CN104003323B - Steel wire rope looseness warning device - Google Patents
Steel wire rope looseness warning device Download PDFInfo
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- CN104003323B CN104003323B CN201410259064.3A CN201410259064A CN104003323B CN 104003323 B CN104003323 B CN 104003323B CN 201410259064 A CN201410259064 A CN 201410259064A CN 104003323 B CN104003323 B CN 104003323B
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- steel wire
- wire rope
- spherical assembly
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- magnetic spherical
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Abstract
The invention relates to the technical field of operation safety equipment, in particular to a steel wire rope looseness warning device. The steel wire rope looseness warning device comprises a horizontal steel frame fixed to the tops of two wedge-shaped supporting frames, a hanging hook is arranged on the lower surface of the horizontal steel frame, the inner portion of the hanging hook is provided with an opening, an elastic body and a spherical magnetic component, an annular groove used for winding a steel wire rope is formed in the surface of the spherical magnetic component, a magnetic induction switch is arranged at the position, located over the spherical magnetic assembly, in the horizontal steel frame and the magnetic induction switch is electrically connected with a buzzer. When the steel wire rope is not loosened, stress of the spherical magnetic component is constant and the spherical magnetic component does not move; when the steel wire rope is loosened, tension exerted on the spherical magnetic component decreases, the distance between the spherical magnetic component and the magnetic induction switch is reduced, and the magnetic induction switch is connected so that the buzzer can be started to send out a notice. Thus, the steel wire rope looseness warning device can detect and notice the steel wire rope looseness situations in real time and is high in detecting sensitivity, small in occupied space, simple in structure and low in cost.
Description
Technical field
The present invention relates to job safety equipment technical field, more particularly, to a kind of device for warning looseness of steel wire ropes.
Background technology
At present, market is used for detect the technology of looseness of steel wire ropes, mainly point two classes, a class is the fixing end in steel wire rope
One tension pick-up detection means is installed, judges whether to start alarm device according to the Tensity size of tension pick-up detection, no
The cost of overtension sensor detecting device is high, and it is larger to take up room.Equations of The Second Kind is the lower section in wire rope drum
The one detection steel wire rope vertical with detected steel wire rope direction of travel is installed, in the case of detected looseness of steel wire ropes, tested
Survey steel wire rope to contact with detection steel wire rope, touched detection steel wire rope pulls spring-actuated alarm device to be reported to the police, no
The installation and debugging process crossing this detection means early stage is loaded down with trivial details, and sensitivity is relatively poor, and detection alarming result has certain
Hysteresis quality.
Content of the invention
It is an object of the invention to proposing a kind of device for warning looseness of steel wire ropes, energy real-time detection simultaneously notifies looseness of steel wire ropes
Situation, detection sensitivity is high, it is little to take up room, structure is simple and with low cost.
For reaching this purpose, the present invention employs the following technical solutions:
A kind of device for warning looseness of steel wire ropes, including the upper surface of two wedge shaped support framves symmetrically arranged with the left and right sides
The horizontal steelframe being fixedly connected, the centre position of horizontal steelframe is just to the clearance position between two wedge shaped support framves, level
The lower surface setting suspension hook in steelframe centre position, the inside setting cylindrical cavity of suspension hook, the upper surface setting of cylindrical cavity
Opening, the lower surface setting elastomer of cylindrical cavity, the inside setting Magnetic Spherical assembly of cylindrical cavity, Magnetic Spherical group
The upper surface of part is stretched out from suspension hook upper surface by described opening, and the lower surface of Magnetic Spherical assembly and described elastomer connect,
The surface of described Magnetic Spherical assembly is provided for the toroidal cavity around steel wire rope, and the inside of described horizontal steelframe corresponds to ball
Magnetic induction switch is set at the position directly above of shape magnet assembly, and magnetic induction switch and buzzer are electrically connected with, Magnetic Spherical group
Part moves up and down with the pulling force size variation from steel wire rope, when the pulling force that Magnetic Spherical assembly is subject to becomes big, Magnetic Spherical
Assembly compressing elastomer move downward, when the pulling force that Magnetic Spherical assembly is subject to reduces, elastomer drive Magnetic Spherical assembly to
Upper motion, if Magnetic Spherical assembly move upwards so that the distance between Magnetic Spherical assembly and magnetic induction switch foreshorten to pre-
If distance, then magnetic induction switch closure is to start buzzer.
Wherein, the surface setting plastic protective film for plastics of described Magnetic Spherical assembly.
Wherein, described wedge shaped support frame and horizontal steelframe are detachably connected.
Wherein, described suspension hook is semi-circular shape suspension hook.
Wherein, the lower surface of described horizontal steelframe arranges multiple screws, the lower surface of horizontal steelframe and wedge shaped support frame spiral shell
Tether and connect.
Wherein, described elastomer is three springs.
The beneficial effects of the present invention is: a kind of device for warning looseness of steel wire ropes, including symmetrically arranged with the left and right sides
The horizontal steelframe that the upper surface of two wedge shaped support framves is fixedly connected, the centre position of horizontal steelframe is just to two wedge shaped support
Clearance position between frame, the lower surface setting suspension hook in horizontal steelframe centre position, the inside setting cylindrical cavity of suspension hook, circle
The upper surface setting opening of cylindrical cavity, the lower surface setting elastomer of cylindrical cavity, the inside setting ball of cylindrical cavity
Shape magnet assembly, the upper surface of Magnetic Spherical assembly is stretched out from suspension hook upper surface by described opening, under Magnetic Spherical assembly
Surface and described elastomer connect, and the surface of described Magnetic Spherical assembly is provided for the toroidal cavity around steel wire rope, institute
State and at the position directly above of the corresponding Magnetic Spherical assembly in inside of horizontal steelframe, magnetic induction switch, magnetic induction switch and buzzing are set
Device is electrically connected with, and Magnetic Spherical assembly moves up and down with the pulling force size variation from steel wire rope, when Magnetic Spherical assembly is subject to
The pulling force arriving becomes big, and Magnetic Spherical assembly compressing elastomer moves downward, when the pulling force that Magnetic Spherical assembly is subject to reduces, elasticity
Body drives Magnetic Spherical assembly to move upwards, if Magnetic Spherical assembly moves upwards so that Magnetic Spherical assembly and magnetic induction are opened
The distance between pass foreshortens to predeterminable range, then magnetic induction switch closure is to start buzzer.According to lever principle, by upper
State structure, the overwhelming majority acts on two wedge shaped support framves via horizontal steelframe from the pulling force of steel wire rope, and fraction is derived from
The pulling force effect of steel wire rope is on Magnetic Spherical assembly.When steel wire rope does not loosen, the stress of Magnetic Spherical assembly is invariable, no
Produce motion；During looseness of steel wire ropes, the pulling force acting on Magnetic Spherical assembly reduces, the elastomer below Magnetic Spherical assembly
Drive Magnetic Spherical assembly to move upwards, so that the distance between Magnetic Spherical assembly and magnetic induction switch is shortened, if Magnetic Spherical
The distance between assembly and magnetic induction switch foreshorten to predeterminable range, after magnetic induction switch senses the changes of magnetic field of some strength
Closure switch are to start the notice that buzzer sends looseness of steel wire ropes.The part of this device is all integrated on a horizontal steelframe,
Structure is simple, it is little to take up room.And the stress medium quantity of this device is few, power conduction stroke is short, the slight tension of steel wire rope becomes
Change can by real-time detection out, and ageing good, detection sensitivity is high.It can be seen that, this device for warning looseness of steel wire ropes, can be in real time
Detect and notify looseness of steel wire ropes situation, detection sensitivity is high, it is little to take up room, structure is simple and with low cost.
Brief description
For the technical scheme being illustrated more clearly that in the embodiment of the present invention, below will be to institute in embodiment of the present invention description
Need use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only the present invention some enforcement
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also be implemented according to the present invention
The content of example and these accompanying drawings obtain other accompanying drawings.
Fig. 1 is the structural representation of device for warning looseness of steel wire ropes provided in an embodiment of the present invention.
Description of reference numerals is as follows:
1- wedge shaped support frame；The horizontal steelframe of 2-；3- steel wire rope；4- suspension hook；5- elastomer；
6- Magnetic Spherical assembly；7- magnetic induction switch；8- buzzer.
Specific embodiment
For make present invention solves the technical problem that, the technical scheme that adopts and the technique effect that reaches clearer, below
By combine accompanying drawing the technical scheme of the embodiment of the present invention is described in further detail it is clear that described embodiment only
It is a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those skilled in the art exist
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, it is the structural representation of device for warning looseness of steel wire ropes provided in an embodiment of the present invention, this steel wire
Rope device for warning looseness can be applicable to all kinds of carry out the equipment such as elevator and the hoist engine of hanging lift lifting/lowering operation using steel wire rope 3.
A kind of device for warning looseness of steel wire ropes, including the upper table of two wedge shaped support framves 1 symmetrically arranged with the left and right sides
The horizontal steelframe 2 that face is fixedly connected, the centre position of horizontal steelframe 2 just to the clearance position between two wedge shaped support framves 1,
The lower surface setting suspension hook 4 in horizontal steelframe 2 centre position, the inside setting cylindrical cavity of suspension hook 4, the upper table of cylindrical cavity
Face arranges opening, the lower surface setting elastomer 5 of cylindrical cavity, the inside setting Magnetic Spherical assembly 6 of cylindrical cavity, ball
The upper surface of shape magnet assembly 6 is stretched out from suspension hook 4 upper surface by described opening, the lower surface of Magnetic Spherical assembly 6 and described
Elastomer 5 connects, and the surface of described Magnetic Spherical assembly 6 is provided for the toroidal cavity around steel wire rope 3, described horizontal steel
At the position directly above of the corresponding Magnetic Spherical assembly 6 in the inside of frame 2, magnetic induction switch 7, magnetic induction switch 7 and buzzer 8 are set
It is electrically connected with, Magnetic Spherical assembly 6 moves up and down with the pulling force size variation from steel wire rope 3, when Magnetic Spherical assembly 6 is subject to
The pulling force arriving becomes big, and Magnetic Spherical assembly 6 compressing elastomer 5 moves downward, when the pulling force that Magnetic Spherical assembly 6 is subject to reduces,
Elastomer 5 drives Magnetic Spherical assembly 6 to move upwards, if Magnetic Spherical assembly 6 moves upwards so that Magnetic Spherical assembly 6 He
The distance between magnetic induction switch 7 foreshortens to predeterminable range, then magnetic induction switch 7 closes to start buzzer 8.
According to lever principle, by the structure of above-mentioned device for warning looseness of steel wire ropes, the overwhelming majority is drawn from steel wire rope 3
Power acts on two wedge shaped support framves 1 via horizontal steelframe 2, and fraction is derived from the pulling force effect of steel wire rope 3 in Magnetic Spherical
On assembly 6.When steel wire rope 3 does not loosen, the stress of Magnetic Spherical assembly 6 is invariable, do not produce motion；When steel wire rope 3 loosens,
Act on pulling force on Magnetic Spherical assembly 6 to reduce, the elastomer 5 of Magnetic Spherical assembly 6 lower section drive Magnetic Spherical assembly 6 to
Upper motion, makes the distance between Magnetic Spherical assembly 6 and magnetic induction switch 7 shorten, if Magnetic Spherical assembly 6 and magnetic induction switch
The distance between 7 foreshorten to predeterminable range, magnetic induction switch 7 sense the changes of magnetic field of some strength after closure switch to start
Buzzer 8 sends the notice that steel wire rope 3 loosens.The part of this device is all integrated on a horizontal steelframe 2, and structure is simple, account for
Little with space.And the stress medium quantity of this device is few, power conduction stroke is short, the slight tension change of steel wire rope 3 can be by
Out, ageing good, detection sensitivity is high for real-time detection.It can be seen that, this device for warning looseness of steel wire ropes, energy real-time detection simultaneously notifies
Steel wire rope 3 loosens situation, and detection sensitivity is high, it is little to take up room, structure is simple and with low cost.
Cylindrical cavity effectively limits the movable scope of Magnetic Spherical assembly 6, only allows Magnetic Spherical assembly about 6
Motion, prevents Magnetic Spherical assembly 6 side-to-side movement from affecting the stress of elastomer 5.
The surface of Magnetic Spherical assembly 6 is provided for the toroidal cavity around steel wire rope 3, can effectively reduce steel wire rope 3
There is the probability of sliding phenomenon when hanging object, improve the safety of steel wire rope 3 hanging lift lifting/lowering operation.
Magnetic induction switch 7 need not be contacted with sense object, by induced field change, the signal receiving can be converted into
The switching value signal of telecommunication, is the high class approach switch of microswitch medium sensitivity.
Wherein, the surface setting plastic protective film for plastics of described Magnetic Spherical assembly 6.
Plastic protective film for plastics does not have magnetic and has certain weight capacity, both the sensitivity of magnetic induction switch 7 will not be produced
Raw harmful effect, is effectively reduced abrasion Magnetic Spherical assembly 6 surface being caused due to the pulling force of steel wire rope 3 again, extends
The service life of Magnetic Spherical assembly 6.
Wherein, described wedge shaped support frame 1 and horizontal steelframe 2 are detachably connected.
Two wedge shaped support framves 1 are generally original supporting steel frame of job site.Wedge shaped support frame 1 and horizontal steelframe 2 can
Dismounting connects, and is easy in actual job according to job site situation, because of the horizontal steelframe 2 of the suitable installation or removal in ground, fully
Using existing resource, improve the application flexibility of steel wire rope 3 device for warning looseness.
Wherein, described suspension hook 4 is semi-circular shape suspension hook.
Semi-circular shape suspension hook, with respect to arc suspension hook 4, can effectively reduce the probability of steel wire rope 3 unhook, improve steel wire rope 3 and hang
Hang the safety of lift work.
Wherein, the lower surface of described horizontal steelframe 2 arranges multiple screws, the lower surface of horizontal steelframe 2 and wedge shaped support frame 1
Bolt connection.
Bolt connection is that the conventional of mechanical field is fixedly connected mode, and application is extremely wide, can expand steel wire rope 3 and loosen report
The range of application of alarm device.
Wherein, described elastomer 5 is three springs
The weight of object of the coefficient of elasticity of three springs hanging lift lifting/lowering as needed determines, three springs are highly resistant to
From in the pulling force of steel wire rope 3, when steel wire rope 3 loosens, can immediately reflect the tension variations acting on Magnetic Spherical assembly 6,
Improve the sensitivity of detection alarming result.
A kind of device for warning looseness of steel wire ropes, real-time detection can simultaneously notify steel wire rope 3 to loosen situation, detection sensitivity is high,
The little, structure of taking up room is simple and with low cost.
Above content is only presently preferred embodiments of the present invention, for those of ordinary skill in the art, according to the present invention's
Thought, all will change in specific embodiments and applications, and this specification content should not be construed as to the present invention
Restriction.
Claims (6)
1. a kind of device for warning looseness of steel wire ropes it is characterised in that: include two wedge shaped support symmetrically arranged with the left and right sides
The horizontal steelframe (2) that the upper surface of frame (1) is fixedly connected, the centre position of horizontal steelframe (2) is just to two wedge shaped support framves
(1) clearance position between, lower surface setting suspension hook (4) in horizontal steelframe (2) centre position, the inside setting circle of suspension hook (4)
Cylindrical cavity, the upper surface setting opening of cylindrical cavity, lower surface setting elastomer (5) of cylindrical cavity, cylindrical empty
Inside setting Magnetic Spherical assembly (6) in chamber, the upper surface of Magnetic Spherical assembly (6) is by described opening from suspension hook (4) upper table
Face is stretched out, and the lower surface of Magnetic Spherical assembly (6) and described elastomer (5) connect, and the surface of described Magnetic Spherical assembly (6) sets
Put for the toroidal cavity around steel wire rope (3), the corresponding Magnetic Spherical assembly (6) in inside of described horizontal steelframe (2) is just
Setting magnetic induction switch (7) at top position, magnetic induction switch (7) and buzzer (8) are electrically connected with, Magnetic Spherical assembly (6)
Move up and down with the pulling force size variation from steel wire rope (3), when the pulling force that Magnetic Spherical assembly (6) is subject to becomes big, spherical
Magnet assembly (6) compressing elastomer (5) moves downward, and when the pulling force that Magnetic Spherical assembly (6) is subject to reduces, elastomer (5) carries
Dynamic Magnetic Spherical assembly (6) is moved upwards, if Magnetic Spherical assembly (6) moves upwards so that Magnetic Spherical assembly (6) and magnetic
The distance between inductive switch (7) foreshortens to predeterminable range, then magnetic induction switch (7) closure is to start buzzer (8).
2. device for warning looseness of steel wire ropes according to claim 1 is it is characterised in that described Magnetic Spherical assembly (6)
Surface arranges plastic protective film for plastics.
3. device for warning looseness of steel wire ropes according to claim 1 is it is characterised in that described wedge shaped support frame (1) and water
Flat steelframe (2) is detachably connected.
4. device for warning looseness of steel wire ropes according to claim 1 is it is characterised in that described suspension hook (4) is semi-circular shape
Suspension hook.
5. device for warning looseness of steel wire ropes according to claim 1 is it is characterised in that the following table of described horizontal steelframe (2)
Face arranges multiple screws, the lower surface of horizontal steelframe (2) and wedge shaped support frame (1) bolt connection.
6. device for warning looseness of steel wire ropes according to claim 1 is it is characterised in that described elastomer (5) is three bullets
Spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259064.3A CN104003323B (en) | 2014-06-11 | 2014-06-11 | Steel wire rope looseness warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259064.3A CN104003323B (en) | 2014-06-11 | 2014-06-11 | Steel wire rope looseness warning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104003323A CN104003323A (en) | 2014-08-27 |
| CN104003323B true CN104003323B (en) | 2017-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410259064.3A Active CN104003323B (en) | 2014-06-11 | 2014-06-11 | Steel wire rope looseness warning device |
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| CN (1) | CN104003323B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109488726A (en) * | 2018-11-27 | 2019-03-19 | 上海建工五建集团有限公司 | A kind of safety rope connection prior-warning device and installation method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201292231Y (en) * | 2008-09-05 | 2009-08-19 | 义马煤业(集团)有限责任公司 | Winch released rope protection device |
| CN201713251U (en) * | 2010-05-18 | 2011-01-19 | 宝山钢铁股份有限公司 | Device for warning looseness of steel wire ropes |
| CN103482509A (en) * | 2013-08-13 | 2014-01-01 | 河南卫华重型机械股份有限公司 | Steel-wire-rope fixing device |
| CN103693523A (en) * | 2013-12-20 | 2014-04-02 | 浙江大学苏州工业技术研究院 | Steel wire rope looseness and breakage alarming device |
| CN203889983U (en) * | 2014-06-11 | 2014-10-22 | 无锡通用钢绳有限公司 | Looseness warning device for steel wire rope |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09158915A (en) * | 1995-12-04 | 1997-06-17 | Masakatsu Yamaoka | Turnbuckle |
| KR101271095B1 (en) * | 2007-11-14 | 2013-06-04 | 삼성테크윈 주식회사 | Winch system |
-
2014
- 2014-06-11 CN CN201410259064.3A patent/CN104003323B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201292231Y (en) * | 2008-09-05 | 2009-08-19 | 义马煤业(集团)有限责任公司 | Winch released rope protection device |
| CN201713251U (en) * | 2010-05-18 | 2011-01-19 | 宝山钢铁股份有限公司 | Device for warning looseness of steel wire ropes |
| CN103482509A (en) * | 2013-08-13 | 2014-01-01 | 河南卫华重型机械股份有限公司 | Steel-wire-rope fixing device |
| CN103693523A (en) * | 2013-12-20 | 2014-04-02 | 浙江大学苏州工业技术研究院 | Steel wire rope looseness and breakage alarming device |
| CN203889983U (en) * | 2014-06-11 | 2014-10-22 | 无锡通用钢绳有限公司 | Looseness warning device for steel wire rope |
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| Publication number | Publication date |
|---|---|
| CN104003323A (en) | 2014-08-27 |
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