CN207659875U - Height limiter - Google Patents
Height limiter Download PDFInfo
- Publication number
- CN207659875U CN207659875U CN201721463147.XU CN201721463147U CN207659875U CN 207659875 U CN207659875 U CN 207659875U CN 201721463147 U CN201721463147 U CN 201721463147U CN 207659875 U CN207659875 U CN 207659875U
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- CN
- China
- Prior art keywords
- height
- steel wire
- wire rope
- limiting bar
- device frame
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Abstract
The utility model is related to a kind of height limiters, including device frame and height-limiting bar, height-limiting bar support limit is on device frame or being connected on the hoisting mechanism being arranged on device frame, height limiter further includes at least two Anti-fall steel wire ropes, one end of Anti-fall steel wire rope is connected on the height-limiting bar, the tie point of each Anti-fall steel wire rope and height-limiting bar 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.After height-limiting bar is by vehicle collision, height-limiting bar can fall off from hoisting mechanism or device frame, form certain protection to height-limiting bar by Anti-fall steel wire rope at this time, prevent height-limiting bar from continuing to fall and cause serious safety accident.
Description
Technical field
The utility model is related to the height limiters in road corollary equipment.
Background technology
Currently, in order to protect bridge, culvert, tunnel or some other reasons on road to need in specified road
Height limiter is arranged in position.Existing height limiter " a kind of can be automatic lifting as disclosed in Chinese patent CN205990597U
Height-limiting 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
It is arranged in parallel with fixed cross beam, is provided with hoisting mechanism on a column wherein, hoisting mechanism includes electric block and by electricity
More steel wire ropes of dynamic cucurbit driving, are provided with respectively for the angle pulley of each steel wire rope pile warp commutation, respectively on fixed cross beam
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
Arranged for interval.In use, changing the height and position of height-limiting bar by hoisting mechanism.Certainly there is the limit for height of some height limiters
The position of bar cannot automatically adjust, and by adjusting the height of height-limiting bar manually, then fix.No matter which kind of height limiter all
It has the following problems：In the actual use process, the problem of inevitably will appear driver's erroneous judgement and bumping against height-limiting bar, if steel wire
Rope is severed, and height-limiting bar may drop out, and 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, and to solve in the prior art, height-limiting bar is easy because touching
Knock the problem of falling.
In order to solve the above technical problems, the technical solution in the utility model is as follows：
A kind of height limiter, including device frame and height-limiting bar, height-limiting bar support limit is on device frame or being connected to device
On the hoisting mechanism being arranged on frame, height limiter further includes at least two Anti-fall steel wire ropes, and one end of Anti-fall steel wire rope connects
It is connected on the height-limiting bar, the tie point of each Anti-fall steel wire rope and height-limiting bar is anti-lost along height-limiting bar extending direction arranged for interval
The other end for falling steel wire rope is connected on described device frame.
Device frame includes at least two root posts spaced apart column in left-right direction, shape respectively between adjacent two root posts
At porte-cochere, the height-limiting bar is both provided between adjacent upright posts.
String is equipped with buffer spring on the Anti-fall steel wire rope.
The steel wire rope perforation passed through along the vertical direction for Anti-fall steel wire rope is provided on height-limiting bar.
Buffer spring is set between the lower end of Anti-fall steel wire rope and the bottom of height-limiting bar, and Anti-fall steel wire rope is by buffering
It is passed through in spring.
Steel wire rope, which perforates to have between Anti-fall steel wire rope, radially wobbles gap.
Device frame includes the crossbeam being located on the upside of height-limiting bar, and hang corresponding with Anti-fall steel wire rope number is provided on crossbeam
The upper end of ring, each Anti-fall steel wire rope is connected on corresponding hanging ring.
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.
Device frame includes the crossbeam being located on the upside of height-limiting bar, and rope closing reel is set on crossbeam.
The rope closing spring is the torsional spring being set in rope closing reel between device frame.
The beneficial effects of the utility model are：In the utility model, after height-limiting bar is by vehicle collision, height-limiting bar can be from carrying
It rises and falls off on mechanism or device frame, form certain protection to height-limiting bar by Anti-fall steel wire rope at this time, prevent height-limiting bar from continuing
It falls and causes serious safety accident.
Further, when colliding, the buffer spring between Anti-fall steel wire rope and height-limiting bar can play centainly
Cushioning effect, avoid Anti-fall steel wire rope from being broken because vehicle is to the collision of height-limiting bar.
Further, when the position of height-limiting bar adjusts, rope closing reel carries out folding and unfolding to Anti-fall steel wire rope, such as limits
When high bar upward position adjustment, rope closing reel automatically rolls Anti-fall steel wire rope under the effect of rope closing spring, avoids Anti-fall
Steel wire rope is bent to height-limiting bar downside and wiping occurs with vehicle and touches；When position adjusts height-limiting bar downward, rope closing reel is put automatically
Volume.When certainly in case of colliding, rope closing reel can make Anti-fall steel wire rope have greater depth by rotation
Buffering, fully avoids the breakage problem of Anti-fall steel wire rope.
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 is as shown in Fig. 1 ~ 3：Including device frame, device frame is spaced in left-right direction including two
The upper end of the column 10 of arrangement, column 10 is fixed with crossbeam 7, and 7 downside of crossbeam is provided with the height-limiting bar 14 parallel with crossbeam.Device
The hoisting mechanism for driving height-limiting bar high and low position to adjust is additionally provided on frame, hoisting mechanism includes being set to crossbeam both ends
Two electric blocks 6, are wound with boom hoist cable 1 on the reel of each electric block 6 respectively, two boom hoist cables 1 respectively with
The hanging ring 2 that is threadedly coupled on the both ends of crossbeam is connected, and is provided with the opposite limiting slot of notch on two columns, and the two of height-limiting bar 14
End is respectively placed in corresponding limiting slot.It is additionally provided with electric-control system on device frame, electric-control system includes controller and for sweeping
The radio scan module 15 of the release in corresponding vehicle is retouched, controller is connected with the control of each electric block 6, actually used
When, allow by vehicle can handle release in traffic police team, when carrying information card vehicle reach height limiter by when, nothing
The information of 15 scanning information card of line scan module meets when passing through condition, and controller just controls two electric blocks 6 by height-limiting bar
14 are promoted to certain altitude, if do not met through condition, electric block 6 is failure to actuate, and may be implemented to swipe the card in this way passes through, and meet
Special vehicle passes through demand.Upper limit position switch 18 and lower limit position switch 16 are provided on column 10, with control
The upper limit position and lower limit position of height-limiting bar 14.Two pairs of adjustment position switch 17 are additionally provided on two columns, it is each pair of
Two adjustment position switch of adjustment position switch are respectively arranged at the sustained height of each column, basic working mechanism
It is, when two electric blocks 6 promote height-limiting bar both ends, to differ larger if the promotion speed at both ends is asynchronous, it will
Height-limiting bar is caused to tilt, height-limiting bar is possible to be stuck in limiting slot, and in the present invention, one end of speed can be first
It reaches at corresponding adjustment position switch, controller just controls corresponding electric block and is stopped, when other end also reaches pair
At the adjustment position switch answered, two electric blocks further play work, can prevent limit for height to avoid height-limiting bar transitional slope in this way
Bar clamping stagnation is 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, the radar detedtor 13 for emitting radar signal backwards, because of driver's erroneous judgement sometimes or vehicle headstock
Height can cause the tailstock but cannot be by height-limiting bar 14, at this time radar spy by height-limiting bar because of loading or other aspects problem
It surveys device 13 to detect with the presence of the object higher than height-limiting bar bottom, alarm will send out optical signal and voice signal alarm, carry
Wake up driver, avoids collision height-limiting bar 14.Vibrating sensor 12 is additionally provided on height-limiting bar, vibrating sensor 12 is located at height-limiting bar
Top video camera 8, vibrating sensor 12 and controller are additionally provided on device frame in order to avoid vibrating sensor is broken by vehicle
Sampling connection, controller are connect with camera control, and when having Vehicular impact to height-limiting bar, controller records collision time, convenient
The vehicle on corresponding time point is found in the video of video camera.
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.
The embodiment 2 of height limiter is as shown in Figure 4：As different from Example 1, there are three columns 10, crossbeam for embodiment 2
7 are fixed on the top of three columns, are respectively formed porte-cochere between adjacent column, height-limiting bar is both provided between each column
14, two height-limiting bars respectively work independently.
The embodiment 3 of height limiter is as shown in Figure 5：Embodiment 3 as different from Example 1, Anti-fall steel wire rope 3 it is upper
End is not directly connected on crossbeam, and rope closing reel 22 corresponding with Anti-fall steel wire rope number, rope closing are provided on crossbeam
Rope closing spring is provided between reel and device frame, rope closing spring is torsional spring 23 in the present embodiment, and each Anti-fall steel wire rope 3 is separate
One end of height-limiting bar is connected on corresponding rope closing reel.Rope closing spring gives rope closing reel one rope closing power, works as limit in this way
When high bar 14 is lifted up, Anti-fall steel wire rope can be automatically rolled onto on rope closing reel, prevent Anti-fall steel wire rope because sagging
And corresponding vehicle is scratched, in addition rope closing spring can also balance the dead weight of height-limiting bar, can thus reduce to electric block
Power demand reduces product cost, and in addition when height-limiting bar is hit, rope closing reel can also buffering collision of closed by putting rope
Power avoids Anti-fall wire cable rupture.Fig. 5 middle terms 21 indicate buffer spring, in the other embodiments of the utility model, are promoted
Mechanism can not also be set, and height-limiting bar is only support limit when on device frame, needing to adjust the height of height-limiting bar, is manually adjusted
It is whole, at this time due to the balance that rope closing spring conducts oneself with dignity to height-limiting bar, adjustment process is also made to become simple and convenient.
Claims (10)
1. height limiter, including device frame and height-limiting bar, height-limiting bar support limit is on device frame or being connected on device frame and set
On the hoisting mechanism set, it is characterised in that：Height limiter further includes at least two Anti-fall steel wire ropes, and the one of Anti-fall steel wire rope
End is connected on the height-limiting bar, the tie point of each Anti-fall steel wire rope and height-limiting bar along height-limiting bar extending direction arranged for interval,
The other end of Anti-fall steel wire rope is connected on described device frame.
2. height limiter according to claim 1, it is characterised in that：Device frame includes that at least two root posts are in left-right direction
Spaced apart column is respectively formed porte-cochere between adjacent two root posts, the limit for height is both provided between adjacent upright posts
Bar.
3. height limiter according to claim 1, it is characterised in that：String is equipped with buffering elastic on the Anti-fall steel wire rope
Spring.
4. height limiter according to claim 3, it is characterised in that：It is provided on height-limiting bar for Anti-fall steel wire rope along upper
The steel wire rope perforation that lower direction passes through.
5. height limiter according to claim 4, it is characterised in that：Buffer spring is set to the lower end of Anti-fall steel wire rope
Between the bottom of height-limiting bar, Anti-fall steel wire rope in buffer spring by passing through.
6. height limiter according to claim 4, it is characterised in that：Steel wire rope is perforated to be had between Anti-fall steel wire rope
Radially wobble gap.
7. according to the height limiter described in claim 1 ~ 6 any one, it is characterised in that：Device frame includes being located on height-limiting bar
The crossbeam of side is provided with hanging ring corresponding with Anti-fall steel wire rope number on crossbeam, and the upper end of each Anti-fall steel wire rope connects respectively
It is connected on corresponding hanging ring.
8. according to the height limiter described in claim 1 ~ 6 any one, it is characterised in that：It is provided on device frame and Anti-fall
The corresponding rope closing reel of steel wire rope number, is provided with rope closing spring between rope closing reel and device frame, each Anti-fall steel wire rope is remote
It is connected on corresponding rope closing reel from one end of height-limiting bar.
9. height limiter according to claim 8, it is characterised in that：Device frame includes the crossbeam being located on the upside of height-limiting bar,
Rope closing reel is set on crossbeam.
10. height limiter according to claim 8, it is characterised in that：The rope closing spring is to be set in rope closing reel
With the torsional spring between device frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463147.XU CN207659875U (en) | 2017-11-06 | 2017-11-06 | Height limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721463147.XU CN207659875U (en) | 2017-11-06 | 2017-11-06 | Height limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207659875U true CN207659875U (en) | 2018-07-27 |
Family
ID=62938674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721463147.XU Expired - Fee Related CN207659875U (en) | 2017-11-06 | 2017-11-06 | Height limiter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207659875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675643A (en) * | 2017-11-06 | 2018-02-09 | 河南能源化工集团重型装备有限公司 | A kind of height limiter |
-
2017
- 2017-11-06 CN CN201721463147.XU patent/CN207659875U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107675643A (en) * | 2017-11-06 | 2018-02-09 | 河南能源化工集团重型装备有限公司 | A kind of height limiter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20211106 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |