CN110080048A - Straddle-seat type single traffic rail beam ball shaped steel bearing - Google Patents
Straddle-seat type single traffic rail beam ball shaped steel bearing Download PDFInfo
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- CN110080048A CN110080048A CN201910516848.2A CN201910516848A CN110080048A CN 110080048 A CN110080048 A CN 110080048A CN 201910516848 A CN201910516848 A CN 201910516848A CN 110080048 A CN110080048 A CN 110080048A
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- liner plate
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 33
- 239000010959 steel Substances 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 73
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000004873 anchoring Methods 0.000 claims abstract description 37
- 238000009434 installation Methods 0.000 claims description 27
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 9
- 229910052804 chromium Inorganic materials 0.000 claims description 9
- 239000011651 chromium Substances 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000005520 cutting process Methods 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 7
- 229910000754 Wrought iron Inorganic materials 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 235000000396 iron Nutrition 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 abstract description 8
- 229910001208 Crucible steel Inorganic materials 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
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- 238000003786 synthesis reaction Methods 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
- E01B25/10—Mono-rails; Auxiliary balancing rails; Supports or connections for rails
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
A kind of straddle-seat type single traffic rail beam ball shaped steel bearing, including upper anchoring unit, Anti-pull-press rotating mechanism, pedestal, bottom plate, support level(l)ing mechanism and lower anchoring unit, multiple Anti-pull-press rotating mechanisms are equipped between the upper anchoring unit and pedestal, the lower anchoring unit and the bottom plate and support level(l)ing mechanism of upper part connect, and the upper surface of the bottom plate is equipped with the pedestal that Level tune can be carried out by support level(l)ing mechanism；The configuration of the present invention is simple, easy to operate, handling convenience effectively reduces supporting stand size, support weight is reduced, cost can be preferably reduced, improves the scope of application, there is preferably lateral bending resistance, effective guarantee traffic safety, it is smaller to the additional force of bridge, it is conducive to ensure bridge life.
Description
Technical field
The present invention relates to the technical fields of straddle-seat type single traffic rail beam support more particularly to a kind of straddle-type monorail to hand over
Logical track girder ball shaped steel bearing.
Background technique
Country is greatly developing urban track traffic at present, and wherein straddle-type monorail is because have low noise, climbing energy
Power is strong, turning radius is small, rapid and convenient, land occupation less, low cost, the advantages that not limited by landform, be one widely applied in the future
Kind rail traffic.
The pin shaft cast steel supporter that existing straddle-type monorail beam support uses, it is not only needed as conventional bridge pad
The vertical pressure for bearing beam body transmitting, still suffers from pulling force, what the centrifugal force and seismic force when by the disturbance of wind, turning generated
It is curved, the load transmissions such as cut, turn round to lower part bridge pier structure.
Existing pin type cast steel single track support can meet requirements above, but it still has several drawbacks place, such as: 1, its
The pin shaft of middle active type support and its matching pair, which belong to line and contact and pass through rack-and-pinion form, guarantees that its equilibrium rotation is slided, and is
Reduce contact stress, this structure need to do pin diameter bigger simultaneously selects high hardness material, and line contact is easy to make pin shaft
Surface is damaged.Line contact stress limits the design of support, so that support figure is huge, allows to connect to improve material
Stress is touched, the relatively high material of cost is also used, improves support cost 2, the conventional pin axle casting bridle iron bottom and lower junction
Structure passes through four anchor bolts, has anchor case outside anchor bolt, anchor case pours in concrete, is not easy to the inspection and replacement of anchor bolt.
And frequent ponding reduces the service life 3 of support in anchor case, traditional pin type cast steel single track support uses cast steel material, matter
Amount is not easy to control and environmental pollution is bigger.4, the frictional force of conventional slider-type pin type single track support is 0.1, to bridge inside
It is applied with bigger additional force, is unfavorable for the stress of bridge.5, the construction of conventional pin axle casting bridle iron, maintenance are difficult, and sexual valence compares
It is low.
For this purpose, designer of the invention, in view of drawbacks described above, by concentrating on studies and designing, synthesis is engaged in for many years for a long time
The experience and achievement of related industry, researching and designing goes out a kind of straddle-seat type single traffic rail beam ball shaped steel bearing, above-mentioned to overcome
Defect.
Summary of the invention
The purpose of the present invention is to provide a kind of straddle-seat type single traffic rail beam ball shaped steel bearings, and structure is simple, behaviour
Facilitate, handling convenience effectively reduces supporting stand size, reduces support weight, can preferably reduce cost, improves and be applicable in model
It encloses, there is preferably lateral bending resistance, effective guarantee traffic safety is smaller to the additional force of bridge, is conducive to ensure bridge
Service life.
To solve the above problems, the invention discloses a kind of straddle-seat type single traffic rail beam ball shaped steel bearing, including it is upper
Anchoring unit, Anti-pull-press rotating mechanism, pedestal, bottom plate, support level(l)ing mechanism and lower anchoring unit, the upper anchoring unit
Multiple Anti-pull-press rotating mechanisms, the bottom plate and support Level tune machine of the lower anchoring unit and upper part are equipped between pedestal
Structure connection, the upper surface of the bottom plate are equipped with the pedestal that Level tune can be carried out by support level(l)ing mechanism, and feature exists
In:
The Anti-pull-press rotating mechanism includes piston, resistance to plucking bolt, upper spherical crown liner plate, lower spherical crown liner plate and wearing plate, institute
Stating lower spherical crown liner plate lower part is plane, and top is convex spherical, and the convex spherical is coated with hard chromium layers, and the lower part of the piston is recessed ball
Face, the concave spherical surface are embedded with wearing plate and form friction pair with the hard chromium layers of the convex spherical with lower spherical crown liner plate, the piston
Top is an inner groovy, and the inner groovy is built-in with spherical crown liner plate, and the inner groovy is in convex spherical and is coated with hard chromium layers, described
Upper spherical crown liner plate is in cylindrical type, and upper surface is in plane, and lower surface is embedded wearing plate to the convex ball with inner groovy on piston
The secondary concave spherical surface of face composition friction, the resistance to plucking bolt lead to after sequentially passing through upper spherical crown liner plate, piston, lower spherical crown liner plate from center
It crosses and is threaded in pedestal, the upper surface of the upper spherical crown liner plate is embedded wearing plate and formed with the lower surface with resistance to plucking bolt head
Friction is secondary, and pedestal is equipped with the upper circular slot of accommodating Anti-pull-press rotating mechanism, the bottom surface welding of the upper circular slot of the pedestal
There is annular minute surface stainless steel plate, the upper spherical crown liner plate, piston, lower spherical crown liner plate center are equipped with through-hole and pass through for resistance to plucking bolt,
And have gap to allow to carry out opposite sliding between each component between those through-holes and resistance to plucking bolt, so that vertically pressure load leads to respectively
It crosses piston and lower spherical crown liner plate is transmitted, it is vertical that load is drawn to be passed by piston, upper spherical crown liner plate, resistance to plucking bolt and pedestal
It passs.
Wherein: also comprising the height of support and lateral angles adjusting machine between Anti-pull-press rotating mechanism and embedded board
Structure, the height of support and lateral corner regulating mechanism are the circular steel plate structures of strap bolt through-hole.
Wherein: the surrounding of the pedestal or the left and right sides are equipped with U-type groove, and it is flat that the bottom plate, which is located at pedestal lower part,
Face steel plate structure, surrounding or two sides are equipped with deep gouge with erection support level(l)ing mechanism.
Wherein: side wear rib made of the bottom surface of the U-type groove and side setting metal, the bottom setting of the pedestal
Installation wearing plate is to make its opposed bottom have the deep gouge of sliding function.
Wherein: the support level(l)ing mechanism includes compressing block, adjusting screw rod, installation sleeve and piston shoes, the pressure
Tight block is installed in deep gouge, and the compressions block is equipped with multiple step cutting pattern holes in the horizontal direction, the installation sleeve outside
Side is plain shaft structure with the axial movement of opposing circular stepped hole, and inner hole is screw thread, one end of the adjusting screw rod be external screw thread with
Cooperate with the inner hole thread of installation sleeve, the other end is cylinder step structure to cooperate realization adjusting screw rod phase with step cutting pattern hole
It to the rotatable of step cutting pattern hole and is not axially movable, one end of the installation sleeve is equipped with piston shoes, the piston shoes installation
In in the U-type groove of pedestal.
Wherein: the adjusting screw rod is split type structure, and it includes bar portion and head, one end of the bar portion is from center of circle platform
Rank hole is fixed to head after being pierced by, the diameter on the head is greater than the smaller diameter bore of center of circle stepped hole, the middle part of the bar portion
Outer rim is equipped with boss, and the diameter of the boss is greater than the larger of the smaller diameter bore of center of circle stepped hole but slightly smaller than center of circle stepped hole
Diametric hole, so that the step two sides of center of circle stepped hole are clamped in by head and boss, and the other end of bar portion and installation sleeve
It is connected through a screw thread.
Wherein: the outer peripheral edge of the installation sleeve is horizontally installed to compress the larger diameter hole of the center of circle stepped hole of block
In, there are minim gap and relative motion can be realized with larger diameter hole.
Wherein: multiple circular through holes are equipped in each deep gouge, be again provided in the compression block multiple circular through holes with
In passing through hold-down bolt, multiple hold-down bolts are solid with lower anchoring unit spiral shell after compressing baffle and bottom plate.
Wherein: the lower anchoring unit is made of multiple anchoring rod irons, and bolt hole is arranged at each rod iron top that anchors, with it is described
The hold-down bolt of support level(l)ing mechanism connects, and lower weld has round resistance to plucking pulling plate.
By above structure it is found that straddle-seat type single traffic rail beam ball shaped steel bearing of the invention has the effect that
1, using two special Anti-pull-press rotating mechanisms as main structure, the two can be rotated anti-pulling ball shape gear
Both vertical load can be transmitted, vertical displacement can also be limited, at the same can also be achieved along bridge to rotation, and Liang Ge mechanism can be with
Independent rotation, can adjust the corner of direction across bridge by way of cushioning plate after cooperation, finish once adjusting, two Mechanism Combinations
Rear support just loses rotating function in direction across bridge, so as to play the bending resistance function of direction across bridge.The cooperation of two mechanisms is unique
Horizontal and vertical adjustment mechanism, dexterously realizes the function of the adjustable track beam of straddle-seat type single traffic rail beam support.
2, support is manufactured by hot rolled steel plate, and more traditional cast steel supporter quality is easier to ensure, the process-cycle is short, more ring
It protects；The support has abandoned traditional pin shaft structure, without this excessive design bottleneck of pin shaft and web contact stress, reduces
The planar dimension of support thus greatly reduces support weight；And because without this design bottleneck of contact stress, support
Steel select it is more wide in range, price of steel product is lower.
3, main body is using two rotatable anti-pulling ball-type rotating mechanisms, and force structure is clear, when support transmits vertical force
There is no necking phenomenon, it is more preferable to top and the bottom concrete stress.Because not using pin shaft structure, so there is no lateral pin shafts to slide
It moves, there is preferably lateral bending resistance, guarantee driving safety.
4, using the planar slide pair of wearing plate and stainless steel plate, because there is lower coefficient of friction, to bridge
Additional force is smaller, is conducive to the service life for ensureing bridge.
5, when adjusting angle or height, the bolt of rotatable anti-pulling ball shape gear and upper plate can be partially decontroled, at this time
Support still has parts transversely bending resistance function, the safety to support personnel and structure.
Detailed content of the invention can be obtained by aftermentioned explanation and institute's attached drawing.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of straddle-seat type single traffic rail beam ball shaped steel bearing of the invention.
Fig. 2 shows schematic diagram of another direction of the invention.
Fig. 3 shows front view and partial sectional view of the invention.
Fig. 4 shows side view of the invention.
Appended drawing reference:
The upper anchoring unit of 1-, 2- Anti-pull-press rotating mechanism, 3- pedestal, 4- bottom plate, 5- support level(l)ing mechanism, 7- cast anchor
Gu the upper anchorage rod iron of unit, 1.1-, 1.2- embedded board, 5.1- compress block, 5.2- adjusting screw rod, 5.3- installation sleeve, 5.5-
Piston shoes, 5.4- clamping screw, 3a- upper circular slot, 3b-U type groove, the side 3c- wear rib, 4a- deep gouge.
Specific embodiment
Referring to Fig. 1 to Fig. 4, it is shown that straddle-seat type single traffic rail beam ball shaped steel bearing of the invention.
The straddle-seat type single traffic rail beam ball shaped steel bearing includes upper anchoring unit 1, Anti-pull-press rotating mechanism 2, base
Seat 3, bottom plate 4, support level(l)ing mechanism 5, height of support and lateral angles regulating mechanism and lower anchoring unit 7.
Wherein, the upper anchoring unit 1 is embedded in advance in prefabricated PC beam, is fixed by bolts in the Anti-pull-press rotation of lower section
Mechanism 2, the lower anchoring unit 7 are poured in pier, and pass through the bottom plate 4 and support level(l)ing mechanism 5 of bolt and upper part
Connection, the upper surface of the bottom plate 4 are equipped with the pedestal 3 that Level tune can be carried out by support level(l)ing mechanism 5, the pedestal
3 upper surface is connected to anchoring unit 1 by multiple Anti-pull-press rotating mechanisms 2, to pass through Anti-pull-press rotating mechanism 2, base
Seat 3, bottom plate 4, support level(l)ing mechanism 5 realize jointly the pulling force of support, pressure, moment of flexure, longitudinal sliding motion (active type support),
The functions such as longitudinal corner, and pulling force, pressure and moment of flexure are reliably passed to upper anchoring unit 1 and lower anchoring unit 7, thus will
Pulling force, pressure and the moment of flexure that track girder generates pass to bottom pier, and track girder can be made longitudinally to have small size rotating freely for angles
And temperature shrinkage displacement.In addition to this support level(l)ing mechanism 5 of support setting and height of support and lateral angles are adjusted
Mechanism is adjustable to facilitate each level of adjustable track to be displaced, height and drift angle.
Referring to Fig. 3, the upper anchoring unit 1 is made of multiple upper anchorage rod irons 1.1 and embedded board 1.2, and multiple is in battle array
The lower end of the upper anchorage rod iron 1.1 of column-shaped arrangement and embedded board 1.2 weld together, so that the track girder with upper part is connect,
Connection type generally uses concrete to pour mode in advance.
Referring to Fig. 3, the Anti-pull-press rotating mechanism 2 include piston, resistance to plucking bolt, upper spherical crown liner plate, lower spherical crown liner plate and
Wearing plate, the pedestal 3 are equipped with the upper circular slot 3a of accommodating Anti-pull-press rotating mechanism, the upper circular slot 3a's of the pedestal
Bottom surface is welded with annular minute surface stainless steel plate, and the lower spherical crown liner plate is located at bottom, and its underpart is plane, and top is convex ball
Face, the convex spherical of the lower spherical crown liner plate are coated with hard chromium layers, and the lower part of the piston is concave spherical surface, in the concave spherical surface of the piston
Embedded with wearing plate, friction pair is formed with the hard chromium layers of the convex spherical with lower spherical crown liner plate, so that piston can be sent out with lower spherical crown liner plate
Raw to relatively rotate, the top of the piston is an inner groovy, and the inner groovy is built-in with spherical crown liner plate, and the inner groovy is in convex
Spherical surface, the convex spherical of the inner groovy are also coated with hard chromium layers, and the upper spherical crown liner plate is integrally in cylindrical type, and upper surface is in flat
Face, lower surface are concave spherical surface, and the concave spherical surface of the upper spherical crown liner plate embeds wearing plate to the convex spherical with inner groovy on piston
Composition friction is secondary, and the resistance to plucking bolt is connected through a screw thread after sequentially passing through upper spherical crown liner plate, piston, lower spherical crown liner plate from center
On pedestal 3, the upper surface of the upper spherical crown liner plate embeds wearing plate and forms friction pair with the lower surface with resistance to plucking bolt head,
The upper spherical crown liner plate, piston, lower spherical crown liner plate center are equipped with through-hole and pass through for resistance to plucking bolt, and those through-holes and resistance to plucking bolt
Between there is gap to allow to carry out opposite sliding between each component, so that entire Anti-pull-press rotating mechanism 2 is consolidated by resistance to plucking bolt
On pedestal 3, vertical pressure load passes through piston respectively and lower spherical crown liner plate is transmitted, vertical that load is drawn to pass through piston, upper ball
Hat liner plate, resistance to plucking bolt and pedestal 3 are transmitted.
Wherein, piston upper limb can be anchored in anchoring unit.
Wherein, the lower spherical crown liner plate and partial piston are embedded in the upper circular slot of pedestal 3, when beam body rotates
When, piston rotates in upper circular slot, and lower spherical crown liner plate and upper spherical crown liner plate are then sliding in the upper circular slot inner plane of pedestal 3
It is dynamic.As a result, Anti-pull-press rotating mechanism can in any direction on have appropriate rotation, vertical direction is then limited, irremovable.By
This, single Anti-pull-press rotating mechanism is free to rotate in the present invention, has resistance to compression and anti-pulling function, anti-pulling in vertical direction
Function is realized by in-house resistance to plucking bolt；And be preferably provided with spaced two Anti-pull-press rotating mechanisms, then exist
Liang Ge mechanism line direction (as direction across bridge) not can be rotated then, but be that the vertical direction of line can discharge top and the bottom structure
Between relative rotation.Two resistance to plucking bolts constitute the couple of balance direction across bridge moment of flexure, and Bearing Seat Force is clear.When two Anti-pull-press
After rotating mechanism 2 and embedded board 1.2 link together, support is consolidated in direction across bridge, and direction across bridge is without being freely rotated ability.
And anchoring unit 1 can be same as above to two Anti-pull-press rotating mechanisms 2 in vertical bridge and realizes the rotation of certain angle (such as Fig. 4 institute together
Show).
Wherein, the height of support and lateral angles regulating mechanism be located at Anti-pull-press rotating mechanism 2 and embedded board 1.2 it
Between, it can also can be realized by the difference in height of two Anti-pull-press rotating mechanisms 2 of adjusting in cross-bridges with integrally-regulated height of support
To the gradient (as shown in Figure 3) for adjusting support.Preferably, the height of support and lateral angles regulating mechanism are strap bolt through-holes
Circular steel plate structure adjusts unilateral or two sides Anti-pull-press by changing its thickness by the circular steel plate structure of different height
The distance between rotating mechanism 2 and embedded board 1.2, and then to adjust height or level angle.
The pedestal 3 is the installation foundation of the straddle-seat type single traffic rail beam spherical bearing, and upper part is equipped with multiple circles
The upper circular slot 3a of shape, to be used to install each Anti-pull-press rotating mechanism 2, and the center of each upper circular slot 3a can be equipped with screw thread
Hole, with the resistance to plucking bolt for connecting each Anti-pull-press rotating mechanism 2, the surrounding of the pedestal 3 or the left and right sides are equipped with U-type groove
3b, further, according to whether have slidably function, the settable stainless steel in bottom surface and side of the U-type groove or other gold
Side wear rib 3c made of belonging to, the settable deep gouge in bottom of the pedestal 3 have its opposed bottom 4 to install wearing plate
Sliding function.
The bottom plate 4 is located at 3 lower part of pedestal, is plane steel plate structure, and surrounding or two sides are equipped with deep gouge to install
Support level(l)ing mechanism 5, multiple circular through holes are equipped in each deep gouge, and the support level(l)ing mechanism 5 includes compressing block
5.1, adjusting screw rod 5.2, installation sleeve 5.3, piston shoes 5.5 and hold-down bolt 5.4, the compression block 5.1 are installed in deep gouge,
And the bottom width for compressing block 5.1 is equal with deep gouge width, to limit the transverse shifting for compressing block 5.1, the compression
Multiple circular through holes are again provided in block 5.1 for across hold-down bolt 5.4, the hold-down bolt 5.4 to be multiple and passes through
It wears and consolidates after compressing baffle 5.1 and bottom plate 4 with lower 7 spiral shell of anchoring unit, compress block 5.1, bottom plate 4 and lower anchoring unit to realize
Close connection.
Wherein, the hold-down bolt 5.4 is connect with the anchoring rod iron in lower anchoring unit 7.
Wherein, the compression block 5.1 is equipped with multiple step cutting pattern holes in the horizontal direction, for across adjusting screw rod
5.2 and installation sleeve 5.3, the outside of the installation sleeve 5.3 is plain shaft structure with the axial movement of opposing circular stepped hole, inner hole
For screw thread, one end of the adjusting screw rod 5.2 is external screw thread to be threadedly engaged with installation sleeve 5.3, and the other end is cylinder step
Structure, to cooperate the rotatable of realization 5.2 opposing circular stepped hole of adjusting screw rod with step cutting pattern hole and not be axially movable,
In one embodiment, the adjusting screw rod 5.2 is split type structure, and it includes bar portion and head, one end of the bar portion is from circle
Heart stepped hole is fixed to head after being pierced by, the diameter on the head is greater than the smaller diameter bore of center of circle stepped hole, the bar portion
Middle part outer rim is equipped with boss, and the diameter of the boss is greater than the smaller diameter bore of center of circle stepped hole but slightly smaller than center of circle stepped hole
Larger diameter hole, so that the step two sides of center of circle stepped hole are clamped in by head and boss, and the other end of bar portion and installation
Sleeve 5.3 is connected through a screw thread, by threads turn realize the elongating or shortening of 5.3 relative adjustment screw rod 5.2 of installation sleeve (for
Meet installation habit, screw thread may be designed as levorotatory form at this), one end of the installation sleeve 5.3 is equipped with piston shoes, the cunning
Boots 5.3 are installed in the U-type groove 3b of pedestal 3 and are fitted close with the bottom surface of U-type groove 3b and side, and as needed can with it is U-shaped
Opposite sliding is realized in the bottom surface of slot 3b and side, and the outer peripheral edge of the installation sleeve 5.3 is horizontally installed to compress the circle of block 5.1
In the larger diameter hole of heart stepped hole, there are minim gap and relative motion can be realized with larger diameter hole.
To sum up, it compresses block 5.1 pedestal 3 and bottom plate 4 are fixed together in vertical direction, limit perpendicular between two components
The horizontal force of pedestal 3 is passed through into piston shoes 5.5, adjusting screw rod 5.2, installation to relative motion, and by the tight fit of screw thread pair
Sleeve 5.3 and compress block 5.1 in step cutting pattern hole be transmitted to compress block 5.1, and by bottom plate 4, hold-down bolt 5.4 and under
Anchoring unit is transmitted to bottom structure.
The lower anchoring unit 7 is located at bottom plate lower part, is made of multiple anchoring rod irons, and bolt is arranged at each rod iron top that anchors
Hole, to connect with the hold-down bolt 5.4 of the support level(l)ing mechanism 5, lower weld has round resistance to plucking pulling plate, and lower anchoring is single
Member pours together with pier cap beam, and, by the vertical drawing of support, pressure, horizontal shear and moment of flexure pass to pier cap beam for it.
It can be seen that the present invention has the advantages that
1, using two special Anti-pull-press rotating mechanisms as main structure, the two can be rotated anti-pulling ball shape gear
Both vertical load can be transmitted, vertical displacement can also be limited, at the same can also be achieved along bridge to rotation, and Liang Ge mechanism can be with
Independent rotation, can adjust the corner of direction across bridge by way of cushioning plate after cooperation, finish once adjusting, two Mechanism Combinations
Rear support just loses rotating function in direction across bridge, so as to play the bending resistance function of direction across bridge.The cooperation of two mechanisms is unique
Horizontal and vertical adjustment mechanism, dexterously realizes the function of the adjustable track beam of straddle-seat type single traffic rail beam support.
2, support is manufactured by hot rolled steel plate, and more traditional cast steel supporter quality is easier to ensure, the process-cycle is short, more ring
It protects；The support has abandoned traditional pin shaft structure, without this excessive design bottleneck of pin shaft and web contact stress, reduces
The planar dimension of support thus greatly reduces support weight；And because without this design bottleneck of contact stress, support
Steel select it is more wide in range, price of steel product is lower.
3, main body is using two rotatable anti-pulling ball-type rotating mechanisms, and force structure is clear, when support transmits vertical force
There is no necking phenomenon, it is more preferable to top and the bottom concrete stress.Because not using pin shaft structure, so there is no lateral pin shafts to slide
It moves, there is preferably lateral bending resistance, guarantee driving safety.
4, using the planar slide pair of wearing plate and stainless steel plate, because there is lower coefficient of friction, to bridge
Additional force is smaller, is conducive to the service life for ensureing bridge.
5, when adjusting angle or height, the bolt of rotatable anti-pulling ball shape gear and upper plate can be partially decontroled, at this time
Support still has parts transversely bending resistance function, the safety to support personnel and structure.
It is readily apparent that above description and record is only illustrated in the disclosure being not intended to be limiting of the invention
Appearance, application or use.Although describing and being described in the accompanying drawings embodiment in embodiment, the present invention is not limited
Be described as by attached drawing example and in embodiment it is now recognized that optimal mode to implement the particular case of the teachings of the present invention
Son, the scope of the present invention will include any embodiment for falling into the description and appended claims of front.
Claims (9)
1. a kind of straddle-seat type single traffic rail beam ball shaped steel bearing, including upper anchoring unit, Anti-pull-press rotating mechanism, pedestal,
Bottom plate, support level(l)ing mechanism and lower anchoring unit are equipped with multiple Anti-pull-press and rotate between the upper anchoring unit and pedestal
The bottom plate and support level(l)ing mechanism of mechanism, the lower anchoring unit and upper part connect, and the upper surface of the bottom plate is equipped with
The pedestal of Level tune can be carried out by support level(l)ing mechanism, it is characterised in that:
The Anti-pull-press rotating mechanism includes piston, resistance to plucking bolt, upper spherical crown liner plate, lower spherical crown liner plate and wearing plate, under described
Spherical crown liner plate lower part is plane, and top is convex spherical, and the convex spherical is coated with hard chromium layers, and the lower part of the piston is concave spherical surface,
The concave spherical surface is embedded with wearing plate and forms friction pair, the top of the piston with the hard chromium layers of the convex spherical with lower spherical crown liner plate
For an inner groovy, the inner groovy is built-in with spherical crown liner plate, and the inner groovy is in convex spherical and is coated with hard chromium layers, the upper ball
Being preced with liner plate is in cylindrical type, and upper surface is in plane, and lower surface is embedded wearing plate to the convex spherical group with inner groovy on piston
At the secondary concave spherical surface of friction, the resistance to plucking bolt passes through spiral shell after sequentially passing through upper spherical crown liner plate, piston, lower spherical crown liner plate from center
Line is connected to pedestal, and the upper surface of the upper spherical crown liner plate embeds wearing plate and forms friction with the lower surface with resistance to plucking bolt head
Pair, pedestal are equipped with the upper circular slot of accommodating Anti-pull-press rotating mechanism, and the bottom surface of the upper circular slot of the pedestal is welded with ring
Shape mirror face stainless steel plate, the upper spherical crown liner plate, piston, lower spherical crown liner plate center are equipped with through-hole and pass through for resistance to plucking bolt, and should
There is gap to allow to carry out opposite sliding between each component, so that vertically pressure load passes through work respectively between a little through-holes and resistance to plucking bolt
Plug and lower spherical crown liner plate are transmitted, vertical that load is drawn to be transmitted by piston, upper spherical crown liner plate, resistance to plucking bolt and pedestal.
2. straddle-seat type single traffic rail beam ball shaped steel bearing as described in claim 1, it is characterised in that: also anti-comprising being located at
Height of support and lateral angles regulating mechanism between tension and compression rotating mechanism and embedded board, the height of support and lateral corner are adjusted
Mechanism is the circular steel plate structure of strap bolt through-hole.
3. straddle-seat type single traffic rail beam ball shaped steel bearing as described in claim 1, it is characterised in that: the four of the pedestal
Week or the left and right sides are equipped with U-type groove, and the bottom plate is located at pedestal lower part, are plane steel plate structure, surrounding or two sides
Equipped with deep gouge with erection support level(l)ing mechanism.
4. straddle-seat type single traffic rail beam ball shaped steel bearing as claimed in claim 3, it is characterised in that: the U-type groove
Side wear rib made of bottom surface and side setting metal, the bottom setting installation wearing plate of the pedestal is to make it bottom of with respect to
Plate has the deep gouge of sliding function.
5. straddle-seat type single traffic rail beam ball shaped steel bearing as claimed in claim 3, it is characterised in that: the support is horizontal
Regulating mechanism includes compressing block, adjusting screw rod, installation sleeve and piston shoes, the compression block to be installed in deep gouge, the pressure
Tight block is equipped with multiple step cutting pattern holes in the horizontal direction, and the outside of the installation sleeve is plain shaft structure with opposing circular step
Hole axial movement, inner hole is screw thread, and one end of the adjusting screw rod is external screw thread to cooperate with the inner hole thread of installation sleeve, separately
One end is cylinder step structure to cooperate with step cutting pattern hole and realize adjusting screw rod opposing circular stepped hole rotatable and can not
Axial movement, one end of the installation sleeve are equipped with piston shoes, and the piston shoes are installed in the U-type groove of pedestal.
6. straddle-seat type single traffic rail beam ball shaped steel bearing as claimed in claim 5, it is characterised in that: the adjusting screw rod
For split type structure, it includes bar portion and head, one end of the bar portion is fixed to head after being pierced by from center of circle stepped hole, described
The diameter on head is greater than the smaller diameter bore of center of circle stepped hole, and the middle part outer rim of the bar portion is equipped with boss, the boss it is straight
Diameter is greater than the smaller diameter bore of center of circle stepped hole but the larger diameter hole of slightly smaller than center of circle stepped hole, to pass through head and boss
It is clamped in the step two sides of center of circle stepped hole, and the other end of bar portion is connected through a screw thread with installation sleeve.
7. straddle-seat type single traffic rail beam ball shaped steel bearing as claimed in claim 5, it is characterised in that: the installation sleeve
Outer peripheral edge be horizontally installed to compress block center of circle stepped hole larger diameter hole in, there are minim gaps with larger diameter hole
And it can realize relative motion.
8. straddle-seat type single traffic rail beam ball shaped steel bearing as claimed in claim 5, it is characterised in that: be equipped in each deep gouge
Multiple circular through holes are again provided with multiple circular through holes in the compression block for across hold-down bolt, multiple compression spiral shells
Bolt is solid with lower anchoring unit spiral shell after compressing baffle and bottom plate.
9. straddle-seat type single traffic rail beam ball shaped steel bearing as claimed in claim 8, it is characterised in that: the lower anchoring is single
Member is made of multiple anchoring rod irons, and bolt hole is arranged at each rod iron top that anchors, with the compression spiral shell with the support level(l)ing mechanism
It tethers and connects, lower weld has round resistance to plucking pulling plate.
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| CN201910516848.2A CN110080048B (en) | 2019-06-14 | 2019-06-14 | Spherical steel support of straddle type monorail traffic track beam |
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| CN201910516848.2A CN110080048B (en) | 2019-06-14 | 2019-06-14 | Spherical steel support of straddle type monorail traffic track beam |
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| CN110080048B CN110080048B (en) | 2024-02-20 |
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| CN113605244A (en) * | 2021-08-11 | 2021-11-05 | 长安大学 | Support connecting device suitable for self-anchored suspension bridge and tower beam displacement adapting method |
| IT202000014368A1 (en) * | 2020-06-16 | 2021-12-16 | Hirun Taiwan Co Ltd | SUPPORT FOR BEAMS |
| CN113802423A (en) * | 2020-06-17 | 2021-12-17 | 比亚迪股份有限公司 | Track beam support adjusting device |
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| Publication number | Publication date |
|---|---|
| CN110080048B (en) | 2024-02-20 |
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