CN211057664U - Height-adjustable height-limiting frame - Google Patents
Height-adjustable height-limiting frame Download PDFInfo
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- CN211057664U CN211057664U CN201921826103.8U CN201921826103U CN211057664U CN 211057664 U CN211057664 U CN 211057664U CN 201921826103 U CN201921826103 U CN 201921826103U CN 211057664 U CN211057664 U CN 211057664U
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- crossbeam
- limiting frame
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Abstract
The utility model discloses a limit for height frame of adjustable height, including the stand pole that is located both sides and the first crossbeam at stand pole top, the stand pole swing joint of first crossbeam and both sides and first crossbeam can be followed vertical direction and removed, and the non-rigid connection in below of first crossbeam has the second crossbeam. Both sides all are equipped with fog lamp, limit for height sign and audible-visual annunciator around first crossbeam and the second crossbeam. Height limit measuring devices are further arranged on the front side and the rear side of the height limit frame and comprise infrared transmitters arranged on one side of the road, infrared receivers on the other side of the road and audible and visual alarms connected with the infrared transmitters and the infrared receivers. The front side and the rear side of the height limiting frame are provided with height limiting measuring devices, when an ultrahigh vehicle passes through the height limiting frame, the height limiting measuring devices can trigger an audible and visual alarm to give an alarm to remind a driver that the vehicle is ultrahigh, and the accident probability is reduced; when the ultrahigh vehicle collides with the second cross beam, the second cross beam can overturn, so that the impact force generated by collision is reduced, and the probability that the height limiting frame is directly crashed is greatly reduced.
Description
Technical Field
The utility model belongs to the technical field of traffic facilities, concretely relates to height-limiting frame of adjustable height.
Background
In order to prevent traffic accidents and ensure smooth traffic, an elevation limiting frame is generally arranged at a road opening, the elevation limiting frame can limit the height of a passable vehicle or the height of loaded goods, and the elevation limiting frame has important significance for prolonging the service life of a road and ensuring the driving safety. Most of the existing height limiting frames are of fixed structures, after an ultrahigh vehicle is clamped by the height limiting frame, an accident vehicle can be dragged out by cutting off an upper cross beam, the accident handling time is long, traffic jam can be caused, and the rescue time is easily delayed.
For this reason, height-limiting frames with partially adjustable height have appeared, and the two ends of the movable cross beams of the height-limiting frames are directly connected with the upright posts through mechanical structures. After the ultrahigh vehicle impacts the movable cross beam, the height limiting frame is easily scrapped due to mechanical deformation and needs to be replaced again, so that the use cost is high.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem that the above-mentioned current height-adjustable limit for height frame exists, the utility model provides a height-adjustable limit for height frame.
Therefore, the utility model adopts the following technical scheme:
a height-limiting frame with adjustable height comprises upright posts on two sides and a first cross beam on the top, wherein the first cross beam is movably connected with the upright posts on the two sides and can move along the vertical direction;
a second cross beam is arranged below the first cross beam, a plurality of connecting rods are connected between the second cross beam and the first cross beam, the lower ends of the connecting rods are fixedly connected with the second cross beam, the upper ends of the connecting rods are connected with the first cross beam through a lantern ring clamp, and a rubber pad for padding is connected between the lantern ring and the first cross beam; fog lamps are arranged on the front side and the rear side of the first cross beam and the second cross beam, and height limiting indication boards and audible and visual alarms are arranged on the front side and the rear side of the first cross beam;
the front side and the rear side of the height limiting frame are also provided with height limiting measuring devices, each height limiting measuring device comprises fixing rods arranged on two sides of a road, an infrared transmitter is arranged on the fixing rod on one side of the road, a corresponding infrared receiver is arranged on the fixing rod on the other side of the road, and the height of the infrared transmitter is equal to that of the second cross beam;
and a control box is arranged on one side of the height limiting frame, a controller is arranged in the control box, and the controller is in signal connection with the audible and visual alarm and the infrared receiver.
Furthermore, the upright post rods comprise a lower upright post rod, an upper upright post rod and a telescopic rod, the lower upright post rod is fixedly connected with the ground, and the upper end of the lower upright post rod is fixedly connected with the upper upright post rod through a flange; be equipped with the pneumatic cylinder in the last stand pole, the top and the telescopic link fixed connection of pneumatic cylinder, and the telescopic link is worn out by the top of last stand pole and with first crossbeam fixed connection.
Furthermore, a gear device for controlling the hydraulic cylinder to extend and contract is further arranged in the control box.
Furthermore, reinforcing bar rods are connected to two sides of the lower upright post rod.
The beneficial effects of the utility model reside in that:
1. the second cross beam is in non-rigid connection with the first cross beam, and when the ultrahigh vehicle collides with the second cross beam, the second cross beam can turn over, so that the impact on the height limiting frame is reduced, and the probability of the height limiting frame being directly crashed is greatly reduced;
2. the front side and the rear side of the height limiting frame are provided with height limiting measuring devices, when an ultrahigh vehicle passes through the height limiting frame, the height limiting measuring devices can trigger an audible and visual alarm to give an alarm to remind a driver that the vehicle is ultrahigh, and the accident probability is reduced;
3. the height of the first cross beam is adjustable, and when the ultrahigh vehicle is clamped, the height of the first cross beam can be raised, so that accident vehicles can be rapidly handled conveniently.
Drawings
FIG. 1 is a front view of the height limiting frame of the present invention;
fig. 2 is a structural side view of the height limiting frame of the present invention;
FIG. 3 is a schematic view of the connection of the upper mast and the telescopic mast;
FIG. 4 is a control schematic diagram of the present invention;
in the figure: 1-lower upright post rod, 2-upper upright post rod, 3-telescopic rod, 4-first beam, 5-connecting rod, 6-second beam, 7-lantern ring, 8-fog lamp, 9-height limiting indicator, 10-first audible and visual alarm, 11-fastening screw, 12-reinforcing rib rod, 13-hydraulic cylinder, 14-fixing rod, 15-first infrared emitter, 16-first infrared receiver, 17-second audible and visual alarm, 18-second infrared receiver and 19-controller.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
as shown in figures 1-4, the height-limiting frame with the adjustable height comprises upright posts positioned on two sides of a road, wherein each upright post comprises a lower upright post 1, an upper upright post 2 and a telescopic rod 3, the lower upright post 1 is fixedly connected with the ground, and the top end of the lower upright post 1 is fixedly connected with the upper upright post 2 through a flange. Be equipped with pneumatic cylinder 13 in going up stand pole 2, the top and the 3 fixed connection of telescopic link of pneumatic cylinder 13, and telescopic link 3 is worn out by the top of going up stand pole 2. Be connected with horizontally first crossbeam 4 between the top of two telescopic links 3, telescopic link 3 is clearance fit with last stand pole 2, the ascending and the decline of the telescopic link 3 of being convenient for. An opening is arranged in the upper upright post rod 2 at a position corresponding to the position where the hydraulic cylinder 13 is arranged, the opening is used for overhauling and disassembling the hydraulic cylinder 13, and a bin door (not shown in the figure) for protection is connected to the opening. In addition, a reinforcing bar rod 12 is connected to both sides of the lower pole 1.
A second cross beam 6 is arranged below the first cross beam 4, and the length of the second cross beam 6 is smaller than the distance between two upright posts. A plurality of vertical connecting rods 5 are connected between the second cross beam 6 and the first cross beam 4. The lower extreme and the second crossbeam 6 of connecting rod 5 pass through bolt fixed connection, and the upper end and the first crossbeam 4 of connecting rod 5 pass through lantern ring 7 clamp connection, are connected with the rubber pad that is used for the pad between lantern ring 7 and the first crossbeam 4, and the top of the lantern ring 7 is equipped with the tight set screw 11 that is used for the fastening. Both sides all are equipped with fog lamp 8 and limit for height sign 9 around first crossbeam 4 and the second crossbeam 6. The fog lamp 8 is in an on state for a long time, and the vehicle is prevented from colliding with the height limiting frame due to the influence of sight in rainy and foggy weather.
The front side and the rear side of the height limiting frame are also provided with height limiting measurement devices, wherein the front side of the height limiting frame is provided with a first height limiting measurement device, and the rear side of the height limiting frame is provided with a second height limiting measurement device. The first height limit measuring device comprises fixing rods 14 arranged on two sides of a road, a first infrared transmitter 15 is arranged on the fixing rod 14 on one side of the road, a corresponding second infrared receiver 18 is arranged on the fixing rod 14 on the other side of the road, the heights of the first infrared transmitter 15 and the second infrared receiver 18 are equal to the height of the second cross beam 6, and a first audible and visual alarm 10 is arranged on the first cross beam 4 corresponding to the direction of the coming vehicle. And a control box is arranged on one side of the height limiting frame, a controller 19 is arranged in the control box, the controller 19 is in signal connection with the first audible and visual alarm 10 and the first infrared receiver 16, and when the vehicle is ultrahigh and the first infrared receiver 16 is triggered, the first audible and visual alarm 10 starts alarming.
The second height-limiting measuring device comprises a corresponding second infrared transmitter, a second infrared receiver 18 and a second audible and visual alarm 17, and the second audible and visual alarm 17 faces the other vehicle coming direction. The second infrared receiver 18 and the second audible light alarm 17 are both connected to a controller 19. This controller 19 chooses ordinary singlechip to make for use, in addition, still is equipped with the gear ware that control pneumatic cylinder 13 extends and shortens in the control box, and the pneumatic cylinder 13 in two upper prop poles 2 is chain control, can extend and shorten simultaneously in step.
It should be noted that the above are only some embodiments of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (4)
1. The height-limiting frame with adjustable height is characterized by comprising upright posts on two sides and a first cross beam (4) at the top, wherein the first cross beam (4) is movably connected with the upright posts on the two sides, and the first cross beam (4) can move in the vertical direction;
a second cross beam (6) is arranged below the first cross beam (4), a plurality of vertical connecting rods (5) are connected between the second cross beam (6) and the first cross beam (4), the lower ends of the connecting rods (5) are fixedly connected with the second cross beam (6), the upper ends of the connecting rods are connected with the first cross beam (4) through a lantern ring (7) in a clamping manner, and a rubber pad for padding is connected between the lantern ring (7) and the first cross beam (4); fog lamps (8) are arranged on the front side and the rear side of the first cross beam (4) and the second cross beam (6), and height limiting indication boards (9) and acousto-optic alarms are arranged on the front side and the rear side of the first cross beam (4);
the front side and the rear side of the height limiting frame are also provided with height limiting measuring devices, each height limiting measuring device comprises a fixed rod (14) arranged on two sides of a road, an infrared emitter is arranged on the fixed rod (14) on one side of the road, a corresponding infrared receiver is arranged on the fixed rod (14) on the other side of the road, and the height of the infrared emitter is equal to that of the second cross beam (6);
and a control box is arranged on one side of the height limiting frame, a controller (19) is arranged in the control box, and the controller (19) is in signal connection with the audible and visual alarm and the infrared receiver.
2. The height-limiting frame with adjustable height according to claim 1, wherein the upright posts comprise a lower upright post (1), an upper upright post (2) and a telescopic post (3), the lower upright post (1) is fixedly connected with the ground, and the upper end of the lower upright post (1) is fixedly connected with the upper upright post (2) through a flange; be equipped with pneumatic cylinder (13) in going up stand pole (2), the top and telescopic link (3) fixed connection of pneumatic cylinder (13), and telescopic link (3) are worn out and with first crossbeam (4) fixed connection by the top of going up stand pole (2).
3. Height-limiting height according to claim 1, wherein a gear for controlling the extension and retraction of the hydraulic cylinder (13) is further provided in the control box.
4. Height-limiting shelf according to claim 2, characterized in that a stiffener bar (12) is connected on both sides of the lower upright (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826103.8U CN211057664U (en) | 2019-10-29 | 2019-10-29 | Height-adjustable height-limiting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921826103.8U CN211057664U (en) | 2019-10-29 | 2019-10-29 | Height-adjustable height-limiting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211057664U true CN211057664U (en) | 2020-07-21 |
Family
ID=71588444
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921826103.8U Active CN211057664U (en) | 2019-10-29 | 2019-10-29 | Height-adjustable height-limiting frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211057664U (en) |
-
2019
- 2019-10-29 CN CN201921826103.8U patent/CN211057664U/en active Active
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