CN207512590U - A kind of anti-pulling structure of straddle-type rail beam bearing - Google Patents

A kind of anti-pulling structure of straddle-type rail beam bearing Download PDF

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Publication number
CN207512590U
CN207512590U CN201721314333.7U CN201721314333U CN207512590U CN 207512590 U CN207512590 U CN 207512590U CN 201721314333 U CN201721314333 U CN 201721314333U CN 207512590 U CN207512590 U CN 207512590U
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China
Prior art keywords
turning block
plate
base plate
upper base
seat board
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CN201721314333.7U
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Chinese (zh)
Inventor
刘斌
杨卫锋
文望青
朱海
彭华春
宋建平
刘阳明
吕东兴
李靖
曹翁恺
余晓燕
董颖
洪沁烨
郑娜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Siyuan Survey and Design Group Co Ltd
CSSC Shuangrui Luoyang Special Equipment Co Ltd
Original Assignee
China Railway Siyuan Survey and Design Group Co Ltd
Luoyang Sunrui Special Equipment Co Ltd
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Priority to CN201721314333.7U priority Critical patent/CN207512590U/en
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Abstract

A kind of anti-pulling structure of straddle-type rail beam bearing, it is arranged between upper base plate and lower seat board, one group of upper base plate guide plate being arranged in a mutually vertical manner and upper base plate tension plate are respectively equipped in the transverse ends of upper base plate, a lower seat board lug is respectively equipped in the transverse ends of lower seat board, turning block is equipped between lower seat board lug and upper base plate tension plate, the lower surface of lower seat board lug is matched with the upper surface of turning block, the upper surface of upper base plate tension plate is matched with the lower surface of turning block, the upper surface of turning block is cambered surface, its lower surface is plane, or, turning block lower surface is cambered surface, its upper surface is plane.By using turning block, upper base plate tension plate and lower seat board lug, realize big displacement, low friction sliding and the tension function of bearing, the security reliability of seat structure stress and the convenience of processing can be effectively improved, the utility model meets demand of the straddle-type rail beam bearing to tension function.

Description

A kind of anti-pulling structure of straddle-type rail beam bearing
Technical field
The utility model belongs to bridge structure or technical field of buildings, is related to a kind of anti-pulling of straddle-type rail beam bearing Structure.
Background technology
Cross-saddle single-track traffic is a kind of new model of modern city fast railway multilevel traffic, has low noise, climbs Slope ability is strong, turning radius is small, rapid and convenient, take up an area less, low cost, is not limited by landform and many excellent conducive to environmental protection etc. Point is a new trend of future city rail traffic development.
Straddle-seat type single traffic rail beam is as two-way deflection component, except bearing train vertical load and lateral load(From Mental and physical efforts, wind-force etc.)Effect is outer, also subject to larger torsion load, while also as the track of train driving.Straddle-type track girder Important component of the bearing as straddle-seat type single traffic rail beam is to ensure that straddle-seat type single traffic rail beam works orderly The key point of effect.
To meet safe and reliable, steady and low noise the requirement of light rail car driving, straddle-type rail beam bearing should have Have enough intensity, it is antifatigue, wear-resistant, bear various alternating loads and variation of ambient temperature and life requirement.Straddle seat Formula rail beam bearing, which should have, to be born vertical load, horizontal loading, torsion load, transverse bending moment and adapts to beam-ends deformation(Displacement, Rotation)Function, bearing should have the function of anti-pulling.
Current existing straddle-type monorail rail traffic PC track girders employ the PC rails with articulated structure with lower part pier Road beam cast steel supporter, as shown in 7,8 figures.This PC track girders cast steel supporter mainly by upper pendulum, hinge shaft, dowel, the bottom, pedestal, Cam, anchor case and dowel composition.
The anti-pulling function of existing PC track girders cast steel supporter is to realize branch by the articulated structure between upper pendulum and the bottom The tension function of seat and the horizontal displacement for realizing bearing by the gap between hinge shaft and hinge axis hole simultaneously, but in practical applications There is also hinge shafts and hinge shaft plate to be line contact unevenness, adapt to the shortcomings of displacement is smaller.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of anti-pulling structure of straddle-type rail beam bearing, lead to Cross the big displacement for using turning block, upper base plate tension plate and lower seat board lug, realizing bearing, low friction sliding and tension work( Can, the security reliability of seat structure stress can be effectively improved and the convenience of processing, the utility model meet straddle-type Demand of the rail beam bearing to tension function.
To realize the above-mentioned technical purpose, used technical solution is:A kind of anti-pulling knot of straddle-type rail beam bearing Structure is arranged between upper base plate and lower seat board, and one group of seat of honour being arranged in a mutually vertical manner is respectively equipped in the transverse ends of upper base plate Plate guide plate and upper base plate tension plate, upper base plate guide plate are vertically arranged, upper base plate tension plate level setting, in the horizontal stroke of lower seat board A lower seat board lug is respectively equipped with to both ends, lower seat board lug is arranged on the side upper base plate guide plate and upper base plate tension plate encloses Into space in, between lower seat board lug and upper base plate tension plate be equipped with turning block, the lower surface of lower seat board lug with turn The upper surface of movable slider matches, and the upper surface of upper base plate tension plate is matched with the lower surface of turning block, turning block Upper surface is cambered surface, and lower surface is plane or, turning block lower surface is cambered surface, and upper surface is plane.
The section of lower seat board lug described in the utility model is inverted "L" shape structure.
It is secondary that friction is equipped between the lower surface of lower seat board lug described in the utility model and the upper surface of turning block.
It is secondary that friction is equipped between the upper surface of upper base plate tension plate described in the utility model and the lower surface of turning block.
It rubs between the side of lower seat board lug described in the utility model and the side of upper base plate guide plate equipped with guide plate It wipes secondary.
The lower surface of lower seat board lug described in the utility model is concave-shaped arc surface, and the upper surface of turning block is and lower seat The matched convex-shaped arc surface in lower surface of plate lug, the lower surface of turning block is plane, and the upper surface of upper base plate tension plate is With the matched plane in upper surface of turning block.
The lower surface of lower seat board lug described in the utility model is convex-shaped arc surface, and the upper surface of turning block is and lower seat The matched concave-shaped arc surface in lower surface of plate lug, the lower surface of turning block is plane, and the upper surface of upper base plate tension plate is With the matched plane in upper surface of turning block.
The lower surface of lower seat board lug described in the utility model is plane, and the upper surface of turning block is convex with lower seat board The matched plane in lower surface of ear, the lower surface of turning block is convex-shaped arc surface, and the upper surface of upper base plate tension plate is with turning The matched concave-shaped arc surface in upper surface of movable slider.
The lower surface of lower seat board lug described in the utility model is plane, and the upper surface of turning block is convex with lower seat board The matched plane in lower surface of ear, the lower surface of turning block is concave-shaped arc surface, and the upper surface of upper base plate tension plate is with turning The matched convex-shaped arc surface in upper surface of movable slider.
The beneficial effects of the utility model are:Existing articulated structure is changed by the utility model, realizes straddle-type track The anti-pulling function of beam support realizes big displacement, low friction sliding and the tension function of bearing, can effectively improve seat structure The security reliability of stress, the utility model meet demand of the straddle-type rail beam bearing to tension function and uniform force.
Description of the drawings
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the structure enlargement diagram of the utility model;
Fig. 3 is the schematic cross-sectional view of the embodiment 1 of the utility model;
Fig. 4 is the schematic cross-sectional view of the embodiment 2 of the utility model;
Fig. 5 is the schematic cross-sectional view of the embodiment 3 of the utility model;
Fig. 6 is the schematic cross-sectional view of the embodiment 4 of the utility model;
Fig. 7 is the structure diagram of the prior art;
Fig. 8 is the side structure schematic view of the prior art;
In figure:1st, upper base plate, 2, plane stainless steel slide plate, 3, plane slide plate, 4, middle seat board, 5, cambered surface stainless steel slide plate, 6th, cambered surface slide plate, 7, lower seat board, 8, lower seat board lug, 9, guide plate friction it is secondary, 10, turning block pivoting friction pair, 11, the seat of honour Plate guide plate, 12, turning block, 13, turning block flat frictional pair, 14, upper base plate tension plate, 15, tension anchor component, 16th, upper pendulum, 17, hinge shaft, 18, dowel, 19, the bottom, 20, pedestal, 21, cam, 22, anchor case, 23, dowel.
Specific embodiment
As shown in Figure 1, 2, a kind of anti-pulling structure of straddle-type rail beam bearing, the anti-pulling structure is mainly by lower seat The components such as plate lug 8, upper base plate guide plate 11, upper base plate tension plate 14, turning block 12 form.
A kind of anti-pulling structure of straddle-type rail beam bearing, is arranged between upper base plate 1 and lower seat board 7, upper base plate 1, Middle seat board 4 and lower seat board 7 can realize longitudinal movement and rotation, upper base plate 1 and lower seat board 7 of the anti-pulling structure setting in cross side Two end sides, direction as shown in Figure 1 for laterally, with direction perpendicular Fig. 1 for longitudinal direction, upper base plate 1 transverse ends distinguish The upper base plate guide plate 11 and upper base plate tension plate 14 being arranged in a mutually vertical manner equipped with one group, upper base plate guide plate 11 is vertically arranged, Upper base plate tension plate 14 is horizontally disposed, and a lower seat board lug 8, lower seat board lug 8 are respectively equipped in the transverse ends of lower seat board 7 It is arranged in the space that the side upper base plate guide plate 11 and upper base plate tension plate 14 surround, resists in lower seat board lug 8 and upper base plate Turning block 12 is equipped between pulling plate 14, the lower surface of lower seat board lug 8 is matched with the upper surface of turning block 12, upper base plate The upper surface of tension plate 14 is matched with the lower surface of turning block 12, and the upper surface of turning block 12 is cambered surface, lower surface It is cambered surface for plane or, 12 lower surface of turning block, upper surface is plane or, the upper and lower surface of turning block 12 It is cambered surface.
The section of lower seat board lug 8 is inverted "L" shape structure, this kind of structure is suitable for the stress of anti-pulling structure.
Lower 8 side of seat board lug of anti-pulling structure be covered with the friction plate of low-friction coefficient and with upper base plate guide plate side The stainless steel slide plate that face paste is covered forms guiding friction pair, and the longitudinally-moving of beam body is adapted to while horizontal loading is born.
Embodiment 1
As shown in figure 3, the lower part of the lower seat board lug 8 of the anti-pulling structure is provided with the arcuate structure in concave surface.Arc Shape body structure surface is covered with the friction plate of low-friction coefficient and matches with the upper convex globoidal of turning block 12, forms turning block Pivoting friction pair, to adapt to longitudinally rotating for top beam body.
The lower plane of the turning block 12 of the anti-pulling structure is covered with the friction plate of low-friction coefficient and and upper base plate The stainless steel slide plate that the upper surface of tension plate 14 pastes matches, and turning block flat frictional pair is formed, to adapt to top beam body Length travel.
Embodiment 2
As shown in figure 4, the lower part of the lower seat board lug 8 of the anti-pulling structure is provided with the arcuate structure in convex surface.Arc Shape body structure surface is covered with the friction plate of low-friction coefficient and matches with the upper cancave cambered surface of turning block 12, forms turning block Pivoting friction pair, to adapt to longitudinally rotating for top beam body.
The lower plane of the turning block 12 of the anti-pulling structure is covered with the friction plate of low-friction coefficient and and upper base plate The stainless steel slide plate that the upper surface of tension plate 14 pastes matches, and turning block flat frictional pair is formed, to adapt to top beam body Length travel.
Embodiment 3
As shown in figure 5, the lower part of the turning block 12 of the anti-pulling structure is provided with the arcuate structure in convex surface.Arc Body structure surface is covered with the friction plate of low-friction coefficient and matches with the upper cancave cambered surface of upper base plate tension plate 14, forms rotation and slides Block pivoting friction pair, to adapt to longitudinally rotating for top beam body.
Lower 8 lower plane of seat board lug of the anti-pulling structure is covered with the friction plate of low-friction coefficient and is slided with rotation The stainless steel slide plate that the upper surface of block 12 pastes matches, and forms turning block flat frictional pair, to adapt to the vertical of top beam body To displacement.
Embodiment 4
As shown in fig. 6, the lower part of the turning block 12 of the anti-pulling structure is provided with the arcuate structure in concave surface.Arc Body structure surface is covered with the friction plate of low-friction coefficient and matches with the upper convex globoidal of upper base plate tension plate 14, forms rotation and slides Block pivoting friction pair, to adapt to longitudinally rotating for top beam body.
Lower 8 lower plane of seat board lug of the anti-pulling structure is covered with the friction plate of low-friction coefficient and is slided with rotation The stainless steel slide plate that the upper surface of block 12 pastes matches, and forms turning block flat frictional pair, to adapt to the vertical of top beam body To displacement.
The utility model realizes the anti-pulling structure of straddle-type rail beam bearing, can effectively improve seat structure stress Security reliability and installation, the convenience of later maintenance, the utility model meet straddle-type rail beam bearing confrontation The demand of drawing function.

Claims (9)

1. a kind of anti-pulling structure of straddle-type rail beam bearing, is arranged on upper base plate(1)With lower seat board(7)Between, feature It is:In upper base plate(1)Transverse ends be respectively equipped with one group of upper base plate guide plate being arranged in a mutually vertical manner(11)And upper base plate Tension plate(14), upper base plate guide plate(11)It is vertically arranged, upper base plate tension plate(14)It is horizontally disposed, in lower seat board(7)Horizontal stroke Lower seat board lug is respectively equipped with to both ends(8), lower seat board lug(8)It is arranged on the side upper base plate guide plate(11)Resist with upper base plate Pulling plate(14)In the space surrounded, in lower seat board lug(8)With upper base plate tension plate(14)Between be equipped with turning block(12), under Seat board lug(8)Lower surface and turning block(12)Upper surface match, upper base plate tension plate(14)Upper surface with turn Movable slider(12)Lower surface match, turning block(12)Upper surface for cambered surface, lower surface is slided for plane or, rotation Block(12)Lower surface is cambered surface, and upper surface is plane or, turning block(12)Upper and lower surface be cambered surface.
2. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Section be inverted "L" shape structure.
3. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Lower surface and turning block(12)Upper surface between to be equipped with friction secondary.
4. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The seat of honour Plate tension plate(14)Upper surface and turning block(12)Lower surface between to be equipped with friction secondary.
5. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Side and upper base plate guide plate(11)Side between to be equipped with guide plate friction secondary(9).
6. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Lower surface for concave-shaped arc surface, turning block(12)Upper surface be and lower seat board lug(8)Lower surface match The convex-shaped arc surface of conjunction, turning block(12)Lower surface for plane, upper base plate tension plate(14)Upper surface be and turning block (12)The matched plane in upper surface.
7. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Lower surface for convex-shaped arc surface, turning block(12)Upper surface be and lower seat board lug(8)Lower surface match The concave-shaped arc surface of conjunction, turning block(12)Lower surface for plane, upper base plate tension plate(14)Upper surface be and turning block (12)The matched plane in upper surface.
8. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Lower surface for plane, turning block(12)Upper surface be and lower seat board lug(8)Lower surface it is matched Plane, turning block(12)Lower surface for convex-shaped arc surface, upper base plate tension plate(14)Upper surface be and turning block(12) The matched concave-shaped arc surface in upper surface.
9. a kind of anti-pulling structure of straddle-type rail beam bearing as described in claim 1, it is characterised in that:The lower seat Plate lug(8)Lower surface for plane, turning block(12)Upper surface be and lower seat board lug(8)Lower surface it is matched Plane, turning block(12)Lower surface for concave-shaped arc surface, upper base plate tension plate(14)Upper surface be and turning block(12) The matched convex-shaped arc surface in upper surface.
CN201721314333.7U 2017-10-12 2017-10-12 A kind of anti-pulling structure of straddle-type rail beam bearing Active CN207512590U (en)

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CN201721314333.7U CN207512590U (en) 2017-10-12 2017-10-12 A kind of anti-pulling structure of straddle-type rail beam bearing

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Application Number Priority Date Filing Date Title
CN201721314333.7U CN207512590U (en) 2017-10-12 2017-10-12 A kind of anti-pulling structure of straddle-type rail beam bearing

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107653774A (en) * 2017-10-12 2018-02-02 中铁第四勘察设计院集团有限公司 A kind of anti-pulling structure of straddle-type rail beam bearing
CN109024258A (en) * 2018-09-20 2018-12-18 重庆单轨交通工程有限责任公司 A kind of straddle type monorail rail tracks pulling force support and its pulling force support wire tune device
CN112281641A (en) * 2020-10-16 2021-01-29 中冶南方城市建设工程技术有限公司 Grid damping support

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107653774A (en) * 2017-10-12 2018-02-02 中铁第四勘察设计院集团有限公司 A kind of anti-pulling structure of straddle-type rail beam bearing
CN109024258A (en) * 2018-09-20 2018-12-18 重庆单轨交通工程有限责任公司 A kind of straddle type monorail rail tracks pulling force support and its pulling force support wire tune device
CN109024258B (en) * 2018-09-20 2024-02-09 重庆单轨交通工程有限责任公司 Straddle type monorail Liang Lali support and tension support line adjusting device thereof
CN112281641A (en) * 2020-10-16 2021-01-29 中冶南方城市建设工程技术有限公司 Grid damping support
CN112281641B (en) * 2020-10-16 2022-06-03 中冶南方城市建设工程技术有限公司 Grid damping support

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Address after: No.745 Heping Avenue, Wuchang District, Wuhan City, Hubei Province 430000

Patentee after: CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP Co.,Ltd.

Patentee after: CSSC Shuangrui (Luoyang) special equipment Co., Ltd

Address before: No.745 Heping Avenue, Wuchang District, Wuhan City, Hubei Province 430000

Patentee before: CHINA RAILWAY SIYUAN SURVEY AND DESIGN GROUP Co.,Ltd.

Patentee before: Luoyang Shuangrui special equipment Co., Ltd