CN104074132A - Tensile spherical support - Google Patents
Tensile spherical support Download PDFInfo
- Publication number
- CN104074132A CN104074132A CN201410337548.5A CN201410337548A CN104074132A CN 104074132 A CN104074132 A CN 104074132A CN 201410337548 A CN201410337548 A CN 201410337548A CN 104074132 A CN104074132 A CN 104074132A
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- plate
- support plate
- lower support
- spheric
- upper bracket
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Abstract
A tensile spherical support comprises an upper support plate with the longitudinal section in an n shape, an inverted lower support plate with the longitudinal section in a T shape and a spherical crown lining plate. The upper support plate and the lower support plate are buckled, the spherical crown lining plate is arranged between the upper support plate and the lower support plate, and the upper support plate and the lower support plate can be firmly connected together through matching of a clamping block and a circular locating ring. Furthermore, the structure is simple, mounting is convenient and fast, and working efficiency is improved. The lower surface of the clamping block is an arc face, and the upper surface of the circular locating ring is an arc face matched with the lower surface of the clamping block in shape. By means of the design of the arc faces, the upper support plate is made to have large enough rotating space, the tensile function in all directions can be achieved, the spherical support is made to have the function of universal angle rotation, damage to internal components of the spherical support by contractility caused by wind force, earthquake force and temperature changes can be lowered to the maximum extent by releasing bending moment and torque, and the service life of the spherical support is prolonged.
Description
Technical field
The invention belongs to bridge pad technical field, relate to a kind of spherical bearing, particularly a kind of Anti-pull ball shape support base.
Background technology
In bridge construction, bearing is the vitals that connects bridge superstructure and substructure, need to bear very large pressure, also to bear pulling force vertically upward simultaneously, existing Anti-pull ball shape support base comprises upper bracket plate, lower support plate, spherical crown liner plate, upper bracket plate and lower support plate snap together, in the time that pulling force is vertically upward very large, lower support plate just may depart from upper bracket plate, there is very large potential safety hazard, and gap between the inner surface of upper bracket plate and the external surface of lower support plate is very little, seriously limit the flexibility that bearing rotates, the corner of upper bracket plate is less, wind-force, seismic forces, the contractility that variations in temperature causes can cause serious destruction to spherical bearing.In addition, existing spherical bearing can not discharge and alleviate the jarring forces that is passed to spherical bearing and the body of a bridge in earthquake by bridge pier well, can not effectively delay vibrations cycle and the impact force of the body of a bridge to bridge pier of the body of a bridge self, can not protect well the body of a bridge and bridge pier.After upper bracket plate and lower support plate fasten, between the soffit of upper bracket plate and the upper surface of lower support plate, leave free gap, the meetings such as rainwater, snow-broth, dust enter spherical bearing inside by free gap, make the spherical bearing distortion increasing friction force that is corroded, can shorten the application life of spherical bearing.
Summary of the invention
The present invention is in order to overcome the defect of prior art, design a kind of Anti-pull ball shape support base, in the time that pulling force is vertically upward very large, fixture block can make lower support plate and upper bracket plate connect together securely with location coordinating of annulus, there will not be lower support plate to depart from the situation of upper bracket plate, reduced potential safety hazard, and simple in structure, quick and easy for installation, improve operating efficiency.The design of arcwall face, make upper bracket plate have enough large revolution space, can realize omnibearing drawing-resistant function, make spherical bearing possess the function of universal corner, can farthest reduce by discharging moment of flexure, moment of torsion the destruction that the contractility that causes because of wind-force, seismic forces, variations in temperature causes spherical bearing internals, extend the application life of spherical bearing.
Concrete technical scheme of the present invention is: a kind of Anti-pull ball shape support base, comprise that longitudinal section is the upper bracket plate of ∏ font, inverted longitudinal section is the lower support plate of T font, spherical crown liner plate, upper bracket plate and lower support plate fasten, between the soffit of upper bracket plate and the upper surface of lower support plate, leave free gap, spherical crown liner plate is arranged between upper bracket plate and lower support plate, the upper surface of lower support plate is recessed spherical, the upper surface shape of the bottom shape of spherical crown liner plate and lower support plate matches, the soffit of spherical crown liner plate is provided with spheric stainless steel slide plate, between spheric stainless steel slide plate and lower support plate, be provided with spheric tetrafluoro slide plate, the upper surface of spherical crown liner plate is provided with planar shaped tetrafluoro slide plate, between planar shaped tetrafluoro slide plate and upper bracket plate, be provided with planar shaped stainless steel slide plate, key is: the upper end edge circumferencial direction of described lower support plate is uniformly-spaced provided with the outwardly fixture block of multiple along continuous straight runs, the soffit of fixture block is arcwall face, the inner side of upper bracket plate lower end is provided with along continuous straight runs to projecting inward location annulus, the upper surface of location annulus is the arcwall face matching with fixture block underside shape, on the annulus of location, offer the break-through groove matching with fixture block shape, fixture block by break-through groove after with setting circle ring form overlap joint coordinate.
The invention has the beneficial effects as follows: when installation, the fixture block in lower support plate is turned an angle after by break-through groove, fixture block and break-through groove are departed from and be overlapped on the annulus of location, in the time that pulling force is vertically upward very large, fixture block can make lower support plate and upper bracket plate connect together securely with location coordinating of annulus, there will not be lower support plate to depart from the situation of upper bracket plate, reduced potential safety hazard, and simple in structure, quick and easy for installation, improve operating efficiency.The soffit of fixture block is arcwall face, the upper surface of location annulus is the arcwall face matching with fixture block underside shape, the design of arcwall face, make upper bracket plate have enough large revolution space, can realize omnibearing drawing-resistant function, make spherical bearing possess the function of universal corner, can farthest reduce by discharging moment of flexure, moment of torsion the destruction that the contractility that causes because of wind-force, seismic forces, variations in temperature causes spherical bearing internals, extended the application life of spherical bearing.
Set up spheric isolation rubber plate; spheric isolation rubber plate is between lower support plate and spheric tetrafluoro slide plate; spheric isolation rubber plate is made up of deformable elastic caoutchouc; can discharge to greatest extent and alleviate the jarring forces that is passed to spherical bearing and the body of a bridge in earthquake by bridge pier; thereby delay vibrations cycle and the impact force of the body of a bridge to bridge pier of the body of a bridge self; reach the function of protecting better the body of a bridge and bridge pier, improved the isolating affection of spherical bearing.
Between spheric tetrafluoro slide plate and spheric isolation rubber plate, sulfuration is fixing, effectively overcome spheric tetrafluoro slide plate and skidded off operating position and shortcoming that can not return-to-home position because of forced-slip.
Set up isolation rubber damped ring, isolation rubber damped ring is between the soffit of upper bracket plate and the upper surface of lower support plate, isolation rubber damped ring is made up of deformable elastic caoutchouc, play certain damping at the earthquake initial stage, the get rusty problem of rotten increasing friction force of the member that solved to a great extent the member of spherical bearing inside simultaneously there was dampness in the air because of being subject to, the infringement of hazardous substances in dust, severe environment for use and atmosphere causes.
Free gap between the soffit of upper bracket plate and the upper surface of lower support plate is 2～6mm, too little words, in the time that spherical bearing is subject to External Force Acting, can not make upper bracket plate have enough large revolution space to discharge and alleviate the jarring forces of external force to spherical bearing and the body of a bridge, thereby can not delay vibrations cycle and the impact force of the body of a bridge to bridge pier of the body of a bridge self, do not reach the function of protecting better the body of a bridge and bridge pier, too large words, rainwater, snow-broth, the meetings such as dust enter spherical bearing inside by free gap, make the spherical bearing distortion increasing friction force that is corroded, can affect the flexibility that spherical bearing rotates, shorten the application life of spherical bearing.
The quantity of fixture block is four, can simplify the production technology of upper bracket plate and lower support plate under the prerequisite that meets user demand, enhances productivity, and makes upper bracket plate and lower support plate more convenient when mounted simultaneously.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
In accompanying drawing, 1 represents upper bracket plate, and 2 represent lower support plate, and 3 represent spherical crown liner plate, 4 represent spheric stainless steel slide plate, 5 represent spheric tetrafluoro slide plate, and 6 represent planar shaped tetrafluoro slide plate, and 7 represent planar shaped stainless steel slide plate, 8 represent fixture block, 9 representative location annulus, 10 represent spheric isolation rubber plate, 11 represent isolation rubber damped ring.
Detailed description of the invention
Embodiment 1, a kind of Anti-pull ball shape support base, comprise that longitudinal section is the upper bracket plate 1 of ∏ font, inverted longitudinal section is the lower support plate 2 of T font, spherical crown liner plate 3, upper bracket plate 1 fastens with lower support plate 2, between the upper surface of the soffit of upper bracket plate 1 and lower support plate 2, leave the free gap of 2～6mm, ensureing that upper bracket plate 1 has enough large revolution space to discharge and alleviates the jarring forces of external force to spherical bearing and the body of a bridge, thereby delay vibrations cycle and the impact force of the body of a bridge to bridge pier of the body of a bridge self, reach under the prerequisite of protecting better the body of a bridge and bridge pier function, can effectively prevent rainwater, snow-broth, dusts etc. enter spherical bearing inside by free gap, prevent the spherical bearing distortion that is corroded, thereby extend the application life of spherical bearing.Spherical crown liner plate 3 is arranged between upper bracket plate 1 and lower support plate 2, the upper surface of lower support plate 2 is recessed spherical, the upper surface shape of the bottom shape of spherical crown liner plate 3 and lower support plate 2 matches, the soffit of spherical crown liner plate 3 is provided with spheric stainless steel slide plate 4, between spheric stainless steel slide plate 4 and lower support plate 2, be provided with spheric tetrafluoro slide plate 5, the upper surface of spherical crown liner plate 3 is provided with planar shaped tetrafluoro slide plate 6, between planar shaped tetrafluoro slide plate 6 and upper bracket plate 1, be provided with planar shaped stainless steel slide plate 7, the upper end edge circumferencial direction of lower support plate 2 is uniformly-spaced provided with four fixture blocks 8 that along continuous straight runs is outwardly, the soffit of fixture block 8 is arcwall face, the inner side of upper bracket plate 1 lower end is provided with along continuous straight runs to projecting inward location annulus 9, the upper surface of location annulus 9 is the arcwall faces that match with fixture block 8 underside shapes, on the annulus 9 of location, offer the break-through groove matching with fixture block 8 shapes, fixture block 8 forms overlap joint with location annulus 9 after by break-through groove and coordinates.In the time that pulling force is vertically upward very large, fixture block 8 can make lower support plate 2 and upper bracket plate 1 connect together securely with location coordinating of annulus 9, there will not be lower support plate 2 to depart from the situation of upper bracket plate 1, has reduced potential safety hazard.The design of arcwall face, make upper bracket plate 1 have enough large revolution space, can realize omnibearing drawing-resistant function, make spherical bearing possess the function of universal corner, can farthest reduce by discharging moment of flexure, moment of torsion the destruction that the contractility that causes because of wind-force, seismic forces, variations in temperature causes spherical bearing internals, extend the application life of spherical bearing.
Embodiment 2, in order further to improve the isolating affection of spherical bearing; set up spheric isolation rubber plate 10; spheric isolation rubber plate 10 is between lower support plate 2 and spheric tetrafluoro slide plate 5; spheric isolation rubber plate 10 is made up of deformable elastic caoutchouc; can discharge to greatest extent and alleviate the jarring forces that is passed to spherical bearing and the body of a bridge in earthquake by bridge pier; thereby delay vibrations cycle and the impact force of the body of a bridge to bridge pier of the body of a bridge self; reach the function of protecting better the body of a bridge and bridge pier, improved the isolating affection of spherical bearing.Between spheric tetrafluoro slide plate 5 and spheric isolation rubber plate 10, sulfuration is fixing, effectively overcome spheric tetrafluoro slide plate 5 and skidded off operating position and shortcoming that can not return-to-home position because of forced-slip.
Embodiment 3, as shown in Figure 1, in order further to improve the sealing of spherical bearing, set up isolation rubber damped ring 11, isolation rubber damped ring 11 is between the soffit of upper bracket plate 1 and the upper surface of lower support plate 2, isolation rubber damped ring 11 is made up of deformable elastic caoutchouc, can play certain damping at the earthquake initial stage, solved to a great extent the member of spherical bearing inside there was dampness in the air because being subject to simultaneously, dust, the member that the infringement of the hazardous substances in severe environment for use and atmosphere causes increasing friction force and the aging problem of spheric isolation rubber plate 10 of rotting of getting rusty, can improve the flexibility that spherical bearing rotates, further extend the application life of spherical bearing.
In sum, the shock insulation principle that subtracts of spherical bearing of the present invention is: when the horizontal force that spherical bearing is subject to be greater than spherical bearing vertical bearing capacity 10% after, isolation rubber damped ring 11 is brought into play first damping action, then spheric isolation rubber plate 10 is brought into play second damping function of shock insulation, when jarring forces passes to after spheric stainless steel slide plate 4, spheric stainless steel slide plate 4 starts to occur slippage and plays San road function of shock insulation, in the time that seismic shock wave exceedes certain limit, spherical bearing plays Si road antihunt action, spherical bearing has possessed the function of universal corner, greatly improve the function of shock insulation that subtracts of spherical bearing, extend the application life of spherical bearing, can protect better the body of a bridge and bridge pier, reduce potential safety hazard.
Claims (6)
1. an Anti-pull ball shape support base, comprise that longitudinal section is the upper bracket plate (1) of ∏ font, inverted longitudinal section is the lower support plate (2) of T font, spherical crown liner plate (3), upper bracket plate (1) fastens with lower support plate (2), between the upper surface of the soffit of upper bracket plate (1) and lower support plate (2), leave free gap, spherical crown liner plate (3) is arranged between upper bracket plate (1) and lower support plate (2), the upper surface of lower support plate (2) is recessed spherical, the upper surface shape of the bottom shape of spherical crown liner plate (3) and lower support plate (2) matches, the soffit of spherical crown liner plate (3) is provided with spheric stainless steel slide plate (4), between spheric stainless steel slide plate (4) and lower support plate (2), be provided with spheric tetrafluoro slide plate (5), the upper surface of spherical crown liner plate (3) is provided with planar shaped tetrafluoro slide plate (6), between planar shaped tetrafluoro slide plate (6) and upper bracket plate (1), be provided with planar shaped stainless steel slide plate (7), it is characterized in that: the upper end edge circumferencial direction of described lower support plate (2) is uniformly-spaced provided with the outwardly fixture block of multiple along continuous straight runs (8), the soffit of fixture block (8) is arcwall face, the inner side of upper bracket plate (1) lower end is provided with along continuous straight runs to projecting inward location annulus (9), the upper surface of location annulus (9) is the arcwall face matching with fixture block (8) underside shape, on location annulus (9), offer the break-through groove matching with fixture block (8) shape, fixture block (8) by break-through groove after with location annulus (9) form overlap joint coordinate.
2. a kind of Anti-pull ball shape support base according to claim 1, it is characterized in that: set up spheric isolation rubber plate (10), spheric isolation rubber plate (10) is positioned between lower support plate (2) and spheric tetrafluoro slide plate (5), and spheric isolation rubber plate (10) is made up of deformable elastic caoutchouc.
3. a kind of Anti-pull ball shape support base according to claim 2, is characterized in that: between described spheric tetrafluoro slide plate (5) and spheric isolation rubber plate (10), sulfuration is fixing.
4. a kind of Anti-pull ball shape support base according to claim 1, it is characterized in that: set up isolation rubber damped ring (11), isolation rubber damped ring (11) is positioned between the soffit of upper bracket plate (1) and the upper surface of lower support plate (2), and isolation rubber damped ring (11) is made up of deformable elastic caoutchouc.
5. a kind of Anti-pull ball shape support base according to claim 1, is characterized in that: the free gap between the soffit of described upper bracket plate (1) and the upper surface of lower support plate (2) is 2～6mm.
6. a kind of Anti-pull ball shape support base according to claim 1, is characterized in that: the quantity of described fixture block (8) is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410337548.5A CN104074132B (en) | 2014-07-16 | 2014-07-16 | A kind of Anti-pull ball shape support base |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410337548.5A CN104074132B (en) | 2014-07-16 | 2014-07-16 | A kind of Anti-pull ball shape support base |
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| Publication Number | Publication Date |
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| CN104074132A true CN104074132A (en) | 2014-10-01 |
| CN104074132B CN104074132B (en) | 2016-06-22 |
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| CN201410337548.5A Active CN104074132B (en) | 2014-07-16 | 2014-07-16 | A kind of Anti-pull ball shape support base |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758784A (en) * | 2017-03-10 | 2017-05-31 | 衢州学院 | A kind of Longspan Bridge vibration absorber |
| CN106996078A (en) * | 2017-05-15 | 2017-08-01 | 中国铁路设计集团有限公司 | Bridge anti-pulling anti-fall girder apparatus |
| CN107059607A (en) * | 2017-06-20 | 2017-08-18 | 浙江秦山橡胶工程股份有限公司 | A kind of spherical bearing of anti-pulling |
| CN107338723A (en) * | 2017-09-04 | 2017-11-10 | 山东龙祥新材料科技有限公司 | Tension and compression spherical bearing |
| CN107740846A (en) * | 2017-11-15 | 2018-02-27 | 武汉理工大学 | A kind of vibration absorber of impact type machine foundation |
| CN108914766A (en) * | 2018-09-24 | 2018-11-30 | 重庆科技学院 | Adaptive bridge pad |
| CN109235250A (en) * | 2018-11-22 | 2019-01-18 | 深圳市市政设计研究院有限公司 | A kind of bridge automatic leveling combined isolation rubber support |
| CN109235248A (en) * | 2018-11-14 | 2019-01-18 | 中铁二院工程集团有限责任公司 | A kind of spherical steel support of energy consumption |
| CN109322243A (en) * | 2017-07-31 | 2019-02-12 | 株洲时代新材料科技股份有限公司 | A kind of antidumping support |
| CN109371825A (en) * | 2018-10-31 | 2019-02-22 | 重庆交通大学 | Novel damping energy dissipating support |
| CN109457600A (en) * | 2018-12-30 | 2019-03-12 | 桥致通（武汉）技术有限公司 | NEW TYPE OF COMPOSITE damps vibration absorption and isolation support |
| CN112832443A (en) * | 2021-01-29 | 2021-05-25 | 中建协和建设有限公司 | Canopy structure and construction method thereof |
| CN113389136A (en) * | 2021-08-04 | 2021-09-14 | 大连理工大学 | Bridge support device capable of sliding in one direction and rotating in plane and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106758784A (en) * | 2017-03-10 | 2017-05-31 | 衢州学院 | A kind of Longspan Bridge vibration absorber |
| CN106996078A (en) * | 2017-05-15 | 2017-08-01 | 中国铁路设计集团有限公司 | Bridge anti-pulling anti-fall girder apparatus |
| CN107059607A (en) * | 2017-06-20 | 2017-08-18 | 浙江秦山橡胶工程股份有限公司 | A kind of spherical bearing of anti-pulling |
| CN109322243A (en) * | 2017-07-31 | 2019-02-12 | 株洲时代新材料科技股份有限公司 | A kind of antidumping support |
| CN107338723A (en) * | 2017-09-04 | 2017-11-10 | 山东龙祥新材料科技有限公司 | Tension and compression spherical bearing |
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| CN107740846A (en) * | 2017-11-15 | 2018-02-27 | 武汉理工大学 | A kind of vibration absorber of impact type machine foundation |
| CN108914766A (en) * | 2018-09-24 | 2018-11-30 | 重庆科技学院 | Adaptive bridge pad |
| CN109371825A (en) * | 2018-10-31 | 2019-02-22 | 重庆交通大学 | Novel damping energy dissipating support |
| CN109235248A (en) * | 2018-11-14 | 2019-01-18 | 中铁二院工程集团有限责任公司 | A kind of spherical steel support of energy consumption |
| CN109235248B (en) * | 2018-11-14 | 2023-09-12 | 中铁二院工程集团有限责任公司 | Spherical steel support of power consumption |
| CN109235250A (en) * | 2018-11-22 | 2019-01-18 | 深圳市市政设计研究院有限公司 | A kind of bridge automatic leveling combined isolation rubber support |
| CN109457600A (en) * | 2018-12-30 | 2019-03-12 | 桥致通（武汉）技术有限公司 | NEW TYPE OF COMPOSITE damps vibration absorption and isolation support |
| CN109457600B (en) * | 2018-12-30 | 2024-04-26 | 桥致通（武汉）技术有限公司 | Composite damping shock-absorbing and-isolating support |
| CN112832443A (en) * | 2021-01-29 | 2021-05-25 | 中建协和建设有限公司 | Canopy structure and construction method thereof |
| CN113389136A (en) * | 2021-08-04 | 2021-09-14 | 大连理工大学 | Bridge support device capable of sliding in one direction and rotating in plane and method |
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| CN104074132B (en) | 2016-06-22 |
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