CN113550247A - Height limiting rod - Google Patents
Height limiting rod Download PDFInfo
- Publication number
- CN113550247A CN113550247A CN202110884445.0A CN202110884445A CN113550247A CN 113550247 A CN113550247 A CN 113550247A CN 202110884445 A CN202110884445 A CN 202110884445A CN 113550247 A CN113550247 A CN 113550247A
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- CN
- China
- Prior art keywords
- base
- road
- fixed
- rod
- height
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
-
- 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
- E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
- E01F13/08—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into closed position about a transverse axis situated in the road surface, e.g. tiltable sections of the road surface, tiltable parking posts
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention relates to the field of road facilities, and particularly discloses a height limiting rod which comprises a double-lane road, wherein concave cavities are formed in the bottoms of a left lane and a right lane of the road, a gap is reserved between the concave cavities, a plurality of connecting grooves with equal intervals are formed in the tops of the concave cavities, the concave cavities are vertically connected with bases in a sliding mode, a plurality of limiting plates which are opposite to the connecting grooves one by one are arranged at the tops of the bases, and driving hydraulic cylinders for driving the bases to slide are arranged at the bottoms of the concave cavities; fixing columns which are symmetrically arranged are fixed on two sides of the road, and the fixing columns are located between the concave cavities; the top ends of the fixed columns are respectively provided with a cross rod parallel to a road, the cross rods face to the corresponding concave cavities, the opposite surfaces of the cross rods are provided with sliding grooves, the sliding grooves are respectively connected with a base in a sliding manner, a reset device is arranged between the sliding grooves and the base, the opposite ends of the base are respectively fixed with a stop lever, and the opposite ends of the stop levers are abutted; the invention aims to solve the problem that the existing height limiting device cannot obviously prompt an ultrahigh vehicle.
Description
Technical Field
The invention relates to the technical field of road facilities, and particularly discloses a height limiting rod.
Background
The height limiting device is installed on a city road and is mainly used for protecting roads, bridges and the like and preventing overhigh vehicles from entering a height limiting road section. The height limiting device with the traditional structure generally adopts a gantry type frame structure consisting of two upright posts and a height limiting rod, and the upright posts are buried underground or fixed on the ground to limit the height of a vehicle. When a driver does not notice the height limiting device or forecast the height of the height limiting rod or the vehicle incorrectly, the upright column and the height limiting rod are easy to collapse and incline, and traffic accidents are easy to cause; therefore, there is a need for a height limiting device that can prompt the user of an ultrahigh vehicle in time.
Disclosure of Invention
The invention aims to provide a height limiting rod to solve the problem that the existing height limiting device cannot obviously prompt an ultrahigh vehicle.
In order to achieve the purpose, the basic scheme of the invention is as follows:
a height limiting rod comprises a double-lane road, wherein concave cavities are formed in the bottoms of a left lane and a right lane of the road, a space is reserved between the concave cavities, a plurality of connecting grooves with equal intervals are formed in the tops of the concave cavities, the concave cavities are vertically and slidably connected with bases, a plurality of limiting plates which are opposite to the connecting grooves one by one are arranged at the tops of the bases, and driving hydraulic cylinders for driving the bases to slide are arranged at the bottoms of the concave cavities; fixing columns which are symmetrically arranged are fixed on two sides of the road, and the fixing columns are located between the concave cavities; the top ends of the fixed columns are respectively provided with a cross rod parallel to a road, the cross rods face to the corresponding concave cavities, the opposite surfaces of the cross rods are provided with sliding grooves, the sliding grooves are respectively connected with a base in a sliding manner, a reset device is arranged between the sliding grooves and the base, the opposite ends of the base are respectively fixed with a stop lever, and the opposite ends of the stop levers are abutted; and a first travel switch and a second travel switch which are contacted with the sliding seat are arranged on the side wall of the sliding groove, and the first travel switch and the second travel switch are used for controlling the opening and closing of the driving hydraulic cylinder.
When the ultrahigh vehicle drives to the height limiting rod, the top of the ultrahigh vehicle pushes the stop rod right above the corresponding lane, the stop rod drives the base to move, the base is separated from contact with the first travel switch, the first travel switch starts the driving hydraulic cylinder, the driving hydraulic cylinder drives the base to push the limiting plate out of the connecting groove, and the limiting plate is exposed out of the road surface; when the superelevation vehicle continues to advance, the vehicle continues to promote the base, when the base removed to extreme position, base and second travel switch contact, and second travel switch makes drive hydraulic cylinder close, and the vehicle exercises to contacting with the limiting plate this moment, and the limiting plate restricts the exercise of vehicle with this suggestion driver vehicle height and surpasss the restriction, and the driver of being convenient for can in time park, avoids the vehicle to continue to travel, leads to limit for height device damage.
Meanwhile, in the scheme, the running of the ultrahigh vehicle only can push the stop lever on the running lane of the ultrahigh vehicle to promote the limiting plate of the running lane to rise, the stop lever on the other running lane cannot be influenced, the influence on the other running lane cannot be caused, and the influence on the normal running of the ultrahigh vehicle on the other running lane is avoided.
Optionally, the limiting plate is arc-shaped, the circle center of the limiting plate faces the coming direction of the road, and the bottom end of the limiting plate is hinged to the base; the buffer slot has been seted up to the base upper surface, and sliding connection has the connecting seat in the buffer slot, is fixed with hydraulic damper between connecting seat and the buffer slot, and it has the connecting rod to articulate between the outer cambered surface of connecting seat and limiting plate.
When the vehicle traveles to when laminating with the limiting plate, the limiting plate atress is crooked and promote the connecting seat through the connecting rod, and the connecting seat then cushions through hydraulic damper and slows down, reduces the impact between limiting plate and the vehicle when guaranteeing to slow down the vehicle, plays the effect of protection limiting plate and vehicle.
Optionally, the fixed column is vertically and slidably connected with an adjusting seat, and the cross bar is fixed on the side wall of the adjusting seat; the fixing column is provided with a plurality of connecting holes, and the adjusting seat is provided with bolts matched with the connecting holes.
Through the slip of adjusting the seat, play the height of adjusting the pin, play the effect of adjusting limit for height pole limit for height scope, make limit for height pole can adapt to more use scenes.
Optionally, the resetting device includes an elastic telescopic rod coaxial with the chute, the elastic telescopic rod is fixed at the end of the chute, the movable end of the elastic telescopic rod faces the corresponding base, and the movable end of the elastic telescopic rod is fixed with a resetting spring abutting against the base.
When the vehicle passes through the pin and promotes the base and remove, the base extrusion reset spring and elasticity telescopic link play the effect of buffering to base and pin, prevent that the vehicle speed of a motor vehicle from causing the damage to the pin at the excessive speed.
Optionally, both ends face is seted up the spacing groove that is on a parallel with the spout about the spout, both ends are rotated to be connected with the gyro wheel that stretches into the spacing groove about the base.
Through the cooperation between spacing groove and the gyro wheel, the removal of the base of being convenient for just plays the effect of direction to the base, prevents that the base from taking place the skew at the removal in-process.
Optionally, a reinforcing rib is fixed between the base and the stop lever.
Optionally, the two sides of the road are provided with drainage grooves communicated with the corresponding concave cavities.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a cross bar in an embodiment of the present invention;
FIG. 3 is a longitudinal cross-sectional view of a cross-bar in an embodiment of the present invention;
fig. 4 is a longitudinal cross-sectional view of a cavity in an embodiment of the invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: road 1, fixed column 2, connecting groove 3, cavity 4, base 5, limiting plate 6, drive hydraulic cylinder 7, horizontal pole 8, spout 9, base 10, pin 11, first travel switch 12, second travel switch 13, connecting seat 14, hydraulic damper 15, connecting rod 16, adjust seat 17, bolt 18, elasticity telescopic link 19, reset spring 20, spacing groove 21, gyro wheel 22, strengthening rib 23, water drainage tank 24.
Examples
As shown in fig. 1, 2, 3 and 4:
a height limiting rod comprises a double-lane road 1, wherein concave cavities 4 are formed in the bottoms of a left lane and a right lane of the road 1, a space is reserved between the concave cavities 4, a plurality of connecting grooves 3 with equal intervals are formed in the tops of the concave cavities 4, the concave cavities 4 are vertically and slidably connected with bases 5, a plurality of limiting plates 6 which are opposite to the connecting grooves 3 one by one are arranged on the tops of the bases 5, and driving hydraulic cylinders 7 for driving the bases 5 to slide are arranged at the bottoms of the concave cavities 4; symmetrically arranged fixing columns 2 are poured on two sides of the road 1, and the fixing columns 2 are located between the concave cavities 4; the top ends of the fixed columns 2 are all welded with cross rods 8 parallel to the road 1, the cross rods 8 face the corresponding concave cavities 4, sliding grooves 9 are formed in the opposite surfaces of the cross rods 8, bases 10 are connected in the sliding grooves 9 in a sliding mode, a reset device is arranged between the sliding grooves 9 and the bases 10, stop rods 11 are fixed to the opposite ends of the bases 10, and the opposite ends of the stop rods 11 are abutted; and a first travel switch 12 and a second travel switch 13 which are in contact with the sliding base are arranged on the side wall of the sliding groove 9, and the first travel switch 12 and the second travel switch 13 are used for controlling the opening and closing of the driving hydraulic cylinder 7.
When the ultrahigh vehicle drives to the height limiting rod, the top of the ultrahigh vehicle pushes the stop rod 11 right above the corresponding lane, the stop rod 11 drives the base 10 to move, the base 10 is separated from the contact with the first travel switch 12, the first travel switch 12 starts the driving hydraulic cylinder 7, the driving hydraulic cylinder 7 pushes the base 5 and pushes the limiting plate 6 out of the connecting groove 3, and the limiting plate 6 is exposed out of the surface of the road 1; when the ultrahigh vehicle continues to advance, the vehicle continues to push the base 10, when the base 10 moves to the limit position, the base 10 is in contact with the second travel switch 13, the second travel switch 13 enables the driving hydraulic cylinder 7 to be closed, the vehicle drives to be in contact with the limiting plate 6 at the moment, and the limiting plate 6 limits the driving of the vehicle so as to prompt a driver that the vehicle height exceeds the limit, so that the driver can stop the vehicle in time, and the situation that the vehicle continues to drive and the height limiting device is damaged is avoided; when the vehicle is driven away from the height limiting rod, the base 10 and the stop lever 11 move in reverse directions under the action of the resetting device, at the moment, the base 10 is separated from contact with the second travel switch 13, the second travel switch 13 starts the driving hydraulic cylinder 7, the driving hydraulic cylinder 7 drives the base 5 and the limiting plate 6 to move downwards, and the limiting plate 6 is retracted into the cavity 4, so that the road 1 can be normally used; when the base 10 moves reversely to the initial position, the base 10 contacts the first travel switch 12 again, and the first travel switch 12 turns off the driving hydraulic cylinder 7.
Meanwhile, in the scheme, the running of the ultrahigh vehicle only can push the stop lever 11 on the running lane of the ultrahigh vehicle to promote the limiting plate 6 of the running lane to rise, the stop lever 11 on the other lane cannot be influenced, and the normal running of the ultrahigh vehicle on the other lane is avoided being influenced.
As shown in fig. 4: optionally, the limiting plate 6 is arc-shaped, the circle center of the limiting plate 6 faces the direction of the coming vehicle of the road 1, and the bottom end of the limiting plate 6 is hinged to the base 5; the buffer slot has been seted up to base 5 upper surface, and sliding connection has connecting seat 14 in the buffer slot, is fixed with hydraulic damper 15 between connecting seat 14 and the buffer slot, and it has connecting rod 16 to articulate between the extrados of connecting seat 14 and limiting plate 6.
When the vehicle travels to and when limiting plate 6 laminating, limiting plate 6 atress is crooked and promote connecting seat 14 through connecting rod 16, and connecting seat 14 then cushions through hydraulic damper 15 and slows down, reduces the impact between limiting plate 6 and the vehicle when guaranteeing to slow down the vehicle, plays the effect of protection limiting plate 6 and vehicle.
As shown in fig. 1: optionally, an adjusting seat 17 is vertically and slidably connected to the fixed column 2, and the cross bar 8 is fixed to a side wall of the adjusting seat 17; a plurality of connecting holes are arranged on the fixing column 2, and a bolt 18 matched with the connecting holes is arranged on the adjusting seat 17.
Through the slip of adjusting seat 17, play the height of adjusting pin 11, play the effect of adjusting limit for height pole limit for height scope, make limit for height pole can adapt to more use scenes.
As shown in fig. 2: optionally, the resetting device includes an elastic telescopic rod 19 coaxial with the sliding chute 9, the elastic telescopic rod 19 is fixed at an end of the sliding chute 9, a movable end of the elastic telescopic rod 19 faces the corresponding base 10, and a return spring 20 abutting against the base 10 is fixed at the movable end of the elastic telescopic rod 19.
When the vehicle pushes the base 10 to move through the stop lever 11, the base 10 extrudes the return spring 20 and the elastic telescopic rod 19, so that the base 10 and the stop lever 11 are buffered, and the stop lever 11 is prevented from being damaged due to the fact that the vehicle is too fast; meanwhile, after the vehicle is driven away from the stop lever 11, the base 10 and the stop lever 11 are reset under the elastic force action of the reset spring 20 and the elastic telescopic rod 19, and manual adjustment is not needed.
Optionally, the upper and lower end surfaces of the sliding groove 9 are both provided with a limiting groove 21 parallel to the sliding groove 9, and the upper and lower ends of the base 10 are rotatably connected with a roller 22 extending into the limiting groove 21.
Through the cooperation between spacing groove 21 and the gyro wheel 22, be convenient for the removal of base 10 and play the effect of direction to base 10, prevent that base 10 from taking place the skew in the removal process.
Optionally, a reinforcing rib 23 is fixed between the base 10 and the blocking rod 11, and the reinforcing rib 23 is used to improve the connection strength between the blocking rod 11 and the base 10.
Optionally, the two sides of the road 1 are provided with drainage grooves 24 communicated with the corresponding cavities 4, so that rainwater in the cavities 4 can be drained conveniently, and the rainwater is prevented from being accumulated to corrode the device.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the present invention.
Claims (7)
1. A height-limiting rod comprises a double-lane road, and is characterized in that: cavities are formed in the bottoms of a left lane and a right lane of the road, a space is reserved between the cavities, a plurality of connecting grooves with equal intervals are formed in the tops of the cavities, the cavities are vertically and slidably connected with bases, a plurality of limiting plates which are opposite to the connecting grooves one by one are arranged on the tops of the bases, and driving hydraulic cylinders for driving the bases to slide are arranged at the bottoms of the cavities; fixing columns which are symmetrically arranged are fixed on two sides of the road, and the fixing columns are located between the concave cavities; the top ends of the fixed columns are respectively provided with a cross rod parallel to a road, the cross rods face to the corresponding concave cavities, the opposite surfaces of the cross rods are provided with sliding grooves, the sliding grooves are respectively connected with a base in a sliding manner, a reset device is arranged between the sliding grooves and the base, the opposite ends of the base are respectively fixed with a stop lever, and the opposite ends of the stop levers are abutted; and a first travel switch and a second travel switch which are contacted with the sliding seat are arranged on the side wall of the sliding groove, and the first travel switch and the second travel switch are used for controlling the opening and closing of the driving hydraulic cylinder.
2. A height-limiting rod as set forth in claim 1, wherein: the limiting plate is arc-shaped, the circle center of the limiting plate faces the coming direction of the road, and the bottom end of the limiting plate is hinged to the base; the buffer slot has been seted up to the base upper surface, and sliding connection has the connecting seat in the buffer slot, is fixed with hydraulic damper between connecting seat and the buffer slot, and it has the connecting rod to articulate between the outer cambered surface of connecting seat and limiting plate.
3. A height-limiting rod as set forth in claim 2, wherein: the fixed column is vertically and slidably connected with an adjusting seat, and the cross rod is fixed on the side wall of the adjusting seat; the fixing column is provided with a plurality of connecting holes, and the adjusting seat is provided with bolts matched with the connecting holes.
4. A height-limiting rod as set forth in claim 3, wherein: the resetting device comprises an elastic telescopic rod which is coaxial with the sliding groove, the elastic telescopic rod is fixed at the end part of the sliding groove, the movable end of the elastic telescopic rod faces the corresponding base, and a reset spring which is abutted against the base is fixed at the movable end of the elastic telescopic rod.
5. A height-limiting rod as claimed in claim 4, wherein: limiting grooves parallel to the sliding grooves are formed in the upper end face and the lower end face of the sliding groove, and idler wheels extending into the limiting grooves are rotatably connected to the upper end face and the lower end face of the base.
6. A height-limiting rod as claimed in claim 5, wherein: and reinforcing ribs are fixed between the base and the stop lever.
7. A height-limiting rod as claimed in claim 6, wherein: and drainage grooves communicated with the corresponding concave cavities are formed in the two sides of the road.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110884445.0A CN113550247A (en) | 2021-08-03 | 2021-08-03 | Height limiting rod |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110884445.0A CN113550247A (en) | 2021-08-03 | 2021-08-03 | Height limiting rod |
Publications (1)
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CN113550247A true CN113550247A (en) | 2021-10-26 |
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ID=78105161
Family Applications (1)
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CN202110884445.0A Pending CN113550247A (en) | 2021-08-03 | 2021-08-03 | Height limiting rod |
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CN210658119U (en) * | 2019-07-31 | 2020-06-02 | 杭州三阳建设工程有限公司 | Town road limit for height frame |
CN211773067U (en) * | 2020-02-14 | 2020-10-27 | 上海同煦交通科技有限公司 | Buffering anti-damage warning height limiting frame |
CN212612140U (en) * | 2020-06-17 | 2021-02-26 | 山东唐口煤业有限公司 | Electro-hydraulic push rod shaft-blocking car arrester |
CN212835101U (en) * | 2020-07-24 | 2021-03-30 | 浙江鑫格实业有限公司 | Intelligent road height-limiting passing facility capable of identifying special vehicles |
CN112900311A (en) * | 2021-01-28 | 2021-06-04 | 张玉宝 | Road and bridge security protection limit for height device |
CN113026605A (en) * | 2021-03-02 | 2021-06-25 | 温州市阳光建设有限公司 | Town road crossing is with limit for height limit for tonnage device |
CN213681843U (en) * | 2020-10-30 | 2021-07-13 | 上海泛洋交通设施制造有限公司 | Rotatable formula limit for height portal frame |
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2021
- 2021-08-03 CN CN202110884445.0A patent/CN113550247A/en active Pending
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KR20100118412A (en) * | 2009-04-28 | 2010-11-05 | 임유섭 | Lifting and dragging apparatus for traffic sign lamp |
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CN211773067U (en) * | 2020-02-14 | 2020-10-27 | 上海同煦交通科技有限公司 | Buffering anti-damage warning height limiting frame |
CN212612140U (en) * | 2020-06-17 | 2021-02-26 | 山东唐口煤业有限公司 | Electro-hydraulic push rod shaft-blocking car arrester |
CN212835101U (en) * | 2020-07-24 | 2021-03-30 | 浙江鑫格实业有限公司 | Intelligent road height-limiting passing facility capable of identifying special vehicles |
CN213681843U (en) * | 2020-10-30 | 2021-07-13 | 上海泛洋交通设施制造有限公司 | Rotatable formula limit for height portal frame |
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