CN219604141U - Anti-seismic full-life bridge basin-type ball steel support - Google Patents
Anti-seismic full-life bridge basin-type ball steel support Download PDFInfo
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- CN219604141U CN219604141U CN202320397878.8U CN202320397878U CN219604141U CN 219604141 U CN219604141 U CN 219604141U CN 202320397878 U CN202320397878 U CN 202320397878U CN 219604141 U CN219604141 U CN 219604141U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 54
- 239000010959 steel Substances 0.000 title claims abstract description 54
- -1 polytetrafluoroethylene Polymers 0.000 claims description 22
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 22
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 22
- 230000035939 shock Effects 0.000 claims description 14
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 238000005381 potential energy Methods 0.000 abstract description 8
- 238000010030 laminating Methods 0.000 description 11
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000003466 welding 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
- E01D19/042—Mechanical bearings
- E01D19/046—Spherical bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The utility model discloses an anti-seismic full-life bridge basin-type ball steel support, wherein a cylinder is fixedly connected to the middle of a support frame, a movable sleeve is movably connected to the outer curved surface of the cylinder in a fit mode, a first spring is fixedly connected to the inner side surface of the movable sleeve, a connecting rod is rotatably connected to the upper end of the movable sleeve, and a platform is rotatably connected to the upper end of the connecting rod. According to the utility model, the two ends of the first spring are welded at the inner sides of two movable sleeves which are in movable connection at the same time on the two sides of the outer curved surface of one cylinder, so that when the first spring receives vibration impact force, the first spring can absorb the vibration impact force and compress and deform inwards, and when the first spring can absorb the vibration impact force and compress and deform inwards, elastic potential energy is generated due to self deformation and is reversely transferred to the movable sleeves, so that the movable sleeves are driven to move left and right along the outer curved surface of the cylinder welded at the middle part of the support frame, the effect of absorbing the vibration force is achieved, and further comprehensive anti-seismic effect is generally realized.
Description
Technical Field
The utility model relates to the technical field of bridge engineering equipment, in particular to an anti-seismic full-service life bridge basin-type ball steel support.
Background
The bridge support is an important structural component for connecting the bridge upper structure and the bridge lower structure, and can reliably transfer the counter force and deformation (displacement and rotation angle) of the bridge upper structure to the bridge lower structure, so that the actual stress condition of the structure is consistent with a calculated theoretical drawing, wherein the full-service spherical steel support is usually used when the bridge support is used, and the full-service spherical steel support has the characteristics of reliable force transmission, flexible rotation, large bearing capacity, large allowable support displacement and the like, and can better adapt to the requirement of the support for large rotation angle;
the full-life spherical steel support transfers force through the spherical surface, the necking phenomenon of the force does not occur, the counter force acting on the concrete is relatively uniform, the full-life spherical steel support realizes the rotation process of the support through the sliding of the spherical polytetrafluoroethylene plate, the rotation moment is small, the rotation moment is only related to the spherical radius of the full-life spherical steel support and the friction coefficient of the polytetrafluoroethylene plate, is irrelevant to the rotation angle of the full-life spherical steel support, is particularly suitable for the requirement of large rotation angle, has consistent rotation performance in all directions, is suitable for wide bridges and curve bridges, does not need rubber bearing pressure, has no influence of rubber aging on the rotation performance of the support, and is particularly suitable for low-temperature areas.
But prior art is when in actual use, and the shock attenuation effect of full life spherical steel support is lower, can't all-round slow down vibrations under the circumstances of meetting violent vibrations, can't carry out the regulation of antidetonation damping effect simultaneously in order to reach optimal result of use, and full life spherical steel support is stronger in the stability that vertical position was supported simultaneously, but receives horizontal vibrations or collision time, appears the skew easily to lead to causing the possibility of damaging the support of bridge.
The above information disclosed in the background section is only for enhancement of understanding of the background of the utility model and therefore may contain information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide an anti-seismic full-life bridge basin-type ball steel support, which solves the problems that the shock absorption effect is low, the shock cannot be comprehensively slowed down under the condition of severe shock in the prior art, the anti-seismic damping effect cannot be adjusted to reach the optimal use effect, and meanwhile, the full-life spherical steel support is strong in stability of vertical position support, but is easy to deviate when being subjected to transverse shock or collision, so that the bridge support is damaged.
In order to achieve the above object, the present utility model provides the following technical solutions:
the utility model relates to an anti-seismic full-life bridge basin-type ball steel support, which comprises the following components:
the lower surface of the upper support plate is fixedly provided with at least one arc convex strip;
the stainless steel plate is fixedly connected to the middle part of the lower surface of the upper support plate;
a planar polytetrafluoroethylene plate attached to a lower surface of the stainless steel plate;
a spherical steel lining plate having an upper surface attached to a lower surface of the planar polytetrafluoroethylene plate and a spherical surface extending from the upper surface by a stroke;
a spherical polytetrafluoroethylene plate attached to the surface of the ball;
a lower support plate connected to the spherical polytetrafluoroethylene plate;
the support frames are fixed on the upper surface of the lower support plate, a cylinder is arranged in the middle of each support frame, a pair of movable sleeves are movably sleeved on the cylinder, a first spring is sleeved on the cylinder, and two ends of the first spring are respectively connected with the pair of movable sleeves;
the platform is arranged between the upper support plate and the lower support plate and is connected with the movable sleeve through an inclined connecting rod;
the plurality of screws are vertically and fixedly connected with the lower surface of the platform, nuts are sleeved at the top ends of the screws, the bottom ends of the screws are fixedly connected with discs, the discs are movably sleeved in the cylinder and cling to the inner wall of the cylinder, the bottom ends of the cylinder are fixedly connected with the upper surface of the lower support plate, a limiting ring is fixedly arranged on the outer wall of the bottom end of the cylinder, a second spring is sleeved on the screws and the cylinder, the lower ends of the second springs are attached to the limiting ring, the upper ends of the second springs are attached to the nuts,
at least one circular arc groove, it is fixed in the platform upper surface and adaptation ground hold the circular arc sand grip, the height of circular arc groove is less than the height of circular arc sand grip.
In the anti-seismic full-life bridge basin-type ball steel support, the upper support plate, the lower support plate and the platform are of rectangular flat plate structures.
In the anti-seismic full-life bridge basin-type ball steel support, four support frames are symmetrically distributed on four sides of the upper surface of the lower support plate.
In the anti-seismic full-life bridge basin-type ball steel support, four screws are symmetrically distributed at four corners of the lower surface of the platform, the bottom ends of four cylinders are fixedly connected at four corners of the upper surface of the lower support plate, and the cylinders and the screws are coaxially arranged.
In the anti-seismic full-life bridge basin-type ball steel support, the disc is movably connected to the inner wall of the cylinder in a sealing manner.
In the anti-seismic full-life bridge basin-type ball steel support, the bottom surface of the lower end of the arc convex strip is attached to the bottom surface of the inner wall of the arc groove, and the diameter of the inner wall of the arc groove is larger than that of the lower end of the arc convex strip.
In the anti-seismic full-life 2-bridge basin-type ball steel support, the full-life bridge basin-type ball steel support is of a central symmetry structure.
In the anti-seismic full-life bridge basin-type ball steel support, two ends of a connecting rod are respectively connected with a movable sleeve and a platform through a rotating shaft.
In the anti-seismic full-life bridge basin-type ball steel support, the nut is in threaded connection with the screw rod.
In the anti-seismic full-life bridge basin-type ball steel support, the circular arc groove is a part of circular arc groove.
In the technical scheme, the anti-seismic full-life bridge basin-type ball steel support has the following beneficial effects: when the vibration impact is applied to the arc convex strips of the vibration-resistant full-life bridge basin-type ball steel support, the vibration impact is transmitted to the arc grooves welded in the middle of the upper end face of the platform, when the arc grooves are subjected to the vibration impact, the vibration impact is transmitted to the welded platform at the bottom of the arc grooves, when the platform is subjected to the vibration impact, the vibration impact is transmitted to the screw rods welded at four corners of the lower end face of the platform, when the screw rods are subjected to the vibration impact, the vibration impact is respectively transmitted to the nuts in threaded connection with the outer curved surfaces of the upper ends of the screw rods and the discs welded at the lower ends of the screw rods, when the nuts are subjected to the vibration impact, the vibration impact is transmitted to the second springs in contact with the peripheral surfaces of the lower ends of the nuts, and the lower ends of the second springs are rotationally connected to the peripheral surfaces of the upper ends of the limiting rings, so that the second springs absorb the vibration impact and deform downwards due to the blocking of the limiting rings, elastic potential energy is generated when the second springs absorb the vibration impact and compress downwards, the elastic potential energy is transmitted to the discs, when the second springs are simultaneously subjected to the vibration impact and the elastic potential energy is sequentially transmitted to the discs, the vibration impact is transmitted to the discs, and the vibration impact is rotationally influenced by the second springs and the vibration impact is rotationally and the vibration impact is transmitted to the upper end of the round nuts and is rotationally down deformed by the elastic potential; simultaneously still when the platform receives decurrent vibrations impulsive force, can transmit to the terminal surface outside under the platform and rotate the connecting rod of being connected through the round pin axle, when the connecting rod received vibrations impulsive force, can transmit to the movable sleeve that the connecting rod lower extreme was rotated through the round pin axle and be connected, when the movable sleeve received vibrations impulsive force, can transmit to the inboard welded first spring of movable sleeve, and first spring both ends weld simultaneously in the outer curved surface both sides laminating swing joint's of a cylinder two movable sleeve inboardly, so when first spring received vibrations impulsive force, first spring can absorb vibrations impulsive force and inwards compression deformation, when first spring can absorb vibrations impulsive force and inwards compression deformation, can produce elastic potential energy because of self deformation, and reverse transfer to movable sleeve, thereby drive movable sleeve and carry out the side-to-side movement along support frame middle part welded cylinder outer curved surface, thereby play the effect of absorbing vibrations, overall further comprehensive antidetonation effect has been realized, when the upper bracket receives horizontal vibrations or collision, can drive the circular arc and slightly move, when the circular arc removes too big, and the lower end bottom surface swing joint of sand grip is inboard at circular arc groove inner wall bottom surface, thereby can restrict through the groove and remove the circular arc offset when the circular arc offset is big, can appear when the circular arc offset is prevented.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic structural view of an earthquake-resistant full life bridge basin-type ball steel support in accordance with one embodiment of the present utility model.
FIG. 2 is a schematic structural view of an earthquake-resistant full life bridge basin-type ball steel support in accordance with one embodiment of the present utility model.
FIG. 3 is a schematic cross-sectional view of an earthquake-resistant full life bridge basin-type ball steel standoff of one embodiment of the utility model.
FIG. 4 is a schematic cross-sectional view of an anti-seismic full life bridge basin-type ball steel standoff of one embodiment of the utility model.
FIG. 5 is a schematic partial cross-sectional view of an anti-seismic full life bridge basin-type ball steel standoff according to one embodiment of the utility model.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1-5, in one embodiment, the shock-resistant full-life bridge basin-type ball steel support comprises an upper support plate 1, a stainless steel plate 2 is welded at the middle part of the lower bottom end of the upper support plate 1, a planar polytetrafluoroethylene plate 3 is movably connected to the lower end face of the stainless steel plate 2 in a bonding manner, a spherical steel lining plate 4 is movably connected to the lower end face of the planar polytetrafluoroethylene plate 3 in a bonding manner, a spherical polytetrafluoroethylene plate 5 is movably connected to the lower end surface of the spherical steel lining plate 4 in a bonding manner, a lower support plate 6 is movably connected to the lower end surface of the spherical polytetrafluoroethylene plate 5 in a bonding manner, supporting frames 7 are welded at the outer sides of the upper end faces of the lower support plate 6, four supporting frames 7 are symmetrically distributed at the outer sides of the upper end faces of the lower support plate 6, cylinders 8 are welded at the middle parts of the supporting frames 7, movable sleeves 9 are movably connected to the outer curved surfaces of the cylinders 8 in a bonding manner, two movable sleeves 9 are movably connected to the outer curved surfaces of the cylinders 8 in a bonding manner, the inner side of the movable sleeve 9 is welded with a first spring 10, two ends of the first spring 10 are welded at the inner sides of two movable sleeves 9 which are in joint and movable connection at two sides of the outer curved surface of one cylinder 8, the upper end of the movable sleeve 9 is rotationally connected with a connecting rod 20 through a pin shaft, the upper end of the connecting rod 20 is rotationally connected with a platform 11 through a pin shaft, the upper end of the connecting rod 20 is rotationally connected with the outer side of the lower end surface of the platform 11 through a pin shaft, four corners of the lower end surface of the platform 11 are welded with four screws 12, the number of the screws 12 is four, the four corners of the lower end surface of the platform 11 are symmetrically distributed, the lower end surface of the screw 12 is welded with a disc 13, the outer curved surface of the disc 13 is joint and movable connection with a cylinder 14, the disc 13 joint and movable connection is in joint and movable connection at the inner wall of the cylinder 14, the outer curved surface at the bottom of the cylinder 14 is welded with a limiting ring 15, the bottom end of the cylinder 14 is welded at four corners of the upper end surface of the lower support plate 6, the outer curved surface threaded connection of screw rod 12 upper end has nut 16, and nut 16 lower extreme global laminating swing joint has second spring 17, and second spring 17 middle-end inner wall laminating swing joint is at drum 14 outer curved surface, and second spring 17 bottom laminating swing joint is at spacing ring 15 upper end global, and the welding of platform 11 up end middle part has circular arc groove 18, and upper bracket board 1 lower terminal surface middle part has circular arc sand grip 19, and circular arc sand grip 19 lower extreme bottom laminating swing joint is in circular arc groove 18 inner wall bottom surface, and circular arc groove 18 inner wall diameter is greater than circular arc sand grip 19 lower extreme diameter. In one embodiment, the lower support plate 6 is a unitary structure, and the flat plate and the middle base are both structures of the lower support plate 6.
When in use, the utility model forms a whole service life spherical steel support main body structure through the upper support plate 1, the stainless steel plate 2 welded with the middle part of the lower bottom end of the upper support plate 1, the flat polytetrafluoroethylene plate 3 movably connected with the lower end surface of the stainless steel plate 2, the spherical steel lining plate 4 movably connected with the lower end surface of the flat polytetrafluoroethylene plate 3, the spherical polytetrafluoroethylene plate 5 movably connected with the lower end surface of the spherical steel lining plate 4, and the lower support plate 6 movably connected with the lower end surface of the spherical polytetrafluoroethylene plate 5, when the whole service life spherical steel support main body is subjected to high-frequency vibration transmitted by a bridge from top to bottom, the upper support plate 1 is firstly subjected to vibration impact force from top to bottom, when the upper support plate 1 is subjected to vibration impact force from top to bottom, the vibration impact force is respectively transmitted to the stainless steel plate 2 and the convex strip 19 welded with the middle part of the lower end surface of the upper support plate 1, when the stainless steel plate 2 is subjected to impact force, the impact force is sequentially and downwards transmitted to the lower support plate 6, when the arc convex strips 19 are subjected to vibration impact force, the vibration impact force is transmitted to the arc groove 18 welded in the middle of the upper end face of the platform 11, when the arc groove 18 is subjected to vibration impact force, the vibration impact force is transmitted to the platform 11 welded at the bottom of the arc groove 18, when the platform 11 is subjected to vibration impact force, the vibration impact force is transmitted to the screw rod 12 welded at four corners of the lower end face of the platform 11, when the screw rod 12 is subjected to vibration impact force, the vibration impact force is respectively transmitted to the nut 16 in threaded connection with the outer curved surface at the upper end of the screw rod 12 and the circular disc 13 welded at the lower end of the screw rod 12, when the nut 16 is subjected to vibration impact force, the vibration impact force is transmitted to the second spring 17 welded at the peripheral face of the lower end of the nut 16, the lower end of the second spring 17 is welded at the peripheral face of the upper end of the limiting ring 15, therefore, when the second spring 17 receives the vibration impact force, the displacement cannot occur due to the blocking of the limiting ring 15, so that the second spring 17 can absorb the vibration impact force and compress downwards to generate deformation, when the second spring 17 absorbs the vibration impact force and compresses downwards to generate deformation, elastic potential energy is generated and sequentially transmitted to the disc 13, and when the disc 13 receives the vibration impact force and the elastic potential energy at the same time, the disc 13 moves up and down along the inner wall of the cylinder 14 which is attached to the outer curved surface of the disc 13 in a movable mode, the effect of absorbing the vibration impact force is achieved, and the anti-seismic effect is achieved;
meanwhile, by rotating the nut 16, when the nut 16 rotates, the nut 16 moves up and down along the outer curved surface of the upper end of the screw 12 due to threaded connection with the screw 12, and when the nut 16 moves up and down, the second spring 17 is released or compressed, so that the vibration-resistant damping effect of the second spring 17 can be adjusted by rotating the nut 16, and the second spring 17 achieves the optimal use effect;
meanwhile, when the platform 11 receives downward vibration impact force, the lower end face of the platform 11 is transmitted to the connecting rod 20 which is rotationally connected through the pin shaft, when the connecting rod 20 receives vibration impact force, the lower end of the connecting rod 20 is transmitted to the movable sleeve 9 which is rotationally connected through the pin shaft, when the movable sleeve 9 receives vibration impact force, the first spring 10 which is welded on the inner side of the movable sleeve 9 is transmitted, and the two ends of the first spring 10 are welded on the two sides of the outer curved surface of one cylinder 8 at the same time and are attached to the inner sides of the two movable sleeves 9 which are movably connected, so when the first spring 10 receives vibration impact force, the first spring 10 can absorb vibration impact force and compress and deform inwards, when the first spring 10 can absorb vibration impact force and compress and deform inwards, elastic potential energy is generated due to self deformation and is reversely transmitted to the movable sleeve 9, and the movable sleeve 9 is driven to move left and right along the outer curved surface of the cylinder 8 which is welded on the middle part of the support frame 7, and further comprehensive vibration resistant effect is achieved; meanwhile, when the upper support plate 1 is subjected to transverse vibration or collision, the arc convex strips 19 are driven to slightly move, when the arc convex strips 19 move too much, the bottom surfaces of the lower ends of the arc convex strips 19 are attached to the bottom surfaces of the inner walls of the arc grooves 18 in a movable mode, so that the excessive moving distance of the arc convex strips 19 can be limited through the arc grooves 18, and the possibility of excessively moving and shifting when the upper support plate 1 is subjected to transverse vibration or collision is prevented.
In an embodiment, bottom middle part fixedly connected with corrosion resistant plate 2 under the upper bracket board 1, terminal surface laminating swing joint has plane polytetrafluoroethylene board 3 under the corrosion resistant plate 2, terminal surface laminating swing joint has sphere steel welt 4 under the plane polytetrafluoroethylene board 3, sphere steel welt 4 lower extreme curved surface laminating swing joint has sphere polytetrafluoroethylene board 5, sphere polytetrafluoroethylene board 5 lower extreme curved surface laminating swing joint has lower bracket board 6, lower bracket board 6 up end outside fixedly connected with support frame 7, support frame 7 middle part fixedly connected with cylinder 8, cylinder 8 outer curved surface laminating swing joint has movable sleeve 9, movable sleeve 9 medial surface fixedly connected with first spring 10, movable sleeve 9 upper end rotation is connected with connecting rod 20, connecting rod 20 upper end rotation is connected with platform 11, terminal surface four corners fixedly connected with screw 12 down, screw 12 lower extreme fixedly connected with disc 13, disc 13 outer curved surface swing joint has drum 14, drum 14 bottom outer curved surface fixedly connected with spacing ring 15, 12 outer curved surface laminating swing joint has movable sleeve 16, terminal surface joint has circular arc nut 19 under the terminal surface fixedly connected with second flange plate 16, the circular arc nut is connected with top surface of the upper bracket board 1.
In one embodiment, the number of the supporting frames 7 is four, and the four sides of the outer side of the upper end face of the lower supporting seat plate 6 are symmetrically distributed. The two sides of the outer curved surface of the cylinder 8 are attached and movably connected with two movable sleeves 9, and the two ends of the first spring 10 are fixedly connected with the inner sides of the two movable sleeves 9 which are attached and movably connected on the two sides of the outer curved surface of the cylinder 8. The upper end of the connecting rod 20 is rotatably connected to the outer side of the lower end face of the platform 11, and the number of the screws 12 is four, so that four corners of the lower end face of the platform 11 are symmetrically distributed. The disc 13 is attached and movably connected to the inner wall of the cylinder 14, and the bottom end of the cylinder 14 is fixedly connected to four corners of the upper end face of the lower support plate 6. The inner wall of the middle end of the second spring 17 is movably connected to the outer curved surface of the cylinder 14 in a fit manner, and the bottom end of the second spring 17 is movably connected to the peripheral surface of the upper end of the limiting ring 15 in a fit manner. The bottom surface of the lower end of the circular arc convex strip 19 is attached to the bottom surface of the inner wall of the circular arc groove 18 in a movable mode, and the diameter of the inner wall of the circular arc groove 18 is larger than that of the lower end of the circular arc convex strip 19.
Finally, it should be noted that: the described embodiments are intended to be illustrative of only some, but not all, of the embodiments of the present utility model and, based on the embodiments herein, all other embodiments that may be made by those skilled in the art without the benefit of the present disclosure are intended to be within the scope of the present utility model.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (10)
1. The utility model provides a life-span bridge basin formula ball steel support of antidetonation, its characterized in that includes:
the lower surface of the upper support plate is fixedly provided with at least one arc convex strip;
the stainless steel plate is fixedly connected to the middle part of the lower surface of the upper support plate;
a planar polytetrafluoroethylene plate attached to a lower surface of the stainless steel plate;
a spherical steel lining plate having an upper surface attached to a lower surface of the planar polytetrafluoroethylene plate and a spherical surface extending from the upper surface by a stroke;
a spherical polytetrafluoroethylene plate attached to the surface of the ball;
a lower support plate connected to the spherical polytetrafluoroethylene plate;
the support frames are fixed on the upper surface of the lower support plate, a cylinder is arranged in the middle of each support frame, a pair of movable sleeves are movably sleeved on the cylinder, a first spring is sleeved on the cylinder, and two ends of the first spring are respectively connected with the pair of movable sleeves;
the platform is arranged between the upper support plate and the lower support plate and is connected with the movable sleeve through an inclined connecting rod;
the upper surface of the lower support plate is fixedly connected with the lower surface of the platform, a nut is sleeved on the top end of the screw, the bottom end of the screw is fixedly connected with a disc, the disc is movably sleeved in the cylinder and clings to the inner wall of the cylinder, the bottom end of the cylinder is fixedly connected with the upper surface of the lower support plate, a limiting ring is fixedly arranged on the outer wall of the bottom end of the cylinder, a second spring is sleeved on the screw and the cylinder, the lower end of the second spring is attached to the limiting ring, and the upper end of the second spring is attached to the nut;
at least one circular arc groove, it is fixed in the platform upper surface and adaptation ground hold the circular arc sand grip, the height of circular arc groove is less than the height of circular arc sand grip.
2. The shock resistant full life bridge basin ball steel support of claim 1 wherein said upper support plate, lower support plate and platform are of rectangular flat plate construction.
3. The shock-resistant full-life bridge basin-type ball steel support according to claim 2, wherein four support frames are symmetrically distributed on four sides of the upper surface of the lower support plate.
4. The anti-seismic full-life bridge basin-type ball steel support according to claim 2, wherein four screws are symmetrically distributed at four corners of the lower surface of the platform, the bottom ends of four cylinders are fixedly connected at four corners of the upper surface of the lower support plate, and the cylinders and the screws are coaxially arranged.
5. The shock-resistant full-life bridge basin-type ball steel support according to claim 1, wherein the disc is movably connected to the inner wall of the cylinder in a sealing manner.
6. The shock-resistant full-life bridge basin-type ball steel support according to claim 1, wherein the bottom surface of the lower end of the circular arc convex strip is attached to the bottom surface of the inner wall of the circular arc groove, and the diameter of the inner wall of the circular arc groove is larger than that of the lower end of the circular arc convex strip.
7. The shock-resistant full-life bridge basin-type ball steel support according to claim 1, wherein the full-life bridge basin-type ball steel support is of a central symmetry structure.
8. The shock-resistant full-life bridge basin-type ball steel support according to claim 1, wherein two ends of the connecting rod are respectively connected with the movable sleeve and the platform through the rotating shaft.
9. The shock resistant full life bridge bowl steel support of claim 1 wherein said nut is threadably connected to said screw.
10. The shock resistant full life bridge basin ball steel support of claim 1 wherein said arcuate groove is a partial arcuate groove.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320397878.8U CN219604141U (en) | 2023-03-06 | 2023-03-06 | Anti-seismic full-life bridge basin-type ball steel support |
| LU504028A LU504028B1 (en) | 2023-03-06 | 2023-04-21 | Vibration-resistant and whole-life basin-type spherical steel support for bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320397878.8U CN219604141U (en) | 2023-03-06 | 2023-03-06 | Anti-seismic full-life bridge basin-type ball steel support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219604141U true CN219604141U (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320397878.8U Active CN219604141U (en) | 2023-03-06 | 2023-03-06 | Anti-seismic full-life bridge basin-type ball steel support |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN219604141U (en) |
| LU (1) | LU504028B1 (en) |
-
2023
- 2023-03-06 CN CN202320397878.8U patent/CN219604141U/en active Active
- 2023-04-21 LU LU504028A patent/LU504028B1/en active IP Right Grant
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| Publication number | Publication date |
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| LU504028B1 (en) | 2023-10-23 |
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