CN204491399U - A kind of novel anti-fall girder apparatus - Google Patents
A kind of novel anti-fall girder apparatus Download PDFInfo
- Publication number
- CN204491399U CN204491399U CN201520080614.5U CN201520080614U CN204491399U CN 204491399 U CN204491399 U CN 204491399U CN 201520080614 U CN201520080614 U CN 201520080614U CN 204491399 U CN204491399 U CN 204491399U
- Authority
- CN
- China
- Prior art keywords
- drag
- fixing anchor
- line
- falling structure
- girder falling
- 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
Links
Abstract
A kind of novel anti-fall girder apparatus, belong to bridge girder falling technical field, this device comprises drag-line girder falling structure and spacing girder falling structure; In drag-line girder falling structure, two fixing anchor slabs are individually fixed on two sections of beam bodies, adopt drag-line to connect between two fixing anchor slabs, drag-line one end is connected on fixing anchor slab by rubber pad, and the drag-line other end is connected with friction energy consuming device through after another fixing anchor slab; Two fixing anchor slab lower ends are all fixedly connected with limited location girder falling structure, in spacing girder falling structure, two vertical anchor pole upper ends are individually fixed in two fixing anchor slab lower ends, two vertical anchor pole lower ends are fixedly connected with two fixing anchor blocks respectively, the device of this utility model have employed the mode that drag-line girder falling structure and spacing girder falling structure combine, improve the stability of bridge, there is effect of buffering, damping power consumption, reach the girder falling effect of secondary defence.
Description
Technical field
The utility model belongs to bridge girder falling technical field, particularly a kind of anti-fall girder apparatus.
Background technology
Along with expanding economy, country also strengthens the construction dynamics of infrastructure, and bridge and construction work obtain development at a high speed, and China is just strided forward to " bridge power " by " bridge big country ".In protection against and mitigation of earthquake disasters work, lifeline engineering is an of paramount importance link, and bridge is one of lifeline engineering, as the transport hub most important thing especially, closely related with the life of people.
The destruction of earthquake can bring difficulty to Post disaster relief work, even causes traffic paralysis, causes secondary disaster, bring huge Loss of Life and property to the country and people.Therefore, after 512 Wenchuan earthquakes, special mission-will keep basic current requirement at violent earthquake axle casing be also been proposed to bridge, therefore bridge all adopts anti-fall girder apparatus when designing.And girder falling pattern mainly anchor bolt type, block type, steel bracket type etc. conventional at present, but limit effect is barely satisfactory, and shockproof effect is not good.
Utility model content
In order to overcome prior art above shortcomings part, the utility model provides a kind of novel anti-fall girder apparatus, this device have employed the mode that drag-line girder falling structure and spacing girder falling structure combine, improve the stability of bridge, there is effect of buffering, damping power consumption, reach the girder falling effect of secondary defence.
The technical scheme that the utility model is adopted for achieving the above object is: a kind of novel anti-fall girder apparatus, comprises two sections of beam bodies, and one end of described two sections of beam bodies is placed on pier body respectively, it is characterized in that: comprise drag-line girder falling structure and spacing girder falling structure, in drag-line girder falling structure, two fixing anchor slabs are individually fixed on two sections of beam bodies, drag-line is adopted to connect between two fixing anchor slabs, drag-line one end is connected on fixing anchor slab by rubber pad, rubber pad is provided with bonnet, the drag-line other end is connected with friction energy consuming device through after another fixing anchor slab, friction energy consuming device periphery is provided with sealing drum, sealing drum side and fixing anchor slab are fixed, the other end arranges snubber, drag-line is connected with baffle plate through after snubber, between snubber and baffle plate, spring is installed, nut and anchoring cartridge is disposed with outside baffle plate,
Described two fixing anchor slab lower ends are all fixedly connected with limited location girder falling structure, in described spacing girder falling structure, two vertical anchor pole upper ends are individually fixed in two fixing anchor slab lower ends, two vertical anchor pole lower ends are fixedly connected with two fixing anchor blocks respectively, and fixing anchor block is fixedly installed on pier body.
Described spring, baffle plate, nut and anchoring cartridge arranged outside have protective sleeve.
Be fixed with protective cover in the middle part of described vertical anchor pole, between protective cover and vertical anchor pole, be filled with spacing sponge.
Described fixing anchor block is fixedly installed on pier body by fixing anchor bar and hold-down nut.
Described drag-line is steel strand integral bundle extruding drag-line, comprises at least two anticorrosive steel strands of internal layer, at least two anticorrosive steel strands is wrapped in interior high-strength polyester band and outer hdpe layer sheath.
Described anticorrosive steel strand comprises PC steel strand, anticorrosion grease and PC steel strand, anticorrosion grease is wrapped in interior high density polyethylene (HDPE) sheath.
Described snubber comprises buffer plate and is built-in with the rubber pad of steel plate.
Described two fixing anchor slabs are individually fixed on two sections of beam bodies by rivet.
Compared with existing anti-fall girder apparatus, the beneficial effect of the utility model device is:
1, there is reliable girder falling function
Because the utility model have employed drag-line girder falling structure and spacing girder falling structure, comprise and connect drag-line, the anchor slab being arranged on drag-line two ends and snubber, baffle plate, buffer spring one Side Template be equipped with, these devices allow bridge main body structure to have a certain amount of amount of movement in a lateral direction, can prevent bridge to decline beam in geological process.Described spacing girder falling structure is primarily of the formation such as vertical anchor pole, protective sleeve, mooring anchor be fast; buffering sponge is filled between vertical anchor pole and protective sleeve; therefore under the bridge construction prerequisite of connection bridge top and the bottom; top and the bottom structure can also be allowed to have certain relative shift, and then restrainer occur.
2, there is the function of buffering, damping power consumption, raising bearing capacity
Because snubber of the present utility model is primarily of buffer plate and the high-damping rubber pad composition being built-in with steel plate, wherein connection the stressed of drag-line can be delivered on high-damping rubber pad by buffer plate, and the steel plate in this high-damping rubber pad can improve the integral rigidity of snubber, make its effectively supporting connection drag-line, and the friction energy consuming device in sealing drum can absorb the energy of bridge vibration, the ability of bridge elastic reset given by buffer spring, improve the Seismic Bearing Capacity of bridge, the anti-fall girder apparatus of this utility model is made to have good buffering, damping is consumed energy, improve the ability of bearing capacity.
Accompanying drawing explanation
Fig. 1 is that one falls beam inefficacy Multistage Control apparatus structure schematic diagram
Fig. 2 is the structural representation of device installment state in Fig. 1
Fig. 3 is vertical anchor structure schematic diagram in Fig. 1
Fig. 4 fixes anchor block perspective view in Fig. 1
Fig. 5 fixes the right TV structure schematic diagram of anchor block in Fig. 1
Fig. 6 fixes anchor block in Fig. 1 to face structural representation
Fig. 7 fixes anchor block plan structure schematic diagram in Fig. 1
In figure: 1, anchoring cartridge, 2, nut, 3, baffle plate, 4, spring; 5, snubber, 6, friction energy consuming device, 7, sealing drum, 8, rivet; 9, drag-line is connected, 10, fixing anchor slab, 11, rubber pad; 12, bonnet, 13, protective sleeve, 14, vertical anchor pole; 15, spacing sponge, 16, protective cover, 17, fixing anchor block; 18, fixing anchor bar, 19, hold-down nut, 20, Liang Ti, 21 pier bodies.
Detailed description of the invention
Describe the utility model in detail below in conjunction with specific embodiment and accompanying drawing, but the utility model is not limited to specific embodiment.
Embodiment 1
The novel anti-fall girder apparatus of one as shown in figs. 1-7, the one end comprising two sections of beam bodies, 20, two sections of beam bodies is placed on pier body 21 respectively, comprises drag-line girder falling structure and spacing girder falling structure, in drag-line girder falling structure, two fixing anchor slabs 10 are individually fixed on two sections of beam bodies 20 by rivet 8, drag-line 9 is adopted to connect between two fixing anchor slabs, drag-line one end is connected on fixing anchor slab by high-damping rubber pad 11, rubber pad is provided with bonnet 12, the drag-line other end is connected with friction energy consuming device 6 through after another fixing anchor slab, friction energy consuming device 6 periphery is provided with sealing drum 7, sealing drum side and fixing anchor slab are fixed, the other end is arranged snubber 5, drag-line is connected with baffle plate through after snubber, spring 4 is installed between snubber and baffle plate 3, nut 2 and anchoring cartridge 1 is disposed with outside baffle plate, spring, baffle plate, nut and anchoring cartridge arranged outside have protective sleeve 13.Drag-line 9 is steel strand integral bundle extruding drag-line, comprise two anticorrosive steel strands of internal layer, two anticorrosive steel strands are wrapped in interior high-strength polyester band and outer hdpe layer sheath, anticorrosive steel strand comprises PC steel strand, anticorrosion grease and PC steel strand, anticorrosion grease is wrapped in interior high density polyethylene (HDPE) sheath.
Snubber 5 comprises buffer plate and is built-in with the high-damping rubber pad of steel plate.
Two fixing anchor slab lower ends are all fixedly connected with limited location girder falling structure, in spacing girder falling structure, two vertical anchor pole 14 upper ends are individually fixed in two fixing anchor slab lower ends, two vertical anchor pole lower ends respectively anchor block 17 fixing with two are fixedly connected with, fixing anchor block is fixedly installed on pier body, fill concrete in fixing anchor block.Be fixed with protective cover 16 in the middle part of vertical anchor pole, between protective cover and vertical anchor pole, be filled with spacing sponge 15.Fixing anchor block is fixedly installed on pier body 21 by fixing anchor bar 18 and hold-down nut 19.
Embodiment 2
The novel anti-fall girder apparatus of one as shown in figs. 1-7, the one end comprising two sections of beam bodies, 20, two sections of beam bodies is placed on pier body 21 respectively, comprises drag-line girder falling structure and spacing girder falling structure, in drag-line girder falling structure, two fixing anchor slabs 10 are individually fixed on two sections of beam bodies 20 by rivet 8, drag-line 9 is adopted to connect between two fixing anchor slabs, drag-line one end is connected on fixing anchor slab by high-damping rubber pad 11, rubber pad is provided with bonnet 12, the drag-line other end is connected with friction energy consuming device 6 through after another fixing anchor slab, friction energy consuming device 6 periphery is provided with sealing drum 7, sealing drum side and fixing anchor slab are fixed, the other end is arranged snubber 5, drag-line is connected with baffle plate through after snubber, spring 4 is installed between snubber and baffle plate 3, nut 2 and anchoring cartridge 1 is disposed with outside baffle plate, spring, baffle plate, nut and anchoring cartridge arranged outside have protective sleeve 13.
Drag-line 9 is steel strand integral bundle extruding drag-line, comprise the six roots of sensation anticorrosive steel strand of internal layer, six roots of sensation anticorrosive steel strand be wrapped in interior high-strength polyester band and outer hdpe layer sheath, anticorrosive steel strand comprises PC steel strand, anticorrosion grease and PC steel strand, anticorrosion grease is wrapped in interior high density polyethylene (HDPE) sheath.
Snubber 5 comprises buffer plate and is built-in with the high-damping rubber pad of steel plate.
Two fixing anchor slab lower ends are all fixedly connected with limited location girder falling structure, in spacing girder falling structure, two vertical anchor pole 14 upper ends are individually fixed in two fixing anchor slab lower ends, two vertical anchor pole lower ends respectively anchor block 17 fixing with two are fixedly connected with, fixing anchor block is fixedly installed on pier body, fill concrete in fixing anchor block.Be fixed with protective cover 16 in the middle part of vertical anchor pole, between protective cover and vertical anchor pole, be filled with spacing sponge 15.Fixing anchor block is fixedly installed on pier body 21 by fixing anchor bar 18 and hold-down nut 19.
Embodiment 3
The novel anti-fall girder apparatus of one as shown in figs. 1-7, the one end comprising two sections of beam bodies, 20, two sections of beam bodies is placed on pier body 21 respectively, comprises drag-line girder falling structure and spacing girder falling structure, in drag-line girder falling structure, two fixing anchor slabs 10 are individually fixed on two sections of beam bodies 20 by rivet 8, drag-line 9 is adopted to connect between two fixing anchor slabs, drag-line one end is connected on fixing anchor slab by high-damping rubber pad 11, rubber pad is provided with bonnet 12, the drag-line other end is connected with friction energy consuming device 6 through after another fixing anchor slab, friction energy consuming device 6 periphery is provided with sealing drum 7, sealing drum side and fixing anchor slab are fixed, the other end is arranged snubber 5, drag-line is connected with baffle plate through after snubber, spring 4 is installed between snubber and baffle plate 3, nut 2 and anchoring cartridge 1 is disposed with outside baffle plate, spring, baffle plate, nut and anchoring cartridge arranged outside have protective sleeve 13.
Drag-line 9 is steel strand integral bundle extruding drag-line, comprise 12 anticorrosive steel strands of internal layer, 12 anticorrosive steel strands are wrapped in interior high-strength polyester band and outer hdpe layer sheath, anticorrosive steel strand comprises PC steel strand, anticorrosion grease and PC steel strand, anticorrosion grease is wrapped in interior high density polyethylene (HDPE) sheath.
Snubber 5 comprises buffer plate and is built-in with the high-damping rubber pad of steel plate.
Two fixing anchor slab lower ends are all fixedly connected with limited location girder falling structure, in spacing girder falling structure, two vertical anchor pole 14 upper ends are individually fixed in two fixing anchor slab lower ends, two vertical anchor pole lower ends respectively anchor block 17 fixing with two are fixedly connected with, fixing anchor block is fixedly installed on pier body, fill concrete in fixing anchor block.Be fixed with protective cover 16 in the middle part of vertical anchor pole, between protective cover and vertical anchor pole, be filled with spacing sponge 15.Fixing anchor block is fixedly installed on pier body 21 by fixing anchor bar 18 and hold-down nut 19.
Claims (8)
1. a novel anti-fall girder apparatus, comprises two sections of beam bodies (20), and one end of described two sections of beam bodies is placed on pier body (21) respectively, it is characterized in that: comprise drag-line girder falling structure and spacing girder falling structure, in drag-line girder falling structure, two fixing anchor slabs (10) are individually fixed on two sections of beam bodies (20), drag-line (9) is adopted to connect between two fixing anchor slabs, drag-line one end is connected on fixing anchor slab by rubber pad (11), rubber pad is provided with bonnet (12), the drag-line other end is connected with friction energy consuming device (6) through after another fixing anchor slab, friction energy consuming device (6) periphery is provided with sealing drum (7), sealing drum side and fixing anchor slab are fixed, the other end is arranged snubber (5), drag-line is connected with baffle plate (3) through after snubber, spring (4) is installed between snubber and baffle plate, nut (2) and anchoring cartridge (1) is disposed with outside baffle plate,
Described two fixing anchor slab lower ends are all fixedly connected with limited location girder falling structure, in described spacing girder falling structure, two vertical anchor pole (14) upper ends are individually fixed in two fixing anchor slab lower ends, two vertical anchor pole lower ends are fixedly connected with two fixing anchor blocks (17) respectively, and fixing anchor block is fixedly installed on pier body.
2. the novel anti-fall girder apparatus of one according to claim 1, is characterized in that: described spring, baffle plate, nut and anchoring cartridge arranged outside have protective sleeve (13).
3. the novel anti-fall girder apparatus of one according to claim 1, is characterized in that: be fixed with protective cover (16) in the middle part of described vertical anchor pole, is filled with spacing sponge (15) between protective cover and vertical anchor pole.
4. the novel anti-fall girder apparatus of one according to claim 1, is characterized in that: described fixing anchor block is fixedly installed on pier body by fixing anchor bar (18) and hold-down nut (19).
5. the novel anti-fall girder apparatus of one according to claim 1, it is characterized in that: described drag-line (9) is steel strand integral bundle extruding drag-line, comprises at least two anticorrosive steel strands of internal layer, at least two anticorrosive steel strands is wrapped in interior high-strength polyester band and outer hdpe layer sheath.
6. the novel anti-fall girder apparatus of one according to claim 5, is characterized in that: described anticorrosive steel strand comprises PC steel strand, anticorrosion grease and PC steel strand, anticorrosion grease are wrapped in interior high density polyethylene (HDPE) sheath.
7. the novel anti-fall girder apparatus of one according to claim 1, is characterized in that: described snubber (5) comprises buffer plate and is built-in with the rubber pad of steel plate.
8. the novel anti-fall girder apparatus of one according to claim 1, is characterized in that: described two fixing anchor slabs (10) are individually fixed on two sections of beam bodies (20) by rivet (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520080614.5U CN204491399U (en) | 2015-02-04 | 2015-02-04 | A kind of novel anti-fall girder apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520080614.5U CN204491399U (en) | 2015-02-04 | 2015-02-04 | A kind of novel anti-fall girder apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204491399U true CN204491399U (en) | 2015-07-22 |
Family
ID=53570698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520080614.5U Expired - Fee Related CN204491399U (en) | 2015-02-04 | 2015-02-04 | A kind of novel anti-fall girder apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204491399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652251A (en) * | 2015-02-04 | 2015-05-27 | 扬州邗江中科南工结构监测与控制研究中心 | Novel anti-drop-beam device |
| CN111576190A (en) * | 2020-05-21 | 2020-08-25 | 陈贞全 | Prevent integrative protection device of roof beam that falls |
-
2015
- 2015-02-04 CN CN201520080614.5U patent/CN204491399U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104652251A (en) * | 2015-02-04 | 2015-05-27 | 扬州邗江中科南工结构监测与控制研究中心 | Novel anti-drop-beam device |
| CN111576190A (en) * | 2020-05-21 | 2020-08-25 | 陈贞全 | Prevent integrative protection device of roof beam that falls |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104652251A (en) | Novel anti-drop-beam device | |
| CN108729344B (en) | A kind of two-columned pier construction waving shock insulation use in conjunction | |
| CN102953327B (en) | Be applicable to the lateral shock absorption damper of bridge construction | |
| CN103088933B (en) | A kind of collaborative power consumption curvature-prevention support component with large shake defencive function | |
| CN105297617B (en) | Double-column type swinging shock-insulation bridge pier structure system | |
| CN104278620B (en) | The ball of Self-resetting can enter formula winged and wave shock insulation pier stud | |
| CN103882803B (en) | A kind of replaceable landscape configuration presstressed reinforcing steel Self-resetting power consumption bridge pier | |
| CN203878462U (en) | Building shock insulation bearer | |
| CN204401450U (en) | A kind of bridge ball steel and laminated rubber combined earthquake-resistant bearing | |
| CN105484152B (en) | A kind of bridge pier of additional mild steel damper and cushion cap attachment structure | |
| CN211368329U (en) | Combined seismic mitigation and isolation system with multi-level seismic fortification function | |
| CN202913344U (en) | Seismic mitigation and isolation system applied to seismic resistance of long-span continuous beam of single-track railway | |
| CN204000572U (en) | Friction-type steel concrete Antivibration block | |
| CN201865044U (en) | Multifunctional quake damping and isolating support seat of bridge | |
| CN102286917A (en) | Multifunctional isolation bridge bearing | |
| CN204491399U (en) | A kind of novel anti-fall girder apparatus | |
| CN206521692U (en) | A kind of friction energy-dissipating slide type Antivibration block device | |
| CN202519577U (en) | Bridge cable earthquake-reducing limiter | |
| CN201671386U (en) | Binding rubber bundle capable of energy dissipation and shock absorption of building | |
| CN110055876A (en) | Single pylon cable stayed bridge three-dimensional subtracts vibration-isolating system | |
| CN105201095A (en) | Restrained brace anti-seismic structure for super high-rise building and manufacturing method | |
| CN103806372A (en) | Segment high pier bridge seismic reduction and isolation structure using inhaul cable supports arranged on double layers | |
| CN203239028U (en) | Asphalt-sand cushion layer and rubber rod energy dissipation shock reduction building | |
| CN203716055U (en) | Embedded damping sheet for concrete bridge | |
| CN203320402U (en) | Inhaul cable type friction pendulum shock reduction and insulation support |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 Termination date: 20210204 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |