CN205347969U - Adopt indisputable road bridge roof beam spherical bearing of compound slide structure of sintering - Google Patents
Adopt indisputable road bridge roof beam spherical bearing of compound slide structure of sintering Download PDFInfo
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- CN205347969U CN205347969U CN201620103029.7U CN201620103029U CN205347969U CN 205347969 U CN205347969 U CN 205347969U CN 201620103029 U CN201620103029 U CN 201620103029U CN 205347969 U CN205347969 U CN 205347969U
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- plate
- slide
- sphere
- sinter layer
- spherical crown
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Abstract
The utility model relates to an adopt indisputable road bridge roof beam spherical bearing of compound slide structure of sintering is equipped with the sinter layer on the lower face of the compound slide of plane sintering, press on spherical crown lining board's upper surface below the sinter layer, be equipped with the sinter layer on the lower surface of the compound slide of sphere sintering, press on the recess that the base corresponds below the sinter layer. The utility model discloses a sinter layer has increased slide and the bonding strength of metal and good durability to it strikes and to have more permanent structure security performance under the operating mode receiving uneven load to have improved the support, increase the wear allowance of slide, improved the life of structure, greatly reduce ageing problem, improved the reliability. It has good economic nature to overhaul the replacement cost to later maintenance.
Description
Technical field
This utility model relates to a kind of bridge pad, specifically a kind of railroad bridge spherical bearing adopting sintered combined skateboard.
Background technology
Existing highway bridge bearing is widely used in the bridges such as high ferro, highway, railway, and Main Function is carrying bridge and load while, and meets bridge because expanding with heat and contract with cold and horizontal displacement that live load causes and angular displacement.Referring to Fig. 1, Fig. 2 and Fig. 3, the horizontal displacement of bridge pad is slided by plane slide plate 4 and mirror metal plate 2 and is realized；Angular displacement is to be realized by the relative sliding of sphere liner plate 5 with sphere slide plate 6, and the sphere of sphere liner plate 5 typically requires and covers lid layer rustless steel to reduce frictional force.
Owing to bridge pad usually requires that longer service life, and generally must not lower than 20 years.And it is the abrasion condition between part plane slide plate 4 and sphere slide plate 6 that service life rises material factor.And affect abrasion condition mainly have two factors: wear rate and wear allowance.Wherein, wear rate is determined by material itself, and wear allowance is by structures shape.
Plane slide plate in prior art 4 and sphere slide plate 6 are inlayed respectively to the groove of sphere liner plate 5 and base 3, then with sunk screw or gluing fixing.This structure has the drawback that
1) thickness of groove structure waste slide plate, wastes material；
2) adopting sunk screw to fix, when slide plate wears up to screw place, in use, namely this slide plate can not cause that the whole bridge pad life-span expires, and now the sliding material of sunk screw bottom is not acted upon；
3) adopting gluing fixing, owing to bridge pad bearing load is very big, the frictional resistance that Gu Huabanchu bears is also relatively large.And it is gluing
Mode, its adhesive strength tends not to ensure, there is bigger potential safety hazard；
4) adhesive means life-time service cannot avoid the problem in service life of glue, particularly expose to the weather in the wild, in freezing winter and in sultry summer situation time aging more serious, thus affecting the reliability of bridge pad.
Summary of the invention
This utility model is for solving existing problem, it is desirable to provide a kind of railroad bridge spherical bearing adopting sintered combined skateboard.
The technical solution adopted in the utility model provides a kind of railroad bridge spherical bearing adopting sintered combined skateboard, including upper bracket plate, mirror metal plate, plane sintering composite slide-plate, spherical crown liner plate, the sintered combined slide plate of sphere and lower support plate, wherein, upper plate is located on the upper face of mirror metal plate, spherical crown liner plate is located in the groove that base is corresponding, is provided with the sintered combined slide plate of sphere between spherical crown liner plate and the groove of base；The upper transverse plane of spherical crown liner plate is provided with the sintered combined slide plate in face, the lower face of described mirror metal plate is pressed in the upper surface of described sintering plane slide plate, it is characterized in that: on the lower face of plane sintering composite slide-plate, be provided with sinter layer, be pressed in below described sinter layer on the upper surface of spherical crown liner plate.
This utility model also provides for a kind of railroad bridge spherical bearing adopting sintered combined skateboard, including upper bracket plate, mirror metal plate, plane sintering composite slide-plate, spherical crown liner plate, the sintered combined slide plate of sphere and lower support plate, wherein, upper plate is located on the upper face of mirror metal plate, spherical crown liner plate is located in the groove that base is corresponding, is provided with the sintered combined slide plate of sphere between spherical crown liner plate and the groove of base；The upper transverse plane of spherical crown liner plate is provided with the sintered combined slide plate in face, the lower face of described mirror metal plate is pressed in the upper surface of described sintering plane slide plate, it is characterized in that: on the lower surface of the sintered combined slide plate of sphere, be provided with sinter layer, be pressed in below described sinter layer on the groove that base is corresponding.
Wherein, base is lower support plate combination, it is divided into the sintered combined slide plate of sphere and lower support plate, wherein, the lower end of the sintered combined slide plate of sphere is provided with the groove of corresponding spherical crown liner plate, sintering sphere slide plate in described groove with sinter layer connects, and the lower end of described sphere sintered components is connected in the corresponding opening of lower support plate.
Wherein, the surface of described sinter layer is provided with polishing layer and/or notching construction layer and/or open-celled structure.
Wherein, described sinter layer is additionally provided with the reinforcing pawl for reinforcing embedding lower section base or spherical crown liner plate, and described reinforcing pawl and sinter layer are integral type structure.
Compared to the prior art, this utility model adds the bond strength of slide plate and metal by sinter layer, it is ensured that the security performance of making；Increase the wear allowance of slide plate, improve the service life of structure；Greatly reduce problem of aging, improve reliability.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing highway bridge bearing；
Fig. 2 is the partial enlarged drawing at A place in Fig. 1；
Fig. 3 is the partial enlarged drawing at B place in Fig. 1；
Fig. 4 is the structural representation of an embodiment of the present utility model;
Fig. 5 is the partial enlarged drawing at A place in Fig. 4；
Fig. 6 is the partial enlarged drawing at B place in Fig. 4；
Fig. 7 is the structural representation of base;
Fig. 8 is the structural representation reinforcing pawl；
Fig. 9 is the structural representation reinforcing pawl；
Referring to accompanying drawing, 1 is upper bracket plate, and 2 is mirror metal plate, and 3 is base, and 4 is plane sintering composite slide-plate, and 5 is spherical crown liner plate, and 6 is the sintered combined slide plate of sphere, and 7 is sunk screw, and 8 is sinter layer, and 9 for reinforcing pawl.
Detailed description of the invention
In conjunction with accompanying drawing, the utility model is further described.
Referring to accompanying drawing, what Fig. 4 to Fig. 9 showed is an embodiment of the present utility model, prior art includes the sintered combined slide plate 6 of upper bracket plate 1, mirror metal plate 2, base 3, plane sintering composite slide-plate 4, spherical crown liner plate 5 and sphere, wherein, upper plate 1 is located on the upper face of mirror metal plate 2, spherical crown liner plate 5 is located in the groove of base 3 correspondence, is provided with the sintered combined slide plate 6 of sphere between the groove of spherical crown liner plate 5 and base 3；The upper transverse plane of spherical crown liner plate 5 is provided with plane sintering composite slide-plate 4, the lower face of described mirror metal plate 2 is pressed in the upper surface of described plane sintering composite slide-plate 4, the lower face of plane sintering composite slide-plate 4 is provided with sinter layer 8, is pressed on the upper surface of spherical crown liner plate 5 below described sinter layer 8；The lower surface of the sintered combined slide plate 6 of sphere also is provided with sinter layer 8, is pressed on the groove of base 3 correspondence below described sinter layer 8.
The structure of described sinter layer 8 adopts sintering technology, i.e. a kind of technique linked together closely with metal basal board by the method heated up, pressurize for sliding material (such as CFWPEW etc.), agglutinant, and utilize homemade filler (being mainly made up of ethylene-maleic acid, ethylenediamine, Colophonium etc.) directly to sinter on metal by slide plate, technical purpose can be reached without of the prior art gluing or sunk screw structure.
The structure of sinter layer 8 may be used without powder compacting sintering technology, directly the powder materials of slide plate material is equipped with a certain proportion of filler, directly sinter molding slide plate on metal covering, and effect is ibid.
The form that is embodied as of manufacture of the present utility model mainly has three kinds: directly sinter slide plate in support body；One layer of metal sheet sinters complex sintered plate into, is being fixed on bearing；Referring to Fig. 7, base 3 can also be changed into two parts sphere sintered components and lower support plate by an overall structure, wherein, the upper end of sphere sintered components is provided with the groove of corresponding spherical crown liner plate, the sintered combined slide plate 6 of sphere in described groove with sinter layer 8 connects, and the lower end of described sphere sintered components is connected in the corresponding opening of lower support plate.After the top of sphere sintered components sinters slide plate, then it is combined into whole pedestal with lower member assembling.
As preferably, no matter adopting which kind of embodiment above-mentioned, all the sinter layer 8 of metal can be done following process: hacking, fluting, punching, these process and define polishing layer, notching construction layer, open-celled structure, the contact area of sintering structure can be increased, thus improving intensity.
Referring to Fig. 8 and Fig. 9, as preferably, described sinter layer 8 is additionally provided with the reinforcing pawl 9 for reinforcing embedding lower section base 3 or spherical crown liner plate 5, and described reinforcing pawl 9 and sinter layer 8 are integral type structure.The function reinforcing pawl 9 is similar with existing sunk screw 8, therefore it will not go into details.
Embodiment of the present utility model is described above in conjunction with drawings and Examples; the structure that embodiment provides is not intended that restriction of the present utility model; in this area, those skilled in the art can adjust according to needs, makes various deformation or amendment within the scope of the appended claims all in protection domain.
Claims (5)
1. adopt the railroad bridge spherical bearing of sintered combined skateboard, including upper bracket plate, mirror metal plate mirror metal plate, plane sintering composite slide-plate, spherical crown liner plate, the sintered combined slide plate of sphere and lower support plate, it is characterized in that: upper plate is located on the upper face of mirror metal plate, spherical crown liner plate is located in the groove that base is corresponding, is provided with the sintered combined slide plate of sphere between spherical crown liner plate and the groove of base；The upper transverse plane of spherical crown liner plate is provided with plane sintering composite slide-plate, the lower face of described mirror metal plate is pressed in the upper surface of described sintering plane slide plate, the lower face of plane sintering composite slide-plate is provided with sinter layer, is pressed in below described sinter layer on the upper surface of spherical crown liner plate.
2. adopt the railroad bridge spherical bearing of sintered combined skateboard, including upper bracket plate, mirror metal plate, plane sintering composite slide-plate, spherical crown liner plate, the sintered combined slide plate of sphere and lower support plate, it is characterized in that: upper plate is located on the upper face of mirror metal plate, spherical crown liner plate is located in the groove that base is corresponding, is provided with the sintered combined slide plate of sphere between spherical crown liner plate and the groove of base；The upper transverse plane of spherical crown liner plate is provided with plane sintering composite slide-plate, the lower face of described mirror metal plate is pressed in the upper surface of described sintering plane slide plate, the lower surface of the sintered combined slide plate of sphere is provided with sinter layer, is pressed in below described sinter layer on the groove that base is corresponding.
3. a kind of railroad bridge spherical bearing adopting sintered combined skateboard according to claim 1 and 2, it is characterized in that: base is lower support plate combination, it is divided into the sintered combined slide plate of sphere and lower support plate, wherein, the lower end of the sintered combined slide plate of sphere is provided with the groove of corresponding spherical crown liner plate, sintering sphere slide plate in described groove with sinter layer connects, and the lower end of described sphere sintered components is connected in the corresponding opening of lower support plate.
4. the railroad bridge spherical bearing of the sintered combined skateboard of employing according to claim 1 and 2, it is characterised in that: the surface of described sinter layer is provided with polishing layer and/or notching construction layer and/or open-celled structure.
5. the railroad bridge spherical bearing of the sintered combined skateboard of employing according to claim 1 and 2, it is characterized in that: described sinter layer is additionally provided with the reinforcing pawl for reinforcing embedding lower section base or spherical crown liner plate, and described reinforcing pawl and sinter layer are integral type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620103029.7U CN205347969U (en) | 2016-02-01 | 2016-02-01 | Adopt indisputable road bridge roof beam spherical bearing of compound slide structure of sintering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620103029.7U CN205347969U (en) | 2016-02-01 | 2016-02-01 | Adopt indisputable road bridge roof beam spherical bearing of compound slide structure of sintering |
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| Publication Number | Publication Date |
|---|---|
| CN205347969U true CN205347969U (en) | 2016-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620103029.7U Expired - Fee Related CN205347969U (en) | 2016-02-01 | 2016-02-01 | Adopt indisputable road bridge roof beam spherical bearing of compound slide structure of sintering |
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| CN (1) | CN205347969U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107326808A (en) * | 2017-07-14 | 2017-11-07 | 西申（上海）新材料科技有限公司 | A kind of bridge pad equipressure sintering machine resistance to compression induced dies |
| 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 |
-
2016
- 2016-02-01 CN CN201620103029.7U patent/CN205347969U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107326808A (en) * | 2017-07-14 | 2017-11-07 | 西申（上海）新材料科技有限公司 | A kind of bridge pad equipressure sintering machine resistance to compression induced dies |
| 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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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: 20160629 Termination date: 20220201 |
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| CF01 | Termination of patent right due to non-payment of annual fee |