CN109706861A - A kind of highway height-limiting frame - Google Patents
A kind of highway height-limiting frame Download PDFInfo
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- CN109706861A CN109706861A CN201910138983.8A CN201910138983A CN109706861A CN 109706861 A CN109706861 A CN 109706861A CN 201910138983 A CN201910138983 A CN 201910138983A CN 109706861 A CN109706861 A CN 109706861A
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- rod
- part body
- bar
- height
- clockwork spring
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- 229910052799 carbon Inorganic materials 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims 1
- 230000035939 shock Effects 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The present invention provides a kind of highway height-limiting frames, including left column, right column, top cross-bar, limit for height cross bar, the left column, right column top are equipped with sliding slot, sliding block is equipped in sliding slot, the limit for height cross bar includes the middle part body of rod and two body of rod ends for being located at middle part body of rod both ends, body of rod end is fixed on sliding block, is connected between the middle part body of rod and body of rod end using ring flange, and the connection bolt of ring flange uses high-carbon brittleness bolt；Above the body of rod both ends of middle part safe chain sling is installed between top cross-bar respectively, clockwork spring tightening device is equipped in the top cross-bar above safe chain sling, clockwork spring tightening device is connect using tightening cable wire with the middle part body of rod.Present invention can ensure that the middle part body of rod of highway height-limiting frame is too far by that will not fly off after shock fracture, it will not spring back and hit vehicle or personnel again, reduce limit for height cross bar by vehicle and accidentally hit caused loss.
Description
Technical field
The present invention relates to transportation facilities technology more particularly to a kind of highway height-limiting frames.
Background technique
Highway height-limiting frame is while limiting oversize vehicle and passing through to needing the special car of normal pass to also play harm
Hinder effect.For example fire fighting truck, sprinkling truck etc. also will receive the influence of highway height-limiting frame.Therefore the limit for height of most of highway height-limiting frame
Crossbeam is configured to lifting height-limiting bar.In actual use, limit for height crossbeam is often severed by vehicle, and the limit for height crossbeam severed may
It can fly out, cause to injure passerby by a crashing object, vehicle damage endangers people life property safety.It is easy to make to fly again if connected with iron chains
The limit for height crossbeam rebound gone out, hits vehicle or personnel again, results in greater loss.
Summary of the invention
Technical problem solved by the invention is to provide a kind of highway height-limiting frame, which has safety can
It leans on, is easy to use, the advantage that structure is simple.
In order to solve the above technical problems, the present invention adopts the following technical scheme: a kind of highway height-limiting frame, including left column,
Right column, top cross-bar, limit for height cross bar, left and right column stand upright on two sides respectively, and top cross-bar is located at left and right column top,
Left and right column and top cross-bar form door shape frame, it is characterised in that: and the left column, right column top are equipped with sliding slot,
It is equipped with sliding block in sliding slot, the limit for height cross bar includes the middle part body of rod and two body of rod ends for being located at middle part body of rod both ends,
Body of rod end is fixed on sliding block, is connected between the middle part body of rod and body of rod end using ring flange, and the connection bolt of ring flange is adopted
With high-carbon brittleness bolt；It is equipped with hydraulically extensible cylinder above the top cross-bar, lifting steel is utilized between hydraulically extensible cylinder and sliding block
Cord and pulley blocks connection, roadside ground are equipped with the hydraulic control box of driving hydraulically extensible cylinder, middle part body of rod both ends top and top
Safe chain sling is installed respectively between portion's crossbeam, clockwork spring tightening device, clockwork spring are equipped in the top cross-bar above safe chain sling
Spring tightening device is connect using tightening cable wire with the middle part body of rod.
Further, middle part body of rod both ends are connected separately with casing bracing wire, casing bracing wire respectively by body of rod end into
Enter left and right column to be connect with clockwork spring tightening device for triggering clockwork spring tightening device, clockwork spring tightening device benefit
It is connect with tightening cable wire with the middle part body of rod.
Further, the clockwork spring tightening device includes spring support, clockwork spring and triggering snap-gauge, described sleeve pipe
It is flexible metal sleeve outside bracing wire, interspersed triggering bracing wire inside metal sleeve, metal sleeve upper end and spring support connect
Connect, the body of rod end side of lower end and ring flange connects, the triggering bracing wire upper end with trigger snap-gauge connect, lower end and ring flange
The middle part body of rod side connection.
Further, damping rubber pad is equipped with above the middle part body of rod.
Highway height-limiting frame of the present invention, after the middle part body of rod of limit for height cross bar is by Vehicular impact, ring flange connects bolt
Fracture, the middle part body of rod can fly out to vehicle front, trigger bracing wire and pull triggering snap-gauge, starting first under the pulling of the middle part body of rod
Clockwork spring, triggering bracing wire can be detached from after by ultimate tension with the middle part body of rod；Clockwork spring drives tightening cable wire to shrink will
The middle part body of rod is pulled near top cross-bar, it can be ensured that the middle part body of rod is too far by that will not fly off after shock fracture, will not spring back
Vehicle or personnel are hit again, reduce the loss caused by limit for height cross bar is accidentally hit by vehicle.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of highway height-limiting frame of the present invention.
Fig. 2 is the connection schematic diagram of casing bracing wire of the invention and flange.
Corresponding component names in figure are as follows: 1 left column；2 right columns；3 top cross-bars；4 limit for height cross bars；The body of rod in the middle part of 4-1；
4-2 body of rod end；4-3 ring flange；5 sliding blocks；6 lifting wire ropes；7 pulley blocks；8 hydraulic control boxs；9 safe chain slings；10 clockwork springs
Spring tightening device；10-1 spring support；10-2 clockwork spring；10-3 triggers snap-gauge；11 tightening cable wires；12 casing bracing wires；12-
1 metal sleeve；12-2 triggers bracing wire；13 sliding slots；14 hydraulically extensible cylinders；15 damping rubber pads.
Specific embodiment
It please refers to shown in Fig. 1, Fig. 2, the present invention provides a kind of highway height-limiting frame, including left column 1, right column 2, top cross
Beam 3, limit for height cross bar 4, left and right column stand upright on two sides respectively, and top cross-bar is located at left and right column top, left and right column and top
Portion's crossbeam forms door shape frame, and the left column, right column top are equipped with sliding slot 13, are equipped with sliding block 5, the limit in sliding slot
High cross bar includes middle part body of rod 4-1 and two body of rod end 4-2 for being located at middle part body of rod both ends, and body of rod end is fixed on cunning
On block, ring flange 4-3 connection is utilized between the middle part body of rod and body of rod end, ring flange connects bolt and uses high-carbon brittleness bolt；
It is equipped with hydraulically extensible cylinder 14 above the top cross-bar, lifting wire rope 6 and pulley blocks 7 are utilized between hydraulically extensible cylinder and sliding block
Connection, roadside ground are equipped with the hydraulic control box 8 of driving hydraulically extensible cylinder, divide above the body of rod both ends of middle part between top cross-bar
Safe chain sling 9 is not installed, clockwork spring tightening device 10, clockwork spring tightening dress are equipped in the top cross-bar above safe chain sling
It sets and is connect using tightening cable wire 11 with the middle part body of rod.Middle part body of rod both ends are connected separately with casing bracing wire 12, casing bracing wire
Enter left and right column by body of rod end respectively to connect with clockwork spring tightening device for triggering clockwork spring tightening device, send out
Spring tightening device is connect using tightening cable wire with the middle part body of rod.The clockwork spring tightening device includes spring support 10-
1, clockwork spring 10-2 and triggering snap-gauge 10-3, described sleeve pipe bracing wire outside is flexible metal sleeve 12-1, metal sleeve
The interspersed triggering bracing wire 12-2 in inside, metal sleeve upper end connect with spring support, the body of rod end side company of lower end and ring flange
Connect, the triggering bracing wire upper end with trigger snap-gauge connect, the connection of the middle part body of rod side of lower end and ring flange.The middle part body of rod
Top is equipped with damping rubber pad 15.
Highway height-limiting frame based on said structure design, hydraulic control box 8 control hydraulically extensible cylinder 14 by fluid pressure line,
Hydraulically extensible cylinder 14 is gone up and down in sliding slot 13 by lifting wire rope 6 and pulley blocks 7 with movable slider 5, and then drives limit for height cross bar 4
Lifting achievees the purpose that adjust height-limiting bar height.The rising of limit for height cross bar 4 relies on the promotion power of hydraulically extensible cylinder 14, decline
Then realized by its own gravity.Safe chain sling 9 and tightening cable wire 11 are no loads when highway height-limiting frame operates normally
, it is intended only as spare unit presence.After the middle part body of rod 4-1 of limit for height cross bar 4 is by Vehicular impact, the company of ring flange 4-3
Connecting bolt fracture, middle part body of rod 4-1 can fly out to vehicle front, trigger bracing wire 12-2 under the pulling of middle part body of rod 4-1 first
Triggering snap-gauge 10-3 is pulled, clockwork spring 10-2 is started, triggering bracing wire 12-2 can be with middle part body of rod 4-1 after by ultimate tension
It is detached from；Clockwork spring 10-2 drives the tightening contraction of cable wire 11 that middle part body of rod 4-1 is pulled near top cross-bar 3, it can be ensured that middle part
Body of rod 4-1 is too far by that will not fly off after shock fracture, will not spring back and hit vehicle or personnel again, reduce limit for height cross bar
4 accidentally hit caused loss by vehicle.Its middle sleeve bracing wire 12 be it is curved, in the case where total length is constant, do not influence
The lifting of limit for height cross bar 4.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
A variety of modifications of above-described embodiment will be readily apparent to those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to embodiment illustrated herein, and is to fit to consistent with the principles and novel features disclosed in this article
Widest scope.
Claims (4)
1. a kind of highway height-limiting frame, including left column, right column, top cross-bar, limit for height cross bar, left and right column are stood upright on respectively
Two sides, top cross-bar are located at left and right column top, and left and right column and top cross-bar form door shape frame, it is characterised in that:
The left column, right column top are equipped with sliding slot, are equipped with sliding block in sliding slot, the limit for height cross bar includes the middle part body of rod and difference
Positioned at two body of rod ends at middle part body of rod both ends, body of rod end is fixed on sliding block, sharp between the middle part body of rod and body of rod end
It is connected with ring flange, the connection bolt of ring flange uses high-carbon brittleness bolt；Hydraulically extensible cylinder is equipped with above the top cross-bar,
It is connected between hydraulically extensible cylinder and sliding block using lifting wire rope and pulley blocks, roadside ground is equipped with the liquid of driving hydraulically extensible cylinder
Control cabinet is pressed, safe chain sling is installed respectively between top cross-bar above the body of rod both ends of middle part, the top above safe chain sling is horizontal
Clockwork spring tightening device is equipped in beam, clockwork spring tightening device is connect using tightening cable wire with the middle part body of rod.
2. highway height-limiting frame according to claim 1, it is characterised in that: middle part body of rod both ends are connected separately with casing
Bracing wire, casing bracing wire enter left and right column by body of rod end respectively and connect with clockwork spring tightening device for triggering clockwork spring bullet
Spring tightening device, clockwork spring tightening device are connect using tightening cable wire with the middle part body of rod.
3. highway height-limiting frame according to claim 1, it is characterised in that: the clockwork spring tightening device includes spring branch
Frame, clockwork spring and triggering snap-gauge, described sleeve pipe bracing wire outside are flexible metal sleeve, interspersed triggering inside metal sleeve
Bracing wire, metal sleeve upper end connect with spring support, the body of rod end side of lower end and ring flange connects, in the triggering bracing wire
End connect with triggering snap-gauge, the connection of the middle part body of rod side of lower end and ring flange.
4. highway height-limiting frame according to claim 1, it is characterised in that: be equipped with damping rubber pad above the middle part body of rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138983.8A CN109706861A (en) | 2019-02-25 | 2019-02-25 | A kind of highway height-limiting frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910138983.8A CN109706861A (en) | 2019-02-25 | 2019-02-25 | A kind of highway height-limiting frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109706861A true CN109706861A (en) | 2019-05-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910138983.8A Pending CN109706861A (en) | 2019-02-25 | 2019-02-25 | A kind of highway height-limiting frame |
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| Country | Link |
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| CN (1) | CN109706861A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747774A (en) * | 2019-11-04 | 2020-02-04 | 武汉鑫艺驰道路设施有限公司 | Lifting control device for vehicle clearance |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9802269D0 (en) * | 1998-02-03 | 1998-04-01 | Heather Michael E | Tunnel bridge frame |
| CN203462418U (en) * | 2013-08-26 | 2014-03-05 | 河北前进机械厂 | Remote control adjustable highway height restriction frame |
| CN203821270U (en) * | 2014-03-13 | 2014-09-10 | 河北前进机械厂 | Single-motor-lifting type intelligent height limiting rack |
| CN203821273U (en) * | 2014-05-21 | 2014-09-10 | 河北前进机械厂 | Intelligent hydraulic high-speed lifting highway height-limiting frame |
| CN204898552U (en) * | 2015-07-13 | 2015-12-23 | 山东省五金研究所 | Warning limit for height railing |
| 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 |
| CN108103994A (en) * | 2018-02-05 | 2018-06-01 | 大连圣多教育咨询有限公司 | Telescopic road and bridge height limiter |
| CN209907255U (en) * | 2019-02-25 | 2020-01-07 | 河北硕通交通设施科技有限公司 | Highway height limiting frame |
-
2019
- 2019-02-25 CN CN201910138983.8A patent/CN109706861A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9802269D0 (en) * | 1998-02-03 | 1998-04-01 | Heather Michael E | Tunnel bridge frame |
| CN203462418U (en) * | 2013-08-26 | 2014-03-05 | 河北前进机械厂 | Remote control adjustable highway height restriction frame |
| CN203821270U (en) * | 2014-03-13 | 2014-09-10 | 河北前进机械厂 | Single-motor-lifting type intelligent height limiting rack |
| CN203821273U (en) * | 2014-05-21 | 2014-09-10 | 河北前进机械厂 | Intelligent hydraulic high-speed lifting highway height-limiting frame |
| CN204898552U (en) * | 2015-07-13 | 2015-12-23 | 山东省五金研究所 | Warning limit for height railing |
| 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 |
| CN108103994A (en) * | 2018-02-05 | 2018-06-01 | 大连圣多教育咨询有限公司 | Telescopic road and bridge height limiter |
| CN209907255U (en) * | 2019-02-25 | 2020-01-07 | 河北硕通交通设施科技有限公司 | Highway height limiting frame |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747774A (en) * | 2019-11-04 | 2020-02-04 | 武汉鑫艺驰道路设施有限公司 | Lifting control device for vehicle clearance |
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