CN109668669A - A kind of pin-connected panel cable force measurement device for the measurement of rope rope tension - Google Patents
A kind of pin-connected panel cable force measurement device for the measurement of rope rope tension Download PDFInfo
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- CN109668669A CN109668669A CN201910074413.7A CN201910074413A CN109668669A CN 109668669 A CN109668669 A CN 109668669A CN 201910074413 A CN201910074413 A CN 201910074413A CN 109668669 A CN109668669 A CN 109668669A
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- load cell
- rope
- wedge
- pin
- pedestal
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- 238000005259 measurement Methods 0.000 title claims abstract description 26
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 239000003921 oil Substances 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 5
- 230000004308 accommodation Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000004323 axial length Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000035515 penetration Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The present invention relates to a kind of pin-connected panel cable force measurement devices for the measurement of rope rope tension, erection seat including ring structure, the middle part of erection seat forms bearing cylinder avoid holes, erection seat includes the load cell pedestal and load cell wedge for the power transmission between corresponding anchor plate and adjusting nut, the load cell of at least two circumferentially spaced arrangements is provided between load cell pedestal and load cell wedge, described device seat is circumferentially assembled by releasable connection structure by least two erection seat valves.The present invention provides a kind of pin-connected panel cable force measurement devices that is not required to dismounting adjusting nut and can be realized to the detection of rope rope tension.
Description
Technical field
The present invention relates to a kind of pin-connected panel cable force measurement devices for the measurement of rope rope tension.
Background technique
Cable-stayed bridge is also known as Cable stayed bridge, is a kind of bridge being directly pulled in girder with many drag-lines on bridge tower, is by pressure-bearing
Tower, tension rope and hold a kind of structural system that curved beam body combines.It is considered as the multispan that drag-line replaces buttress
Flexibly support continuous beam.It can be such that moment of flexure in beam body reduces, and reduce building height, alleviate construction weight, save material.Tiltedly
Bridge is drawn mainly to be made of Sarasota, girder, suspension cable, wherein suspension cable is the important component of drag-line bridge, and suspension cable includes rope
Rope, rope rope are generally made of steel strand wires, and the both ends of rope rope pass through inhaul cable anchorage structure respectively and are connected with tower and pontic.Existing drawing
Rope anchor structure is as shown in Figure 1, include the bearing cylinder 4 for being fixedly connected on 1 one end of rope rope, the periphery of bearing cylinder 4 is provided with outer spiral shell
Line supports and is threaded with adjusting nut 3 on the external screw thread of cylinder, and one end contact of adjusting nut is fixedly connected with tower or pontic
Anchor plate 2 on.When in use, anchor plate is fixed together with tower or pontic, by screwing adjusting nut, carrys out side tension cords rope,
To keep the tension i.e. Suo Li of rope rope, this tension is most important, is the important parameter for guaranteeing bridge security.
Also have in the prior art and the form of load cell is set directly on rope rope to measure the tension of rope rope, but by
It sometimes needs repairing replacement in load cell, load cell installation form in the prior art is limited, and each dynamometry passes
When sensor maintenance replacement, require adjusting nut of dismantling, it is entire support cylinder completely by deviating from anchor plate after, replace force-measuring sensing
Then bearing cylinder is threaded on anchor plate by device again again, lock adjusting nut.This substitute mode is very dangerous and inconvenient,
Because rope rope is generally longer, after bearing cylinder is detached from by anchor plate, freely swing, it is easy to injure staff, in addition work as needs
When bearing cylinder is threaded on anchor plate again, it is also necessary to by special tool, very trouble.
Summary of the invention
The purpose of the present invention is to provide a kind of dismounting adjusting nuts that is not required to, and the assembly to the detection of rope rope tension can be realized
Formula cable force measurement device.
In order to solve the above technical problems, the technical solution in the present invention is as follows:
A kind of pin-connected panel cable force measurement device for the measurement of rope rope tension, the erection seat including ring structure, in erection seat
Portion forms bearing cylinder avoid holes, and erection seat includes the load cell bottom for the power transmission between corresponding anchor plate and adjusting nut
Seat and load cell wedge, it is circumferentially spaced to be provided at least two between load cell pedestal and load cell wedge
The load cell of arrangement, described device seat are circumferentially assembled by releasable connection structure by least two erection seat valves.
Load cell pedestal and load cell wedge or so arranged for interval, load cell wedge include between left and right every
The Left-side support and Right side support of arrangement, load cell wedge further include in being connected between Left-side support and Right side support
Between force transmission element, load cell is set between load cell pedestal and Right side support, load cell pedestal and left side branch
Support is butted between anchor plate and adjusting nut, is formed the nut for accommodating adjusting nut on the inside of intermediate force transmission element and is accommodated sky
Between.
The load cell is the resistance-strain type of dynamometer sensor that axis extends in left-right direction.
There are three load cells, and circumferentially uniform intervals arrange that there are three erection seat valves to three load cells, each to survey
Force snesor is respectively arranged on corresponding erection seat valve.
Load cell pedestal is provided with plunger shaft, hydraulic oil is filled in plunger shaft, load cell wedge is along left and right
Direction guiding movement is assemblied in plunger shaft, and load cell includes described in the detection that is set on the load cell pedestal
The oil pressure sensor of hydraulic oil pressure.
The invention has the benefit that the erection seat of the cable force measurement device in the present invention is by least two erection seat valve edges
Circumferential assembled, when needing to carry out tension detection to rope rope, adjusting nut need to only move back to the right certain distance, allow adjusting nut
There is certain installation gap between anchor plate, be then installed between adjusting nut and anchor plate from radial direction by each device valve
Installation gap in, load cell pedestal and load cell wedge contact between adjusting nut and anchor plate, dynamometry pass
Sensor is series on the tension force path of rope rope, can complete the tonometry to rope rope, since erection seat uses assembled valve
Formula structure, therefore be not required to by adjusting nut completely by being returned on bearing cylinder, rope rope will not be swung everywhere to the prior art is the same, be protected
The safety of construction is demonstrate,proved, which can both be constantly in realization rope rope tension between adjusting nut and anchor plate
On-line continuous detection, can also be when needing to detect, then the cable force measurement device is set between adjusting nut and anchor plate.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of inhaul cable anchorage structure in background of invention；
Fig. 2 is the usage state diagram of the embodiment of the present invention 1；
Fig. 3 is the structural schematic diagram of pin-connected panel cable force measurement device in Fig. 2；
Fig. 4 is the cooperation schematic diagram of load cell pedestal and load cell in Fig. 2；
Fig. 5 is the cooperation schematic diagram of load cell wedge and load cell in Fig. 2；
Fig. 6 is the usage state diagram of the embodiment of the present invention 2；
Fig. 7 is the structural schematic diagram of pin-connected panel cable force measurement device in Fig. 6.
Specific embodiment
It is a kind of for rope rope tension measurement pin-connected panel cable force measurement device embodiment 1 as shown in Fig. 2 ~ 5: including entirety
For the erection seat of ring structure, erection seat includes the load cell bottom for the power transmission between corresponding anchor plate and adjusting nut
Seat and load cell wedge, load cell pedestal and load cell wedge or so arrangement, erection seat is by three erection seats
Valve is circumferentially assembled.Specifically in the present embodiment, load cell pedestal is by the base plate including three sector structures
10, the circumferential end faces of two neighboring base plate are adapted to contact, and base plate is the fanning strip that thickness is extended in left-right direction, phase
The releasable connection structure for realizing releasable connection between neighboring devices seat valve, releasable connection knot are provided between adjacent two base plates 10
Structure includes the connecting plate 11 being set on two neighboring base plate and the fixing bolt that is threaded between corresponding two connecting plates 11
12.A load cell 8 is respectively connected on each base plate, three load cells circumferentially arrange by uniform intervals, in this reality
Applying load cell in example is the spoke type resistance-strain type of dynamometer sensor that axis extends in left-right direction.
Load cell wedge also has three pieces of compositions, three pieces of circumferentially spaced arrangements of load cell wedge, every piece of dynamometry
Sensor wedge includes the spaced apart Left-side support 9 in left and right and Right side support 7, load cell wedge further include being connected to
Intermediate force transmission element 6 between Left-side support 9 and Right side support 7, load cell 8 are set to each pedestal of load cell pedestal
The nut accommodation space 5 for accommodating adjusting nut is formed between plate 10 and corresponding Right side support 7, on the inside of intermediate force transmission element 6.
Left-side support, Right side support are the fan-shaped plate structure that plate thickness extends in left-right direction, and intermediate force transmission element is axis along left and right
The tile like structure that direction extends.That is to say, in the present embodiment, erection seat is by three modules by bolt assembly, Mei Gemo
Block include a base plate, a load cell, a Left-side support, a Right side support and be connected to Left-side support with
Intermediate force transmission element between Right side support.
In use, anchor plate and adjusting nut are adjusted, so that anchor plate and adjusting nut when needing to detect rope rope tension
Between have certain spacing, then the base plate of each module and Left-side support are filled between anchor plate and adjusting nut, lead to
It crosses bolt and each base plate is connected into an entirety, base plate is contacted with anchor plate, and Left-side support is contacted with adjusting nut, left side
The suffered power of support passes to Right side support through intermediate force transmission element, measures the power, the i.e. tension of rope rope by load cell.
The special construction of load cell wedge is reduced to the spacing limitation between anchor plate and adjusting nut, is also just reduced pair
The axial length requirement for supporting cylinder, because resistance-strain type of dynamometer sensor has certain axial length, if directly will be electric
Resistance strain-type force sensor is set between anchor plate and adjusting nut, then needing to support cylinder has longer axis to length ability
Meet；It is circumferential between each piece of load cell wedge not contact, it is circumferentially contacted between only each piece of load cell pedestal, it can be with
Reduce the demand to machining accuracy and assembly precision.
In other embodiments of the invention: erection seat can also be combined by two erection seat valves；Of load cell
Number can also be configured as needed, such as two, four or other numbers；It is not to be both needed to be arranged on each base plate
Load cell, the load cell number being arranged on each base plate do not need certain consistent, such as load cell yet
Pedestal includes small one and large one two base plates, and load cell can be all set on big base plate.
It is a kind of for rope rope tension measurement pin-connected panel cable force measurement device embodiment 2 as shown in Fig. 6 ~ 7: erection seat by
Two erection seat valves are constituted, and each erection seat valve includes a load cell pedestal 5, realizes two removable companies of erection seat valve
The releasable connection structure connect includes the threaded hole being disposed therein on a load cell pedestal and is set to another survey
Fixing bolt 7 is coated in bolt penetration hole on force snesor pedestal, threaded hole and bolt penetration hole.It is set on load cell pedestal
It is equipped with plunger shaft 6, plunger shaft is kidney-shaped structure, is filled with hydraulic oil in plunger shaft, load cell wedge 6 is led in left-right direction
It is assemblied in plunger shaft to movement, load cell wedge is exactly the piston rod of a tile like structure, and load cell includes
The oil pressure sensor 8 of the corresponding hydraulic oil pressure of the detection being set on corresponding load cell pedestal, oil pressure sensor 8 and piston
It is provided with switch valve on the oil circuit of chamber connection, turns off the switch valve when not needing to carry out tonometry, oil pressure is avoided to pass oil pressure
Sensor effect, guarantees the service life of oil pressure sensor.In use, load cell pedestal and load cell wedge directly push up
It is butted between anchor plate 2 and adjusting nut 3, rope rope tension suffered by adjusting nut is applied on load cell wedge 6, is surveyed
Force snesor wedge presses to hydraulic oil, and oil pressure sensor measures hydraulic oil pressure, according to load cell and hydraulic oil by
Power area converses pressure suffered by the load cell i.e. tension of rope rope.Not due to the load cell wedge in the present invention
Need to stretch out acting, thus its shift motion can design it is very short, the shift motion of load cell wedge within 3cm i.e.
Can, guarantee that the whole axial length of load cell pedestal and load cell wedge is unlikely to too long.Figure middle term 1 indicates rope
Rope, item 4 indicate bearing cylinder.
Claims (5)
1. a kind of pin-connected panel cable force measurement device for the measurement of rope rope tension, it is characterised in that: the device including ring structure
Seat, the middle part of erection seat form bearing cylinder avoid holes, and erection seat includes for the power transmission between corresponding anchor plate and adjusting nut
Load cell pedestal and load cell wedge, be provided at least between load cell pedestal and load cell wedge
The load cell of two circumferentially spaced arrangements, described device seat pass through releasable connection structure edge by least two erection seat valves
It is circumferential assembled.
2. pin-connected panel cable force measurement device according to claim 1, it is characterised in that: load cell pedestal and dynamometry pass
Sensor wedge or so arranged for interval, load cell wedge include the spaced apart Left-side support in left and right and Right side support, dynamometry
Sensor wedge further includes the intermediate force transmission element being connected between Left-side support and Right side support, and load cell is set to dynamometry
Between sensor base and Right side support, load cell pedestal and Left-side support contact between anchor plate and adjusting nut,
The nut accommodation space for accommodating adjusting nut is formed on the inside of intermediate force transmission element.
3. pin-connected panel cable force measurement device according to claim 2, it is characterised in that: the load cell is axis edge
The resistance-strain type of dynamometer sensor that left and right directions extends.
4. pin-connected panel cable force measurement device according to claim 3, it is characterised in that: there are three load cells, and three
Circumferentially uniform intervals arrange that there are three erection seat valves, and each load cell is respectively arranged at corresponding device to load cell
On seat valve.
5. pin-connected panel cable force measurement device according to claim 1, it is characterised in that: load cell pedestal is provided with work
Chamber is filled in, is filled with hydraulic oil in plunger shaft, guiding movement is assemblied in plunger shaft load cell wedge in left-right direction, dynamometry
Sensor includes the oil pressure sensor for the detection hydraulic oil pressure being set on the load cell pedestal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2019100292233 | 2019-01-12 | ||
| CN201910029223 | 2019-01-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109668669A true CN109668669A (en) | 2019-04-23 |
| CN109668669B CN109668669B (en) | 2024-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910074413.7A Active CN109668669B (en) | 2019-01-12 | 2019-01-25 | Assembled cable force measuring device for measuring tension of cable rope |
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| Country | Link |
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| CN (1) | CN109668669B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110082023A (en) * | 2019-05-09 | 2019-08-02 | 湖北工业大学 | A kind of real-time monitoring for cable force device and monitoring method |
| CN110725210A (en) * | 2019-05-01 | 2020-01-24 | 河南交院工程技术有限公司 | Inhaul cable stepping tensioning construction method and tensioning equipment |
| CN114428209A (en) * | 2022-04-06 | 2022-05-03 | 广东电网有限责任公司云浮供电局 | Isolator monitoring devices |
| CN117589347A (en) * | 2023-11-29 | 2024-02-23 | 钛玛科（北京）工业科技有限公司 | Tension sensor capable of detecting different directions |
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| JPH08178770A (en) * | 1994-12-22 | 1996-07-12 | Tokyo Seiko Co Ltd | Device and method for measuring tension of rope |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110725210A (en) * | 2019-05-01 | 2020-01-24 | 河南交院工程技术有限公司 | Inhaul cable stepping tensioning construction method and tensioning equipment |
| CN110082023A (en) * | 2019-05-09 | 2019-08-02 | 湖北工业大学 | A kind of real-time monitoring for cable force device and monitoring method |
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| CN114428209A (en) * | 2022-04-06 | 2022-05-03 | 广东电网有限责任公司云浮供电局 | Isolator monitoring devices |
| CN114428209B (en) * | 2022-04-06 | 2022-07-01 | 广东电网有限责任公司云浮供电局 | Isolator monitoring devices |
| CN117589347A (en) * | 2023-11-29 | 2024-02-23 | 钛玛科（北京）工业科技有限公司 | Tension sensor capable of detecting different directions |
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| Publication number | Publication date |
|---|---|
| CN109668669B (en) | 2024-06-25 |
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Effective date of registration: 20240528 Address after: 450000 No. 165 Nautical Middle Road, Erqi District, Zhengzhou City, Henan Province Applicant after: Henan Jiaoyuan Engineering Technology Group Co.,Ltd. Country or region after: China Address before: 450006, No. 173, Ying Road, Zhongyuan District, Henan, Zhengzhou, 14 Applicant before: Shang Tingdong Country or region before: China |
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