CN106948260B - Straddle-seat type single traffic rail beam bears bearing - Google Patents
Straddle-seat type single traffic rail beam bears bearing Download PDFInfo
- Publication number
- CN106948260B CN106948260B CN201710307488.6A CN201710307488A CN106948260B CN 106948260 B CN106948260 B CN 106948260B CN 201710307488 A CN201710307488 A CN 201710307488A CN 106948260 B CN106948260 B CN 106948260B
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- Prior art keywords
- bearing
- straddle
- type single
- seat type
- single traffic
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- 238000004873 anchoring Methods 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 230000006870 function Effects 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000009711 regulatory function Effects 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 5
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/04—Bearings; Hinges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
Abstract
Bearing is born the invention discloses straddle-seat type single traffic rail beam, including upper anchoring unit, beam body supporting rack, the sub- bearing of pressure-bearing, bears portal frame, pre-embedded steel slab and lower anchoring unit；Upper anchoring unit is arranged at the top of beam body supporting rack, and lower anchoring unit is arranged in the bottom of pre-embedded steel slab；Two bearings that beam body supporting rack is arranged by bottom are arranged on pre-embedded steel slab, and two bearings have the function of bearing vertical, transverse load, rotation regulatory function, longitudinal sliding motion function and installation and adjustment function；Two bear the both sides that portal frame is arranged on pre-embedded steel slab and is located at beam body supporting rack, and beam body supporting rack both sides lug is connect by rotating sliding friction pair with portal frame is born respectively.The configuration of the present invention is simple, reasonable design and stress performance are excellent, have good safety, environmental suitability and economic efficacy, can bear the tensile, compressive, bending of beam body transmission in special operation condition, cut, the load such as torsion and reliable delivery to substructure.
Description
Technical field
The present invention relates to the technical fields of bridge pad, more particularly, are related to a kind of straddle-seat type single traffic rail beam
Bear bearing.
Background technology
Cross-saddle single-track traffic is a kind of new model of modern city fast railway multilevel traffic, it have low noise,
Climbing capacity is strong, turning radius is small, rapid and convenient, take up an area less, low cost, limit by landform, conducive to environmental protection the advantages that.
But level when centrifugal force when since train walks in single track, being disturbed, being turned by windage and earthquake is cut
The influence of the factors such as power needs under special operation condition bearing the load such as bear the tensile, compressive, bending of beam body transmission, cut, turn round and reliably passes
Pass substructure.
In existing bearing technology, only hinge support can use on the force status of monorail transit complexity, but due to
Hinged shaft belongs to line contact-type rotation sliding friction pair, and critical piece is fragile and is not easy to replace, and production cost and later stage dimension
It is higher to protect cost.
Invention content
In order to solve the problems in the existing technology, the object of the present invention is to provide a kind of uses that can improve bearing
Service life and safety and the straddle-seat type single traffic rail beam for reducing production cost and maintenance cost bears bearing.
The present invention provides a kind of straddle-seat type single traffic rail beams to bear bearing, the straddle-seat type single traffic rail beam
Bearing is born to include upper anchoring unit, beam body supporting rack, bearing, bear portal frame, pre-embedded steel slab and lower anchoring unit；
The upper anchoring unit is arranged at the top of beam body supporting rack, and the lower anchoring unit is arranged at the bottom of pre-embedded steel slab
Portion；
Two bearings that beam body supporting rack is arranged by bottom are arranged on pre-embedded steel slab, wherein described two to hold
Pressure bearing has the function of bearing vertical, transverse load, rotation regulatory function, longitudinal sliding motion function and installation and adjustment function.
Two bear portal frame and are arranged on pre-embedded steel slab and positioned at the both sides of beam body supporting rack, wherein beam body supports
Frame both sides lug is connect by rotating sliding friction pair with portal frame is born respectively.
One embodiment of bearing, the cross-saddle single-track traffic are born according to straddle-seat type single traffic rail beam of the present invention
Track girder bears bearing and is arranged between straddle-seat type single traffic rail beam and bent cap or pier.
One embodiment of bearing, the cross-saddle single-track traffic are born according to straddle-seat type single traffic rail beam of the present invention
Track girder bears bearing and is connect with straddle-seat type single traffic rail beam by upper anchoring unit, and passes through lower anchoring unit and lid
Beam or pier connection.
One embodiment of bearing, the cross-saddle single-track traffic are born according to straddle-seat type single traffic rail beam of the present invention
Track girder bears pulling force, pressure, moment of flexure, shearing and/or torque that bearing bears straddle-seat type single traffic rail beam reliably
It is transmitted to substructure.
One embodiment of bearing is born according to straddle-seat type single traffic rail beam of the present invention, the bearing is spherical shape
Bearing, Column face bearing, pot bearing or rubber support.
One embodiment of bearing, the bearing and beam body are born according to straddle-seat type single traffic rail beam of the present invention
It is provided with pivoting friction pair between the bottom of supporting rack and longitudinal sliding motion friction is secondary.
One embodiment of bearing is born according to straddle-seat type single traffic rail beam of the present invention, the bearing bears to erect
The pressure that the moment of flexure that straddle-seat type single traffic rail beam generates under to, transverse load and special operation condition forms unilateral bearing is answered
Power and torsion, portal frame, upper anchoring unit and the lower anchoring unit of bearing bear cross-saddle single-track traffic rail under special operation condition
The tensile stress that the moment of flexure that road beam generates forms beam body supporting rack unilateral side.
Compared with prior art, the configuration of the present invention is simple, reasonable design and stress performance are excellent, have good using peace
Quan Xing, environmental suitability and economic efficacy, and the present invention straddle-seat type single traffic rail beam bear bearing can be in special work
The tensile, compressive, bending of beam body transmission are born under condition, are cut, the load such as torsion and are reliably transferred the load to substructure.
Description of the drawings
Fig. 1 shows that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears the structure of bearing and shows
It is intended to.
Fig. 2 shows the assembly knots that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears bearing
Structure front view.
Fig. 3 shows that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears the assembly knot of bearing
Structure side view.
Fig. 4 shows that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears the assembly knot of bearing
Structure shaft side figure.
Reference sign：
The upper anchoring units of 1-, 2- beam bodies supporting rack, 3- bear portal frame, 4- rotations sliding friction pair, 5- bearings, 6-
Anchoring unit, 8- straddle-seat type single traffic rail beams, 9- bent caps or pier, 10- cross-saddle single-track traffic rails under pre-embedded steel slab, 7-
Road joist support draws bearing.
Specific implementation mode
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
Any feature disclosed in this specification unless specifically stated can be equivalent or with similar purpose by other
Alternative features are replaced.That is, unless specifically stated, each feature is an example in a series of equivalent or similar characteristics
.
The structure of bearing will be born to straddle-seat type single traffic rail beam of the present invention below and principle is described in detail.
Monorail traffic system is one kind of railway, and feature is two that the track used only has one rather than traditional railway
Balance rail.Monorail traffic system is largely divided into suspension type monorail and straddle-type monorail, suspension type according to traveling pattern and structure
The train of single track railway (also referred to as overhead rail train) is suspended under track, and single-track beam support is then rail vehicle straddle seat
On rail and two side caps are passed by one's way rail, and the bearing that bears of the invention is applied in single-track beam support.
Fig. 1 shows that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears the structure of bearing and shows
It is intended to.
As shown in Figure 1, exemplary embodiment according to the present invention, the straddle-seat type single traffic rail beam bears bearing packet
It includes anchoring unit 1, beam body supporting rack 2, bearing 5, bear portal frame 3, pre-embedded steel slab 6 and lower anchoring unit 7.
Wherein, upper anchoring unit 1 is arranged at the top of beam body supporting rack 2, and lower anchoring unit 7 is arranged in pre-embedded steel slab 6
Bottom, as a result, straddle-seat type single traffic rail beam bear bearing 10 and can be arranged by upper anchoring unit 1 and lower anchoring unit 7
Between straddle-seat type single traffic rail beam 8 and bent cap or pier 9.Also, straddle-seat type single traffic rail beam bears bearing 10
It is connect with straddle-seat type single traffic rail beam 8 by upper anchoring unit 1, and is connected by lower anchoring unit 7 and bent cap or pier 9
It connects, above-mentioned straddle-seat type single traffic rail beam bears the drawing that bearing 10 can bear straddle-seat type single traffic rail beam 8 as a result,
Power, pressure, moment of flexure, shearing and/or torque are reliably transmitted to substructure.Wherein, upper anchoring unit 1 and lower anchoring unit 7
Anchor structure as shown in Figure 1 may be used.
Two bearings 5 that beam body supporting rack 2 is arranged by bottom are arranged on pre-embedded steel slab 6, wherein two pressure-bearings
Bearing 5 has the function of bearing vertical, transverse load, rotation regulatory function, longitudinal sliding motion function and installation and adjustment function.Its
In, for beam body supporting rack 2 for connecting and supporting straddle-seat type single traffic rail beam 8, the sub- pedestal of the pressure-bearing of bottom setting 5 can
It bears load and realizes that lateral, longitudinal quadratic linear is adjusted, rotation is adjusted and length travel adjusting, and pass through pre-embedded steel slab 6
Stress is passed into substructure with lower anchoring unit 7.
Preferably, the bearing 5 used in the present invention can be spherical bearing, Column face bearing, pot bearing or rubber
Bearing etc., however, the present invention is not limited thereto.Also, it in order to realize the multiple function of bearing 5, is provided with and turns in bearing 5
Dynamic friction pair and secondary two frictions of longitudinal sliding motion friction are secondary, wherein pivoting friction pair can be ball-type pivoting friction it is secondary, it can be achieved that
The corner of different directions；Longitudinal sliding motion friction pair can be that planar slide friction is secondary, can be used as the straight skidding of unidirectional sub- bearing.
Also, it is matching relationship between bearing 5 and beam body supporting rack 2, therebetween without relative displacement, length travel is by pressure-bearing
The longitudinal sliding motion friction of 5 bottom of bearing is secondary to be provided.
Two bear portal frame 3 and are arranged on pre-embedded steel slab 6 and positioned at the both sides of beam body supporting rack 2, wherein beam body branch
2 both sides lug of support is connect by rotating sliding friction pair 4 with portal frame 3 is born respectively.Specifically, the rotation sliding friction pair
Following structure type may be used：Top provides corner by spherical surface friction is secondary, and the secondary lower part of spherical surface friction is planar slide friction
Pair, thus, it is possible to realize two functions of rotation and sliding simultaneously.Bearing 5 bears vertical, transverse load and special work as a result,
The compression and torsion that the moment of flexure that straddle-seat type single traffic rail beam 8 generates under condition forms unilateral bearing, bear gantry
Frame 3, upper anchoring unit 1 and lower anchoring unit 7 bear the moment of flexure of the generation of straddle-seat type single traffic rail beam 8 under special operation condition to beam
The unilateral tensile stress formed of body supporting rack 2.
Fig. 2 shows the assembly knots that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears bearing
Structure front view, Fig. 3 show that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears the assembly of bearing
Structural side view, Fig. 4 show that straddle-seat type single traffic rail beam according to an exemplary embodiment of the present invention bears the dress of bearing
Distribution structure shaft side figure.
As shown in Figures 2 to 4, straddle-seat type single traffic rail beam of the invention bears bearing 10 and passes through upper anchoring unit 1
It connect with straddle-seat type single traffic rail beam 8, is connect with bent cap or pier 9 by lower anchoring unit 7.Since train walks in list
Rail, by the disturbing of windage, turn when centrifugal force and the factors such as horizontal shear when earthquake influenced, this is needed under special operation condition
The straddle-seat type single traffic rail beam of invention bears bearing and bears the tensile, compressive, bending of beam body transmission, the load such as cut, turn round and reliably
Pass to substructure.The setting of 2 bottom of beam body supporting rack is there are two bearing 5 and provides pivoting friction pair and longitudinal sliding motion rubs
Secondary (not shown) is wiped, pre-embedded steel slab 6 is forced through and lower anchoring unit 7 passes to substructure.2 both sides of beam body supporting rack are convex
Ear is connect with portal frame 3 is born by rotation sliding friction pair 4, by bearing portal frame, upper anchoring unit and lower anchoring unit
The moment of flexure that straddle-seat type single traffic rail beam beam body generates under special operation condition is born to answer the unilateral drawing formed of beam body supporting rack 2
Power.
In conclusion the configuration of the present invention is simple, reasonable design and stress performance are excellent, have good safety in utilization,
Environmental suitability and economic efficacy, and the straddle-seat type single traffic rail beam of the present invention bears bearing and can be held under special operation condition
By the tensile, compressive, bending that beam body is transmitted, cuts, the load such as torsion and reliably transfers the load to substructure.
The invention is not limited in specific implementation modes above-mentioned.The present invention, which expands to, any in the present specification to be disclosed
New feature or any new combination, and disclose any new method or process the step of or any new combination.
Claims (7)
1. a kind of straddle-seat type single traffic rail beam bears bearing, which is characterized in that the straddle-seat type single traffic rail beam is held
Bearing is drawn to include upper anchoring unit, beam body supporting rack, bearing, bear portal frame, pre-embedded steel slab and lower anchoring unit；
The upper anchoring unit is arranged at the top of beam body supporting rack, and the lower anchoring unit is arranged in the bottom of pre-embedded steel slab；
Two bearings that beam body supporting rack is arranged by bottom are arranged on pre-embedded steel slab, wherein described two pressure-bearing branch
Seat tool, which has, bears vertical, transverse load function, rotation regulatory function, longitudinal sliding motion function and installation and adjustment function；
Two bear portal frame and are arranged on pre-embedded steel slab and positioned at the both sides of beam body supporting rack, wherein beam body supporting rack two
Side lug is connect by rotating sliding friction pair with portal frame is born respectively.
2. straddle-seat type single traffic rail beam according to claim 1 bears bearing, which is characterized in that the straddle-type list
Rail traffic track joist support draws bearing to be arranged between straddle-seat type single traffic rail beam and bent cap or pier.
3. straddle-seat type single traffic rail beam according to claim 2 bears bearing, which is characterized in that the straddle-type list
Rail traffic track joist support draws bearing to be connect with straddle-seat type single traffic rail beam by upper anchoring unit, and single by lower anchoring
Member is connect with bent cap or pier.
4. straddle-seat type single traffic rail beam according to any one of claim 1 to 3 bears bearing, which is characterized in that
The straddle-seat type single traffic rail beam bear bearing by pulling force that straddle-seat type single traffic rail beam is born, pressure, moment of flexure, cut
Power and/or torque are reliably transmitted to substructure.
5. straddle-seat type single traffic rail beam according to claim 1 bears bearing, which is characterized in that the bearing
For spherical bearing, Column face bearing, pot bearing or rubber support.
6. straddle-seat type single traffic rail beam bears bearing according to claim 1 or 5, which is characterized in that the pressure-bearing
It is provided with pivoting friction pair in bearing and longitudinal sliding motion friction is secondary.
7. straddle-seat type single traffic rail beam according to any one of claim 1 to 3 bears bearing, which is characterized in that
The bearing bears the moment of flexure of straddle-seat type single traffic rail beam generation under vertical, transverse load and special operation condition to unilateral side
The compression and torsion, portal frame, upper anchoring unit and the lower anchoring unit of bearing that bearing is formed bear special operation condition
The tensile stress that the moment of flexure that lower straddle-seat type single traffic rail beam generates forms beam body supporting rack unilateral side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307488.6A CN106948260B (en) | 2017-05-04 | 2017-05-04 | Straddle-seat type single traffic rail beam bears bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710307488.6A CN106948260B (en) | 2017-05-04 | 2017-05-04 | Straddle-seat type single traffic rail beam bears bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106948260A CN106948260A (en) | 2017-07-14 |
| CN106948260B true CN106948260B (en) | 2018-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710307488.6A Active CN106948260B (en) | 2017-05-04 | 2017-05-04 | Straddle-seat type single traffic rail beam bears bearing |
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| Country | Link |
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| CN (1) | CN106948260B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107447603B (en) * | 2017-09-30 | 2023-12-22 | 成都市新筑交通科技有限公司 | Pull-press shaft type monorail beam support |
| CN108277704B (en) * | 2018-01-05 | 2023-08-08 | 中铁工程设计咨询集团有限公司 | Straddle type monorail combined bridge rail bearing platform and construction method thereof |
| CN108867207B (en) * | 2018-09-20 | 2024-02-02 | 重庆单轨交通工程有限责任公司 | Straddle type single track girder sliding type tension support and single track device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2367634Y (en) * | 1999-05-18 | 2000-03-08 | 重庆市轨道交通总公司 | Straddle-seat type tension-bearing-seat for single track of communication |
| CN2423313Y (en) * | 2000-02-11 | 2001-03-14 | 宝鸡桥梁工厂 | Straddle type track traffic PC track beam support |
| KR100912836B1 (en) * | 2009-02-26 | 2009-08-18 | 주식회사 지오환경 | Support structure for monorail |
| CN203403355U (en) * | 2013-07-11 | 2014-01-22 | 中铁工程设计咨询集团有限公司 | Tension-bearing pot type rubber support |
| CN206721659U (en) * | 2017-05-04 | 2017-12-08 | 成都市新筑路桥机械股份有限公司 | Straddle-seat type single traffic rail beam bears bearing |
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- 2017-05-04 CN CN201710307488.6A patent/CN106948260B/en active Active
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| CN106948260A (en) | 2017-07-14 |
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Effective date of registration: 20240118 Address after: 611400 No. 799, hope road, Wujin street, Xinjin District, Chengdu, Sichuan (Industrial Park) Patentee after: Chengdu Xinzhu Transportation Technology Co.,Ltd. Address before: 611430 Xinjin Industrial Park, Sichuan, Chengdu Patentee before: CHENGDU XINZHU ROAD & BRIDGE MACHINERY Co.,Ltd. |
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