CN207419245U - A kind of novel bridge bearing - Google Patents
A kind of novel bridge bearing Download PDFInfo
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- CN207419245U CN207419245U CN201721537716.0U CN201721537716U CN207419245U CN 207419245 U CN207419245 U CN 207419245U CN 201721537716 U CN201721537716 U CN 201721537716U CN 207419245 U CN207419245 U CN 207419245U
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- plate
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- snap ring
- bridge
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Abstract
The utility model belongs to technical field of bridge, is concretely related to a kind of novel bridge bearing.Its main technical schemes：Its structure is made of the upper and lower support plate that can be fixedly connected respectively with bridge beam body and bridge pier and the intermediate liner plate being sandwiched between the two；Wherein, the planar lasting board formed by High molecular weight polyethylene material or polytetrafluoroethylene (PTFE) is provided between the upper bracket plate and intermediate liner plate；The planar lasting board passes through the wear-resisting snap ring clamping fixed of the plane being fixed on the intermediate liner plate.The novel bridge bearing has the characteristics that simple in structure, raising wearing plate height of frictional influence and durability.
Description
Technical field
The utility model belongs to technical field of bridge, is concretely related to a kind of novel bridge bearing, for increasing
The durability of bridge pad, to extend its service life.
Background technology
Bridge pad is arranged between bridge and bridge pier, is the important connecting portion being fixed to girder construction in Bridge Pier
Part, it can not only transfer the load on bridge top, moreover it is possible to adjust the corner for adapting to girder construction and relative displacement.
The wear-resistant material layer formed between the upper and lower support plate of bridge pad and intermediate liner plate is vital cunning in bearing
Dynamic component, wear-resistant material layer play a part of two aspects：First, using its vertical rigidity and flexible deformation, bridge is transferred to bridge pier
The reaction of bearing in face, bears vertical load；Second is that the friction pair being made up of wear-resistant material layer and sliding panel, utilizes its low friction
Coefficient, enables that beam-ends is free to slide, horizontal displacement is unrestricted, ensures bridge structure in mobile load, temperature change, concrete shrinkage
With can Free Transform under the factors such as creep.Therefore, wear-resistant material layer is in bridge vibration damping shock insulation, the friction of reduction bridge, raising bridge
Bearing service life has served vital.
The exposed height of wear-resistant material layer determines the service life of bearing, the dominant loss shape of exposed height inside bearing
Formula mainly includes two parts：1 bears the creep of bearing vertical load generation；2 caused by the friction pair of sliding panel composition with wearing.
After bearing wear-resistant material layer exposed height runs out of because of abrasion and creep, steel interleaf friction will be occurred, coefficient of friction and
Counter-force increased dramatically, and bridge deflection of beam, warm variable displacement etc. are caused to seriously affect, reduce the service life of bridge and bridge pier.
Utility model content
The purpose of this utility model is just to provide a kind of simple in structure, raising wearing plate height of frictional influence and durability uses the longevity
Order long novel bridge bearing.
To achieve the above object, technical solution is used by the utility model：
A kind of novel bridge bearing, structure is by the upper and lower bearing that can be fixedly connected respectively with bridge beam body and bridge pier
Plate and the intermediate liner plate being sandwiched between the two are formed；Wherein, it is provided between the upper bracket plate and intermediate liner plate by macromolecule
The planar lasting board that weight northylen material or polytetrafluoroethylene (PTFE) are formed；The planar lasting board is served as a contrast by being fixed among described
The wear-resisting snap ring clamping fixed of plane on plate.
The additional technical feature for forming a kind of above-mentioned novel bridge bearing further includes：
--- the wear-resisting snap ring of plane is closing structure or hatch frame；
--- the thickness of the planar lasting board is higher than the height of the wear-resisting snap ring of the plane；
--- the bottom of the intermediate liner plate is ball shape structure, and the corresponding spherical surface that the lower support plate is provided with is recessed
Slot is provided with arc wearing plate in the spherical groove of the lower support plate, and the arc wearing plate is by being fixed on the lower branch
The wear-resisting snap ring clamping fixed of arc in seat board spherical groove；
--- the thickness of the arc wearing plate is more than the height of the wear-resisting snap ring of the arc.
A kind of novel bridge bearing provided by the utility model compared with prior art, has the following advantages：
First, due to being set between composition novel bridge bearing upper bracket plate and intermediate liner plate by High molecular weight polyethylene material
The planar lasting board that material or polytetrafluoroethylene (PTFE) are formed, by the wear-resisting snap ring clamping fixed of the plane being fixed on intermediate liner plate,
It can effectively prevent from forming the planar lasting board movement and deformation of friction material during use, there is simple in structure, friction part
The characteristics of uniform；
Second, since the thickness for the planar lasting board for forming friction material is higher than the height of the wear-resisting snap ring of plane, i.e., both increase
Big its vertical level of creep and lateral displacement distance, but add friction material can wear extent, extend bridge pad
Service life.
Description of the drawings
Fig. 1 is the structure diagram for forming ball shaped steel bearing in the utility model bridge pad；
Fig. 2 is the structure diagram of cylindrical surface bridle iron；
The structure diagram of hyperboloid bridle iron shown in Fig. 3；
Fig. 4 is the structure diagram of pot bearing.
Specific embodiment
Below in conjunction with the accompanying drawings the structure to a kind of novel bridge bearing provided by the utility model and operation principle make into
The detailed description of one step.
As shown in Figure 1, the structure diagram for ball-type bridge pad in novel bridge bearing provided by the utility model.
Forming the structure of the ball-type bridge pad includes to fix with bridge beam body and bridge pier respectively by upper and lower anchoring assembly 2,3
It the upper bracket plate 1 of connection, lower support plate 4 and is sandwiched in bottom between the two and is formed for liner plate 5 among ball shape structure, above-mentioned undersetting
Plate is provided with spherical groove corresponding with above-mentioned ball shape structure；It is resistance to that plane is provided between above-mentioned upper bracket plate and intermediate liner plate
Nog plate 6, the planar lasting board pass through wear-resisting 7 clamping fixed of snap ring of the plane being fixed on intermediate liner plate；In above-mentioned lower support plate
Spherical groove in be provided with corresponding arc wearing plate 8, the arc wearing plate is by being fixed in lower support plate spherical groove
Wear-resisting 9 clamping fixed of snap ring of arc；Above-mentioned planar lasting board 6 and arc wearing plate 8 by High molecular weight polyethylene material or
Polytetrafluoroethyl-ne is that the wear-resistant material with certain degree of hardness and elasticity is made.
In use, since the planar lasting board 6 and arc wearing plate 8 that form the spherical bearing are consolidated by plane or arc snap ring
Determine clamping, can effectively prevent the planar lasting board 6 and arc wearing plate 8 and fix its intermediate liner plate or lower support plate disengaging
Or be subjected to displacement, cause the failure or damage of bearing.
In the structure for forming above-mentioned ball-type bridge pad：
--- the thickness for the planar lasting board 6 being fixed between intermediate liner plate and upper bracket plate, which is higher than, to be fixed on intermediate liner plate
The height of the wear-resisting snap ring 7 of plane, that is, planar lasting board upper plane 61 be higher than the wear-resisting snap ring 7 of plane top 71 so that
For planar lasting board when vertical compression creep and displacement are worn, it is that two-spot is worn to participate in abrasion at this time, i.e. two kinds of unlike materials
Friction material（Between macromolecule planar lasting board wearing plate 6 and the steel plate 11 of upper bracket plate 1 for forming bearing）Rub damage simultaneously
Consumption；After planar lasting board is in vertical compression creep and displacement abrasion, when exposed height maintains an equal level with planar lasting board snap ring, this
When participate in abrasion be ternary abrasion, be macromolecule planar lasting board wearing plate 6, planar lasting board snap ring 7 and form bearing
Upper bracket plate steel plate 11 between opposite improve of friction material frictional dissipation simultaneously of three kinds of unlike materials form wear-resisting material
The thickness of the bed of material, pole substantially increase the service life of bearing.
Equally, the thickness for forming the arc wearing plate 8 in spherical bearing is more than the height of the wear-resisting snap ring 9 of arc, that is,
The upper plane 81 of arc wearing plate is higher than the top 91 of the wear-resisting snap ring 9 of arc so that arc wearing plate in vertical compression creep and
When displacement is worn, it is that two-spot is worn to participate in abrasion at this time, i.e., the friction material of two kinds unlike materials（Macromolecule arc wearing plate
Between wearing plate 8 and the bottom ball-type steel plate surface 51 of intermediate liner plate 5 for forming bearing）Frictional dissipation simultaneously；When arc wearing plate exists
After vertical compression creep and displacement abrasion, when exposed height maintains an equal level with arc wearing plate snap ring, it is three to participate in abrasion at this time
Member abrasion is the bottom ball-type steel plate of the intermediate liner plate 5 of macromolecule arc wearing plate, arc wearing plate snap ring and composition bearing
The frictional dissipation simultaneously of the friction material of three kinds of unlike materials between face 51 is opposite to improve the thickness for forming wear-resistant material layer, greatly
The big service life for improving bearing；
--- in above-mentioned seat structure is formed, planar lasting board snap ring and arc wearing plate snap ring or with intermediate liner plate
Upper plane and lower support plate ball-type groove on or be embedded in the upper plane and lower support plate for being arranged at intermediate liner plate
Ball-type groove on groove 10 in it is fixed；
--- in the structure for forming above-mentioned bearing, planar lasting board snap ring, can also either closed annular structure
It is that the loop configuration that the card section of fixed disconnection is formed is connected by several with the upper plane of intermediate liner plate；It can also be and be used in
In cylindrical surface bridle iron shown in Fig. 2 or hyperboloid bridle iron shown in Fig. 3, i.e., two be arranged in parallel for fixing cylinder arc
The strip 711,721 and 911,912 of shape wearing plate is formed, and equally playing effectively prevents that cylinder arc wearing plate 901 and plane are resistance to
Nog plate 713 occurs to depart from or be subjected to displacement, and causes the failure of bearing or damages the generation of phenomenon.
Form in above-mentioned spherical bearing by the wear-resisting snap ring 7 of plane by 6 clamping fixed of planar lasting board in intermediate liner plate
On structure be equally applicable to pot bearing structure as shown in Figure 4；It i.e. equally can be such that due to planar lasting board 6 and arc
Wearing plate 8 fixes clamping by plane or arc snap ring, and avoids the failure or damage of bearing.
Claims (5)
1. a kind of novel bridge bearing, structure is by the upper and lower support plate that can be fixedly connected respectively with bridge beam body and bridge pier
It is formed with the intermediate liner plate being sandwiched between the two；Wherein, it is provided between the upper bracket plate and intermediate liner plate by high molecular weight
The planar lasting board that polythene material or polytetrafluoroethylene (PTFE) are formed；It is characterized in that：The planar lasting board is by being fixed on
The wear-resisting snap ring clamping fixed of plane on the intermediate liner plate.
2. a kind of novel bridge bearing according to claim 1, it is characterised in that：The wear-resisting snap ring of plane is tied to be closed
Structure or hatch frame.
3. a kind of novel bridge bearing according to claim 1, it is characterised in that：The thickness of the planar lasting board is higher than
The height of the wear-resisting snap ring of plane.
4. a kind of novel bridge bearing according to claim 1, it is characterised in that：The bottom of the intermediate liner plate is ball
Type structure, the lower support plate are provided with corresponding spherical groove, and arc is provided in the spherical groove of the lower support plate
Wearing plate, the arc wearing plate pass through the wear-resisting snap ring clamping fixed of the arc being fixed in the lower support plate spherical groove.
5. a kind of novel bridge bearing according to claim 4, it is characterised in that：The thickness of the arc wearing plate is more than
The height of the wear-resisting snap ring of arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721537716.0U CN207419245U (en) | 2017-11-17 | 2017-11-17 | A kind of novel bridge bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721537716.0U CN207419245U (en) | 2017-11-17 | 2017-11-17 | A kind of novel bridge bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207419245U true CN207419245U (en) | 2018-05-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721537716.0U Active CN207419245U (en) | 2017-11-17 | 2017-11-17 | A kind of novel bridge bearing |
Country Status (1)
| Country | Link |
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| CN (1) | CN207419245U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107881904A (en) * | 2017-11-17 | 2018-04-06 | 衡水中铁建工程橡胶有限责任公司 | A kind of novel bridge bearing |
-
2017
- 2017-11-17 CN CN201721537716.0U patent/CN207419245U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107881904A (en) * | 2017-11-17 | 2018-04-06 | 衡水中铁建工程橡胶有限责任公司 | A kind of novel bridge bearing |
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| CP01 | Change in the name or title of a patent holder |
Address after: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee after: Zhongyu Tiexin Transportation Technology Co.,Ltd. Address before: 053000 Hengshui city of Hebei Province North Taocheng District industrial base rubber road No. 1 Patentee before: HENGSHUI ZHONGTIEJIAN ENGNIEERING RUBBER Co.,Ltd. |