CN208395705U - A kind of deceleration strip device and control system - Google Patents

Abstract

The utility model belongs to road vehicle speed-limiting device technical field, and in particular to a kind of deceleration strip device.In order to solve the problem of using conventional speed reducer to when slowing down by vehicle there are comfort level when any vehicle passes through is all low and use for a long time may road pavement damage, the utility model discloses a kind of deceleration strip devices of brand new.The deceleration strip device includes fixed cell, active unit, control unit and support spring；Fixed cell and active unit are located in the foundation pit on ground, and can carry out the relative movement of vertical direction between the two；Control unit and support spring are controlled and are adjusted to the movement of active unit.The deceleration strip device of the utility model not only can improve the protection of road pavement, and different slowing effects can be generated according to different speeds, to improve comfort level when vehicle passes through to avoid the destruction of road pavement.

Description

A kind of deceleration strip device and control system

Technical field

The utility model belongs to road vehicle speed-limiting device technical field, and in particular to a kind of deceleration strip device and control System.

Background technique

Deceleration strip be mounted on highway make by vehicle deceleration means of transportation.Currently, generally at highway road junction, work The section and the easy section for causing traffic accident that mine enterprise, school, Residential Quarter Entrance etc. need vehicle deceleration to go slowly are equal The installation settings of deceleration strip is carried out, so that the running velocity of motor vehicle and non-motor vehicle to process carries out deceleration-operation.

Existing conventional deceleration driven is mainly speed reducer.Speed reducer is generally directly installed on ground, and high Ground 5cm or so out is reached by part above ground level to the deceleration purpose by vehicle.However, in vehicle by above-mentioned When conventional speed reducer, no matter whether vehicle, which decelerates to, requires speed that can all generate significantly to jolt, make vehicle by deceleration Comfort level when road camber is greatly lowered, or even to will cause the lower vehicle in some chassis at all impassable, if driving at this time Member does not pay attention to slightly may also result in serious traffic accident.Further, since conventional speed reducer be mounted directly on the ground, Since speed reducer is rolled by vehicle for a long time in use process, may road pavement damage, cause the office on road surface Sagging or delamination problems occur for portion.

Utility model content

It is comfortable when passing through there are any vehicle when in order to solve using conventional speed reducer to slowing down by vehicle Spend all low and use for a long time may road pavement the problem of damaging, the utility model proposes a kind of brand news Deceleration strip device.The deceleration strip device, including fixed cell, active unit, control unit and support spring；Wherein,

The fixed cell, including multiple fixed frames；Multiple fixed frames are arranged in parallel and are located at ground In foundation pit, the deep equality of the height of the fixed frame and the foundation pit；

The active unit, including multiple lifting platforms and locating rod；The lifting platform is parallel with the fixed frame alternately to be divided Cloth, and the lifting platform can carry out the reciprocal adjustment of short transverse relative to the two neighboring fixed frame；The positioning Bar be Step Shaft shape structure, the chuck including multiple and different diameter dimensions, and all chuck by diameter dimension it is ascending, by It is sequentially distributed upwards down；The upper end of the locating rod is vertical with the lifting platform to be fixedly connected, and the lower end of the locating rod extends to Between the fixed frame；

Described control unit, including control box, electromagnet core, reset spring, connecting rod and support column；Wherein, the control Box is connect with the fixed frame, and is located at the middle position of the fixed frame short transverse；The electromagnet core and the reset Spring is located in the control box, and the electromagnet core can carry out the reciprocating movement of horizontal direction in the control box； One end of the reset spring is connect with the control box, and the other end is connect with one end of the electromagnet core, the electromagnet core The other end is connect with one end of the connecting rod, and the other end of the connecting rod is pierced by the control box and the support column connects Connect, the support column can move back and forth in the horizontal direction under the drive of the connecting rod, thus in the locating rod not Same chuck provides the support of vertical direction；The control box is irony material；The electromagnet core is by iron core and is wrapped in it Conducting wire composition on excircle；The support column is to when the smallest chuck of diameter is supported in the locating rod, the lifting The upper surface of platform is flushed with the upper surface of the fixed frame；

The support spring is arranged along the vertical direction, and one end is connect with the lifting platform, the bottom of the other end and the foundation pit Face or the connection of the bottom surface of the fixed cell；The support spring in the raw when, the upper surface of the lifting platform and institute The upper surface for stating fixed frame flushes.

Preferably, described control unit further includes limited block and slide rail, and the bottom end of the support column is equipped with and slides Dynamic slot；The slide rail is located at the lower position of the locating rod, and the support column is by sliding groove along the slide rail It moves back and forth；The limited block is located at the end of the slide rail, for limiting the mobile maximum displacement of the support column.

Preferably, the two sides of the active unit are equipped with described control unit, and are symmetrically distributed in the locating rod Two sides.

Preferably, deceleration strip device further includes pilot unit；The pilot unit, including guide post, orientating box and guiding Wheel；The directive wheel is located in the orientating box, and one end of the guide post is connect with the lifting platform, and the other end protrudes into described It is contacted in orientating box with the directive wheel, and carries out the reciprocating movement of vertical direction along the directive wheel.

It is further preferred that the directive wheel is fixed in the orientating box along the driving direction of automobile, and with it is described Orientating box is connected using flexible fastening.

It is further preferred that being fixedly connected between the directive wheel and the orientating box by multiple back-moving springs.

Preferably, the fixed cell further includes bottom plate；The bottom plate connect and is formed whole with all fixed frames Body.

It is further preferred that the bottom plate is equipped with drainage hole.

A kind of deceleration strip control system, including deceleration strip device, the first velometer and second described in any of the above one Velometer；First velometer and second velometer are located at the front of the deceleration strip device simultaneously, and described the Two velometers, first velometer is closer to the deceleration strip device；First velometer detects car speed and issues Speed prompt, second velometer detection car speed simultaneously control the electromagnet core movement, to the height of the lifting platform into Row adjustment.

Preferably, for the car speed detected when second velometer within the scope of speed limit, the electromagnet core keeps quiet Only state；When the car speed that second velometer detects exceeds speed limit range, then the electromagnet core is powered, described in drive Support column is moved；Wherein, the toy vehicle velocity value that the amount of movement size of the electromagnet core and second velometer detect Size is positively correlated.

When using the deceleration strip device of the utility model to deceleration-operation is carried out by vehicle, have the advantages that

1, in the present invention, by the way that fixed cell and active unit are arranged in foundation pit, and when car speed exists Within the scope of speed limit, active unit, fixed cell and ground are maintained in the same plane, when car speed exceeds speed limit range, Active unit is declined relative to fixed cell, forms difference in height therebetween, to carry out deceleration behaviour to hot-short Make.In this way, not only the protection of road pavement can be improved, and can be to the vehicle of different speeds with the damage of avoiding device road pavement Selective deceleration is taken, not only ensure that stationarity and comfort level when slow-moving vehicle passes through, but also may be implemented to hot-short By when decelerating effect.

2, it in the present invention, by the way that the locating rod connecting with lifting platform is designed as Step Shaft shape structure, and borrows Help electromagnet core that support column is driven to be supported chuck different in locating rod, so that the maximum slippage to lifting platform is adjusted It is whole and limit, generate that different controllable heights are poor between lifting platform and fixed frame, and then realize different slowing effects.This Sample, not only can be according to the different deceleration-operations for carrying out differentiation of different vehicle travel speed, to reach optimal deceleration Effect, and pass through supporting role of the support column to lifting platform vertical direction, it is ensured that vehicle passes through stabilization when lifting platform Property, it avoids the occurrence of " stepping on sky " phenomenon and vehicle is influenced even damaging by causing discomfort, to improve to vehicle Protection.

3, in the present invention, by be arranged pilot unit, and by directive wheel along vehicle heading be arranged and It is connected between directive wheel and orientating box using flexible fastening.In this way, not only can be to being mentioned in the reciprocating movement of lifting platform For stable guiding role, guarantee the mobile accuracy of lifting platform, and passes through directive wheel to guide post along vehicle heading Active force, the horizontal direction active force that generates when vehicle passes through lifting platform can be resisted with assistance for lifting platform, to improve lifting The impact resistance of platform guarantees the stability and fastness of the whole device course of work.Meanwhile by directive wheel and orientating box it Between flexible fastening connection, the impact force that directive wheel is subject to can be absorbed and be buffered, to realize to the guarantor of directive wheel Shield, improves the service life of entire deceleration strip device.

4, in the deceleration strip control system of the utility model, by the way that two velometers are arranged in front of deceleration strip device, Detection by first velometer to car speed carries out speed prompt to driver, by the second velometer to vehicle speed The detection of degree carries out control to the movement of electromagnet core and according to electric current in the speed size adjustment electromagnet core detected for the second time The size of amount, so that deceleration strip device be made to generate different slowing effects.Whole process can be made more intelligent in this way and people Property, pass through speed in the case where limiting within velocity interval in guarantee vehicle, improves what vehicle passed through to greatest extent Comfort level.

Detailed description of the invention

Fig. 1 is the schematic top plan view of the utility model deceleration strip device；

Fig. 2 be the utility model deceleration strip device in the raw when along Fig. 1 the direction A-A diagrammatic cross-section；

Fig. 3 be the utility model deceleration strip device in the raw when along Fig. 1 the direction B-B diagrammatic cross-section；

Fig. 4 is the partial enlargement diagram in Fig. 2 at C；

Fig. 5 is the partial enlargement diagram in Fig. 3 at D；

Fig. 6 is the structural schematic diagram of the utility model deceleration strip control system；

Fig. 7 is the action logic figure of deceleration strip control system when vehicle passes through the first velometer；

Fig. 8 is the action logic figure of deceleration strip control system when vehicle passes through the second velometer；

Fig. 9 is the diagrammatic cross-section in the direction A-A along Fig. 1 when the utility model deceleration strip device is in deceleration regime.

Specific embodiment

It describes in detail in the following with reference to the drawings and specific embodiments to the technical solution of the utility model.

In conjunction with shown in Fig. 1 to Fig. 3, the deceleration strip device 1 of the utility model includes fixed cell 11, active unit 12, control Unit 13 processed and support spring 14.

In conjunction with shown in Fig. 2 and Fig. 4, fixed cell 11 includes multiple fixed frames 111.Be parallel to each other between fixed frame 111 and It is equally spaced, and with the driving direction of vehicle at vertical relation.Meanwhile fixed frame 111 is located in the foundation pit 2 on ground, and The height of fixed frame 111 and the deep equality of foundation pit 2, the i.e. upper surface with ground of fixed frame 111 keep flushing state.

Preferably, fixed cell 11 further includes bottom plate 112, and all fixed frames 111 are fixedly connected with bottom plate 112, To make all fixed frames 111 form an entirety by bottom plate 112.In this way, entire fixed cell 11 not only can be improved Structural strength, and convenient for dismounting to the prefabricated processing of entire fixed cell 11 and scene, improves site operation efficiency, reduce into To the holding time of road in row disassembly process.

In addition, in the present embodiment, fixed cell 11 uses integral cast steel structure, easy to process in this way and guarantor Demonstrate,prove integral strength, equally can also according to particular condition in use use different processing methods, such as scene need to install it is larger When the fixed cell 11 of size, fixed cell 11 can directly be poured in foundation pit 2 using the method for concreting Manufacture.

In conjunction with shown in Fig. 2 and Fig. 4, active unit 12 includes multiple lifting platforms 121 and multiple locating rods 122.Wherein, it goes up and down Platform 121 forms the alternatively distributed positional relationship that is parallel to each other between two neighboring fixed frame 111, with fixed frame 111.Positioning Bar 122 is Step Shaft shape structure, the chuck including multiple and different diameter dimensions, and the upper end of locating rod 122 and lifting platform 121 It is vertically fixedly connected, the lower end of locating rod 122 extends between fixed frame 111.

Wherein, in the present embodiment, it is set in locating rod 122 there are three chuck, three chuck are ascending by diameter dimension, It is followed successively by the first chuck 1221, the second chuck 1222 and third chuck 1223 from the bottom up.At this point, passing through the branch to different chuck Support can be adjusted the maximum slippage of lifting platform 121, realize to lifting platform 121 relative to its adjacent two sides fixed frame The adjustment of difference in height between the adjustment and lifting platform 121 and fixed frame 111 of 111 short transverses.

As shown in connection with fig. 4, control unit 13 includes control box 131, electromagnet core 132, reset spring 133,134 and of connecting rod Support column 135.Wherein, control box 131 is fixedly connected by bolt with fixed frame 111, and is controlled box 131 and be located at fixed frame The middle position of 111 short transverses.Electromagnet core 132 and reset spring 133 are located in control box 131, one end of reset spring 133 It is connect with control box 131, the other end is connect with one end of electromagnet core 132, the other end of electromagnet core 132 and the one of connecting rod 134 End connection, the other end of connecting rod 134 are pierced by control box 131 and connect with support column 135.

At the same time, in the present invention, control box 131 is process using itself not magnetic irony material, And electromagnet core 132 is made of iron core and the conducting wire being wrapped on its outer circumference surface.In this way, the electromagnet core when conducting wire is powered 132 generate magnetic fields, electromagnet core 132 and control box 131 between mutual electromagnetic adsorption capacity under the action of, electromagnet core 132 relative to The movement that box 131 carries out horizontal direction is controlled, after the spring force for overcoming reset spring 133, passes through connecting rod 134 and drives support column 135 move in the horizontal direction, and the corresponding relationship between support column 135 and different chuck is made to change, thus to locating rod 122 Middle different chuck provides the support of vertical direction, changes the maximum slippage of lifting platform 121.Conversely, when in electromagnet core 132 After conducting wire power-off, electromagnet core 132 moves backward under the thrust of reset spring 133, so that support column 135 be driven reversely to move It is dynamic.

Wherein, in the present invention, when support column 135 to the smallest chuck of diameter is supported in locating rod 122 when, When i.e. support column 135 is supported the first chuck 1221, the upper surface of the upper surface of lifting platform 121 and fixed frame 111 is just Holding flushes state, and a complete plane is formed between ground, fixed frame upper surface and lifting platform upper surface.

Preferably, as shown in connection with fig. 4, in the present embodiment, control list is equipped in the two sides of each active unit 12 Member 13, and the control unit 13 of two sides is symmetrical about locating rod 122.In this manner it is possible to same by two support columns 135 When the chuck in locating rod 122 is supported, fixed stability is supported to lifting platform 121 to improve.

In conjunction with shown in Fig. 4 and Fig. 5, control unit 13 further includes limited block 136 and slide rail 137, while in support column 135 bottom end is additionally provided with sliding groove 1351.Wherein, slide rail 137 is located at the lower position of locating rod 122, and support column 135 is logical Sliding groove 1351 is crossed to be fastened on slide rail 137 and move back and forth along slide rail 137.In this way, being led by sliding Standard of the support column 135 in reciprocating movement not only can be improved to the guiding role of 135 moving process of support column in rail 137 True property and stationarity, and slide rail 137 can improve certain supporting role for support column 135, reduce moving process branch Active force of the dagger 135 to connecting rod 134 and electromagnet core 132 along the vertical direction, to improve the work of entire control unit 13 Stability and service life.

As shown in connection with fig. 4, limited block 136 is located at the end of slide rail 137, leads for limiting support column 135 along sliding The mobile maximum displacement of rail 137.In the present embodiment, limited block 136 is located at the following position directly of locating rod 122, and limits The diameter dimension of block 136 is between 122 lower end outer diameter of locating rod and 1221 outer diameter of the first chuck.In this way, passing through Limited block 136 can the position to support column 135 quickly positioned, making it with the first chuck 1221, holding is aligned, to make The upper surface of lifting platform 121 just keeps flushing state with the upper surface of fixed frame 111.It equally, can also be in slide rail 137 Both ends one limited block 136 is respectively set, thus the maximum displacement moved to support column 135 along 137 both direction of slide rail It is limited.

In conjunction with shown in Fig. 3 and Fig. 5, support spring 14 is arranged along the vertical direction, and one end is connect with lifting platform 121, the other end It connect, i.e., is connect with bottom plate 112 with the bottom surface of fixed cell 11.Meanwhile when support spring 14 in the raw when, lifting platform 121 upper surface keeps flushing state with the upper surface of fixed frame 111.Equally, in other embodiments, if fixed cell 11 There is no bottom plate 112, then directly can be fixed on support spring 14 on the bottom surface of foundation pit 2.

As shown in connection with fig. 3, the deceleration strip device 1 of the utility model further includes multiple pilot units 15, and along lifting platform 121 length direction is distributed between lifting platform 121 and the bottom plate 112 of fixed cell 11, to the past of 121 vertical direction of lifting platform Multiple mobile progress guiding role.

As shown in connection with fig. 5, pilot unit 15 includes guide post 151, orientating box 152 and directive wheel 153.Wherein, orientating box 152 are bolted on bottom plate 112, and directive wheel 153 is located in orientating box 152, one end of guide post 151 and lifting platform 121 are fixedly connected, and the other end is protruded into orientating box 152 along the vertical direction and contacted with directive wheel 153, and in directive wheel 153 The reciprocating movement of vertical direction is carried out under guiding role along with lifting platform 121.

In the present embodiment, orientating box 152 uses cube structure, and in four planes inside orientating box 152 Two directive wheels 153 are respectively provided with along short transverse, to form the pilot hole being made of eight directive wheels 153 to guide post 151 It is oriented to.Meanwhile in order to guarantee the stability for being entirely oriented to process to guide post 151, moved back and forth according to lifting platform 121 Maximum is adjusted the length of guide post 151 and the position of directive wheel 153, make guide post 151 always with eight directive wheels 153 are kept in contact, to improve the guiding stability to guide post 151.

Equally, in other embodiments, the use of directive wheel 153 can also be adjusted according to the size of guide post 151 Quantity and distribution situation, but at least make wherein one group of directive wheel 153 along the driving direction of automobile be fixed on the orientating box It is interior.In this way, can be provided guide post 151 in the case where directive wheel 153 improves guiding role by this group of directive wheel 153 It is right due to friction force between the two when resisting vehicle by lifting platform 121 along the active force of vehicle heading Horizontal direction impact forces caused by lifting platform 121 avoid pair to guarantee the stability of 121 position and structure of lifting platform Lifting platform 121 causes significantly moving and damaging to support column 135 and support spring 14 for horizontal direction, and then improves whole The functional reliability and service life of a deceleration strip device 1.

Preferably, it is connected between directive wheel 153 and orientating box 151 using flexible fastening, for buffer-oriented column 152 to leading To the impact forces of wheel 153.In the present embodiment, distribution can be passed through between the installation axle of directive wheel 153 and orientating box 151 Two groups of back-moving springs in 153 two sides of directive wheel are fixedly connected, wherein four back-moving springs of every group of setting and circumferentially Direction is uniformly distributed.In this way, directive wheel 153 can not only be supported by eight back-moving springs simultaneously to the tensioning function of installation axle It is fixed in orientating box 151 and is kept in contact state with guide post 152, and can be with by the compression of different back-moving springs and stretching The active force that guide post 152 acts on different directions on directive wheel 153 is absorbed and eliminated, to reduce guide post 152 To the direct impact forces of directive wheel 153, that improves the protection and entire guiding device 15 to directive wheel 153 uses the longevity Life.

Further, it is also possible to which multiple drainage holes are arranged on bottom plate 112, pass through fixed cell 11 and activity for discharging in time The rainwater that gap enters between unit 12, so that rainwater be avoided to cause shadow to the normal work of electromagnet core 132 in control unit 13 It rings, and then guarantees the normal operation of whole device.

As shown in connection with fig. 6, the deceleration strip control system of the utility model, including deceleration strip device 1,3 and of the first velometer Second velometer 4.In the present embodiment, the first velometer 3 and the second velometer 4 are all made of infrared speed measuring device, for vehicle Travel speed detected.

First velometer 3 and the second velometer 4 are located at the front position of deceleration strip device 1 simultaneously, and the second velometer 4 is compared with the One velometer 3 is closer to deceleration strip device 1, and the electromagnet core of the second velometer 4 and control unit 13 in deceleration strip device 1 132 is associated.Meanwhile a certain distance is reserved between the first velometer 3 and the second velometer 4, for carrying out the master of vehicle It is dynamic to slow down.

As shown in connection with fig. 7, it when vehicle passes through the first velometer 3, is carried out by speed of first velometer 3 to vehicle at this time Detection and analysis.If speed is within the scope of speed limit at this time, the traveling that remains a constant speed is shown by LED display；If at this time Speed exceeds speed limit range, then shows hypervelocity warning by LED display, driver is reminded to carry out active deceleration-operation.

In conjunction with shown in Fig. 8 and Fig. 9, when vehicle passes through the second velometer 4, by the second velometer 4 to the speed of vehicle at this time Degree carries out detection and analysis again.If speed is within the scope of speed limit at this time, the row that remains a constant speed is shown by LED display It sails, prompts driver to continue to keep present speed traveling, lifting platform 121 is kept not under the supporting role of support column 135 at this time It is dynamic, and maintain in the same plane, to make vehicle steadily comfortably by deceleration strip device 1 with fixed frame 111 and ground；If Speed still exceeds speed limit range at this time, then carries out power-on servicing to the conducting wire on electromagnet core 132, drives branch by electromagnet core 132 The maximum slippage of the mobile adjustment lifting platform 121 of dagger 135, when vehicle driving passes through deceleration strip device 1, to lifting platform 121 Downward pressure and the support force for overcoming support spring 14, generate difference in height between lifting platform 121 and fixed frame 111, are formed Waveform section carries out deceleration-operation to the vehicle of traveling.

After vehicle passes through deceleration strip device 1 completely, lifting platform 121 returns under the return action power of support spring 14 To extreme higher position, again in the same plane, while electromagnet core 132 powers off, and is resetting bullet at fixed frame 111 and ground Under the active force of spring 133, support column 135 is driven to be moved to 1221 lower section of the first chuck by connecting rod 134, to lifting platform 121 Re-start support.

Preferably, when the second velometer 4 detects car speed beyond speed limit range, by 132 actuating quantity of electromagnet core Size and the travel speed size of vehicle carry out positive correlation setting.

When Vehicle Speed is bigger, control electromagnet core 132 obtains bigger electric current, generates bigger electromagnetic adsorption power pair Reset spring 133 carries out bigger compression, to drive the mobile bigger displacement of support column 135 by electromagnet core 132, makes support column The larger-sized chuck of 135 respective outer diameters, for example, it is corresponding with third chuck 1223, increase the maximum slippage of lifting platform 121, And then make to generate bigger difference in height between lifting platform 121 and fixed frame 111, improve the slowing effect to vehicle.Conversely, working as vehicle When travel speed is smaller, then controls electromagnet core 132 and obtain lesser electric current, generate corresponding electromagnetic adsorption power to reset spring 133 are suitably compressed, to drive support column 135 to carry out the movement of thin tail sheep by electromagnet core 132, keep support column 135 corresponding The lesser chuck of outer diameter, for example, it is corresponding with the second chuck 1222, the maximum slippage of lifting platform 121 is controlled, and then make Suitable difference in height is generated between lifting platform 121 and fixed frame 111, reaches the best slowing effect to vehicle.

Claims (10)

1. a kind of deceleration strip device, which is characterized in that including fixed cell, active unit, control unit and support spring；Its In,

The fixed cell, including multiple fixed frames；Multiple fixed frames are arranged in parallel and are located at the foundation pit on ground It is interior, the deep equality of the height of the fixed frame and the foundation pit；

The active unit, including multiple lifting platforms and locating rod；The lifting platform is parallel with the fixed frame to be alternately distributed, and And the lifting platform can carry out the reciprocal adjustment of short transverse relative to the two neighboring fixed frame；The locating rod is platform Rank axis shape structure, the chuck including multiple and different diameter dimensions, and all chuck are ascending, from bottom to top by diameter dimension It is sequentially distributed；The upper end of the locating rod is vertical with the lifting platform to be fixedly connected, and the lower end of the locating rod extends to described solid Determine between frame；

Described control unit, including control box, electromagnet core, reset spring, connecting rod and support column；Wherein, the control box with The fixed frame connection, and it is located at the middle position of the fixed frame short transverse；The electromagnet core and the reset spring In the control box, and the electromagnet core can carry out the reciprocating movement of horizontal direction in the control box；It is described One end of reset spring is connect with the control box, and the other end is connect with one end of the electromagnet core, the electromagnet core it is another End is connect with one end of the connecting rod, and the other end of the connecting rod is pierced by the control box and connect with the support column, institute Stating support column can move back and forth in the horizontal direction under the drive of the connecting rod, thus to card different in the locating rod The support of platform offer vertical direction；The control box is irony material；The electromagnet core is by iron core and is wrapped in its excircle On conducting wire composition；The support column to when the smallest chuck of diameter is supported in the locating rod, the lifting platform it is upper End face is flushed with the upper surface of the fixed frame；

The support spring is arranged along the vertical direction, and one end is connect with the lifting platform, the bottom surface of the other end and the foundation pit or The bottom surface of the fixed cell connects；The support spring in the raw when, the upper surface of the lifting platform with it is described solid The upper surface for determining frame flushes.

2. deceleration strip device according to claim 1, which is characterized in that described control unit further includes limited block and cunning Dynamic guide rail, and the bottom end of the support column is equipped with sliding groove；The slide rail is located at the lower position of the locating rod, institute Support column is stated to move back and forth by sliding groove along the slide rail；The limited block is located at the end of the slide rail, uses In the maximum displacement for limiting the support column movement.

3. deceleration strip device according to claim 1, which is characterized in that the two sides of the active unit are equipped with the control Unit processed, and it is symmetrically distributed in the two sides of the locating rod.

4. deceleration strip device according to claim 1, which is characterized in that further include pilot unit；The pilot unit, packet Include guide post, orientating box and directive wheel；The directive wheel is located in the orientating box, one end of the guide post and the lifting Platform connection, the other end are protruded into the orientating box and are contacted with the directive wheel, and carry out vertical direction along the directive wheel It moves back and forth.

5. deceleration strip device according to claim 4, which is characterized in that the directive wheel is fixed along the driving direction of automobile It is connect in the orientating box, and with the orientating box using flexible fastening.

6. deceleration strip device according to claim 5, which is characterized in that pass through between the directive wheel and the orientating box Multiple back-moving springs are fixedly connected.

7. deceleration strip device according to claim 1, which is characterized in that the fixed cell further includes bottom plate；The bottom Plate connect with all fixed frames and forms entirety.

8. deceleration strip device according to claim 7, which is characterized in that the bottom plate is equipped with drainage hole.

9. a kind of deceleration strip control system, which is characterized in that including deceleration strip device described in any one of claim 1-8, First velometer and the second velometer；First velometer and second velometer are located at the deceleration strip device simultaneously Front, and second velometer, first velometer is closer to the deceleration strip device；The first velometer inspection It surveys car speed and issues speed prompt, second velometer detects car speed and controls the electromagnet core movement, to institute The height for stating lifting platform is adjusted.

10. deceleration strip control system according to claim 9, which is characterized in that detected when second velometer For car speed within the scope of speed limit, the electromagnet core remain stationary state；When the car speed that second velometer detects Beyond speed limit range, then the electromagnet core is powered, and the support column is driven to be moved；Wherein, the amount of movement of the electromagnet core The toy vehicle velocity value size that size is detected with second velometer is positively correlated.