CN106120547A - A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation - Google Patents
A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation Download PDFInfo
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- 238000009413 insulation Methods 0.000 title claims abstract description 22
- 230000035939 shock Effects 0.000 title claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 title claims abstract description 15
- 239000000203 mixture Substances 0.000 claims description 6
- 229910052755 nonmetal Inorganic materials 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract description 6
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 13
- 230000008859 change Effects 0.000 description 12
- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000001195 anabolic effect Effects 0.000 description 4
- 239000004519 grease Substances 0.000 description 4
- 229920001296 polysiloxane Polymers 0.000 description 4
- 238000002407 reforming Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- IXSZQYVWNJNRAL-UHFFFAOYSA-N etoxazole Chemical compound CCOC1=CC(C(C)(C)C)=CC=C1C1N=C(C=2C(=CC=CC=2F)F)OC1 IXSZQYVWNJNRAL-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000036244 malformation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004642 transportation engineering 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/36—Bearings or like supports allowing movement
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
- E04H9/023—Bearing, supporting or connecting constructions specially adapted for such buildings and comprising rolling elements, e.g. balls, pins
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, set gradually upper base plate, middle seat board, lower seat board and bedplate from top to bottom, by cylindrical boss and cylindrical recesses location and installation between middle seat board and lower seat board, middle seat board side is hoop inclined-plane, dynamometry block and the data acquisition module of annular is included for surveying the device for measuring force of vertical force, dynamometry block top is the annular slope coordinating with hoop inclined-plane and contacting, dynamometry block lateral surface is provided with the mounting groove installing resistance-strain element, and the resistance-strain element being connected with data acquisition module is arranged in this mounting groove.Vertical pressure above bearing is monitored by the present invention by corresponding device for measuring force, solves a difficult problem for the vertical dynamometry of vibration absorption and isolation support, provides technical support for bridge monitoring.
Description
Technical field
The invention belongs to bridge structure or technical field of buildings, relate to a kind of hyperboloid ball-type possessing vertical force measuring function
Vibration absorption and isolation support.
Background technology
In Chinese transportation engineering construction now, newly-built high-speed railway and bridge on highway accounting are increasing.For guaranteeing
A large amount of bridges built and the construction of baroque grand bridge and operation security, in the urgent need to one reliably, there is promotion price
The modernization monitoring of value and early warning means.Bridge adnexa is as the important component part of bridge system, for ensureing that bridge is normal
Function plays an important role.The operation of bridge is had a major impact by the behaviour in service of bridge adnexa, the work to bridge adnexa
State is effectively monitored and also is able to be estimated bridge duty.
The beam of most bridges is connected with using bearing between bridge pier and abutment, and bearing plays supporting bridge superstructure deadweight
With the effect of train load, coordinate the malformation that bridge produces due to load action and variations in temperature simultaneously.High-speed Railway Bridges
The beam overwhelming majority is Box Simple Supported Beam bridge and continuous bridge, and every box beam is by 4 bearing supports, and continuous beam is then by more than 4
Bearing support.Freely-supported Box-girder Bridges and continuous bridge are under bridge deadweight and High-speed Train Loads, and the load that bearing bears is one
Change in fixed scope, if the pier of bridge occurs abnormal displacement, necessarily causes the abnormal change of end reaction.Cause
This, monitoring bridge pad counter-force situation of change, just can monitor the duty of bridge, it is judged that whether it is in normal model in real time
Enclose.
At present, hyperboloid spheroidal bearer of shock absorption and insulation, as the one of friction pendulum support, has and subtracts isolation property excellence, Gao Cheng
The advantages such as load power, big displacement capacity, life-span length, but do not have dynamometry ability, the especially dynamometry ability of vertical direction.
Summary of the invention
It is an object of the invention to provide a kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, by prior art
Carry out the improvement in structure on the basis of hyperboloid spheroidal bearer of shock absorption and insulation, coordinate device for measuring force, by corresponding device for measuring force pair
Vertical pressure above bearing is monitored, and solves a difficult problem for the vertical dynamometry of vibration absorption and isolation support, provides technology for bridge monitoring
Support.
For solving above-mentioned technical problem, the technical solution adopted in the present invention is: a kind of vertical force measurement type hyperboloid ball-type
Vibration absorption and isolation support, is respectively equipped with relative sliding including the upper base plate at top and the bedplate of bottom, upper base plate and bedplate recessed
Sphere, seat board, device for measuring force and lower seat board in being provided with between upper base plate and bedplate, device for measuring force includes the dynamometry block of annular
And data acquisition module, dynamometry block top is annular slope, and the inside height of dynamometry block is less than the height in outside, and bottom is ring
Shape plane；
Middle seat board top is provided with the sliding convex spherical that can slide along upper base plate sliding concave spherical surface, and middle seat board bottom centre position is downward
Being provided with cylindrical boss along its axial direction, middle seat board side is provided with hoop inclined-plane, on upper edge and the middle seat board top on hoop inclined-plane
Cylinder and lower cylinder it is respectively equipped with between bottom between portion and the lower edge on hoop inclined-plane and middle seat board；
The bottom of described lower seat board is provided with the sliding convex spherical matched with sliding concave spherical surface in bedplate, at the top of lower seat board
Arranging the cylindrical recesses corresponding with described cylindrical boss, the degree of depth of cylindrical recesses is more than the length of columnar projections, along lower seat board
Top sides is along arranging the annular stop platform raised up；
After the cylindrical boss of described middle seat board inserts the cylindrical recesses of lower seat board, described dynamometry block is clipped in by hoop inclined-plane,
Annular stop platform and lower seat board top composition in the space of device for measuring force is installed, and, described hoop inclined-plane pressure
On the annular slope at dynamometry block top, the medial surface of dynamometry block and lateral surface withstand on described lower cylinder and annular stop respectively
On platform, the lateral surface of dynamometry block arranges the mounting groove installing resistance-strain element, the resistance-strain being connected with data acquisition module
Element is fixed in mounting groove.
Further, in the bottom of described upper base plate, the spacing direction along bearing arranges limiting plate.
Further, between described upper base plate and middle seat board, convex spherical friction between lower seat board and bedplate, it is respectively equipped with
Secondary and concave spherical surface friction pair, between described dynamometry block top and the hoop inclined-plane of middle seat board, bottom dynamometry block and lower seat board it
Between be respectively provided with annular slope friction pair and planar annular friction pair.
Further, described convex spherical friction pair, concave spherical surface friction pair, annular slope friction pair and planar annular friction
Pair is formed by rustless steel slide plate and nonmetal slide plate.
Compared with prior art, the invention has the beneficial effects as follows:
First, the present invention is during actually used, and the vertical force that bearing is born is delivered to ring by upper base plate, middle seat board
On the dynamometry block of shape, and act on the annular slope of dynamometry block, annular slope can produce the horizontal pull of a hoop, ring
The resistance value making the resistance-strain element in outside to horizontal pull changes, and this variable quantity is adopted by data acquisition module
After collecting, analyzing, process, complete the mensuration work functions of bearing vertical force；Meanwhile, the upper and lower contact surface of device for measuring force is friction
Secondary sliding surface, and smear silicone grease, frictional force is less, vertical force the deformation effect produced device for measuring force is less, it is ensured that vertical
The accuracy that power is measured.
Second, bearing arranges limiting plate in spacing direction, and limiting plate ensures that bearing does not the most destroy and plays limit
Position effect；When earthquake generation and horizontal force exceed design load, bearing limiting plate destroys, and has no effect on geological process undersetting sliding
Dynamic function.
3rd, in bearing, the bottom centre position of seat board has cylindrical boss, and under bearing, there is column seat board central upper portion position
Groove, leaves a small amount of gap during the two assembling, plays centralized positioning effect, and this makes seat board in bearing, device for measuring force and lower seat board
Three parts remain in bearing running be relatively fixed integral, bearing by upper base plate and middle seat board, lower seat board with
Double sphere anabolic effect of bedplate realize horizontal reciprocating and slide.During reciprocatingly sliding, by the frictional resistance of sliding surface
Dissipation seismic energy, and extending structure natural vibration period, reach damping and isolation effect.After earthquake, superstructure is from reforming recovery
Power, makes bearing reset.
Accompanying drawing explanation
Fig. 1 is the embodiment of the present invention 1 structural representation.
Fig. 2 is the A-A sectional view in Fig. 1.
Fig. 3 is the embodiment of the present invention 2 structural representation.
Fig. 4 is the A-A sectional view in Fig. 3.
Fig. 5 is the embodiment of the present invention 3 structural representation.
Fig. 6 is the A-A sectional view in Fig. 5.
Fig. 7 is the partial enlarged drawing in Fig. 5 at I.
Labelling in figure: 1, upper base plate, 2, middle seat board, 3, dynamometry block, 4, lower seat board, 5, bedplate, 6, limiting plate, 7, convex ball
Face friction pair, 8, annular slope friction pair, 9, planar annular friction pair, 10, concave spherical surface friction pair, 11, resistance-strain element.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the present invention is described further by specific embodiment.
Embodiment 1: this embodiment gives can the vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of longitudinally-moving, such as figure
1, shown in 2, this bearing is mainly made up of upper base plate, middle seat board, device for measuring force, lower seat board, bedplate, limiting plate and friction pair.
Wherein, upper base plate lower surface offers sliding concave spherical surface, and concave spherical surface both sides are respectively along the spacing direction (cross-bridges of bearing
To) limiting plate, antitrope centered by middle seat board are set, its top is sliding convex spherical, and bottom centre position is down along its axis
Being provided with cylindrical boss, its side has a hoop inclined-plane, between upper edge and the middle seat board top on hoop inclined-plane, hoop inclined-plane
And it is respectively equipped with cylinder and lower cylinder between bottom the lower edge on hoop inclined-plane and middle seat board；
The bottom of lower seat board is provided with the sliding convex spherical matched with sliding concave spherical surface in bedplate, arranges at the top of lower seat board
The cylindrical recesses corresponding with described cylindrical boss, the degree of depth of cylindrical recesses is more than the length of columnar projections, along lower seat board top
Edge arranges the annular stop platform raised up；
Described device for measuring force is made up of dynamometry block and the data acquisition module of annular, and dynamometry block top is and described hoop inclined-plane
The annular slope coordinated, and the inside height of dynamometry block is less than the height in outside, bottom is planar annular, convex in middle seat board column
After platform inserts in lower seat board cylindrical recesses, dynamometry block is clipped between middle seat board and lower seat board, and, described hoop inclined-plane pressure
On the annular slope at dynamometry block top, the medial surface of dynamometry block and lateral surface withstand on described lower cylinder and limiting stand respectively
On, the lateral surface of dynamometry block arranges the mounting groove installing resistance-strain element, the resistance-strain being connected with data acquisition module unit
Part is fixed in mounting groove；
Described friction pair includes the convex spherical friction pair between upper base plate and middle seat board, recessed ball between lower seat board and bedplate
The planar annular friction between annular slope friction pair, dynamometry block and lower seat board between face friction pair, dynamometry block and middle seat board
Pair, each friction pair forms by rustless steel slide plate and nonmetal slide plate, wherein, the sliding concave spherical surface of upper base plate, middle seat board
The sliding convex spherical of hoop inclined-plane, the annular top of lower seat board and bottom is respectively welded rustless steel slide plate, and the sliding of middle seat board is convex
The sliding concave spherical surface of sphere, the annular slope at device for measuring force top and the planar annular of bottom and bedplate inlays non-gold respectively
Belong to slide plate；Convex spherical friction pair, concave spherical surface friction pair, annular slope friction pair, planar annular friction pair collectively constitute bearing
Pressure-bearing friction pair；Bearing is by by the convex spherical friction pair between upper base plate and middle seat board, recessed between lower seat board and bedplate
Double sphere friction pairs of sphere friction pair composition jointly realize the sliding of bearing, rotate and subtract function of shock insulation.
This bearing in use, when the vertical force that bearing is born is delivered to device for measuring force, inclined-plane Normal compressive stress meeting
Producing a hoop horizontal pull, hoop horizontal pull makes the resistance value of the resistance-strain element in outside change, and this becomes
Change amount by data collecting module collected, analyze, process after, complete the mensuration work functions of bearing vertical force.Meanwhile, dynamometry block
Upper and lower contact surface is friction pair sliding surface, and smears silicone grease, and frictional force is less, vertical force the change produced device for measuring force
Shape impact is less, it is ensured that the accuracy that vertical force is measured.
Bearing can not be destroyed at the limiting plate set by spacing direction, to play position-limiting action；
And when earthquake generation and horizontal force exceed design load, bearing limiting plate destroys, have no effect on geological process undersetting slip merit
Energy.
Bearing realizes horizontal reciprocating by the bispherical anabolic effect of convex spherical friction pair and concave spherical surface friction pair and slides,
During reciprocatingly sliding, by the frictional resistance dissipation seismic energy of friction pair, and extending structure natural vibration period, reach to subtract every
Shake effect.After earthquake, by superstructure from reforming restoring force, bearing is made to reset.
The longitudinally-moving vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of the present embodiment under normal circumstances, can realize erecting
To carrying, level indulge bridge to slip, direction across bridge is spacing and bearing angle turning function；After realizing when earthquake subtracting shock insulation and shaking automatically
Reset function；Bearing is provided with vertical force measuring function during whole service.
Embodiment 2: this gives can the vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of multidirectional activity, such as figure
3, shown in 4, this bearing is mainly made up of upper base plate, middle seat board, device for measuring force, lower seat board, bedplate and friction pair.
Wherein, upper base plate lower surface offers sliding concave spherical surface, antitrope centered by middle seat board, and its top is the convex ball of sliding
Face, bottom centre position is provided with cylindrical boss down along its axis, and its side has a hoop inclined-plane, and hoop inclined-plane hoop is oblique
It is respectively equipped with cylinder between bottom between upper edge and the middle seat board top in face and the lower edge on hoop inclined-plane and middle seat board
With lower cylinder；
The bottom of lower seat board is provided with the sliding convex spherical matched with sliding concave spherical surface in bedplate, arranges at the top of lower seat board
The cylindrical recesses corresponding with described cylindrical boss, the degree of depth of cylindrical recesses is more than the length of columnar projections, along lower seat board top
Edge arranges the annular stop platform raised up；
Described device for measuring force is made up of dynamometry block and the data acquisition module of annular, and dynamometry block top is and described hoop inclined-plane
The annular slope coordinated, and the inside height of dynamometry block is less than the height in outside, bottom is planar annular, convex in middle seat board column
After platform inserts in lower seat board cylindrical recesses, dynamometry block is clipped between middle seat board and lower seat board, and, described hoop inclined-plane pressure
On the annular slope at dynamometry block top, the medial surface of dynamometry block and lateral surface withstand on described lower cylinder and limiting stand respectively
On, the lateral surface of dynamometry block arranges the mounting groove installing resistance-strain element, the resistance-strain being connected with data acquisition module unit
Part is fixed in mounting groove；
Described friction pair includes the convex spherical friction pair between upper base plate and middle seat board, recessed ball between lower seat board and bedplate
The planar annular friction between annular slope friction pair, dynamometry block and lower seat board between face friction pair, dynamometry block and middle seat board
Pair, each friction pair forms by rustless steel slide plate and nonmetal slide plate, wherein, the sliding concave spherical surface of upper base plate, middle seat board
The sliding convex spherical of hoop inclined-plane, the annular top of lower seat board and bottom is respectively welded rustless steel slide plate, and the sliding of middle seat board is convex
The sliding concave spherical surface of sphere, the annular slope at device for measuring force top and the planar annular of bottom and bedplate inlays non-gold respectively
Belong to slide plate；Convex spherical friction pair, concave spherical surface friction pair, annular slope friction pair, planar annular friction pair collectively constitute bearing
Pressure-bearing friction pair；Bearing is by by the convex spherical friction pair between upper base plate and middle seat board, recessed between lower seat board and bedplate
Double sphere friction pairs of sphere friction pair composition jointly realize the sliding of bearing, rotate and subtract function of shock insulation.
This bearing in use, when the vertical force that bearing is born is delivered to device for measuring force, inclined-plane Normal compressive stress meeting
Producing a hoop horizontal pull, hoop horizontal pull makes the resistance value of the resistance-strain element in outside change, and this becomes
Change amount by data collecting module collected, analyze, process after, complete the mensuration work functions of bearing vertical force.Meanwhile, dynamometry block
Upper and lower contact surface is friction pair sliding surface, and smears silicone grease, and frictional force is less, vertical force the change produced device for measuring force
Shape impact is less, it is ensured that the accuracy that vertical force is measured.
Bearing realizes horizontal reciprocating by the bispherical anabolic effect of convex spherical friction pair and concave spherical surface friction pair and slides,
During reciprocatingly sliding, by the frictional resistance dissipation seismic energy of friction pair, and extending structure natural vibration period, reach to subtract every
Shake effect.After earthquake, by superstructure from reforming restoring force, bearing is made to reset.
The multidirectional activity vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of the present embodiment under normal circumstances, can realize erecting
Bridge is indulged to, the slip of direction across bridge and bearing angle turning function to carrying, level；Automatically reset after realizing when earthquake subtracting shock insulation and shake
Function；Bearing is provided with vertical force measuring function during whole service.
Embodiment 3: this gives fixing vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, as shown in Figure 5,6,
This bearing is mainly made up of upper base plate, middle seat board, device for measuring force, lower seat board, limiting plate, bedplate and friction pair.
Wherein, upper base plate lower surface offers sliding concave spherical surface, and in the outside of sliding concave spherical surface, the spacing direction along bearing sets
Limited location plate, this spacing direction i.e. Fig. 5, direction across bridge in 6 and vertical bridge to, antitrope centered by middle seat board, its top is sliding
Convex spherical, bottom centre position is provided with cylindrical boss down along its axis, and its side has a hoop inclined-plane, hoop inclined-plane ring
It is respectively equipped with between bottom between the upper edge and middle seat board top on inclined-plane and the lower edge on hoop inclined-plane and middle seat board
Cylinder and lower cylinder；
The bottom of lower seat board is provided with the sliding convex spherical matched with sliding concave spherical surface in bedplate, arranges at the top of lower seat board
The cylindrical recesses corresponding with described cylindrical boss, the degree of depth of cylindrical recesses is more than the length of columnar projections, along lower seat board top
Edge arranges the annular stop platform raised up；
Described device for measuring force is made up of dynamometry block and the data acquisition module of annular, and dynamometry block top is and described hoop inclined-plane
The annular slope coordinated, and the inside height of dynamometry block is less than the height in outside, bottom is planar annular, convex in middle seat board column
After platform inserts in lower seat board cylindrical recesses, dynamometry block is clipped between middle seat board and lower seat board, and, described hoop inclined-plane pressure
On the annular slope at dynamometry block top, the medial surface of dynamometry block and lateral surface withstand on described lower cylinder and limiting stand respectively
On, the lateral surface of dynamometry block arranges the mounting groove installing resistance-strain element, the resistance-strain being connected with data acquisition module unit
Part is fixed in mounting groove；
Described friction pair includes the convex spherical friction pair between upper base plate and middle seat board, recessed ball between lower seat board and bedplate
The planar annular friction between annular slope friction pair, dynamometry block and lower seat board between face friction pair, dynamometry block and middle seat board
Pair, each friction pair forms by rustless steel slide plate and nonmetal slide plate, wherein, the sliding concave spherical surface of upper base plate, middle seat board
The sliding convex spherical of hoop inclined-plane, the annular top of lower seat board and bottom is respectively welded rustless steel slide plate, and the sliding of middle seat board is convex
The sliding concave spherical surface of sphere, the annular slope at device for measuring force top and the planar annular of bottom and bedplate inlays non-gold respectively
Belong to slide plate；Convex spherical friction pair, concave spherical surface friction pair, annular slope friction pair, planar annular friction pair collectively constitute bearing
Pressure-bearing friction pair；Bearing is by by the convex spherical friction pair between upper base plate and middle seat board, recessed between lower seat board and bedplate
Double sphere friction pairs of sphere friction pair composition jointly realize the sliding of bearing, rotate and subtract function of shock insulation.
This bearing in use, when the vertical force that bearing is born is delivered to device for measuring force, inclined-plane Normal compressive stress meeting
Producing a hoop horizontal pull, hoop horizontal pull makes the resistance value of the resistance-strain element in outside change, and this becomes
Change amount by data collecting module collected, analyze, process after, complete the mensuration work functions of bearing vertical force.Meanwhile, dynamometry block
Upper and lower contact surface is friction pair sliding surface, and smears silicone grease, and frictional force is less, vertical force the change produced device for measuring force
Shape impact is less, it is ensured that the accuracy that vertical force is measured.
Bearing can not be destroyed at the limiting plate set by spacing direction, to play position-limiting action；
And when earthquake generation and horizontal force exceed design load, bearing limiting plate destroys, have no effect on geological process undersetting slip merit
Energy.
Bearing realizes horizontal reciprocating by the bispherical anabolic effect of convex spherical friction pair and concave spherical surface friction pair and slides,
During reciprocatingly sliding, by the frictional resistance dissipation seismic energy of friction pair, and extending structure natural vibration period, reach to subtract every
Shake effect.After earthquake, by superstructure from reforming restoring force, bearing is made to reset.
The fixing vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of the present embodiment under normal circumstances, can realize vertically holding
Carry, level indulge bridge to, direction across bridge spacing and bearing angle turning function；Realize when earthquake subtracting auto-reset function after shock insulation and shake；
Bearing is provided with vertical force measuring function during whole service.
Claims (4)
1. a vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, including upper base plate (1) and the bedplate of bottom at top
(5), upper base plate (1) is respectively equipped with relative sliding concave spherical surface with bedplate (5), it is characterised in that: at upper base plate (1) and base
Being provided with middle seat board (2), device for measuring force and lower seat board (4) between plate (5), device for measuring force includes dynamometry block (3) and the data of annular
Acquisition module, dynamometry block (3) top is annular slope, and the inside height of dynamometry block (3) is less than the height in outside, and bottom is ring
Shape plane；
Middle seat board (2) top is provided with the sliding convex spherical that can slide, middle seat board (2) bottom centre position along upper base plate sliding concave spherical surface
Putting and be provided with cylindrical boss down along its axial direction, middle seat board (2) side is provided with hoop inclined-plane, hoop inclined-plane upper edge with
It is respectively equipped with cylinder and lower prop between bottom between middle seat board (2) top and the lower edge on hoop inclined-plane and middle seat board (2)
Face；
The bottom of described lower seat board (4) is provided with the sliding convex spherical matched with sliding concave spherical surface in bedplate (5), at lower seat board
(4) top arranges the cylindrical recesses corresponding with described cylindrical boss, and the degree of depth of cylindrical recesses is more than the length of cylindrical boss,
Along lower seat board (5) top sides along arranging the annular stop platform raised up；
After the cylindrical boss of described middle seat board (2) inserts the cylindrical recesses of lower seat board (4), described dynamometry block (3) is clipped in by
Hoop inclined-plane, annular stop platform and lower seat board (4) top composition in the space of device for measuring force is installed, and, described
Hoop inclined-plane be pressed on the annular slope at dynamometry block (3) top, the medial surface of dynamometry block (3) and lateral surface withstand on described respectively
Lower cylinder and annular stop platform on, the lateral surface of dynamometry block (3) arrange install resistance-strain element (11) mounting groove, with number
The resistance-strain element (11) connected according to acquisition module is fixed in mounting groove.
One the most according to claim 1 vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, it is characterised in that: described
The bottom of upper base plate (1), the spacing direction along bearing arranges limiting plate (6).
One the most according to claim 1 vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, it is characterised in that: on described
Convex spherical friction pair (7) and recessed it is respectively equipped with between seat board (1) and middle seat board (2), between lower seat board (4) and bedplate (5)
Sphere friction pair (10), with lower seat between the hoop inclined-plane of described dynamometry block (3) top and middle seat board (2), bottom dynamometry block (3)
Annular slope friction pair (8) and planar annular friction pair (9) it is respectively provided with between plate (4).
One the most according to claim 3 vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation, it is characterised in that: described
Convex spherical friction pair (7), concave spherical surface friction pair (10), annular slope friction pair (8) and planar annular friction pair (9) are by stainless
Steel slide plate and nonmetal slide plate composition.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610709044.0A CN106120547B (en) | 2016-08-24 | 2016-08-24 | A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610709044.0A CN106120547B (en) | 2016-08-24 | 2016-08-24 | A kind of vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation |
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| CN106120547A true CN106120547A (en) | 2016-11-16 |
| CN106120547B CN106120547B (en) | 2018-05-01 |
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| CN (1) | CN106120547B (en) |
Cited By (11)
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| CN107447652A (en) * | 2017-08-01 | 2017-12-08 | 中铁二院工程集团有限责任公司 | A kind of ball-shaped height-adjusting support |
| CN110029736A (en) * | 2019-01-22 | 2019-07-19 | 上海大学 | A kind of abnormity three-dimensional shock isolation support |
| CN110106782A (en) * | 2019-04-26 | 2019-08-09 | 洛阳双瑞特种装备有限公司 | A kind of vertical force measurement type bridge pad and force measuring method |
| CN110617909A (en) * | 2019-10-17 | 2019-12-27 | 杭州传感器有限公司 | Plane bearing capacity detection device and spherical support |
| CN111855046A (en) * | 2020-08-20 | 2020-10-30 | 安徽尚德科技有限公司 | Optical fiber force measurement monitoring system |
| CN111855045A (en) * | 2020-08-20 | 2020-10-30 | 安徽尚德科技有限公司 | A bridge health monitoring support and monitoring system |
| CN112323547A (en) * | 2020-11-30 | 2021-02-05 | 海南云正科技有限公司 | Magnetic suspension support |
| WO2021097960A1 (en) * | 2019-11-20 | 2021-05-27 | 北京铁科首钢轨道技术股份有限公司 | Vertical force measurement spherical bearing |
| CN114293411A (en) * | 2021-12-03 | 2022-04-08 | 中铁第四勘察设计院集团有限公司 | Support and magnetic suspension traffic engineering circuit structure |
| CN115492253A (en) * | 2022-09-23 | 2022-12-20 | 北京固力同创工程科技有限公司 | Friction pendulum shock insulation support |
| CN115821764A (en) * | 2022-11-22 | 2023-03-21 | 中交建筑集团有限公司 | Pre-deflection construction method of spherical bearing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107447652A (en) * | 2017-08-01 | 2017-12-08 | 中铁二院工程集团有限责任公司 | A kind of ball-shaped height-adjusting support |
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| CN110617909A (en) * | 2019-10-17 | 2019-12-27 | 杭州传感器有限公司 | Plane bearing capacity detection device and spherical support |
| WO2021097960A1 (en) * | 2019-11-20 | 2021-05-27 | 北京铁科首钢轨道技术股份有限公司 | Vertical force measurement spherical bearing |
| CN111855046A (en) * | 2020-08-20 | 2020-10-30 | 安徽尚德科技有限公司 | Optical fiber force measurement monitoring system |
| CN111855045A (en) * | 2020-08-20 | 2020-10-30 | 安徽尚德科技有限公司 | A bridge health monitoring support and monitoring system |
| CN112323547A (en) * | 2020-11-30 | 2021-02-05 | 海南云正科技有限公司 | Magnetic suspension support |
| CN114293411B (en) * | 2021-12-03 | 2024-03-15 | 中铁第四勘察设计院集团有限公司 | Support and magnetic suspension traffic engineering line structure |
| CN114293411A (en) * | 2021-12-03 | 2022-04-08 | 中铁第四勘察设计院集团有限公司 | Support and magnetic suspension traffic engineering circuit structure |
| CN115492253A (en) * | 2022-09-23 | 2022-12-20 | 北京固力同创工程科技有限公司 | Friction pendulum shock insulation support |
| CN115821764A (en) * | 2022-11-22 | 2023-03-21 | 中交建筑集团有限公司 | Pre-deflection construction method of spherical bearing |
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