The vehicle deceleration equipment of speed-limit road section
Technical field
The present invention relates to a kind of retarding device for being installed on road, in particular to a kind of liftable deceleration strip.
Background technique
Deceleration strip is mounted to road and the fixed equipment for limiting Vehicle Speed, with regard to the shape of current deceleration strip
For can be divided into strip, dish type, for existing deceleration strip, design be intended that in order to according to road conditions carry out vehicle limit
Speed reduces the driving comfort of driver by way of jolting and realizes reduction of speed, work as vehicle when vehicle is passed through with higher speed per hour
When being passed through with lower speed per hour or slowly being passed through, the deceleration strip of fixed setting still can also be generated vehicle compared with pitchpole, also
It is easy to scratch to the lower vehicle in chassis.
For this purpose, the present invention makes improvements for dish type deceleration strip, liftable deceleration strip is provided, and reduce sense of jolting.
Summary of the invention
For the deficiency of existing deceleration strip, the object of the present invention is to provide one kind can incude going up and down certainly for Vehicle Speed
Retarding device, the function having have, and when speed is too fast, retarding device keeps stopping posture, carry out speed limit to vehicle, and produce
Life reduces the comfort level of driver compared with pitchpole sense;When speed is slow or lower, the elimination of retarding device gradually stops,
It reduces vehicle to jolt, the vehicle compared with low chassis is allowed to pass through.
To realize the above-mentioned technical purpose, the technical solution adopted in the present invention is as follows.
The vehicle deceleration equipment of speed-limit road section comprising supporing shell is slideably positioned at the top of supporing shell and can be
The lifting of vertical direction sliding obstructs, and is equipped in supporing shell and is located at lifting barrier bottom plate and under induction lifting barrier
The velocity response mechanism of slip velocity degree;
Lifting barrier include be set to center slide unit at supporing shell center, the ring set b that is socketed on outside the slide unit of center,
It is socketed on the ring set c outside ring set b, the ring set d being socketed on outside ring set c, the upper surface of center slide unit is provided with stretches around
It is provided with the step groove b to match with step a in the step a of exhibition, ring set b, the upper surface of ring set b is provided with stretches around
The step groove c to match with step b is provided in step b, ring set c, the upper surface of ring set c is provided with the step stretched around
The step groove d to match with step c is provided in c, ring set d, the upper surface ring set d is provided with the step d stretched around;Support
The upper opening end of shell is provided with the step groove a to match with step d, and shiding matching is gone back in supporing shell to be had positioned at lifting resistance
Pressure plate between velocity response mechanism, the bottom surface phase of pressure plate upper surface and center slide unit, ring set b, ring set c, ring set d
Support and jack center slide unit, ring set b, ring set c, ring set d and protrude from road surface, at this point, in the vertical direction center slide unit upper surface,
The upper surface ring set b, the upper surface ring set c, the upper surface ring set d successively reduce;
Velocity response mechanism comprising the lock pillar that is fixedly connected and is arranged in a vertical direction with supporing shell is socketed on
The pedestal slided outside lock pillar and along the vertical direction is provided on the corresponding side wall in the both ends of lock pillar and to be arranged in a vertical direction
Helical teeth a is additionally provided with the slot that is vertically directed being disposed to extend along the vertical direction on lock pillar, and the bottom of supporing shell, which is also equipped with, to be used for
The jacking spring of pedestal is jacked upwards, is provided in supporing shell corresponding with having the both ends side wall of helical teeth a positioned at lock pillar
Wedge-shaped guide groove, shiding matching has a wedge lock block in wedge-shaped guide groove, and latch segment is towards being provided in one end upright side walls of helical teeth a
The helical teeth b being engaged with helical teeth a phase, the upper surface of pedestal also extend through be equipped with can vertical direction sliding connecting shaft, connecting shaft is located at pedestal
The upper section portion on upper surface top is socketed with induction spring, and induction spring pushes connecting shaft to move upwards, and connecting shaft is located at pedestal upper surface
The lower section portion of lower part is connected with linked block, and clump weight mass is equipped on linked block, is additionally provided on linked block and leads vertically
The sliding block to match to slot, is additionally provided with and is set to that the guide post on latch segment surface matches stirs guide groove on linked block, dials
Dynamic guide groove can be oriented to a pair of of latch segment and move towards lock pillar direction;The lower surface of pressure plate and the upper surface of pedestal fit.
Stirring guide groove is tipper, and the lower position of tipper is at the center of linked block, the high end position of tipper
Positioned at the edge of linked block, the high end position of tipper is higher than the lower position of tipper in the vertical direction;Work as linked block
When moving upwards, the lower surface for stirring guide groove provides upward active force to guide post and is oriented to latch segment and leans on towards lock pillar direction
Hold together, realize the occlusion of helical teeth a, helical teeth b, realizes the fixation of pedestal and lock pillar;When linked block 350 moves downward, guide groove is stirred
350 upper surface can provide guide post 360a downward active force and be oriented to the separation of latch segment 360 Yu lock pillar.
Restraining position ring block is installed on the upper top of connecting shaft, and induction spring is installed between stop collar and pedestal upper surface.
It is provided with through-hole at the center of pressure plate, inside groove is provided at the center of center slide unit, inside groove, through-hole are in level side
Upward width is greater than the width of lock pillar in the horizontal direction;It avoids pressure plate, center slide unit during downslide and lock pillar is sent out
Raw interference.
During practice, reduce to be further to wheel damage, the side of step a, step b, step c, step d
Using smooth excessive at edge line.
Detailed description of the invention
Fig. 1 is alternatively arranged schematic layout pattern along road width direction for multiple vehicle deceleration equipment.
Fig. 2 is the structural schematic diagram of vehicle deceleration equipment.
Fig. 3 is the structural schematic diagram of vehicle deceleration equipment.
Fig. 4 is the structural schematic diagram of supporing shell.
Fig. 5 is the explosive view of center slide unit and ring set b, ring set c, ring set d matching relationship.
Fig. 6 is the structural schematic diagram that supporing shell and pressure plate match.
Fig. 7 is that velocity response mechanism is installed on the intracorporal schematic diagram of supporting shell.
Fig. 8 is the structural schematic diagram of velocity response mechanism.
Fig. 9 is the structural schematic diagram that pedestal and lock pillar match.
Figure 10 is the structural schematic diagram that pedestal and connecting shaft match.
Figure 11 is the structural schematic diagram that connecting shaft and linked block match.
Figure 12 is the structural schematic diagram that pedestal and latch segment match.
Figure 13 is the structural schematic diagram of latch segment.
Appended drawing reference:
10, clear area;
20, vehicle deceleration equipment;
210, lifting barrier;210a, center slide unit;210aa, step a;210ab, inside groove;
210b, ring set b;210ba, step b;210bb, step groove b;
210c, ring set c;210ca, step c;210cb, step groove c;
210d, ring set d;210da, step d;210db, step groove d;
220, supporing shell;220a, step groove a;220b, pressure plate;220c, through-hole;
30, velocity response mechanism;
310, pedestal;310a, wedge-shaped guide groove;
320, lock pillar;320a, helical teeth a;320b, it is vertically directed slot;
330, spring is jacked;
340, connecting shaft;340a, induction spring;340b, stop collar;
350, linked block;350a, guide groove is stirred;350b, mass;350c, sliding block;
360, latch segment;360a, guide post;360b, helical teeth b;360c, roller bearing.
Specific embodiment
Vehicle deceleration equipment provided by the invention is embedded in road and can carry out shape according to the passage speed of vehicle
The change of state keeps stopping posture, limits car speed, and may be implemented, it can be achieved that in the case where vehicle high-speed crosses
It in low vehicle speeds or in the case where slow transit through, eliminates and stops, reduce vehicle and jolt.
As shown in Figure 1, several vehicle deceleration equipment 20 are arranged and are evenly spaced on, phase along the width direction of road
Clear area 10 is divided between adjacent vehicle deceleration equipment, it is generally the case that the length of clear area 10 is slightly larger than
The width of wheel;When vehicle holding is run at high speed, driver is difficult to ensure that the vehicle of vehicle matches with clear area, from
And very maximum probability can touch vehicle deceleration equipment;When vehicle is at low speed, driver has time enough to adjust vehicle
Posture and wheel and clear area are coincide, achieve the effect that vehicle barrier-free is current.
Referring to shown in attached drawing 2-7, the vehicle deceleration equipment of speed-limit road section comprising supporing shell 220 is slideably positioned in branch
It supports 220 top of shell and can be equipped in the lifting barrier 210 that vertical direction slides, supporing shell 220 and be located at lifting resistance
Every 210 bottom plates and for incuding the velocity response mechanism 30 for going up and down 210 gliding speeds of barrier;The induction of velocity response mechanism 30 rises
When 210 gliding speeds of drop barrier are too fast, the lasting sinking of lifting barrier can be made a response and limited rapidly, when lifting obstructs
When 210 gliding speed is slow or is not enough to trigger velocity response mechanism, lifting barrier 210 is sustainable to be snapped down to most deep position
It sets.
The cross sectional shape of lifting barrier 210 can be used the geometries such as circle, ellipse, and under normal condition, lifting is obstructed
210 height for protruding from ground are 4-10cm, to solve the gentle transition that wheel is obstructed from road surface to lifting, current conventional solution
Certainly the surrounding manually for lifting barrier 210 uses arc shape or spherical shape, using this kind of transient mode, there are the drawbacks of
It is, the interval in lifting barrier sinking watching, between 220 upper end opening of side and supporing shell of lifting barrier 210
It can gradually amplify, easily cause the damage of wheel and generate compared with pitchpole.
Referring to attached drawing 2,3,5, lifting barrier 210 includes center slide unit 210a, the set being set at 220 center of supporing shell
It is connected to the ring set b210b outside the slide unit 210a of center, the ring set c210c being socketed on outside ring set b210b, is socketed on ring set
Ring set d210d outside c210c, the upper surface of center slide unit 210a are provided with the step a210aa stretched around, ring set
The step groove b210bb to match with step a210aa is provided in b210b, the upper surface of ring set b210b is provided with stretches around
The step groove c210cb to match with step b210ba is provided in the step b210ba of exhibition, ring set c210c, ring set c210c's
Upper surface is provided with the step c210ca stretched around, is provided with the step to match with step c210ca in ring set d210d
The upper surface slot d210db, ring set d210d is provided with the step d210da stretched around;The upper opening end of supporing shell 220
It is provided with the step groove a220a to match with step d210da, shiding matching is gone back in supporing shell 220 to be had positioned at lifting barrier
Pressure plate 220b between 210 and velocity response mechanism 30, the upper surface pressure plate 220b and center slide unit 210a, ring set b210b,
Ring set c210c, ring set d210d bottom surface offset and jack center slide unit 210a, ring set b210b, ring set c210c, ring set d210d
Road surface is protruded from, at this point, the upper surface center slide unit 210a, the upper surface ring set b210b, table on ring set c210c in the vertical direction
Face, the upper surface ring set d210d successively reduce;When wheel is to lifting 210 pressure of barrier, wheel first presses simultaneously to ring set d210d
And ring set d210d is moved downward, until the step d210da and step groove a220a of ring set d210d match, at this point, ring set
The upper surface of d210d is at the same level with road surface;And so on, ring set c, ring set b, lifting barrier are successively depressed into downwards dominant bit
It sets, realizes and eliminate blocking;It will be apparent that using the structure of multiple groups ring set in the present invention, it can thoroughly eliminate lifting barrier and sink
The gap generated in the process can protect the wheel of vehicle and eliminate compared with pitchpole.
Center slide unit 210a, ring set b, ring set c, the transversal cross-section shape of ring set d are identical, can be cylindrical, ellipse
Etc. geometries.
During practice, reduce to be further to wheel damage, the side of step a, step b, step c, step d
Using smooth excessive at edge line.
Referring to shown in attached drawing 7-13, velocity response mechanism 30 comprising be fixedly connected with supporing shell 220 and along vertical
The lock pillar 320 of direction arrangement, the pedestal 310 for being socketed on 320 outside of lock pillar and sliding along the vertical direction, the both ends of lock pillar 320
It is provided with the helical teeth a320a being arranged in a vertical direction on corresponding side wall, is additionally provided on lock pillar 320 and extends cloth along the vertical direction
That sets is vertically directed slot 320b, and the bottom of supporing shell 220 is also equipped with the jacking spring 330 for jacking pedestal 310 upwards,
Setting has the corresponding wedge shape guide groove 310a of the both ends side wall of helical teeth a with lock pillar 320 is located in supporing shell 220, and wedge shape is led
Shiding matching has a wedge lock block 360 in slot 310a, latch segment 360 towards be provided in one end upright side walls of helical teeth a with tiltedly
The helical teeth b360b that tooth a phase is engaged, the upper surface of pedestal 310 also extend through be equipped with can vertical direction sliding connecting shaft 340, connecting shaft 340
It is socketed with induction spring 340a positioned at the upper section portion on 310 upper surface top of pedestal, induction spring 340a pushes connecting shaft 340 to transport upwards
Dynamic, the lower section portion that connecting shaft 340 is located at 310 upper surface lower part of pedestal is connected with linked block 350, is equipped with counterweight on linked block 350
Block mass 350b, is additionally provided with and is vertically directed the sliding block 350c that slot 320b matches on linked block 350, on linked block 350
It is additionally provided with and is set to that the guide post 360a on 360 surface of latch segment matches stirs guide groove 350a, stirring guide groove 350a can lead
It is moved to a pair of of latch segment 360 towards 320 direction of lock pillar;The lower surface of pressure plate 220b and the upper surface of pedestal 310 fit.
The motion state of pressure plate 220b is synchronous with the motion state holding of lifting barrier 210, when pressure plate 220b is quick
When downslide, pressure plate 220b simultaneously pushes pedestal 310 simultaneously and rapidly to sink, and jacking spring 330 is in energy accumulating state, linked block 350
Moved upwards relative to pedestal 310, stir guide groove 350a and be oriented to a pair of of latch segment 360 and drawn close towards lock pillar, and realize helical teeth a with
The engagement of helical teeth b, to realize the fixation of pedestal 310 Yu lock pillar, limitation pedestal 310 continues to sink;Under pedestal 310 is slow
When sliding, linked block 350 can only be swung by a small margin in the vertical direction, and the upward amount of floating of linked block 350 is not enough to be oriented to
Latch segment is engaged with lock pillar.
Referring to shown in attached drawing 10,11, restraining position ring block 340b is installed on the upper top of connecting shaft 340, and induction spring 340a is installed on
Between 310 upper surface stop collar 340b and pedestal.
It is provided with through-hole 220c at the center of pressure plate 220b, is provided with inside groove 210ab at the center of center slide unit 210a,
Inside groove 210ab, the width of through-hole 220c in the horizontal direction are greater than the width of lock pillar in the horizontal direction;Avoid pressure plate
220b, center slide unit 210a are interfered during downslide with lock pillar.
Stirring guide groove 350a is tipper, and the lower position of tipper is at the center of linked block 350, the height of tipper
End position is located at the edge of linked block 350, and the high end position of tipper is higher than the lower position of tipper in the vertical direction;
When linked block 350 moves upwards, the lower surface for stirring guide groove 350 provides upward active force to guide post 360a and is oriented to locking
Block 360 is drawn close towards lock pillar direction, realizes the occlusion of helical teeth a, helical teeth b, realizes the fixation of pedestal and lock pillar;When linked block 350
When moving downward, the upper surface for stirring guide groove 350 can provide guide post 360a downward active force and be oriented to latch segment 360 and lock
The separation of column.
Referring to shown in attached drawing 13, being equipped with several on the tilting side of wedge lock block 360 along the length of tilting side
Direction is arranged and can be along the roller bearing 360c of own axis;Reduce the friction between wedge lock block 360 and pedestal 310.