CN110965494B - Automatic conversion device for lane-changeable signboard - Google Patents
Automatic conversion device for lane-changeable signboard Download PDFInfo
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- CN110965494B CN110965494B CN201911418720.9A CN201911418720A CN110965494B CN 110965494 B CN110965494 B CN 110965494B CN 201911418720 A CN201911418720 A CN 201911418720A CN 110965494 B CN110965494 B CN 110965494B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/623—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
- E01F9/65—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection with rotatable, swingable or adjustable signs or signals
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F11/00—Road engineering aspects of Embedding pads or other sensitive devices in paving or other road surfaces, e.g. traffic detectors, vehicle-operated pressure-sensitive actuators, devices for monitoring atmospheric or road conditions
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Road Signs Or Road Markings (AREA)
- Traffic Control Systems (AREA)
Abstract
The invention discloses an automatic conversion device of a variable lane signboard, which comprises a road, wherein an indicating rod with the upper end positioned in an external space is arranged in the road, an indicating mechanism for indicating a lane is arranged in the indicating rod, a deceleration strip is also fixed on the upper end surface of the road, a contact sensor for sensing the passing of vehicles is arranged in the road, the contact sensor comprises a lifting cavity, three fixed blocks are fixed on the lower end wall in the lifting cavity, a lifting cavity with an upward opening is arranged in the fixed blocks, a transmission cavity with the lower end wall communicated with the lifting cavity is arranged in the deceleration strip, a lifting block with the upper end positioned in the transmission cavity is connected in the lifting cavity in a sliding manner, the device has a simple structure and is convenient to operate, the change of the variable lane can be automatically completed according to the change of the traffic flow among lanes, so that the passing requirement of the vehicles is met, the workload of the traffic police is reduced.
Description
Technical Field
The invention relates to the field of traffic management, in particular to an automatic conversion device for a lane-changeable signboard.
Background
At a traffic intersection, a plurality of lanes are arranged for facilitating passing, and a variable lane is arranged for guiding flow when the traffic flow is large; when the existing variable lanes are changed, the variable lanes are mostly timed, and are mostly switched between day and night, so that the purpose of shunting is achieved, but in the daytime, congestion is likely to occur on each lane, traffic police are required to assist in the daytime, and the workload of the traffic police is greatly increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic conversion device for a lane-changeable signboard, which solves the problems that the workload of traffic police is large, a lane-changeable signboard cannot be changed at any time and the like, thereby reducing the workload of the traffic police.
The invention is realized by the following technical scheme.
The invention discloses an automatic conversion device of a lane-changeable signboard, which comprises a road, wherein an indicating rod with the upper end positioned in an external space is arranged in the road, an indicating mechanism for indicating a lane is arranged in the indicating rod, a speed reducing belt is also fixed on the upper end surface of the road, a lifting mechanism for sensing the passing of vehicles is arranged in the road, the lifting mechanism comprises a lifting cavity, three fixed blocks are fixed on the lower end wall in the lifting cavity, a lifting cavity with an upward opening is arranged in the fixed blocks, a transmission cavity with the lower end wall communicated with the lifting cavity is arranged in the speed reducing belt, a first lifting block with the upper end positioned in the transmission cavity is connected in the lifting cavity in a sliding manner, a through cavity penetrating through the first lifting block is arranged in the first lifting block, a friction rod with the upper end positioned in the transmission cavity is connected in the through cavity in a sliding manner, and two moving grooves communicated with the lifting cavity are arranged, the movable groove is internally provided with a friction block with one end contacted with the end wall of the lifting cavity and two connecting springs for connecting the friction block with the end wall of the movable groove, the movable groove is close to the end wall of the through cavity and is further fixed with a first electromagnet capable of absorbing with the friction block, the left end wall and the right end wall of the through cavity are internally provided with lifting grooves communicated with the through cavity, one end of each lifting groove is arranged in the through cavity, is provided with a second lifting block contacted with the friction rod and an extension spring supporting the second lifting block, the upper end of the second lifting block is fixed with a hemp rope with the upper end penetrating through the upper end wall of the lifting groove and the end wall of the movable groove and fixedly connected with the friction block, the upper end of the first lifting block is fixed with a driven plate, and the lower end of the friction rod is fixed with a lower pressing plate, the left end surface of the fixed block is fixed with a fixed table, and the lower end of the driven plate is fixed with a lower pressing, the left and right fixed table upper end faces are respectively fixed with a contact sensor, the middle fixed table upper side is provided with a spring plate which is in contact with the lower end of the lower pressing rod, the fixed table is fixedly connected with the spring plate through two telescopic springs, the lower end of the first lifting block is fixed with two supporting springs which support the first lifting block, the lower end of the friction rod is fixed with a reset spring which supports the friction rod, a power mechanism which can control the indicating mechanism to move and rotate lane indication is further arranged in the lifting cavity, a limiting mechanism which limits the power mechanism to move is further arranged in the right end wall of the lifting cavity, and the change of lane information can be completed according to traffic flow through the matching of the lifting mechanism and the power mechanism.
Furthermore, the indicating mechanism comprises an indicating plate fixed at the upper end of the indicating rod, a rotating cavity is arranged in the indicating plate, the left end wall of the indicating plate extends into the indicating rod, a rotating shaft and a driven shaft are rotatably connected between the front end wall and the rear end wall of the rotating cavity, the front end of the rotating shaft is positioned in an external space, a first belt pulley is fixed on the rotating shaft, a second belt pulley which is driven by the first belt pulley through a first belt is fixed on the driven shaft, a third belt pulley is also fixed on the driven shaft, a rotating mark is fixed at the front end of the rotating shaft, a vertical mark is fixed on the front end surface of the indicating plate, a rotating cavity is also arranged in the lower end of the indicating rod, a rotating shaft is rotatably connected between the front end wall and the rear end wall of the rotating cavity, a fourth belt pulley which can realize transmission with the third belt pulley through a second belt is fixed, the rotating shaft is fixedly connected with the rear end wall of the rotating cavity through a torsion spring.
Further, power unit is including can the iron lifter that goes up and down in the lift intracavity, the terminal surface is fixed with four supports under the iron lifter the lift spring of iron lifter, iron lifter lower extreme still is fixed with the lower extreme and runs through lift chamber left end wall with rotate chamber right-hand member wall and with rope wheel fixed connection's rope, lift chamber rear end wall is fixed with two and is located the second electro-magnet of both sides about the iron lifter, the second electro-magnet receives contact sensor control, still be equipped with the spacing groove that the opening is right in the iron lifter.
Furthermore, the limiting mechanism comprises an ejection cavity with a left opening, an ejection plate and an ejection spring capable of enabling the ejection plate to reset are connected in the ejection cavity in a sliding mode, a limiting block with the left end located in the limiting groove is fixed on the left end face of the ejection plate, and a chain with the right end penetrating through the right end wall of the ejection cavity, the rear end wall of the lifting cavity and the middle of the rear end wall of the lifting cavity is fixed on the right end face of the ejection plate, is fixedly connected with the upper end face and the lower end face of the fixed table and is fixedly connected with the spring plate.
Furthermore, the elastic force of the extension spring is far greater than that of the ejection spring, the magnetic force between the second electromagnet and the iron lifting rod is far greater than that of the lifting spring, the friction force between the friction rod and the second lifting block is far greater than the sum of the elastic force of the extension spring and the elastic force of the connecting spring, a vehicle runs on a lane corresponding to the upper sides of the three lower pressing plates, the upper side of the middle lower pressing plate corresponds to a variable lane, the upper side of the lower pressing plate on the right side corresponds to a straight line, the upper side of the lower pressing plate on the left side corresponds to a turn, the friction force between the friction block and the end wall of the lifting cavity is slightly smaller than the elastic force of the support spring, and the sum of the friction force between the ejection plate and the end wall of the ejection cavity and the elastic force of the ejection spring is slightly smaller than the elastic force of the.
The invention has the beneficial effects that: the device simple structure, the simple operation according to the change of traffic flow between the lane, can accomplish the change to variable lane automatically to satisfy the current demand of vehicle, avoid crossing vehicle to block up, reduce traffic police's work load.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of the structure A-A in FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a front view enlarged schematic diagram of the structure at B in FIG. 1 according to the embodiment of the present invention;
FIG. 4 is a schematic top enlarged view of the rotating chamber in FIG. 1 according to an embodiment of the present invention.
Detailed Description
The invention will now be described in detail with reference to fig. 1-4, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
With reference to fig. 1-4, the automatic conversion device for lane-changeable signboard comprises a road 10, an indication rod 45 with an upper end located in an external space is arranged in the road 10, an indication mechanism 64 for lane indication is arranged in the indication rod 45, a deceleration strip 35 is further fixed on the upper end surface of the road 10, a lifting mechanism 61 for sensing vehicle passing is arranged in the road 10, the lifting mechanism 61 comprises a lifting cavity 19, three fixing blocks 21 are fixed on the inner lower end wall of the lifting cavity 19, a lifting cavity 65 with an upward opening is arranged in each fixing block 21, a transmission cavity 30 with a lower end wall communicated with the lifting cavity 19 is arranged in the deceleration strip 35, a first lifting block 66 with an upper end located in the transmission cavity 30 is slidably connected in the lifting cavity 65, a through cavity 51 through the first lifting block 66 is arranged in the first lifting block 66, and a friction rod 34 with an upper end located in the transmission cavity 30 is slidably connected in the through cavity 51, the inner wall of the first lifting block 66 is provided with two moving grooves 52 communicated with the lifting cavity 65, the moving grooves 52 are internally provided with a friction block 53 with one end contacted with the end wall of the lifting cavity 65 and two connecting springs 54 connected with the friction block 53 and the end wall of the moving groove 52, the end wall of the moving groove 52 close to the through cavity 51 is further fixed with a first electromagnet 55 capable of being attracted by the friction block 53, the left and right end walls of the through cavity 51 are respectively provided with a lifting groove 57 communicated with the through cavity 51, the lifting groove 57 is internally provided with a second lifting block 58 with one end positioned in the through cavity 51 and contacted with the friction rod 34 and an extension spring 56 supporting the second lifting block 58, the upper end of the second lifting block 58 is fixed with a hemp rope 59 with the upper end wall of the lifting groove 57, the end wall of the moving groove 52 and fixedly connected with the friction block 53, the upper end of the first lifting block 66 is fixed with a driven plate 32, the upper end of the friction rod 34 is internally fixed with a lower pressing plate 33, the left end face of the fixed block 21 is also fixed with a fixed table 50, the lower end of the driven plate 32 is fixed with a lower pressing rod 31 with the lower end located in the lifting cavity 19, the upper end faces of the left fixed table 50 and the right fixed table 50 are both fixed with contact sensors 60, the upper side of the fixed table 50 in the middle is provided with a spring plate 48 in contact with the lower end of the lower pressing rod 31, the fixed table 50 is fixedly connected with the spring plate 48 through two expansion springs 49, the lower end of the first lifting block 66 is fixed with two supporting springs 18 for supporting the first lifting block 66, the lower end of the friction rod 34 is fixed with a return spring 23 for supporting the friction rod 34, the lifting cavity 19 is also internally provided with a power mechanism 63 capable of controlling the indication mechanism 64 to rotate lane, a limiting mechanism 62 for limiting the motion of the power mechanism 63 is further arranged in the right end wall of the lifting cavity 19, and lane information can be changed according to traffic flow through the matching of the lifting mechanism 61 and the power mechanism 63.
Beneficially, the indicating mechanism 64 includes an indicating plate 38 fixed on the upper end of the indicating rod 45, a rotating cavity 37 extending from the left end wall to the inside of the indicating rod 45 is arranged in the indicating plate 38, a rotating shaft 40 and a driven shaft 42 are rotatably connected between the front and rear end walls of the rotating cavity 37, the front end of the rotating shaft 40 is located in the external space, a first belt pulley 39 is fixed on the rotating shaft 40, a second belt pulley 43 for driving with the first belt pulley 39 through a first belt 36 is fixed on the driven shaft 42, a third belt pulley 41 is further fixed on the driven shaft 42, a rotating mark 47 is fixed on the front end of the rotating shaft 40, a vertical mark 46 is fixed on the front end surface of the indicating plate 38, a rotating cavity 11 is further arranged in the lower end of the indicating rod 45, a rotating shaft 15 is rotatably connected between the front and rear end walls of the rotating cavity 11, a fourth belt pulley 13 capable of realizing driving with the third belt pulley 41 through a second belt 44 is fixed on the, the rotating shaft 15 is also fixedly provided with a rope winding wheel 12, and the rotating shaft 15 is fixedly connected with the rear end wall of the rotating cavity 11 through a torsion spring 14.
Beneficially, power unit 63 includes can go up and down in the lift chamber 19 iron lifter 17, the terminal surface is fixed with four supports under iron lifter 17 the lifting spring 20 of iron lifter 17, iron lifter 17 lower extreme still is fixed with the lower extreme and runs through lift chamber 19 left end wall with rotate chamber 11 right side end wall and with rope 16 of serving sheave 12 fixed connection, lift chamber 19 rear end wall is fixed with two and is located the second electro-magnet 22 of both sides about iron lifter 17, second electro-magnet 22 receives contact sensor 60 control, still be equipped with opening spacing groove 24 to the right in the iron lifter 17.
Advantageously, the limiting mechanism 62 comprises an ejection cavity 25 with a left opening, an ejection plate 29 and an ejection spring 28 capable of resetting the ejection plate 29 are slidably connected in the ejection cavity 25, a limiting block 27 with a left end located in the limiting groove 24 is fixed on the left end face of the ejection plate 29, and a chain 26 with a right end penetrating through the right end wall of the ejection cavity 25, the rear end wall of the lifting cavity 19 and the upper and lower end faces of the middle fixed table 50 and fixedly connected with the spring plate 48 is fixed on the right end of the ejection plate 29.
Advantageously, the elastic force of the extension spring 49 is much greater than that of the eject spring 28, the magnetic force between the second electromagnet 22 and the ferrous lifting rod 17 is much greater than that of the lifting spring 20, the frictional force between the friction lever 34 and the second lift block 58 is much greater than the sum of the elastic force of the extension spring 56 and the elastic force of the connection spring 54, the vehicle runs on the corresponding lanes on the upper sides of the three lower pressing plates 33, the upper side of the middle lower pressing plate 33 corresponds to a variable lane, the upper side of the right lower pressing plate 33 corresponds to a straight line, the upper side of the left lower pressing plate 33 corresponds to a turn, the friction force between the friction block 53 and the end wall of the lifting cavity 65 is slightly smaller than the elastic force of the supporting spring 18, the sum of the friction force between the ejector plate 29 and the end wall of the ejector cavity 25 and the elastic force of the ejector spring 28 is slightly smaller than the elastic force of the expansion spring 49.
In the initial state, the extension spring 49 is in a compressed state, the other springs are in a normal state, the upper second electromagnet 22 is attracted to the upper iron lifting rod 17, the lower second electromagnet 22 does not work, and the variable lane corresponding to the middle lower pressing plate 33 is in a straight line.
When the vehicle runs on three lanes, when the vehicle can run both in a turning lane and in a straight lane, the vehicle always runs on the turning lane, and the two straight lanes on the right side do not have lanes, the left driven plate 32 and the lower pressing plate 33 descend under the action of the gravity of the vehicle, so that the first lifting block 66 and the friction rod 34 descend, so that the support spring 18 and the return spring 23 are compressed, when the front wheel leaves the upper side of the speed reducing belt 35, the return spring 23 resets to drive the friction rod 34 and the lower pressing plate 33 to ascend and reset, and due to the friction between the friction block 53 and the end wall of the lifting cavity 65, the support spring 18 resets to drive the first lifting block 66 to ascend slowly, when the rear wheel passes the upper side of the speed reducing belt 35 again, the lower pressing plate 33 descends, so that the friction rod 34 descends again and the return spring 23 is compressed again, at the moment, the descending of the friction rod 34 drives the second lifting block 58 to descend, so that, so that the connecting spring 54 is compressed and the friction block 53 returns to the moving groove 52, thereby separating the friction block 53 from the end wall of the lifting cavity 65, when the rear wheel of the vehicle leaves the upper side of the speed bump 35, the support spring 18 and the return spring 23 are reset, thereby driving the friction rod 34 and the first lifting block 66 to reset, thereby resetting the lower press plate 33 and the driven plate 32, during which the lower press rod 31 is lifted and lowered once along with the lifting and lowering of the driven plate 32, and the lower end of the lower press rod 31 is contacted with the contact sensor 60 on the left side once, recording the passing of the vehicle, after the recording is completed, the first electromagnet 55 works to repel the friction block 53, thereby resetting the connecting spring 54 and the friction block 53, and the friction block 53 is contacted with the end wall of the lifting cavity 65 again, and the hemp rope 59 is stretched, thereby lifting the second lifting block 58 is lifted and the stretching spring;
while the two friction levers 34 on the right side and the first lifting block 66 are not lifted, thereby indicating that the flow rate of the turning passage is large, at this time, the contact sensor 60 on the left side controls the second electromagnet 22 on the lower side to be operated and the second electromagnet 22 on the upper side to be not operated, thereby lowering the iron lifting lever 17 and compressing the lifting spring 20, thereby pulling the rope 16, thereby rotating the rope winding wheel 12, thereby rotating the fourth pulley 13 and the rotating shaft 15 and the torsion spring 14, rotating the third pulley 41 through the transmission of the second belt 44, thereby rotating the fourth pulley 13 and the driven shaft 42, rotating the first pulley 39 and the rotating shaft 40 through the transmission of the first belt 36, thereby rotating the rotation mark 47, thereby changing the variable lane from straight running to turning;
when the left two lanes are not passed by the vehicle during turning and the right straight lane is not simply passed, so that the right friction bar 34 and the first lifting block 66 are continuously lifted to record the traffic flow, the right lower pressing bar 31 is contacted with the contact sensor 60, so that the right contact sensor 60 controls the upper second electromagnet 22 to be attracted to the iron lifting bar 17 and the lower second electromagnet 22 to be stopped, so that the iron lifting bar 17 is lifted and the lifting spring 20 is reset, so that the rope 16 is loosened, so that the torsion spring 14 is reset, so that the rotating shaft 15 is reversely rotated, so that the winding wheel 12 and the fourth belt pulley 13 are reversely rotated, the driven shaft 42, the third belt pulley 41 and the second belt pulley 43 are reversely rotated through the transmission of the second belt 44, and the rotating shaft 40 and the first belt pulley 39 are reversely rotated through the transmission of the first belt 36, so that the rotating mark 47 is reversely rotated, thereby changing the lane from turning to straight;
when vehicles pass through the three channels all the time, the middle friction rod 34 and the first lifting block 66 are continuously lowered, so that the middle pressing rod 31 is continuously lifted, the spring plate 48 is continuously lifted and compresses the release expansion spring 49, the chain 26 is continuously loosened and tensioned, the ejector plate 29 is continuously moved left and right under the action of the ejector spring 28, the limit block 27 is continuously moved in and out of the limit groove 24, the lifting of the iron lifting rod 17 is limited at the moment, the indicating mechanism 64 cannot be moved, and lane indication of the variable lane is changed.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a variable lane signboard automatic switching device, includes the road, its characterized in that: be equipped with the indicator lever that the upper end is located external space in the road, be equipped with the indicating mechanism that the lane was instructed in the indicator lever, road up end still is fixed with the deceleration strip, be equipped with in the road and be used for responding to the current elevating system of vehicle, elevating system includes the lift chamber, lift intracavity lower end wall is fixed with three fixed block, be equipped with the ascending lifting chamber of opening in the fixed block, be equipped with lower terminal wall intercommunication in the deceleration strip the transmission chamber in lift chamber, lifting intracavity sliding connection has the upper end to be located the first lifting piece in the transmission chamber, be equipped with in the first lifting piece and run through the chamber that runs through of first lifting piece, it is located to run through intracavity sliding connection has the upper end the friction lever in transmission chamber, be equipped with two intercommunications in the first lifting piece the shifting chute in lifting chamber, be equipped with in the shifting chute one end with the friction block and two connections of lifting chamber end wall contact the friction block with shift chute end The connecting spring of wall, the shifting chute is close to the end wall that link up the chamber still be fixed with can with the first electro-magnet that the clutch blocks inhaled mutually, it all is equipped with the intercommunication in the end wall about the chamber to link up the lifting groove that links up the chamber, the lifting inslot is equipped with one end be located link up the intracavity and with the second lifting piece and the support of friction bar contact the extension spring of second lifting piece, second lifting piece upper end is fixed with the upper end and runs through lifting groove upper end wall with shifting chute end wall and with clutch blocks fixed connection's rope made of hemp, first lifting piece upper end is fixed with the driven plate just friction bar upper end internal fixation has the holding down plate, the fixed block left end face still is fixed with the fixed station, the driven plate lower extreme is fixed with the lower extreme and is located the holding down lever in the lift intracavity, control two the fixed station upper end face all is fixed with contact pick-up transducer, the middle upper side of the fixed platform is provided with a spring plate which is in contact with the lower end of the lower pressing rod, the fixed platform is fixedly connected with the spring plate through two telescopic springs, the lower end of the first lifting block is fixedly provided with two supporting springs for supporting the first lifting block, the lower end of the friction rod is fixedly provided with a return spring for supporting the friction rod, the lifting cavity is also internally provided with a power mechanism which can control the indicating mechanism to move and rotate for lane indication, the right end wall of the lifting cavity is internally provided with a limiting mechanism for limiting the motion of the power mechanism, and the change of lane information can be completed according to traffic flow through the matching of the lifting mechanism and the power mechanism.
2. The automatic switching device of a variable lane signboard of claim 1, wherein: the indicating mechanism comprises an indicating plate fixed at the upper end of the indicating rod, a rotating cavity is arranged in the indicating plate, the left end wall of the indicating plate extends into the indicating rod, a rotating shaft and a driven shaft are connected between the front end wall and the rear end wall of the rotating cavity in a rotating mode, the front end of the rotating shaft is located in an external space, a first belt pulley is fixed on the rotating shaft, a second belt pulley which is driven by the first belt pulley through a first belt is fixed on the driven shaft, a third belt pulley is further fixed on the driven shaft, a rotating mark is fixed at the front end of the rotating shaft, a vertical mark is fixed at the front end face of the indicating plate, a rotating cavity is further arranged in the lower end of the indicating rod, a rotating shaft is connected between the front end wall and the rear end wall of the rotating cavity in a rotating mode, a fourth belt pulley which can realize transmission with the third, the rotating shaft is fixedly connected with the rear end wall of the rotating cavity through a torsion spring.
3. The automatic switching device of a variable lane signboard of claim 2, wherein: power unit is including can the iron lifter that the lift intracavity goes up and down, the terminal surface is fixed with four supports under the iron lifter the lift spring of iron lifter, iron lifter lower extreme still is fixed with the lower extreme and runs through lift chamber left end wall with rotate chamber right-hand member wall and with rope sheave fixed connection's rope, lift chamber rear end wall is fixed with two and is located the second electro-magnet of both sides about the iron lifter, the second electro-magnet receives contact sensor control, still be equipped with the spacing groove that the opening is right in the iron lifter.
4. The automatic switching device of a variable lane signboard of claim 3, wherein: the limiting mechanism comprises an ejection cavity with a left opening, an ejection plate and an ejection spring capable of enabling the ejection plate to reset are connected in the ejection cavity in a sliding mode, a limiting block with a left end located in a limiting groove is fixed on the left end face of the ejection plate, and a lock chain with a right end penetrating through the right end wall of the ejection cavity, the rear end wall of the lifting cavity and the middle part, the upper end face and the lower end face of the fixed table and fixedly connected with the spring plate is fixed on the right end face of the ejection plate.
5. The automatic switching device of a variable lane signboard of claim 4, wherein: the elastic force of the telescopic spring is far greater than that of the ejection spring, the magnetic force between the second electromagnet and the iron lifting rod is far greater than that of the lifting spring, the friction force between the friction rod and the second lifting block is far greater than the sum of the elastic force of the extension spring and the elastic force of the connecting spring, a vehicle runs on a lane corresponding to the upper sides of the three lower pressing plates, the upper side of the middle lower pressing plate corresponds to a variable lane, the upper side of the lower pressing plate on the right side corresponds to a straight line, the upper side of the lower pressing plate on the left side corresponds to a turn, the friction force between the friction block and the end wall of the lifting cavity is slightly smaller than that of the support spring, and the sum of the friction force between the end wall of the ejection cavity and the elastic force of the ejection spring is slightly smaller than that of the telescopic spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418720.9A CN110965494B (en) | 2019-12-31 | 2019-12-31 | Automatic conversion device for lane-changeable signboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911418720.9A CN110965494B (en) | 2019-12-31 | 2019-12-31 | Automatic conversion device for lane-changeable signboard |
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| Publication Number | Publication Date |
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| CN110965494A CN110965494A (en) | 2020-04-07 |
| CN110965494B true CN110965494B (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911418720.9A Active CN110965494B (en) | 2019-12-31 | 2019-12-31 | Automatic conversion device for lane-changeable signboard |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112144335B (en) * | 2020-10-14 | 2021-07-02 | 台州万洲机械股份有限公司 | Bidirectional three-lane traffic device capable of adjusting lane direction |
| CN112538829A (en) * | 2020-12-03 | 2021-03-23 | 胡玮 | Automatic conversion device for lane-changeable signboard |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000008335A (en) * | 1998-06-25 | 2000-01-11 | Mitsubishi Heavy Ind Ltd | Lane changing guide system for road |
| CN204491439U (en) * | 2015-01-26 | 2015-07-22 | 余姚市交通标志设施有限公司 | A kind of novel changable lane markings board |
| CN205247820U (en) * | 2015-09-23 | 2016-05-18 | 武汉鸣华交通设施有限责任公司 | Grid shelters from variable lane of formula traffic denoter |
| CN206859106U (en) * | 2017-06-06 | 2018-01-09 | 安徽兆尹安联科技有限公司 | The road indicator of changeable driveway |
| CN207760755U (en) * | 2017-12-26 | 2018-08-24 | 厦门市科发交通工程有限公司 | A kind of changeable driveway information sign board |
| CN207987813U (en) * | 2018-03-01 | 2018-10-19 | 广东民安交通工程有限公司 | A kind of Multifunction road indication board |
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2019
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| CN110965494A (en) | 2020-04-07 |
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