CN104297513B - Device for vehicle speed measuring - Google Patents
Device for vehicle speed measuring Download PDFInfo
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- CN104297513B CN104297513B CN201410526630.2A CN201410526630A CN104297513B CN 104297513 B CN104297513 B CN 104297513B CN 201410526630 A CN201410526630 A CN 201410526630A CN 104297513 B CN104297513 B CN 104297513B
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- ratchet
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- dynamic plate
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Abstract
The invention belongs to vehicle safety, traffic safety, defendance security fields, in particular for measuring and showing car speed, for taking precautions against overspeed of vehicle, for field of the restricting vehicle speed to ensure public security.Existing vehicle speed measuring Shortcomings：1, electric power is needed, 2, need to manually start.For solving the deficiencies in the prior art, the present invention proposes a kind of device for vehicle speed measuring, and beneficial effect is：Simple structure, it is not necessary to electric power, it is not necessary to manually start.The present invention solves technical problem and the technological means taken is：For the device of vehicle speed measuring, including the induction installation that tests the speed and display device, upper pavement surface arranges one and is labeled with scale（52）, for determining the Nelson Ruler of speed（51）, the first ratchet（2）With the second ratchet（41）It is driven by linkage.
Description
Technical field
The invention belongs to vehicle safety, traffic safety, defendance security fields, in particular for measuring and showing vehicle speed
Spend, be used for taking precautions against overspeed of vehicle, be used for field of the restricting vehicle speed to ensure public security.
Technical background
Existing measuring vehicle speed needs electricity consumption, once power breakdown, it is impossible to measuring speed.The existing device for preventing overspeed of vehicle
It is the protrusion of upper pavement surface laying, is also deceleration strip.In fact, if comfortableness do not taken into account by a lot of automobile, completely could be with
Pass through at a high speed deceleration strip.Also have some army's units, doorway have electronic, can rise from underground, for piercing through the device of tire,
These devices need artificial operation just work, once suffering that terrorist's punching of driving is rushed, wait entrance guard or sentry to find
The automobile, the automobile may have passed over crime prevention device.
In some regions, overspeed of vehicle is considered to invade, such as military restricted zone, such as adopts for preventing terrorist incident from occurring
The region of traffic control is taken, in these places, car speed is strictly limited, and the improper automobile for passing through at a high speed is considered to invade
Violate, security guard should take action（Include under extreme case that the mode for shooting occupant dead carrys out solve problem）.But,
Crime one's share of expenses for a joint undertaking is collided at a high speed, and the time for leaving Security Personnel's reaction for is very short.
Content of the invention
For solving the deficiencies in the prior art, the present invention proposes a kind of non-electric automobile measurement apparatus, invention additionally discloses
A kind of device for being used for stopping automobile or piercing through automobile tire in overspeed of vehicle.
The present invention solves technical problem and the technological means taken is：
1, for the induction installation of measuring vehicle speed, including pressure dynamic plate, it is characterized in that：
Pressure dynamic plate rotating shaft is arranged at below road surface, and pressure dynamic plate can be rotated around pressure dynamic plate rotating shaft,
Pressure dynamic plate is upwardly extended, and road surface is stretched out in pressure dynamic plate upper end,
Pressure dynamic plate lower end is fixedly connected press gear, and the center of circle of the center of circle of press gear and pressure dynamic plate rotating shaft overlaps,
Pressure dynamic plate is additionally provided with the first withdrawing device for allowing pressure dynamic plate to playback, and one end of the first withdrawing device is arranged at and presses
Plate, the other end are arranged at underground fixture,
It is additionally provided with the first ratchet driven by press gear.
2, the first withdrawing device is elastic string.
3, the first withdrawing device is spring.
4, pressure dynamic plate is bent to the direction that wheel advances in the part for stretching out road surface, and road surface is provided with for the recessed of pressure dynamic plate rotation
Sunken area.
5, for the display device of measuring vehicle speed, including the second ratchet, it is characterized in that：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
Upper pavement surface arranges that sign is graduated, be used for the Nelson Ruler that determines speed.
6, the second withdrawing device is elastic string.
7, spring during the second withdrawing device.
8, for the device of vehicle speed measuring, including the induction installation that tests the speed and display device, it is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft is arranged at below road surface, and pressure dynamic plate can be rotated around pressure dynamic plate rotating shaft,
Pressure dynamic plate is upwardly extended, and road surface is stretched out in pressure dynamic plate upper end,
Pressure dynamic plate lower end is fixedly connected press gear, and the center of circle of the center of circle of press gear and pressure dynamic plate rotating shaft overlaps,
Pressure dynamic plate is additionally provided with the first withdrawing device for allowing pressure dynamic plate to playback, and one end of the first withdrawing device is arranged at and presses
Plate, the other end are arranged at underground fixture,
The first ratchet driven by press gear is additionally provided with,
The display device is such：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
Upper pavement surface arranges that sign is graduated, be used for the Nelson Ruler that determines speed,
First ratchet and the second ratchet are driven by linkage.
9, the first withdrawing device is elastic string.
10, the first withdrawing device is spring.
11, pressure dynamic plate is bent to the direction that wheel advances in the part for stretching out road surface.
12, the second withdrawing device is elastic string.
13, spring during the second withdrawing device.
14, the linkage is chain.
15, the linkage is gear train or gearbox.
16, the display device it may also is that：
Using the speed display apparatus of ratchet, including rotary cylinder, it is characterized in that：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
Rotary cylinder upper support a upper pushing cylinder,
Also include：The 3rd spine that driven by upper pushing cylinder, that pushing cylinder is moved, makes upper pushing cylinder move upward in constraint
Wheel,
Upper pavement surface arranges that sign is graduated, be used for the Nelson Ruler that determines speed.
17, also include：Upper pushing cylinder side is provided with the frictional layer for driving the 3rd ratchet friction for increase.
18, upper pushing cylinder side is provided with the anti-rotation sheet for preventing upper pushing cylinder from rotating, and anti-rotation sheet is fixedly connected with upper pushing cylinder,
The no motion of locating piece of the embedded fixation of anti-rotation sheet.
19, the display device it may also is that：
There are the speed display apparatus of frictional damping, including rotary cylinder, it is characterized in that：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
Rotary cylinder upper support a upper pushing cylinder, and upper pushing cylinder side is clamped with for increasing force of sliding friction to upper pushing cylinder
Friction damping device,
Upper pavement surface arranges that sign is graduated, be used for the Nelson Ruler that determines speed.
20, also include：Upper pushing cylinder side is provided with the frictional layer for driving the 3rd ratchet friction for increase.
21, the friction damping device is felt or sponge.
20, the speed display apparatus with electromagnetic damping, including rotary cylinder, is characterized in that：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
Rotary cylinder upper support a upper pushing cylinder, and upper pushing cylinder is made up of conductor, and upper pushing cylinder side is provided with magnet, magnet
With upper pushing cylinder near but do not contact,
Upper pavement surface arranges that sign is graduated, be used for the Nelson Ruler that determines speed.
21, a kind of road safety protection device of thorn wheel tire, including the induction installation that tests the speed and piercing device, is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft is arranged at below road surface, and pressure dynamic plate can be rotated around pressure dynamic plate rotating shaft,
Pressure dynamic plate is upwardly extended, and road surface is stretched out in pressure dynamic plate upper end,
Pressure dynamic plate lower end is fixedly connected press gear, and the center of circle of the center of circle of press gear and pressure dynamic plate rotating shaft overlaps,
Pressure dynamic plate is additionally provided with the first withdrawing device for allowing pressure dynamic plate to playback, and one end of the first withdrawing device is arranged at and presses
Plate, the other end are arranged at underground fixture,
The first ratchet driven by press gear is additionally provided with,
The piercing device is such：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
Rotary cylinder upper support a upper pushing cylinder, is fixedly connected a thorn above upper pushing cylinder, and road surface is provided with for thorn
The opening that shape thing rises,
First ratchet and the second ratchet are driven by linkage,
The 3rd ratchet being driven by upper pushing cylinder, making upper pushing cylinder move upward.
22, also include：Upper pushing cylinder side is additionally provided with the frictional layer for driving the 3rd ratchet friction for increase.
23, also include：Upper pushing cylinder side is additionally provided with anti-rotation sheet, and anti-rotation sheet is fixedly connected with upper pushing cylinder, and anti-rotation sheet is embedded in
The no motion of locating piece of fixation.
The 24 running car safety protection devices based on optocoupler, including the induction installation that tests the speed and piercing device, is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft is arranged at below road surface, and pressure dynamic plate can be rotated around pressure dynamic plate rotating shaft,
Pressure dynamic plate is upwardly extended, and road surface is stretched out in pressure dynamic plate upper end,
Pressure dynamic plate lower end is fixedly connected press gear, and the center of circle of the center of circle of press gear and pressure dynamic plate rotating shaft overlaps,
Pressure dynamic plate is additionally provided with the first withdrawing device for allowing pressure dynamic plate to playback, and one end of the first withdrawing device is arranged at and presses
Plate, the other end are arranged at underground fixture,
The first ratchet driven by press gear is additionally provided with,
The piercing device is such：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
It is additionally provided with：For judging rotary cylinder height whether exceeded optocoupler,
The controller of the position of control elevating lever, elevating lever top are provided with the puncture portion for thorn wheel tire,
Controller and optocoupler connect to obtain the working condition of optocoupler.
25, the road safety protection device of thorn hypervelocity automobile tire, including the induction installation that tests the speed and piercing device, its feature
It is：
The induction installation is such：
Pressure dynamic plate rotating shaft is arranged at below road surface, and pressure dynamic plate can be rotated around pressure dynamic plate rotating shaft,
Pressure dynamic plate is upwardly extended, and road surface is stretched out in pressure dynamic plate upper end,
Pressure dynamic plate lower end is fixedly connected press gear, and the center of circle of the center of circle of press gear and pressure dynamic plate rotating shaft overlaps,
Pressure dynamic plate is additionally provided with the first withdrawing device for allowing pressure dynamic plate to playback, and one end of the first withdrawing device is arranged at and presses
Plate, the other end are arranged at underground fixture,
The first ratchet driven by press gear is additionally provided with,
The piercing device is such：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged turns perpendicular to rotating bar
Axle, and the rotating shaft being hinged is perpendicular to the normal of rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
V-arrangement bull stick is made up of long bar portion and quarter butt portion, and the length of long bar portion is more than the length in quarter butt portion,
One rotary shaft is set in long bar portion and quarter butt portion intersection, V-arrangement bull stick can be rotated around rotary shaft, the position of rotary shaft
Top setting in rotary cylinder and occupy on the outside of rotary cylinder,
The long one end of the rod of V-arrangement bull stick and the connection of quarter butt portion, the other end is the sharp end for piercing through tire,
Center of gravity adjusting rod is fixedly connected between sharp end and rotary shaft, and one end of center of gravity adjusting rod is connected to stock
Portion, the other end are fixedly connected with center of gravity and adjust counterweight,
And：When the sharp end of V-arrangement bull stick is under the road surface, V-arrangement bull stick, center of gravity adjusting rod, center of gravity adjust counterweight this
The entirety constituted by three, its position of centre of gravity are such：A vertical curve is done and crosses rotary shaft, then, rotary cylinder and center of gravity separation
In the vertical curve both sides,
The quarter butt portion of V-arrangement bull stick is constrained by cord, so that the sharp end of V-arrangement bull stick is under road surface under normal conditions,
The short one end of the rod of V-arrangement bull stick and the connection of long bar portion, the other end is located at the top of rotary cylinder, so that rotary cylinder rises
When can touch quarter butt portion.
26, the cord is such cord：The power that breaks required for cord is F1, and the sharp end of V-arrangement bull stick is on road surface
Under inactive state when pulling force suffered by cord be F2, F1=1.2 times of --- --- -1.5 times of F2.
27, the rotary shaft is ratchet.
28, the V-arrangement bull stick is made up of multiple long bar portions, and these long bar portions are fixedly connected on turning rod, and these length
Bar portion in approximately the same plane and be arranged in parallel.
29, also include that the cover plate for being placed on road surface, cover plate are offered：Passing through when rotating for long bar portion, be shaped as strip
Hole.
Above technical scheme can be applied in combination in the reasonable scope.
Description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention one.
Fig. 2 is the structural representation of the embodiment of the present invention two.
Fig. 3 is the structural representation of the embodiment of the present invention three.
Fig. 4 is the partial structural diagram of the embodiment of the present invention three.
Fig. 5 is the structural representation of the embodiment of the present invention five.
Fig. 6 is the partial structural diagram of the embodiment of the present invention five.
Fig. 7 is the structural representation of the embodiment of the present invention six.
Fig. 8 is the structural representation of the embodiment of the present invention seven.
Fig. 9 is the structural representation of the embodiment of the present invention eight.
Figure 10 is the structural representation of the embodiment of the present invention nine.
Figure 11 is the structural representation of the embodiment of the present invention ten.
Figure 12 is the structural representation of the embodiment of the present invention ten.
Figure 13 is the partial structural diagram of the embodiment of the present invention 11.
Figure 14 is the partial structural diagram of the embodiment of the present invention 11.
Figure 15 is the partial structural diagram of the embodiment of the present invention 11.
In figure：1- pressure dynamic plates, 11- pressure dynamic plate rotating shafts, 12- press gears, the first withdrawing devices of 13-, the first ratchets of 2-, 3-
Road surface, the second ratchets of 41-, 42- rotating bars, 43- rotation dish, 44 whipping bars, 45- weights, the second withdrawing devices of 46-, 47- cover
Cylinder, 48- rotary cylinders, 51- Nelson Rulers, 52- scales, the upper pushing cylinders of 61-, the 3rd ratchets of 62-, 64- frictional layers, 611- anti-rotation sheets,
612- locating pieces, 91- friction damping devices, 92- magnets, 63- thorns, 7- rotary shafts, 71-V shape bull sticks, 721- centers of gravity are adjusted
Bar, 722- centers of gravity regulation counterweight, 73- cords, 74- turning rods, 700- cover plates, 81- optocouplers, 82- controllers, 83- elevating levers,
84- punctures portion.
Specific embodiment：
Embodiment one：Referring to accompanying drawing 1, it is the structural representation of the present invention.
For the induction installation of measuring vehicle speed, including pressure dynamic plate 1, it is characterized in that：
Pressure dynamic plate rotating shaft 11 is arranged at below road surface 3, and pressure dynamic plate 1 can be rotated around pressure dynamic plate rotating shaft 11,
Pressure dynamic plate 1 is upwardly extended, and road surface 3 is stretched out in 1 upper end of pressure dynamic plate,
1 lower end of pressure dynamic plate is fixedly connected press gear 12, and the center of circle of the center of circle of press gear 12 and pressure dynamic plate rotating shaft 11
Overlap,
Pressure dynamic plate 1 is additionally provided with the first withdrawing device 13 for allowing pressure dynamic plate 1 to playback, and one end of the first withdrawing device 13 is arranged
In pressure dynamic plate 1, the other end is arranged at underground fixture,
It is additionally provided with the first ratchet 2 driven by press gear 12.
First withdrawing device 13 is elastic string or spring.
Various equivalent modifications should know：Pressure dynamic plate rotating shaft 11 is parallel to road surface, or is basically parallel to road surface, because
It is frequently not a strict plane for road surface, so, " basic " said herein is the technology that various equivalent modifications know
Require.
Obviously：Various equivalent modifications should also be as knowing：Road surface is provided with the opening rotated for pressure dynamic plate.
Definition：First ratchet 2：First ratchet 2 is ratchet as common bicycle rear gear：When advancing to pedal,
The ratchet straps motor-car wheel drive cycling of bicycle rear；If opposite direction rotates bicycle pedal, bicycle chain
The ring gear against rotation of trailing wheel ratchet surface, bicycle rear is driven not to obtain power.First ratchet 2 is prior art, so, this
Invention is without introducing the detailed construction of the first ratchet 2.Can again for example：When first 2 rotate counterclockwise of ratchet, ratchet
Entirety is all in rotation, that is to say, that the ratchet can export power；When first ratchet 2 turns clockwise, only ratchet table
The gear ring in face is being rotated, and this state bottom ratchet wheel does not export power.
The operation principle of embodiment one is such：Wheel rolling presses through pressure dynamic plate 1, and pressure dynamic plate 1 is around pressure dynamic plate rotating shaft 11
Rotation, so that press gear 12 also rotates, the rotation of press gear 12 can drive the rotation of the first ratchet 2.Because speed is not
With, so, the angular speed of the rotation of pressure dynamic plate 1 is different, that is to say, that the wheel of friction speed is pressed through, and causes turning for the first ratchet 2
Fast different.In order to allow press through after pressure dynamic plate 1 can be made to playback, wait and pressing next time, it is necessary to the first withdrawing device 13, can be with
Using elastic string, rubber rope, spring.First withdrawing device 13 during pressure dynamic plate 1 is withdrawn into original position, the first ratchet 2
It is not export power, it is the state of bicycle chain reversing that this cans be compared to.
After this specification has been read, various equivalent modifications should know the position that suitable first withdrawing device 13 is installed
Put.
Various equivalent modifications have seen the application data, should know：The axis of pressure dynamic plate rotating shaft 11 should be on road surface
Lower section and in horizontal direction.Pressure dynamic plate 1 can change width according to actual demands such as widths of roadway.
Embodiment two：Referring to accompanying drawing 2, it is the structural representation of the present invention.
For further optimal enforcement example one, the technical scheme of employing can be：Pressure dynamic plate 1 is stretching out the part on road surface 3
To the direction bending that wheel advances, road surface 3 is provided with the depressed area for the rotation of pressure dynamic plate 1.
Such technical scheme compares embodiment one, can extend the service life of pressure dynamic plate 1, because straight pressure dynamic plate 1
Crush easily.
Road surface 3 is provided with the depressed area for the rotation of pressure dynamic plate 1, means：Pressure dynamic plate rotation needs space, should not have obstacle
Thing stops which rotates, and depressed area is exactly the space for rotating for pressure dynamic plate and arranging on road surface.
Embodiment three：Referring to accompanying drawing 3, it is the structural representation of the present invention.For clearer statement partial structurtes, referring to
Accompanying drawing 4, accompanying drawing 4 are intended to mean that the connected mode of rotation dish 43 and rotating bar 42.Fig. 4 is top view.
For the display device of measuring vehicle speed, including the second ratchet 41, it is characterized in that：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
Arrange above road surface 3 one be labeled with scale 52, for determining the Nelson Ruler 51 of speed.
Second withdrawing device 46 is elastic string or spring.
Various equivalent modifications should know：The rotating shaft of rotating bar 42 is vertical direction, in other words：Rotating bar its axis
For vertical direction.Second ratchet 41 is fixedly connected one end of rotating bar 42, it means that：Second ratchet 41 drives and rotates
Bar 42 rotate when, between the second ratchet 41 and rotating bar 42 be non-slip, that is, same angular velocity rotate.
Definition：The normal of rotation dish 43：It is rotation dish with 43 surface co-planar of rotation dish and by the straight line in the rotation dish center of circle
43 normal.
Definition：Second ratchet 41：Second ratchet 41 and the first ratchet 2 are all：When certain direction rotates, power can be exported,
When opposite direction is rotated, power is not exported.
The operation principle of embodiment three is such：Second ratchet 41 starts to rotate in the case where extraneous driving is subject to, and band
Dynamic rotating bar 42, rotation dish 43, whipping bar 44, weight 45 concomitant rotation together, velocity of rotation are bigger, weight 45 and whipping bar 44
Rise higher.The process that weight 45 rises can be risen with moving sleeve 47 by the second withdrawing device 46, and sleeve 47 can drive and turn
Dynamic cylinder 48 rises.Rotary cylinder 48 rise highly reactive go out the second ratchet 41 velocity of rotation.
The shape circular of rotation dish 43.Various equivalent modifications should know：Whipping bar 44, whipping bar 44 connect
Weight 45, its barycenter should be located at rotating bar 42 axis, such setting, it is ensured that when rotation reduce vibrations.
Sleeve 47 can move up and down along rotating bar 42.In other words, rotating bar 42 constrains the motion path of sleeve 47, makes set
Cylinder 47 can only move up and down.The preferable shape of sleeve 47 is cylindrical shape.
After various equivalent modifications have seen the application data, should know：Sleeve 47 is fixedly connected rotary cylinder 48, and which is excellent
The mode is selected to be：Formed below with sleeve 47 below rotary cylinder 48 it is fixedly connected.So connect, do not affect the motion of whipping bar 44.
Alternatively preferred embodiment is：Whipping bar 44, rotation dish 43 are arranged inside rotary cylinder 48.In order to avoid strong vibrations, turn
The cross section of dynamic cylinder 48 is preferred for circle.
After various equivalent modifications have seen the application data, should know：Rotary cylinder can move up and down, including stretching out road
The motion in face, so, road surface should be provided with corresponding opening, to allow rotary cylinder be raised up to upper pavement surface.
Example IV：Referring to accompanying drawing 1 and Fig. 3, or referring to Fig. 2 and Fig. 3.
For the device of vehicle speed measuring, including the induction installation that tests the speed and display device, it is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft 11 is arranged at below road surface 3, and pressure dynamic plate 1 can be rotated around pressure dynamic plate rotating shaft 11,
Pressure dynamic plate 1 is upwardly extended, and road surface 3 is stretched out in 1 upper end of pressure dynamic plate,
1 lower end of pressure dynamic plate is fixedly connected press gear 12, and the center of circle of the center of circle of press gear 12 and pressure dynamic plate rotating shaft 11
Overlap,
Pressure dynamic plate 1 is additionally provided with the first withdrawing device 13 for allowing pressure dynamic plate 1 to playback, and one end of the first withdrawing device 13 is arranged
In pressure dynamic plate 1, the other end is arranged at underground fixture,
The first ratchet 2 driven by press gear 12 is additionally provided with,
The display device is such：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
Arrange above road surface 3 one be labeled with scale 52, for determining the Nelson Ruler 51 of speed,
First ratchet 2 and the second ratchet 41 are driven by linkage.
First withdrawing device 13 is elastic string or spring.Second withdrawing device 46 is elastic string or spring.
Pressure dynamic plate 1 is bent to the direction that wheel advances in the part for stretching out road surface 3.
The linkage is chain.
The linkage is gear train or gearbox.
It is based on embodiment one, two, three, the operation principle of example IV only needs to simple introduction just can be with：Wheel is pressed through
Pressure dynamic plate 1, causes：First ratchet 2 is rotated, and the first ratchet 2 rotates the second ratchet 41 by linkage, and then makes rotary cylinder
48 rise.Wheel velocity is the single factor for affecting rotary cylinder 48 to rise, so, the vehicle of friction speed passes through, rotary cylinder 48
Risen is highly different.Wheels travel is gone over, and rotary cylinder 48 declines, the second ratchet 41 can't drive linkage --- --- this
Have been described that in embodiment three.One pawl wheel, is also rotated by another ratchet by linkage, that is, is joined
Dynamic, the linkage belongs to prior art.
Whether car weight affects 48 lifting height of rotary cylinder？Answer is：Do not affect, because comparing the machine of all parts of the present invention
Tool frictional force, the weight of vehicle is all heavy enough.The car of the weight of the car of 1 ton of weight and 50 tons presses through pressure dynamic plate 1 with identical speed
When, 1 velocity of rotation of pressure dynamic plate will not be caused different because of car weight difference.
Front-wheel is pressed through, and trailing wheel is then pressed through, if affect the height for rising？Answer is：Do not affect.Because lifting height by
43 velocity of rotation of rotation dish is determining.Various equivalent modifications should know to allow measurement to there is error.
How the scale 52 of the mark of Nelson Ruler 51 obtains？Answer：Optimal mode be by experiment, first with other equipment or
Person's method knows the speed of vehicle, then, allows the vehicle of the known speed to pass through pressure dynamic plate 1, then, carves in the mark of Nelson Ruler 51
Degree 52.Various equivalent modifications can also be gained knowledge in conjunction with power according to the ratio of the ratio of velocity of rotation, transmission speed
Calculated --- -- this method and compared test method for measuring and will be bothered, and a lot of influence factors will be considered, institute
So that the method for being still proposed with testing obtains result.
Embodiment five, referring to accompanying drawing 5, is the structural representation of embodiment five.
The display device it may also is that：
Speed display apparatus, including rotary cylinder 48, is characterized in that：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
48 upper support of rotary cylinder a upper pushing cylinder 61,
Also include：The 3rd ratchet 62 being driven by upper pushing cylinder 61, making upper pushing cylinder 61 move upward,
Arrange above road surface 3 one be labeled with scale 52, for determining the Nelson Ruler 51 of speed.
Can also include：61 side of upper pushing cylinder is provided with the frictional layer for driving 62 friction of the 3rd ratchet for increase
64.
Can also be so：61 side of upper pushing cylinder is provided with anti-rotation sheet 611, and anti-rotation sheet 611 is fixedly connected with upper pushing cylinder 61, prevents
The no motion of locating piece 612 of the embedded fixation of rotor 611.
Definition：3rd ratchet 62：3rd ratchet 62 can only one direction rotation, if necessary to opposite direction rotate, need to release
Locking mechanism, such ratchet belong to prior art, the hoisting apparatus that commonly uses in such as engineering：Hoist, inside are just provided with
The ratchet of one direction rotation, if wanting opposite direction to rotate, needs the manual mechanism that unlocks.
This technical scheme can solve following technical problem：Wonder the max. speed in certain time period, so that it may so that
Use the device.Because in the case where 62 locking mechanism of the 3rd ratchet is not released, the 3rd ratchet 62 can only allow pushing cylinder 61 to rise
Without declining.
It can further be stated that：48 upper support of rotary cylinder pushing cylinder 61.It is to support herein, rather than is fixedly connected.
As long as there is higher speed to press through pressure dynamic plate 1, upper pushing cylinder 61 will continue to rise, if there is non-max. speed to pass through, although turn
Dynamic cylinder 48 can rise, but, rotary cylinder 48 cannot touch the upper pushing cylinder 61 for stopping above it.
Referring to accompanying drawing 6, accompanying drawing 6 is top view, shows emphatically upper pushing cylinder 61 restrained.61 side of upper pushing cylinder is provided with anti-rotation
Piece 611, anti-rotation sheet 611 are fixedly connected with upper pushing cylinder 61, the no motion of locating piece 612 of the embedded fixation of anti-rotation sheet 611.The words is
So explain：Rotary cylinder 48 is to rotate during rising, and rotary cylinder 48 can cause pushing cylinder 61 also to rotate, upper pushing cylinder
It is bad that 61 rotation can cause pushing cylinder 61 and the 3rd ratchet 62 to coordinate, so, with anti-rotation sheet 611 and the constraint of locating piece 612
The motion of pushing cylinder 61, makes pushing cylinder 61 move up and down and can not rotate.Related-art technology has seen the application data, should
Know that locating piece 612 should be arranged at fixture, the concrete block being such as installed on below road surface 3.Pertinent art also should
When knowing, the 3rd ratchet 62 need manually the to unlock pushing cylinder 61 that can just make declines.
In order to preferably coordinate upper pushing cylinder 61 and the 3rd ratchet 62, can be provided with for increasing in 61 side of upper pushing cylinder
Drive the frictional layer 64 of 62 friction of the 3rd ratchet.Frictional layer 64 can be pasted on 61 side of upper pushing cylinder with felt and make
Into.In Fig. 6, between the 3rd ratchet 62 and frictional layer 64, there is space, that is frictional layer 64 and the 3rd in order that reader distinguishes one from the other
Ratchet 62, in fact, various equivalent modifications should know that the 3rd ratchet 62 and frictional layer 64 should be contacted and have suitable
When pressure.
Various equivalent modifications have seen the application data, it is to be understood that rotary cylinder 48 turns in order to be able to support upper pushing cylinder 61
The top of dynamic cylinder 48 should be provided with the design for supporting upper pushing cylinder 61, such as：The top of rotary cylinder 48 is closed, with rotary cylinder 48
Top surface support upper pushing cylinder 61.
The extreme higher position risen to by upper pushing cylinder 61, it is possible to know the maximum speed of the automobile passed through in this period.
Embodiment six：
Referring to accompanying drawing 7.
There are the speed display apparatus of frictional damping, including rotary cylinder 48, it is characterized in that：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
48 upper support of rotary cylinder a upper pushing cylinder 61, and 61 side of upper pushing cylinder is clamped with to be slided for increasing to upper pushing cylinder 61
The friction damping device 91 of kinetic force of friction,
Arrange above road surface 3 one be labeled with scale 52, for determining the Nelson Ruler 51 of speed.
The friction damping device 91 is felt or sponge.
There is a deficiency in example IV：1, if driver wonders the speed of oneself, Nelson Ruler 51 can be seen, but,
Be used to refer in example IV speed rotary cylinder 48 can after pressure wheel crosses pressure dynamic plate 1 falling head quickly, cause driver not
Easily see that rotary cylinder 48 rises the problem of maximum height.
In embodiment six, this deficiency can be solved：Rotary cylinder 48 rises, and in promotion, pushing cylinder 61 rises, but, on
The process that pushing cylinder 61 declines, by the resistance that friction damping device 91 applies, declines slowly, and then, driver is easy for seeing
The maximum position that upper pushing cylinder 61 rises.
Need explanation also has：1, upper pushing cylinder 61 slowly can or can not rise？Answer is：Upper pushing cylinder 61 rise speed only by
48 rate of climb of rotary cylinder determines.Because upper pushing cylinder 61 is subject to thrust（Rotary cylinder 48 applies）, also it is subject to resistance（Frictional damping
Device 91 applies）, thrust specific resistance is much larger, so, the speed that upper pushing cylinder 61 rises only is determined by 48 rate of climb of rotary cylinder.
2, various equivalent modifications it is to be understood that the device of display speed should be arranged on the front roadside position of driver, so just
See that speed is indicated and is conducive to driving safety in driver.3, so design it is also an advantage that：Because there is frictional damping to fill
Put 91, so, upper pushing cylinder 61 during rising, due to inertia continue to rise the impact that causes less.4, due to inertia, on
Pushing cylinder 61 can continue to rise one section of height, and whether this height can cause larger error even mistake to display speed？Return
Answering is：Will not.Because the scale 52 of Nelson Ruler 51 is experimentally obtained.
Embodiment seven：
Referring to accompanying drawing 8.There are the speed display apparatus of electromagnetic damping, including rotary cylinder 48, it is characterized in that：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
48 upper support of rotary cylinder a upper pushing cylinder 61, and upper pushing cylinder 61 is made up of conductor, and 61 side of upper pushing cylinder is provided with
Magnet 92, magnet 92 and upper pushing cylinder 61 near but do not contact,
Arrange above road surface 3 one be labeled with scale 52, for determining the Nelson Ruler 51 of speed.
Various equivalent modifications have seen the application data, it is to be understood that magnet 92 can be caused to the motion of upper pushing cylinder 61
Damping.Various equivalent modifications should know the reason for upper pushing cylinder 61 adopts conductor.Preferred plan is that upper pushing cylinder 61 uses copper
Into.Magnet 92 is made with permanent strong magnetic iron, and various equivalent modifications should know that the strong word in strong magnet is clearly to state.
Embodiment eight：
Referring to accompanying drawing 9.
A kind of road safety protection device of thorn wheel tire, including the induction installation that tests the speed and piercing device, is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft 11 is arranged at below road surface 3, and pressure dynamic plate 1 can be rotated around pressure dynamic plate rotating shaft 11,
Pressure dynamic plate 1 is upwardly extended, and road surface 3 is stretched out in 1 upper end of pressure dynamic plate,
1 lower end of pressure dynamic plate is fixedly connected press gear 12, and the center of circle of the center of circle of press gear 12 and pressure dynamic plate rotating shaft 11
Overlap,
Pressure dynamic plate 1 is additionally provided with the first withdrawing device 13 for allowing pressure dynamic plate 1 to playback, and one end of the first withdrawing device 13 is arranged
In pressure dynamic plate 1, the other end is arranged at underground fixture,
The first ratchet 2 driven by press gear 12 is additionally provided with,
The piercing device is such：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
48 upper support of rotary cylinder a upper pushing cylinder 61, is fixedly connected a thorn 63, road surface 3 above upper pushing cylinder 61
The opening risen for thorn 63 is provided with,
First ratchet 2 and the second ratchet 41 are driven by linkage,
The 3rd ratchet 62 being driven by upper pushing cylinder 61, making upper pushing cylinder 61 move upward.
Can also include：61 side of upper pushing cylinder is additionally provided with the friction for driving 62 friction of the 3rd ratchet for increase
Layer 64.
Can also include：61 side of upper pushing cylinder is additionally provided with anti-rotation sheet 611, and anti-rotation sheet 611 is fixedly connected with upper pushing cylinder 61,
The no motion of locating piece 612 of the embedded fixation of anti-rotation sheet 611.
Various equivalent modifications should know：Relevant parameter is arranged as required to, including thorn 63 being arranged on road surface 3
The position of lower section, can reach such technique effect：Car speed exceedes a certain numerical value, and thorn 63 will stretch out road surface 3,
Reach the purpose of thorn wheel tire.Because there is the explanation of previous embodiment, the present embodiment need not do detailed to all parts
Explanation.
Embodiment nine：
Referring to accompanying drawing 10.Based on the running car safety protection device of optocoupler 81, including the induction installation that tests the speed and piercing device,
It is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft 11 is arranged at below road surface 3, and pressure dynamic plate 1 can be rotated around pressure dynamic plate rotating shaft 11,
Pressure dynamic plate 1 is upwardly extended, and road surface 3 is stretched out in 1 upper end of pressure dynamic plate,
1 lower end of pressure dynamic plate is fixedly connected press gear 12, and the center of circle of the center of circle of press gear 12 and pressure dynamic plate rotating shaft 11
Overlap,
Pressure dynamic plate 1 is additionally provided with the first withdrawing device 13 for allowing pressure dynamic plate 1 to playback, and one end of the first withdrawing device 13 is arranged
In pressure dynamic plate 1, the other end is arranged at underground fixture,
The first ratchet 2 driven by press gear 12 is additionally provided with,
The piercing device is such：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
It is additionally provided with：For judging the height of rotary cylinder 48 whether exceeded optocoupler 81,
The controller 82 of the position of control elevating lever 83,83 top of elevating lever are provided with the puncture portion 84 for thorn wheel tire,
Controller 82 and optocoupler 81 connect to obtain the working condition of optocoupler 81.
Position is judged using optocoupler 81, belong to prior art, control object of which movement using controller 82, belong to existing skill
Art.
Embodiment eight has a deficiency：The height that thorn 63 rises is relevant with speed.30 kilometer per hours of speed and 70,000
Per hour, it is highly different that thorn 63 rises rice, in order to prevent automobile from advancing, needs to puncture tire, many times, needs solid
Fixed or sufficiently high puncture height, embodiment eight cannot solve this problem.Embodiment nine compares embodiment eight, has individual excellent
Point：The lifting height of elevating lever 83 can be controlled by controller 82, once car speed exceedes some numerical value, rotary cylinder 48 is just
Rise, and reach a certain height, after optocoupler 81 is recognized, the control elevating lever 83 of controller 82 is moved.
Various equivalent modifications pierce through height it is to be understood that will arrange according to actual conditions.Also know：Advanced with vehicle
Direction be front, piercing device should be arranged on the front of induction installation, and be arranged as required to rational distance.
Embodiment ten：
Referring to accompanying drawing 11.The road safety protection device of thorn hypervelocity automobile tire, including the induction installation that tests the speed and piercing device,
It is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft 11 is arranged at below road surface 3, and pressure dynamic plate 1 can be rotated around pressure dynamic plate rotating shaft 11,
Pressure dynamic plate 1 is upwardly extended, and road surface 3 is stretched out in 1 upper end of pressure dynamic plate,
1 lower end of pressure dynamic plate is fixedly connected press gear 12, and the center of circle of the center of circle of press gear 12 and pressure dynamic plate rotating shaft 11
Overlap,
Pressure dynamic plate 1 is additionally provided with the first withdrawing device 13 for allowing pressure dynamic plate 1 to playback, and one end of the first withdrawing device 13 is arranged
In pressure dynamic plate 1, the other end is arranged at underground fixture,
The first ratchet 2 driven by press gear 12 is additionally provided with,
The piercing device is such：
Second ratchet 41 is fixedly connected one end of rotating bar 42, and the rotating shaft weight of the rotating shaft of rotating bar 42 and the second ratchet 41
Close,
The other end of rotating bar 42 is fixedly connected rotation dish 43,43 place plane of rotation dish perpendicular to 42 rotating shaft of rotating bar,
Rotation dish 43 connects at least two whipping bars 44 in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar
Rotating shaft, and the rotating shaft being hinged is perpendicular to the normal of rotation dish 43,
One end connection rotation dish 43 of whipping bar 44, the other end connect weight 45,
Position between rotation dish 43 and the second ratchet 41, rotating bar 42 are arranged a sleeve 47,
One end of second withdrawing device 46 is fixedly connected on whipping bar 44, and the other end is fixedly connected on sleeve 47,
Sleeve 47 is also fixedly connected the axis weight of a rotary cylinder 48, the axis of the rotation of rotary cylinder 48 and the rotation of rotating bar 42
Close,
V-arrangement bull stick 71 is made up of long bar portion and quarter butt portion, and the length of long bar portion is more than the length in quarter butt portion, it is clear that v shapes turn
The long bar portion of bar 71 is to be fixedly connected with quarter butt portion, in fact, being generally bent into v shape bull sticks using a reinforcing bar.In order to beat
Word is convenient, and lowercase v and capital V are equivalent when v shape bull sticks are stated.
In long bar portion and quarter butt portion intersection（It is referred to as junction）One rotary shaft 7 is set, and V-arrangement bull stick 71 can be around
Rotary shaft 7 is rotated, and the position of rotary shaft 7 is located at the top of rotary cylinder 48 and occupy on the outside of rotary cylinder 48,
The long one end of the rod of V-arrangement bull stick 71 and the connection of quarter butt portion, the other end is the sharp end for piercing through tire,
Certain position between sharp end and rotary shaft 7 is fixedly connected with center of gravity adjusting rod 721, center of gravity adjusting rod 721
One end be connected to long bar portion, the other end is fixedly connected with center of gravity and adjusts counterweight 722, and various equivalent modifications can pass through non-
Creative work, is such as calculated using existing scientific knowledge, the mode such as is measured by experiment for another example and is determined center of gravity adjusting rod 721
Installation site.
And：When the sharp end of V-arrangement bull stick 71 is under road surface 3, V-arrangement bull stick 71, center of gravity adjusting rod 721, center of gravity are adjusted
The entirety constituted by section counterweight 722 this three, its position of centre of gravity is such：Cross rotary shaft 7 and do a vertical curve, then, rotate
Cylinder 48 and center of gravity are lived apart in the vertical curve both sides,
The quarter butt portion of V-arrangement bull stick 71 is constrained by cord 73, so that the sharp end of V-arrangement bull stick 71 is in road surface 3 under normal conditions
Under,
The short one end of the rod of V-arrangement bull stick 71 and the connection of long bar portion, the other end is located at the top of rotary cylinder 48, so that rotary cylinder
48 can touch quarter butt portion when rising.
The operation principle of the present embodiment is such：After overspeed of vehicle, rotary cylinder 48 rises to certain altitude, then, pushes away
The quarter butt portion of dynamic V-arrangement bull stick 71, causes cord 73 to break then, as the center of gravity of V-arrangement bull stick 71 is arranged, necessarily causes V-arrangement to turn
The rotation of bar 71, then：Referring to accompanying drawing 12, V-arrangement bull stick 71 leans against the indentation, there on road surface 3, and automobile tire is pressed through, and it is suitable to select
Angle of inclination can just allow V-arrangement bull stick 71 no longer to rotate, so as to puncture tire.
" sharp end of V-arrangement bull stick 71 is under normal conditions under road surface 3 ", explains " normality "：Normality refers to
The state of car, that is, state of the V-arrangement bull stick 71 in rotation is waited.
The technical scheme of optimization：The cord 73 is such cord 73：It is F1 to break power required for cord 73, V-arrangement
During inactive state, pulling force suffered by cord 73 is F2, F1=1.2 times of --- --- -1.5 times of F2 to the sharp end of bull stick 71 under the road surface 3,
Certainly F1 can also be equal to 1.3 times of F2, and F1 can also be equal to 1.4 times of F2, and F1 can also be equal to 1.35 times of F2, and F1 can also be equal to
1.36 F2 again.
Cord 73 can not ether solid, too solid do not allow easily broken, also can not ether fragile, otherwise easy spontaneous disruption.
The technical scheme of optimization：The rotary shaft 7 is ratchet.Various equivalent modifications it is to be understood that in the present embodiment,
Rotary shaft 7 preferably plays two effects：1, V-arrangement bull stick 71 can be rotated, 2, after allowing 71 long bar portion of V-arrangement bull stick to rise, can
To prevent 71 backwards rotation of V-arrangement bull stick.So, it is best-of-breed technology scheme that rotary shaft 7 is ratchet.This ratchet can allow V-arrangement to turn
Bar 71 is rotated after cord 73 is broken, and it is next to may insure that V-arrangement bull stick 71 will not be gone back to again.
It is necessary technology scheme that rotary shaft 7 is ratchet？Answer and be：Not necessarily technical scheme.As long as because selecting
Suitable angle of inclination can just allow V-arrangement bull stick 71 no longer to rotate, so as to puncture tire.This angle, related-art technology people
Member can determine relevant parameter by the experiment of conventional Mechanics Calculation or limited number of time.
Embodiment 11：
Referring to accompanying drawing 13,14,15.
The V-arrangement bull stick 71 is made up of multiple long bar portions, and these long bar portions are fixedly connected on turning rod 74, and these length
Bar portion in approximately the same plane and be arranged in parallel.
Also include that the cover plate 700 for being placed on road surface 3, cover plate 700 are offered：Passing through when rotating for long bar portion, be shaped as growing
The hole of strip.
Such technical scheme may insure that automobile cannot be bypassed, as long as travelling on the road for arranging, it is possible to play
Security is acted on.Various equivalent modifications can set the present invention according to actual conditions needed for device each numerical value, such as,
Rotary cylinder wants light, the first ratchet and the distance of the second ratchet to want suitable, and by this suitable transmission device of distance selection.
Various equivalent modifications can be appropriate the above example that is applied in combination obtain new technical scheme.
Present configuration is simple, can be used to measuring vehicle speed or restricted speed, plays preferably measurement or pacifies
Guarantor acts on.
Claims (1)
1. it is used for the device of vehicle speed measuring, including the induction installation that tests the speed and display device, it is characterized in that：
The induction installation is such：
Pressure dynamic plate rotating shaft is arranged at below road surface, and pressure dynamic plate can be rotated around pressure dynamic plate rotating shaft,
Pressure dynamic plate is upwardly extended, and road surface is stretched out in pressure dynamic plate upper end,
Pressure dynamic plate lower end is fixedly connected press gear, and the center of circle of the center of circle of press gear and pressure dynamic plate rotating shaft overlaps,
Pressure dynamic plate is additionally provided with the first withdrawing device for allowing pressure dynamic plate to playback, and one end of the first withdrawing device is arranged at pressure dynamic plate,
The other end is arranged at underground fixture,
The first ratchet driven by press gear is additionally provided with,
The display device is such：
Second ratchet is fixedly connected one end of rotating bar, and the rotating shaft of rotating bar and the rotating shaft of the second ratchet overlap,
The other end of rotating bar is fixedly connected rotation dish, rotation dish place plane perpendicular to rotating bar rotating shaft,
Rotation dish connects at least two whipping bars in the way of being hinged, and the rotating shaft being hinged is perpendicular to rotating bar rotating shaft, and
Normal of the rotating shaft being hinged perpendicular to rotation dish,
One end connection rotation dish of whipping bar, the other end connect weight,
Position between rotation dish and the second ratchet, rotating bar are arranged a sleeve,
One end of second withdrawing device is fixedly connected on whipping bar, and the other end is fixedly connected on sleeve,
Sleeve is also fixedly connected the dead in line of a rotary cylinder, the axis of rotary cylinder rotation and rotating bar rotation,
First ratchet and the second ratchet are driven by linkage,
Rotary cylinder upper support a upper pushing cylinder,
Also include that the 3rd ratchet being driven by upper pushing cylinder, making upper pushing cylinder move upward, upper pushing cylinder side are arranged
There are anti-rotation sheet, anti-rotation sheet to be fixedly connected with upper pushing cylinder, the no motion of locating piece of the embedded fixation of anti-rotation sheet,
Upper pavement surface arranges that sign is graduated, be used for the Nelson Ruler that determines speed,
Extreme higher position corresponding to Nelson Ruler is risen to by upper pushing cylinder, it is possible to know the highest of the vehicle passed through in this period
Speed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410526630.2A CN104297513B (en) | 2014-10-06 | 2014-10-06 | Device for vehicle speed measuring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410526630.2A CN104297513B (en) | 2014-10-06 | 2014-10-06 | Device for vehicle speed measuring |
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| CN104297513A CN104297513A (en) | 2015-01-21 |
| CN104297513B true CN104297513B (en) | 2017-03-15 |
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| CN201410526630.2A Expired - Fee Related CN104297513B (en) | 2014-10-06 | 2014-10-06 | Device for vehicle speed measuring |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109413568A (en) * | 2018-10-17 | 2019-03-01 | 北京邮电大学 | A kind of shared automobile calibration positioning device and method based on wireless positioning network |
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| FR2637104A1 (en) * | 1988-09-07 | 1990-03-30 | Omarouayache Nour Eddine | Automatic tell-tale of excessive speed, by perforating a revenue stamp |
| CN102677609A (en) * | 2012-06-05 | 2012-09-19 | 中国人民解放军理工大学工程兵工程学院 | Speed reducer for vehicles |
| CN203096650U (en) * | 2013-03-28 | 2013-07-31 | 李宇宸 | One-way path reverse-driving-preventing device capable of generating power |
| CN103696918A (en) * | 2013-12-13 | 2014-04-02 | 河北工业大学 | Vibration generating set and road speed bump with same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200512338A (en) * | 2003-09-24 | 2005-04-01 | Chih-Cheng Yang | Speed humps |
| KR20100050094A (en) * | 2008-11-05 | 2010-05-13 | 주식회사 써브앤케어글로벌 | Speed hump with generator |
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- 2014-10-06 CN CN201410526630.2A patent/CN104297513B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2637104A1 (en) * | 1988-09-07 | 1990-03-30 | Omarouayache Nour Eddine | Automatic tell-tale of excessive speed, by perforating a revenue stamp |
| CN102677609A (en) * | 2012-06-05 | 2012-09-19 | 中国人民解放军理工大学工程兵工程学院 | Speed reducer for vehicles |
| CN203096650U (en) * | 2013-03-28 | 2013-07-31 | 李宇宸 | One-way path reverse-driving-preventing device capable of generating power |
| CN103696918A (en) * | 2013-12-13 | 2014-04-02 | 河北工业大学 | Vibration generating set and road speed bump with same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104297513A (en) | 2015-01-21 |
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