CN207062765U - A kind of new bridge crashworthy guardrail - Google Patents
A kind of new bridge crashworthy guardrail Download PDFInfo
- Publication number
- CN207062765U CN207062765U CN201720906734.5U CN201720906734U CN207062765U CN 207062765 U CN207062765 U CN 207062765U CN 201720906734 U CN201720906734 U CN 201720906734U CN 207062765 U CN207062765 U CN 207062765U
- Authority
- CN
- China
- Prior art keywords
- entablature
- hole
- fence post
- fixture block
- pull bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a kind of new bridge crashworthy guardrail, including pontic and fence post, the fence post outer wall surface upper and lower ends are respectively equipped with through hole and lower through-hole, the inside of the upper through hole is provided with entablature, the front end of the baffle plate is provided with fixture block, the outer wall right-hand member of the entablature is provided with neck, and iron skill guardrail is provided between the entablature and sill.The new bridge crashworthy guardrail, pass through the cooperation of fence post, entablature and fixture block, nut is fixed on footing the upper surface of pontic, backing out nut can be with quick-replaceable fence post, the inside of the upper through hole of entablature insertion, the elastic reaction of compression spring makes fixture block insert neck, block entablature, draw ring is pulled to drive pull bar to be moved rearwards, pull bar drives fixture block to depart from neck, and entablature can be pulled down, and the cooperation of neck and fixture block makes the installation and removal of entablature all very convenient, if entablature badly can be changed quickly by damage, prevent the accident of falling down from the bridge.
Description
Technical field
Technical field of bridge engineering is the utility model is related to, specially a kind of new bridge crashworthy guardrail.
Background technology
Bridge guardrail is widely used in bridge side, but the guardrail of prior art is typically limited to only the protection to pedestrian, at present bridge
Guardrail is fence type, and due to structure, mechanical strength is inadequate, it is impossible to meets to be particularly the requirement of shelter to vehicle, easily
There is potential safety hazard, because inertia is big when vehicle is run, simple stiff safety fence is largely single support bar, protection effect
Fruit, easily broken by vehicle, fallen down from bridge floor, cause the very big casualties, in the prior art, such as Application No.
201620230350.1 utility model patent, including concrete pier, bottom plate, base, column and cross bar, the bottom of the bottom plate
Provided with some locating dowels, the bottom plate cast is fixed on concrete pier, the upper surface of the bottom plate and the upper table of concrete pier
Face flushes, and the upper surface of the bottom plate is provided with some bolts hole, and the base is provided with the through hole corresponding with bolt hole, described
Base is tightened on bottom plate by bolt, and the column is fixed on base, and the column top sets even some through holes, institute
Stating cross bar includes metallic plate, and the section of the metallic plate is in shape, and the back side of the metallic plate is provided with some screw rods, and the screw rod is worn
The through hole crossed at the top of column simultaneously tightens fixation with nut, and the outer surface of the metallic plate is coated with cushion, the utility model
Bridge guardrail is although firm and has buffering effect, but if be damaged, changes and maintenance is required for for a long time, easily causing
Fall down from the bridge accident.
Utility model content
The purpose of this utility model is to provide a kind of new bridge crashworthy guardrail, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme:A kind of new bridge crashworthy guardrail, including pontic and
Fence post, the inside of the pontic have poured pre-buried bottom plate, bolt are welded with left and right sides of the upper surface of the pre-buried bottom plate,
The bottom of the fence post is provided with footing, and footing is run through on the top of the bolt, and the top of the bolt is provided with nut, institute
State nut to be connected with bolt thread, the fence post outer wall surface upper and lower ends are respectively equipped with through hole and lower through-hole, under described
The inside of through hole is provided with sill, and the inside of the upper through hole is provided with entablature, and the rear interior of the fence post is provided with
Spring base, the inside of the spring base are provided with compression spring, and the inside of the compression spring is provided with pull bar, the pull bar point
Not Guan Chuan compression spring and spring base, the rear end of the pull bar is provided with draw ring, and the front end of the pull bar is provided with baffle plate, described
The front end of baffle plate is provided with fixture block, and the outer wall right-hand member of the entablature is provided with neck, and the neck matches with fixture block, it is described on
Crossbeam is connected by column with sill, and iron skill guardrail is provided between the entablature and sill.
Preferably, roller is installed, the inside upper and lower ends of the roller are respectively mounted at the outer wall center of the fence post
There is bearing, the bottom of the roller is provided with fixture block, and the top of the roller is provided with rubber cap, the bottom installation of the roller
There is lower block.
Preferably, the inwall of the upper through hole and lower through-hole is mounted on rubber sleeve.
Preferably, it is pasted with reflective paster at the outer wall surface center of the entablature.
Preferably, the junction of the pull bar and spring base is provided with sliding sleeve.
Compared with prior art, the beneficial effects of the utility model are:The new bridge crashworthy guardrail, pass through fence post, upper horizontal stroke
The cooperation of beam and fixture block, nut are fixed on footing the upper surface of pontic, and backing out nut can be with quick-replaceable fence post, entablature
The inside of through hole in insertion, the elastic reaction of compression spring make fixture block insert neck, block entablature, pull draw ring to drive pull bar
Be moved rearwards, pull bar drives fixture block to depart from neck, and entablature can pull down, the cooperation of neck and fixture block make entablature installation and
Dismounting is all very convenient, if entablature badly can be changed quickly by damage, prevents the accident of falling down from the bridge.
Brief description of the drawings
Fig. 1 is the utility model structure diagram;
Fig. 2 is neck cutaway top view of the present utility model;
Fig. 3 is roller frame schematic diagram of the present utility model.
In figure:1st, pontic, 2, pre-buried bottom plate, 3, bolt, 4, footing, 5, nut, 6, fence post, 7, roller, 8, lower through-hole,
9th, sill, 10, upper through hole, 11, entablature, 12, column, 13, iron skill guardrail, 14, reflective paster, 15, sliding sleeve, 16, pull bar,
17th, draw ring, 18, spring base, 19, compression spring, 20, baffle plate, 21, rubber sleeve, 22, neck, 23, fixture block, 24, bearing, 25, under
Block, 26, rubber cap.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme:A kind of new bridge crashworthy guardrail, including pontic 1 and shield
Rail post 6, the inside of pontic 1 have poured pre-buried bottom plate 2, and pre-buried bottom plate 2 is embedded in the inside of pontic 1 when pontic 1 is built, pre-buried
Bolt 3 is welded with left and right sides of the upper surface of bottom plate 2, pontic is exposed on the top of bolt 3, and the bottom of fence post 6 is provided with bottom
Footing 4 is run through on pin 4, the top of bolt 3, and the top of bolt 3 is provided with nut 5, and nut 5 is threadedly coupled with bolt 3,5, nut
Footing 4 is fixed on the upper surface of pontic 1, backs out nut 5 and can be installed at the outer wall center of fence post 6 with quick-replaceable fence post 6
There is roller 7, can be rotated when roller 7 is scratched by vehicle, reduce Vehicular impact and fence post 6 is injured, above and below the inside of roller 7
Both ends are mounted on bearing 24, and bearing 24 is ball bearing, and the bottom of roller 7 is provided with fixture block 23, and the top of roller 7 is provided with
Rubber cap 26, rubber cap 26 are used for the inside for preventing rainwater from entering roller 7, and the outer wall surface upper and lower ends of fence post 6 are respectively equipped with
Upper through hole 10 and lower through-hole 8, the inwall of upper through hole 10 and lower through-hole 8 are mounted on rubber sleeve 21, the bottom installation of the roller 7
There is lower block 25, rubber sleeve 21 can prevent entablature 11 and sill 9 from loosening, and the inside of lower through-hole 8 is provided with sill 9,
The inside of upper through hole 10 is provided with entablature 11, and reflective paster 14, reflection plaster are pasted with the outer wall surface center of entablature 11
Paper 14 can enable driver to see guardrail in dark or night, avoid knocking guardrail, the rear interior of fence post 6 is provided with bullet
Spring abutment 18, the inside of spring base 18 are provided with compression spring 19, and the coefficient of elasticity of compression spring 19 is 10N/CM, compression spring 19
Inside pull bar 16 is installed, pull bar 16 can slide back and forth in the inside of spring base 18, and pull bar 16 extends through compression spring
19 and spring base 18, the junction of pull bar 16 and spring base 18 is provided with sliding sleeve 15, and sliding sleeve 15 makes pull bar 16 in spring base 18
Internal slide is more smooth, and the rear end of pull bar 16 is provided with draw ring 17, pulls draw ring 17 to drive pull bar 16 to be moved rearwards, pull bar 16
Front end is provided with baffle plate 20, and baffle plate 20 prevents pull bar 16 from being ejected in the inside of spring base 18, and the front end of baffle plate 20 is provided with fixture block
23, the outer wall right-hand member of entablature 11 is provided with neck 22, and neck 22 matches with fixture block 23, and pull bar 16 drives fixture block 23 to depart from neck
22, entablature 11 can be pulled down, and the cooperation of neck 22 and fixture block 23 makes the installation and removal of entablature 11 all very convenient, if on
Crossbeam 11 badly can be changed quickly by damage, prevent the accident of falling down from the bridge, and entablature 11 is connected by column 12 with sill 9,
Iron skill guardrail 13 is installed, iron skill guardrail 13 can prevent child from passing through guardrail, also decorate between entablature 11 and sill 9
With the effect of beautification.
Nut 5 is fixed on footing 4 upper surface of pontic 1, and backing out nut 5 can be with quick-replaceable fence post 6, entablature 11
The inside of through hole 10 in insertion, the elastic reaction of compression spring 19 make fixture block 23 insert neck 22, block entablature 11, pull and draw
Ring 17 drives pull bar 16 to be moved rearwards, and pull bar 16 drives fixture block 23 to depart from neck 22, and entablature 11 can be pulled down, neck 22 and card
The cooperation of block 23 makes the installation and removal of entablature 11 all very convenient, if entablature 11 badly can be changed quickly by damage, prevents
Only fall down from the bridge accident.
In description of the present utility model, it is to be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
Portion ", " other end ", " on ", " side ", " top ", " interior ", " front portion ", " center ", the orientation of the instruction such as " both ends " or position close
It is to be described based on orientation shown in the drawings or position relationship, to be for only for ease of description the utility model and simplifying, rather than
Indicate or imply that signified device or element there must be specific orientation, with specific azimuth configuration and operation, therefore can not
It is interpreted as to limitation of the present utility model.
In addition, term " first ", " second ", " the 3rd ", " the 4th " are only used for describing purpose, and it is not intended that instruction or
Relative importance or the implicit quantity for indicating indicated technical characteristic are implied, thus, defines " first ", " second ", " the
Three ", at least one this feature can be expressed or be implicitly included to the feature of " the 4th ".
In the utility model, unless otherwise clearly defined and limited, term " installation ", " setting ", " connection ", " Gu
Calmly ", the term such as " spinning " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;
Can be mechanical connection or electrical connection;Can be joined directly together, can also be indirectly connected by intermediary, can be with
It is connection or the interaction relationship of two elements of two element internals, is limited unless otherwise clear and definite, for this area
For those of ordinary skill, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of new bridge crashworthy guardrail, including pontic (1) and fence post (6), it is characterised in that:Pour the inside of the pontic (1)
Pre-buried bottom plate (2) has been built, bolt (3), the fence post (6) are welded with left and right sides of the upper surface of the pre-buried bottom plate (2)
Bottom footing (4) is installed, footing (4) is run through on the top of the bolt (3), and the top of the bolt (3) is provided with nut
(5), the nut (5) is threadedly coupled with bolt (3), and fence post (6) the outer wall surface upper and lower ends are respectively equipped with through hole
(10) and lower through-hole (8), the inside of the lower through-hole (8) are provided with sill (9), and the inside of the upper through hole (10) is provided with
Entablature (11), the rear interior of the fence post (6) are provided with spring base (18), and the inside of the spring base (18) is provided with pressure
Contracting spring (19), the inside of the compression spring (19) are provided with pull bar (16), and the pull bar (16) extends through compression spring
(19) and spring base (18), the rear end of the pull bar (16) are provided with draw ring (17), and the front end of the pull bar (16) is provided with gear
Plate (20), the front end of the baffle plate (20) are provided with fixture block (23), and the outer wall right-hand member of the entablature (11) is provided with neck (22),
The neck (22) matches with fixture block (23), and the entablature (11) is connected by column (12) with sill (9), it is described on
Iron skill guardrail (13) is installed between crossbeam (11) and sill (9).
A kind of 2. new bridge crashworthy guardrail according to claim 1, it is characterised in that:The outer wall center of the fence post (6)
Place is provided with roller (7), and the inside upper and lower ends of the roller (7) are mounted on bearing (24), the bottom peace of the roller (7)
Equipped with fixture block (23), the top of the roller (7) is provided with rubber cap (26), and the bottom of the roller (7) is provided with lower block
(25)。
A kind of 3. new bridge crashworthy guardrail according to claim 1, it is characterised in that:The upper through hole (10) and lower through-hole
(8) inwall is mounted on rubber sleeve (21).
A kind of 4. new bridge crashworthy guardrail according to claim 1, it is characterised in that:The outer wall surface of the entablature (11)
Reflective paster (14) is pasted with center.
A kind of 5. new bridge crashworthy guardrail according to claim 1, it is characterised in that:The pull bar (16) and spring base (18)
Junction sliding sleeve (15) is installed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720906734.5U CN207062765U (en) | 2017-07-25 | 2017-07-25 | A kind of new bridge crashworthy guardrail |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720906734.5U CN207062765U (en) | 2017-07-25 | 2017-07-25 | A kind of new bridge crashworthy guardrail |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207062765U true CN207062765U (en) | 2018-03-02 |
Family
ID=61517317
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720906734.5U Expired - Fee Related CN207062765U (en) | 2017-07-25 | 2017-07-25 | A kind of new bridge crashworthy guardrail |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN207062765U (en) |
-
2017
- 2017-07-25 CN CN201720906734.5U patent/CN207062765U/en not_active Expired - Fee Related
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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: 20180302 Termination date: 20180725 |
|
CF01 | Termination of patent right due to non-payment of annual fee |