CN219793737U

CN219793737U - Road height limiting frame

Info

Publication number: CN219793737U
Application number: CN202321165218.3U
Authority: CN
Inventors: 朱立益; 陈志斌
Original assignee: Linhai Dachang Municipal Construction Co ltd
Current assignee: Linhai Dachang Municipal Construction Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2023-10-03
Anticipated expiration: 2033-05-16

Abstract

The utility model relates to the technical field of road height limiting frames and discloses a road height limiting frame, which comprises two upright posts, wherein a support column is fixed between the tops of the upright posts, a road base is fixed at the bottom of each upright post, a prompt component is arranged at one side of each upright post and comprises a rotating shaft and a limiting plate, a height limiting air bag is fixedly sleeved at the outer side of the rotating shaft, an air storage cavity is arranged at the inner side of each height limiting air bag, a sliding groove is formed in the inner side of one upright post, ventilation grooves respectively communicated with the air storage cavity and the inner side of the sliding groove are formed in the inner side of the rotating shaft, when the height limiting air bag is contacted with a vehicle, gas pushes a second sliding plate to slide at the inner side of the sliding groove, after a switch is triggered by a first sliding plate, a warning lamp and a buzzer generate sound and light prompt to actively inform drivers that the vehicle is ultrahigh, the passing is forbidden, and meanwhile, a nearby police can be informed through the warning lamp buzzer that the vehicle is required to be recommenced, so that the convenience of the height limiting frame in use is improved.

Description

Road height limiting frame

Technical Field

The utility model relates to the technical field of road height limiting frames, in particular to a road height limiting frame.

Background

The road height limiting frame is a portal frame structure used in front of bridge and tunnel entrance and used for limiting the passage of superelevation vehicles and preventing the superelevation vehicles from striking the bridge and tunnel to damage the bridge and tunnel.

In the chinese patent of the publication number CN218842936U of the disclosure, a road height limiting frame is disclosed, including two stands, two the stand is inside to have a reciprocating screw through bearing swing joint, the reciprocating screw bottom runs through and is equipped with first bevel gear, two the one end that first bevel gear kept away from all meshes with the second bevel gear, two the one end that the second bevel gear kept away from all is fixed and is equipped with first pivot, the one end that the second bevel gear was kept away from to first pivot runs through the stand and extends the one end of stand. The utility model is not only applicable to roads with different widths, increases the practicability of the utility model, but also prolongs the service life of the utility model.

The following drawbacks exist in the above patents: when the height limiting frame is used, when a driver of the vehicle does not pay attention to observe the height of the height limiting frame, the vehicle is damaged when the vehicle is impacted on the height limiting beam and is in rigid contact with the height limiting beam; meanwhile, when the vehicle impacts the height limiting beam, a driver or a nearby police cannot be actively prompted, and therefore, the road height limiting frame is provided.

Disclosure of Invention

The utility model aims to provide a road height limiting frame so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the road height limiting frame comprises two upright posts, wherein support columns are fixed between the tops of the upright posts, a road base is fixed at the bottom of the upright posts, and a prompt component is arranged on one side of each upright post;

the prompting component comprises a rotating shaft and a limiting plate, a limited height air bag is fixedly sleeved on the outer side of the rotating shaft, an air storage cavity is arranged on the inner side of the limited height air bag, a sliding groove is formed in the inner side of the upright post, ventilation grooves which are respectively communicated with the air storage cavity and the inner side of the sliding groove are formed in the inner side of the rotating shaft, a sliding column movably penetrates through one side of the limiting plate, a first sliding plate and a second sliding plate are respectively fixed at two ends of the sliding column, and a sealing ring which is in seamless sliding connection with the inner side of the sliding groove is bonded on the outer side of the second sliding plate.

Preferably, the outer side of the sliding column is sleeved with a spring, and two ends of the spring are respectively connected to one side of the limiting plate and one side of the second sliding plate.

Preferably, a switch positioned on one side of the first sliding plate is fixed on the inner side wall of the sliding groove, and a limiting block positioned on the inner side of the sliding groove is fixed on one side of the switch.

Preferably, a plurality of protective covers are fixed at the tops of the support columns, and warning lamps and buzzers are respectively fixed at the inner sides of the protective covers.

Preferably, the switch output shaft is electrically connected to the input ends of the warning lamp and the buzzer, and the rotating shaft is rotatably connected to one side of the upright post through a sealing bearing.

Preferably, the outer side of the limiting plate is fixed on the inner side of the chute, and the height limiting air bag is cylindrical.

Compared with the prior art, the technical scheme provided by the utility model has the following technical effects:

1. when the height limiting air bag contacts with a vehicle, the height limiting air bag is compressed under the force of the air, the second sliding plate is pushed to slide on the inner side of the sliding groove by the air, after the first sliding plate is triggered by the switch, the warning lamp and the buzzer generate sound and light prompts to actively inform a driver of the fact that the vehicle is over high, the vehicle is forbidden to pass, meanwhile, the warning lamp and the buzzer can inform the police nearby, the vehicle is required to be recommenced when the vehicle is in the high position, and convenience of the height limiting frame in use is improved.

2. The height limiting air bag made of rubber is flexible and is in contact with the vehicle, so that the vehicle is prevented from being damaged when the vehicle is in rigid contact with the height limiting frame, the height limiting air bag can be rotated to limit the height of the vehicle, the vehicle is prevented from being damaged after the vehicle collides with the height limiting frame, and the safety of the height limiting frame in use is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;

FIG. 2 is a schematic diagram of a front view structure of the present utility model;

FIG. 3 is a schematic view of the chute of the present utility model;

fig. 4 is a schematic perspective view of a strut according to the present utility model.

Reference numerals illustrate: 1. a column; 2. a prompting component; 21. a first slide plate; 22. a gas storage chamber; 23. a vent groove; 24. a rotating shaft; 25. a height limiting air bag; 26. a second slide plate; 27. a limiting plate; 28. a spring; 29. a seal ring; 210. a switch; 211. a limiting block; 212. a chute; 213. a spool; 3. a road base; 5. a support column; 6. a protective cover; 7. a warning light; 8. a buzzer.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "first," "second," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate describing the utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of a plurality of "a number" is two or more, unless explicitly defined otherwise.

It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for the purpose of understanding and reading the disclosure, and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or dimensional adjustments, which would otherwise be apparent to those skilled in the art, would be made without departing from the spirit and scope of the utility model.

Examples

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a road limit for height frame, includes stand 1 that is two in quantity, is fixed with support column 5 between stand 1 top, and stand 1 is in the height of one side mark limit for height gasbag 25 for suggestion driver limit for height, makes things convenient for limit for height gasbag 25 to limit the vehicle, and stand 1 bottom is fixed with road base 3, and stand 1 one side is provided with suggestion subassembly 2;

the prompting component 2 comprises a rotating shaft 24 and a limiting plate 27, a height limiting air bag 25 is fixedly sleeved on the outer side of the rotating shaft 24, an air storage cavity 22 is arranged on the inner side of the height limiting air bag 25, a sliding groove 212 is formed in the inner side of one upright post 1, an air vent groove 23 which is respectively communicated with the air storage cavity 22 and the inner side of the sliding groove 212 is formed in the inner side of the rotating shaft 24, the height limiting air bag 25 is in contact with a vehicle, the height limiting air bag 25 is compressed under stress at the moment, gas in the air storage cavity 22 enters the inner side of the air vent groove 23, a sliding column 213 movably penetrates through one side of the limiting plate 27, a first sliding plate 21 and a second sliding plate 26 are respectively fixed at two ends of the sliding column 213, a sealing ring 29 which is connected with the inner side of the sliding groove 212 in a seamless sliding mode is bonded on the outer side of the second sliding plate 26, and the sealing ring 29 prevents gas entering the inner side of the sliding groove 212 from leaking.

The spring 28 has been cup jointed in the slide column 213 outside, and the both ends of spring 28 are connected in one side of limiting plate 27 and second slide 26 respectively, and the spout 212 inside wall is fixed with the switch 210 that is located one side of first slide 21, and switch 210 one side is fixed with the stopper 211 that is located the inboard of spout 212, and second slide 26 promotes slide column 213 and first slide 21 to remove to one side of switch 210, when first slide 21 contradicts at switch 210 contact for switch 210 triggers.

The support column 5 top is fixed with a plurality of protection casing 6, the protection casing 6 inboard is fixed with warning light 7 and bee calling organ 8 respectively, switch 210 output shaft electric connection is in the input of warning light 7 and bee calling organ 8, pivot 24 rotates through sealed bearing and connects in one side of stand 1, warning light 7 and bee calling organ 8 produce sound and light suggestion, the initiative tells the driver personnel, the vehicle superelevation, banning traffic, can also tell nearby police through warning light 7 bee calling organ 8 simultaneously, there is the superelevation vehicle to get into here, need be persuaded to return it, limiting plate 27's outside is fixed in the inboard of spout 212, the shape of limit for height gasbag 25 is the cylinder.

Working principle: when the height of the vehicle is required to be limited, the road base 3 is fixed at the top of a road through an expansion bolt, then a certain amount of gas is flushed into the height limiting air bag 25, so that the height limiting air bag 25 is expanded, when the vehicle runs under the height limiting air bag 25, the height limiting air bag 25 contacts with the vehicle when the vehicle exceeds the height of the height limiting air bag 25, the height limiting air bag 25 is compressed under force at the moment, so that the gas in the gas storage cavity 22 enters the inner side of the ventilation groove 23, the gas pushes the second sliding plate 26 to slide on the inner side of the sliding groove 212, and the sealing ring 29 prevents the gas entering the inner side of the sliding groove 212 from leaking;

when gas enters the inner side of the chute 212, the second sliding plate 26 pushes the sliding column 213 and the first sliding plate 21 to move to one side of the switch 210, when the first sliding plate 21 is abutted against a contact point of the switch 210, the switch 210 is triggered, the warning lamp 7 and the buzzer 8 generate sound and light prompts to actively inform drivers of the fact that the vehicles are ultrahigh, the vehicles are forbidden to pass through, meanwhile, nearby police can be informed through the warning lamp 7 and the buzzer 8, ultrahigh vehicles are required to be filled in the places, and convenience of the height limiting frame in use is improved.

Meanwhile, the height limiting air bags 25 made of rubber are in flexible contact with the vehicle, so that the vehicle is prevented from being damaged when the vehicle is in rigid contact with the height limiting frame, the height of the vehicle can be limited by the flexible height limiting air bags 25 in a rotatable mode, the vehicle is prevented from being damaged after the vehicle collides with the height limiting frame, and the safety of the height limiting frame in use is improved.

Thus, embodiments of the present utility model have been described in detail with reference to the accompanying drawings. It should be noted that, in the drawings or the text of the specification, implementations not shown or described are all forms known to those of ordinary skill in the art, and not described in detail. Furthermore, the above definitions of the components are not limited to the specific structures, shapes or modes mentioned in the embodiments, and may be simply modified or replaced by those of ordinary skill in the art.

Those skilled in the art will appreciate that the features recited in the various embodiments of the utility model and/or in the claims may be combined in various combinations and/or combinations, even if such combinations or combinations are not explicitly recited in the utility model. In particular, the features recited in the various embodiments of the utility model and/or in the claims can be combined in various combinations and/or combinations without departing from the spirit and teachings of the utility model. All such combinations and/or combinations fall within the scope of the utility model.

The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the utility model thereto, but to limit the utility model thereto, and any modifications, equivalents, improvements and equivalents thereof may be made without departing from the spirit and principles of the utility model.

Claims

1. The utility model provides a road limit for height frame, includes stand (1) that is two in quantity, its characterized in that: a support column (5) is fixed between the tops of the upright posts (1), a road base (3) is fixed at the bottom of the upright posts (1), and a prompt component (2) is arranged on one side of each upright post (1);

the prompting component (2) comprises a rotating shaft (24) and a limiting plate (27), a limited height air bag (25) is fixedly sleeved on the outer side of the rotating shaft (24), an air storage cavity (22) is arranged on the inner side of the limited height air bag (25), a sliding groove (212) is formed in the inner side of the upright post (1), ventilation grooves (23) which are respectively communicated with the air storage cavity (22) and the inner side of the sliding groove (212) are formed in the inner side of the rotating shaft (24), a sliding column (213) is movably penetrated on one side of the limiting plate (27), a first sliding plate (21) and a second sliding plate (26) are respectively fixed at two ends of the sliding column (213), and a sealing ring (29) which is connected with the inner side of the sliding groove (212) in a seamless sliding mode is bonded on the outer side of the second sliding plate (26).

2. A road height limiter as claimed in claim 1 wherein: the outside of the sliding column (213) is sleeved with a spring (28), and two ends of the spring (28) are respectively connected to one side of the limiting plate (27) and one side of the second sliding plate (26).

3. A road height limiter as claimed in claim 1 wherein: the inner side wall of the chute (212) is fixedly provided with a switch (210) positioned at one side of the first sliding plate (21), and one side of the switch (210) is fixedly provided with a limiting block (211) positioned at the inner side of the chute (212).

4. A road height limiter as claimed in claim 3 wherein: a plurality of protective covers (6) are fixed at the tops of the supporting columns (5), and warning lamps (7) and buzzers (8) are respectively fixed on the inner sides of the protective covers (6).

5. The road height limiter of claim 4 wherein: the output shaft of the switch (210) is electrically connected with the input ends of the warning lamp (7) and the buzzer (8), and the rotating shaft (24) is rotatably connected with one side of the upright post (1) through a sealing bearing.

6. A road height limiter as claimed in claim 1 wherein: the outer side of the limiting plate (27) is fixed on the inner side of the chute (212), and the height limiting air bag (25) is cylindrical.