CN209722728U - A kind of bridge median strip flat protective device - Google Patents
A kind of bridge median strip flat protective device Download PDFInfo
- Publication number
- CN209722728U CN209722728U CN201920258714.0U CN201920258714U CN209722728U CN 209722728 U CN209722728 U CN 209722728U CN 201920258714 U CN201920258714 U CN 201920258714U CN 209722728 U CN209722728 U CN 209722728U
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- median strip
- mesh sheet
- fall
- antiglare shield
- side rail
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Abstract
The utility model relates to a kind of bridge median strip flat protective devices, the bridge median strip includes antiglare shield and interior side rail, including anti-fall unit, the anti-fall unit includes anti-fall mesh sheet, flanging steel plate and anchor bolt, the anti-fall mesh sheet both ends pass through flanging steel plate respectively and multiple anchor bolts are mounted at the top of interior side rail, the anti-fall mesh sheet is arranged between two neighboring antiglare shield, and the gap between the two neighboring interior side rail of covering, it has many advantages, such as that reasonable in design, easy for installation, practical, protection effect is good.
Description
Technical field
The utility model relates to bridge security safeguard technical fields, and in particular to a kind of bridge median strip use is flat
Formula protective device.
Background technique
In order to improve road safety and traffic efficiency, advanced road is generally using opposite isolation, two-way traffic
Sectional form be set as two width bridges being kept completely separate so the section of bridge disconnects at dividing strip, every side is left and right half
Width bridge, middle section are bridge median strip, and it includes the skies between the interior side rail of left and right width bridge and two width bridges
Gap.Multiple antiglare shields are equipped at intervals between two interior side rails on existing highway bridge central strip band, antiglare shield passes through antiglare shield
Bracket is mounted on interior side rail.Since median strip two sides are fast traffic lane, except it is individual when have professional service personnel's work
Outside making, there will not be irrelevant personnel appearance, the gap of Gu Zhongyangfengedaichu often keeps open state.But with to roadside ring
Some unpredictalbe environmentally friendly accidents and friendship are often caused in the raising of guaranteed request and traffic safety, open median strip gap
Interpreter's event, therefore, should take measures according to actual needs, the gap at close central dividing strip between two width bridges.
In order to ensure the safety under bridge, keep bridge current design manual of protective structures more reasonable, and tend to be perfect, the prior art into
Various trials are gone, it is intended to keep device overall structure more reasonable, however be constantly present some places not completely as good as one wishes.Such as it is existing
There is bridge at crossing highway, railway, navigation channel and water conservation district, be typically provided with higher vertical anti-falling screen on the outside of bridge,
To ensure safety under bridge, therefore it has been proposed that the gap between two width bridges is also prevented using the structure of vertical anti-falling screen
Shield, but since it is close to inside fast traffic lane, discontinuous setting can cause the fluctuation of vehicle operator's psychology, moreover, working as side
When traffic accident occurs, it is easy to cause secondary traffic accident.For another example Chinese patent CN207376530U discloses a kind of highway bridge
Beam median strip Junk prevention web frame, support is provided by the way of the pre-embedded anchoring bolts on guardrail lateral wall, is then existed
The equipment such as corresponding ring flange, steel bracket, anti-falling screen are installed, although above scheme solves central partition to a certain extent
The anti-fall problem in gap, but some shortcomings are still remained, such as above scheme needs at the beginning of bridge with regard to pre-buried lower margin spiral shell
Bolt, but a large amount of bridges built up are not available, there are also above structure operations, and hardly possible is all operated between two guardrails
Degree is big, installs time-consuming and laborious.Therefore, it is necessary to improve optimization to bridge median strip gap anti-drop device.
It should be noted that above content belongs to the technology category of cognition of utility model people, existing skill is not necessarily constituted
Art.
Utility model content
The utility model provides a kind of bridge median strip flat protective device, it have it is reasonable in design,
Easy for installation, practical, the advantages that protection effect is good, solve problems of the prior art.
Used technical solution is the utility model to solve above-mentioned technical problem:
A kind of bridge median strip flat protective device, the bridge median strip include antiglare shield and inside shield
Column, including,
Anti-fall unit, including anti-fall mesh sheet, flanging steel plate and anchor bolt, the anti-fall mesh sheet both ends pass through flanging respectively
Steel plate and multiple anchor bolts are mounted at the top of interior side rail, and the anti-fall mesh sheet is arranged between two neighboring antiglare shield, and
Cover the gap between two neighboring interior side rail.
The anti-fall mesh sheet is equipped on one side close to antiglare shield convenient for the anti-dazzle plate hole of receiving antiglare shield.
The flanging steel plate is arranged along interior side rail length direction, and the flanging steel plate is arranged in interior side rail top center
Position.
Flanging steel plate both ends pass through anchor bolt respectively and flanging steel plate and anti-fall mesh sheet are mounted on interior side rail
Top.
Flanging steel plate both ends are respectively equipped with the mounting hole of installation anchor bolt.
The anti-fall mesh sheet is expanded metal lath.
The mesh that the anchor bolt passes through anti-fall mesh sheet is mounted on interior side rail.
The antiglare shield is mounted on interior side rail by anti-dazzle board mount, and the anti-fall mesh sheet is arranged in anti-dazzle board mount
Top.
The anti-dazzle board mount includes the antiglare shield vertical supports being mounted on interior side rail inner wall, multiple antiglare shields
It is connected with antiglare shield longitudinal support beam between vertical supports, corresponds to antiglare shield vertical supports on the antiglare shield longitudinal support beam
Position is equipped with antiglare shield.
The utility model by adopting the above technical scheme, can be brought the following benefits:
(1) anti-falling screen at bridge median strip is arranged using flat, then will not be due to becoming the high point of near zone
Need to be arranged lightening protection installation requirement, structure is simpler and safer；Do not change the visual effect of runway two sides, and influence yet
Road traffic safety.
(2) anti-falling screen of bridge median strip is arranged at the top of guardrail, then when will not be because traffic accident occurs, causes
Secondary traffic accident, and the gap between two width bridges can be completely enclosed, space under bridge is both protected, central strip can also be protected
Highway facilities in band, and necessary space and safeguard measure are provided for the inspection, maintenance, replacement of facility.
(3) the utility model can be compatible with the anti-dazzle panel assembly that largely uses at present, does not need to change it
It makes, anti-falling screen can be added at bridge median strip, reinforce space under bridge protection.
(4) the utility model is at regular mesh sheet shape, when the antiglare equipment in bridge median strip is needed with communication pipeline
When checking, repair or replacing, the let-down net device of particular locations the utility model can be opened according to actual needs,
Let-down effect that is fully open, and not influencing other positions is not needed.
Detailed description of the invention
Fig. 1 is the anti-fall unit optimal crosssection figure in the utility model bridge median strip；
Fig. 2 is the optimal crosssection figure that antiglare shield is removed in the utility model bridge median strip；
Fig. 3 is anti-fall cell floor plan figure at the utility model bridge median strip；
In figure, 1, anti-fall mesh sheet, 2, antiglare shield, 3, anti-dazzle board mount, 301, antiglare shield vertical supports, 302, antiglare shield it is vertical
To supporting beam, 4, interior side rail, 5, flanging steel plate, 6, anchor bolt, 7, gap, 8, anti-dazzle plate hole.
Specific embodiment
In order to it is clearer illustrate the utility model general idea, with reference to the accompanying drawings of the specification in an illustrative manner into
Row is described in detail.
Many details are explained in the following description in order to fully understand the utility model, still, this is practical
Novel to be implemented using other than the one described here other modes, therefore, the protection scope of the utility model is simultaneously
It is not limited by the specific embodiments disclosed below.
In addition, in the description of the present invention, it should be understood that term " top ", " side wall ", " inside " etc. indicate
Orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the utility model and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore should not be understood as limiting the present invention.
In addition, in the description of the present invention, it should be understood that term " interior side rail " refers to that bridge center separates
Guardrail with two sides.
As shown in Figures 1 to 3, a kind of bridge median strip flat protective device, including anti-fall unit, the anti-fall list
Member is arranged between two neighboring antiglare shield 2, and antiglare shield 2 is mounted on interior side rail 4 by anti-dazzle board mount 3, described anti-fall
Unit includes anti-fall mesh sheet 1, flanging steel plate 5 and anchor bolt 6, and anti-fall mesh sheet 1 is arranged between two neighboring antiglare shield 2, and
Gap 7 between side rail 4 in two is covered, anti-fall 1 both ends of mesh sheet pass through flanging steel plate 5 respectively and multiple anchor bolts 6 are pacified
Mounted in interior 4 top of side rail.1 flat of anti-fall mesh sheet setting at bridge median strip avoids the vertical anti-falling screen of setting and makes
It is mutated at trackside facility height, and to the possibility of passing vehicle driver's psychological impact；Anti-fall mesh sheet 1 is mounted on inside shield
4 top of column, has completely enclosed the gap 7 between two width bridges, not only protects current, navigation and river safety and ring under bridge
Border also protects simultaneously and communicates other highway facilities such as pipeline in bridge median strip；The anti-fall mesh sheet 1 of fragment setting, can
To be preferably adapted to the position of median strip antiglare shield, and additional force is not generated to 2 support construction of antiglare shield；Fragment is set
The anti-falling screen 1 set preferably is adapted to bridge linear variation, it is ensured that installation accurate positioning；Anti-fall 1 anchorage point of mesh sheet design exists
Interior 4 top of side rail, the position reinforcing bar is less, and is located at top, and anchor bolt 6 both can be pre-buried, can also be implanted into the later period, practical
Property is stronger.
Anti-fall mesh sheet 1 is equipped on one side close to antiglare shield 2 convenient for the anti-dazzle plate hole 8 of receiving antiglare shield 2.The anti-fall mesh sheet of two panels
1 can be accommodated antiglare shield by anti-dazzle plate hole 8, while can be covered again to 2 periphery of antiglare shield, it is ensured that anti-fall comprehensive.
Flanging steel plate 5 is arranged along interior 4 length direction of side rail, and the setting of flanging steel plate 5 is in interior 4 top center of side rail position
It sets.Flanging steel plate 5 is set in the longitudinal edge of anti-fall mesh sheet 1, then can ensure that 1 edge of anti-falling screen will not tilt.
5 both ends of flanging steel plate pass through anchor bolt 6 respectively and flanging steel plate 5 and anti-fall mesh sheet 1 are mounted on interior side rail 4
Top.Anchor bolt 6 is set in corner part, can not only ensure that anti-fall mesh sheet 1 was fixed, but also as needed for service personnel
Open maintenance or replacement.
5 both ends of flanging steel plate are respectively equipped with the mounting hole of installation anchor bolt 6.
Anti-fall mesh sheet 1 is expanded metal lath.Anti-fall mesh sheet 1 uses expanded metal lath, has structural integrity more preferable, by external effect
When, it is not easy to damaged, still workable advantage after simplified overhauling.
The mesh that anchor bolt 6 passes through anti-fall mesh sheet 1 is mounted on interior side rail 4.
The antiglare shield 2 is mounted on interior side rail 4 by anti-dazzle board mount 3, and the anti-fall mesh sheet 1 is arranged in antiglare shield
3 top of bracket.It avoids damaging anti-fall mesh sheet 1.
The anti-dazzle board mount 3 includes the antiglare shield vertical supports 301 being mounted on interior 4 side wall of side rail, multiple anti-dazzle
It is connected with antiglare shield longitudinal support beam 302 between plate vertical supports 301, it is perpendicular that antiglare shield is corresponded on antiglare shield longitudinal support beam 302
Antiglare shield 2 is equipped with to the position of bracket 301.Using the structure side of antiglare shield vertical supports 301 and antiglare shield longitudinal support beam 302
Formula has installation relatively convenient to install antiglare shield 2, the advantages of firmly installing.
The utility model installs and uses process:
Inventor combines itself working experience to point out that (but the content is not unique, Ke Yigen to some construction precautions
It is adjusted according to actual operating conditions or execution conditions, this is certain embodiments therein, and the contents of the section cannot understand
For limitations of the present invention):
1, in view of the lateral dimension of anti-fall mesh sheet 1 is by bridge median strip widths affect, generally it is anchored at center
The central location at 4 top of dividing strip guardrail, considers further that the width of flanging steel plate 5, since the cross fall of anti-fall mesh sheet 1 is smaller
When, do not influence its overall width, if but the gradient it is larger when, determine its transverse width be considered as horizontal slope influence.Therefore, anti-fall mesh sheet 1
Longitudinal width mainly controlled by the installation site of antiglare shield 2 in bridge median strip, its general longitudinal pitch is 1m, then prevents
Piece 1 (expanded metal lath) longitudinal width of being caught can be taken as 1m, but in 2 position of antiglare shield, answer reserving hole, to guarantee that expanded metal lath is installed
When, it is not influenced by antiglare shield 2.
2, anti-fall mesh sheet 1 should have certain thickness, with guarantee have small-sized foreign body falling thereon when, do not need antiglare shield 2 peace
Support force is filled, can be supported alone, but its thickness should not be too large, in case its rigidity is excessive, when traffic accident occurs, rigidity
It is excessive, major injury was generated to collision article, personnel.
3, anchor bolt 6 functions only as the effect of fixation steel plate net and flanging steel plate 5, and suffered external load effect is smaller, no
Need the bolt of major diameter.Similarly, the width and thickness of flanging steel plate 5 does not need excessive, meets general detailing requiments,
Longitudinal length should be identical as the expanded metal lath longitudinal width, it is ensured that its flanging effect.
4, it since anti-falling screen is close to runway, is easy to be influenced by Corrosive Materias such as Vehicular exhaust and deicer salts, therefore installs
Before should carry out preservative treatment to its each constituent element.
5, the mesh size of anti-fall mesh sheet 1 (expanded metal lath) is generally 50mm × 100mm, but should be anti-fall specific according to protecting
It is required that being adjusted, fixed mesh size should not be limited to.
6, anti-fall mesh sheet 1, anchor bolt 6 and flanging steel plate 5 involved in the present embodiment are steel member, but actual implementation
When, material is not limited to this, as long as meeting the durability of above-mentioned processing, installation and the related request and component that use,
It can be used.
7, the both ends of flanging steel plate 5 should punch in advance in design anchorage point, and bolt hole is longitudinal nose circle shape, be that bolt is real
Reserved adjustment space when border anchors.
8, when guardrail is constructed, top surface should be smooth as far as possible, the settable gradient to runway introversion, in order to avoid influence flanging effect
Long-time ponding, accumulated snow, icing at the top of fruit and guardrail.
9, the present embodiment is described according to the sequence for installing anti-fall mesh sheet 1 after first installation antiglare shield 2, is conducive to protect in this way
The antiglare effect for demonstrate,proving antiglare shield 2 when not needing according to antiglare shield 2, or due to construction reason, needs first to install anti-fall mesh sheet 1
When, it can also be first, in accordance with anti-fall mesh sheet 1, therefore reserved 2 installation space of antiglare shield adapts to different erection sequences
Embody the applicable flexibility of the utility model.
The production of flat bridge median strip anti-falling screen device and installation process are as follows:
(1) spacing of the setting position and 4 top center of guardrail of antiglare shield 2 in installed bridge median strip is measured,
And it makes a record.
(2) according to record data, expanded metal lath and 5 size of flanging steel plate are processed；According to antiglare shield 2 and its height of mounting bracket
The expanded metal lath gradient is rationally arranged in degree；It punches, and marks on flanging steel plate 5.
(3) preservative treatment is carried out to all components, the part for needing to anchor in addition to bolt.
(4) it is flattened at the top of side rail 4 in median strip.
(5) let-down mesh sheet 1 is installed according to 2 position of antiglare shield, and checks whether the gap between adjacent expanded metal lath meets use
It is required that.
(6) flanging steel plate 5, scene punching implantation anchor bolt 6, tightening nuts are installed.
Above-mentioned specific embodiment cannot function as the limitation to scope of protection of the utility model, for the skill of the art
For art personnel, any alternate modification or transformation made to the utility model embodiment all fall within the guarantor of the utility model
It protects in range.
Place is not described in detail for the utility model, is the well-known technique of those skilled in the art of the present technique.
Claims (9)
1. a kind of bridge median strip flat protective device, the bridge median strip includes antiglare shield and inside shield
Column, it is characterised in that: including,
Anti-fall unit, including anti-fall mesh sheet, flanging steel plate and anchor bolt, the anti-fall mesh sheet both ends pass through flanging steel plate respectively
It is mounted at the top of interior side rail with multiple anchor bolts, the anti-fall mesh sheet is arranged between two neighboring antiglare shield, and covers
Gap between two neighboring interior side rail.
2. a kind of bridge median strip flat protective device according to claim 1, it is characterised in that: described anti-fall
Mesh sheet is equipped on one side close to antiglare shield convenient for the anti-dazzle plate hole of receiving antiglare shield.
3. a kind of bridge median strip flat protective device according to claim 2, it is characterised in that: the flanging
Steel plate is arranged along interior side rail length direction, and the flanging steel plate is arranged in interior side rail top center position.
4. a kind of bridge median strip flat protective device according to claim 3, it is characterised in that: the flanging
Steel plate both ends pass through the top that flanging steel plate and anti-fall mesh sheet are mounted on interior side rail by anchor bolt respectively.
5. a kind of bridge median strip flat protective device according to claim 4, it is characterised in that: the flanging
Steel plate both ends are respectively equipped with the mounting hole of installation anchor bolt.
6. according to claim 1 to a kind of bridge median strip flat described in claim 4 any one claim
Protective device, it is characterised in that: the anti-fall mesh sheet is expanded metal lath.
7. a kind of bridge median strip flat protective device according to claim 5, it is characterised in that: the anchoring
The mesh that bolt passes through anti-fall mesh sheet is mounted on interior side rail.
8. a kind of bridge median strip flat protective device according to claim 1, it is characterised in that: described anti-dazzle
Plate is mounted on interior side rail by anti-dazzle board mount, and the anti-fall mesh sheet is arranged above anti-dazzle board mount.
9. a kind of bridge median strip flat protective device according to claim 8, it is characterised in that: described anti-dazzle
Board mount includes the antiglare shield vertical supports being mounted on interior side rail inner wall, is connected between multiple antiglare shield vertical supports
There is antiglare shield longitudinal support beam, the position that antiglare shield vertical supports are corresponded on the antiglare shield longitudinal support beam is equipped with antiglare shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258714.0U CN209722728U (en) | 2019-02-28 | 2019-02-28 | A kind of bridge median strip flat protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920258714.0U CN209722728U (en) | 2019-02-28 | 2019-02-28 | A kind of bridge median strip flat protective device |
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| Publication Number | Publication Date |
|---|---|
| CN209722728U true CN209722728U (en) | 2019-12-03 |
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ID=68684551
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| CN201920258714.0U Active CN209722728U (en) | 2019-02-28 | 2019-02-28 | A kind of bridge median strip flat protective device |
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| CN (1) | CN209722728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529561A (en) * | 2021-07-16 | 2021-10-22 | 河北省交通规划设计院 | Anti-falling safety facility for central separation belt of highway bridge |
-
2019
- 2019-02-28 CN CN201920258714.0U patent/CN209722728U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113529561A (en) * | 2021-07-16 | 2021-10-22 | 河北省交通规划设计院 | Anti-falling safety facility for central separation belt of highway bridge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250031 Shandong Province Flyover District of Ji'nan city Shanxi Road No. 576. Patentee after: Shandong transportation planning and Design Institute Co.,Ltd. Address before: 250031 Shandong Province Flyover District of Ji'nan city Shanxi Road No. 576. Patentee before: SHANDONG PROVINCIAL COMMUNICATIONS PLANNING AND DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee after: Shandong transportation planning and Design Institute Group Co.,Ltd. Address before: 250031 No. 576 Wushanxi Road, Tianqiao District, Jinan City, Shandong Province Patentee before: Shandong transportation planning and Design Institute Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |