CN110422783A - A kind of steel wire safety detection method of stage hoist - Google Patents
A kind of steel wire safety detection method of stage hoist Download PDFInfo
- Publication number
- CN110422783A CN110422783A CN201910692535.2A CN201910692535A CN110422783A CN 110422783 A CN110422783 A CN 110422783A CN 201910692535 A CN201910692535 A CN 201910692535A CN 110422783 A CN110422783 A CN 110422783A
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- Prior art keywords
- steel wire
- detection method
- safety detection
- executing step
- stage
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/54—Safety gear
Abstract
The present invention provides a kind of steel wire safety detection method of stage hoist, is related to stage security technology area, method includes the following steps: S1: installing magnetizing apparatus in lifting drum, and installs hall sensor in steel wire exit；S2: by steel wire winding to lifting drum surface；S3: opening magnetizing apparatus, magnetizes to the steel wire of winding lifting drum；S4: the logical magnetic variation in steel wire in magnetization cycle is obtained in real time, obtains the safety coefficient of steel wire；S5: judging whether steel wire value of safety factor value is lower than scheduled secure threshold, if so, sounding an alarm；It is on the contrary then continue to execute step S4.A kind of steel wire safety detection method structure of stage hoist of the present invention is simple, easy to detect, and accuracy is high, without dismantling steel wire, can carry out safety detection at any time, be influenced by extraneous factor small.
Description
Technical field
The present invention relates to stage security technology area,
Especially, the present invention relates to a kind of steel wire safety detection methods of stage hoist.
Background technique
With becoming increasingly abundant for culture life, requirement of the people to stage effect in performing active is higher and higher, in the modern times
Change in Stage Design, to create a kind of lively three-dimensional performing effect, generally require the mutual cooperation of a variety of stage machineries,
Such as light, stage curtain need to design multiple sunpenders thus to install these hanging objects on stage, and sunpender can rise
Drop is usually to be hung on the position that spectators can't see above stage, only arranges and just lower when stage to fix hanging object.
Sunpender lifting at present is mostly gone up and down using hoist engine traction steel wire hawser, and wherein design has wire casing on elevator machine cylinder, will
Flexible steel wire is wrapped in the wire casing of cylinder surface, and due in the long-term elevating movement of sunpender reel wound repeatedly for steel wire
The factors such as the abrasion and corrosion of hawser, cause flexible steel wire local location be easy to appear fracture of wire, abrasion, deformation phenomena such as.It passes
The device of related flexible steel wire defects detection is not configured in system stage hoist substantially, and the light defects in flexible steel wire are very difficult
It is found with artificial detection, therefore is easy to generate security risk.
So how to design a kind of steel wire safety detection method of stage hoist, becoming our current urgent needs will be solved
The problem of.
Summary of the invention
Easy to detect the purpose of the present invention is to provide a kind of structure is simple, accuracy is high, can be with without dismantling steel wire
Shi Jinhang safety detection is influenced the steel wire safety detection method of small stage hoist by extraneous factor.
In order to achieve the above objectives, the present invention, which adopts the following technical scheme that, is achieved:
A kind of steel wire safety detection method of stage hoist, method includes the following steps:
S1: magnetizing apparatus is installed in lifting drum, and hall sensor is installed in steel wire exit；
S2: by steel wire winding to lifting drum surface；
S3: opening magnetizing apparatus, magnetizes to the steel wire of winding lifting drum；
S4: the logical magnetic variation in steel wire in magnetization cycle is obtained in real time, obtains the safety coefficient of steel wire；
S5: judging whether steel wire value of safety factor value is lower than scheduled secure threshold, if so, sounding an alarm；It is on the contrary then continue to hold
Row step S4.
As a preference of the present invention, the quantity of hall sensor is at least one when executing step S1.
As a preference of the present invention, when executing step S4, each hall sensor is electrically connected with that a PLC is programmable to patrol
Controller is collected, for acquiring hall sensor data and being analyzed, obtains steel wire safety coefficient.
As a preference of the present invention, the steel wire that each PLC programmable logic controller (PLC) obtains is safe when executing step S5
Coefficient value is judged, if the steel wire value of safety factor value that any PLC programmable logic controller (PLC) obtains is lower than scheduled safety
Threshold value sounds an alarm；Conversely, if all PLC programmable logic controller (PLC)s obtain steel wire value of safety factor value be not less than it is pre-
Fixed secure threshold then continues to execute step S4.
As a preference of the present invention, the length of magnetizing apparatus is not less than gauge of wire in reel when executing step S1.
As a preference of the present invention, magnetizing apparatus is connected with the inner wall of reel when executing step S1.
As a preference of the present invention, PLC programmable logic controller (PLC) is electrically connected with driver when executing step S4, formed
Closed-loop control.
As a preference of the present invention, secure threshold is arranged before executing step S5.
As a preference of the present invention, magnetizing time is no less than 2S when executing step S3, that is to say, that the steel wire on reel passes
When defeated, the velocity of rotation of reel is not higher than 2r/S.
As a preference of the present invention, when executing step S5, while sounding an alarm, by the logical magnetic number of hall sensor acquisition
According to being shown.
A kind of steel wire safety detection method beneficial effect of stage hoist of the present invention is: structure is simple, easy to detect,
Accuracy is high, without dismantling steel wire, can carry out safety detection at any time, be influenced by extraneous factor small.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of the steel wire safety detection method of stage hoist of the present invention.
Specific embodiment
The following is specific embodiments of the present invention, and technical scheme of the present invention will be further described, but the present invention is simultaneously
It is not limited to these embodiments.
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the positioned opposite and step of the module and step that otherwise illustrate in these embodiments do not limit the scope of the invention.
Simultaneously, it should be appreciated that for ease of description, the process in attached drawing is not merely individually to carry out, but multiple steps
Suddenly intersect progress.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and system known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, technology, method and system should be considered as authorizing part of specification.
With becoming increasingly abundant for culture life, requirement of the people to stage effect in performing active is higher and higher, waves in modernization
In platform design, to create a kind of lively three-dimensional performing effect, the mutual cooperation of a variety of stage machineries, such as lamp are generally required
Light, stage curtain etc. need to design multiple sunpenders thus to install these hanging objects on stage, and sunpender can be gone up and down, and put down
When be to be hung on the position that spectators above stage can't see, only arrangement stage when just lower to fix hanging object.At present
Sunpender lifting is mostly gone up and down using hoist engine traction steel wire hawser, and wherein design has wire casing on elevator machine cylinder, by steel wire
Cable takeup in the wire casing of cylinder surface, and due in the long-term elevating movement of sunpender reel wound repeatedly for flexible steel wire
Abrasion and the factors such as corrosion, phenomena such as causing flexible steel wire local location to be easy to appear fracture of wire, abrasion, deformation.Tradition dance
The device of related flexible steel wire defects detection is not configured in platform hoist engine substantially, and the light defects in flexible steel wire are very difficult to people
Work detection discovery, therefore be easy to generate security risk.
Embodiment one
As shown in Figure 1, one of embodiment only of the invention, the steel wire that the present invention provides a kind of stage hoist is examined safely
Survey method, method includes the following steps:
A kind of steel wire safety detection method of stage hoist, method includes the following steps:
S1: magnetizing apparatus is installed in lifting drum, and hall sensor is installed in steel wire exit；
Herein, the reel of hoist engine, driving mould group arrangement are identical as general hoist engine arrangement, only to be mounted with to magnetize more
Device and hall sensor magnetize to the steel wire transmitted, and then hall sensor incudes steel at steel wire export mouth
The logical magnetic variation of silk, magnetizing apparatus are connected with the inner wall of reel, facilitate and carry out logical magnetic, then being mounted with to fill in general hoist engine
The device installation premise of entire method can be completed in chinaware and hall sensor, and structure is simple, easy to detect.
S2: by steel wire winding to lifting drum surface；
After device installs, start that steel wire is installed, as general hoist engine, need steel wire winding to elevator
Machine mandrel surface, facilitates steel wire to transmit.
S3: opening magnetizing apparatus, magnetizes to the steel wire of winding lifting drum；
After mandrel surface has wound steel wire, start magnetizing apparatus, so that it may magnetize to steel wire, flexible steel wire material is best
For high-quality high-alloy steel, easily it is magnetized.
S4: the logical magnetic variation in steel wire in magnetization cycle is obtained in real time, obtains the safety coefficient of steel wire；
In steel wire transmission, steel wire is successively from volume tube port position export, due to the magnetic conductance at the positions such as example short silk of hawser fault location, corrosion
Rate is different, goes out to will appear magnetic flux leakage phenomenon in defect, can measure magnetic in magnetization cycle by highly sensitive Hall sensor
The variation of flux is led to magnetic delta data to this and is analyzed, can obtain the safety coefficient of the steel wire currently passed through.
S5: judging whether steel wire value of safety factor value is lower than scheduled secure threshold, if so, sounding an alarm；It is on the contrary then after
It is continuous to execute step S4.
Certainly, before executing step S5, secure threshold is first set, setting for secure threshold is generally carried out according to the material of steel wire
It sets, if fine flexible steel wire, then safety requirements is higher, secure threshold is oppositely arranged higher；If commonly slightly expanding
Flexible steel wire, then secure threshold is oppositely arranged lower.
The safety coefficient of steel wire is compared with secure threshold, if crossing threshold value, that is, is lower than scheduled secure threshold,
Illustrate that the steel wire section has the danger of aging or corrosion, need to carry out alarm, replace steel wire, be not easy to reuse, reduces danger
Dangerous probability of happening.
In the present invention, hoist engine can be always maintained at work, and steel wire can carry out safety inspection, nothing in transmission process
Steel wire need to be dismantled, safety detection can be carried out at any time, influenced by extraneous factor small.
A kind of steel wire safety detection method structure of stage hoist of the present invention is simple, easy to detect, and accuracy is high, is not necessarily to
Steel wire is dismantled, safety detection can be carried out at any time, influenced by extraneous factor small.
Embodiment two
Still as shown in Figure 1, being still one of embodiment of the invention, in order to enable a kind of steel of stage hoist of the present invention
Silk safety detection method more detects stabilization, and the accuracy for obtaining detection is higher, also has following design in the present invention:
Firstly, the quantity of hall sensor is at least one when executing step S1.It is set to the wire hawser of lifting drum front
Rope exit, and hall sensor is highly sensitive Hall sensor, detection accuracy is more secure.
Likewise, each hall sensor is electrically connected with a PLC programmable logic controller (PLC) when executing step S4,
For acquiring hall sensor data and being analyzed, steel wire safety coefficient is obtained.
And when executing step S5, the steel wire value of safety factor value that each PLC programmable logic controller (PLC) obtains is carried out
Judgement issues police if the steel wire value of safety factor value that any PLC programmable logic controller (PLC) obtains is lower than scheduled secure threshold
Report；Conversely, if the steel wire value of safety factor value that all PLC programmable logic controller (PLC)s obtain is not less than scheduled secure threshold,
Then continue to execute step S4.
In addition, the length of magnetizing apparatus is not less than gauge of wire in reel when executing step S1.Side steel wire in this way in reel
Bigger by magnetic surface product, flexible steel wire is easier to be magnetized.
In addition, PLC programmable logic controller (PLC) is electrically connected with driver when executing step S4, closed-loop control is formed.
Certainly, when executing step S3, magnetizing time is no less than 2S, that is to say, that when the steel wire on reel transmits, reel
Velocity of rotation is not higher than 2r/S, and the flexible steel wire of coiling is facilitated to carry out adequately magnetization until saturation, the effect of detection are more preferable.
Finally, while sounding an alarm, the logical magnetic data that hall sensor obtains is shown when executing step S5,
Facilitate staff to find steel wire danger section to check, further judge whether the steel wire can continue to use, if needs
Replacement.
A kind of steel wire safety detection method structure of stage hoist of the present invention is simple, easy to detect, and accuracy is high, is not necessarily to
Steel wire is dismantled, safety detection can be carried out at any time, influenced by extraneous factor small.
Although some specific embodiments of the invention are described in detail by example, the skill of this field
Art personnel it should be understood that above example merely to be illustrated, the range being not intended to be limiting of the invention, belonging to the present invention
Those skilled in the art can make various modifications or additions to described specific embodiment or using class
As mode substitute, but without departing from direction of the invention or beyond the scope of the appended claims.Ability
Domain it is to be understood by the skilled artisans that according to the technical essence of the invention to made by embodiment of above it is any modification, etc.
With replacement, improvement etc., protection scope of the present invention should be included in.
Claims (10)
1. a kind of steel wire safety detection method of stage hoist, which comprises the following steps:
S1: magnetizing apparatus is installed in lifting drum, and hall sensor is installed in steel wire exit；
S2: by steel wire winding to lifting drum surface；
S3: opening magnetizing apparatus, magnetizes to the steel wire of winding lifting drum；
S4: the logical magnetic variation in steel wire in magnetization cycle is obtained in real time, obtains the safety coefficient of steel wire；
S5: judging whether steel wire value of safety factor value is lower than scheduled secure threshold, if so, sounding an alarm；It is on the contrary then continue to hold
Row step S4.
2. a kind of steel wire safety detection method of stage hoist according to claim 1, it is characterised in that:
When executing step S1, the quantity of hall sensor is at least one.
3. a kind of steel wire safety detection method of stage hoist according to claim 2, it is characterised in that:
When executing step S4, each hall sensor is electrically connected with a PLC programmable logic controller (PLC), for acquiring Hall
Sensor data is simultaneously analyzed, and steel wire safety coefficient is obtained.
4. a kind of steel wire safety detection method of stage hoist according to claim 3, it is characterised in that:
When executing step S5, the steel wire value of safety factor value that each PLC programmable logic controller (PLC) obtains is judged, if appointing
The steel wire value of safety factor value that one PLC programmable logic controller (PLC) obtains is lower than scheduled secure threshold, sounds an alarm；Conversely,
If the steel wire value of safety factor value that all PLC programmable logic controller (PLC)s obtain is not less than scheduled secure threshold, continue to hold
Row step S4.
5. a kind of steel wire safety detection method of stage hoist according to claim 1, it is characterised in that:
When executing step S1, the length of magnetizing apparatus is not less than gauge of wire in reel.
6. a kind of steel wire safety detection method of stage hoist according to claim 1, it is characterised in that:
When executing step S1, magnetizing apparatus is connected with the inner wall of reel.
7. a kind of steel wire safety detection method of stage hoist according to claim 3, it is characterised in that:
When executing step S4, PLC programmable logic controller (PLC) is electrically connected with driver, forms closed-loop control.
8. a kind of steel wire safety detection method of stage hoist according to claim 1, it is characterised in that:
Before executing step S5, secure threshold is set.
9. a kind of steel wire safety detection method of stage hoist according to claim 1, it is characterised in that:
When executing step S3, magnetizing time is no less than 2S.
10. a kind of steel wire safety detection method of stage hoist according to claim 1, it is characterised in that:
When executing step S5, while sounding an alarm, the logical magnetic data that hall sensor obtains is shown.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910692535.2A CN110422783A (en) | 2019-07-30 | 2019-07-30 | A kind of steel wire safety detection method of stage hoist |
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| CN201910692535.2A CN110422783A (en) | 2019-07-30 | 2019-07-30 | A kind of steel wire safety detection method of stage hoist |
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| CN201910692535.2A Pending CN110422783A (en) | 2019-07-30 | 2019-07-30 | A kind of steel wire safety detection method of stage hoist |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112201005A (en) * | 2020-09-27 | 2021-01-08 | 浙江大丰实业股份有限公司 | Stage performance personnel safety guarantee system and early warning method thereof |
| CN112669315A (en) * | 2021-01-27 | 2021-04-16 | 长沙理工大学 | Method and device for detecting wire breakage of steel wire rope of winch |
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Patent Citations (6)
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| CN102384938A (en) * | 2011-10-23 | 2012-03-21 | 湖南科技学院 | Detector of broken wires in steel rope |
| CN102636561A (en) * | 2012-05-10 | 2012-08-15 | 中国矿业大学 | Real-time fault diagnosis and early warning device and method for wire rope of coal mine hoist |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112669315B (en) * | 2021-01-27 | 2023-02-03 | 长沙理工大学 | Method and device for detecting wire breakage of steel wire rope of winch |
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Application publication date: 20191108 |
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