CN206204770U - A kind of vertical force measurement type bridge pad - Google Patents
A kind of vertical force measurement type bridge pad Download PDFInfo
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- CN206204770U CN206204770U CN201621005190.7U CN201621005190U CN206204770U CN 206204770 U CN206204770 U CN 206204770U CN 201621005190 U CN201621005190 U CN 201621005190U CN 206204770 U CN206204770 U CN 206204770U
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Abstract
A kind of vertical force measurement type bridge pad, force cell is placed on seat board center under bearing, and is fixed by connecting bolt；Force cell connecting line is connected through rest base and inside groove and external display device.A part in bearing vertical force is delivered to force cell by center nonmetallic slide plate, the vertical pressure that completion center nonmetallic slide plate is born is determined, then force cell stress and bearing entirety vertical applied force relation are determined by vertical demarcation, the overall vertical applied force of bearing is so known by the stress of sensor.Measurement and integral calibrating by local pressure, determine bearing entirety stress, and simple structure, size and weight increase are smaller, and dynamometry reliability is capable of achieving the vertical force measuring function of bridge pad, the vertical dynamometry problem of bearing is solved, for bridge monitoring provides technical support.
Description
Technical field
The utility model belongs to bridge structure or technical field of buildings, is related to a kind of bridge branch for possessing vertical force measuring function
Seat.
Background technology
As China's highway, railroad bridge construction increase year by year, the various loads of bridge include quiet, dynamic and impact load
Test and monitoring Deng vertical load have important practical significance to the operation of bridge.Realize the vertical counter-force of bridge pad i.e. bridge
The collection of Monitoring Data, can provide technical basis for the health monitoring of bridge.
The bridge pad for possessing vertical force measuring function at present is less,《A kind of multidirectional Dynamometric support of ball-type》（The patent No.
CN102912772 A）Dynamometry is realized by the laterally disposed standard transducer of pressure-bearing wedge-shaped member in bearing；《A kind of vertical intelligence
Can Dynamometric support》（Patent No. CN102032959 A）It is main to realize dynamometry from special shape part setting resistance strain gage.On
State patent and all refer to spherical bearing, and dynamometry part dynamometry thinking belongs to monoblock type dynamometry mode, structure member increases more,
Size is big, bearing is heavier.
《A kind of Simple bridge Dynamometric support》（Patent No. CN203741696 U）It is General Purpose Rubber pot bearing, by water
Force measuring function is realized in the change of silver-colored post.《A kind of Simple bridge Dynamometric support》（Patent No. CN203741696 U）With《A kind of electrical measurement
Power seat structure》（Patent No. CN202830748 U）Be General Purpose Rubber pot bearing dynamometry, respectively by set mercury and
Dynamometer realizes force measuring function.
Utility model content
The utility model proposes a kind of vertical dynamometry bridge pad, measurement and integral calibrating by local pressure, really
Determine bearing entirety stress, simple structure, size and weight increase are smaller, and dynamometry reliability is capable of achieving the vertical dynamometry of bridge pad
Function, solves the vertical dynamometry problem of bearing, for bridge monitoring provides technical support.
To realize above-mentioned technical purpose, the technical scheme for being used is：A kind of vertical force measurement type bridge pad, including from upper
Upper base plate, middle seat board and the lower seat board set gradually under, lower peripheral surface stainless steel slide plate, lower seat are provided with the lower surface of middle seat board
The upper surface of plate is provided with lower peripheral surface nonmetallic slide plate, and lower peripheral surface stainless steel slide plate and lower peripheral surface nonmetallic slide plate form spherical rotation
Friction pair, the peace for placing force cell vertically is offered at the center at the center of lower seat board and lower peripheral surface nonmetallic slide plate
It behave affectedly, force cell is fixed in installation cavity by connecting bolt, in the dynamometry stress point and friction pair of force cell
The heart overlaps.
Force cell top described in the utility model installation center nonmetallic slide plate, center nonmetallic slide plate and middle seat
The lower surface of the lower peripheral surface stainless steel slide plate that plate is pasted fits, and is deposited between center nonmetallic slide plate and lower peripheral surface nonmetallic slide plate
In gap
Installation cavity described in the utility model is cylindrical cavity.
The long slot bore that force cell connecting line is passed through is offered in lower seat board described in the utility model.
By adopting the above-described technical solution, the utility model has the advantages that：
1）Force cell is placed on seat board center under bearing, and is fixed by connecting bolt；Force cell connects
Wiring is connected through rest base and inside groove and external display device.A part in bearing vertical force passes through the nonmetallic cunning in center
Plate is delivered to force cell, completes the vertical pressure measure that center nonmetallic slide plate is born, and is then determined by vertical demarcation
Force cell stress is vertically received with bearing entirety vertical applied force relation, the entirety for so knowing bearing by the stress of sensor
Power.
2）Sensor plan is arranged on seat board center under bearing, seat board is in stationary state under bearing, although ball
Face friction pair also rotates, but rotational frequency, amount of spin are small, and total displacement that slides is small, can to greatest extent reduce bearing
Move the vertical applied force influence on sensor.
3）Bearing possess normal usage function, i.e. bearing vertically carry, glide direction sliding, spacing direction it is spacing and vertical
Rotating function；It is the friction pair of sphere for upper friction pair, possesses under geological process and subtract shock insulation function.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model embodiment 1；
Fig. 2 is the A-A sectional views of the structure of the utility model embodiment 1；
Fig. 3 is the structural representation of the utility model embodiment 2；
Fig. 4 is the A-A sectional views of the structure of the utility model embodiment 2；
Fig. 5 is the structural representation of the utility model embodiment 3；
Fig. 6 is the A-A sectional views of the structure of the utility model embodiment 3；
Fig. 7 is the structural representation of the utility model embodiment 4；
Fig. 8 is the A-A sectional views of the structure of the utility model embodiment 4；
Fig. 9 is the structural representation of the utility model embodiment 5；
Figure 10 is the A-A sectional views of the structure of the utility model embodiment 5；
Figure 11 is the structural representation of the utility model embodiment 6；
Figure 12 is the A-A sectional views of the structure of the utility model embodiment 6；
In figure：1st, upper base plate, 2, upper stainless steel slide plate, 3, upper nonmetallic slide plate, 4, middle seat board, 5, lower peripheral surface stainless steel slides
Plate, 6, lower peripheral surface nonmetallic slide plate, 7, lower seat board, 8, force cell, 9, center nonmetallic slide plate, 10, connecting bolt, 11,
It is oriented to stainless steel slide plate, 12, be oriented to nonmetallic slide plate, 13, limiting plate.
Specific embodiment
A kind of vertical force measurement type bridge pad, mainly including upper base plate, middle seat board, lower seat board, force cell, stainless steel
The parts such as slide plate, nonmetallic slide plate and limiting plate are constituted.
It is sphere that seat board top is most of under the bearing, draws out a cylinder in center to place dynamometry biography
Sensor, has the round tube hole that fixed force cell connecting bolt passes through in centre bottom, and center has force cell connecting line to connect
The through hole that passes through of head, while having the long slot bore that force cell connecting line passes through in rest base.
The bearing force cell is placed on lower seat board center, and is fixed by connecting bolt.In force-measuring sensing
One piece of center nonmetallic slide plate is inlayed at device top, and the part in bearing vertical force is delivered to force-measuring sensing by center pad
Device, completes the vertical pressure measure that center nonmetallic slide plate is born.Force cell connecting line through rest base and inside groove and
External display device is connected, and is completed bearing vertical force Value Data and is obtained.
Seat board top is plane or sphere in the bearing, and bottom is sphere, and side is cylindrical type.
The bearing upper base plate contains glide mirror (plane) or sphere, and the spacing direction of bearing sets limiting component.
The vertical pressure-bearing of bearing includes 2 friction pairs altogether.Upper base plate has friction pair in 1 plane or sphere with middle seat board
（Upper stainless steel slide plate+upper nonmetallic slide plate）, have 1 sphere friction pair between middle seat board and lower seat board（Lower peripheral surface stainless steel is slided
Plate+lower peripheral surface nonmetallic slide plate+center nonmetallic slide plate）；One-way movable support is provided with guiding friction pair（Stainless steel is oriented to slide
Plate+guiding nonmetallic slide plate）.2 vertical pressure-bearing friction pairs realize vertical carrying, sliding and the rotating function of bearing；For upper
Friction pair is sphere friction pair, realizes subtracting shock insulation function under geological process；Friction pair is oriented to realize spacing and be oriented to sliding work(
Energy.
The vertical force measuring method of bearing, including：
Step one, by bearing assembling finish, be placed on testing machine, bearing center is aligned with testing machine center.Examination
It is 1.5 times of bearing vertical bearing capacity to test load.After being loaded onto the 1% of design bearing capacity, force acting on transducer is checked, confirmed errorless
After carry out precompressed.
Step 2, precompressed.Bearing Vertical Design bearing capacity is loaded with the speed of continuous uniform, 3 times repeatedly.
Step 3, formal loading.Finder charge is uniformly divided into 10 grades by zero to finder charge.Designing carrying during experiment
The 1% of power as initial load, then multistage loadings.Every grade of load voltage stabilizing records testing machine vertical load and sensor after 2 minutes
Load, until checking load, voltage stabilizing is unloaded after 3 minutes.Loading procedure is carried out continuously 3 times.
Step 4, every grade of sensor load take 3 arithmetic mean of instantaneous values of sensor reading, draw sensor load-experiment
Machine load curve, and the Fitting Calculation is done, determine the relational expression of testing machine load and sensor load.
The vertical rating test of bearing is completed by above-mentioned steps one to four.So in practical engineering project, obtain and pass
The reading of sensor, by the relational expression of above-mentioned demarcation, so that it may know the vertical applied force situation of bearing, reach dynamometry purpose.
Embodiment 1
The vertical dynamometry ball shaped steel bearing of multidirectional activity is provided, as shown in Figure 1, 2.It is main by upper base plate 1, and upper stainless steel is slided
Plate 2, upper nonmetallic slide plate 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6, lower seat board 7, dynamometry is passed
Sensor 8, center nonmetallic slide plate 9, the grade of connecting bolt 10 part composition.Contain flat frictional pair between upper base plate 1 and middle seat board 4
（Upper stainless steel slide plate 2 and upper nonmetallic slide plate 3 are constituted）；Contain sphere friction pair between middle seat board 4 and lower seat board 7（Lower peripheral surface
Stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6 and center nonmetallic slide plate 9 are constituted）, flat frictional pair and sphere friction pair are common
With the vertical pressure-bearing friction pair of composition bearing, possess vertical carrying, longitudinal and transverse bridge to slip, vertical rotating function.
It is sphere that the top of seat board 7 is most of under bearing, and a cylinder is drawn out to place force-measuring sensing in center
Device 8, has the round tube hole that the connecting bolt 10 of affixed force cell 8 passes through in centre bottom, and there is the connecting line of force cell 8 at center
The long slot bore that the through hole and connecting line that joint is passed through are passed through.Force cell 8 is placed on the center of lower seat board 7, and passes through
Connecting bolt 10 is fixed.One piece of center nonmetallic slide plate 9, the part in bearing vertical force are inlayed at the top of force cell 8
Force cell 8 is delivered to by center nonmetallic slide plate 9, the vertical pressure measure that center nonmetallic slide plate 9 is born is completed.
By vertical rating test, 9 stress of center nonmetallic slide plate are determined（I.e. force cell 8 determines force value）Integrally erected with bearing
To stress relation, the overall vertical applied force situation of knowing bearing is pushed away eventually through the stress of force cell 8 is counter, so that bearing
Possesses vertical force measuring function.
The vertical dynamometry ball shaped steel bearing of multidirectional activity of the present embodiment under normal circumstances, is capable of achieving vertical carrying, level
Vertical bridge to, the slip of direction across bridge and bearing vertical rotating function, while possessing vertical survey all the time during bearing whole service
Power function.
Embodiment 2
The vertical dynamometry ball shaped steel bearing of one-way movable is provided, as shown in Figure 3,4.It is main by upper base plate 1, and upper stainless steel is slided
Plate 2, upper nonmetallic slide plate 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6, lower seat board 7 is oriented to not
Rust steel slide plate 11, is oriented to nonmetallic slide plate 12, force cell 8, center nonmetallic slide plate 9, the grade of connecting bolt 10 part composition.
Contain flat frictional pair between upper base plate 1 and middle seat board 4（Upper stainless steel slide plate 2 and upper nonmetallic slide plate 3 are constituted）；Middle seat board 4
Contain sphere friction pair between lower seat board 7（The nonmetallic cunning of lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6 and center
Plate 9 is constituted）, lower seat board 7 and upper base plate 1 have guiding friction pair in spacing direction both sides（By guiding stainless steel slide plate 11 and guiding
Nonmetallic slide plate 12 is constituted）.Flat frictional pair and sphere friction pair collectively constitute the vertical pressure-bearing friction pair of bearing, possess vertical
Carry, main displacement direction is slided, vertical rotating function；It is oriented to friction pair and plays bearing spacing direction is spacing and glide direction is slided
Shifting function.
It is sphere that the top of seat board 7 is most of under bearing, and a cylinder is drawn out to place force-measuring sensing in center
Device 8, has the round tube hole that the connecting bolt 10 of affixed force cell 8 passes through in centre bottom, and there is the connecting line of force cell 8 at center
The long slot bore that the through hole and connecting line that joint is passed through are passed through.Force cell 8 is placed on the center of lower seat board 7, and passes through
Connecting bolt 10 is fixed.One piece of center nonmetallic slide plate 9, the part in bearing vertical force are inlayed at the top of force cell 8
Force cell 8 is delivered to by center nonmetallic slide plate 9, the vertical pressure measure that center nonmetallic slide plate 9 is born is completed.
By vertical rating test, 9 stress of center nonmetallic slide plate are determined（I.e. force cell 8 determines force value）Integrally erected with bearing
To stress relation, the overall vertical applied force situation of knowing bearing is pushed away eventually through the stress of force cell 8 is counter, so that bearing
Possesses vertical force measuring function.
The vertical dynamometry ball shaped steel bearing of one-way movable of the present embodiment under normal circumstances, is capable of achieving vertical carrying, the status of a sovereign
Shift to that sliding, spacing direction be spacing and bearing vertical rotating function, while possessing vertical all the time during bearing whole service
Force measuring function.
Embodiment 3
The vertical dynamometry ball shaped steel bearing of fixation is provided, as shown in Figure 5,6.It is main by upper base plate 1, upper stainless steel slide plate 2,
Upper nonmetallic slide plate 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6, lower seat board 7 is oriented to stainless steel
Slide plate 11, is oriented to nonmetallic slide plate 12, force cell 8, center nonmetallic slide plate 9, the grade of connecting bolt 10 part composition.The seat of honour
Contain flat frictional pair between plate 1 and middle seat board 4（Upper stainless steel slide plate 2 and upper nonmetallic slide plate 3 are constituted）；Middle seat board 4 is with
Contain sphere friction pair between seat board 7（Lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6 and center nonmetallic slide plate 9
Composition）；Flat frictional pair and sphere friction pair collectively constitute the vertical pressure-bearing friction pair of bearing, possess vertical carrying and vertical turn
Dynamic function.The basin ring of upper base plate is set with the boss of lower seat board in small―gap suture, plays bearing in the spacing i.e. level of surrounding to fixation
Function.
It is sphere that the top of seat board 7 is most of under bearing, and a cylinder is drawn out to place force-measuring sensing in center
Device 8, has the round tube hole that the connecting bolt 10 of affixed force cell 8 passes through in centre bottom, and there is the connecting line of force cell 8 at center
The long slot bore that the through hole and connecting line that joint is passed through are passed through.Force cell 8 is placed on the center of lower seat board 7, and passes through
Connecting bolt 10 is fixed.One piece of center nonmetallic slide plate 9, the part in bearing vertical force are inlayed at the top of force cell 8
Force cell 8 is delivered to by center nonmetallic slide plate 9, the vertical pressure measure that center nonmetallic slide plate 9 is born is completed.
By vertical rating test, 9 stress of center nonmetallic slide plate are determined（I.e. force cell 8 determines force value）Integrally erected with bearing
To stress relation, the overall vertical applied force situation of knowing bearing is pushed away eventually through the stress of force cell 8 is counter, so that bearing
Possesses vertical force measuring function.
The vertical dynamometry ball shaped steel bearing of fixation of the present embodiment under normal circumstances, is capable of achieving vertical carrying, level to limit
Position and bearing vertical rotating function, while possessing vertical force measuring function all the time during bearing whole service.
Embodiment 4
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of multidirectional activity is provided, as shown in Figure 7,8.It is main by upper base plate
1, upper stainless steel slide plate 2, upper nonmetallic slide plate 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6, under
Seat board 7, force cell 8, center nonmetallic slide plate 9, the grade of connecting bolt 10 part composition.Contain between upper base plate 1 and middle seat board 4
There is upper sphere friction pair（Upper stainless steel slide plate 2 and upper nonmetallic slide plate 3 are constituted）；Contain lower ball between middle seat board 4 and lower seat board 7
Face friction pair（Lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6 and center nonmetallic slide plate 9 are constituted）, two upper and lower
Sphere friction pair collectively constitutes the vertical pressure-bearing friction pair of bearing, possesses vertical carrying, longitudinal and transverse bridge to slip, vertical rotating work(
Energy.During earthquake, bearing realizes that horizontal reciprocating is slided by bispherical synthesis, during reciprocatingly sliding, by sliding
The frictional resistance dissipation seismic energy in face, and extending structure natural vibration period, reach damping and isolation effect；After earthquake, superstructure
From restoring force is reformed, bearing is set to reset.
It is sphere that the top of seat board 7 is most of under bearing, and a cylinder is drawn out to place force-measuring sensing in center
Device 8, has the round tube hole that the connecting bolt 10 of affixed force cell 8 passes through in centre bottom, and there is the connecting line of force cell 8 at center
The long slot bore that the through hole and connecting line that joint is passed through are passed through.Force cell 8 is placed on the center of lower seat board 7, and passes through
Connecting bolt 10 is fixed.One piece of center nonmetallic slide plate 9, the part in bearing vertical force are inlayed at the top of force cell 8
Force cell 8 is delivered to by center nonmetallic slide plate 9, the vertical pressure measure that center nonmetallic slide plate 9 is born is completed.
By vertical rating test, 9 stress of center nonmetallic slide plate are determined（I.e. force cell 8 determines force value）Integrally erected with bearing
To stress relation, the overall vertical applied force situation of knowing bearing is pushed away eventually through the stress of force cell 8 is counter, so that bearing
Possesses vertical force measuring function.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of multidirectional activity of the present embodiment under normal circumstances, is capable of achieving perpendicular
To carrying, the vertical bridge of level is to, the slip of direction across bridge, bearing vertical rotating function；It is automatic after realizing subtracting shock insulation and shaking in earthquake
Reset function；Possesses vertical force measuring function all the time during bearing whole service simultaneously.
Embodiment 5
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of one-way movable is provided, as shown in Fig. 9,10.It is main by the seat of honour
Plate 1, upper stainless steel slide plate 2, upper nonmetallic slide plate 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6,
Lower seat board 7, is oriented to stainless steel slide plate 11, is oriented to nonmetallic slide plate 12, limiting plate 13, force cell 8, center nonmetallic slide plate
9, the grade of connecting bolt 10 part composition.Contain upper sphere friction pair between upper base plate 1 and middle seat board 4（Upper stainless steel slide plate 2 and upper
Nonmetallic slide plate 3 is constituted）；Contain lower peripheral surface friction pair between middle seat board 4 and lower seat board 7（Lower peripheral surface stainless steel slide plate 5, lower ball
Face nonmetallic slide plate 6 and center nonmetallic slide plate 9 are constituted）, lower seat board 7 and upper base plate 1 have guiding to rub in spacing direction both sides
It is secondary（It is made up of guiding stainless steel slide plate 11 and guiding nonmetallic slide plate 12）.Two sphere friction pairs collectively constitute the vertical of bearing
Pressure-bearing friction pair, possesses vertical carrying, main displacement direction slip, vertical rotating function；It is oriented to friction pair and plays bearing spacing
Direction is spacing and glide direction slides function.During earthquake, limiting plate is cut, and bearing realizes level by bispherical synthesis
Reciprocatingly slide, during reciprocatingly sliding, by the frictional resistance dissipation seismic energy of sliding surface, and extending structure self-vibration week
Phase, reach damping and isolation effect；After earthquake, superstructure makes bearing reset from restoring force is reformed.
It is sphere that the top of seat board 7 is most of under bearing, and a cylinder is drawn out to place force-measuring sensing in center
Device 8, has the round tube hole that the connecting bolt 10 of affixed force cell 8 passes through in centre bottom, and there is the connecting line of force cell 8 at center
The long slot bore that the through hole and connecting line that joint is passed through are passed through.Force cell 8 is placed on the center of lower seat board 7, and passes through
Connecting bolt 10 is fixed.One piece of center nonmetallic slide plate 9, the part in bearing vertical force are inlayed at the top of force cell 8
Force cell 8 is delivered to by center nonmetallic slide plate 9, the vertical pressure measure that center nonmetallic slide plate 9 is born is completed.
By vertical rating test, 9 stress of center nonmetallic slide plate are determined（I.e. force cell 8 determines force value）Integrally erected with bearing
To stress relation, the overall vertical applied force situation of knowing bearing is pushed away eventually through the stress of force cell 8 is counter, so that bearing
Possesses vertical force measuring function.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of one-way movable of the present embodiment under normal circumstances, is capable of achieving perpendicular
To carrying, the status of a sovereign shift to that sliding, spacing direction be spacing and bearing vertical rotating function；After realizing subtracting shock insulation and shaking in earthquake certainly
Dynamic reset function；Possesses vertical force measuring function all the time during bearing whole service simultaneously.
Embodiment 6
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of fixation is provided, as shown in Figure 11,12.It is main by upper base plate 1,
Upper stainless steel slide plate 2, upper nonmetallic slide plate 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6, lower seat
Plate 7, is oriented to stainless steel slide plate 11, is oriented to nonmetallic slide plate 12, and limiting plate 13, force cell 8, center nonmetallic slide plate 9 connects
The grade of connecting bolt 10 part is constituted.Contain upper sphere friction pair between upper base plate 1 and middle seat board 4（Upper stainless steel slide plate 2 and upper non-gold
Category slide plate 3 is constituted）；Contain lower peripheral surface friction pair between middle seat board 4 and lower seat board 7（Lower peripheral surface stainless steel slide plate 5, lower peripheral surface is non-
Metal slider 6 and center nonmetallic slide plate 9 are constituted）, lower seat board 7 and upper base plate 1 have guiding friction pair in spacing direction both sides（By
It is oriented to stainless steel slide plate 11 and is oriented to nonmetallic slide plate 12 and constitutes）.Two sphere friction pairs collectively constitute the vertical pressure-bearing of bearing
Friction pair, possesses vertical carrying, vertical rotating function；It is oriented to friction pair and plays bearing in spacing direction limit function.During earthquake,
Limiting plate is cut, and bearing realizes that horizontal reciprocating is slided by bispherical synthesis, during reciprocatingly sliding, by sliding
The frictional resistance dissipation seismic energy in face, and extending structure natural vibration period, reach damping and isolation effect；After earthquake, superstructure
From restoring force is reformed, bearing is set to reset.
It is sphere that the top of seat board 7 is most of under bearing, and a cylinder is drawn out to place force-measuring sensing in center
Device 8, has the round tube hole that the connecting bolt 10 of affixed force cell 8 passes through in centre bottom, and there is the connecting line of force cell 8 at center
The long slot bore that the through hole and connecting line that joint is passed through are passed through.Force cell 8 is placed on the center of lower seat board 7, and passes through
Connecting bolt 10 is fixed.One piece of center nonmetallic slide plate 9, the part in bearing vertical force are inlayed at the top of force cell 8
Force cell 8 is delivered to by center nonmetallic slide plate 9, the vertical pressure measure that center nonmetallic slide plate 9 is born is completed.
By vertical rating test, 9 stress of center nonmetallic slide plate are determined（I.e. force cell 8 determines force value）Integrally erected with bearing
To stress relation, the overall vertical applied force situation of knowing bearing is pushed away eventually through the stress of force cell 8 is counter, so that bearing
Possesses vertical force measuring function.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of fixation of the present embodiment under normal circumstances, is capable of achieving vertically to hold
Load, level are to spacing and bearing vertical rotating function；Realize subtracting auto-reset function after shock insulation and shake in earthquake；Simultaneously in branch
Possesses vertical force measuring function all the time during seat whole service.
Claims (4)
1. a kind of vertical force measurement type bridge pad, including the upper base plate for setting gradually from top to bottom（1）, middle seat board（4）With lower seat
Plate（7）, in middle seat board（4）Lower surface be provided with lower peripheral surface stainless steel slide plate（5）, lower seat board（7）Upper surface be provided with lower peripheral surface
Nonmetallic slide plate（6）, lower peripheral surface stainless steel slide plate（5）With lower peripheral surface nonmetallic slide plate（6）Spherical pivoting friction pair is formed, it is special
Levy and be：In lower seat board（7）Center and lower peripheral surface nonmetallic slide plate（6）Center offer for vertically place force-measuring sensing
Device（8）Installation cavity, force cell（8）By connecting bolt（10）It is fixed in installation cavity, force cell（8）Dynamometry
The center superposition of stress point and friction pair.
2. a kind of vertical force measurement type bridge pad as claimed in claim 1, it is characterised in that：Described force cell（8）
Top installation center nonmetallic slide plate（9）, center nonmetallic slide plate（9）With middle seat board（4）The lower peripheral surface stainless steel slide plate for pasting
（5）Lower surface fit, center nonmetallic slide plate（9）With lower peripheral surface nonmetallic slide plate（6）Between there is gap.
3. a kind of vertical force measurement type bridge pad as claimed in claim 1, it is characterised in that：Described installation cavity is cylindrical type
Cavity.
4. a kind of vertical force measurement type bridge pad as claimed in claim 1, it is characterised in that：Described lower seat board（7）Inside open
It is provided with the long slot bore that force cell connecting line is passed through.
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| CN201621005190.7U CN206204770U (en) | 2016-08-30 | 2016-08-30 | A kind of vertical force measurement type bridge pad |
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| CN201621005190.7U CN206204770U (en) | 2016-08-30 | 2016-08-30 | A kind of vertical force measurement type bridge pad |
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| CN106192739A (en) * | 2016-08-30 | 2016-12-07 | 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 thereof |
| CN108505435A (en) * | 2018-06-06 | 2018-09-07 | 中国铁路设计集团有限公司 | A kind of bimirror face intermediate plate for railway bridge bearing |
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| CN112284592A (en) * | 2020-10-20 | 2021-01-29 | 中国铁路设计集团有限公司 | Force measuring method for high-precision vertical force measurement longitudinal and multidirectional movable spherical support |
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| CN115096486A (en) * | 2022-05-07 | 2022-09-23 | 中交公路长大桥建设国家工程研究中心有限公司 | Force measurement and displacement type friction pendulum support and sensor replacement method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106192739A (en) * | 2016-08-30 | 2016-12-07 | 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 thereof |
| CN106192739B (en) * | 2016-08-30 | 2018-07-06 | 洛阳双瑞特种装备有限公司 | A kind of vertical force measurement type bridge pad and its force measuring method |
| CN108505435A (en) * | 2018-06-06 | 2018-09-07 | 中国铁路设计集团有限公司 | A kind of bimirror face intermediate plate for railway bridge bearing |
| 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 |
| CN110106782B (en) * | 2019-04-26 | 2024-03-26 | 中船双瑞(洛阳)特种装备股份有限公司 | Vertical force-measuring bridge support and force-measuring method |
| CN112284592A (en) * | 2020-10-20 | 2021-01-29 | 中国铁路设计集团有限公司 | Force measuring method for high-precision vertical force measurement longitudinal and multidirectional movable spherical support |
| CN112284592B (en) * | 2020-10-20 | 2022-06-10 | 中国铁路设计集团有限公司 | Force measuring method for high-precision vertical force measuring longitudinal movable or multidirectional movable spherical support |
| CN113432774A (en) * | 2021-06-24 | 2021-09-24 | 烟台华皓电子科技有限公司 | Adjustable pressure sensor and use method thereof |
| CN115096486A (en) * | 2022-05-07 | 2022-09-23 | 中交公路长大桥建设国家工程研究中心有限公司 | Force measurement and displacement type friction pendulum support and sensor replacement method |
| CN115096486B (en) * | 2022-05-07 | 2023-10-27 | 中交公路长大桥建设国家工程研究中心有限公司 | Force measurement and displacement type friction pendulum support and sensor replacement method |
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