CN206740294U - A kind of compound device for measuring force of large-tonnage Cable rope for ship - Google Patents

A kind of compound device for measuring force of large-tonnage Cable rope for ship Download PDF

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Publication number
CN206740294U
CN206740294U CN201720263880.0U CN201720263880U CN206740294U CN 206740294 U CN206740294 U CN 206740294U CN 201720263880 U CN201720263880 U CN 201720263880U CN 206740294 U CN206740294 U CN 206740294U
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CN
China
Prior art keywords
bearing pin
pin sensor
shaped ring
ship
hawser
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Expired - Fee Related
Application number
CN201720263880.0U
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Chinese (zh)
Inventor
王明升
李威
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Huazhong University of Science and Technology
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Huazhong University of Science and Technology
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Priority to CN201720263880.0U priority Critical patent/CN206740294U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model belongs to the testing equipment field of ship navigating equipment, more specifically, it is related to a kind of compound device for measuring force of large-tonnage Cable rope for ship, including I-beam, cord-pressing block and U-shaped ring, the articles holding table with intermediate recess is respectively arranged with the upper beam both ends of the I-beam, the bearing pin sensor of one cylinder passes through from the through hole of the bottom of U-shaped ring, the intermediate openings of U-shaped ring from the I-beam pass through, bearing pin sensor is located in intermediate openings, the both sides of opening have the fixture block of mutual cooperation and catch to fix the both ends of bearing pin sensor, one end of bearing pin sensor is connected with ppu, in the symmetrical metal clad foil foil gauge in intermediate beam both sides, metal foil stain gauge draws access strain bridge signal conditioner.It is high that the utility model detects accuracy for the tension force of hawser, and the damage to hawser is small, and the structure of the device it is simple, it is easily prepared itself and cost is cheap, be adapted to large-scale promotion to use.

Description

A kind of compound device for measuring force of large-tonnage Cable rope for ship
Technical field
The utility model belongs to the testing equipment field of ship navigating equipment, more particularly to a kind of large-tonnage is peculiar to vessel The compound device for measuring force of hawser.
Background technology
Super large marine mooring force is an important indicator of its mooring safety, each bar cable stress and its whether uniformly straight Connect and have influence on the excellent of ship's mooring systematic entirety energy.Unbalanced system stress is provided in every cable when resisting static load Although the pulling force of rope is not over its minimum breaking load, when meeting with powerful dynamic load, if having one in whole system Root hawser is broken because reaching minimum Fracture Force, and other hawsers can be also broken one by one because of the aggravation of system unbalance stress.Make Each cable stress is uniform in every group of hawser, only feels to be difficult to accomplish with people, digital-to-analogue ideally calculates and thing mould Experiment far can not meet to be theoretical and application to say that a step develops to power side.
Described although Chinese patent application discloses in pin type force cell and system for monitoring watercraft anchor line tension A kind of a kind of method for detecting cable tension, but this method is that bearing pin sensor is set to the company of release mooring hook base and release mooring hook Spindle, but this method has necessarily required connecting shaft, and need that the device for measuring force is arranged on release mooring hook in advance, job step It is rapid cumbersome, to being provided with certain environment and installation requirement.Therefore this method can't more directly be applied to actual answer In.
For above-mentioned technical problem, there is presently no see it is a set of it is simple in construction, measuring accuracy is high and is easily installed Tension detecting apparatus, how to solve above-mentioned technological difficulties, design a set of row and effective tension detecting apparatus, realize with it is actual The infinite approach of tension force when hawser uses, is problem to be solved in the utility model.
Utility model content
For the disadvantages described above or Improvement requirement of prior art, the utility model provides a kind of large-tonnage Cable rope for ship Compound device for measuring force, coordinate U-shaped ring to measure the tension force of hawser using I-beam, axial sensor is applied by hawser and pressed Power, the vertical component of hawser is intuitively measured according to the size of data that bearing pin sensor is detected in design drawing.It can solve the problem that ultra-large type The problem of ship cable is broken, the device for measuring force of this hawser monitoring is monitored in real time with solving cable tension, for of hawser Power detection accuracy is high, and the damage to hawser is small, not affected by environment, realizes easy for installation simple, and the structure of the device Simply, it is easily prepared itself and cost is cheap, be adapted to large-scale promotion use.
To achieve the above object, according to one side of the present utility model, there is provided a kind of large-tonnage Cable rope for ship is answered Close device for measuring force, it is characterised in that including I-beam, cord-pressing block and U-shaped ring,
Wherein, the articles holding table of an intermediate recess is respectively arranged with the upper beam both ends of the I-beam, in the I-beam Between opening is provided with the middle part of beam, a through hole is arranged at the bottom of the U-shaped ring, and the bearing pin sensor of a cylinder is worn from the through hole Cross, the intermediate openings of U-shaped ring from the I-beam pass through, and the bearing pin sensor is located in intermediate openings, the I-shaped The both sides of the pars intermedia opening of beam are additionally provided with the fixture block and catch of mutual cooperation, and the both ends of the bearing pin sensor are fixed, Hawser passes through from the sunk part of the articles holding table of the I-beam and the centre of U-shaped ring, corresponding perforate set on the cord-pressing block Enter in the cylinder of the upper end of the U-shaped ring and compress hawser, one end of the bearing pin sensor is connected with ppu, in institute The symmetrical metal clad foil foil gauge in intermediate beam both sides of I-beam is stated, the metal foil stain gauge draws access strain bridge Signal conditioner.
It is further preferred that being provided with screw thread on the cylinder of the upper end of the perforate of the cord-pressing block and U-shaped ring, pass through nut Rotational lock, to adjust the height of cord-pressing block.More comparative test shows, is connected through a screw thread to adjust the height of cord-pressing block Degree, to adjust the degree of crook of hawser, complies with test condition, improves final measuring accuracy.
Preferably, one end of the metal foil stain gauge is located at same point, per phase between two panels metal foil stain gauge Every 45 °.
Preferably, the dependent variable of wheatstone bridge circuits measurement I-beam is included in the strain bridge signal conditioner Value.By connecting ppu and strain bridge signal conditioner with foil gauge one end in bearing pin sensor, to realize signal Output and collection, so as in real time regulation and tension force.
Specifically, it is initial in measurement, by bearing pin sensor through the position of the bearing pin sensor of the U-shaped ring of design, and by U Type ring is placed in I-beam specified location, and thick hawser passes through the Baltimore groove at I-beam both ends, and middle U-shaped ring, and will Cord-pressing block pushes, and the distance pushed with nut control cord-pressing block, rotary nut, and hawser pushes fixed range, hawser bending production Raw certain angle.Size of data according to bearing pin sensor is detected in design drawing intuitively measures the vertical component of hawser, also may be used The foil gauge being bonded according to specified location on I-beam, by becoming bridge signal conditioner, measures the strain of relevant position, should answer The vertical component of variate and hawser is in certain proportion relation.Foil gauge measured value can be used for the numerical value of bearing pin sensor to check.It is logical The tension force of hawser can be detected immediately by crossing the method.
In general, by the contemplated above technical scheme of the utility model compared with prior art, have following excellent Point and beneficial effect:
(1) the compound device for measuring force of large-tonnage Cable rope for ship of the present utility model coordinates U type rings to measure using I-beam The tension force of hawser, pressure is applied to axial sensor by hawser, it is big according to the data that bearing pin sensor is detected in design drawing The vertical component of small measurement hawser directly perceived, coordinates the foil gauge of specified location fitting on I-beam, is nursed one's health by becoming bridge signal Device, the strain of relevant position is measured, the vertical component of the strain value and hawser is in certain proportion relation, and foil gauge measured value can use In bearing pin sensor numerical value check, compared in existing device for measuring force using single tension force acquisition mode, the utility model With reference to bearing pin sensor and foil gauge, the real-time strain suffered by hawser can be more accurately measured, and to hawser not damaged, Do not influence subsequent use.The problem of can solve the problem that super large marine cable breaks, to the device for measuring force of this hawser monitoring to solve Certainly cable tension monitors in real time, not affected by environment, realizes simple effect easy for installation.
(2) cylinder of the upper end of the compound device for measuring force cord-pressing block of large-tonnage Cable rope for ship of the present utility model and U-shaped ring Threaded connection is used to adjust the height of cord-pressing block, to adjust the degree of crook of hawser, complies with test condition, is improved final Measuring accuracy.By connecting ppu and strain bridge signal conditioner with foil gauge one end in bearing pin sensor, come The output and collection of signal are realized, so that regulation and tension force in real time.
(3) the compound device for measuring force of large-tonnage Cable rope for ship of the present utility model detects accuracy for the tension force of hawser Height, and the damage to hawser is small, and the structure of the device it is simple, it is easily prepared itself and cost is cheap, suitable large-scale promotion makes With.
Brief description of the drawings
Fig. 1 is cable tension detection overall structure figure of the present utility model;
Fig. 2 (a) and 2 (b) are hawser detection means I-beam front view and side view of the present utility model respectively;
Fig. 3 is U-shaped ring and cord-pressing block of the present utility model;
Fig. 4 is bearing pin sensor force diagram of the present utility model;
Fig. 5 is baffle plate scheme of installation of the present utility model.
In all of the figs, identical reference is used for representing identical element or structure, wherein:
1- I-beams, 2- hawsers, 3- cord-pressing blocks, 4-U type rings, 5- bearing pin sensors, 6- baffle plates, 7- foil gauges.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining The utility model, it is not used to limit the utility model.In addition, institute in each embodiment of the utility model disclosed below As long as the technical characteristic being related to does not form conflict each other, can is mutually combined.
Fig. 1 is the compound device for measuring force of large-tonnage Cable rope for ship of the present utility model, as illustrated, it include I-beam 1, Cord-pressing block 3 and U-shaped ring 4,
Wherein, the articles holding table 8 of an intermediate recess is respectively arranged with the upper beam both ends of the I-beam 1, the I-beam 1 Opening is provided with the middle part of intermediate beam, a through hole 9 is arranged at the bottom of the U-shaped ring 4, and the bearing pin sensor 5 of a cylinder is led to from this Being passed through in hole 9, the intermediate openings of U-shaped ring 4 from the I-beam pass through, and the bearing pin sensor 5 is located in intermediate openings, The both sides of the pars intermedia opening of the I-beam 1 are additionally provided with the fixture block and catch 6 of mutual cooperation, by the bearing pin sensor 5 Both ends fix, hawser 2 passes through from the sunk part of the articles holding table 8 of the I-beam 1 and the centre of U-shaped ring 4, the cord-pressing block Corresponding perforate is inserted in the cylinder of the upper end of the U-shaped ring 4 and compresses hawser 2 on 3, one end of the bearing pin sensor 5 with it is outer Portion's processor connection, in the symmetrical metal clad foil foil gauge 7 in the intermediate beam both sides of the I-beam 1, the type metal foil type should Become piece 7 and draw access strain bridge signal conditioner.
In a specific embodiment, it is threaded, leads on the cylinder of the upper end of the perforate of the cord-pressing block 3 and U-shaped ring 4 Cap rotation locking is crossed, to adjust the height of cord-pressing block 3.
In a specific embodiment, one end of the metal foil stain gauge 7 is located at same point, per two panels type metal foil type It is separated by 45 ° between foil gauge 7.
In a specific embodiment, comprising described in wheatstone bridge circuits measurement in the strain bridge signal conditioner The strain value of I-beam 1.
Preferably to explain the utility model, a specific embodiment given below:
As shown in Fig. 1~5, large-tonnage Cable rope for ship pin type sensor and foil gauge that the utility model patent is provided Compound dynamometry loading device, wherein hawser detection means I-beam front view as shown in Figure 2 and side view, according to the measurement of reality Demand processes this new structural I-beam.Preprepared bearing pin sensor is passed through to the lower opening of U-shaped ring in Fig. 3, and will be U-shaped Ring and bearing pin sensor pass through I-beam center, put correct position and angle.The hawser tightened is passed through into I-beam two End and U type rings, cord-pressing block is transferred, baffle plate is arranged on into I-beam specific bit according to mode in Fig. 5 in the way of in Fig. 3 Put, and fix.By mode in such as Fig. 3, the both ends cylinder of U-shaped ring passes pressure becket bridle, and is tightened with nut and gradually push pressure Rope block, can be according to actual conditions, using electric wrench or manual spanner.Cord-pressing block pushes distance to a declared goal, and hawser can be curved Folding produces specified angle, and now, the hawser tightened can produce vertical component, and the power is delivered to bearing pin sensor by U-shaped ring, pin Axle sensor produces Fig. 4 force diagram, and the stress that bearing pin sensor can measure bearing pin sensor at once by ppu is big The small i.e. vertical component of hawser.I-beam is produced two vertical forces by bearing pin sensor simultaneously, therefore I-beam can produce deformation, By Fig. 1 in I-beam correct position metal foil strain gauge, foil gauge, which is drawn, accesses strain bridge signal conditioner, in conditioner Comprising wheatstone bridge circuits, the numerical value of measuring strain, because the strain and hawser vertical stress are proportional, can count indirectly Hawser vertical stress is calculated, for directly checking or examining.According to actual conditions, the present apparatus can be used in various types of harbours Cable tension measures, and dynamometry scope can reach 10 tons~100 tons.
As it will be easily appreciated by one skilled in the art that preferred embodiment of the present utility model is the foregoing is only, not To limit the utility model, any modification of all made within spirit of the present utility model and principle, equivalent substitution and change Enter, should be included within the scope of protection of the utility model.

Claims (4)

1. a kind of compound device for measuring force of large-tonnage Cable rope for ship, it is characterised in that including I-beam (1), cord-pressing block (3) and U Type ring (4),
Wherein, the articles holding table (8) of an intermediate recess is respectively arranged with the upper beam both ends of the I-beam (1), the I-beam (1) Intermediate beam in the middle part of be provided with opening, a through hole (9), the bearing pin sensor of a cylinder are arranged at the bottom of the U-shaped ring (4) (5) passed through from the through hole (9), the U-shaped ring (4) passes through from the intermediate openings of the I-beam, the bearing pin sensor (5) In intermediate openings, the both sides of the pars intermedia opening of the I-beam (1) are additionally provided with the fixture block and catch (6) of mutual cooperation The both ends of the bearing pin sensor (5) are fixed, sunk part and U of the hawser (2) from the articles holding table (8) of the I-beam (1) The centre of type ring (4) passes through, on the cord-pressing block (3) corresponding perforate be inserted in the cylinder of the upper end of the U-shaped ring (4) and by cable Rope (2) is compressed, and one end of the bearing pin sensor (5) is connected with ppu, in the intermediate beam both sides of the I-beam (1) Symmetrical metal clad foil foil gauge (7), the metal foil stain gauge (7) draw access strain bridge signal conditioner.
2. the compound device for measuring force of large-tonnage Cable rope for ship as claimed in claim 1, it is characterised in that the cord-pressing block (3) Perforate and U-shaped ring (4) upper end cylinder on be provided with screw thread, and locked by cap rotation to adjust cord-pressing block (3) Height.
3. the compound device for measuring force of large-tonnage Cable rope for ship as claimed in claim 1 or 2, it is characterised in that the metal foil One end of formula foil gauge (7) is located at same point, is separated by 45 ° between every two panels metal foil stain gauge (7).
4. the compound device for measuring force of large-tonnage Cable rope for ship as claimed in claim 3, it is characterised in that the strain bridge letter The strain value of the I-beam (1) is measured in number conditioner comprising wheatstone bridge circuits.
CN201720263880.0U 2017-03-17 2017-03-17 A kind of compound device for measuring force of large-tonnage Cable rope for ship Expired - Fee Related CN206740294U (en)

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Application Number Priority Date Filing Date Title
CN201720263880.0U CN206740294U (en) 2017-03-17 2017-03-17 A kind of compound device for measuring force of large-tonnage Cable rope for ship

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Application Number Priority Date Filing Date Title
CN201720263880.0U CN206740294U (en) 2017-03-17 2017-03-17 A kind of compound device for measuring force of large-tonnage Cable rope for ship

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110617870A (en) * 2019-07-02 2019-12-27 蚌埠学院 Side pressure type weight sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110617870A (en) * 2019-07-02 2019-12-27 蚌埠学院 Side pressure type weight sensor

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171212

Termination date: 20200317

CF01 Termination of patent right due to non-payment of annual fee