and tunnel between road surface 1.Be arranged slope 5 purpose be when vehicle drives towards curb, will not
Rigid collision occurs with curb, but is driven towards on cover board 3 along slope 5, cooperates the guide cylinder 7 in this programme, guiding of slowing down dress
4 are set, vehicle deceleration is made to stop, can thus reduce or avoid wheel 9 and curb rigid collision and cause to wheel 9, chassis, hair
The damage of motivation etc..
After vehicle finally stops, and breakdown lorry reaches, formed since the wheel 9 of vehicle side is respectively positioned on guide surface
Channel in and be difficult to be driven out to, only need to place filler, such as sandstone, soil block into the guide wheel face 401 of vehicle front at this time,
Then start that vehicle is advanced forward or towing vehicle is advanced forward, until steering wheel is beaten to side after wheel 9 presses upper filler,
Wheel 9 can be outputed from guide surface.
Claims (5)
1. a kind of deceleration guiding device for freeway tunnel traffic safety, which is characterized in that described including guide wheel face
The bottom in guide wheel face is provided with bracket, and the bracket is supported in cable duct bottom, and the deceleration guiding device further includes out
Through slot on the guide wheel face of cover board, the one side edge of the through slot are equipped with shaft, pressure are provided in the shaft
Plate and rotating plate, the pressing plate are located on the inside of guide wheel face, are provided with the first spring between the pressing plate and the guide wheel face,
One end of the rotating plate passes through through slot and is located at below through slot, is connected with retarder at the end of rotating plate.
2. being used for the deceleration guiding device of freeway tunnel traffic safety as described in claim 1, which is characterized in that described
The cross section in guide wheel face is arc.
3. being used for the deceleration guiding device of freeway tunnel traffic safety as described in claim 1, which is characterized in that described
Deceleration guiding device is arranged at intervals in freeway tunnel on the cover board of road surface two sides cable duct.
4. being used for the deceleration guiding device of freeway tunnel traffic safety as described in claim 1, which is characterized in that described
Guide wheel face is arranged between first panel and second panel.
5. being used for the deceleration guiding device of freeway tunnel traffic safety as described in claim 1, which is characterized in that described
Pressing plate along far from the change in shape trend in rotor shaft direction are as follows: raise upward, be then upturned again to lower recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920200153.9U CN209703368U (en) | 2019-02-13 | 2019-02-13 | A kind of deceleration guiding device for freeway tunnel traffic safety |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920200153.9U CN209703368U (en) | 2019-02-13 | 2019-02-13 | A kind of deceleration guiding device for freeway tunnel traffic safety |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209703368U true CN209703368U (en) | 2019-11-29 |
Family
ID=68643094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920200153.9U Expired - Fee Related CN209703368U (en) | 2019-02-13 | 2019-02-13 | A kind of deceleration guiding device for freeway tunnel traffic safety |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209703368U (en) |
-
2019
- 2019-02-13 CN CN201920200153.9U patent/CN209703368U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 Termination date: 20210213 |