CN110174192A - A kind of vertical device for measuring force and force measuring method - Google Patents
A kind of vertical device for measuring force and force measuring method Download PDFInfo
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- CN110174192A CN110174192A CN201910345804.8A CN201910345804A CN110174192A CN 110174192 A CN110174192 A CN 110174192A CN 201910345804 A CN201910345804 A CN 201910345804A CN 110174192 A CN110174192 A CN 110174192A
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000007747 plating Methods 0.000 claims abstract description 105
- 238000012360 testing method Methods 0.000 claims abstract description 44
- 238000006073 displacement reaction Methods 0.000 claims abstract description 36
- 238000005259 measurement Methods 0.000 claims description 39
- 239000007769 metal material Substances 0.000 claims description 15
- 210000000452 mid-foot Anatomy 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 13
- 230000002093 peripheral effect Effects 0.000 description 42
- 229910001220 stainless steel Inorganic materials 0.000 description 39
- 239000010935 stainless steel Substances 0.000 description 39
- 229910000831 Steel Inorganic materials 0.000 description 17
- 230000000694 effects Effects 0.000 description 17
- 239000010959 steel Substances 0.000 description 17
- 238000009413 insulation Methods 0.000 description 15
- 230000035939 shock Effects 0.000 description 15
- 239000000203 mixture Substances 0.000 description 14
- 238000010276 construction Methods 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- 238000010521 absorption reaction Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 241000700608 Sagitta Species 0.000 description 1
- 229910000639 Spring steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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- 238000007429 general method Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/04—Measuring force or stress, in general by measuring elastic deformation of gauges, e.g. of springs
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- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
A kind of vertical device for measuring force and force measuring method, the corrugated plating vertical deformation and top loading force of the device are in a linear relationship, by measuring the deflection of vertical displacement difference or the distance between corrugated plating and bottom basin difference or corrugated plating as caused by corrugated plating deformation between superstructure and substructure, vertical carrying counter can be released.The relationship between loading force and measuring cell reading is demarcated by load test, realizes power-displacement conversion.Measuring cell can be the displacement sensor met the requirements or strain class sensor, measuring cell are placed in overall structure outside, replacement are readily disassembled after damage.The device has the advantages that simple, dynamometry clear principle is reliable.
Description
Technical field
The present invention relates to device for measuring force, particularly relate to a kind of vertical device for measuring force for being applied to the fields such as bridge, building
And force measuring method.
Background technique
Measurement for object or structure vertical bearing capacity, general method are using load cell, and sensor is by one
The electric bridge electricity that a or multiple elastomers that deformation can be generated after stress and the resistance strain gage that can incude this deformation quantity form
Road composition, output one is held the signal of linear direct ratio variation with external force, this signal is amplified by amplifying circuit, then by converter
It is converted, microprocessor is handled and shows bearing capacity value.The general volume of the sensor of the type is larger, is not able to satisfy bridge
Beam and the interior measurement demand for large-tonnage structural bearing of building field, and the design service life of bridge construction field structure
It is general longer, it is dozens or even hundreds of year, and the service life of load cell is shorter, in the case where there is the use condition vertically carried
It cannot accomplish to be convenient for changing.
For bridge technology field, as China's highway, railroad bridge construction increase year by year, the various load packets of bridge
The test and monitoring for including the vertical loads such as quiet, dynamic and impact load have important practical significance to the operation of bridge.Bridge pad
As the direct main Force transmission parts of bridge structure superstructure and substructure, the variation of the stress of support can be largely
The overall operation situation of bridge is reacted, realizes the acquisition of the vertical counter-force monitoring data of bridge pad, that is, bridge, can be the strong of bridge
Health monitoring provides technical basis.The bridge pad for having vertical force measuring function at present is less, mainly in following deficiency:
(1) sliding of support level, vertical rotating have an impact to vertical dynamometry.
(2) load-sensing unit replaces difficult, support force measuring function longevity system after reaching service life,.
(3) rubber material is used, aging is easy, influences service life.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of vertical device for measuring force and force measuring method, the wave of the device
Card vertical deformation and top loading force are in a linear relationship, pass through measurement superstructure as caused by corrugated plating deformation and lower junction
The deflection of vertical displacement difference or the distance between corrugated plating and bottom basin difference or corrugated plating between structure, counter can release and vertically hold
It carries.The relationship between loading force and measuring cell reading is demarcated by load test, realizes power-displacement conversion.Measuring cell
It can be the displacement sensor met the requirements or strain class sensor, measuring cell is placed in overall structure outside, after damage
It is readily disassembled replacement.The device has the advantages that simple, dynamometry clear principle is reliable.
To realize the above-mentioned technical purpose, used technical solution is: a kind of vertical device for measuring force, and setting is filled in testing force
Lower section, including corrugated plating, bottom basin and measuring cell are set, corrugated plating is circular annular form made of high-strength high-elasticity metal material
Plate, corrugated plating are arranged in bottom basin, and deformation gap, measuring cell setting are equipped between the side wall of corrugated plating and the medial surface of bottom basin
On the excircle of testing force device, and measure that the vertical displacement between testing force device and bottom basin is poor or measuring cell is set
It sets on the inner wall of bottom basin or on corrugated plating, and measures the radial-deformation of corrugated plating, the middle part center of corrugated plating is equipped with upward
Support portion raised or to lower recess, support portion is contacted with the upper surface of the top surface of testing force device or bottom basin, from corrugated plating
Midfoot support portion is alternately equipped with using corrugated plating center as the annular relief in the center of circle or/and annular recess outward, makes annular
The top surface of lug boss and the top surface ring shaped contact of testing force device, the upper surface annular of the bottom surface and bottom basin that make annular recess connect
Touching.
The plate thickness of the plate thickness of support portion, the plate thickness of annular relief and annular recess is unequal.
Support portion and annular relief or annular recess rounding off, annular relief and the round and smooth mistake of annular recess
It crosses.
Measuring cell is linear displacement transducer or displacement sensor for pull rope.Testing force device is bridge pad or building branch
Seat.
A kind of force measuring method of vertical device for measuring force, comprising the following steps:
Step 1: being placed in below calibration loading device using vertical device for measuring force described in claim 1；
Step 2: treating device for measuring force load calibration loading force, and measuring cell is read, obtains calibration loading force and measurement member
The relational expression of part shift value；
Step 3: vertical device for measuring force is placed in below testing force device, the calibration loading force obtained according to step 2 and measurement
The relational expression of element shift value reversely show that testing force fills by the shift value for the measuring cell being mounted on testing force device
The load force value set.
The medicine have the advantages that
1) corrugated plating uses metal material, and linear elasticity is good, and the service life is long, and not affected by environment, the loading force being subject to is more accurate.
2) measuring cell measurement as caused by corrugated plating deformation between superstructure and substructure vertical displacement difference or
The radial-deformation of person's corrugated plating, structure can guarantee the accurate of loading force, demarcate loading force and measurement member by load test
Relationship between part reading, realizes power-displacement conversion.
3) measuring cell is installed on integrally-built outside, realizes that the purpose being detachably conveniently replaceable, power measure function
It can be matched with the service life of support construction.
4) by adjusting corrugated board structures dimensional parameters, such as outer diameter, plate thickness, can meet the needs of large-tonnage carrying.
5) the use function of not influencing superstructure and substructure, as the vertical carrying of bridge pad, glide direction are sliding
It moves, limit direction limits and vertical rotating function；Be the bridge pad of spherical surface for upper friction pair, have under geological process subtract every
Shake function.
Detailed description of the invention
Fig. 1 is 1 structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the A-A cross-sectional view of 1 structure of the embodiment of the present invention；
Fig. 3 is 2 structural schematic diagram of the embodiment of the present invention；
Fig. 4 is the A-A cross-sectional view of 2 structure of the embodiment of the present invention；
Fig. 5 is 3 structural schematic diagram of the embodiment of the present invention；
Fig. 6 is the A-A cross-sectional view of 3 structure of the embodiment of the present invention；
Fig. 7 is 4 structural schematic diagram of the embodiment of the present invention；
Fig. 8 is the A-A cross-sectional view of 4 structure of the embodiment of the present invention；
Fig. 9 is 5 structural schematic diagram of the embodiment of the present invention；
Figure 10 is the A-A cross-sectional view of 5 structure of the embodiment of the present invention；
Figure 11 is 6 structural schematic diagram of the embodiment of the present invention；
Figure 12 is the A-A cross-sectional view of 6 structure of the embodiment of the present invention；
Figure 13 is corrugated plating cross-sectional view of the present invention (number of rings n=1)；
Figure 14 is corrugated plating plan view of the present invention (number of rings n=1)；
Figure 15 is corrugated plating cross-sectional view of the present invention (number of rings n=2)；
Figure 16 is 7 structural schematic diagram of the embodiment of the present invention；
Figure 17 is 8 structural schematic diagram of the embodiment of the present invention；
Figure 18 is the A-A cross-sectional view of 8 structure of the embodiment of the present invention；
Figure 19 is 9 structural schematic diagram of the embodiment of the present invention；
Figure 20 is the A-A cross-sectional view of 9 structure of the embodiment of the present invention；
Figure 21 is the cross-sectional view (number of rings n=2) that the present invention is equipped with rope sensor corrugated plating；
Figure 22 is the plan view (number of rings n=2) that the present invention is equipped with rope sensor corrugated plating；
Figure 23 is 10 structural schematic diagram of the embodiment of the present invention；
In figure: 1, upper base plate, 2, upper stainless steel slide plate, 3, upper nonmetallic slide plate, 4, middle seat board, 5, lower peripheral surface stainless steel slide plate,
6, lower peripheral surface nonmetallic slide plate, 7, lower seat board, 8, measuring cell, 9, corrugated plating, 10, bottom basin, 11, guiding stainless steel slide plate, 12,
It is oriented to nonmetallic slide plate, 01, midfoot support portion, 02, annular relief, 03, annular recess.
Specific embodiment
A kind of vertical device for measuring force is arranged below testing force device, and testing force device is bridge pad or builds support,
When testing force device is by loading force, perpendicular device for measuring force can obtain corresponding loading force measurement result in real time.
As shown in Fig. 1-Figure 12, a kind of vertical device for measuring force is axis center symmetrical structure, including corrugated plating 9,10 and of bottom basin
Measuring cell 8, corrugated plating 9 are circular annular form plate made of high-strength high-elasticity metal material, and corrugated plating 9 is arranged in bottom basin 10
It is interior, deformation gap is equipped between the side wall of corrugated plating 9 and the medial surface of bottom basin 10, testing force device is arranged in measuring cell 8
On excircle, and measure that the vertical displacement between testing force device and bottom basin 10 is poor or bottom basin 10 is arranged in measuring cell 8
On inner wall or on corrugated plating 10, and the radial-deformation of corrugated plating 9 is measured, when being arranged on the inner wall of bottom basin 10, measuring cell
What is measured is the diameter change of corrugated plating 10, is arranged when on corrugated plating, and measurement is that the radian that corrugated plating compresses changes, ripple
The middle part center of plate 9 be equipped with raise upward or to lower recess support portion 01, the top surface or bottom of support portion 01 and testing force device
The upper surface of basin 10 contacts, and is alternately equipped with outward using corrugated plating center as the ring in the center of circle from the midfoot support portion 01 of corrugated plating 9
Shape lug boss 02 or/and annular recess 03 make the top surface of annular relief 02 and the top surface ring shaped contact of testing force device, make
The bottom surface of annular recess 03 and the upper surface ring shaped contact of bottom basin 10.
The plate thickness of the plate thickness of support portion 01, the plate thickness of annular relief 02 and annular recess 03 differs, corrugated plating section
Equal thickness does not design, to obtain preferable mechanical property.As shown in Figure 13, Figure 15, the thickness of h1, h2, h3 are differed.
Support portion 01 and 03 rounding off of annular relief 02 or annular recess, annular relief 02 and annular recess
03 rounding off.
Corrugated plating material is high-strength high-elasticity metal material, such as spring steel.
As shown in Figure 13, Figure 14, Figure 15, corrugated plating generally annulus shape, with the testing force device of superstructure and under
The contact surface of portion's structure is annular, can be according to the outer diameter D by bearing capacity size variation entirety annulus, ring number n, every ring diameter
D1, d2 ..., each section plate thickness h1, h2, h3, sagitta b, bending angle θ, the parameters such as knuckle r1, r2, r3 are allowed to form
More excellent group shares the testing force device for matching different loading force sizes.
A kind of force measuring method of vertical device for measuring force, comprising the following steps:
Step 1: being placed in below calibration loading device using vertical device for measuring force described in claim 1；
Step 2: treating device for measuring force load calibration loading force, and measuring cell is read, obtains calibration loading force and measurement member
The relational expression of part shift value；
Step 3: vertical device for measuring force is placed in below testing force device, the calibration loading force obtained according to step 2 and measurement
The relational expression of element shift value reversely show that testing force fills by the shift value for the measuring cell being mounted on testing force device
The load force value set.
The corrugated plating just can set or be inverted in inside configuration, even if the support portion at middle part is recessed or convex, work as support
When subordinate is recessed, the connection of support portion periphery is annular relief, and when support portion is convex, the connection of support portion periphery is that annular is recessed
Concave portion, at this point, number of rings is 1, as shown in figure 13, when number of rings is greater than 1, as shown in figure 15, according to alternately rule, annular recess connects
It connects annular relief or annular relief connects annular shape recessed portion, make the section corrugated shape of entire corrugated plating.
The measuring cell is mounted on the installation of the outside between superstructure and substructure, and quantity is 2 or 4
It is a, it depending on mounting means is as needed, is generally threadedly coupled or is bonded, when to measure vertical displacement difference, such as Fig. 1-Figure 16 institute
Show, linear displacement transducer can be used, pops one's head in and correspond to the circumferential top surface setting of substructure (bottom basin), as shown in Figure 18-Figure 23,
Or be mounted on the inner wall of bottom basin, the displacement sensor of contact needs pre-pressing between corrugated plating and bottom basin, contactless
The probe of displacement sensor should correspond to corrugated plating setting, such as HG-C1030 laser displacement sensor, HJ-300 current vortex position
Displacement sensor.Displacement sensor for pull rope can also be used as shown in Figure 21, Figure 22 to measure the radial-deformation of corrugated plating, can pacify
It fills on corrugated plating, drawstring rope end is connected on the outer diameter side ring surface of corrugated plating, drives drawstring by the radial deformation of corrugated plating
Generate change in location.When corrugated plating measures outer diameter arc length deflection, outer diameter side is machined with the ditch of installation displacement sensor for pull rope
Slot.
The bottom surface of the superstructure is plane, is contacted with the top surface of all annular reliefs of corrugated plating, contact surface
For planar annular.
It is planar annular that the upper surface of the substructure (bottom basin) is contacted with the bottom surface of the annular recess of corrugated plating, with
Boss is set at corrugated plating annular relief or annular recess cooperation, plays the effect of protection structure safety.
Embodiment 1
The vertical dynamometry ball shaped steel bearing of multidirectional activity is provided, as shown in Figure 1, 2.It is mainly 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, measuring cell 8,
Corrugated plating 9, the equal components composition of bottom basin 10.Contain flat frictional pair (upper stainless steel slide plate 2 and upper between upper base plate 1 and middle seat board 4
Nonmetallic slide plate 3 forms)；Contain spherical surface friction secondary (lower peripheral surface stainless steel slide plate 5 and lower peripheral surface between middle seat board 4 and lower seat board 7
Nonmetallic slide plate 6 forms), flat frictional pair and the secondary vertical pressure-bearing friction for collectively constituting support of spherical surface friction are secondary, have vertical
Carrying, longitudinal and transverse bridge to sliding, vertical rotating function.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The number of rings of corrugated plating 9 is 1, and middle part is recessed support portion, and support portion periphery is annular relief,
The measurement of measuring cell 8 lower vertical displacement between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating is poor, passes through load test
The relationship between loading force and measuring cell reading is demarcated, realizes power-displacement conversion；Measuring cell 8 is installed on the outer of support
Around, realize that the purpose being detachably conveniently replaceable, power measurement function can be matched with the service life of support construction；By adjusting ripple
9 parameters of structural dimension of plate can meet the needs of large heavy girder support carrying.
The vertical dynamometry ball shaped steel bearing of multidirectional activity of the present embodiment is under normal circumstances, it can be achieved that vertical carrying, level
Vertical bridge is to, the sliding of direction across bridge and support vertical rotating function.Measuring cell 8 is placed in carrier exterior simultaneously, facilitates dismounting more
It changes, so that support has vertical force measuring function always during whole service.
Embodiment 2
The vertical dynamometry ball shaped steel bearing of one-way movable is provided, as shown in Figure 3,4.It is mainly 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, measuring cell 8,
Corrugated plating 9, bottom basin 10 wait components to form.Between upper base plate 1 and middle seat board 4 containing flat frictional pair (upper stainless steel slide plate 2 and
Upper nonmetallic slide plate 3 forms)；Contain spherical surface friction secondary (lower peripheral surface stainless steel slide plate 5 and lower ball between middle seat board 4 and lower seat board 7
Face nonmetallic slide plate 6 forms), 1 two Horizontal limiting directions of bottom basin 10 and upper base plate have guiding friction pair (to be slided by guiding stainless steel
Plate 11 and guiding nonmetallic slide plate 12 form).Flat frictional pair and spherical surface friction pair collectively constitute the vertical pressure-bearing friction of support
Pair has vertical carrying, main displacement direction sliding, vertical rotating function；Guiding friction pair plays support and limits in limit direction
Function is slid with glide direction.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The measurement of measuring cell 8 lower vertical position between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating
It is poor to move, and demarcates the relationship between loading force and measuring cell reading by load test, realizes power-displacement conversion；Measurement member
Part 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power measures function can be with the service life of support construction
Matching；By adjusting 9 parameters of structural dimension of corrugated plating, can meet the needs of large heavy girder support carrying.
The vertical dynamometry ball shaped steel bearing of the one-way movable of the present embodiment is under normal circumstances, it can be achieved that vertical carrying, the status of a sovereign
Sliding, the limit of limit direction and support vertical rotating function are shifted to, while measuring cell 8 is placed in carrier exterior, facilitates dismounting
Replacement, so that support has vertical force measuring function always during whole service.
Embodiment 3
Fixed vertical dynamometry ball shaped steel bearing is provided, as shown in Figure 5,6., mainly by upper base plate 1, upper stainless steel slide plate 2 is upper non-for it
Metal slider 3, middle seat board 4, lower peripheral surface stainless steel slide plate 5, lower peripheral surface nonmetallic slide plate 6, lower seat board 7, measuring cell 8, ripple
Plate 9, the equal components composition of bottom basin 10.Contain flat frictional pair (upper stainless steel slide plate 2 and upper non-gold between upper base plate 1 and middle seat board 4
Belong to slide plate 3 to form)；Contain spherical surface friction secondary (lower peripheral surface stainless steel slide plate 5 and the non-gold of lower peripheral surface between middle seat board 4 and lower seat board 7
Belong to slide plate 6 to form)；The vertical pressure-bearing friction that flat frictional pair and spherical surface friction pair collectively constitute support is secondary, has vertical carrying
With vertical rotating function.The basin ring and bottom basin 10 of upper base plate 1 are arranged in small―gap suture, play support in the i.e. fixed function of surrounding limit
Energy.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The measurement of measuring cell 8 lower vertical position between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating
It is poor to move, and demarcates the relationship between loading force and measuring cell reading by load test, realizes power-displacement conversion；Measurement member
Part 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power measures function can be with the service life of support construction
Matching；By adjusting 9 parameters of structural dimension of corrugated plating, can meet the needs of large heavy girder support carrying.
The vertical dynamometry ball shaped steel bearing of the fixation of the present embodiment is under normal circumstances, it can be achieved that vertical carrying, horizontal direction limit
Position and support vertical rotating function, while position measuring cell 8 is placed in carrier exterior, facilitates disassembling, assembling and replacing, so that support is whole
Always has vertical force measuring function in a operational process.
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.Its mainly by upper base plate 1, on
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, measuring cell 8, corrugated plating 9, the equal components composition of bottom basin 10.Between upper base plate 1 and middle seat board 4 containing the friction of upper spherical surface it is secondary (on
Stainless steel slide plate 2 and upper nonmetallic slide plate 3 form)；Containing lower peripheral surface friction pair, (lower peripheral surface is not between middle seat board 4 and lower seat board 7
Become rusty steel slide plate 5 and the composition of lower peripheral surface nonmetallic slide plate 6), the vertical pressure-bearings that two upper and lower spherical surfaces friction pairs collectively constitute support are rubbed
It wipes secondary, has vertical carrying, longitudinal and transverse bridge to sliding, vertical rotating function.When earthquake, support passes through bispherical synthesis
Realization slides back and forth horizontally, during reciprocatingly sliding, by the frictional resistance dissipation seismic energy of sliding surface, and extending structure
Reach damping and isolation effect natural vibration period；After earthquake, superstructure resets support from restoring force is reformed.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The measurement of measuring cell 8 lower vertical position between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating
It is poor to move, and demarcates the relationship between loading force and measuring cell reading by load test, realizes power-displacement conversion；Measurement member
Part 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power measures function can be with the service life of support construction
Matching；By adjusting 9 parameters of structural dimension of corrugated plating, can meet the needs of large heavy girder support carrying.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of multidirectional activity of the present embodiment is under normal circumstances, it can be achieved that perpendicular
To carrying, horizontal vertical bridge to, the sliding of direction across bridge, support vertical rotating function；It is realized in earthquake automatic after subtracting shock insulation and shake
Reset function；Measuring cell 8 is placed in carrier exterior simultaneously, disassembling, assembling and replacing is facilitated, so that support begins during whole service
Has vertical force measuring function eventually.
Embodiment 5
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of one-way movable is provided, as shown in Figures 9 and 10.Its mainly 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, measuring cell 8, corrugated plating 9, the equal components composition of bottom basin 10.It is secondary containing the friction of upper spherical surface between upper base plate 1 and middle seat board 4
(upper stainless steel slide plate 2 and upper nonmetallic slide plate 3 form)；Contain secondary (the lower ball of lower peripheral surface friction between middle seat board 4 and lower seat board 7
Face stainless steel slide plate 5 and lower peripheral surface nonmetallic slide plate 6 form), 1 two Horizontal limiting directions of bottom basin and upper base plate have guiding to rub
Secondary (being made of guiding stainless steel slide plate 11 and guiding nonmetallic slide plate 12).Two spherical surface friction pairs collectively constitute the vertical of support
Pressure-bearing friction is secondary, has vertical carrying, main displacement direction sliding, vertical rotating function；Guiding friction pair plays support and is limiting
Direction limit and glide direction slide function.When earthquake, limit plate is cut, and support is realized horizontal by bispherical synthesis
It reciprocatingly slides, during reciprocatingly sliding, by the frictional resistance dissipation seismic energy of sliding surface, and extending structure self-vibration is all
Phase reaches damping and isolation effect；After earthquake, superstructure resets support from restoring force is reformed.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The measurement of measuring cell 8 lower vertical position between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating
It is poor to move, and demarcates the relationship between loading force and measuring cell reading by load test, realizes power-displacement conversion；Measurement member
Part 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power measures function can be with the service life of support construction
Matching；By adjusting 9 parameters of structural dimension of corrugated plating, can meet the needs of large heavy girder support carrying.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of the one-way movable of the present embodiment is under normal circumstances, it can be achieved that perpendicular
Sliding, the limit of limit direction and support vertical rotating function are shifted to carrying, the status of a sovereign；It is realized in earthquake after subtracting shock insulation and shake certainly
Dynamic reset function；Measuring cell 8 is placed in carrier exterior simultaneously, disassembling, assembling and replacing is facilitated, so that support is during whole service
Always has vertical force measuring function.
Embodiment 6
Fixed vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation is provided, as shown in Figure 11,12.Its mainly by upper base plate 1, on not
Become rusty 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,
Measuring cell 8, corrugated plating 9, the equal components composition of bottom basin 10.Between upper base plate 1 and middle seat board 4 containing the friction of upper spherical surface it is secondary (on not
Become rusty steel slide plate 2 and the composition of upper nonmetallic slide plate 3)；Containing lower peripheral surface friction pair, (lower peripheral surface is stainless between middle seat board 4 and lower seat board 7
Steel slide plate 5 and lower peripheral surface nonmetallic slide plate 6 form).The vertical pressure-bearing friction that two spherical surface friction pairs collectively constitute support is secondary, tool
Standby vertical carrying, vertical rotating function；The basin ring and bottom basin 10 of upper base plate 1 are arranged in small―gap suture, play support and limit in surrounding
That is fixed function.When earthquake, limit plate is cut, and support is slid back and forth horizontally by bispherical synthesis realization, reciprocal
In sliding process, by the frictional resistance dissipation seismic energy of sliding surface, and extending structure natural vibration period, reach and subtracts shock insulation effect
Fruit；After earthquake, superstructure resets support from restoring force is reformed.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The measurement of measuring cell 8 lower vertical position between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating
It is poor to move, and demarcates the relationship between loading force and measuring cell reading by load test, realizes power-displacement conversion；Measurement member
Part 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power measures function can be with the service life of support construction
Matching；By adjusting 9 parameters of structural dimension of corrugated plating, can meet the needs of large heavy girder support carrying.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of the fixation of the present embodiment is under normal circumstances, it can be achieved that vertically hold
It carries, horizontal direction limits and support vertical rotating function；Auto-reset function after subtracting shock insulation and shake is realized in earthquake；It measures simultaneously
Element 8 is placed in carrier exterior, facilitates disassembling, assembling and replacing, so that support has vertical dynamometry function always during whole service
Energy.
Embodiment 7
The inverted multidirectional vertical dynamometry ball shaped steel bearing of activity of corrugated plating is provided, as shown in figure 16.Its mainly by upper base plate 1, on
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, measuring cell 8, corrugated plating 9, the equal components composition of bottom basin 10.Between upper base plate 1 and middle seat board 4 containing flat frictional pair (on not
Become rusty steel slide plate 2 and the composition of upper nonmetallic slide plate 3)；Contain secondary (the lower peripheral surface stainless steel of spherical surface friction between middle seat board 4 and lower seat board 7
Slide plate 5 and lower peripheral surface nonmetallic slide plate 6 form), flat frictional pair and the secondary vertical pressure-bearing for collectively constituting support of spherical surface friction are rubbed
It wipes secondary, has vertical carrying, longitudinal and transverse bridge to sliding, vertical rotating function.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and corrugated plating 9 and 10 medial surface of bottom basin have gap, is wave
Card deformation provides space；The measurement of measuring cell 8 lower vertical position between seat board 7 and bottom basin 10 as caused by 9 deformation of corrugated plating
It is poor to move, and demarcates the relationship between loading force and measuring cell reading by load test, realizes power-displacement conversion；Measurement member
Part 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power measures function can be with the service life of support construction
Matching；By adjusting 9 parameters of structural dimension of corrugated plating, can meet the needs of large heavy girder support carrying.
Embodiment 8
The vertical dynamometry ball shaped steel bearing of multidirectional activity is provided, as shown in Figure 17,18.It is mainly 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, corrugated plating 9,
Measuring cell 8, the equal components composition of bottom basin 10.Between upper base plate 1 and middle seat board 4 containing flat frictional pair (upper stainless steel slide plate 2 and
Upper nonmetallic slide plate 3 forms)；Contain spherical surface friction secondary (lower peripheral surface stainless steel slide plate 5 and lower ball between middle seat board 4 and lower seat board 7
Face nonmetallic slide plate 6 forms), flat frictional pair and the secondary vertical pressure-bearing friction for collectively constituting support of spherical surface friction are secondary, have perpendicular
To carrying, longitudinal and transverse bridge to sliding, vertical rotating function.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and measuring cell 8 is mounted on the suitable position of bottom basin 10；
Measuring cell 8 measures the radial deformation of corrugated plating 9, demarcates the pass between loading force and measuring cell reading by load test
System realizes power-displacement conversion；Measuring cell 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power
Measurement function can be matched with the service life of support construction；By adjusting 9 parameters of structural dimension of corrugated plating, large heavy girder can be met
The demand of support carrying.
The vertical dynamometry ball shaped steel bearing of multidirectional activity of the present embodiment is under normal circumstances, it can be achieved that vertical carrying, level
Vertical bridge is to, the sliding of direction across bridge and support vertical rotating function.Measuring cell 8 is placed in carrier exterior simultaneously, facilitates dismounting more
It changes, so that support has vertical force measuring function always during whole service.
One-way movable type spherical bearing, fixed spherical bearing can also realize force measuring function using the method for the present invention.
Embodiment 9
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of multidirectional activity is provided, as shown in Figure 19,20.Its mainly 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, corrugated plating 9, measuring cell 8, the equal components composition of bottom basin 10.It is secondary containing the friction of upper spherical surface between upper base plate 1 and middle seat board 4
(upper stainless steel slide plate 2 and upper nonmetallic slide plate 3 form)；Contain secondary (the lower ball of lower peripheral surface friction between middle seat board 4 and lower seat board 7
Face stainless steel slide plate 5 and lower peripheral surface nonmetallic slide plate 6 form), two upper and lower spherical surface friction pairs collectively constitute vertically holding for support
Pressure friction is secondary, has vertical carrying, longitudinal and transverse bridge to sliding, vertical rotating function.When earthquake, support passes through bispherical synthesis
Effect is realized and is slid back and forth horizontally, and during reciprocatingly sliding, by the frictional resistance dissipation seismic energy of sliding surface, and is extended
Free vibration period of structure reaches damping and isolation effect；After earthquake, superstructure resets support from restoring force is reformed.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and measuring cell 8 is mounted on the suitable position of bottom basin 10；
Measuring cell 8 measures the radial deformation of corrugated plating 9, demarcates the pass between loading force and measuring cell reading by load test
System realizes power-displacement conversion；Measuring cell 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power
Measurement function can be matched with the service life of support construction；By adjusting 9 parameters of structural dimension of corrugated plating, large heavy girder can be met
The demand of support carrying.
The vertical force measurement type hyperboloid spheroidal bearer of shock absorption and insulation of multidirectional activity of the present embodiment is under normal circumstances, it can be achieved that perpendicular
To carrying, horizontal vertical bridge to, the sliding of direction across bridge, support vertical rotating function；It is realized in earthquake automatic after subtracting shock insulation and shake
Reset function；Measuring cell 8 is placed in carrier exterior simultaneously, disassembling, assembling and replacing is facilitated, so that support begins during whole service
Has vertical force measuring function eventually.
One-way movable type hyperboloid spheroidal bearer of shock absorption and insulation, fixed hyperboloid spheroidal bearer of shock absorption and insulation can also apply this hair
Bright method realizes force measuring function.
Embodiment 10
The inverted multidirectional vertical dynamometry ball shaped steel bearing of activity of corrugated plating is provided, as shown in figure 23.Its mainly by upper base plate 1, on
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, corrugated plating 9, measuring cell 8, the equal components composition of bottom basin 10.Between upper base plate 1 and middle seat board 4 containing flat frictional pair (on not
Become rusty steel slide plate 2 and the composition of upper nonmetallic slide plate 3)；Contain secondary (the lower peripheral surface stainless steel of spherical surface friction between middle seat board 4 and lower seat board 7
Slide plate 5 and lower peripheral surface nonmetallic slide plate 6 form), flat frictional pair and the secondary vertical pressure-bearing for collectively constituting support of spherical surface friction are rubbed
It wipes secondary, has vertical carrying, longitudinal and transverse bridge to sliding, vertical rotating function.
For the material that corrugated plating 9 uses for metal material, linear elasticity is good, and measuring cell 8 is mounted on the suitable position of bottom basin 10；
Measuring cell 8 measures the radial deformation of corrugated plating 9, demarcates the pass between loading force and measuring cell reading by load test
System realizes power-displacement conversion；Measuring cell 8 is installed on the outside of support, realizes the purpose being detachably conveniently replaceable, power
Measurement function can be matched with the service life of support construction；By adjusting 9 parameters of structural dimension of corrugated plating, large heavy girder can be met
The demand of support carrying.The vertical dynamometry ball shaped steel bearing of multidirectional activity of the present embodiment is under normal circumstances, it can be achieved that vertically hold
It carries, horizontal vertical bridge is to, the sliding of direction across bridge and support vertical rotating function.Measuring cell 8 is placed in carrier exterior simultaneously, facilitates
Disassembling, assembling and replacing, so that support has vertical force measuring function always during whole service.
Claims (6)
1. a kind of vertical device for measuring force is arranged below testing force device, it is characterised in that: including corrugated plating (9), bottom basin (10)
With measuring cell (8), corrugated plating (9) is circular annular form plate made of high-strength high-elasticity metal material, and corrugated plating (9) setting exists
In bottom basin (10), deformation gap, measuring cell (8) setting are equipped between the side wall of corrugated plating (9) and the medial surface of bottom basin (10)
On the excircle of testing force device, and the vertical displacement measured between testing force device and bottom basin (10) is poor, or measurement member
Part (8) is arranged on the inner wall of bottom basin (10) or on corrugated plating (10), and measures the radial-deformation of corrugated plating (9), corrugated plating
(9) middle part center be equipped with raise upward or to lower recess support portion (01), the top surface of support portion (01) and testing force device
Or the upper surface contact of bottom basin (10), it is alternately equipped with outward with corrugated plating center from the midfoot support portion (01) of corrugated plating (9)
For the annular relief (02) or/and annular recess (03) in the center of circle, make top surface and the testing force device of annular relief (02)
Top surface ring shaped contact, make the bottom surface of annular recess (03) and the upper surface ring shaped contact of bottom basin (10).
2. a kind of vertical device for measuring force as described in claim 1, it is characterised in that: plate thickness, the annular protrusion of support portion (01)
The plate thickness in portion (02) and the plate thickness of annular recess (03) are unequal.
3. a kind of vertical device for measuring force as described in claim 1, it is characterised in that: support portion (01) and annular relief (02)
Or annular recess (03) rounding off, annular relief (02) and annular recess (03) rounding off.
4. a kind of vertical device for measuring force as described in claim 1, it is characterised in that: measuring cell (8) is straight-line displacement sensing
Device or displacement sensor for pull rope.
5. a kind of vertical device for measuring force as described in claim 1, it is characterised in that: testing force device is bridge pad or building
Support.
6. a kind of force measuring method of vertical device for measuring force as described in claim 1, it is characterised in that: the following steps are included:
Step 1: being placed in below calibration loading device using vertical device for measuring force described in claim 1；
Step 2: treating device for measuring force load calibration loading force, and measuring cell is read, obtains calibration loading force and measurement member
The relational expression of part shift value；
Step 3: vertical device for measuring force is placed in below testing force device, the calibration loading force obtained according to step 2 and measurement
The relational expression of element shift value reversely show that testing force fills by the shift value for the measuring cell being mounted on testing force device
The load force value set.
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| CN201910345804.8A CN110174192A (en) | 2019-04-26 | 2019-04-26 | A kind of vertical device for measuring force and force measuring method |
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| CN201910345804.8A CN110174192A (en) | 2019-04-26 | 2019-04-26 | A kind of vertical device for measuring force and force measuring method |
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Cited By (3)
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| CN110863425A (en) * | 2019-12-09 | 2020-03-06 | 河南交院工程技术有限公司 | Bridge structure |
| CN112748067A (en) * | 2020-12-23 | 2021-05-04 | 成都济通路桥科技有限公司 | Force measuring device for accurately measuring friction coefficient and support calibration method |
| 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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