CN204080625U - There is the board-like stretching device of comb of multi-directional deflection function - Google Patents
There is the board-like stretching device of comb of multi-directional deflection function Download PDFInfo
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- CN204080625U CN204080625U CN201420538821.6U CN201420538821U CN204080625U CN 204080625 U CN204080625 U CN 204080625U CN 201420538821 U CN201420538821 U CN 201420538821U CN 204080625 U CN204080625 U CN 204080625U
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- comb tooth
- stretching device
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Abstract
The utility model relates to a kind of board-like stretching device of comb with multi-directional deflection function, comprise across seam movable comb tooth plate and fixed fingers plate, across being bridge expanssion joint below seam movable comb tooth plate, the side relative with fixed fingers plate across seam movable comb tooth plate is respectively equipped with multiple comb cooperatively interacted, concrete cast-in-situ body one and concrete cast-in-situ body two is respectively arranged with in the down either side of described bridge expanssion joint, described concrete cast-in-situ body one is provided with the groove one and groove two that extend along bridge expanssion joint length direction, groove two is located in groove one and the degree of depth is greater than groove one, displacement case is provided with in groove two, damping rubber shock mount is provided with in the middle of in this displacement case, this damping rubber shock mount is made up of rubber layer spaced apart and steel plate layer sulfuration, the bottom of damping rubber shock mount is provided with connecting bottom board, rubber layer and the connecting bottom board of damping rubber shock mount sulfide.The utility model has good damping and multi-directional deflection function.
Description
Technical field
The utility model relates to a kind of bridge extension joint, particularly relates to a kind of board-like bridge extension joint of comb with multi-directional deflection function.
Background technology
The effect of bridge extension joint ensures that bridge construction is at variations in temperature, concrete shrinkage and creep, and under load action, the displacement at this place can realize, and does not produce extra additional internal force, and can ensure that driving is smooth-going.Usual bridge expanssion joint is all arranged on movable end and the abutment of superstructure, and each connection (hole) superstructure joining place.Ordinary highway bridge is along the elongated setting of the transverse direction of bridge on roadway and sidewalk, and railing also must interrupt at seam crossing the free to deflect ensureing structure, avoids drawing crack; Properly must lay at the bridge surface waterproof layer of seam crossing, prevent rain erosion load-carrying members.
The board-like stretching device of traditional comb, many employings are rigidly connected, but the rigidity of stretching device is greater than concrete rigidity, car by time unavoidably stretching device is impacted to some extent, if things go on like this easily produce fatigue failure in the structure, most importantly lack damping and amortization.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of board-like bridge extension joint of comb with multi-directional deflection function.This bridge extension joint when being subject to External Force Acting, can meet the needs of bridge multi-directional deflection, has the performance of vertical corner, can also play good cushioning effect.
For reaching above-mentioned purpose, a kind of board-like stretching device of comb with multi-directional deflection function of the utility model, comprise across seam movable comb tooth plate and fixed fingers plate, across being bridge expanssion joint below seam movable comb tooth plate, the side relative with fixed fingers plate across seam movable comb tooth plate is respectively equipped with multiple comb cooperatively interacted, namely the flexible requirement of bridge is met across seam movable comb tooth plate and fixed fingers plate by the comb cooperatively interacted, concrete cast-in-situ body one and concrete cast-in-situ body two is respectively arranged with in the down either side of described bridge expanssion joint, wherein
Described concrete cast-in-situ body one is provided with the groove one and groove two that extend along bridge expanssion joint length direction, and groove two is located in groove one and the degree of depth is greater than groove one, and described concrete cast-in-situ body two is provided with the groove three extended along bridge expanssion joint length direction;
Described to be arranged in groove one across seam movable comb tooth plate and to stride across bridge expanssion joint extend in groove three, described fixed fingers plate is arranged in described groove three;
Displacement case is provided with in described groove two, damping rubber shock mount is provided with in this displacement case, this damping rubber shock mount is made up of rubber layer spaced apart and steel plate layer sulfuration, the bottom of damping rubber shock mount is provided with connecting bottom board, and rubber layer and this connecting bottom board of damping rubber shock mount sulfide;
The diapire of described groove three be provided with to be connected with fixed fingers plate and with across the slide plate stitching movable comb tooth plate and be slidably matched, described slide plate is for being provided with the stainless steel slide plate of (sulfuration) rubber pad;
The described below across seam movable comb tooth plate is provided with one deck rubber pad, and described displacement case is upper shed, and displacement case opening part and described rubber pad are isolated with inverted U-shaped circle, and this inverted U circle 17 is made up of elastomeric material.
Stretching device of the present utility model, is wherein saidly connected with concrete cast-in-situ body one, concrete cast-in-situ body two respectively by pre-buried bolt with fixed fingers plate across seam movable comb tooth plate.Preferably this bolt is " L " type anchor bolt.
Stretching device of the present utility model, wherein said connecting bottom board is connected with displacement case by bolt, and described damping rubber shock mount is by bolt and across stitching movable comb truss plate connection.
Stretching device of the present utility model, water-tight device is provided with in wherein said bridge expanssion joint, described water-tight device is namely along the waterstop that bridge expanssion joint length direction extends, described waterstop is connected with equilateral or unequal angle with clamp nut by bolt, and the upper end position in bridge expanssion joint both sides built respectively by described equilateral or unequal angle.
Stretching device of the present utility model, the rubber pad sulfuration in wherein said slide plate is at the soffit of corrosion resistant plate, and slide plate is connected and fixed by L-type anchor bolt and fixed fingers plate.
Stretching device of the present utility model, described damping rubber shock mount can arrange one or more, preferred 2-5.
The utility model difference from prior art is, the utility model utilizes damping rubber to carry out damping, the rubber pad of one deck damping is had below fixed fingers plate and movable comb tooth plate, and displacement case is provided with in groove two, damping rubber shock mount is provided with in the middle of in this displacement case, this damping rubber shock mount is made up of rubber layer spaced apart and steel plate layer sulfuration, provides enough vertical rigidities and the ability of damping rubber support opposing external impacts is got a promotion; Multi-directional deflection function is mainly realized by the damping rubber support in displacement case, because damping rubber support has elasticity, so this structure not only can meet horizontally rotating of occurring under lateral stressed condition, and when structure be subject to longitudinally, laterally, vertical occur to make a concerted effort distortion simultaneously when equally can meet instructions for use, the below of multidirectional movable comb tooth plate isolates by inverted U-shaped rubber ring the rotation not affecting movable comb tooth plate with the casing of opening upwards is middle.
Synthetic rubber shock mount and the movable comb tooth plate bolt with band damping capacity are fixed, and below is fixed with displacement box plate bolt, reaches overall unity; The utility model accessory used all can realize according to the existing material in market, and good damping effect is easy for installation.
Below in conjunction with accompanying drawing, the board-like stretching device of comb with multi-directional deflection function of the present utility model is described further.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is that the A-A of Fig. 1 is to sectional drawing;
Fig. 3 is the structural representation that the utility model has the synthetic rubber shock mount of band damping capacity;
Fig. 4 is the utility model fixed fingers plate and the annexation schematic diagram across seam movable comb tooth plate;
Fig. 5 is the position relationship schematic diagram that the utility model groove one, two, three is separately positioned on concrete cast-in-situ body one, two;
Fig. 6 is the structural representation of the utility model water-tight device.
Description of reference numerals: 1-is across seam movable comb tooth plate; 2-fixed fingers plate; 3-comb; 4-bridge expanssion joint; 5-concrete cast-in-situ body one; 6-concrete cast-in-situ body two; 7-groove one; 8-groove two; 9-groove three; 10-conjugates case; 11-damping rubber shock mount; 12-rubber layer; 13-steel plate layer; 14-connecting bottom board; 15-slide plate; 16-rubber pad; 17-U type circle; 18-L type bolt; 19-waterstop; Equilateral or the unequal angle of 20-.
Detailed description of the invention
Below in conjunction with drawings and Examples, to above-mentioned being described in more detail with other technical characteristic and advantage of the utility model.
As Figure 1-Figure 5, a kind of board-like stretching device of comb with multi-directional deflection function of the utility model, comprise across seam movable comb tooth plate 1 and fixed fingers plate 2, across being bridge expanssion joint 4 below seam movable comb tooth plate 1, multiple comb 3 is adopted to cooperatively interact across seam movable comb tooth plate 1 and fixed fingers plate 2, meet the flexible requirement of bridge by the comb 3 cooperatively interacted, be respectively arranged with concrete cast-in-situ body 1 and concrete cast-in-situ body 26 in the down either side of described bridge expanssion joint 4; Be connected with concrete cast-in-situ body 1, concrete cast-in-situ body 26 respectively by pre-buried " L " type anchor bolt 18 with fixed fingers plate 2 across seam movable comb tooth plate 1.
Concrete cast-in-situ body 1 is provided with the groove 1 and groove 28 that extend along bridge expanssion joint 4 length direction, groove 28 is located in groove 1 and the degree of depth is greater than groove 1, and described concrete cast-in-situ body 26 is provided with the groove 39 extended along bridge expanssion joint 4 length direction; Being arranged in groove 1 across seam movable comb tooth plate 1 and striding across bridge expanssion joint 4 extends in groove 39, and described fixed fingers plate 2 is arranged in described groove 39; Displacement case 10 is provided with in groove 28, three damping rubber shock mounts 11 are provided with in the middle of in this displacement case 10, this damping rubber shock mount 11 is made up of rubber layer 12 spaced apart and steel plate layer 13 sulfuration, the bottom of damping rubber shock mount 11 is provided with connecting bottom board 14 (as shown in Figure 3), and rubber layer 12 and this connecting bottom board 14 of damping rubber shock mount 11 sulfide; Connecting bottom board 14 is connected with displacement case 10 by bolt, and described damping rubber shock mount 11 is connected with across stitching movable comb tooth plate 1 by bolt.
The diapire of groove 39 be provided with to be connected with fixed fingers plate 2 and with across the slide plate 15 stitching movable comb tooth plate 1 and be slidably matched, slide plate 15 smooth surface frictional resistance is little.This slide plate 15 has the stainless steel slide plate of rubber pad for sulfuration, and rubber layer sulfuration is at the soffit of corrosion resistant plate, and slide plate 15 is connected and fixed by L-type anchor bolt 18 and fixed fingers plate 2.
Below across seam movable comb tooth plate 1 is provided with one deck rubber pad 16, and displacement case 10 is upper shed, and displacement case 10 opening part and described rubber pad 16 are isolated with inverted U circle 17, and this inverted U circle 17 is made for elastomeric material.
Water-tight device is provided with in bridge expanssion joint 4, this water-tight device is namely along the waterstop 19 (as shown in Figure 6) that bridge expanssion joint length direction extends, waterstop 19 is connected with equilateral or unequal angle 20 with clamp nut by bolt, and the upper end position in bridge expanssion joint 4 both sides built respectively by equilateral or unequal angle.
Bridge extension joint of the present utility model when being subject to External Force Acting, can meet the needs of bridge multi-directional deflection, has the performance of vertical corner, can also play good cushioning effect.
Above-described embodiment is only be described preferred embodiment of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection domain that the utility model claims determine.
Claims (8)
1. one kind has the board-like stretching device of comb of multi-directional deflection function, comprise across seam movable comb tooth plate and fixed fingers plate, across being bridge expanssion joint below seam movable comb tooth plate, the side relative with fixed fingers plate across seam movable comb tooth plate is respectively equipped with multiple comb cooperatively interacted, be respectively arranged with concrete cast-in-situ body one and concrete cast-in-situ body two in the below of described bridge expanssion joint both sides, it is characterized in that:
Described concrete cast-in-situ body one is provided with the groove one and groove two that extend along bridge expanssion joint length direction, and groove two is located in groove one and the degree of depth is greater than groove one, and described concrete cast-in-situ body two is provided with the groove three extended along bridge expanssion joint length direction;
Described to be arranged in groove one across seam movable comb tooth plate and to stride across bridge expanssion joint extend in groove three, described fixed fingers plate is arranged in described groove three;
Displacement case is provided with in described groove two, damping rubber shock mount is provided with in this displacement case, this damping rubber shock mount is made up of rubber layer spaced apart and steel plate layer sulfuration, the bottom of damping rubber shock mount is provided with connecting bottom board, and rubber layer and this connecting bottom board of damping rubber shock mount sulfide;
The diapire of described groove three be provided with to be connected with fixed fingers plate and with across the slide plate stitching movable comb tooth plate and be slidably matched, described slide plate is the stainless steel slide plate being provided with rubber pad;
The described below across seam movable comb tooth plate is provided with one deck rubber pad, and described displacement case is upper shed, and conjugates case opening part and isolate across the rubber pad stitched below movable comb tooth plate inverted U circle.
2. stretching device according to claim 1, is characterized in that: described inverted U circle is that elastomeric material is made.
3. stretching device according to claim 1, is characterized in that: be describedly connected with concrete cast-in-situ body one, concrete cast-in-situ body two respectively by pre-buried bolt with fixed fingers plate across seam movable comb tooth plate.
4. stretching device according to claim 3, is characterized in that: described bolt is " L " type anchor bolt.
5. stretching device according to claim 1, is characterized in that: described connecting bottom board is connected with displacement case by bolt, and described damping rubber shock mount is by bolt and across stitching movable comb truss plate connection.
6. stretching device according to claim 1, it is characterized in that: in described bridge expanssion joint, be provided with the waterstop extended along bridge expanssion joint length direction, described waterstop is connected with equilateral or unequal angle with clamp nut by bolt, and the upper end position in bridge expanssion joint both sides built respectively by described equilateral or unequal angle.
7. stretching device according to claim 1, the rubber pad sulfuration in described slide plate is at the soffit of corrosion resistant plate, and slide plate is connected and fixed by L-type anchor bolt and fixed fingers plate.
8. the stretching device according to any one of claim 1-7, is characterized in that: described damping rubber shock mount is provided with 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538821.6U CN204080625U (en) | 2014-09-16 | 2014-09-16 | There is the board-like stretching device of comb of multi-directional deflection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420538821.6U CN204080625U (en) | 2014-09-16 | 2014-09-16 | There is the board-like stretching device of comb of multi-directional deflection function |
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| CN204080625U true CN204080625U (en) | 2015-01-07 |
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| CN201420538821.6U Active CN204080625U (en) | 2014-09-16 | 2014-09-16 | There is the board-like stretching device of comb of multi-directional deflection function |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108149567A (en) * | 2018-01-31 | 2018-06-12 | 成都市新筑路桥机械股份有限公司 | A kind of vibration damping multi-directional deflection supporting structure |
| CN108360373A (en) * | 2018-02-13 | 2018-08-03 | 陕西恒宇工程材料有限公司 | Modular multi-directional deflection comb plate bridge expansion device |
| CN108532455A (en) * | 2018-06-05 | 2018-09-14 | 吴昊 | A kind of connection structure of highway bridge fishback telescopic device |
| CN109235258A (en) * | 2018-11-22 | 2019-01-18 | 马红莉 | A kind of interdigitated electrode structure damping displacement bridge pad telescopic device |
| CN111827106A (en) * | 2020-08-04 | 2020-10-27 | 赵亚蕊 | Anti-resonance device for steel-concrete composite bridge |
| CN112064498A (en) * | 2020-09-14 | 2020-12-11 | 蒋明敏 | Comb-shaped bridge expansion joint plate structure and cleaning device thereof |
| CN113481842A (en) * | 2021-07-14 | 2021-10-08 | 中盛路桥科技集团有限公司 | Assembly environmental protection is fallen and is fallen broach type telescoping device |
-
2014
- 2014-09-16 CN CN201420538821.6U patent/CN204080625U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108149567A (en) * | 2018-01-31 | 2018-06-12 | 成都市新筑路桥机械股份有限公司 | A kind of vibration damping multi-directional deflection supporting structure |
| CN108149567B (en) * | 2018-01-31 | 2023-08-22 | 成都市新筑交通科技有限公司 | Vibration reduction multidirectional deflection supporting structure |
| CN108360373A (en) * | 2018-02-13 | 2018-08-03 | 陕西恒宇工程材料有限公司 | Modular multi-directional deflection comb plate bridge expansion device |
| CN108532455A (en) * | 2018-06-05 | 2018-09-14 | 吴昊 | A kind of connection structure of highway bridge fishback telescopic device |
| CN109235258A (en) * | 2018-11-22 | 2019-01-18 | 马红莉 | A kind of interdigitated electrode structure damping displacement bridge pad telescopic device |
| CN111827106A (en) * | 2020-08-04 | 2020-10-27 | 赵亚蕊 | Anti-resonance device for steel-concrete composite bridge |
| CN111827106B (en) * | 2020-08-04 | 2022-07-08 | 湖南湘船钢构有限公司 | Anti-resonance device for steel-concrete composite bridge |
| CN112064498A (en) * | 2020-09-14 | 2020-12-11 | 蒋明敏 | Comb-shaped bridge expansion joint plate structure and cleaning device thereof |
| CN112064498B (en) * | 2020-09-14 | 2021-04-13 | 蒋明敏 | Comb-shaped bridge expansion joint plate structure and cleaning device thereof |
| CN113481842A (en) * | 2021-07-14 | 2021-10-08 | 中盛路桥科技集团有限公司 | Assembly environmental protection is fallen and is fallen broach type telescoping device |
| CN113481842B (en) * | 2021-07-14 | 2021-12-31 | 中盛路桥科技集团有限公司 | Assembly environmental protection is fallen and is fallen broach type telescoping device |
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