CN210482122U

CN210482122U - Height limiting frame for municipal roads

Info

Publication number: CN210482122U
Application number: CN201921042554.2U
Authority: CN
Inventors: 翟洪恩; 张雪峰; 刘永璞; 任平华; 袁振球; 李盛平
Original assignee: Dongguan Jianan Group Co ltd
Current assignee: Dongguan Jianan Group Co ltd
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-05-08
Anticipated expiration: 2029-07-04

Abstract

The utility model relates to a road equipment field, more specifically say, it relates to a limit for height frame for town road. The key points of the technical scheme are as follows: including two stands that are cavity setting and set up the horizontal pole between two stand tops, two all rotate along vertical direction in the stand and be provided with the screw rod, two be connected with the limit for height pole between the screw rod, two the groove that slides that supplies the limit for height pole to slide from top to bottom is all seted up to two lateral walls that the stand is relative, the both ends of limit for height pole all are provided with the connecting block, two the screw rod corresponds respectively to run through and threaded connection in two the connecting block, be provided with on the limit for height and be used for driving two screw rod pivoted drive assembly simultaneously. The technology can flexibly control the height limit of the height limit frame, and improves the applicability of the height limit frame.

Description

Height limiting frame for municipal roads

Technical Field

The utility model relates to a road equipment field, more specifically say, it relates to a limit for height frame for town road.

Background

An elevation limit frame is a device used for limiting the passing height of vehicles on a road or a bridge. At present, vehicles in China are increasingly increased, a plurality of roads and bridges are always in an excess state, once the specified flow is exceeded, the service life is shortened, the occurrence probability of traffic accidents is increased, and therefore restriction on the height of the vehicles can be implemented on a plurality of road sections by arranging an elevation limiting frame.

Height limit frame among the prior art, the height of its limit for height crossbeam is fixed, can't adjust according to the demand, when the restriction oversize vehicle passes through, has also played the effect of hindering to the special vehicle in special period, for example watering lorry, fire engine etc. can not flexible control, in addition, when the height of restriction is revised to needs, original limit for height frame is because can't change original height, often is eliminated and is abandoned, causes the waste, consequently still needs further improvement.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide a limit for height frame for town road has height-adjustable's advantage, has improved the application scope of limit for height frame.

The utility model discloses a technical scheme realize like this: the utility model provides an elevation limit frame for town road, includes that two are the stand of cavity setting and set up the horizontal pole between two stand tops, two all rotate along vertical direction in the stand and be provided with the screw rod, two be connected with the limit for height pole between the screw rod, two the groove that slides that supplies the limit for height pole to slide from top to bottom is all seted up to two lateral walls that the stand is relative, the both ends of limit for height pole all are provided with the connecting block, two the screw rod corresponds respectively to run through and threaded connection in two the connecting block, be provided with on the elevation limit frame and be used for driving two screw rod pivoted drive assembly simultaneously.

Through adopting foretell technical scheme, when the height-limiting of height-limiting frame was adjusted to needs, two screw rods of accessible drive assembly drive rotated simultaneously, drove the upper and lower slip of height-limiting rod, and then adjusted the current height of required restriction vehicle, but this technique flexible control height-limiting of height-limiting frame has improved height-limiting frame's suitability.

As a further improvement of the utility model, drive assembly is two and corresponds demountable installation two respectively drive motor on the stand, and two drive motor synchronous working.

Through adopting foretell technical scheme, two driving motor simultaneous working can drive two screw rods and rotate simultaneously, further drive limit for height pole and go up and down, and then realize adjusting the current height of required restriction vehicle, after having adjusted, can dismantle driving motor from the stand, reduce that driving motor is stolen, the condition such as lose takes place.

As a further improvement, be connected with the switching-over subassembly between driving motor and the screw rod, the switching-over subassembly is a pair of intermeshing's helical gear, the inner wall of stand rotates and is provided with the pivot, and one of them helical gear cover is located the bottom of screw rod, another cover is located the pivot, driving motor's output shaft and pivot are passed through the locking subassembly and are connected.

Through adopting foretell technical scheme, add a pair of intermeshing's helical gear and changed the transmission direction of power, make things convenient for the staff to install driving motor to the lateral wall of stand, and then adjust the height of limit for height pole.

As a further improvement of the utility model, the closure subassembly is located for the cover the first ring flange and the cover of driving motor's output shaft are located the second ring flange of pivot, first ring flange corresponds the cooperation with the second ring flange, through first bolt fastening between first ring flange and the second ring flange, the lateral wall of stand is provided with the plummer that is used for bearing driving motor, driving motor passes through the second bolt fastening in the plummer.

Through adopting foretell technical scheme, when the height of limit for height pole needs to be adjusted, can place driving motor on the plummer, make the first ring flange on the driving motor align with the epaxial second ring flange of commentaries on classics, fix first ring flange and second ring flange through first bolt, make driving motor's output shaft and pivot fixed connection, then fix driving motor on the plummer through the second bolt, and then drive two screw rods and rotate through controlling two driving motor synchronous working, finally realize adjusting the height of limit for height pole.

As a further improvement, the horizontal pole is provided with a LED display screen, the LED display screen is used for showing the height that limits at present.

By adopting the technical scheme, the LED display screen is additionally arranged, so that the current limited height can be conveniently displayed, and whether the vehicle driven by a driver is lower than the limited height or not is warned.

As a further improvement of the utility model, the height limiting rod is provided with a fluorescent strip.

Through adopting foretell technical scheme, the setting of phosphor strip plays fine warning effect to the driver of driving at night.

As a further improvement of the utility model, two the bottom of stand all is provided with the base.

Through adopting foretell technical scheme, add the base and make two stands fix in the both sides of road more firmly, improved limit for height frame's fastness and stability.

As a further improvement, be provided with limit for height detection alarm device on the horizontal pole, limit for height detection alarm device includes main control chip, infrared distance sensor, speaker and alarm lamp, infrared distance sensor set up in limit for height pole, infrared distance sensor's direction of detection is the horizontal direction, infrared distance sensor, speaker and alarm lamp all are connected with the main control chip electricity.

Through adopting foretell technical scheme, when main control chip detected that the distance that infrared distance sensor gathered is less than the default, the steerable alarm lamp of main control chip sent ruddiness, and the speaker of simultaneous control sends the early warning prompt tone to inform and treat that the vehicle of passing is superelevation, needs to detour.

To sum up, the utility model discloses following beneficial effect has:

1. when the height limit of the height limit frame needs to be adjusted, the two screw rods can be driven by the driving assembly to rotate simultaneously to drive the height limit rod to slide up and down, so that the passing height of a vehicle needs to be limited is adjusted, the height limit of the height limit frame is convenient to flexibly control by the technology, and the applicability of the height limit frame is improved;

2. two driving motor simultaneous workings can drive two screw rods and rotate simultaneously, further drive limit for height pole and go up and down, and then realize adjusting the current height of required restriction vehicle, after having adjusted, can dismantle driving motor from the stand, reduce that driving motor is stolen, the condition such as lose takes place.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic view of the internal structure of the embodiment of the present invention after the column is cut open;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: 1. a column; 2. a cross bar; 3. a screw; 4. a height limiting rod; 5. a sliding groove; 6. connecting blocks; 7. a drive motor; 8. a helical gear; 9. a rotating shaft; 10. a first flange plate; 11. a second flange plate; 12. a first bolt; 13. a bearing table; 14. a second bolt; 15. an LED display screen; 16. a base; 17. a speaker; 18. an alarm lamp.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

An elevation limiting frame for a municipal road comprises two hollow upright posts 1 and a cross rod 2 fixedly installed between the tops of the two upright posts 1, as shown in figure 1. The bases 16 are fixedly arranged at the bottoms of the two upright posts 1, so that the two upright posts 1 can be more stably fixed on two sides of a road, and the firmness and the stability of the height limiting frame are improved; an LED display screen 15 for displaying the current limit height is installed on the cross rod 2, so that the current limit height can be displayed, and a driver is further warned whether the driven vehicle is ultrahigh.

In addition, as shown in fig. 1 and 2, the two columns 1 are internally provided with screw rods 3 which are all rotatably arranged along the vertical direction, a height limiting rod 4 is connected between the two screw rods 3, and a fluorescent strip is arranged on the height limiting rod 4, so that a good warning effect is achieved for a driver driving at night. Simultaneously, two relative lateral walls of two stands 1 all set up the groove 5 that slides that supplies height limit pole 4 to slide from top to bottom, and connecting block 6 has all been welded at the both ends of height limit pole 4, and two screw rods 3 correspond respectively to run through and threaded connection in two connecting blocks 6, still are provided with on the height limit frame to be used for driving two screw rods 3 pivoted drive assembly simultaneously.

Specifically, as shown in fig. 2 and 3, the driving assembly includes two driving motors 7 detachably mounted on the two columns 1, respectively, and the two driving motors 7 work synchronously. When the height limit of the height limit frame needs to be adjusted, the two screw rods 3 can be driven by the driving motor 7 to rotate simultaneously, the height limit rod 4 is driven to slide up and down, and the passing height of the vehicle is further adjusted. The technology can flexibly control the height limit of the height limit frame, and improves the applicability of the height limit frame.

In addition, a reversing component is connected between the driving motor 7 and the screw rod 3. Specifically, the reversing assembly is a pair of helical gears 8 which are meshed with each other, a rotating shaft 9 is rotatably arranged on the inner wall of the upright post 1, one helical gear 8 is sleeved at the bottom end of the screw rod 3, and the other helical gear is sleeved on the rotating shaft 9. The helical gears 8 which are meshed with each other are additionally arranged, so that the transmission direction of power is changed, a worker can conveniently install the driving motor 7 on the side wall of the upright post 1, and the height of the height limiting rod 4 can be adjusted. Meanwhile, a locking component is arranged between the driving motor 7 and the rotating shaft 9, and an output shaft of the driving motor 7 is connected with the rotating shaft 9 through the locking component.

As shown in fig. 2 and fig. 3, the locking component is a first flange plate 10 sleeved on the output shaft of the driving motor 7 and a second flange plate 11 sleeved on the rotating shaft 9, and the first flange plate 10 and the second flange plate 11 are correspondingly matched. Meanwhile, the first flange plate 10 and the second flange plate 11 are fixed by a first bolt 12. The side wall of the upright post 1 is provided with a bearing platform 13 for bearing the driving motor 7, and the driving motor 7 is fixed on the bearing platform 13 through a second bolt 14. When the height of the height limiting rod 4 needs to be adjusted, the driving motor 7 can be placed on the bearing table 13, the first flange plate 10 on the driving motor 7 is aligned with the second flange plate 11 on the rotating shaft 9, the first flange plate 10 and the second flange plate 11 are fixed through the first bolt 12, the output shaft of the driving motor 7 is fixedly connected with the rotating shaft 9, then the driving motor 7 is fixed on the bearing table 13 through the second bolt 14, and the two driving motors 7 are controlled to synchronously work so as to drive the two screw rods 3 to rotate, and finally the height of the height limiting rod 4 is adjusted. After the adjustment is finished, the driving motor 7 can be detached from the bearing table 13, so that the conditions that the driving motor 7 is stolen and lost and the like are reduced.

Meanwhile, as shown in fig. 1 and 2, a height limit detection alarm device is arranged on the cross rod 2. Specifically, the height limit detection alarm device comprises a main control chip, an infrared distance sensor, a loudspeaker 17 and an alarm lamp 18. The infrared distance sensor, the loudspeaker 17 and the alarm lamp 18 are all electrically connected with the main control chip. Wherein, infrared sensor installs on limit for height pole 4, and infrared distance sensor's direction of detection is the horizontal direction. When the main control chip detects that the distance collected by the infrared distance sensor is smaller than the preset value, the main control chip can control the alarm lamp 18 to emit red light and control the loudspeaker 17 to emit early warning prompt sound to inform that the vehicle to be passed is ultrahigh and needs to detour.

The overall working process is as follows: when the height limit of the height limit frame needs to be adjusted, the driving motor 7 can be placed on the bearing table 13, the first flange plate 10 on the driving motor 7 is aligned with the second flange plate 11 on the rotating shaft 9, the first flange plate 10 and the second flange plate 11 are fixed through the first bolt 12, the output shaft of the driving motor 7 is fixedly connected with the rotating shaft 9, then the driving motor 7 is fixed on the bearing table 13 through the second bolt 14, the two driving motors 7 are controlled to synchronously work and further drive the two screw rods 3 to rotate, the height limit rod 4 is driven to slide up and down, the passing height of a vehicle needs to be limited is adjusted, and after the adjustment is completed, the driving motors 7 can be detached from the upright posts 1, so that the conditions that the driving motors 7 are stolen and lost are reduced.

The above embodiments are merely illustrative of the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the present invention.

Claims

1. The utility model provides a limit for height frame for town road, includes that two are stand (1) of cavity setting and set up horizontal pole (2) between two stand (1) tops, its characterized in that: the height limiting frame is characterized in that screw rods (3) are respectively and rotatably arranged in the two upright columns (1) along the vertical direction, a height limiting rod (4) is connected between the two screw rods (3), two opposite side walls of the two upright columns (1) are respectively provided with a sliding groove (5) for the height limiting rod (4) to slide up and down, two ends of the height limiting rod (4) are respectively provided with a connecting block (6), the two screw rods (3) respectively penetrate through the two connecting blocks (6) correspondingly and are in threaded connection with the two connecting blocks (6), and a driving assembly for driving the two screw rods (3) to rotate simultaneously is arranged on the height limiting frame; the driving components are two driving motors (7) which are respectively and correspondingly detachably mounted on the two upright posts (1), and the two driving motors (7) work synchronously; the reversing assembly is connected between the driving motor (7) and the screw rod (3), the reversing assembly is a pair of mutually meshed helical gears (8), a rotating shaft (9) is arranged on the inner wall of the upright post (1) in a rotating mode, one helical gear (8) is sleeved at the bottom end of the screw rod (3), the other helical gear is sleeved at the rotating shaft (9), and an output shaft of the driving motor (7) is connected with the rotating shaft (9) through a locking assembly.

2. An elevation limit shelf for municipal roads according to claim 1, characterized in that: the locking assembly is sleeved on a first flange (10) of an output shaft of the driving motor (7) and a second flange (11) of the rotating shaft (9), the first flange (10) is correspondingly matched with the second flange (11), the first flange (10) is fixed with the second flange (11) through a first bolt (12), a bearing platform (13) used for bearing the driving motor (7) is arranged on the side wall of the upright post (1), and the driving motor (7) is fixed on the bearing platform (13) through a second bolt (14).

3. An elevation limit shelf for municipal roads according to claim 2, characterized in that: the LED height limiting device is characterized in that an LED display screen (15) is arranged on the cross rod (2), and the LED display screen (15) is used for displaying the current limited height.

4. An elevation limit shelf for municipal roads according to claim 1, characterized in that: and a fluorescent strip is arranged on the height limiting rod (4).

5. An elevation limit shelf for municipal roads according to claim 1, characterized in that: the bottoms of the two upright posts (1) are provided with bases (16).

6. An elevation limit shelf for municipal roads according to claim 1, characterized in that: be provided with limit for height detection alarm device on horizontal pole (2), limit for height detection alarm device includes main control chip, infrared distance sensor, speaker (17) and alarm lamp (18), infrared distance sensor set up in limit for height pole (4), infrared distance sensor's detection direction is the horizontal direction, infrared distance sensor, speaker (17) and alarm lamp (18) all are connected with the main control chip electricity.