CN114561887A - Liftable height limiting device for highway - Google Patents
Liftable height limiting device for highway Download PDFInfo
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- CN114561887A CN114561887A CN202210316145.7A CN202210316145A CN114561887A CN 114561887 A CN114561887 A CN 114561887A CN 202210316145 A CN202210316145 A CN 202210316145A CN 114561887 A CN114561887 A CN 114561887A
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- 238000006073 displacement reaction Methods 0.000 description 8
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- 238000009434 installation Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000005341 toughened glass Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
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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
- E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
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Abstract
The invention relates to the technical field of highway height limitation, in particular to a liftable height limiting device for a highway, which solves the problems that the highway height limiting device in the market in the prior art is usually lifted and adjusted by matching a sliding block and a sliding groove when a cross beam is adjusted, the sliding block is easily worn for a long time, the sliding block is easily worn, the sliding block needs to be replaced by personnel at regular intervals, the use cost of an enterprise is increased, the workload of the personnel is increased, and the device is not convenient to use quickly. The utility model provides a highway is with liftable limit for height device, includes first straight-bar and second straight-bar, and the spread groove has been seted up at the top of first straight-bar, and the top fixedly connected with top cap of spread groove to the motor is installed to the inner chamber bottom of spread groove. The sliding block mill avoids the situation that the sliding block mill is easy to wear and needs to be replaced by personnel regularly in the traditional mode after being used for a long time, is convenient and quick for the personnel to use, reduces the use cost of enterprises and prolongs the service life of the whole device.
Description
Technical Field
The invention relates to the technical field of height limitation of highways, in particular to a height limiting device capable of ascending and descending for highways.
Background
The height limiting device is generally arranged at the tunnel entrance, the bridge opening entrance and other positions for limiting the height of passing cars, and preventing the cars with too high driving in, avoiding the top of the cars from colliding with facilities such as the top of the tunnel and the top of the bridge opening, and playing a role in protecting road facilities.
Application number 202021553117X discloses a limit for height pole, though avoided the vehicle to avoid the harm of carriage body after colliding with the limit for height pole, but broken glass is comparatively difficult at the in-process of clearance simultaneously, causes the hidden danger to the safe driving of follow-up vehicle simultaneously to before the process of new toughened glass installation, the effect of limit for height can't be realized to the limit for height pole, is simultaneously at the in-process to the toughened glass installation, needs many people in coordination.
However, the height limiting device for the highway on the market is usually adjusted by matching the sliding block with the sliding groove when the cross beam is adjusted, the sliding block is easily worn for a long time to be worn, the sliding block is easily worn, the sliding block needs to be replaced by personnel at regular intervals, the use cost of enterprises is increased, the workload of the personnel is increased, and the height limiting device for the highway is not beneficial to quick and convenient use of the device, so that the height limiting device for the highway is needed.
Disclosure of Invention
The invention aims to provide a lifting height limiting device for a road, which solves the problems that the lifting adjustment of a road height limiting device on the market in the prior art is usually carried out by matching a sliding block and a sliding groove when a cross beam is adjusted, the sliding block is easy to lose due to long-time abrasion, the replacement is required regularly by personnel, the use cost of an enterprise is increased, the workload of the personnel is increased, and the quick and convenient use of the device is not facilitated.
In order to achieve the purpose, the invention adopts the following technical scheme:
a lifting height limiting device for a road comprises a first straight rod and a second straight rod, wherein a connecting groove is formed in the top of the first straight rod, a top cover is fixedly connected to the top of the connecting groove, a threaded rod is arranged in the connecting groove in a rotating mode, a nut sleeve is sleeved on the outer ring of the threaded rod, a mounting groove is formed in the top of the second straight rod, the top cover is fixedly connected to the top of the mounting groove, a cross beam is horizontally arranged between the first straight rod and the second straight rod, gaskets are respectively arranged on two ends of the cross beam in a sliding mode along the length distribution of the cross beam, and a telescopic rod is fixedly arranged at one end, away from the cross beam, of each gasket;
one end of the telescopic rod, far away from the cross beam, is fixedly connected with a sliding block, the outer wall of one side of the first straight rod and the outer wall of one side of the second straight rod are respectively provided with a limiting groove matched with the sliding block, one side of the nut sleeve is fixedly connected with one end of the adjacent sliding block, one end of the other sliding block, far away from the cross beam, is fixedly connected with a connecting block which is positioned in the inner cavity of the mounting groove and matched with the mounting groove, and the top of the connecting block is elastically connected with the top cover through a plurality of springs;
an infrared detector for monitoring the height of a running vehicle is arranged at one end of the cross beam close to the running direction of the vehicle;
a movable plate is arranged on one side, away from the vehicle running direction, of the cross beam, a rotating rod is connected between the movable plate and the cross beam, a motor used for controlling the rotating rod to swing is arranged on the cross beam, two ends of the rotating rod, distributed along the length direction, are respectively hinged with the cross beam and the movable plate, and two ends of the movable plate, distributed along the length direction, are respectively and fixedly provided with a prompt lamp;
through the rotation of threaded rod is right the crossbeam highly adjusts under the different situation, and infrared detector detects the height of passing vehicle to highly contrasting with the height of current stage crossbeam according to the car, remind the driver through the warning light, and after the vehicle contradicted to the crossbeam, the vehicle drove the crossbeam and removes when continuing to go, simultaneously the telescopic link is elongated, avoids the crossbeam to damage, works as after the telescopic link extension extremely spacing, drive the gasket and be in remove on the crossbeam, further improve the resistance of traveling to the vehicle.
The invention has at least the following beneficial effects:
1. when the device is used by personnel, the nut sleeve is driven to move upwards or downwards through the operation of the motor, so that the sliding block and the cross beam can be moved and adjusted together, the movement direction of the sliding block is limited to be in a vertical state through the limiting groove, the stability in the adjustment process of the cross beam is ensured, the stable state of the roller is ensured through the side plate, the left-right shaking condition can not occur in the displacement process of the cross beam through the matching of the roller and the moving groove, the stability of the cross beam is further increased, the connecting block of which the other end is positioned at the inner side of the mounting groove of the second straight rod is driven to move together in the moving process of the cross beam, the connecting block is ensured to be always subjected to an upward pulling force through the spring, the balance of the two ends of the cross beam is kept, the condition that the sliding block is easy to wear and wear due to long-time use in the traditional mode and needs to be replaced by personnel regularly is avoided, and the device is convenient and quick to use by the personnel, the use cost of enterprises is reduced, and the service life of the whole device is prolonged.
2. Through the setting of motor, make things convenient for personnel to control when the threaded rod is rotatory, avoided threaded rod and top cap to take place violent friction, make the threaded rod rotatory more smooth and easy, through the setting of gyro wheel and shifting chute, make the slider at the displacement in-process, can not take place to rock the condition of collision about spacing inslot chamber and its inner wall, through the setting of door, make things convenient for personnel to overhaul the motor fast, through the setting of spring, make the connecting block drive crossbeam one end keep balance.
3. After the vehicle collides against the cross beam, the vehicle drives the cross beam to move while continuing to run, so as to drive the telescopic rod to elongate, thereby avoiding the cross beam from being directly damaged after instantaneously bearing large impact force, further causing large loss, and easily causing damage to traffic facilities due to the ultrahigh vehicle if not maintained in time.
4. Through infrared detector and warning light highly measuring and making the suggestion of passing vehicle, avoid navigating mate misjudgement car height to collide with the crossbeam, if after the collision takes place, remind the navigating mate once more through bee calling organ, after the telescopic link is tensile to being close to utmost point position, strike the carriage when descending through the movable plate, supplement the hardness of crossbeam simultaneously, avoid the crossbeam to take place plastic deformation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a connecting groove structure of the present invention;
FIG. 3 is a schematic view of the roller structure according to the present invention;
FIG. 4 is a schematic view of the mounting groove structure of the present invention;
fig. 5 is a schematic structural view of a cross beam in embodiment 2 of the present invention;
FIG. 6 is a schematic view of the structure of FIG. 5 in another direction;
FIG. 7 is a schematic view of the structure of FIG. 6 in another orientation;
fig. 8 is a schematic structural view of the operation between the moving plate and the cross beam.
In the figure: 1. a first straight rod; 2. a second straight bar; 3. a base; 4. a bin gate; 5. a hinge; 6. a handle; 7. a drain pipe; 8. a top cover; 9. rotating the motor; 10. a sloping plate; 11. a threaded rod; 12. a nut sleeve; 13. a rotating shaft; 14. a limiting groove; 15. a moving groove; 16. a slider; 17. a side plate; 18. a roller; 19. connecting blocks; 20. a spring; 21. mounting grooves; 22. a cross beam; 23. connecting grooves; 24. a telescopic rod; 25. rotating the rod; 26. moving the plate; 27. an infrared detector; 28. a warning light; 29. and (6) a gasket.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1-4, a height-adjustable limiting device for a road comprises a first straight bar 1 and a second straight bar 2, wherein a connecting groove 23 is formed in the top of the first straight bar 1, a top cover 8 is fixedly connected to the top of the connecting groove 23, a rotating motor 9 is mounted at the bottom of an inner cavity of the connecting groove 23, a threaded rod 11 is connected to the top of the rotating motor 9 in a transmission manner, one end of the threaded rod 11, which is far away from the rotating motor 9, is rotatably connected to the bottom of an adjacent top cover 8, a nut sleeve 12 is sleeved on the outer ring of the threaded rod 11, a mounting groove 21 is formed in the top of the second straight bar 2, the top of the mounting groove 21 is fixedly connected to the top cover 8, a cross beam 22 is horizontally arranged between the first straight bar 1 and the second straight bar 2, sliders 16 are fixedly connected to two ends of the cross beam 22, a limiting groove 14 matched with the sliders 16 is formed in the outer wall of one side of the first straight bar 1 and the outer wall of the second straight bar 2, and the two inner wall sides of the limit groove 14 are both provided with a moving groove 15, the two sides of the two outer walls of the sliding block 16 are both fixedly connected with a side plate 17, a plurality of rolling wheels 18 are arranged between the two side plates 17 and along the vertical direction of the side plate 17, and the two ends of the rolling wheels 18 are respectively and rotatably connected with one side of the adjacent side plate 17, one side of the nut sleeve 12 is fixedly connected with one end of the adjacent sliding block 16, one end of the other sliding block 16, which is far away from the cross beam 22, is positioned in the inner cavity of the mounting groove 21 and is fixedly connected with a connecting block 19 matched with the mounting groove 21, the top of the connecting block 19 is elastically connected with the adjacent top cover 8 through a plurality of springs 20, in particular, when the nut sleeve 12 is used by a person, the person controls the rotating motor 9 to give rotating power to the threaded rod 11, so that the nut sleeve 12 carries out upward or downward displacement, the sliding block 16 and the cross beam 22 are driven to move and adjust together, the moving direction of the sliding block 16 is limited by the limit groove 14 to be in a vertical state, guaranteed the stability in the crossbeam 22 adjustment process, the stable condition of gyro wheel 18 has been guaranteed through curb plate 17, cooperation through gyro wheel 18 and shifting chute 15, make crossbeam 22 displacement in-process can not take place the condition of roll, crossbeam 22's stability has further been increased, crossbeam 22 removes the in-process and has driven the other end and move in the second straight-bar 2 is located the inboard connecting block 19 of mounting groove 21 in the lump, it receives an ascending pulling force all the time to have guaranteed through spring 20 that connecting block 19, keep the balance at crossbeam 22 both ends, the traditional mode has been avoided, long-time use makes 16 grindings of slider easily wear and tear, the condition that needs personnel's periodic replacement, the swift use of personnel is made things convenient for simultaneously, the use cost of enterprise has been reduced, the holistic life of device has been increased.
The scheme has the following working processes:
when personnel use, personnel rotate motor 9 through control and give threaded rod 11 rotary power, make nut cover 12 carry out upwards or decurrent displacement, slider 16 and crossbeam 22 have been driven and the regulation of removing in the lump, the direction of motion of having limited slider 16 through spacing groove 14 is vertical state, the stability in crossbeam 22 accommodation process has been guaranteed, the steady state of gyro wheel 18 has been guaranteed through curb plate 17, cooperation through gyro wheel 18 and shifting chute 15, make the crossbeam 22 displacement in-process can not take place the condition of rolling about, the stability of crossbeam 22 has further been increased, crossbeam 22 removes the in-process and has driven the other end and has moved in the second straight-bar 2 is located the inboard connecting block 19 of mounting groove 21 in the lump, it receives an ascending pulling force all the time to have guaranteed through spring 20 connecting block 19, keep the balance at crossbeam 22 both ends.
According to the working process, the following steps are known:
the condition that in the traditional mode, long-time use makes 16 rubs of slider wearing and tearing, needs personnel's periodic replacement has been avoided, has made things convenient for the swift use of personnel simultaneously, has reduced the use cost of enterprise, has increased the holistic service life of device.
Further, the bottom of the rotating motor 9 and the bottom of the inner cavity of the connecting groove 23 are fixedly connected through a bolt, the output shaft of the rotating motor 9 is in transmission connection with one end of the threaded rod 11, and specifically, through the arrangement of the rotating motor 9, the threaded rod 11 is convenient for a person to control the rotation of the threaded rod for a long time.
Further, the threaded rod 11 is far away from and is connected through pivot 13 rotation between the one end of rotating motor 9 and the bottom of adjacent top cap 8, and is concrete, through the setting of pivot 13, has avoided threaded rod 11 and top cap 8 to take place violent friction for threaded rod 11 is rotatory more smoothly.
Further, the swash plate 10 is fixedly connected to the lower portion of the inner cavity of the connecting groove 23, one end of the threaded rod 11 penetrates through the swash plate 10 and is in transmission connection with an output shaft of the rotating motor 9, the outer ring of the first straight rod 1 and one side of the swash plate 10 are communicated with the drain pipe 7, the outer ring of the plurality of rollers 18 are in sliding connection with the inner cavity of the moving groove 15, and specifically, the sliding block 16 is arranged through the rollers 18 and the moving groove 15, so that the situation that the inner cavity of the limiting groove 14 and the inner wall of the limiting groove are in left-right shaking collision cannot occur in the displacement process.
Furtherly, one side outer wall lower part of first straight-bar 1 rotates through hinge 5 to be connected with door 4, and one side fixedly connected with handle 6 of door 4, the equal fixedly connected with base 3 in bottom of first straight-bar 1 and second straight-bar 2, and is concrete, through the setting of base 3, has increased the stability of device bottom, through the setting of hinge 5 and handle 6, makes things convenient for personnel to open door 4, through the setting of door 4, makes things convenient for personnel to overhaul fast and rotates motor 9.
Further, a plurality of spring 20 respectively with four corner fixed connection in top of connecting block 19, and the other end of a plurality of spring 20 respectively with four corner fixed connection in bottom of adjacent top cap 8, specific, through spring 20's setting for connecting block 19 drives crossbeam 22 one end keep balance.
In summary, the following steps: when a person uses the device, the person controls the rotating motor 9 to give rotating power to the threaded rod 11, so that the nut sleeve 12 moves upwards or downwards, the slider 16 and the cross beam 22 are driven to move and adjust together, the limiting groove 14 limits the movement direction of the slider 16 to be in a vertical state, the stability of the cross beam 22 in the adjusting process is ensured, the side plate 17 ensures the stable state of the roller 18, the roller 18 is matched with the moving groove 15, the cross beam 22 does not shake left and right in the moving process, the stability of the cross beam 22 is further increased, the cross beam 22 drives the connecting block 19 at the other end of the second straight rod 2 inside the mounting groove 21 to move together in the moving process, the spring 20 ensures that the connecting block 19 is always subjected to an upward pulling force to keep the balance of the two ends of the cross beam 22, and the person can conveniently control the length of rotation of the threaded rod 11 by rotating the motor 9, avoided threaded rod 11 and top cap 8 to take place violent friction, make threaded rod 11 rotatory more smooth and easy, setting through gyro wheel 18 and shifting chute 15, make slider 16 at the displacement in-process, can not take place at the condition of spacing groove 14 inner chamber rather than the inner wall roll collision, setting through base 3, the stability of device bottom has been increased, setting through hinge 5 and handle 6, convenience of customers opens door 4, setting through door 4, convenience of customers overhaul fast and rotate motor 9, setting through spring 20, make connecting block 19 drive crossbeam 22 one end keep balance, in having avoided the traditional mode, long-time use makes slider 16 grind easy wearing and tearing, the condition that needs personnel's periodic replacement, the swift use of personnel is convenient for simultaneously, enterprise use cost has been reduced, the holistic service life of device has been increased.
Example 2
Based on embodiment 1, although embodiment 1 solves the problems of height adjustment of the cross beam under different conditions and convenient maintenance of the device, in the using process of the cross beam, the vehicle body collides with the cross beam due to wrong estimation of the height of the vehicle by a driver, the vehicle and the cross beam are damaged, and after the vehicle collides with the cross beam, if the vehicle is clamped into the lower end of the cross beam, the vehicle cannot normally move, so that traffic jam is caused.
As shown in fig. 5-8, two ends of the cross beam 22 distributed along the length are respectively provided with a gasket 29 in a sliding manner, one end of the gasket 29 away from the cross beam 22 is fixedly provided with an expansion link 24, one end of the expansion link 24 away from the cross beam 22 is fixedly connected with a slider 16, the expansion link 24 is connected with the cross beam 22 through the gasket 29, after a vehicle collides with the cross beam 22, the cross beam 22 is protected from bending deformation under impact, and further, after the vehicle collides, the cross beam 22 is pushed by the vehicle to drive the expansion link 24 to extend, so that the cross beam 22 is driven to move, the impact force of the vehicle on the cross beam 22 is reduced, the purpose of protecting the cross beam 22 is achieved, and meanwhile, the damage to the vehicle is reduced.
The telescopic rod 24 is preferably four-section sleeves, wherein the movable sleeve is three-section, wherein a return spring is connected between the embedded rod and the adjacent rod, the elastic force of the return spring between the two front sections of sleeves is smaller than the friction force between the gasket 29 and the cross beam 22, and the elastic force of the return spring of the last section of sleeve is larger than the friction force between the gasket 29 and the cross beam 22, that is, when the telescopic rod 24 stretches the two front sections of sleeves, the position of the gasket 29 on the cross beam 22 does not change, when the telescopic rod 24 stretches to the last section of sleeve, the gasket 29 stops after moving for a short distance along with the movement of the cross beam 22, it should be noted that the moving direction of the gasket 29 is the same as the stretching direction of the telescopic rod 24, and the gasket 29 does not depart from the connecting range of the cross beam 22, and then the last section of sleeve of the telescopic rod 24 stretches along with the movement of the cross beam 22.
Meanwhile, the cross beam 22 is supported through the hardness of the telescopic rod 24, so that the horizontal height of the cross beam 22 is prevented from being changed in the moving process, and the vehicle is prevented from being damaged.
As shown in fig. 8, an infrared detector 27 for monitoring the height of the traveling vehicle is disposed at one end of the cross beam 22 close to the traveling direction of the vehicle, the infrared detector 27 is disposed in a groove of the cross beam 22, so as to prevent the infrared detector 27 from being damaged by the vehicle impact, and indicator lights 28 are respectively fixedly disposed at two ends of the moving plate 26 along the length distribution, so that when the vehicle contacts the front of the moving plate 26, the indicator lights 28 are in a relatively safe position and cannot be damaged by the vehicle impact, wherein the initial position of the moving plate 26 is located at one side of the cross beam 22 close to the ground, so as to compensate the height of the cross beam 22, and through the height of the infrared detector 27 to the vehicle, the height of the moving plate 26 after the cross beam 22 moves away from the ground and the height of the cross beam 22 away from the ground, so that the height comparison among the vehicle height of the infrared detector 27, the height of the cross beam 22 and the moving plate 26 is performed, and the data analyzed by the infrared detector 27 is uploaded to the control center, the control center is positioned in the cross beam 22, so that different colors are emitted through the control center regulation and control prompt lamp 28 according to the height of the vehicle, whether the vehicle driven by the driver passes through the control center regulation and control prompt lamp is reminded, meanwhile, the condition that the vehicle and the cross beam 22 are damaged when the driver judges the height of the vehicle by mistake is avoided, and the probability that the driver judges the height by mistake is reduced.
Be equipped with on crossbeam 22 and be used for controlling the wobbling motor of dwang 25, rotate through motor control dwang 25, thereby the realization is to the position movement of movable plate 26, infrared detector 27 can carry out color control to warning light 28 through the control maincenter simultaneously, the color of warning light 28 can be controlled the rotation of motor, and the rotation of motor can also be controlled by the removal of gasket 29, the moving direction that is when gasket 29 is the same with the traffic direction of vehicle promptly, make motor control dwang 25 rotate, make movable plate 26 rise, be located crossbeam 22 and keep away from one side of vehicle traffic direction.
Meanwhile, in order to protect the moving plate 26 and the vehicle, the material of the moving plate 26 is a rubber material with poor flexibility.
The detection conditions of the infrared detector 27 are divided into three types:
when the vehicle can normally pass through, namely the distance between the vehicle and the moving plate 26 is more than or equal to 50 cm, the color of the prompting lamp 28 is green at the moment, so that a driver can be prompted to normally pass through, and the position of the moving plate 26 cannot be changed at the moment;
when the height of the vehicle is close to that of the cross beam 22, namely the distance between the vehicle and the cross beam 22 is 1-50 cm and does not contain 50 cm, the color of the prompting lamp 28 is yellow to remind a driver of slow walking, at the moment, in order to enhance the sensitivity of the driver to the sense of light, the color of the prompting lamp 28 is fed back to the control center, so that the motor drives the moving plate 26 to realize regular movement, the light source of the prompting lamp 28 is regularly moved, the attention of the driver is attracted, the driver is prompted to slow down and slow walking, meanwhile, after the vehicle is abutted against the moving plate 26 and is not contacted with the cross beam 22, the motor drives the moving plate 26 to rebound, the moving plate 26 is placed on one side of the cross beam 22 away from the driving direction of the vehicle, so that the vehicle passes through the height limiting device under the slow walking, because the material of the moving plate 26 is a rubber material, when the vehicle is abutted against the moving plate 26, the vehicle body cannot be damaged, the cross beam 22 does not move at the moment, the telescopic rod 24 is not elongated, and the motor does not have the premise of rapidly overturning the moving plate 26;
when the height of the vehicle is higher than that of the cross beam 22, namely, the distance between the vehicle and the cross beam 22 is less than or equal to 0 cm, the color of the indicator light 28 is red to indicate that a driver forbids driving, so as to avoid traffic jam caused by the fact that the vehicle cannot pass after driving, at the moment, the indicator light 28 shakes along with the movable plate 26, at the same time, after the vehicle contacts the movable plate 26, the movable plate 26 is driven by the motor to rebound, the movable plate 26 is placed on one side of the cross beam 22 away from the driving direction of the vehicle, at the moment, after the vehicle contacts the cross beam 22, in order to protect the cross beam 22, so that the cross beam 22 moves along with the movement of the vehicle, and simultaneously, the telescopic rod 24 is driven to extend to offset the impact force of the vehicle on the cross beam 22, at the moment, the motor has the premise of rapidly overturning the movable plate 26, because the elastic force of the return spring of the last sleeve of the telescopic rod 24 is greater than the friction force between the gasket 29 and the cross beam 22, namely when two sections sleeve pipes before telescopic link 24 is tensile, the position of gasket 29 on crossbeam 22 does not change, when telescopic link 24 is tensile to last section sleeve pipe, gasket 29 stops after taking place the short distance removal along with crossbeam 22's removal, thereby the removal of gasket 29 is transmitted to the control maincenter, assign the rotation instruction to the motor through the control maincenter, thereby drive movable plate 26 and strike the carriage, when further reminding the driver to pay attention to, increase the area of contact of limit for height device and vehicle, be used for protecting crossbeam 22 can not damaged fast, set up the last section of telescopic link 24 simultaneously, be used for movable plate 26 strike the back to offset of vehicle braking distance.
When the vehicle continuously runs to drive the cross beam 22 to move, the contact part of the cross beam 22 and the vehicle is finally easily bent, so that the ultrahigh vehicle escapes and the subsequent railway facilities are damaged, in order to avoid that the cross beam 22 is damaged by the continuous motion of the vehicle colliding with the cross beam 22 and then passes through a height limiting device, a moving plate 26 is arranged on one side of the cross beam 22 away from the running direction of the vehicle, a rotating rod 25 is connected between the moving plate 26 and the cross beam 22, wherein the rotating force of the rotating rod 25 is derived from a motor, two ends of the rotating rod 25 distributed along the length direction are respectively hinged with the cross beam 22 and the moving plate 26, the moving plate 26 is driven to move towards one side of the ground along with the movement of the rotating rod 25, so that the moving plate 26 moves to the lower side of the cross beam 22, when the moving plate 26 collides with the vehicle, the cross beam 22 is supplemented, so as to further restrict the position of the vehicle, the cross beam 22 is prevented from being plastically deformed, and the movable plate 26 makes a sound after being contacted with the vehicle, so that a driver is further reminded to pay attention to the condition outside the carriage, and the damage to the height limiting rod, which cannot be repaired, is avoided.
When the driver is distracted to drive and mistakenly enters the height-limited road section, the driver still drives the vehicle to continue moving forwards, and the vehicle is abutted to the cross beam 22 and then drives the cross beam 22 and the telescopic rod 24 to be stretched, so that the telescopic rod 24 is moved to transmit data to the control center, the buzzer is arranged on the second straight rod 2, the buzzer is controlled to generate sound through the control center, the driver is reminded of stopping in time, and the driver exits from the height-limited road.
The height of the passing vehicle is detected by the infrared detector 27, so that the data analyzed by the infrared detector 27 is uploaded to the control center according to the comparison between the height of the vehicle and the height of the cross beam 22 in the current stage, the control center reminds the driver by the regulation and control prompt lamp 28, the driver can conveniently and rapidly identify whether the vehicle can normally pass through the cross beam 22, the problem that whether the vehicle height can normally pass through can be carefully considered in the driving process of the driver is solved, the passing safety and the passing efficiency are improved, however, the distracted driving condition can occur in the driving process of some drivers, so that the judgment capability of the prompt condition of the prompt lamp 28 is low, the driver enters a height-limited road on the premise that the red lamp is displayed by the prompt lamp 28, collision between the vehicle and the cross beam 22 is caused, traffic jam is caused, and after the vehicle collides with the cross beam 22, the vehicle drives the cross beam 22 to move while continuously running, and further drives the telescopic rod 24 to elongate, so as to prevent the cross beam 22 from being damaged after instantaneously bearing a large impact force, and the telescopic rod 24 is extended and uploaded to the control center, and the buzzer on the second straight rod 2 is controlled by the control center to remind a driver in a carriage, if the vehicle continuously runs, after the telescopic rod 24 is driven to stretch to the last sleeve, the gasket 29 stops moving along with the movement of the cross beam 22, at the moment, the last sleeve of the telescopic rod 24 is stretched along with the movement of the cross beam 22, and the movable plate 26 is driven to move to one side of the ground along with the movement of the rotating rod 25, so that the movable plate 26 moves to the lower side of the cross beam 22, and when the movable plate 26 collides with the vehicle, the cross beam 22 is supplemented, so as to further restrain the position of the vehicle, and avoid the plastic deformation of the cross beam 22, and the movable plate 26 makes a sound after contacting with the vehicle, further reminds the driver to pay attention to the condition outside the carriage, avoids causing irreparable damage to the height limiting rod, after the vehicle exits from the cross beam 22 with the assistance of a manager, the telescopic rod 24 is restored to the initial length under the action of the reset spring, meanwhile, the buzzer stops working, and the gasket 29 is restored to the initial position, so that the movable plate 26 is driven to move to the side edge of the cross beam 22 by controlling the position of the central regulation and control rotating rod 25.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A height-limiting device capable of being lifted for a road comprises a first straight rod and a second straight rod and is characterized in that a connecting groove is formed in the top of the first straight rod, a top cover is fixedly connected to the top of the connecting groove, a threaded rod is arranged in the connecting groove in a rotating mode, a nut sleeve is sleeved on the outer ring of the threaded rod, a mounting groove is formed in the top of the second straight rod, the top cover is fixedly connected to the top of the mounting groove, a cross beam is horizontally arranged between the first straight rod and the second straight rod, gaskets are arranged on two ends of the cross beam along the length distribution in a sliding mode respectively, and a telescopic rod is fixedly arranged at one end, far away from the cross beam, of each gasket;
one end of the telescopic rod, far away from the cross beam, is fixedly connected with a sliding block, the outer wall of one side of the first straight rod and the outer wall of one side of the second straight rod are respectively provided with a limiting groove matched with the sliding block, one side of the nut sleeve is fixedly connected with one end of the adjacent sliding block, one end of the other sliding block, far away from the cross beam, is fixedly connected with a connecting block which is positioned in the inner cavity of the mounting groove and matched with the mounting groove, and the top of the connecting block is elastically connected with the top cover through a plurality of springs;
an infrared detector for monitoring the height of a running vehicle is arranged at one end of the cross beam close to the running direction of the vehicle;
a movable plate is arranged on one side, away from the vehicle running direction, of the cross beam, a rotating rod is connected between the movable plate and the cross beam, a motor for controlling the rotating rod to swing is arranged on the cross beam, two ends, distributed along the length direction, of the rotating rod are hinged to the cross beam and the movable plate respectively, and two ends, distributed along the length direction, of the movable plate are fixedly provided with prompt lamps respectively;
the heights of the cross beams under different conditions are adjusted through rotation of the threaded rod, the infrared detector detects the height of a passing vehicle, and therefore a driver is reminded through a prompt lamp according to comparison between the height of the vehicle and the height of the cross beam in the current stage; after the vehicle contradicts to the crossbeam on, the vehicle drives the crossbeam and removes when continuing to go, simultaneously the telescopic link is elongated, avoids the crossbeam to damage, works as after the telescopic link extension extremely spacing, drive the gasket and be in remove on the crossbeam, further improve the resistance of traveling to the vehicle.
2. The height-limiting device for the road of claim 1, wherein a rotating motor is installed at the bottom of the inner cavity of the connecting groove, a transmission end of the rotating motor is connected with the threaded rod, one end of the threaded rod, which is far away from the rotating motor, is rotatably connected with the bottom of the top cover, the bottom of the rotating motor is fixedly connected with the bottom of the inner cavity of the connecting groove through a bolt, and an output shaft of the rotating motor is in transmission connection with one end of the threaded rod.
3. The height-limiting device for the road according to claim 2, wherein a moving groove is formed on each of two inner wall sides of the limiting groove, side plates are fixedly connected to each of two outer walls of the sliding block, a plurality of rollers are arranged between the two side plates and along the vertical direction of the side plates, and the rollers are rotatably connected with the two side plates.
4. The height-adjustable height-limiting device for the road according to claim 1, wherein an inclined plate is fixedly connected to the lower portion of the inner cavity of the connecting groove, one end of the threaded rod penetrates through the inclined plate to be in transmission connection with an output shaft of a rotating motor, a drain pipe is communicated with the outer ring of the first straight rod and one side of the inclined plate, and the outer rings of the plurality of rollers are in sliding connection with the inner cavity of the moving groove.
5. The height-adjustable device according to claim 1, wherein the lower portion of the outer wall of one side of the first straight rod is rotatably connected with a bin gate through a hinge, a handle is fixedly connected to one side of the bin gate, and the bottom of the first straight rod and the bottom of the second straight rod are both fixedly connected with a base.
6. A height adjustable device according to claim 1, wherein the springs are fixedly connected to four corners of the top of the connecting block, and the other ends of the springs are fixedly connected to four corners of the bottom of the top cover.
7. A height-adjustable device according to claim 1, wherein the infrared detector is configured to detect three types of conditions, the warning light is green when the vehicle can normally pass through, yellow when the vehicle is at a height close to the height of the cross beam, and the warning light is red when the vehicle is at a height higher than the height of the cross beam to warn the driver of the vehicle, and the driver is prohibited to drive in.
8. The height-limiting device for the road capable of ascending and descending according to claim 1, wherein the infrared detector is located in the groove of the cross beam, so that the infrared detector is prevented from being damaged by vehicle impact, and a control center for regulating and controlling the motor after receiving an instruction is arranged in the cross beam.
9. The height-adjustable height-limiting device for roads of claim 1, wherein a buzzer is arranged on the second straight rod.
10. The height-adjustable height-limiting device for roads of claim 1, wherein the telescopic rod is a four-section sleeve, wherein the movable sleeve is a three-section sleeve, wherein a return spring is connected between the embedded rod and the adjacent rod, wherein the elastic force of the return spring between the two front sections of sleeves is smaller than the friction force between the spacer and the cross beam, and the elastic force of the return spring of the last section of sleeves is larger than the friction force between the spacer and the cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210316145.7A CN114561887A (en) | 2022-03-29 | 2022-03-29 | Liftable height limiting device for highway |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210316145.7A CN114561887A (en) | 2022-03-29 | 2022-03-29 | Liftable height limiting device for highway |
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| CN114561887A true CN114561887A (en) | 2022-05-31 |
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| CN202210316145.7A Pending CN114561887A (en) | 2022-03-29 | 2022-03-29 | Liftable height limiting device for highway |
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