CN207663567U - Height limiter with superelevation warning function - Google Patents

Abstract

The utility model is related to a kind of height limiters with superelevation warning function, including device frame, device frame surround for corresponding vehicle by it is rear to preceding by porte-cochere, the height-limiting bar of lift mechanism lifts is provided on device frame, object detection detector backwards is provided on height-limiting bar, height limiter further includes alarm and the controller with alarm control connection, and the object detection detector is connected with controller sampling.Hoisting mechanism for changing height-limiting bar height, when vehicle need to pass through porte-cochere, object detection detector detects whether the vehicle position on rear side of height-limiting bar is higher than height-limiting bar, if vehicle has position to be higher than height-limiting bar, the signal detected is fed back to controller by object detection detector, controller just controls alarm equipment alarm, to remind driver, prevents Vehicular impact height-limiting bar.

Description

Height limiter with superelevation warning function

Technical field

The utility model is related to a kind of height limiters with superelevation warning function.

Background technology

In order to protect bridge, culvert, tunnel or some other reason needs on road to be set in specified site of road Set height limiter.Existing height limiter as disclosed in Chinese patent CN205990597U " it is a kind of can automatic lifting limit for height Frame ", the height-limiting frame include the column of height-limiting bar and two or so arrangement, and column top is provided with fixed cross beam, height-limiting bar and solid Determine crossbeam to be arranged in parallel, be provided with hoisting mechanism on a column wherein, hoisting mechanism includes electric block and by electronic calabash More steel wire ropes of reed driving are provided with respectively on fixed cross beam for the angle pulley of each steel wire rope pile warp commutation, each steel wire Rope pile warp is connected after corresponding to angle pulley with height-limiting bar, and the tie point of each steel wire rope and height-limiting bar is along height-limiting bar extending direction interval Arrangement.In use, changing the height and position of height-limiting bar by hoisting mechanism.Height limiter further includes for detecting vehicle interior The inductor of password card and the controller connected with electric block control, inductor are connected with controller sampling.

In use, after having the vehicle of password card to enter induction range, inductor senses in vehicle after password card, instead For feedback signal to controller, controller control electric block promotes height-limiting bar, passes through demand with meet special car.It is existing This height limiter has problems in that：Height-limiting bar height after theoretically being promoted can meet vehicle by demand, But when practical operation, since the hoisting depth of height-limiting bar is inadequate or the superelevation of vehicle cargo, vehicle is likely to bump against Height-limiting bar causes certain loss；In addition, after height-limiting bar is bumped against, if steel wire rope is also severed, height-limiting bar may fall It falls, less serious case smashes vehicle, and severe one can cause corresponding safety accident.

Utility model content

The purpose of this utility model is to provide a kind of height limiters with superelevation warning function, to solve the prior art It is middle because height-limiting bar elevated height is not in place or vehicle cargo superelevation hit height-limiting bar the problem of.

In order to solve the above technical problems, there is the technical solution of the height limiter of superelevation warning function such as in the utility model Under：

Height limiter with superelevation warning function, including device frame, device frame are surrounded for corresponding vehicle by rear to preceding logical The porte-cochere crossed is provided with the height-limiting bar of lift mechanism lifts on device frame, object backwards is provided on height-limiting bar Detector is detected, height limiter further includes alarm and the controller with alarm control connection, the object detection detector It samples and connects with controller.

Height-limiting bar is the rectangular parallelepiped structure that length extends along porte-cochere width direction, and object detection detector is set to limit The lower part of the trailing flank of high bar.

The object detection detector is radar detedtor, laser detector, ultrasonic detector or infrared detector.

Alarm is set on described device frame.

The alarm is audible-visual annunciator.

Height limiter further includes at least two Anti-fall steel wire ropes, and one end of Anti-fall steel wire rope is connected to the height-limiting bar On, the tie point of each Anti-fall steel wire rope and height-limiting bar along height-limiting bar extending direction arranged for interval, Anti-fall steel wire rope it is another End is connected on described device frame.

String is equipped with buffer spring on the Anti-fall steel wire rope.

It is provided with rope closing reel corresponding with Anti-fall steel wire rope number on device frame, is set between rope closing reel and device frame It is equipped with rope closing spring, each one end of Anti-fall steel wire rope far from height-limiting bar is connected on corresponding rope closing reel.

The beneficial effects of the utility model are：Hoisting mechanism for changing height-limiting bar height, when vehicle need to pass through vehicle When channel, object detection detector detects whether the vehicle position on rear side of height-limiting bar is higher than height-limiting bar, if vehicle has position height In height-limiting bar, the signal detected is fed back to controller by object detection detector, and controller just controls alarm equipment alarm, to carry Wake up driver, prevents Vehicular impact height-limiting bar.

Further, if driver cannot brake in time, after height-limiting bar is by vehicle collision, height-limiting bar may be by It falls off on device frame, forms certain protection to height-limiting bar by Anti-fall steel wire rope at this time, prevent height-limiting bar from continuing to fall and make At serious safety accident.

Description of the drawings

Fig. 1 is the structural schematic diagram of the embodiments of the present invention 1；

Fig. 2 is the side view of Fig. 1；

Fig. 3 is enlarged drawing at A in Fig. 1；

Fig. 4 is the structural schematic diagram of the embodiments of the present invention 2；

Fig. 5 be in the embodiments of the present invention 3 Anti-fall steel wire rope in the cooperation schematic diagram of rope closing reel.

Specific implementation mode

The embodiment 1 of height limiter with superelevation warning function is as shown in Fig. 1 ~ 3：Including device frame, device frame includes The upper end of two spaced apart columns 10 in left-right direction, column 10 is fixed with crossbeam 7, and 7 downside of crossbeam is provided with and crossbeam Parallel height-limiting bar 14.The hoisting mechanism for driving height-limiting bar high and low position to adjust, hoisting mechanism are additionally provided on device frame Two electric blocks 6 including being set to crossbeam both ends, are wound with boom hoist cable 1 on the reel of each electric block 6 respectively, and two A boom hoist cable 1 is connected with the hanging ring 2 being threadedly coupled on the both ends of crossbeam respectively, and it is opposite to be provided with notch on two columns The both ends of limiting slot, height-limiting bar 14 are respectively placed in corresponding limiting slot.Electric-control system, electric-control system are additionally provided on device frame Radio scan module 15 including controller and for scanning the release in corresponding vehicle, controller are controlled with each electric block 6 System connection, in actual use, allow by vehicle can handle release in traffic police team, when the vehicle of carrying information card arrives When up to by height limiter, the information of 15 scanning information card of radio scan module meets when passing through condition, and controller just controls two Height-limiting bar 14 is promoted to certain altitude by electric block 6, if do not met through condition, electric block 6 is failure to actuate, in this way can be with Realization, which is swiped the card, to be passed through, and meet special vehicle passes through demand.Upper limit position switch 18 and limit inferior are provided on column 10 Position switch 16, to control the upper limit position and lower limit position of height-limiting bar 14.Two are additionally provided on two columns to exchange Two adjustment position switch of whole position switch 17, each pair of adjustment position switch are respectively arranged at the sustained height of each column, Its basic working mechanism is, when two electric blocks 6 promote height-limiting bar both ends, if the promotion speed at both ends is asynchronous And differ larger, and height-limiting bar inclination is may result in, height-limiting bar is possible to be stuck in limiting slot, and in the present invention, speed Spending faster one end can first reach at corresponding adjustment position switch, and controller just controls corresponding electric block and is stopped, when Other end also reaches at corresponding adjustment position switch, and two electric blocks further play work, in this way can be to avoid height-limiting bar Transitional slope prevents height-limiting bar clamping stagnation in limiting slot.

A pair of of photoelectric beam detector 4 is provided on two columns, the infrared ray that photoelectric beam detector is sent out can be detected two Whether there is vehicle between a column, after vehicle passes through completely, controller controls two electric blocks and height-limiting bar is dropped to finger Positioning is set.The bottom of height-limiting bar is provided with radar detedtor 13 backwards, is provided on device frame and is connect with radar detedtor Alarm 11, alarm 11 is audible-visual annunciator in the present embodiment, the radar detedtor 13 for emitting radar signal backwards, because It can lead to vehicle because of loading or other aspects problem by height-limiting bar for the erroneous judgement of driver sometimes or vehicle headstock height Tail but cannot be by height-limiting bar 14, and radar detedtor 13 is detected with the presence of the object higher than height-limiting bar bottom, alarm at this time Optical signal and voice signal alarm will be sent out, driver is reminded, avoids collision height-limiting bar 14.Vibration is additionally provided on height-limiting bar Sensor 12, vibrating sensor 12 is located at the top of height-limiting bar, in order to avoid vibrating sensor is broken by vehicle, is also set up on device frame There are video camera 8, vibrating sensor 12 to be connected with controller sampling, controller connect with camera control, arrived when there is Vehicular impact Height-limiting bar, controller record collision time, the convenient vehicle found in the video of video camera on corresponding time point.

Height limiter further includes two or so spaced apart Anti-fall steel wire ropes 3, and Anti-fall steel wire rope is arranged vertically, limit High bar is provided at both ends with the steel wire rope perforation 20 for running through height-limiting bar along the vertical direction, and scratch resistant set is provided in steel wire rope perforation 19, the lower end of each Anti-fall steel wire rope 3 in corresponding steel wire rope perforation respectively by passing through.The hole wall and Anti-fall steel of steel wire rope perforation It is provided between cord and radially wobbles gap, there is certain work between such Anti-fall steel wire rope and the hole wall of steel wire rope perforation Momentum will not be to Anti-fall steel rope abrasion when height-limiting bar small range is swung, it is ensured that Anti-fall steel wire rope uses the longevity Life.The lower end string of Anti-fall steel wire rope is equipped with buffer spring 21, and buffer spring is connected to Anti-fall steel wire rope 3 and height-limiting bar 14 Bottom between, Anti-fall steel wire rope is passed through by the center of buffer spring.By the setting of buffer spring, height-limiting bar is being hit When hitting, height-limiting bar can compress buffer spring first, avoid to Anti-fall steel wire rope hard draw, even if boom hoist cable is broken, There is Anti-fall steel wire rope to protect height-limiting bar, vehicle will not be smashed or causes corresponding safety accident.

In the other embodiments of the utility model：The number of Anti-fall steel wire rope can also be three, four or more； Electric block can also be set on column；The upper end of certain Anti-fall steel wire rope can also be connected on column；Buffer spring It can also go here and there set on the centre position of Anti-fall steel wire rope；Radar detedtor can also by laser detector, ultrasonic detector, Other object detection detectors such as infrared detector replace；Alarm can also be individually for light crossing-signal or sound alarm subsystem；It is promoted Mechanism can also be hydraulic cylinder hoisting mechanism.

The embodiment 2 of height limiter with superelevation warning function is as shown in Figure 4：Embodiment 2 is different from embodiment 1 It is that there are three columns 10, crossbeam 7 is fixed on the top of three columns, and porte-cochere is respectively formed between adjacent column, each vertical Intercolumniation is both provided with height-limiting bar 14, and two height-limiting bars respectively work independently.

The embodiment 3 of height limiter with superelevation warning function is as shown in Figure 5：Embodiment 3 is different from embodiment 1 It is that the upper end of Anti-fall steel wire rope 3 is not directly connected on crossbeam, is provided on crossbeam and Anti-fall steel wire rope number pair The rope closing reel 22 answered is provided with rope closing spring between rope closing reel and device frame, rope closing spring is torsional spring 23 in the present embodiment, Each one end of Anti-fall steel wire rope 3 far from height-limiting bar is connected on corresponding rope closing reel.Rope closing spring gives rope closing reel One rope closing power, in this way when height-limiting bar 14 is lifted up, Anti-fall steel wire rope can be automatically rolled onto on rope closing reel, be prevented Anti-fall steel wire rope scratches corresponding vehicle because sagging, and in addition rope closing spring can also balance the dead weight of height-limiting bar, thus may be used To reduce the power demand to electric block, product cost is reduced, in addition when height-limiting bar is hit, rope closing reel is by putting Rope can also buffering percussive force, avoid Anti-fall wire cable rupture.Fig. 5 middle terms 21 indicate buffer spring, in the utility model In other embodiments, hoisting mechanism can not also be set, and height-limiting bar is only support limit on device frame, needing to adjust height-limiting bar It when height, manually adjusts, at this time due to the balance that rope closing spring conducts oneself with dignity to height-limiting bar, also makes the simple side of adjustment process change Just.

Claims (8)

1. the height limiter with superelevation warning function, including device frame, device frame, which is surrounded, extremely before to be passed through for corresponding vehicle by rear Porte-cochere, the height-limiting bar of lift mechanism lifts is provided on device frame, it is characterised in that：Court is provided on height-limiting bar Object detection detector afterwards, height limiter further include alarm and the controller with alarm control connection, the object inspection Detector is surveyed to connect with controller sampling.

2. height limiter according to claim 1, it is characterised in that：Height-limiting bar is that length is prolonged along porte-cochere width direction The rectangular parallelepiped structure stretched, object detection detector are set to the lower part of the trailing flank of height-limiting bar.

3. height limiter according to claim 1, it is characterised in that：The object detection detector is radar detection Device, laser detector, ultrasonic detector or infrared detector.

4. height limiter according to claim 1, it is characterised in that：Alarm is set on described device frame.

5. height limiter according to claim 1, it is characterised in that：The alarm is audible-visual annunciator.

6. according to the height limiter described in claim 1 ~ 5 any one, it is characterised in that：Height limiter further includes at least two One end of Anti-fall steel wire rope, Anti-fall steel wire rope is connected on the height-limiting bar, the company of each Anti-fall steel wire rope and height-limiting bar Contact is connected to along height-limiting bar extending direction arranged for interval, the other end of Anti-fall steel wire rope on described device frame.

7. height limiter according to claim 6, it is characterised in that：String is equipped with buffering elastic on the Anti-fall steel wire rope Spring.

8. height limiter according to claim 6, it is characterised in that：It is provided on device frame and Anti-fall steel wire rope number Corresponding rope closing reel is provided with rope closing spring between rope closing reel and device frame, each Anti-fall steel wire rope is far from height-limiting bar One end is connected on corresponding rope closing reel.