CN109853411B - Vehicle speed control device for annular seamless transition of speed-limited road section - Google Patents
Vehicle speed control device for annular seamless transition of speed-limited road section Download PDFInfo
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- CN109853411B CN109853411B CN201910076242.1A CN201910076242A CN109853411B CN 109853411 B CN109853411 B CN 109853411B CN 201910076242 A CN201910076242 A CN 201910076242A CN 109853411 B CN109853411 B CN 109853411B
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Abstract
The invention discloses annular seamless transition vehicle speed control equipment for a speed-limiting road section, which comprises a speed sensing mechanism for sensing the descending speed of a lifting platform, wherein the speed sensing mechanism comprises a movable frame and a rotary table, a lock frame hinged with a base frame is further arranged between the movable frame and the rotary table, a braking bulge facing the lock frame is arranged on the movable frame, a trochoid groove matched with the braking bulge is formed in the lock frame, and inclined teeth b matched with the inclined teeth a are further arranged on the lock frame; when the movable frame rotates clockwise, the braking protrusion can slide in the trochoid groove and push the lock frame to deflect towards the direction of the brake disc along the hinged part, and meshing of the helical teeth a and the helical teeth b is realized; when the lifting platform slides down rapidly, the speed sensing mechanism can respond rapidly and limit the continuous sliding down of the lifting platform; when the lifting platform slowly slides downwards, the speed sensing mechanism can allow the lifting platform to sink to the maximum position.
Description
The application is a divisional application with the application number of 2017101156754, application date of 2017, 03 and 01, and the title of 'vehicle speed control equipment for annular seamless transition of speed-limiting road section'.
Technical Field
The invention relates to a deceleration device installed on a road, in particular to a liftable deceleration strip.
Background
The deceleration strip is a fixed device which is arranged on a road and used for limiting the running speed of a vehicle, the deceleration strip can be in a long strip shape or a disc shape at present, the existing deceleration strip is designed for limiting the speed of the vehicle according to road conditions, when the vehicle passes through at a high speed, the driving comfort of a driver is reduced in a bumping mode, the deceleration is realized, when the vehicle passes through at a low speed or slowly passes through, the fixedly arranged deceleration strip still generates a large bump to the vehicle, and the deceleration strip is easy to scratch the vehicle with a low chassis.
Therefore, the invention provides an improvement on a disk-shaped speed bump, provides a liftable speed bump and reduces the bump feeling.
Disclosure of Invention
Aiming at the defects of the conventional deceleration strip with fixed posture, the invention provides the deceleration strip which can sense the running speed of a vehicle and can be adaptively lifted, can keep the blocking posture when the vehicle passes through at a high speed, reduce the comfort level of a driver, reduce the speed of the vehicle, eliminate the blocking and reduce the jolt when the vehicle passes through at a lower speed per hour or passes through slowly, and can allow the vehicle with a lower chassis to pass through.
In order to achieve the technical purpose, the technical scheme adopted by the invention is as follows.
The annular seamless transition vehicle speed control equipment for the speed-limiting road section comprises an outer shell and a lifting platform arranged at the upper end part of the outer shell in a sliding manner, wherein a speed sensing mechanism which is positioned below the lifting platform and is used for sensing the descending speed of the lifting platform is also arranged in the outer shell;
the lifting table comprises a central sliding table, a ring sleeve b sleeved outside the central sliding table, a ring sleeve c sleeved outside the ring sleeve b and a ring sleeve d sleeved outside the ring sleeve c, wherein a step a is arranged on the upper end face of the central sliding table, a step groove b matched with the step a is formed in the ring sleeve b, a step b is arranged on the upper end face of the ring sleeve b, a step groove c matched with the step b is formed in the ring sleeve c, a step c is arranged on the upper end face of the ring sleeve c, a step groove d matched with the step c is formed in the ring sleeve d, a step d is arranged on the upper end face of the ring sleeve d, and a step groove a matched with the step d is formed in an opening in the upper end of the outer shell; the outer shell is also internally provided with a supporting plate which can slide in the vertical direction in a sliding matching manner, under the condition that the lifting platform protrudes out of the road surface, the upper surface of the supporting plate is attached to the lower surfaces of the central sliding table, the ring sleeve b, the ring sleeve c and the ring sleeve d, and the heights of the upper surface of the central sliding table, the upper surface of the ring sleeve b, the upper surface of the ring sleeve c and the upper surface of the ring sleeve d in the vertical direction are sequentially reduced;
the speed sensing mechanism comprises a support, a transmission belt and a base frame fixed on the support, wherein the upper end of the support is matched with a pressing roller capable of sliding along the vertical direction in a sliding manner, the pressing roller is connected with the support plate, the support plate can push the pressing roller to move along the vertical direction, the support is also provided with a positioning roller fixed in position and a guide roller capable of rotating around the axis of the support, the fixed end of the transmission belt is connected with the positioning roller, the winding end of the transmission belt is wound on a sleeve movably arranged in the base frame, the guide roller is used for guiding the transmission belt to be wound on the sleeve, a region between the positioning roller and the guide roller forms a pressing region, and when the pressing roller presses the pressing region downwards, the extension of the; the sleeve is arranged in the base frame and can rotate around the axis of the sleeve, the sleeve is internally sleeved with a mandrel which is coaxially arranged with the sleeve and can rotate around the axis of the sleeve, the right end of the sleeve is provided with a clockwork spring a, the right end of the base frame is also provided with a shallow groove a capable of containing the clockwork spring a, the right end of the base frame is also matched with an end cover for plugging the shallow groove a, the outer ring suspension end of the clockwork spring a is connected to the end cover, and the inner ring suspension end of the clockwork; when the sleeve rotates clockwise, the spring a can be tightened and in an energy storage state; the left end of the sleeve is provided with a brake disc which is concentrically arranged with the sleeve and is positioned at the left end of the base frame, the circumferential surface of the brake disc is provided with inclined teeth a, the brake disc is also hinged with a plurality of pawls which are uniformly distributed at intervals along the circumferential direction of the brake disc, the brake disc rotates clockwise to realize outward extension of the pawls, and the end parts of the pawls protrude out of the circumferential surface of the brake disc; the center of the brake disc is provided with a shallow groove b which is coaxial with the brake disc, a clockwork spring b is arranged in the shallow groove b, the left end of the brake disc is further connected with a rotary disc which is slidably sleeved outside the mandrel, the center of the rotary disc is provided with a linkage step which protrudes towards the brake disc, the outer ring suspension end of the clockwork spring b is connected to the inner wall of the shallow groove b, the inner ring suspension end of the clockwork spring b is connected to the linkage step, the pawl is provided with a shifting column which is vertical to the surface of the pawl, and the rotary disc is provided with a telescopic guide groove which is matched with the;
an arc-shaped guide rail with an upward opening and a circle center positioned on the central axis of the mandrel is arranged at the left end of the base frame, an arc-shaped movable frame with the same circle center as the arc-shaped guide rail is matched in the arc-shaped guide rail in a sliding manner, and a resistance spring for pushing the base frame to rotate anticlockwise is arranged on the base frame;
a lock frame hinged with the base frame is further installed between the movable frame and the rotary table, a braking bulge facing the lock frame is arranged on the movable frame, a trochoid groove matched with the braking bulge is formed in the lock frame, and helical teeth b matched with the helical teeth a are further arranged on the lock frame; when the movable frame rotates clockwise, the braking protrusion can slide in the trochoid groove and push the lock frame to deflect towards the direction of the brake disc along the hinged part, and meshing of the helical teeth a and the helical teeth b is realized.
The left end surface of the turntable is also connected with a connecting rod shaft arranged in the horizontal direction, the suspension end part of the connecting rod shaft is provided with a screw rod section, the outside of the connecting rod shaft is also sleeved with a counterweight in threaded connection with the screw rod section, and the turntable can be driven to rotate clockwise under the pressure of the counterweight; the torque can be adjusted by adjusting the threaded connection position of the counterweight and the connecting rod shaft, the counterweight enables the turntable to rotate clockwise, and the pawl is enabled to contract inwards under the guidance of the telescopic guide groove; in order to facilitate the adjustment of the connection between the connecting rod shaft and the rotating disc, a raised step sleeved on the mandrel is arranged at the center of the rotating disc, and a connecting sleeve sleeved on the raised step is arranged at the connecting end part of the connecting rod shaft and the rotating disc.
In order to facilitate the positioning of the movable frame, the movable frame is also connected to a sliding sleeve of a protruding step of the rotary table through a spoke connecting sleeve; in order to adapt to the angle change of the movable frame sliding along the arc direction, a movable head is arranged at the connecting end of the resistance spring and the base frame, and the movable head can rotate around the axis of the movable head; when the movable frame slides along the guide direction of the arc-shaped guide rail, the angle can be adjusted flexibly, and the resistance spring can apply acting force conveniently.
The upper end of support is seted up the vertical guide way that vertical direction extension was arranged, and the upper end of support still installs the flat board of exerting pressure, and the both ends of exerting pressure flat board are provided with and match with vertical guide way and along the gliding slider of vertical direction, and the slider adopts the rectangle structure usually, and the dull and stereotyped bottom of exerting pressure is installed and is wound self axis pivoted cylinder of exerting pressure.
A ratchet groove matched with the pawl is formed in the brake disc, a rotating column perpendicular to the surface of the ratchet groove is arranged in the ratchet groove, and the pawl is rotationally connected with the rotating column; when the brake disc rotates clockwise, the pawl rotates around the connecting point with the rotating column and stretches outwards gradually without being interfered by other external force.
The edge line positions of the central sliding table, the ring sleeve b, the ring sleeve c and the ring sleeve d are processed in a smooth transition mode, so that the sharp part is prevented from being exposed; when the elevating platform is in the lift in-process, in order to avoid producing airtight space in the bottom of elevating platform, be provided with the bleeder vent in intercommunication elevating platform below space on the central slip table.
Drawings
Fig. 1 is a schematic view of a plurality of speed control devices arranged in a row along the width direction of a road.
Fig. 2 is a schematic structural diagram of the speed control device.
Fig. 3 is a schematic structural diagram of the speed control device.
Fig. 4 is a schematic structural diagram of the outer shell matched with the supporting plate.
Fig. 5 is an exploded view of the connection relationship of the central sliding table, the ring sleeve b, the ring sleeve c and the ring sleeve d.
Fig. 6 is a schematic structural diagram of the speed sensing mechanism matched with the supporting plate.
Fig. 7 is a schematic structural diagram of the matching of the bracket and the pressing flat plate.
Fig. 8 is a schematic structural view of the matching of the pressing plate and the pressing roller.
FIG. 9 is a schematic view of the structure of the bracket matching with the positioning roller and the guiding roller.
FIG. 10 is a schematic view of the matching structure of the positioning roller, the guiding roller and the transmission belt.
Fig. 11 is a structural schematic diagram of the base frame matched with the sleeve.
Fig. 12 is a schematic structural diagram of matching of the spring a and the sleeve.
Fig. 13 is a schematic view of the structure of the sleeve matched with the brake disc.
Fig. 14 is a structural schematic diagram of the sleeve matched with the mandrel and the turntable.
Fig. 15 is a schematic view of the structure of the sleeve matched with the brake disc.
Fig. 16 is a structural schematic diagram of the matching of the brake disc and the ratchet wheel.
Fig. 17 is a schematic structural diagram of the brake disc matched with the ratchet wheel and the valve body b.
Fig. 18 is a schematic structural diagram of the matching of the rotating disc and the clockwork spring b.
Fig. 19 is a schematic structural diagram of the matching of the turntable and the connecting rod shaft.
Fig. 20 is a structural schematic diagram of the base frame matched with the movable frame.
Fig. 21 is a schematic structural diagram of the matching of the turntable and the movable frame.
Fig. 22 is a schematic structural diagram of the movable frame and the lock frame.
Fig. 23 is a schematic structural view of the lock frame.
Labeled as:
10. an unobstructed area;
20. a speed control device;
210. an outer housing; 210a, a pallet; 210b, a step groove a;
220. a lifting platform;
220a, a central sliding table; 220aa, step a; 220ab, air vents;
220b and a ring sleeve b; 220ba and a step b; 220bb, a step groove b;
220c, a ring sleeve c; 220ca and a step c; 220cb and a step groove c;
220d and a ring sleeve d; 220da, step d; 220db and a step groove d;
30. a speed sensing mechanism;
310. a support; 310a, a vertical guide groove; 310b, a pressure applying plate; 310ba, a slider; 310c, a pressure roller; 310d, a positioning roller; 310e, a guide roller;
320. a transmission belt; 320a, a fixed end; 320b, a winding end; 320c, a pressing interval;
330. a base frame; 330a, shallow trench a; 330b, spring a; 330c, end caps; 330d, arc guide rails;
340. a sleeve; 340a, a brake disc; 340b, helical teeth a; 340c, a ratchet groove; 340d, rotating columns; 340e, shallow trench b; 340f, a limiting chuck; 340g, a pawl; 340h, shifting a column; 340i and a clockwork spring b;
350. a mandrel;
360. a turntable; 360a and a shallow trench c; 360b, linkage steps; 360c, a telescopic guide groove; 360d, a connecting rod shaft; 360e, a counterweight; 360f, connecting sleeves;
370. a movable frame; 370a, a sliding sleeve; 370b, a resistance spring; 370c, live head; 370d, a stop projection;
380. a lock frame; 380a, trochoid grooves; 380b, helical teeth b.
Detailed Description
Referring to fig. 1, a plurality of vehicle speed control devices arranged along the width direction of a road are uniformly spaced, and an unobstructed area 10 is formed between adjacent vehicle speed control devices, and the length of the unobstructed area 10 is usually slightly greater than the width of a vehicle; the size of the unobstructed area 10 is limited, and the unobstructed area must be adjusted by the driver to intersect the unobstructed area, and when the vehicle is traveling faster, the adjustment time of the driver is limited, and the vehicle cannot be calibrated with reference to the unobstructed area, so that the wheels touch the deceleration device with a greater probability; when the vehicle passes at a lower speed per hour, the driver can calibrate the vehicle for a longer time under the condition that the vehicle approaches the speed reduction equipment, and the vehicle passes through the barrier-free area with a higher probability, so that the barrier-free passing of the vehicle is ensured; the deceleration strip has the advantages that the deceleration strip is convenient to pass by two-wheeled electric vehicles, motorcycles and bicycles, the trouble of the conventional deceleration strip on the vehicles is solved, and the running safety is improved.
Referring to fig. 2 and 3, the annular seamless transition vehicle speed control device for a speed-limited road section includes an outer shell 210, a lifting platform 220 slidably disposed at an upper end portion of the outer shell 210, and a speed sensing mechanism 30 disposed below the lifting platform 220 and used for sensing a descending speed of the lifting platform 220 and mounted in the outer shell 210; when the lifting platform 220 slides down rapidly, the speed sensing mechanism 30 can respond rapidly and limit the continuous sliding down of the lifting platform 220; when the lifting platform 220 slowly slides downwards, the speed sensing mechanism 30 can allow the lifting platform 220 to sink to the maximum position; the outer shell 210 is buried below the road surface, the lifting platform 220 protrudes out of the road surface and can be lifted and adjusted according to the vehicle speed, the lifting platform 220 is usually 4-10cm higher than the road surface, the distance between the lifting platform 220 and the road surface is large, and the wheels are transited from the road surface to the top surface of the lifting platform 220, at present, the arc surface transition mode is conventionally adopted, namely the upper end surface of the lifting platform 220 is arranged in a spherical surface mode or an arc surface mode.
In order to solve the problem that a space is formed between the wall part and the outer shell in the lifting process of the lifting platform 220, in the invention, as shown in fig. 3 and 5, the lifting platform 220 comprises a central sliding table 220a, a ring sleeve b220b sleeved outside the central sliding table 220a, a ring sleeve c220c sleeved outside the ring sleeve b220b and a ring sleeve d220d sleeved outside the ring sleeve c220c, a step a220aa is arranged on the upper end surface of the central sliding table 220a, a step groove b220bb matched with the step a220aa is arranged on the ring sleeve b220b, a step b220ba is arranged on the upper end surface of the ring sleeve b220b, a step groove c220cb matched with the step b220ba is arranged on the ring sleeve c220c, a step c220ca is arranged on the upper end surface of the ring sleeve c220, a step groove db matched with the step c220 d ca is arranged on the ring sleeve d220d, a step 220d 635924 is arranged on the upper end surface of the ring sleeve d d, and a step da is arranged on the opening of the ring sleeve 210 d 599; the outer shell 210 is also slidably fitted with a supporting plate 210a which can slide in the vertical direction, when the lifting platform 220 protrudes from the road surface, the upper surface of the supporting plate 210a is attached to the lower surfaces of the central sliding table 220a, the ring sleeve b220b, the ring sleeve c220c and the ring sleeve d220d, and the heights of the upper surface of the central sliding table 220a, the upper surface of the ring sleeve b220b, the upper surface of the ring sleeve c220c and the upper surface of the ring sleeve d220d in the vertical direction are sequentially reduced.
By adopting the multi-ring transition structure provided by the invention, the wheel sequentially presses the ring sleeve d220d, the ring sleeve c220c, the ring sleeve b220b and the central sliding table 220a, when the ring sleeve d220d sinks to the maximum distance, the upper surface of the ring sleeve d220d is flush with the road surface, when the ring sleeve c220c descends to the maximum distance, the lower surface of the ring sleeve d220d is separated from the supporting plate 210a, and the like, when the lifting table 220 descends to the maximum depth, the upper surfaces of the central sliding table 220a, the ring sleeve b220b, the ring sleeve c220c and the ring sleeve d220d are flush with the road surface, so that gaps are completely eliminated, and jolts generated in the transition region is eliminated.
Further, in order to protect the tires of the vehicle, the edge line positions of the central sliding table 220a, the ring sleeve b220b, the ring sleeve c220c and the ring sleeve d220d are processed in a smooth transition mode, so that the exposure of sharp parts is avoided; when the lifting platform 220 is in the lifting process, in order to avoid generating a closed space at the bottom of the lifting platform 220, the central sliding table 220a is provided with air holes 220ab communicated with the space below the lifting platform 20.
Referring to fig. 6-18, the speed sensing mechanism 30, including the bracket 310, the belt 320, the device comprises a base frame 330 fixed on a support 310, a pressure applying roller 310c which can slide along the vertical direction is matched and matched at the upper end of the support 310 in a sliding way, the pressure applying roller 310c is connected with a supporting plate 210a, the supporting plate 210a can push the pressure applying roller 310c to move along the vertical direction, a positioning roller 310d which is fixed in position and a guide roller 310e which can rotate around the axis of the positioning roller 310d are also arranged on the support 310, a fixed end 320a of a transmission belt 320 is connected with the positioning roller 310d, a winding end 320b of the transmission belt 320 is wound on a sleeve 340 which is movably arranged in the base frame 330, the guide roller 310e is used for guiding the transmission belt to be wound on the sleeve 340, the area between the positioning roller 310d and the guide roller 310e forms a pressure applying area 320c, and when the pressure applying roller 310c applies pressure; the sleeve 340 is arranged in the base frame 330 and can rotate around the axis of the sleeve, the sleeve 340 is further sleeved with a mandrel 350 which is coaxially arranged with the sleeve 340 and can rotate around the axis of the sleeve, the right end part of the sleeve 340 is provided with a clockwork spring a330b, the right end of the base frame 330 is further provided with a shallow groove a330a capable of containing the clockwork spring a330b, the right end of the base frame 330 is further matched with an end cover 330c used for plugging the shallow groove a330a, the outer ring suspension end of the clockwork spring a330b is connected with the end cover 330c, and the inner ring suspension end of the clockwork spring; when the sleeve 340 rotates clockwise, the spring a330b can be tightened and in an energy storage state; the left end of the sleeve 340 is provided with a brake disc 340a which is arranged concentrically with the sleeve 340 and is positioned at the left end of the base frame 330, the circumferential surface of the brake disc 340a is provided with inclined teeth a340b, the brake disc 340a is also hinged with a plurality of pawls 340g which are uniformly distributed at intervals along the circumferential direction of the brake disc 340a, the brake disc 340a rotates clockwise to realize outward extension of the pawls, and the end parts of the pawls 340g protrude out of the circumferential surface of the brake disc; the center of the brake disc 340a is provided with a shallow groove b340e which is coaxial with the brake disc 340a, a spring b340i is installed in the shallow groove b340e, the left end of the brake disc 340a is further connected with a rotating disc 360 which is sleeved outside the spindle 350 in a sliding mode, the center of the rotating disc 360 is provided with a linkage step 360b protruding towards the brake disc 340a, the outer ring suspension end of the spring b340i is connected to the inner wall of the shallow groove b340e, the inner ring suspension end of the spring b340i is connected to the linkage step 360b, the pawl 340g is provided with a shifting column 340h perpendicular to the surface of the pawl, and the rotating disc 360 is provided with a telescopic guide groove 360c which is matched with the shifting column 340h and used for guiding the pawl 340.
When the rotary disc 360 has a large weight, the pressing roller 310c presses downwards rapidly, the sleeve 340 can rotate clockwise rapidly through the transmission of the transmission belt 320, the purpose of enlarging the pressing distance can be achieved due to the guiding effect of the guide roller 310e, the sleeve 340 rotates clockwise to link the brake disc 340a to move synchronously, the brake disc 340a can rotate clockwise relative to the rotary disc 360 as the rotary disc 360 keeps the original state, the pawl 340g is enabled to extend outwards and the end of the pawl 340g protrudes out of the circumferential surface of the brake disc under the guiding effect of the telescopic guide groove 360c, and the pawl 340b 340i is in a tension energy storage state at the moment; when the pressing roller 310c slowly moves downwards, the brake disc 340a and the rotating disc 360 can simultaneously deflect clockwise by the traction of the spring b340i, and the telescopic guide groove 360c can promote the pawl to contract due to the clockwise deflection of the rotating disc 360.
Referring to fig. 7 and 8, the upper end of the bracket 310 is provided with a vertical guide groove 310a extending in the vertical direction, the upper end of the bracket 310 is further provided with a pressing plate 310b, two ends of the pressing plate 310b are provided with sliding blocks 310ba matching with the vertical guide groove 310a and sliding in the vertical direction, the sliding blocks 310ba are generally rectangular, and the bottom of the pressing plate 310b is provided with a pressing roller 310c capable of rotating around its axis.
Referring to fig. 13, 15, 16 and 17, the brake disc 340a is provided with a ratchet groove 340c matched with the pawl 340g, a rotating column 340d perpendicular to the surface of the ratchet groove 340c is arranged in the ratchet groove 340c, and the pawl 340g is rotatably connected with the rotating column 340 d; when the brake disc 340a rotates clockwise without interference from other external force, the pawl 340g rotates around the connection point with the rotation post 340d and gradually extends outward.
Referring to fig. 18, the turntable 360 is further provided with a shallow groove c360a for stabilizing the spring b340 i.
The self weight of the turntable 360 plays a key role in the induction precision, in order to adapt to each road section and perform adaptive adjustment, the left end face of the turntable 360 is further connected with a connecting rod shaft 360d arranged in the horizontal direction, the suspension end part of the connecting rod shaft 360d is provided with a screw rod section, the outside of the connecting rod shaft 360d is further sleeved with a counterweight 360e in threaded connection with the screw rod section, and the turntable 360 can be driven to rotate clockwise under the pressure of the counterweight 360 e; the torque can be adjusted by adjusting the threaded connection position of the counterweight 360e and the connecting rod shaft 360d, the counterweight enables the turntable to rotate clockwise, and the pawl 340g is enabled to contract inwards under the guidance of the telescopic guide groove 360 c; in order to facilitate the adjustment of the connection between the connecting rod shaft 360d and the rotating disc 360, a protruding step sleeved on the mandrel is arranged at the center of the rotating disc 360, and a connecting sleeve 360f sleeved on the protruding step is arranged at the connecting end of the connecting rod shaft 360d and the rotating disc 360.
Referring to fig. 20-22, an arc-shaped guide rail 330d having an upward opening and a center located at the central axis of the mandrel is disposed at the left end of the base frame 330, an arc-shaped movable frame 370 concentric with the arc-shaped guide rail 330d is slidably fitted in the arc-shaped guide rail 330d, and a resistance spring 370b for pushing the base frame 330 to rotate counterclockwise is mounted on the base frame 330; when the brake disc rotates clockwise and the pawl keeps a contracted state, the system does not trigger the movable frame to move; when the brake disc rotates clockwise and the pawl is extended, the extended end of the pawl touches the plunger 370 and drives the plunger 370 to rotate clockwise against the resistance of the resistance spring.
Referring to fig. 20-22, in order to facilitate positioning of the movable frame 370, the movable frame 370 is further connected to a sliding sleeve 370a of the protruding step of the turntable 360 through a spoke connection sleeve; in order to adapt to the angle change of the movable frame sliding along the arc direction, a movable head 370c is arranged at the connecting end of the resistance spring 370b and the base frame 330, and the movable head 370c can rotate around the axis of the movable head; when the movable frame slides along the guiding direction of the arc-shaped guide rail 330d, the movable frame 370c can be adjusted in an angle in an adaptive manner, so that the resistance spring 370b can apply an acting force.
Referring to fig. 22 and 23, a lock frame 380 hinged to the base frame 330 is further installed between the movable frame 370 and the turntable 360, a braking protrusion 370d facing the lock frame 380 is disposed on the movable frame 370, a trochoid groove 380a matched with the braking protrusion 370d is disposed on the lock frame 380, and a helical tooth b380b matched with the helical tooth a is further disposed on the lock frame 380; when the movable frame 370 rotates clockwise, the braking protrusion 370d can slide in the trochoid groove 380a and push the lock frame 380 to deflect towards the brake disc 340a along the hinge joint, and the engagement of the helical teeth a and the helical teeth b is realized, so that the brake disc 340a is braked.
Claims (4)
1. Vehicle speed control equipment of annular seamless transition of speed limit highway section, its characterized in that: the device comprises an outer shell and a lifting platform arranged at the upper end part of the outer shell in a sliding manner, wherein a speed sensing mechanism which is positioned below the lifting platform and used for sensing the descending speed of the lifting platform is also arranged in the outer shell;
the lifting table comprises a central sliding table, a ring sleeve b sleeved outside the central sliding table, a ring sleeve c sleeved outside the ring sleeve b and a ring sleeve d sleeved outside the ring sleeve c, wherein a step a is arranged on the upper end face of the central sliding table, a step groove b matched with the step a is formed in the ring sleeve b, a step b is arranged on the upper end face of the ring sleeve b, a step groove c matched with the step b is formed in the ring sleeve c, a step c is arranged on the upper end face of the ring sleeve c, a step groove d matched with the step c is formed in the ring sleeve d, a step d is arranged on the upper end face of the ring sleeve d, and a step groove a matched with the step d is formed in an opening in the upper end of the outer shell; the outer shell is also internally provided with a supporting plate which can slide in the vertical direction in a sliding matching manner, under the condition that the lifting platform protrudes out of the road surface, the upper surface of the supporting plate is attached to the lower surfaces of the central sliding table, the ring sleeve b, the ring sleeve c and the ring sleeve d, and the heights of the upper surface of the central sliding table, the upper surface of the ring sleeve b, the upper surface of the ring sleeve c and the upper surface of the ring sleeve d in the vertical direction are sequentially reduced;
the speed sensing mechanism comprises a support, a transmission belt and a base frame fixed on the support, wherein the upper end of the support is matched with a pressing roller capable of sliding along the vertical direction in a sliding manner, the pressing roller is connected with the support plate, the support plate can push the pressing roller to move along the vertical direction, the support is also provided with a positioning roller fixed in position and a guide roller capable of rotating around the axis of the support, the fixed end of the transmission belt is connected with the positioning roller, the winding end of the transmission belt is wound on a sleeve movably arranged in the base frame, the guide roller is used for guiding the transmission belt to be wound on the sleeve, a region between the positioning roller and the guide roller forms a pressing region, and when the pressing roller presses the pressing region downwards, the extension of the; the sleeve is arranged in the base frame and can rotate around the axis of the sleeve, the sleeve is internally sleeved with a mandrel which is coaxially arranged with the sleeve and can rotate around the axis of the sleeve, the right end of the sleeve is provided with a clockwork spring a, the right end of the base frame is also provided with a shallow groove a capable of containing the clockwork spring a, the right end of the base frame is also matched with an end cover for plugging the shallow groove a, the outer ring suspension end of the clockwork spring a is connected to the end cover, and the inner ring suspension end of the clockwork; when the sleeve rotates clockwise, the spring a can be tightened and in an energy storage state; the left end of the sleeve is provided with a brake disc which is concentrically arranged with the sleeve and is positioned at the left end of the base frame, the circumferential surface of the brake disc is provided with inclined teeth a, the brake disc is also hinged with a plurality of pawls which are uniformly distributed at intervals along the circumferential direction of the brake disc, the brake disc rotates clockwise to realize outward extension of the pawls, and the end parts of the pawls protrude out of the circumferential surface of the brake disc; the center of the brake disc is provided with a shallow groove b which is coaxial with the brake disc, a clockwork spring b is arranged in the shallow groove b, the left end of the brake disc is further connected with a rotary disc which is slidably sleeved outside the mandrel, the center of the rotary disc is provided with a linkage step which protrudes towards the brake disc, the outer ring suspension end of the clockwork spring b is connected to the inner wall of the shallow groove b, the inner ring suspension end of the clockwork spring b is connected to the linkage step, the pawl is provided with a shifting column which is vertical to the surface of the pawl, and the rotary disc is provided with a telescopic guide groove which is matched with the;
an arc-shaped guide rail with an upward opening and a circle center positioned on the central axis of the mandrel is arranged at the left end of the base frame, an arc-shaped movable frame with the same circle center as the arc-shaped guide rail is matched in the arc-shaped guide rail in a sliding manner, and a resistance spring for pushing the base frame to rotate anticlockwise is arranged on the base frame;
a lock frame hinged with the base frame is further installed between the movable frame and the rotary table, a braking bulge facing the lock frame is arranged on the movable frame, a trochoid groove matched with the braking bulge is formed in the lock frame, and helical teeth b matched with the helical teeth a are further arranged on the lock frame; when the movable frame rotates clockwise, the braking protrusion can slide in the trochoid groove and push the lock frame to deflect towards the direction of the brake disc along the hinged part, and meshing of the helical teeth a and the helical teeth b is realized;
the left end surface of the turntable is also connected with a connecting rod shaft arranged in the horizontal direction, the suspension end part of the connecting rod shaft is provided with a screw rod section, the outside of the connecting rod shaft is also sleeved with a counterweight in threaded connection with the screw rod section, and the turntable can be driven to rotate clockwise under the pressure of the counterweight;
a convex step sleeved on the mandrel is arranged at the center of the turntable, and a connecting sleeve sleeved on the convex step is arranged at the connecting end part of the connecting rod shaft and the turntable;
the upper end of the support is provided with a vertical guide groove which extends in the vertical direction, the upper end of the support is further provided with a pressing flat plate, two ends of the pressing flat plate are provided with sliding blocks which are matched with the vertical guide groove and slide along the vertical direction, and the bottom of the pressing flat plate is provided with a pressing roller which can rotate around the axis of the pressing flat plate.
2. The vehicle speed control apparatus of endless seamless transition of speed-limited section according to claim 1, characterized in that: the movable frame is connected with a sliding sleeve of a protruding step of the rotary table through a spoke connecting sleeve, a movable head is arranged at the connecting end of the resistance spring and the base frame, and the movable head can rotate around the axis of the movable head.
3. The vehicle speed control apparatus of endless seamless transition of speed-limited section according to claim 1, characterized in that: the brake disc is provided with a ratchet groove matched with the pawl, the ratchet groove is internally provided with a rotating column vertical to the surface of the ratchet groove, and the pawl is rotationally connected with the rotating column.
4. The vehicle speed control apparatus of endless seamless transition of speed-limited section according to claim 3, characterized in that: the edge line positions of the central sliding table, the ring sleeve b, the ring sleeve c and the ring sleeve d are processed in a smooth transition mode, and the central sliding table is provided with air holes communicated with the space below the lifting table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910076242.1A CN109853411B (en) | 2017-03-01 | 2017-03-01 | Vehicle speed control device for annular seamless transition of speed-limited road section |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910076242.1A CN109853411B (en) | 2017-03-01 | 2017-03-01 | Vehicle speed control device for annular seamless transition of speed-limited road section |
| CN201710115675.4A CN107059676B (en) | 2017-03-01 | 2017-03-01 | The vehicle rate controlling equipment of the cyclic annular seamless transitions of speed-limit road section |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710115675.4A Division CN107059676B (en) | 2017-03-01 | 2017-03-01 | The vehicle rate controlling equipment of the cyclic annular seamless transitions of speed-limit road section |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109853411A CN109853411A (en) | 2019-06-07 |
| CN109853411B true CN109853411B (en) | 2020-11-13 |
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| CN201710115675.4A Active CN107059676B (en) | 2017-03-01 | 2017-03-01 | The vehicle rate controlling equipment of the cyclic annular seamless transitions of speed-limit road section |
| CN201910076242.1A Active CN109853411B (en) | 2017-03-01 | 2017-03-01 | Vehicle speed control device for annular seamless transition of speed-limited road section |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710115675.4A Active CN107059676B (en) | 2017-03-01 | 2017-03-01 | The vehicle rate controlling equipment of the cyclic annular seamless transitions of speed-limit road section |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107059676B (en) * | 2017-03-01 | 2019-07-02 | 宁夏众源交通设施制造有限公司 | The vehicle rate controlling equipment of the cyclic annular seamless transitions of speed-limit road section |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5365694A (en) * | 1993-04-27 | 1994-11-22 | Ignazio Macaluso | Vehicle anti-theft parking space device |
| WO2004099534A2 (en) * | 2003-05-05 | 2004-11-18 | National Sign & Signal Company, A Corporation Of The State Of Michigan | Retractable security barricade |
| WO2007129104A1 (en) * | 2006-05-10 | 2007-11-15 | James Edwin Jemison | Ground post |
| CN204753429U (en) * | 2015-07-01 | 2015-11-11 | 柔乐实业有限公司 | Pull formula traffic way awl |
| CN106049316A (en) * | 2016-07-31 | 2016-10-26 | 苏州高精特专信息科技有限公司 | Safety post with buffer function at railway turning |
| CN205975401U (en) * | 2016-08-24 | 2017-02-22 | 谢建林 | Scalable portable toper traffic mark |
| CN107059676A (en) * | 2017-03-01 | 2017-08-18 | 六安永贞匠道机电科技有限公司 | The vehicle rate controlling equipment of the ring-type seamless transitions of speed-limit road section |
-
2017
- 2017-03-01 CN CN201710115675.4A patent/CN107059676B/en active Active
- 2017-03-01 CN CN201910076242.1A patent/CN109853411B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5365694A (en) * | 1993-04-27 | 1994-11-22 | Ignazio Macaluso | Vehicle anti-theft parking space device |
| WO2004099534A2 (en) * | 2003-05-05 | 2004-11-18 | National Sign & Signal Company, A Corporation Of The State Of Michigan | Retractable security barricade |
| WO2007129104A1 (en) * | 2006-05-10 | 2007-11-15 | James Edwin Jemison | Ground post |
| CN204753429U (en) * | 2015-07-01 | 2015-11-11 | 柔乐实业有限公司 | Pull formula traffic way awl |
| CN106049316A (en) * | 2016-07-31 | 2016-10-26 | 苏州高精特专信息科技有限公司 | Safety post with buffer function at railway turning |
| CN205975401U (en) * | 2016-08-24 | 2017-02-22 | 谢建林 | Scalable portable toper traffic mark |
| CN107059676A (en) * | 2017-03-01 | 2017-08-18 | 六安永贞匠道机电科技有限公司 | The vehicle rate controlling equipment of the ring-type seamless transitions of speed-limit road section |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107059676B (en) | 2019-07-02 |
| CN107059676A (en) | 2017-08-18 |
| CN109853411A (en) | 2019-06-07 |
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Effective date of registration: 20201026 Address after: 221300 paoche street, Pizhou City, Xuzhou City, Jiangsu Province Applicant after: Pizhou Xinsheng Venture Capital Co., Ltd Address before: 450000 Henan science and Technology Development Zone, high tech Industrial Development Zone, Zhengzhou, west of the intersection of the West Fourth Ring Road, Vanke City building, room 15, room 404 Applicant before: ZHENGZHOU YOUAI NETWORK TECHNOLOGY Co.,Ltd. |
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