CN202081373U - Profile steel shockproof stop block - Google Patents
Profile steel shockproof stop block Download PDFInfo
- Publication number
- CN202081373U CN202081373U CN2011201524294U CN201120152429U CN202081373U CN 202081373 U CN202081373 U CN 202081373U CN 2011201524294 U CN2011201524294 U CN 2011201524294U CN 201120152429 U CN201120152429 U CN 201120152429U CN 202081373 U CN202081373 U CN 202081373U
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- baffle plate
- shaped steel
- limit
- block
- hole
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Abstract
The utility model discloses a profile steel shockproof stop block, which is provided with a three-way limit function and is convenient to construct. The profile steel shockproof stop block comprises a bottom plate and a baffle plate; a mounting hole is arranged on the bottom plate; a limit hole is arranged on the baffle plate; the limit hole is provided with a limit connecting piece; the two ends of the limit connecting piece extend out of the limit hole; one end of the limit connecting piece is positioned at the inner side of the baffle plate and is provided with an axial limit structure, the other end of the limit connecting piece is positioned at the outer side of the baffle plate and is the matched connecting end, the limit connecting piece takes the limit hole as a sliding hole, the profile steel shockproof stop block is used for configuring anti-dropping beam so as to comprehensively realize a longitudinal limiting function, a transverse limiting function and a vertical limiting function, thereby being safe and reliable; the bottom plate is connected with a cover beam or a cap beam through the mounting hole; a matched junction end of the limit connecting piece is connected with an embedded part in a beam body; after finishing mounting a beam plate, a check block is arranged, so that the site operation is simple and convenient, the structure is beautiful, and the economy is rational; moreover, requirements of different vibrating peak value acceleration levels, different spans and different long deflections can be satisfied, and a bridge is convenient to check, repair and maintain.
Description
Technical field
The utility model relates to the beam falling prevention stopping block that uses in a kind of bridge engineering, especially a kind of anti-knock block.
Background technology
Bridge is the throat and the hinge of highway system as the important component part of highway transportation network.The quake-resistant safety of bridge is to guaranteeing to shake the unimpeded significant of back transportation network.Geological process whereabouts beam is serious bridge earthquake.Be the generation of anti-falling stop beam earthquake, anti-fall girder system system is widely used on the bridge, and it can stop beam to come off from bent cap or cap effectively, and it is made up of three parts such as beam shelving length, pier-beam joint device and beam-beam joint devices.The anti-fall beam construction of common pier-beam is a block.Block comprises steel concrete block and shaped steel block two classes.
Existing block stopping means all is to adopt the horizontal and vertical mode that is provided with respectively to arrange, and all be to adopt reinforced concrete structure basically, for guaranteeing construction quality, generally can require in the design must pour into bent cap to block in length and breadth, but this can install to beam slab and make troubles, so the problem of block second pouring can occur, during second pouring because beam slab installation in position, the block construction space is narrow, formwork erection, concrete pouring, maintenance operating difficulties, construction quality are difficult for guaranteeing.And existing block stopping means does not nearly all have the vertical spacing device, owing to have vertical seismic forces in the earthquake, existing beam falling prevention stopping block structure does not have preventive effect substantially to this.
Existing shaped steel block is made up of base plate and the baffle plate that is vertically welded on the base plate, base plate is provided with installing hole, by connecting stone bolt in this installing hole base plate is fixedly connected on bent cap or the cap, and baffle plate then carries out spacing to bridge in one direction, therefore, block is generally using.
The utility model content
The deficiency of the concrete block is constructed inconvenience in order to overcome that existing shaped steel block only has unidirectional limit function, technical problem to be solved in the utility model provides a kind of shaped steel anti-knock block that has the three-dimensional limit function and be convenient to construct.
The technical scheme that its technical problem that solves the utility model adopts is: the shaped steel anti-knock block, comprise base plate and the baffle plate that is fixedly connected on the base plate, base plate is provided with installing hole, have spacing hole on the baffle plate, be provided with two ends in the spacing hole and all stretch out the spacing connector of described spacing hole, the end that spacing connector is positioned at the baffle plate inboard is provided with the axial limiting structure, and the other end that spacing connector is positioned at the baffle plate outside is the coupling link.
Described spacing connector is a slide opening with this spacing hole.
Described spacing connector is a screw rod.
Described axial limiting structure is the nut that is connected with described screw flight.
Described coupling link is the external thread section that is arranged on spacing connector one end.
The described baffle plate outside also is provided with cushion.
Also be fixedly connected with on the described base plate and connect the floor of putting more energy into, the floor of putting more energy into is also fixedlyed connected with baffle plate, and the floor of putting more energy into is arranged at the baffle plate inboard.
In the baffle plate inboard, also be provided with annular around the spacing hole and strengthen backing plate.
Described baffle plate is vertically connected on the base plate.
Described shaped steel anti-knock block is welded by shaped steel.
The beneficial effects of the utility model are: realization that can be comprehensive is vertical, laterally, the vertical spacing function, safe and reliable, base plate is connected with built-in fitting in bent cap or the cap by installing hole, the coupling link of spacing connector is connected with the built-in fitting of Liang Tizhong, block can be installed after the beam slab installation again, site operation is easy, structure is more attractive in appearance, block can adopt batch production processing, can ensure the quality of products, economical rationality can be satisfied and differently shake the peak accelerator grade, difference is striden the footpath, the requirement of the long displacement of different connection, block can be removed as required temporarily, the inspection of bridge, maintenance, maintenance is convenient.
Description of drawings
Fig. 1 is the front view of the utility model block.
Fig. 2 is the left view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the user mode reference diagram of the utility model block.
Be labeled as 1-block, 2-bent cap or cap, 3-beam body among the figure, the 4-bearing, 5-stone bolt, 21-bearing pad stone, 22-embedded board, the 11-base plate, 12-baffle plate, the 12A-baffle plate outside, 12B-baffle plate inboard, the 13-floor of putting more energy into, 14-installing hole, 15-cushion, the 16-spacing hole, the spacing connector of 17-, 18-axial limiting structure, 19-mates link, and the 20-annular is strengthened backing plate, 31-steel bushing.
Cushion among Fig. 1 and Fig. 3 illustrates with double dot dash line.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, shaped steel anti-knock block of the present utility model comprises base plate 11 and the baffle plate 12 that is fixedly connected on the base plate 11, base plate 11 is provided with installing hole 14, have spacing hole 16 on the baffle plate 12, be provided with two ends in the spacing hole 16 and all stretch out the spacing connector 17 of described spacing hole 16, the end that spacing connector 17 is positioned at the inboard 12B of baffle plate is provided with axial limiting structure 18, and the other end that spacing connector 17 is positioned at baffle plate outside 12A is coupling link 19.
Shaped steel anti-knock block of the present utility model is installed and during as the anti-fall girder construction of bridge, base plate 11 can be connected with built-in fitting in bent cap or the cap 2 by installing hole 14, for example connect by stone bolt, the spacing connector 17 of axial limiting structure 18 assurances can not deviate from baffle plate 12, and the coupling link 19 of spacing connector 17 is connected with built-in fitting in the beam body 3, no matter beam body 3 to which direction moves, all can by shaped steel anti-knock block of the present utility model and spacing connector 17 thereof with its force transmission on bent cap or cap 2, so can realize for beam body 3 horizontal, vertical and vertical three-dimensional is spacing.
As depicted in figs. 1 and 2, described baffle plate 12 is connected with built-in fitting in the beam body 3 by spacing connector 17 and axial limiting structure 18 thereof, coupling link 19, under vertical seismic force effects, vertical displacement that can restained beam body 3 makes itself and infrastructure displacement synchronous such as bent cap or cap 2; Under the lateral seismic force effect, can consume the earthquake motion energy simultaneously, reduce the seismic forces that beam body 3 is delivered to bent cap or cap 2, thereby guarantee that bridge substructure is injury-free, guarantee safety by the elastic-plastic deformation of baffle plate 12.
As depicted in figs. 1 and 2, described spacing connector 17 is a slide opening with this spacing hole 16, should note when processing this slide opening: after installation, make its glide direction for along the bridge axis direction, help that beam body 3 adapts to because of variations in temperature and contraction, the change in length that causes of creeping and the change in displacement that externally causes under load such as brake force, seismic forces, the wind-force effect with respect to bent cap or cap 2.Simultaneously, also convenient construction is installed.
As depicted in figs. 1 and 2, described spacing connector 17 is screw rod, and is easily manufactured, connects reliable.
Preferably, described spacing connector 17 is the turret head screw rod, and as described axial limiting structure 18, structural strength is good with screw head.Under the less demanding condition of installation accuracy, axial limiting structure 18 also can adopt hex nut to add the mode axial limiting of packing ring.
Correspondingly, described coupling link 19 is for being arranged on the external thread section of spacing connector 17 1 ends, and is easily manufactured, connects reliable.This moment, the built-in fitting in beam body 3 was the steel bushing 31 with internal thread, carried out pre-buried, easy to process after steel bushing 31 also can be produced in batches.
Usually also should be provided with cushion 15 at described baffle plate outside 12A, between beam body 3 and shaped steel anti-knock block 1 extruding take place and can play cushioning effect when contact, this cushion 15 is employing rubber cushion blocks generally.
As Fig. 1, Fig. 2 and shown in Figure 3, also be fixedly connected with the floor 13 of putting more energy on base plate 11, the floor 13 of putting more energy into is also fixedlyed connected with baffle plate 12, and the floor 13 of putting more energy into is arranged at the inboard 12B of baffle plate, do not hinder baffle plate 12 and spacing connector 17 performance limit functions, can increase the block bulk strength again simultaneously.
As Fig. 1, Fig. 2 and shown in Figure 3, at the inboard 12B of baffle plate, for strengthening the local stable and intensity of opening part, reduce the block local failure and cause the probability of global failure, also be provided with annular around the spacing hole 16 and strengthen backing plate 20, when spacing connector 17 was stressed, its suffered active force was by being delivered on the baffle plate 12 around the spacing hole 16.
As Fig. 1, Fig. 2 and shown in Figure 3, described baffle plate 12 generally with 11 vertical connections of base plate.
Above-described anti-knock block preferably is welded by shaped steel such as steel plate, and with respect to the steel concrete block, its elastoplasticity more can satisfy actual instructions for use, adopts batch production processing, the on-the-spot installation, and easy construction, quality controllable.
Embodiment:
As Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, with shaped steel anti-knock block of the present utility model as shockproof position limiting structure.
The bent cap of bridge or cap 2 are provided with bearing pad stone 21, the beam body 3 of bridge is connected on the bearing pad stone 21 by bearing 4, bearing pad stone 21 is provided with embedded board 22 and stone bolt 5, described shaped steel anti-knock block 1 is welded by shaped steel, comprise base plate 11 and the baffle plate 12 that is fixedly connected on the base plate 11, base plate 11 is provided with installing hole 14, stone bolt 5 is fixedlyed connected base plate 11 with embedded board 22, have spacing hole 16 on the baffle plate 12, at the inboard 12B of baffle plate, be provided with annular around the spacing hole 16 and strengthen backing plate 20, be provided with two ends in the spacing hole 16 and all stretch out the single-head screw of spacing hole 16 as spacing connector 17, single-head screw is positioned at the screw head of the inboard 12B of baffle plate as axial limiting structure 18, and the external thread section that single-head screw is positioned at baffle plate outside 12A is threaded as steel bushing 31 pre-buried on coupling link 19 and the beam body 3.
Described shaped steel anti-knock block 1 vertically is symmetrically being provided with respect to bridge, makes stressed balanced more.
Claims (10)
1. shaped steel anti-knock block, comprise base plate (11) and be fixedly connected on baffle plate (12) on the base plate (11), base plate (11) is provided with installing hole (14), it is characterized in that: have spacing hole (16) on the baffle plate (12), be provided with two ends in the spacing hole (16) and all stretch out the spacing connector (17) of described spacing hole (16), the end that spacing connector (17) is positioned at baffle plate inboard (12B) is provided with axial limiting structure (18), and the other end that spacing connector (17) is positioned at the baffle plate outside (12A) is coupling link (19).
2. shaped steel anti-knock block as claimed in claim 1 is characterized in that: described spacing connector (17) is a slide opening with this spacing hole (16).
3. shaped steel anti-knock block as claimed in claim 1 is characterized in that: described spacing connector (17) is a screw rod.
4. shaped steel anti-knock block as claimed in claim 3 is characterized in that: described axial limiting structure (18) for the screw head of described screw rod or with the nuts and washers of described screw rod coupling.
5. shaped steel anti-knock block as claimed in claim 3 is characterized in that: described coupling link (19) is for being arranged on the external thread section of spacing connector (17) one ends.
6. shaped steel anti-knock block as claimed in claim 1 is characterized in that: the described baffle plate outside (12A) also is provided with cushion (15).
7. as the described shaped steel anti-knock block of any claim in the claim 1～6, it is characterized in that: also be fixedly connected with the floor of putting more energy into (13) on the described base plate (11), the floor (13) of putting more energy into is also fixedlyed connected with baffle plate (12), and the floor of putting more energy into (13) is arranged at baffle plate inboard (12B).
8. as the described shaped steel anti-knock block of any claim in the claim 1～6, it is characterized in that:, also be provided with annular around the spacing hole (16) and strengthen backing plate (20) at baffle plate inboard (12B).
9. as the described shaped steel anti-knock block of any claim in the claim 1～6, it is characterized in that: described baffle plate (12) is vertically connected on the base plate (11).
10. as the described shaped steel anti-knock block of any claim in the claim 1～6, it is characterized in that: described shaped steel anti-knock block is welded by shaped steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201524294U CN202081373U (en) | 2011-05-13 | 2011-05-13 | Profile steel shockproof stop block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201524294U CN202081373U (en) | 2011-05-13 | 2011-05-13 | Profile steel shockproof stop block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202081373U true CN202081373U (en) | 2011-12-21 |
Family
ID=45342011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201524294U Expired - Fee Related CN202081373U (en) | 2011-05-13 | 2011-05-13 | Profile steel shockproof stop block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202081373U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277838A (en) * | 2011-05-13 | 2011-12-14 | 四川省交通运输厅公路规划勘察设计研究院 | Section steel seismic prevention stop block |
| CN107338722A (en) * | 2017-07-12 | 2017-11-10 | 中铁第四勘察设计院集团有限公司 | The anti-fall girder construction of assembled, anti-fall girder apparatus and bridge |
| CN108755443A (en) * | 2018-08-31 | 2018-11-06 | 中交路桥北方工程有限公司 | A kind of pier-beam temporary consolidation device |
| CN109778685A (en) * | 2019-03-07 | 2019-05-21 | 重庆交通大学 | The additional damping limited block that can quantitatively slide |
| CN109778722A (en) * | 2019-04-01 | 2019-05-21 | 重庆交通大学 | A kind of T-type Bridge Seismic method |
| CN110777640A (en) * | 2019-11-07 | 2020-02-11 | 湘潭大学 | Suspension cavity structure high-energy-consumption bridge anti-seismic stop block |
-
2011
- 2011-05-13 CN CN2011201524294U patent/CN202081373U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102277838A (en) * | 2011-05-13 | 2011-12-14 | 四川省交通运输厅公路规划勘察设计研究院 | Section steel seismic prevention stop block |
| CN107338722A (en) * | 2017-07-12 | 2017-11-10 | 中铁第四勘察设计院集团有限公司 | The anti-fall girder construction of assembled, anti-fall girder apparatus and bridge |
| CN108755443A (en) * | 2018-08-31 | 2018-11-06 | 中交路桥北方工程有限公司 | A kind of pier-beam temporary consolidation device |
| CN108755443B (en) * | 2018-08-31 | 2024-01-30 | 中交路桥北方工程有限公司 | Temporary pier beam consolidation device |
| CN109778685A (en) * | 2019-03-07 | 2019-05-21 | 重庆交通大学 | The additional damping limited block that can quantitatively slide |
| CN109778722A (en) * | 2019-04-01 | 2019-05-21 | 重庆交通大学 | A kind of T-type Bridge Seismic method |
| CN110777640A (en) * | 2019-11-07 | 2020-02-11 | 湘潭大学 | Suspension cavity structure high-energy-consumption bridge anti-seismic stop block |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20140513 |